Mercurial > cpython-lru_cache-weakref
annotate Python/compile.c @ 20737:00a581bdedeb legacy-trunk
When overriding __str__ or __repr__, set the tp_print slot to NULL.
| author | Guido van Rossum <guido@python.org> |
|---|---|
| date | Mon, 29 Oct 2001 14:33:44 +0000 |
| parents | d51fe520e5fd |
| children | 40a88989d6cb |
| rev | line source |
|---|---|
| 69 | 1 /* Compile an expression node to intermediate code */ |
| 2 | |
| 86 | 3 /* XXX TO DO: |
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4 XXX add __doc__ attribute == co_doc to code object attributes? |
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5 XXX (it's currently the first item of the co_const tuple) |
| 86 | 6 XXX Generate simple jump for break/return outside 'try...finally' |
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7 XXX Allow 'continue' inside finally clause of try-finally |
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8 XXX New opcode for loading the initial index for a for loop |
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9 XXX other JAR tricks? |
| 86 | 10 */ |
| 69 | 11 |
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12 #include "Python.h" |
| 86 | 13 |
| 69 | 14 #include "node.h" |
| 15 #include "token.h" | |
| 16 #include "graminit.h" | |
| 17 #include "compile.h" | |
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18 #include "symtable.h" |
| 69 | 19 #include "opcode.h" |
| 86 | 20 #include "structmember.h" |
| 21 | |
| 22 #include <ctype.h> | |
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23 |
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24 /* Three symbols from graminit.h are also defined in Python.h, with |
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25 Py_ prefixes to their names. Python.h can't include graminit.h |
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26 (which defines too many confusing symbols), but we can check here |
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27 that they haven't changed (which is very unlikely, but possible). */ |
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28 #if Py_single_input != single_input |
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29 #error "single_input has changed -- update Py_single_input in Python.h" |
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30 #endif |
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31 #if Py_file_input != file_input |
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32 #error "file_input has changed -- update Py_file_input in Python.h" |
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33 #endif |
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34 #if Py_eval_input != eval_input |
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35 #error "eval_input has changed -- update Py_eval_input in Python.h" |
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36 #endif |
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37 |
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38 int Py_OptimizeFlag = 0; |
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39 |
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40 #define OP_DELETE 0 |
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41 #define OP_ASSIGN 1 |
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42 #define OP_APPLY 2 |
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43 |
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44 #define VAR_LOAD 0 |
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45 #define VAR_STORE 1 |
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46 #define VAR_DELETE 2 |
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47 |
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48 #define DEL_CLOSURE_ERROR \ |
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49 "can not delete variable '%.400s' referenced in nested scope" |
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50 |
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51 #define DUPLICATE_ARGUMENT \ |
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52 "duplicate argument '%s' in function definition" |
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53 |
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54 #define ILLEGAL_DYNAMIC_SCOPE \ |
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55 "%.100s: exec or 'import *' makes names ambiguous in nested scope" |
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56 |
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57 #define GLOBAL_AFTER_ASSIGN \ |
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58 "name '%.400s' is assigned to before global declaration" |
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59 |
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60 #define GLOBAL_AFTER_USE \ |
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61 "name '%.400s' is used prior to global declaration" |
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62 |
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63 #define LOCAL_GLOBAL \ |
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64 "name '%.400s' is a function paramter and declared global" |
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65 |
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66 #define LATE_FUTURE \ |
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67 "from __future__ imports must occur at the beginning of the file" |
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68 |
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69 #define ASSIGN_DEBUG \ |
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70 "can not assign to __debug__" |
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71 |
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72 #define MANGLE_LEN 256 |
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73 |
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74 #define OFF(x) offsetof(PyCodeObject, x) |
| 86 | 75 |
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76 static PyMemberDef code_memberlist[] = { |
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77 {"co_argcount", T_INT, OFF(co_argcount), READONLY}, |
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78 {"co_nlocals", T_INT, OFF(co_nlocals), READONLY}, |
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79 {"co_stacksize",T_INT, OFF(co_stacksize), READONLY}, |
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80 {"co_flags", T_INT, OFF(co_flags), READONLY}, |
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81 {"co_code", T_OBJECT, OFF(co_code), READONLY}, |
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82 {"co_consts", T_OBJECT, OFF(co_consts), READONLY}, |
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83 {"co_names", T_OBJECT, OFF(co_names), READONLY}, |
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84 {"co_varnames", T_OBJECT, OFF(co_varnames), READONLY}, |
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85 {"co_freevars", T_OBJECT, OFF(co_freevars), READONLY}, |
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86 {"co_cellvars", T_OBJECT, OFF(co_cellvars), READONLY}, |
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87 {"co_filename", T_OBJECT, OFF(co_filename), READONLY}, |
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88 {"co_name", T_OBJECT, OFF(co_name), READONLY}, |
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89 {"co_firstlineno", T_INT, OFF(co_firstlineno), READONLY}, |
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90 {"co_lnotab", T_OBJECT, OFF(co_lnotab), READONLY}, |
| 86 | 91 {NULL} /* Sentinel */ |
| 92 }; | |
| 93 | |
| 69 | 94 static void |
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95 code_dealloc(PyCodeObject *co) |
| 69 | 96 { |
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97 Py_XDECREF(co->co_code); |
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98 Py_XDECREF(co->co_consts); |
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99 Py_XDECREF(co->co_names); |
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100 Py_XDECREF(co->co_varnames); |
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101 Py_XDECREF(co->co_freevars); |
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102 Py_XDECREF(co->co_cellvars); |
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103 Py_XDECREF(co->co_filename); |
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104 Py_XDECREF(co->co_name); |
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105 Py_XDECREF(co->co_lnotab); |
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106 PyObject_DEL(co); |
| 69 | 107 } |
| 108 | |
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109 static PyObject * |
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110 code_repr(PyCodeObject *co) |
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111 { |
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112 char buf[500]; |
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113 int lineno = -1; |
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114 char *filename = "???"; |
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115 char *name = "???"; |
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116 |
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117 if (co->co_firstlineno != 0) |
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118 lineno = co->co_firstlineno; |
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119 if (co->co_filename && PyString_Check(co->co_filename)) |
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120 filename = PyString_AS_STRING(co->co_filename); |
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121 if (co->co_name && PyString_Check(co->co_name)) |
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122 name = PyString_AS_STRING(co->co_name); |
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123 sprintf(buf, "<code object %.100s at %p, file \"%.300s\", line %d>", |
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124 name, co, filename, lineno); |
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125 return PyString_FromString(buf); |
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126 } |
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127 |
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128 static int |
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129 code_compare(PyCodeObject *co, PyCodeObject *cp) |
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130 { |
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131 int cmp; |
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132 cmp = PyObject_Compare(co->co_name, cp->co_name); |
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133 if (cmp) return cmp; |
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134 cmp = co->co_argcount - cp->co_argcount; |
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135 if (cmp) return cmp; |
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136 cmp = co->co_nlocals - cp->co_nlocals; |
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137 if (cmp) return cmp; |
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138 cmp = co->co_flags - cp->co_flags; |
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139 if (cmp) return cmp; |
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140 cmp = PyObject_Compare(co->co_code, cp->co_code); |
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141 if (cmp) return cmp; |
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142 cmp = PyObject_Compare(co->co_consts, cp->co_consts); |
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143 if (cmp) return cmp; |
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144 cmp = PyObject_Compare(co->co_names, cp->co_names); |
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145 if (cmp) return cmp; |
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146 cmp = PyObject_Compare(co->co_varnames, cp->co_varnames); |
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147 if (cmp) return cmp; |
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148 cmp = PyObject_Compare(co->co_freevars, cp->co_freevars); |
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149 if (cmp) return cmp; |
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150 cmp = PyObject_Compare(co->co_cellvars, cp->co_cellvars); |
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151 return cmp; |
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152 } |
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153 |
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154 static long |
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155 code_hash(PyCodeObject *co) |
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156 { |
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157 long h, h0, h1, h2, h3, h4, h5, h6; |
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158 h0 = PyObject_Hash(co->co_name); |
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159 if (h0 == -1) return -1; |
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160 h1 = PyObject_Hash(co->co_code); |
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161 if (h1 == -1) return -1; |
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162 h2 = PyObject_Hash(co->co_consts); |
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163 if (h2 == -1) return -1; |
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164 h3 = PyObject_Hash(co->co_names); |
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165 if (h3 == -1) return -1; |
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166 h4 = PyObject_Hash(co->co_varnames); |
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167 if (h4 == -1) return -1; |
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168 h5 = PyObject_Hash(co->co_freevars); |
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169 if (h5 == -1) return -1; |
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170 h6 = PyObject_Hash(co->co_cellvars); |
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171 if (h6 == -1) return -1; |
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172 h = h0 ^ h1 ^ h2 ^ h3 ^ h4 ^ h5 ^ h6 ^ |
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173 co->co_argcount ^ co->co_nlocals ^ co->co_flags; |
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174 if (h == -1) h = -2; |
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175 return h; |
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176 } |
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177 |
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178 /* XXX code objects need to participate in GC? */ |
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179 |
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180 PyTypeObject PyCode_Type = { |
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181 PyObject_HEAD_INIT(&PyType_Type) |
| 69 | 182 0, |
| 183 "code", | |
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184 sizeof(PyCodeObject), |
| 69 | 185 0, |
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186 (destructor)code_dealloc, /* tp_dealloc */ |
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187 0, /* tp_print */ |
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188 0, /* tp_getattr */ |
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189 0, /* tp_setattr */ |
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190 (cmpfunc)code_compare, /* tp_compare */ |
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191 (reprfunc)code_repr, /* tp_repr */ |
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192 0, /* tp_as_number */ |
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193 0, /* tp_as_sequence */ |
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194 0, /* tp_as_mapping */ |
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195 (hashfunc)code_hash, /* tp_hash */ |
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196 0, /* tp_call */ |
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197 0, /* tp_str */ |
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198 PyObject_GenericGetAttr, /* tp_getattro */ |
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199 0, /* tp_setattro */ |
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200 0, /* tp_as_buffer */ |
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201 Py_TPFLAGS_DEFAULT, /* tp_flags */ |
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202 0, /* tp_doc */ |
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203 0, /* tp_traverse */ |
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204 0, /* tp_clear */ |
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205 0, /* tp_richcompare */ |
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206 0, /* tp_weaklistoffset */ |
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207 0, /* tp_iter */ |
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208 0, /* tp_iternext */ |
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209 0, /* tp_methods */ |
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210 code_memberlist, /* tp_members */ |
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211 0, /* tp_getset */ |
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212 0, /* tp_base */ |
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213 0, /* tp_dict */ |
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214 0, /* tp_descr_get */ |
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215 0, /* tp_descr_set */ |
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216 0, /* tp_dictoffset */ |
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217 0, /* tp_init */ |
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218 0, /* tp_alloc */ |
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219 0, /* tp_new */ |
| 69 | 220 }; |
| 221 | |
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222 #define NAME_CHARS \ |
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223 "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz" |
|
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224 |
|
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225 /* all_name_chars(s): true iff all chars in s are valid NAME_CHARS */ |
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226 |
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227 static int |
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228 all_name_chars(unsigned char *s) |
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229 { |
|
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230 static char ok_name_char[256]; |
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231 static unsigned char *name_chars = (unsigned char *)NAME_CHARS; |
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232 |
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233 if (ok_name_char[*name_chars] == 0) { |
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234 unsigned char *p; |
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235 for (p = name_chars; *p; p++) |
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236 ok_name_char[*p] = 1; |
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237 } |
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238 while (*s) { |
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239 if (ok_name_char[*s++] == 0) |
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240 return 0; |
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241 } |
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242 return 1; |
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243 } |
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244 |
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245 static int |
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246 intern_strings(PyObject *tuple) |
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247 { |
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248 int i; |
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249 |
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250 for (i = PyTuple_GET_SIZE(tuple); --i >= 0; ) { |
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251 PyObject *v = PyTuple_GET_ITEM(tuple, i); |
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252 if (v == NULL || !PyString_Check(v)) { |
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253 Py_FatalError("non-string found in code slot"); |
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254 PyErr_BadInternalCall(); |
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255 return -1; |
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256 } |
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257 PyString_InternInPlace(&PyTuple_GET_ITEM(tuple, i)); |
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258 } |
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259 return 0; |
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260 } |
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261 |
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262 PyCodeObject * |
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263 PyCode_New(int argcount, int nlocals, int stacksize, int flags, |
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264 PyObject *code, PyObject *consts, PyObject *names, |
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265 PyObject *varnames, PyObject *freevars, PyObject *cellvars, |
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266 PyObject *filename, PyObject *name, int firstlineno, |
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267 PyObject *lnotab) |
| 69 | 268 { |
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269 PyCodeObject *co; |
| 69 | 270 int i; |
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271 PyBufferProcs *pb; |
| 69 | 272 /* Check argument types */ |
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273 if (argcount < 0 || nlocals < 0 || |
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274 code == NULL || |
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275 consts == NULL || !PyTuple_Check(consts) || |
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276 names == NULL || !PyTuple_Check(names) || |
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277 varnames == NULL || !PyTuple_Check(varnames) || |
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278 freevars == NULL || !PyTuple_Check(freevars) || |
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279 cellvars == NULL || !PyTuple_Check(cellvars) || |
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280 name == NULL || !PyString_Check(name) || |
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281 filename == NULL || !PyString_Check(filename) || |
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282 lnotab == NULL || !PyString_Check(lnotab)) { |
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283 PyErr_BadInternalCall(); |
| 69 | 284 return NULL; |
| 285 } | |
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286 pb = code->ob_type->tp_as_buffer; |
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287 if (pb == NULL || |
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288 pb->bf_getreadbuffer == NULL || |
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289 pb->bf_getsegcount == NULL || |
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290 (*pb->bf_getsegcount)(code, NULL) != 1) |
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291 { |
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292 PyErr_BadInternalCall(); |
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293 return NULL; |
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294 } |
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295 intern_strings(names); |
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296 intern_strings(varnames); |
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297 if (freevars == NULL) |
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298 freevars = PyTuple_New(0); |
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299 intern_strings(freevars); |
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300 if (cellvars == NULL) |
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301 cellvars = PyTuple_New(0); |
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302 intern_strings(cellvars); |
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303 /* Intern selected string constants */ |
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304 for (i = PyTuple_Size(consts); --i >= 0; ) { |
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305 PyObject *v = PyTuple_GetItem(consts, i); |
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306 if (!PyString_Check(v)) |
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307 continue; |
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308 if (!all_name_chars((unsigned char *)PyString_AS_STRING(v))) |
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309 continue; |
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310 PyString_InternInPlace(&PyTuple_GET_ITEM(consts, i)); |
| 69 | 311 } |
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312 co = PyObject_NEW(PyCodeObject, &PyCode_Type); |
| 69 | 313 if (co != NULL) { |
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314 co->co_argcount = argcount; |
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315 co->co_nlocals = nlocals; |
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316 co->co_stacksize = stacksize; |
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317 co->co_flags = flags; |
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318 Py_INCREF(code); |
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319 co->co_code = code; |
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320 Py_INCREF(consts); |
| 69 | 321 co->co_consts = consts; |
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322 Py_INCREF(names); |
| 69 | 323 co->co_names = names; |
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324 Py_INCREF(varnames); |
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325 co->co_varnames = varnames; |
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326 Py_INCREF(freevars); |
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327 co->co_freevars = freevars; |
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328 Py_INCREF(cellvars); |
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329 co->co_cellvars = cellvars; |
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330 Py_INCREF(filename); |
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331 co->co_filename = filename; |
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332 Py_INCREF(name); |
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333 co->co_name = name; |
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334 co->co_firstlineno = firstlineno; |
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335 Py_INCREF(lnotab); |
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336 co->co_lnotab = lnotab; |
| 69 | 337 } |
| 338 return co; | |
| 339 } | |
| 340 | |
| 341 | |
| 342 /* Data structure used internally */ | |
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343 |
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344 /* The compiler uses two passes to generate bytecodes. The first pass |
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345 builds the symbol table. The second pass generates the bytecode. |
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346 |
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347 The first pass uses a single symtable struct. The second pass uses |
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348 a compiling struct for each code block. The compiling structs |
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349 share a reference to the symtable. |
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350 |
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351 The two passes communicate via symtable_load_symbols() and via |
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352 is_local() and is_global(). The former initializes several slots |
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353 in the compiling struct: c_varnames, c_locals, c_nlocals, |
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354 c_argcount, c_globals, and c_flags. |
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355 */ |
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356 |
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357 /* All about c_lnotab. |
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358 |
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359 c_lnotab is an array of unsigned bytes disguised as a Python string. In -O |
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360 mode, SET_LINENO opcodes aren't generated, and bytecode offsets are mapped |
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361 to source code line #s (when needed for tracebacks) via c_lnotab instead. |
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362 The array is conceptually a list of |
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363 (bytecode offset increment, line number increment) |
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364 pairs. The details are important and delicate, best illustrated by example: |
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365 |
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366 byte code offset source code line number |
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367 0 1 |
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368 6 2 |
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369 50 7 |
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370 350 307 |
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371 361 308 |
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372 |
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373 The first trick is that these numbers aren't stored, only the increments |
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374 from one row to the next (this doesn't really work, but it's a start): |
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375 |
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376 0, 1, 6, 1, 44, 5, 300, 300, 11, 1 |
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377 |
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378 The second trick is that an unsigned byte can't hold negative values, or |
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379 values larger than 255, so (a) there's a deep assumption that byte code |
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380 offsets and their corresponding line #s both increase monotonically, and (b) |
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381 if at least one column jumps by more than 255 from one row to the next, more |
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382 than one pair is written to the table. In case #b, there's no way to know |
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383 from looking at the table later how many were written. That's the delicate |
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384 part. A user of c_lnotab desiring to find the source line number |
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385 corresponding to a bytecode address A should do something like this |
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386 |
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387 lineno = addr = 0 |
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388 for addr_incr, line_incr in c_lnotab: |
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389 addr += addr_incr |
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390 if addr > A: |
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391 return lineno |
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392 lineno += line_incr |
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393 |
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394 In order for this to work, when the addr field increments by more than 255, |
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395 the line # increment in each pair generated must be 0 until the remaining addr |
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396 increment is < 256. So, in the example above, com_set_lineno should not (as |
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397 was actually done until 2.2) expand 300, 300 to 255, 255, 45, 45, but to |
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398 255, 0, 45, 255, 0, 45. |
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399 */ |
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400 |
| 69 | 401 struct compiling { |
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402 PyObject *c_code; /* string */ |
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403 PyObject *c_consts; /* list of objects */ |
| 12522 | 404 PyObject *c_const_dict; /* inverse of c_consts */ |
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405 PyObject *c_names; /* list of strings (names) */ |
| 12522 | 406 PyObject *c_name_dict; /* inverse of c_names */ |
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407 PyObject *c_globals; /* dictionary (value=None) */ |
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408 PyObject *c_locals; /* dictionary (value=localID) */ |
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409 PyObject *c_varnames; /* list (inverse of c_locals) */ |
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410 PyObject *c_freevars; /* dictionary (value=None) */ |
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411 PyObject *c_cellvars; /* list */ |
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412 int c_nlocals; /* index of next local */ |
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413 int c_argcount; /* number of top-level arguments */ |
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414 int c_flags; /* same as co_flags */ |
| 69 | 415 int c_nexti; /* index into c_code */ |
| 416 int c_errors; /* counts errors occurred */ | |
| 86 | 417 int c_infunction; /* set when compiling a function */ |
|
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* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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418 int c_interactive; /* generating code for interactive command */ |
| 86 | 419 int c_loops; /* counts nested loops */ |
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420 int c_begin; /* begin of current loop, for 'continue' */ |
|
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421 int c_block[CO_MAXBLOCKS]; /* stack of block types */ |
|
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422 int c_nblocks; /* current block stack level */ |
| 86 | 423 char *c_filename; /* filename of current node */ |
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424 char *c_name; /* name of object (e.g. function) */ |
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425 int c_lineno; /* Current line number */ |
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426 int c_stacklevel; /* Current stack level */ |
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427 int c_maxstacklevel; /* Maximum stack level */ |
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428 int c_firstlineno; |
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429 PyObject *c_lnotab; /* Table mapping address to line number */ |
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430 int c_last_addr, c_last_line, c_lnotab_next; |
|
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431 char *c_private; /* for private name mangling */ |
| 13936 | 432 int c_tmpname; /* temporary local name counter */ |
|
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433 int c_nested; /* Is block nested funcdef or lamdef? */ |
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434 int c_closure; /* Is nested w/freevars? */ |
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435 struct symtable *c_symtable; /* pointer to module symbol table */ |
|
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436 PyFutureFeatures *c_future; /* pointer to module's __future__ */ |
| 69 | 437 }; |
| 438 | |
|
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439 static int |
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440 is_free(int v) |
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441 { |
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442 if ((v & (USE | DEF_FREE)) |
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443 && !(v & (DEF_LOCAL | DEF_PARAM | DEF_GLOBAL))) |
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444 return 1; |
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445 if (v & DEF_FREE_CLASS) |
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446 return 1; |
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447 return 0; |
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448 } |
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449 |
|
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450 static void |
|
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451 com_error(struct compiling *c, PyObject *exc, char *msg) |
|
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452 { |
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453 PyObject *t = NULL, *v = NULL, *w = NULL, *line = NULL; |
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454 |
|
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455 if (c == NULL) { |
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456 /* Error occurred via symtable call to |
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457 is_constant_false */ |
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458 PyErr_SetString(exc, msg); |
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459 return; |
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460 } |
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461 c->c_errors++; |
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462 if (c->c_lineno < 1 || c->c_interactive) { |
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463 /* Unknown line number or interactive input */ |
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464 PyErr_SetString(exc, msg); |
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465 return; |
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466 } |
|
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467 v = PyString_FromString(msg); |
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468 if (v == NULL) |
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469 return; /* MemoryError, too bad */ |
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470 |
|
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471 line = PyErr_ProgramText(c->c_filename, c->c_lineno); |
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472 if (line == NULL) { |
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473 Py_INCREF(Py_None); |
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474 line = Py_None; |
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475 } |
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476 t = Py_BuildValue("(ziOO)", c->c_filename, c->c_lineno, |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16823
diff
changeset
|
477 Py_None, line); |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16823
diff
changeset
|
478 if (t == NULL) |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
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parents:
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diff
changeset
|
479 goto exit; |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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diff
changeset
|
480 w = Py_BuildValue("(OO)", v, t); |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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diff
changeset
|
481 if (w == NULL) |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16823
diff
changeset
|
482 goto exit; |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16823
diff
changeset
|
483 PyErr_SetObject(exc, w); |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16823
diff
changeset
|
484 exit: |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16823
diff
changeset
|
485 Py_XDECREF(t); |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16823
diff
changeset
|
486 Py_XDECREF(v); |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16823
diff
changeset
|
487 Py_XDECREF(w); |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16823
diff
changeset
|
488 Py_XDECREF(line); |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
489 } |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
490 |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
491 /* Interface to the block stack */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
492 |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
493 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
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diff
changeset
|
494 block_push(struct compiling *c, int type) |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
495 { |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
496 if (c->c_nblocks >= CO_MAXBLOCKS) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
497 com_error(c, PyExc_SystemError, |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
498 "too many statically nested blocks"); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
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diff
changeset
|
499 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
500 else { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
501 c->c_block[c->c_nblocks++] = type; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
502 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
503 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
504 |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
505 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
506 block_pop(struct compiling *c, int type) |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
507 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
508 if (c->c_nblocks > 0) |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
509 c->c_nblocks--; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
510 if (c->c_block[c->c_nblocks] != type && c->c_errors == 0) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
511 com_error(c, PyExc_SystemError, "bad block pop"); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
512 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
513 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
514 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
515 /* Prototype forward declarations */ |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
516 |
|
13447
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
517 static int com_init(struct compiling *, char *); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
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diff
changeset
|
518 static void com_free(struct compiling *); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
519 static void com_push(struct compiling *, int); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
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diff
changeset
|
520 static void com_pop(struct compiling *, int); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
521 static void com_done(struct compiling *); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
522 static void com_node(struct compiling *, node *); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
523 static void com_factor(struct compiling *, node *); |
|
13447
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
524 static void com_addbyte(struct compiling *, int); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
525 static void com_addint(struct compiling *, int); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
526 static void com_addoparg(struct compiling *, int, int); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
527 static void com_addfwref(struct compiling *, int, int *); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
528 static void com_backpatch(struct compiling *, int); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
529 static int com_add(struct compiling *, PyObject *, PyObject *, PyObject *); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
530 static int com_addconst(struct compiling *, PyObject *); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
531 static int com_addname(struct compiling *, PyObject *); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
532 static void com_addopname(struct compiling *, int, node *); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
533 static void com_list(struct compiling *, node *, int); |
| 13936 | 534 static void com_list_iter(struct compiling *, node *, node *, char *); |
|
13447
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
535 static int com_argdefs(struct compiling *, node *); |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
536 static void com_assign(struct compiling *, node *, int, node *); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
537 static void com_assign_name(struct compiling *, node *, int); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
538 static PyCodeObject *icompile(node *, struct compiling *); |
|
16916
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
539 static PyCodeObject *jcompile(node *, char *, struct compiling *, |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
540 PyCompilerFlags *); |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
541 static PyObject *parsestrplus(struct compiling*, node *); |
|
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
542 static PyObject *parsestr(struct compiling *, char *); |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
543 static node *get_rawdocstring(node *); |
| 69 | 544 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
545 static int get_ref_type(struct compiling *, char *); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
546 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
547 /* symtable operations */ |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
548 static int symtable_build(struct compiling *, node *); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
549 static int symtable_load_symbols(struct compiling *); |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
550 static struct symtable *symtable_init(void); |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
551 static void symtable_enter_scope(struct symtable *, char *, int, int); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
552 static int symtable_exit_scope(struct symtable *); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
553 static int symtable_add_def(struct symtable *, char *, int); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
554 static int symtable_add_def_o(struct symtable *, PyObject *, PyObject *, int); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
555 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
556 static void symtable_node(struct symtable *, node *); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
557 static void symtable_funcdef(struct symtable *, node *); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
558 static void symtable_default_args(struct symtable *, node *); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
559 static void symtable_params(struct symtable *, node *); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
560 static void symtable_params_fplist(struct symtable *, node *n); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
561 static void symtable_global(struct symtable *, node *); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
562 static void symtable_import(struct symtable *, node *); |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
563 static void symtable_assign(struct symtable *, node *, int); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
564 static void symtable_list_comprehension(struct symtable *, node *); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
565 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
566 static int symtable_update_free_vars(struct symtable *); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
567 static int symtable_undo_free(struct symtable *, PyObject *, PyObject *); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
568 static int symtable_check_global(struct symtable *, PyObject *, PyObject *); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
569 |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
570 /* helper */ |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
571 static void |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
572 do_pad(int pad) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
573 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
574 int i; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
575 for (i = 0; i < pad; ++i) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
576 fprintf(stderr, " "); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
577 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
578 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
579 static void |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
580 dump(node *n, int pad, int depth) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
581 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
582 int i; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
583 if (depth == 0) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
584 return; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
585 do_pad(pad); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
586 fprintf(stderr, "%d: %s\n", TYPE(n), STR(n)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
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parents:
16006
diff
changeset
|
587 if (depth > 0) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
588 depth--; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
589 for (i = 0; i < NCH(n); ++i) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
590 dump(CHILD(n, i), pad + 1, depth); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
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parents:
16006
diff
changeset
|
591 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
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parents:
16006
diff
changeset
|
592 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
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parents:
16006
diff
changeset
|
593 #define DUMP(N) dump(N, 0, -1) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
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parents:
16006
diff
changeset
|
594 |
| 69 | 595 static int |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
596 com_init(struct compiling *c, char *filename) |
| 69 | 597 { |
| 12522 | 598 memset((void *)c, '\0', sizeof(struct compiling)); |
|
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changeset
|
599 if ((c->c_code = PyString_FromStringAndSize((char *)NULL, |
|
5880384d7c71
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|
600 1000)) == NULL) |
| 12522 | 601 goto fail; |
|
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|
602 if ((c->c_consts = PyList_New(0)) == NULL) |
| 12522 | 603 goto fail; |
| 604 if ((c->c_const_dict = PyDict_New()) == NULL) | |
| 605 goto fail; | |
|
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|
606 if ((c->c_names = PyList_New(0)) == NULL) |
| 12522 | 607 goto fail; |
| 608 if ((c->c_name_dict = PyDict_New()) == NULL) | |
| 609 goto fail; | |
|
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diff
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|
610 if ((c->c_locals = PyDict_New()) == NULL) |
| 12522 | 611 goto fail; |
|
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diff
changeset
|
612 if ((c->c_lnotab = PyString_FromStringAndSize((char *)NULL, |
|
5880384d7c71
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parents:
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diff
changeset
|
613 1000)) == NULL) |
| 12522 | 614 goto fail; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
615 c->c_globals = NULL; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
616 c->c_varnames = NULL; |
|
16257
fd8c7203251f
PEP 227 implementation
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parents:
16250
diff
changeset
|
617 c->c_freevars = NULL; |
|
fd8c7203251f
PEP 227 implementation
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parents:
16250
diff
changeset
|
618 c->c_cellvars = NULL; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
619 c->c_nlocals = 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
620 c->c_argcount = 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
621 c->c_flags = 0; |
| 69 | 622 c->c_nexti = 0; |
| 623 c->c_errors = 0; | |
| 86 | 624 c->c_infunction = 0; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
625 c->c_interactive = 0; |
| 86 | 626 c->c_loops = 0; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
627 c->c_begin = 0; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
628 c->c_nblocks = 0; |
| 86 | 629 c->c_filename = filename; |
|
1257
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
630 c->c_name = "?"; |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
631 c->c_lineno = 0; |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
632 c->c_stacklevel = 0; |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
633 c->c_maxstacklevel = 0; |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
634 c->c_firstlineno = 0; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
635 c->c_last_addr = 0; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
636 c->c_last_line = 0; |
|
16096
fb67122e5c1e
com_init(): My entry into the smallest patch possible category.
Barry Warsaw <barry@python.org>
parents:
16060
diff
changeset
|
637 c->c_lnotab_next = 0; |
| 13936 | 638 c->c_tmpname = 0; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
639 c->c_nested = 0; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
640 c->c_closure = 0; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
641 c->c_symtable = NULL; |
| 69 | 642 return 1; |
| 643 | |
| 12522 | 644 fail: |
| 645 com_free(c); | |
| 69 | 646 return 0; |
| 647 } | |
| 648 | |
| 649 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
650 com_free(struct compiling *c) |
| 69 | 651 { |
|
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|
652 Py_XDECREF(c->c_code); |
|
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|
653 Py_XDECREF(c->c_consts); |
| 12522 | 654 Py_XDECREF(c->c_const_dict); |
|
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|
655 Py_XDECREF(c->c_names); |
| 12522 | 656 Py_XDECREF(c->c_name_dict); |
|
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|
657 Py_XDECREF(c->c_globals); |
|
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|
658 Py_XDECREF(c->c_locals); |
|
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changeset
|
659 Py_XDECREF(c->c_varnames); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
660 Py_XDECREF(c->c_freevars); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
661 Py_XDECREF(c->c_cellvars); |
|
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diff
changeset
|
662 Py_XDECREF(c->c_lnotab); |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
663 if (c->c_future) |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
664 PyMem_Free((void *)c->c_future); |
| 69 | 665 } |
| 666 | |
| 667 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
668 com_push(struct compiling *c, int n) |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
669 { |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
670 c->c_stacklevel += n; |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
671 if (c->c_stacklevel > c->c_maxstacklevel) { |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
672 c->c_maxstacklevel = c->c_stacklevel; |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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diff
changeset
|
673 /* |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
674 fprintf(stderr, "%s:%s:%d max stack nexti=%d level=%d n=%d\n", |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
675 c->c_filename, c->c_name, c->c_lineno, |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
676 c->c_nexti, c->c_stacklevel, n); |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
677 */ |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
678 } |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
679 } |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
680 |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
681 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
682 com_pop(struct compiling *c, int n) |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
683 { |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
684 if (c->c_stacklevel < n) |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
685 c->c_stacklevel = 0; |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
686 else |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
687 c->c_stacklevel -= n; |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
688 } |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
689 |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
690 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
691 com_done(struct compiling *c) |
| 69 | 692 { |
| 693 if (c->c_code != NULL) | |
|
5373
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diff
changeset
|
694 _PyString_Resize(&c->c_code, c->c_nexti); |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
695 if (c->c_lnotab != NULL) |
|
5373
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diff
changeset
|
696 _PyString_Resize(&c->c_lnotab, c->c_lnotab_next); |
| 69 | 697 } |
| 698 | |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
699 static int |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
700 com_check_size(PyObject **s, int offset) |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
701 { |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
702 int len = PyString_GET_SIZE(*s); |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
703 if (offset >= len) |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
704 return _PyString_Resize(s, len * 2); |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
705 return 0; |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
706 } |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
707 |
| 69 | 708 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
709 com_addbyte(struct compiling *c, int byte) |
| 69 | 710 { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
711 /*fprintf(stderr, "%3d: %3d\n", c->c_nexti, byte);*/ |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
712 assert(byte >= 0 && byte <= 255); |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
713 assert(c->c_code); |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
714 if (com_check_size(&c->c_code, c->c_nexti)) { |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
715 c->c_errors++; |
| 69 | 716 return; |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
717 } |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
718 PyString_AS_STRING(c->c_code)[c->c_nexti++] = byte; |
| 69 | 719 } |
| 720 | |
| 721 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
722 com_addint(struct compiling *c, int x) |
| 69 | 723 { |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
724 com_addbyte(c, x & 0xff); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
725 com_addbyte(c, x >> 8); /* XXX x should be positive */ |
| 69 | 726 } |
| 727 | |
| 728 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
729 com_add_lnotab(struct compiling *c, int addr, int line) |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
730 { |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
731 char *p; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
732 if (c->c_lnotab == NULL) |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
733 return; |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
734 if (com_check_size(&c->c_lnotab, c->c_lnotab_next + 2)) { |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
735 c->c_errors++; |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
736 return; |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
737 } |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
738 p = PyString_AS_STRING(c->c_lnotab) + c->c_lnotab_next; |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
739 *p++ = addr; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
740 *p++ = line; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
741 c->c_lnotab_next += 2; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
742 } |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
743 |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
744 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
745 com_set_lineno(struct compiling *c, int lineno) |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
746 { |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
747 c->c_lineno = lineno; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
748 if (c->c_firstlineno == 0) { |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
749 c->c_firstlineno = c->c_last_line = lineno; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
750 } |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
751 else { |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
752 int incr_addr = c->c_nexti - c->c_last_addr; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
753 int incr_line = lineno - c->c_last_line; |
|
18065
889db6d55506
SF bug 430991: wrong co_lnotab
Tim Peters <tim.peters@gmail.com>
parents:
17736
diff
changeset
|
754 while (incr_addr > 255) { |
|
889db6d55506
SF bug 430991: wrong co_lnotab
Tim Peters <tim.peters@gmail.com>
parents:
17736
diff
changeset
|
755 com_add_lnotab(c, 255, 0); |
|
889db6d55506
SF bug 430991: wrong co_lnotab
Tim Peters <tim.peters@gmail.com>
parents:
17736
diff
changeset
|
756 incr_addr -= 255; |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
757 } |
|
18065
889db6d55506
SF bug 430991: wrong co_lnotab
Tim Peters <tim.peters@gmail.com>
parents:
17736
diff
changeset
|
758 while (incr_line > 255) { |
|
889db6d55506
SF bug 430991: wrong co_lnotab
Tim Peters <tim.peters@gmail.com>
parents:
17736
diff
changeset
|
759 com_add_lnotab(c, incr_addr, 255); |
|
889db6d55506
SF bug 430991: wrong co_lnotab
Tim Peters <tim.peters@gmail.com>
parents:
17736
diff
changeset
|
760 incr_line -=255; |
|
889db6d55506
SF bug 430991: wrong co_lnotab
Tim Peters <tim.peters@gmail.com>
parents:
17736
diff
changeset
|
761 incr_addr = 0; |
|
889db6d55506
SF bug 430991: wrong co_lnotab
Tim Peters <tim.peters@gmail.com>
parents:
17736
diff
changeset
|
762 } |
|
889db6d55506
SF bug 430991: wrong co_lnotab
Tim Peters <tim.peters@gmail.com>
parents:
17736
diff
changeset
|
763 if (incr_addr > 0 || incr_line > 0) |
|
889db6d55506
SF bug 430991: wrong co_lnotab
Tim Peters <tim.peters@gmail.com>
parents:
17736
diff
changeset
|
764 com_add_lnotab(c, incr_addr, incr_line); |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
765 c->c_last_addr = c->c_nexti; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
766 c->c_last_line = lineno; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
767 } |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
768 } |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
769 |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
770 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
771 com_addoparg(struct compiling *c, int op, int arg) |
| 69 | 772 { |
|
14147
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
773 int extended_arg = arg >> 16; |
|
5164
8c277f29b535
Add global Py_OptimizeFlag. SET_LINENO is omitted again unless this is
Guido van Rossum <guido@python.org>
parents:
5119
diff
changeset
|
774 if (op == SET_LINENO) { |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
775 com_set_lineno(c, arg); |
|
5164
8c277f29b535
Add global Py_OptimizeFlag. SET_LINENO is omitted again unless this is
Guido van Rossum <guido@python.org>
parents:
5119
diff
changeset
|
776 if (Py_OptimizeFlag) |
|
8c277f29b535
Add global Py_OptimizeFlag. SET_LINENO is omitted again unless this is
Guido van Rossum <guido@python.org>
parents:
5119
diff
changeset
|
777 return; |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
778 } |
|
14147
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
779 if (extended_arg){ |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
780 com_addbyte(c, EXTENDED_ARG); |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
781 com_addint(c, extended_arg); |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
782 arg &= 0xffff; |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
783 } |
|
5164
8c277f29b535
Add global Py_OptimizeFlag. SET_LINENO is omitted again unless this is
Guido van Rossum <guido@python.org>
parents:
5119
diff
changeset
|
784 com_addbyte(c, op); |
|
8c277f29b535
Add global Py_OptimizeFlag. SET_LINENO is omitted again unless this is
Guido van Rossum <guido@python.org>
parents:
5119
diff
changeset
|
785 com_addint(c, arg); |
| 69 | 786 } |
| 787 | |
| 788 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
789 com_addfwref(struct compiling *c, int op, int *p_anchor) |
| 69 | 790 { |
| 791 /* Compile a forward reference for backpatching */ | |
| 792 int here; | |
| 793 int anchor; | |
| 794 com_addbyte(c, op); | |
| 795 here = c->c_nexti; | |
| 796 anchor = *p_anchor; | |
| 797 *p_anchor = here; | |
| 798 com_addint(c, anchor == 0 ? 0 : here - anchor); | |
| 799 } | |
| 800 | |
| 801 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
802 com_backpatch(struct compiling *c, int anchor) |
| 69 | 803 { |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
804 unsigned char *code = (unsigned char *) PyString_AS_STRING(c->c_code); |
| 69 | 805 int target = c->c_nexti; |
| 806 int dist; | |
| 807 int prev; | |
| 808 for (;;) { | |
| 809 /* Make the JUMP instruction at anchor point to target */ | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
810 prev = code[anchor] + (code[anchor+1] << 8); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
811 dist = target - (anchor+2); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
812 code[anchor] = dist & 0xff; |
|
14147
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
813 dist >>= 8; |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
814 code[anchor+1] = dist; |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
815 dist >>= 8; |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
816 if (dist) { |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
817 com_error(c, PyExc_SystemError, |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
818 "com_backpatch: offset too large"); |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
819 break; |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
820 } |
| 69 | 821 if (!prev) |
| 822 break; | |
| 823 anchor -= prev; | |
| 824 } | |
| 825 } | |
| 826 | |
| 544 | 827 /* Handle literals and names uniformly */ |
| 69 | 828 |
| 829 static int | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
830 com_add(struct compiling *c, PyObject *list, PyObject *dict, PyObject *v) |
| 69 | 831 { |
| 12522 | 832 PyObject *w, *t, *np=NULL; |
| 833 long n; | |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
834 |
| 12522 | 835 t = Py_BuildValue("(OO)", v, v->ob_type); |
| 836 if (t == NULL) | |
| 837 goto fail; | |
| 838 w = PyDict_GetItem(dict, t); | |
| 839 if (w != NULL) { | |
| 840 n = PyInt_AsLong(w); | |
| 841 } else { | |
| 842 n = PyList_Size(list); | |
| 843 np = PyInt_FromLong(n); | |
| 844 if (np == NULL) | |
| 845 goto fail; | |
| 846 if (PyList_Append(list, v) != 0) | |
| 847 goto fail; | |
| 848 if (PyDict_SetItem(dict, t, np) != 0) | |
| 849 goto fail; | |
| 850 Py_DECREF(np); | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
851 } |
| 12522 | 852 Py_DECREF(t); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
853 return n; |
| 12522 | 854 fail: |
| 855 Py_XDECREF(np); | |
| 856 Py_XDECREF(t); | |
| 857 c->c_errors++; | |
| 858 return 0; | |
| 69 | 859 } |
| 860 | |
| 861 static int | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
862 com_addconst(struct compiling *c, PyObject *v) |
| 69 | 863 { |
| 12522 | 864 return com_add(c, c->c_consts, c->c_const_dict, v); |
| 69 | 865 } |
| 866 | |
| 867 static int | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
868 com_addname(struct compiling *c, PyObject *v) |
| 69 | 869 { |
| 12522 | 870 return com_add(c, c->c_names, c->c_name_dict, v); |
| 69 | 871 } |
| 872 | |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
873 static int |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
874 mangle(char *p, char *name, char *buffer, size_t maxlen) |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
875 { |
|
4131
6b589334e0e9
Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents:
4130
diff
changeset
|
876 /* Name mangling: __private becomes _classname__private. |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
877 This is independent from how the name is used. */ |
|
13096
8c8de5b736dc
Trent Mick's Win64 changes: size_t vs. int or long; also some overflow
Guido van Rossum <guido@python.org>
parents:
12576
diff
changeset
|
878 size_t nlen, plen; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
879 if (p == NULL || name == NULL || name[0] != '_' || name[1] != '_') |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
880 return 0; |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
881 nlen = strlen(name); |
|
4131
6b589334e0e9
Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents:
4130
diff
changeset
|
882 if (nlen+2 >= maxlen) |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
883 return 0; /* Don't mangle __extremely_long_names */ |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
884 if (name[nlen-1] == '_' && name[nlen-2] == '_') |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
885 return 0; /* Don't mangle __whatever__ */ |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
886 /* Strip leading underscores from class name */ |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
887 while (*p == '_') |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
888 p++; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
889 if (*p == '\0') |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
890 return 0; /* Don't mangle if class is just underscores */ |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
891 plen = strlen(p); |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
892 if (plen + nlen >= maxlen) |
|
4131
6b589334e0e9
Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents:
4130
diff
changeset
|
893 plen = maxlen-nlen-2; /* Truncate class name if too long */ |
|
6b589334e0e9
Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents:
4130
diff
changeset
|
894 /* buffer = "_" + p[:plen] + name # i.e. 1+plen+nlen bytes */ |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
895 buffer[0] = '_'; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
896 strncpy(buffer+1, p, plen); |
|
4131
6b589334e0e9
Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents:
4130
diff
changeset
|
897 strcpy(buffer+1+plen, name); |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
898 return 1; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
899 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
900 |
| 69 | 901 static void |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
902 com_addop_name(struct compiling *c, int op, char *name) |
| 69 | 903 { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
904 PyObject *v; |
| 69 | 905 int i; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
906 char buffer[MANGLE_LEN]; |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
907 |
|
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
908 if (mangle(c->c_private, name, buffer, sizeof(buffer))) |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
909 name = buffer; |
|
5009
402e36c83d20
Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents:
4991
diff
changeset
|
910 if (name == NULL || (v = PyString_InternFromString(name)) == NULL) { |
| 69 | 911 c->c_errors++; |
| 912 i = 255; | |
| 913 } | |
| 914 else { | |
| 915 i = com_addname(c, v); | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
916 Py_DECREF(v); |
| 69 | 917 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
918 com_addoparg(c, op, i); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
919 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
920 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
921 #define NAME_LOCAL 0 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
922 #define NAME_GLOBAL 1 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
923 #define NAME_DEFAULT 2 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
924 #define NAME_CLOSURE 3 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
925 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
926 static int |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
927 com_lookup_arg(PyObject *dict, PyObject *name) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
928 { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
929 PyObject *v = PyDict_GetItem(dict, name); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
930 if (v == NULL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
931 return -1; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
932 else |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
933 return PyInt_AS_LONG(v); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
934 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
935 |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
936 static void |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
937 com_addop_varname(struct compiling *c, int kind, char *name) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
938 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
939 PyObject *v; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
940 int i, reftype; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
941 int scope = NAME_DEFAULT; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
942 int op = STOP_CODE; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
943 char buffer[MANGLE_LEN]; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
944 |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
945 if (mangle(c->c_private, name, buffer, sizeof(buffer))) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
946 name = buffer; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
947 if (name == NULL || (v = PyString_InternFromString(name)) == NULL) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
948 c->c_errors++; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
949 i = 255; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
950 goto done; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
951 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
952 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
953 reftype = get_ref_type(c, name); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
954 switch (reftype) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
955 case LOCAL: |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
956 if (c->c_symtable->st_cur->ste_type == TYPE_FUNCTION) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
957 scope = NAME_LOCAL; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
958 break; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
959 case GLOBAL_EXPLICIT: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
960 scope = NAME_GLOBAL; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
961 break; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
962 case GLOBAL_IMPLICIT: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
963 if (c->c_flags & CO_OPTIMIZED) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
964 scope = NAME_GLOBAL; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
965 break; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
966 case FREE: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
967 case CELL: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
968 scope = NAME_CLOSURE; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
969 break; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
970 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
971 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
972 i = com_addname(c, v); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
973 if (scope == NAME_LOCAL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
974 i = com_lookup_arg(c->c_locals, v); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
975 else if (reftype == FREE) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
976 i = com_lookup_arg(c->c_freevars, v); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
977 else if (reftype == CELL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
978 i = com_lookup_arg(c->c_cellvars, v); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
979 if (i == -1) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
980 c->c_errors++; /* XXX no exception set */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
981 i = 255; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
982 goto done; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
983 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
984 Py_DECREF(v); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
985 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
986 switch (kind) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
987 case VAR_LOAD: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
988 switch (scope) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
989 case NAME_LOCAL: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
990 op = LOAD_FAST; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
991 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
992 case NAME_GLOBAL: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
993 op = LOAD_GLOBAL; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
994 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
995 case NAME_DEFAULT: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
996 op = LOAD_NAME; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
997 break; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
998 case NAME_CLOSURE: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
999 op = LOAD_DEREF; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
1000 break; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1001 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1002 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1003 case VAR_STORE: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1004 switch (scope) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1005 case NAME_LOCAL: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1006 op = STORE_FAST; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1007 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1008 case NAME_GLOBAL: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1009 op = STORE_GLOBAL; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1010 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1011 case NAME_DEFAULT: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1012 op = STORE_NAME; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
1013 break; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
1014 case NAME_CLOSURE: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
1015 op = STORE_DEREF; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
1016 break; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1017 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1018 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1019 case VAR_DELETE: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1020 switch (scope) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1021 case NAME_LOCAL: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1022 op = DELETE_FAST; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1023 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1024 case NAME_GLOBAL: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1025 op = DELETE_GLOBAL; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1026 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1027 case NAME_DEFAULT: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1028 op = DELETE_NAME; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
1029 break; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
1030 case NAME_CLOSURE: { |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
1031 char buf[500]; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
1032 sprintf(buf, DEL_CLOSURE_ERROR, name); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
1033 com_error(c, PyExc_SyntaxError, buf); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
1034 i = 255; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
1035 break; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
1036 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1037 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1038 break; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1039 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1040 done: |
| 69 | 1041 com_addoparg(c, op, i); |
| 1042 } | |
| 1043 | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1044 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1045 com_addopname(struct compiling *c, int op, node *n) |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1046 { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1047 char *name; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1048 char buffer[1000]; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1049 /* XXX it is possible to write this code without the 1000 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1050 chars on the total length of dotted names, I just can't be |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1051 bothered right now */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1052 if (TYPE(n) == STAR) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1053 name = "*"; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1054 else if (TYPE(n) == dotted_name) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1055 char *p = buffer; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1056 int i; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1057 name = buffer; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1058 for (i = 0; i < NCH(n); i += 2) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1059 char *s = STR(CHILD(n, i)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1060 if (p + strlen(s) > buffer + (sizeof buffer) - 2) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1061 com_error(c, PyExc_MemoryError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1062 "dotted_name too long"); |
|
2367
915fabec64a3
fix typo (== for =) in assignment
Guido van Rossum <guido@python.org>
parents:
2310
diff
changeset
|
1063 name = NULL; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1064 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1065 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1066 if (p != buffer) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1067 *p++ = '.'; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1068 strcpy(p, s); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1069 p = strchr(p, '\0'); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1070 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1071 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1072 else { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1073 REQ(n, NAME); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1074 name = STR(n); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1075 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1076 com_addop_name(c, op, name); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1077 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1078 |
|
5373
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parents:
5287
diff
changeset
|
1079 static PyObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1080 parsenumber(struct compiling *co, char *s) |
| 69 | 1081 { |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1082 char *end; |
| 69 | 1083 long x; |
|
5119
bda01a374762
Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents:
5041
diff
changeset
|
1084 double dx; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1085 #ifndef WITHOUT_COMPLEX |
|
3766
516490c8192c
Py_complex; and WITHOUT_COMPLEX added to getargs.c
Guido van Rossum <guido@python.org>
parents:
3366
diff
changeset
|
1086 Py_complex c; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1087 int imflag; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1088 #endif |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1089 |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
1090 errno = 0; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1091 end = s + strlen(s) - 1; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1092 #ifndef WITHOUT_COMPLEX |
|
3366
c25865884649
only use 'j' for imaginary constants
Guido van Rossum <guido@python.org>
parents:
3349
diff
changeset
|
1093 imflag = *end == 'j' || *end == 'J'; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1094 #endif |
| 744 | 1095 if (*end == 'l' || *end == 'L') |
|
5373
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parents:
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diff
changeset
|
1096 return PyLong_FromString(s, (char **)0, 0); |
|
617
755bb8efcc2d
Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents:
584
diff
changeset
|
1097 if (s[0] == '0') |
|
5373
5880384d7c71
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Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1098 x = (long) PyOS_strtoul(s, &end, 0); |
|
617
755bb8efcc2d
Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents:
584
diff
changeset
|
1099 else |
|
5373
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5287
diff
changeset
|
1100 x = PyOS_strtol(s, &end, 0); |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
1101 if (*end == '\0') { |
|
19502
62bf9401a1ac
If an integer constant can't be generated from an integer literal
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19343
diff
changeset
|
1102 if (errno != 0) |
|
62bf9401a1ac
If an integer constant can't be generated from an integer literal
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19343
diff
changeset
|
1103 return PyLong_FromString(s, (char **)0, 0); |
|
5373
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parents:
5287
diff
changeset
|
1104 return PyInt_FromLong(x); |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
1105 } |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1106 /* XXX Huge floats may silently fail */ |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1107 #ifndef WITHOUT_COMPLEX |
|
36920bbd81a8
changes for complex and power (**) operator
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parents:
3166
diff
changeset
|
1108 if (imflag) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1109 c.real = 0.; |
|
5119
bda01a374762
Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents:
5041
diff
changeset
|
1110 PyFPE_START_PROTECT("atof", return 0) |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1111 c.imag = atof(s); |
|
5197
74c12704a0bd
New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents:
5183
diff
changeset
|
1112 PyFPE_END_PROTECT(c) |
|
5373
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changeset
|
1113 return PyComplex_FromCComplex(c); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1114 } |
|
6453
c9b139b9c5ff
Fixed for WITHOUT_COMPLEX compilation (Jack)
Guido van Rossum <guido@python.org>
parents:
6186
diff
changeset
|
1115 else |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1116 #endif |
|
6453
c9b139b9c5ff
Fixed for WITHOUT_COMPLEX compilation (Jack)
Guido van Rossum <guido@python.org>
parents:
6186
diff
changeset
|
1117 { |
|
5119
bda01a374762
Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents:
5041
diff
changeset
|
1118 PyFPE_START_PROTECT("atof", return 0) |
|
bda01a374762
Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents:
5041
diff
changeset
|
1119 dx = atof(s); |
|
5197
74c12704a0bd
New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents:
5183
diff
changeset
|
1120 PyFPE_END_PROTECT(dx) |
|
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changeset
|
1121 return PyFloat_FromDouble(dx); |
|
5119
bda01a374762
Changes for Lee Busby's SIGFPE patch set.
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parents:
5041
diff
changeset
|
1122 } |
| 69 | 1123 } |
| 1124 | |
|
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changeset
|
1125 static PyObject * |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1126 parsestr(struct compiling *com, char *s) |
| 69 | 1127 { |
|
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changeset
|
1128 PyObject *v; |
|
13096
8c8de5b736dc
Trent Mick's Win64 changes: size_t vs. int or long; also some overflow
Guido van Rossum <guido@python.org>
parents:
12576
diff
changeset
|
1129 size_t len; |
| 69 | 1130 char *buf; |
| 1131 char *p; | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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parents:
1417
diff
changeset
|
1132 char *end; |
| 69 | 1133 int c; |
|
5264
38878f1cd4f1
Support for alternative string quotes (a"xx", b"xx", c"xx", ...).
Guido van Rossum <guido@python.org>
parents:
5233
diff
changeset
|
1134 int first = *s; |
|
38878f1cd4f1
Support for alternative string quotes (a"xx", b"xx", c"xx", ...).
Guido van Rossum <guido@python.org>
parents:
5233
diff
changeset
|
1135 int quote = first; |
|
11974
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1136 int rawmode = 0; |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1137 #ifdef Py_USING_UNICODE |
|
11974
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
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parents:
11598
diff
changeset
|
1138 int unicode = 0; |
|
19343
7257e87e0720
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parents:
19252
diff
changeset
|
1139 #endif |
|
11974
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
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11598
diff
changeset
|
1140 if (isalpha(quote) || quote == '_') { |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1141 if (quote == 'u' || quote == 'U') { |
|
19343
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Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1142 #ifdef Py_USING_UNICODE |
|
11974
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Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
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11598
diff
changeset
|
1143 quote = *++s; |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1144 unicode = 1; |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1145 #else |
|
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1146 com_error(com, PyExc_SyntaxError, |
|
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1147 "Unicode literals not supported in this Python"); |
|
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1148 return NULL; |
|
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1149 #endif |
|
11974
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1150 } |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1151 if (quote == 'r' || quote == 'R') { |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1152 quote = *++s; |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1153 rawmode = 1; |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1154 } |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1155 } |
|
1364
132602d854d8
Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents:
1354
diff
changeset
|
1156 if (quote != '\'' && quote != '\"') { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1157 PyErr_BadInternalCall(); |
| 69 | 1158 return NULL; |
| 1159 } | |
| 1160 s++; | |
| 1161 len = strlen(s); | |
|
13096
8c8de5b736dc
Trent Mick's Win64 changes: size_t vs. int or long; also some overflow
Guido van Rossum <guido@python.org>
parents:
12576
diff
changeset
|
1162 if (len > INT_MAX) { |
|
8c8de5b736dc
Trent Mick's Win64 changes: size_t vs. int or long; also some overflow
Guido van Rossum <guido@python.org>
parents:
12576
diff
changeset
|
1163 PyErr_SetString(PyExc_OverflowError, "string to parse is too long"); |
|
8c8de5b736dc
Trent Mick's Win64 changes: size_t vs. int or long; also some overflow
Guido van Rossum <guido@python.org>
parents:
12576
diff
changeset
|
1164 return NULL; |
|
8c8de5b736dc
Trent Mick's Win64 changes: size_t vs. int or long; also some overflow
Guido van Rossum <guido@python.org>
parents:
12576
diff
changeset
|
1165 } |
|
1364
132602d854d8
Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents:
1354
diff
changeset
|
1166 if (s[--len] != quote) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1167 PyErr_BadInternalCall(); |
| 69 | 1168 return NULL; |
| 1169 } | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1170 if (len >= 4 && s[0] == quote && s[1] == quote) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1171 s += 2; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1172 len -= 2; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1173 if (s[--len] != quote || s[--len] != quote) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1174 PyErr_BadInternalCall(); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1175 return NULL; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1176 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1177 } |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1178 #ifdef Py_USING_UNICODE |
| 12538 | 1179 if (unicode || Py_UnicodeFlag) { |
|
11974
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1180 if (rawmode) |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1181 return PyUnicode_DecodeRawUnicodeEscape( |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1182 s, len, NULL); |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1183 else |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1184 return PyUnicode_DecodeUnicodeEscape( |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1185 s, len, NULL); |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
11598
diff
changeset
|
1186 } |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1187 #endif |
|
14382
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1188 if (rawmode || strchr(s, '\\') == NULL) |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1189 return PyString_FromStringAndSize(s, len); |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1190 v = PyString_FromStringAndSize((char *)NULL, len); |
|
14382
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1191 if (v == NULL) |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1192 return NULL; |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1193 p = buf = PyString_AsString(v); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1194 end = s + len; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1195 while (s < end) { |
| 69 | 1196 if (*s != '\\') { |
| 1197 *p++ = *s++; | |
| 1198 continue; | |
| 1199 } | |
| 1200 s++; | |
| 1201 switch (*s++) { | |
| 1202 /* XXX This assumes ASCII! */ | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1203 case '\n': break; |
| 69 | 1204 case '\\': *p++ = '\\'; break; |
| 1205 case '\'': *p++ = '\''; break; | |
|
1364
132602d854d8
Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents:
1354
diff
changeset
|
1206 case '\"': *p++ = '\"'; break; |
| 69 | 1207 case 'b': *p++ = '\b'; break; |
| 1208 case 'f': *p++ = '\014'; break; /* FF */ | |
| 1209 case 't': *p++ = '\t'; break; | |
| 1210 case 'n': *p++ = '\n'; break; | |
| 1211 case 'r': *p++ = '\r'; break; | |
| 1212 case 'v': *p++ = '\013'; break; /* VT */ | |
| 1213 case 'a': *p++ = '\007'; break; /* BEL, not classic C */ | |
| 1214 case '0': case '1': case '2': case '3': | |
| 1215 case '4': case '5': case '6': case '7': | |
| 1216 c = s[-1] - '0'; | |
| 1217 if ('0' <= *s && *s <= '7') { | |
| 1218 c = (c<<3) + *s++ - '0'; | |
| 1219 if ('0' <= *s && *s <= '7') | |
| 1220 c = (c<<3) + *s++ - '0'; | |
| 1221 } | |
| 1222 *p++ = c; | |
| 1223 break; | |
| 1224 case 'x': | |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
1225 if (isxdigit(Py_CHARMASK(s[0])) |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
1226 && isxdigit(Py_CHARMASK(s[1]))) { |
|
6501
9ef9cadd978c
Don't use sscanf(s, "%x", &c) to parse \xX... escapes; hardcode it.
Guido van Rossum <guido@python.org>
parents:
6453
diff
changeset
|
1227 unsigned int x = 0; |
|
14382
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1228 c = Py_CHARMASK(*s); |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1229 s++; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1230 if (isdigit(c)) |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1231 x = c - '0'; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1232 else if (islower(c)) |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1233 x = 10 + c - 'a'; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1234 else |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1235 x = 10 + c - 'A'; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1236 x = x << 4; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1237 c = Py_CHARMASK(*s); |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1238 s++; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1239 if (isdigit(c)) |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1240 x += c - '0'; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1241 else if (islower(c)) |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1242 x += 10 + c - 'a'; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1243 else |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1244 x += 10 + c - 'A'; |
|
6501
9ef9cadd978c
Don't use sscanf(s, "%x", &c) to parse \xX... escapes; hardcode it.
Guido van Rossum <guido@python.org>
parents:
6453
diff
changeset
|
1245 *p++ = x; |
| 69 | 1246 break; |
| 1247 } | |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
1248 PyErr_SetString(PyExc_ValueError, |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
1249 "invalid \\x escape"); |
|
14382
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1250 Py_DECREF(v); |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1251 return NULL; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1252 default: |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1253 *p++ = '\\'; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1254 *p++ = s[-1]; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1255 break; |
| 69 | 1256 } |
| 1257 } | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1258 _PyString_Resize(&v, (int)(p - buf)); |
| 69 | 1259 return v; |
| 1260 } | |
| 1261 | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1262 static PyObject * |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1263 parsestrplus(struct compiling* c, node *n) |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1264 { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1265 PyObject *v; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1266 int i; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1267 REQ(CHILD(n, 0), STRING); |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1268 if ((v = parsestr(c, STR(CHILD(n, 0)))) != NULL) { |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1269 /* String literal concatenation */ |
|
12388
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1270 for (i = 1; i < NCH(n); i++) { |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1271 PyObject *s; |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1272 s = parsestr(c, STR(CHILD(n, i))); |
|
12388
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1273 if (s == NULL) |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1274 goto onError; |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1275 if (PyString_Check(v) && PyString_Check(s)) { |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1276 PyString_ConcatAndDel(&v, s); |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1277 if (v == NULL) |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1278 goto onError; |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1279 } |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1280 #ifdef Py_USING_UNICODE |
|
12388
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1281 else { |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1282 PyObject *temp; |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1283 temp = PyUnicode_Concat(v, s); |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1284 Py_DECREF(s); |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1285 if (temp == NULL) |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1286 goto onError; |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1287 Py_DECREF(v); |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1288 v = temp; |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1289 } |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1290 #endif |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1291 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1292 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1293 return v; |
|
12388
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1294 |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1295 onError: |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1296 Py_XDECREF(v); |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1297 return NULL; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1298 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1299 |
| 69 | 1300 static void |
| 13936 | 1301 com_list_for(struct compiling *c, node *n, node *e, char *t) |
| 1302 { | |
| 1303 int anchor = 0; | |
| 1304 int save_begin = c->c_begin; | |
| 1305 | |
| 1306 /* list_iter: for v in expr [list_iter] */ | |
| 1307 com_node(c, CHILD(n, 3)); /* expr */ | |
|
17597
32e7d0898eab
Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents:
17518
diff
changeset
|
1308 com_addbyte(c, GET_ITER); |
| 13936 | 1309 c->c_begin = c->c_nexti; |
| 1310 com_addoparg(c, SET_LINENO, n->n_lineno); | |
|
17597
32e7d0898eab
Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents:
17518
diff
changeset
|
1311 com_addfwref(c, FOR_ITER, &anchor); |
| 13936 | 1312 com_push(c, 1); |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1313 com_assign(c, CHILD(n, 1), OP_ASSIGN, NULL); |
| 13936 | 1314 c->c_loops++; |
| 1315 com_list_iter(c, n, e, t); | |
| 1316 c->c_loops--; | |
| 1317 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); | |
| 1318 c->c_begin = save_begin; | |
| 1319 com_backpatch(c, anchor); | |
|
17597
32e7d0898eab
Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents:
17518
diff
changeset
|
1320 com_pop(c, 1); /* FOR_ITER has popped this */ |
| 13936 | 1321 } |
| 1322 | |
| 1323 static void | |
| 1324 com_list_if(struct compiling *c, node *n, node *e, char *t) | |
| 1325 { | |
| 1326 int anchor = 0; | |
| 1327 int a = 0; | |
| 1328 /* list_iter: 'if' test [list_iter] */ | |
| 1329 com_addoparg(c, SET_LINENO, n->n_lineno); | |
| 1330 com_node(c, CHILD(n, 1)); | |
| 1331 com_addfwref(c, JUMP_IF_FALSE, &a); | |
| 1332 com_addbyte(c, POP_TOP); | |
| 1333 com_pop(c, 1); | |
| 1334 com_list_iter(c, n, e, t); | |
| 1335 com_addfwref(c, JUMP_FORWARD, &anchor); | |
| 1336 com_backpatch(c, a); | |
| 1337 /* We jump here with an extra entry which we now pop */ | |
| 1338 com_addbyte(c, POP_TOP); | |
| 1339 com_backpatch(c, anchor); | |
| 1340 } | |
| 1341 | |
| 1342 static void | |
| 1343 com_list_iter(struct compiling *c, | |
| 1344 node *p, /* parent of list_iter node */ | |
| 1345 node *e, /* element expression node */ | |
| 1346 char *t /* name of result list temp local */) | |
| 69 | 1347 { |
| 13936 | 1348 /* list_iter is the last child in a listmaker, list_for, or list_if */ |
| 1349 node *n = CHILD(p, NCH(p)-1); | |
| 1350 if (TYPE(n) == list_iter) { | |
| 1351 n = CHILD(n, 0); | |
| 1352 switch (TYPE(n)) { | |
| 1353 case list_for: | |
| 1354 com_list_for(c, n, e, t); | |
| 1355 break; | |
| 1356 case list_if: | |
| 1357 com_list_if(c, n, e, t); | |
| 1358 break; | |
| 1359 default: | |
| 1360 com_error(c, PyExc_SystemError, | |
| 1361 "invalid list_iter node type"); | |
| 1362 } | |
| 1363 } | |
| 1364 else { | |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1365 com_addop_varname(c, VAR_LOAD, t); |
| 13936 | 1366 com_push(c, 1); |
| 1367 com_node(c, e); | |
| 1368 com_addoparg(c, CALL_FUNCTION, 1); | |
| 1369 com_addbyte(c, POP_TOP); | |
| 1370 com_pop(c, 2); | |
| 1371 } | |
| 1372 } | |
| 1373 | |
| 1374 static void | |
| 1375 com_list_comprehension(struct compiling *c, node *n) | |
| 1376 { | |
|
14117
ac8809959d01
require list comprehensions to start with a for clause
Skip Montanaro <skip@pobox.com>
parents:
14105
diff
changeset
|
1377 /* listmaker: test list_for */ |
| 13936 | 1378 char tmpname[12]; |
|
16638
79568c0d3e77
Change temp names created by listcomps from [%d] to _[%d], so the one-liner
Tim Peters <tim.peters@gmail.com>
parents:
16571
diff
changeset
|
1379 sprintf(tmpname, "_[%d]", ++c->c_tmpname); |
| 13936 | 1380 com_addoparg(c, BUILD_LIST, 0); |
| 1381 com_addbyte(c, DUP_TOP); /* leave the result on the stack */ | |
| 1382 com_push(c, 2); | |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1383 com_addop_name(c, LOAD_ATTR, "append"); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1384 com_addop_varname(c, VAR_STORE, tmpname); |
| 13936 | 1385 com_pop(c, 1); |
|
14117
ac8809959d01
require list comprehensions to start with a for clause
Skip Montanaro <skip@pobox.com>
parents:
14105
diff
changeset
|
1386 com_list_for(c, CHILD(n, 1), CHILD(n, 0), tmpname); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1387 com_addop_varname(c, VAR_DELETE, tmpname); |
| 13936 | 1388 --c->c_tmpname; |
| 1389 } | |
| 1390 | |
| 1391 static void | |
| 1392 com_listmaker(struct compiling *c, node *n) | |
| 1393 { | |
|
14117
ac8809959d01
require list comprehensions to start with a for clause
Skip Montanaro <skip@pobox.com>
parents:
14105
diff
changeset
|
1394 /* listmaker: test ( list_for | (',' test)* [','] ) */ |
|
ac8809959d01
require list comprehensions to start with a for clause
Skip Montanaro <skip@pobox.com>
parents:
14105
diff
changeset
|
1395 if (NCH(n) > 1 && TYPE(CHILD(n, 1)) == list_for) |
| 13936 | 1396 com_list_comprehension(c, n); |
| 1397 else { | |
| 1398 int len = 0; | |
| 1399 int i; | |
| 1400 for (i = 0; i < NCH(n); i += 2, len++) | |
| 1401 com_node(c, CHILD(n, i)); | |
| 1402 com_addoparg(c, BUILD_LIST, len); | |
| 1403 com_pop(c, len-1); | |
| 1404 } | |
| 69 | 1405 } |
| 1406 | |
| 1407 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1408 com_dictmaker(struct compiling *c, node *n) |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1409 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1410 int i; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1411 /* dictmaker: test ':' test (',' test ':' value)* [','] */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1412 for (i = 0; i+2 < NCH(n); i += 4) { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1413 /* We must arrange things just right for STORE_SUBSCR. |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1414 It wants the stack to look like (value) (dict) (key) */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1415 com_addbyte(c, DUP_TOP); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1416 com_push(c, 1); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1417 com_node(c, CHILD(n, i+2)); /* value */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1418 com_addbyte(c, ROT_TWO); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1419 com_node(c, CHILD(n, i)); /* key */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1420 com_addbyte(c, STORE_SUBSCR); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1421 com_pop(c, 3); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1422 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1423 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1424 |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1425 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1426 com_atom(struct compiling *c, node *n) |
| 69 | 1427 { |
| 1428 node *ch; | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1429 PyObject *v; |
| 69 | 1430 int i; |
| 1431 REQ(n, atom); | |
| 1432 ch = CHILD(n, 0); | |
| 1433 switch (TYPE(ch)) { | |
| 1434 case LPAR: | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1435 if (TYPE(CHILD(n, 1)) == RPAR) { |
| 69 | 1436 com_addoparg(c, BUILD_TUPLE, 0); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1437 com_push(c, 1); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1438 } |
| 69 | 1439 else |
| 1440 com_node(c, CHILD(n, 1)); | |
| 1441 break; | |
| 13936 | 1442 case LSQB: /* '[' [listmaker] ']' */ |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1443 if (TYPE(CHILD(n, 1)) == RSQB) { |
| 69 | 1444 com_addoparg(c, BUILD_LIST, 0); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1445 com_push(c, 1); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1446 } |
| 69 | 1447 else |
| 13936 | 1448 com_listmaker(c, CHILD(n, 1)); |
| 69 | 1449 break; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1450 case LBRACE: /* '{' [dictmaker] '}' */ |
| 69 | 1451 com_addoparg(c, BUILD_MAP, 0); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1452 com_push(c, 1); |
| 13936 | 1453 if (TYPE(CHILD(n, 1)) == dictmaker) |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1454 com_dictmaker(c, CHILD(n, 1)); |
| 69 | 1455 break; |
| 1456 case BACKQUOTE: | |
| 1457 com_node(c, CHILD(n, 1)); | |
| 1458 com_addbyte(c, UNARY_CONVERT); | |
| 1459 break; | |
| 1460 case NUMBER: | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1461 if ((v = parsenumber(c, STR(ch))) == NULL) { |
| 69 | 1462 i = 255; |
| 1463 } | |
| 1464 else { | |
| 1465 i = com_addconst(c, v); | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1466 Py_DECREF(v); |
| 69 | 1467 } |
| 1468 com_addoparg(c, LOAD_CONST, i); | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1469 com_push(c, 1); |
| 69 | 1470 break; |
| 1471 case STRING: | |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
1472 v = parsestrplus(c, n); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1473 if (v == NULL) { |
| 69 | 1474 c->c_errors++; |
| 1475 i = 255; | |
| 1476 } | |
| 1477 else { | |
| 1478 i = com_addconst(c, v); | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1479 Py_DECREF(v); |
| 69 | 1480 } |
| 1481 com_addoparg(c, LOAD_CONST, i); | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1482 com_push(c, 1); |
| 69 | 1483 break; |
| 1484 case NAME: | |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1485 com_addop_varname(c, VAR_LOAD, STR(ch)); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1486 com_push(c, 1); |
| 69 | 1487 break; |
| 1488 default: | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1489 com_error(c, PyExc_SystemError, |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1490 "com_atom: unexpected node type"); |
| 69 | 1491 } |
| 1492 } | |
| 1493 | |
| 1494 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1495 com_slice(struct compiling *c, node *n, int op) |
| 69 | 1496 { |
| 1497 if (NCH(n) == 1) { | |
| 1498 com_addbyte(c, op); | |
| 1499 } | |
| 1500 else if (NCH(n) == 2) { | |
| 1501 if (TYPE(CHILD(n, 0)) != COLON) { | |
| 1502 com_node(c, CHILD(n, 0)); | |
| 1503 com_addbyte(c, op+1); | |
| 1504 } | |
| 1505 else { | |
| 1506 com_node(c, CHILD(n, 1)); | |
| 1507 com_addbyte(c, op+2); | |
| 1508 } | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1509 com_pop(c, 1); |
| 69 | 1510 } |
| 1511 else { | |
| 1512 com_node(c, CHILD(n, 0)); | |
| 1513 com_node(c, CHILD(n, 2)); | |
| 1514 com_addbyte(c, op+3); | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1515 com_pop(c, 2); |
| 69 | 1516 } |
| 1517 } | |
| 1518 | |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
1519 static void |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1520 com_augassign_slice(struct compiling *c, node *n, int opcode, node *augn) |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1521 { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1522 if (NCH(n) == 1) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1523 com_addbyte(c, DUP_TOP); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1524 com_push(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1525 com_addbyte(c, SLICE); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1526 com_node(c, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1527 com_addbyte(c, opcode); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1528 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1529 com_addbyte(c, ROT_TWO); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1530 com_addbyte(c, STORE_SLICE); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1531 com_pop(c, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1532 } else if (NCH(n) == 2 && TYPE(CHILD(n, 0)) != COLON) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1533 com_node(c, CHILD(n, 0)); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1534 com_addoparg(c, DUP_TOPX, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1535 com_push(c, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1536 com_addbyte(c, SLICE+1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1537 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1538 com_node(c, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1539 com_addbyte(c, opcode); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1540 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1541 com_addbyte(c, ROT_THREE); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1542 com_addbyte(c, STORE_SLICE+1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1543 com_pop(c, 3); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1544 } else if (NCH(n) == 2) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1545 com_node(c, CHILD(n, 1)); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1546 com_addoparg(c, DUP_TOPX, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1547 com_push(c, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1548 com_addbyte(c, SLICE+2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1549 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1550 com_node(c, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1551 com_addbyte(c, opcode); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1552 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1553 com_addbyte(c, ROT_THREE); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1554 com_addbyte(c, STORE_SLICE+2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1555 com_pop(c, 3); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1556 } else { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1557 com_node(c, CHILD(n, 0)); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1558 com_node(c, CHILD(n, 2)); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1559 com_addoparg(c, DUP_TOPX, 3); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1560 com_push(c, 3); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1561 com_addbyte(c, SLICE+3); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1562 com_pop(c, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1563 com_node(c, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1564 com_addbyte(c, opcode); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1565 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1566 com_addbyte(c, ROT_FOUR); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1567 com_addbyte(c, STORE_SLICE+3); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1568 com_pop(c, 4); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1569 } |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1570 } |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1571 |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1572 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1573 com_argument(struct compiling *c, node *n, PyObject **pkeywords) |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1574 { |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1575 node *m; |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1576 REQ(n, argument); /* [test '='] test; really [keyword '='] test */ |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1577 if (NCH(n) == 1) { |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
1578 if (*pkeywords != NULL) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1579 com_error(c, PyExc_SyntaxError, |
|
13993
716e1c4e3f78
When raising a SyntaxError, make a best-effort attempt to set the
Fred Drake <fdrake@acm.org>
parents:
13956
diff
changeset
|
1580 "non-keyword arg after keyword arg"); |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1581 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1582 else { |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1583 com_node(c, CHILD(n, 0)); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1584 } |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
1585 return; |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1586 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1587 m = n; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1588 do { |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1589 m = CHILD(m, 0); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1590 } while (NCH(m) == 1); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1591 if (TYPE(m) != NAME) { |
|
16658
1a5a441772ff
Bug #132313 error message confusing for assignment in lambda.
Tim Peters <tim.peters@gmail.com>
parents:
16638
diff
changeset
|
1592 /* f(lambda x: x[0] = 3) ends up getting parsed with |
|
1a5a441772ff
Bug #132313 error message confusing for assignment in lambda.
Tim Peters <tim.peters@gmail.com>
parents:
16638
diff
changeset
|
1593 * LHS test = lambda x: x[0], and RHS test = 3. |
|
1a5a441772ff
Bug #132313 error message confusing for assignment in lambda.
Tim Peters <tim.peters@gmail.com>
parents:
16638
diff
changeset
|
1594 * SF bug 132313 points out that complaining about a keyword |
|
1a5a441772ff
Bug #132313 error message confusing for assignment in lambda.
Tim Peters <tim.peters@gmail.com>
parents:
16638
diff
changeset
|
1595 * then is very confusing. |
|
1a5a441772ff
Bug #132313 error message confusing for assignment in lambda.
Tim Peters <tim.peters@gmail.com>
parents:
16638
diff
changeset
|
1596 */ |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1597 com_error(c, PyExc_SyntaxError, |
|
16658
1a5a441772ff
Bug #132313 error message confusing for assignment in lambda.
Tim Peters <tim.peters@gmail.com>
parents:
16638
diff
changeset
|
1598 TYPE(m) == lambdef ? |
|
1a5a441772ff
Bug #132313 error message confusing for assignment in lambda.
Tim Peters <tim.peters@gmail.com>
parents:
16638
diff
changeset
|
1599 "lambda cannot contain assignment" : |
|
1a5a441772ff
Bug #132313 error message confusing for assignment in lambda.
Tim Peters <tim.peters@gmail.com>
parents:
16638
diff
changeset
|
1600 "keyword can't be an expression"); |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1601 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1602 else { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1603 PyObject *v = PyString_InternFromString(STR(m)); |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
1604 if (v != NULL && *pkeywords == NULL) |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1605 *pkeywords = PyDict_New(); |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
1606 if (v == NULL) |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1607 c->c_errors++; |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
1608 else if (*pkeywords == NULL) { |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
1609 c->c_errors++; |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
1610 Py_DECREF(v); |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
1611 } else { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1612 if (PyDict_GetItem(*pkeywords, v) != NULL) |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1613 com_error(c, PyExc_SyntaxError, |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
1614 "duplicate keyword argument"); |
|
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
1615 else |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1616 if (PyDict_SetItem(*pkeywords, v, v) != 0) |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
1617 c->c_errors++; |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1618 com_addoparg(c, LOAD_CONST, com_addconst(c, v)); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1619 com_push(c, 1); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1620 Py_DECREF(v); |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1621 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1622 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1623 com_node(c, CHILD(n, 2)); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1624 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1625 |
| 69 | 1626 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1627 com_call_function(struct compiling *c, node *n) |
| 69 | 1628 { |
| 1629 if (TYPE(n) == RPAR) { | |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1630 com_addoparg(c, CALL_FUNCTION, 0); |
| 69 | 1631 } |
| 1632 else { | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1633 PyObject *keywords = NULL; |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
1634 int i, na, nk; |
|
9625
1fe48009d8ea
Add more SET_LINENO instructions in long argument lists
Guido van Rossum <guido@python.org>
parents:
9293
diff
changeset
|
1635 int lineno = n->n_lineno; |
|
12082
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1636 int star_flag = 0; |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1637 int starstar_flag = 0; |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1638 int opcode; |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1639 REQ(n, arglist); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1640 na = 0; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1641 nk = 0; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1642 for (i = 0; i < NCH(n); i += 2) { |
|
9625
1fe48009d8ea
Add more SET_LINENO instructions in long argument lists
Guido van Rossum <guido@python.org>
parents:
9293
diff
changeset
|
1643 node *ch = CHILD(n, i); |
|
12082
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1644 if (TYPE(ch) == STAR || |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1645 TYPE(ch) == DOUBLESTAR) |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1646 break; |
|
9625
1fe48009d8ea
Add more SET_LINENO instructions in long argument lists
Guido van Rossum <guido@python.org>
parents:
9293
diff
changeset
|
1647 if (ch->n_lineno != lineno) { |
|
1fe48009d8ea
Add more SET_LINENO instructions in long argument lists
Guido van Rossum <guido@python.org>
parents:
9293
diff
changeset
|
1648 lineno = ch->n_lineno; |
|
1fe48009d8ea
Add more SET_LINENO instructions in long argument lists
Guido van Rossum <guido@python.org>
parents:
9293
diff
changeset
|
1649 com_addoparg(c, SET_LINENO, lineno); |
|
1fe48009d8ea
Add more SET_LINENO instructions in long argument lists
Guido van Rossum <guido@python.org>
parents:
9293
diff
changeset
|
1650 } |
|
1fe48009d8ea
Add more SET_LINENO instructions in long argument lists
Guido van Rossum <guido@python.org>
parents:
9293
diff
changeset
|
1651 com_argument(c, ch, &keywords); |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
1652 if (keywords == NULL) |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1653 na++; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1654 else |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1655 nk++; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1656 } |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1657 Py_XDECREF(keywords); |
|
12082
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1658 while (i < NCH(n)) { |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1659 node *tok = CHILD(n, i); |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1660 node *ch = CHILD(n, i+1); |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1661 i += 3; |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1662 switch (TYPE(tok)) { |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1663 case STAR: star_flag = 1; break; |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1664 case DOUBLESTAR: starstar_flag = 1; break; |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1665 } |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1666 com_node(c, ch); |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1667 } |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1668 if (na > 255 || nk > 255) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1669 com_error(c, PyExc_SyntaxError, |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1670 "more than 255 arguments"); |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
1671 } |
|
12082
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1672 if (star_flag || starstar_flag) |
|
12086
96ea1a800b23
remove reference (vestigal) to CALL_FUNCTION_STAR
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
12082
diff
changeset
|
1673 opcode = CALL_FUNCTION_VAR - 1 + |
|
12082
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1674 star_flag + (starstar_flag << 1); |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1675 else |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1676 opcode = CALL_FUNCTION; |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1677 com_addoparg(c, opcode, na | (nk << 8)); |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1678 com_pop(c, na + 2*nk + star_flag + starstar_flag); |
| 69 | 1679 } |
| 1680 } | |
| 1681 | |
| 1682 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1683 com_select_member(struct compiling *c, node *n) |
| 69 | 1684 { |
| 1685 com_addopname(c, LOAD_ATTR, n); | |
| 1686 } | |
| 1687 | |
| 1688 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1689 com_sliceobj(struct compiling *c, node *n) |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1690 { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1691 int i=0; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1692 int ns=2; /* number of slice arguments */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1693 node *ch; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1694 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1695 /* first argument */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1696 if (TYPE(CHILD(n,i)) == COLON) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1697 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_None)); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1698 com_push(c, 1); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1699 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1700 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1701 else { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1702 com_node(c, CHILD(n,i)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1703 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1704 REQ(CHILD(n,i),COLON); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1705 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1706 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1707 /* second argument */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1708 if (i < NCH(n) && TYPE(CHILD(n,i)) == test) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1709 com_node(c, CHILD(n,i)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1710 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1711 } |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1712 else { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1713 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_None)); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1714 com_push(c, 1); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1715 } |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1716 /* remaining arguments */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1717 for (; i < NCH(n); i++) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1718 ns++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1719 ch=CHILD(n,i); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1720 REQ(ch, sliceop); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1721 if (NCH(ch) == 1) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1722 /* right argument of ':' missing */ |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1723 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_None)); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1724 com_push(c, 1); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1725 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1726 else |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1727 com_node(c, CHILD(ch,1)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1728 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1729 com_addoparg(c, BUILD_SLICE, ns); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1730 com_pop(c, 1 + (ns == 3)); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1731 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1732 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1733 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1734 com_subscript(struct compiling *c, node *n) |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1735 { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1736 node *ch; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1737 REQ(n, subscript); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1738 ch = CHILD(n,0); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1739 /* check for rubber index */ |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1740 if (TYPE(ch) == DOT && TYPE(CHILD(n,1)) == DOT) { |
|
4403
3b3f7c3f6da2
Ellipses -> Ellipsis rename (the dictionary really says that it should
Guido van Rossum <guido@python.org>
parents:
4315
diff
changeset
|
1741 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_Ellipsis)); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1742 com_push(c, 1); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1743 } |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1744 else { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1745 /* check for slice */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1746 if ((TYPE(ch) == COLON || NCH(n) > 1)) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1747 com_sliceobj(c, n); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1748 else { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1749 REQ(ch, test); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1750 com_node(c, ch); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1751 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1752 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1753 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1754 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1755 static void |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1756 com_subscriptlist(struct compiling *c, node *n, int assigning, node *augn) |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1757 { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1758 int i, op; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1759 REQ(n, subscriptlist); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1760 /* Check to make backward compatible slice behavior for '[i:j]' */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1761 if (NCH(n) == 1) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1762 node *sub = CHILD(n, 0); /* subscript */ |
|
13873
d014c8ab6a82
Fix some strange indentation and grammar that have been bugging me for
Thomas Wouters <thomas@python.org>
parents:
13658
diff
changeset
|
1763 /* 'Basic' slice, should have exactly one colon. */ |
|
d014c8ab6a82
Fix some strange indentation and grammar that have been bugging me for
Thomas Wouters <thomas@python.org>
parents:
13658
diff
changeset
|
1764 if ((TYPE(CHILD(sub, 0)) == COLON |
|
d014c8ab6a82
Fix some strange indentation and grammar that have been bugging me for
Thomas Wouters <thomas@python.org>
parents:
13658
diff
changeset
|
1765 || (NCH(sub) > 1 && TYPE(CHILD(sub, 1)) == COLON)) |
|
d014c8ab6a82
Fix some strange indentation and grammar that have been bugging me for
Thomas Wouters <thomas@python.org>
parents:
13658
diff
changeset
|
1766 && (TYPE(CHILD(sub,NCH(sub)-1)) != sliceop)) |
|
d014c8ab6a82
Fix some strange indentation and grammar that have been bugging me for
Thomas Wouters <thomas@python.org>
parents:
13658
diff
changeset
|
1767 { |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1768 switch (assigning) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1769 case OP_DELETE: |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1770 op = DELETE_SLICE; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1771 break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1772 case OP_ASSIGN: |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1773 op = STORE_SLICE; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1774 break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1775 case OP_APPLY: |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1776 op = SLICE; |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1777 break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1778 default: |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1779 com_augassign_slice(c, sub, assigning, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1780 return; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1781 } |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1782 com_slice(c, sub, op); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1783 if (op == STORE_SLICE) |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1784 com_pop(c, 2); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1785 else if (op == DELETE_SLICE) |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1786 com_pop(c, 1); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1787 return; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1788 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1789 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1790 /* Else normal subscriptlist. Compile each subscript. */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1791 for (i = 0; i < NCH(n); i += 2) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1792 com_subscript(c, CHILD(n, i)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1793 /* Put multiple subscripts into a tuple */ |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1794 if (NCH(n) > 1) { |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1795 i = (NCH(n)+1) / 2; |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1796 com_addoparg(c, BUILD_TUPLE, i); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1797 com_pop(c, i-1); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1798 } |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1799 switch (assigning) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1800 case OP_DELETE: |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1801 op = DELETE_SUBSCR; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1802 i = 2; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1803 break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1804 default: |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1805 case OP_ASSIGN: |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1806 op = STORE_SUBSCR; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1807 i = 3; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1808 break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1809 case OP_APPLY: |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1810 op = BINARY_SUBSCR; |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1811 i = 1; |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1812 break; |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1813 } |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1814 if (assigning > OP_APPLY) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1815 com_addoparg(c, DUP_TOPX, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1816 com_push(c, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1817 com_addbyte(c, BINARY_SUBSCR); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1818 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1819 com_node(c, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1820 com_addbyte(c, assigning); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1821 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1822 com_addbyte(c, ROT_THREE); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1823 } |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1824 com_addbyte(c, op); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1825 com_pop(c, i); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1826 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1827 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1828 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1829 com_apply_trailer(struct compiling *c, node *n) |
| 69 | 1830 { |
| 1831 REQ(n, trailer); | |
| 1832 switch (TYPE(CHILD(n, 0))) { | |
| 1833 case LPAR: | |
| 1834 com_call_function(c, CHILD(n, 1)); | |
| 1835 break; | |
| 1836 case DOT: | |
| 1837 com_select_member(c, CHILD(n, 1)); | |
| 1838 break; | |
| 1839 case LSQB: | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1840 com_subscriptlist(c, CHILD(n, 1), OP_APPLY, NULL); |
| 69 | 1841 break; |
| 1842 default: | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1843 com_error(c, PyExc_SystemError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1844 "com_apply_trailer: unknown trailer type"); |
| 69 | 1845 } |
| 1846 } | |
| 1847 | |
| 1848 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1849 com_power(struct compiling *c, node *n) |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1850 { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1851 int i; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1852 REQ(n, power); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1853 com_atom(c, CHILD(n, 0)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1854 for (i = 1; i < NCH(n); i++) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1855 if (TYPE(CHILD(n, i)) == DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1856 com_factor(c, CHILD(n, i+1)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1857 com_addbyte(c, BINARY_POWER); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1858 com_pop(c, 1); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1859 break; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1860 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1861 else |
|
36920bbd81a8
changes for complex and power (**) operator
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1862 com_apply_trailer(c, CHILD(n, i)); |
|
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1863 } |
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1864 } |
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1865 |
|
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1866 static void |
|
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1867 com_invert_constant(struct compiling *c, node *n) |
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1868 { |
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1869 /* Compute the inverse of int and longs and use them directly, |
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1870 but be prepared to generate code for all other |
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1871 possibilities (invalid numbers, floats, complex). |
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1872 */ |
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1873 PyObject *num, *inv = NULL; |
|
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1874 int i; |
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1875 |
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1876 REQ(n, NUMBER); |
|
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1877 num = parsenumber(c, STR(n)); |
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1878 if (num == NULL) |
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1879 i = 255; |
|
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1880 else { |
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1881 inv = PyNumber_Invert(num); |
|
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1882 if (inv == NULL) { |
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1883 PyErr_Clear(); |
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1884 i = com_addconst(c, num); |
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1885 } else { |
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1886 i = com_addconst(c, inv); |
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1887 Py_DECREF(inv); |
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1888 } |
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1889 Py_DECREF(num); |
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1890 } |
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1891 com_addoparg(c, LOAD_CONST, i); |
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1892 com_push(c, 1); |
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1893 if (num != NULL && inv == NULL) |
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1894 com_addbyte(c, UNARY_INVERT); |
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1895 } |
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1896 |
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1897 static int |
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1898 is_float_zero(const char *p) |
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1899 { |
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1900 int found_radix_point = 0; |
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1901 int ch; |
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1902 while ((ch = Py_CHARMASK(*p++)) != '\0') { |
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1903 switch (ch) { |
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1904 case '0': |
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1905 /* no reason to believe it's not 0 -- continue */ |
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1906 break; |
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1907 |
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1908 case 'e': case 'E': case 'j': case 'J': |
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1909 /* If this was a hex constant, we already would have |
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1910 returned 0 due to the 'x' or 'X', so 'e' or 'E' |
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1911 must be an exponent marker, and we haven't yet |
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1912 seen a non-zero digit, and it doesn't matter what |
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1913 the exponent is then. For 'j' or 'J' similarly, |
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1914 except that this is an imaginary 0 then. */ |
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1915 return 1; |
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1916 |
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1917 case '.': |
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1918 found_radix_point = 1; |
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1919 break; |
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1920 |
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1921 default: |
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1922 return 0; |
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1923 } |
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1924 } |
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1925 return found_radix_point; |
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1926 } |
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1927 |
|
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1928 static void |
|
13658
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Mass ANSIfication of function definitions. Doesn't cover all 'extern'
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1929 com_factor(struct compiling *c, node *n) |
| 69 | 1930 { |
|
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1931 int childtype = TYPE(CHILD(n, 0)); |
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1932 node *pfactor, *ppower, *patom, *pnum; |
| 69 | 1933 REQ(n, factor); |
|
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1934 /* If the unary +, -, or ~ operator is applied to a constant, |
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1935 don't generate a UNARY_xxx opcode. Just store the |
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1936 approriate value as a constant. If the value is negative, |
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1937 extend the string containing the constant and insert a |
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|
1938 negative in the 0th position -- unless we're doing unary minus |
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1939 of a floating zero! In that case the sign is significant, but |
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1940 the const dict can't distinguish +0.0 from -0.0. |
|
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1941 */ |
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1942 if ((childtype == PLUS || childtype == MINUS || childtype == TILDE) |
|
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|
1943 && NCH(n) == 2 |
|
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1944 && TYPE((pfactor = CHILD(n, 1))) == factor |
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1945 && NCH(pfactor) == 1 |
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1946 && TYPE((ppower = CHILD(pfactor, 0))) == power |
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1947 && NCH(ppower) == 1 |
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1948 && TYPE((patom = CHILD(ppower, 0))) == atom |
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1949 && TYPE((pnum = CHILD(patom, 0))) == NUMBER |
|
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1950 && !(childtype == MINUS && is_float_zero(STR(pnum)))) { |
|
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1951 if (childtype == TILDE) { |
|
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1952 com_invert_constant(c, pnum); |
|
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1953 return; |
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1954 } |
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1955 if (childtype == MINUS) { |
|
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|
1956 char *s = malloc(strlen(STR(pnum)) + 2); |
|
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1957 if (s == NULL) { |
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1958 com_error(c, PyExc_MemoryError, ""); |
|
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|
1959 com_addbyte(c, 255); |
|
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|
1960 return; |
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1961 } |
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|
1962 s[0] = '-'; |
|
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|
1963 strcpy(s + 1, STR(pnum)); |
|
e2e9f1722c4f
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|
1964 free(STR(pnum)); |
|
e2e9f1722c4f
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|
1965 STR(pnum) = s; |
|
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|
1966 } |
|
19793
e2e9f1722c4f
SF bug [#458941] Looks like a unary minus bug.
Tim Peters <tim.peters@gmail.com>
parents:
19613
diff
changeset
|
1967 com_atom(c, patom); |
|
19187
30f8b654c2e5
SF Patch [ 429024 ] deal with some unary ops at compile time
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19177
diff
changeset
|
1968 } |
|
30f8b654c2e5
SF Patch [ 429024 ] deal with some unary ops at compile time
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19177
diff
changeset
|
1969 else if (childtype == PLUS) { |
| 69 | 1970 com_factor(c, CHILD(n, 1)); |
| 1971 com_addbyte(c, UNARY_POSITIVE); | |
| 1972 } | |
|
19187
30f8b654c2e5
SF Patch [ 429024 ] deal with some unary ops at compile time
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19177
diff
changeset
|
1973 else if (childtype == MINUS) { |
| 69 | 1974 com_factor(c, CHILD(n, 1)); |
| 1975 com_addbyte(c, UNARY_NEGATIVE); | |
| 1976 } | |
|
19187
30f8b654c2e5
SF Patch [ 429024 ] deal with some unary ops at compile time
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19177
diff
changeset
|
1977 else if (childtype == TILDE) { |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1978 com_factor(c, CHILD(n, 1)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1979 com_addbyte(c, UNARY_INVERT); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1980 } |
| 69 | 1981 else { |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1982 com_power(c, CHILD(n, 0)); |
| 69 | 1983 } |
| 1984 } | |
| 1985 | |
| 1986 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1987 com_term(struct compiling *c, node *n) |
| 69 | 1988 { |
| 1989 int i; | |
| 1990 int op; | |
| 1991 REQ(n, term); | |
| 1992 com_factor(c, CHILD(n, 0)); | |
| 1993 for (i = 2; i < NCH(n); i += 2) { | |
| 1994 com_factor(c, CHILD(n, i)); | |
| 1995 switch (TYPE(CHILD(n, i-1))) { | |
| 1996 case STAR: | |
| 1997 op = BINARY_MULTIPLY; | |
| 1998 break; | |
| 1999 case SLASH: | |
|
19051
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2000 if (c->c_flags & CO_FUTURE_DIVISION) |
|
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2001 op = BINARY_TRUE_DIVIDE; |
|
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2002 else |
|
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2003 op = BINARY_DIVIDE; |
| 69 | 2004 break; |
| 2005 case PERCENT: | |
| 2006 op = BINARY_MODULO; | |
| 2007 break; | |
|
19051
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2008 case DOUBLESLASH: |
|
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2009 op = BINARY_FLOOR_DIVIDE; |
|
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2010 break; |
| 69 | 2011 default: |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2012 com_error(c, PyExc_SystemError, |
|
19051
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2013 "com_term: operator not *, /, // or %"); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2014 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2015 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2016 com_addbyte(c, op); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2017 com_pop(c, 1); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2018 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2019 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2020 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2021 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2022 com_arith_expr(struct compiling *c, node *n) |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2023 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2024 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2025 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2026 REQ(n, arith_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2027 com_term(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2028 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2029 com_term(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2030 switch (TYPE(CHILD(n, i-1))) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2031 case PLUS: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2032 op = BINARY_ADD; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2033 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2034 case MINUS: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2035 op = BINARY_SUBTRACT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2036 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2037 default: |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2038 com_error(c, PyExc_SystemError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2039 "com_arith_expr: operator not + or -"); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2040 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2041 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2042 com_addbyte(c, op); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2043 com_pop(c, 1); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2044 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2045 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2046 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2047 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2048 com_shift_expr(struct compiling *c, node *n) |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2049 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2050 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2051 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2052 REQ(n, shift_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2053 com_arith_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2054 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2055 com_arith_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2056 switch (TYPE(CHILD(n, i-1))) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2057 case LEFTSHIFT: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2058 op = BINARY_LSHIFT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2059 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2060 case RIGHTSHIFT: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2061 op = BINARY_RSHIFT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2062 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2063 default: |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2064 com_error(c, PyExc_SystemError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2065 "com_shift_expr: operator not << or >>"); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2066 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2067 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2068 com_addbyte(c, op); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2069 com_pop(c, 1); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2070 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2071 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2072 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2073 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2074 com_and_expr(struct compiling *c, node *n) |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2075 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2076 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2077 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2078 REQ(n, and_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2079 com_shift_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2080 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2081 com_shift_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2082 if (TYPE(CHILD(n, i-1)) == AMPER) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2083 op = BINARY_AND; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2084 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2085 else { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2086 com_error(c, PyExc_SystemError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2087 "com_and_expr: operator not &"); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2088 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2089 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2090 com_addbyte(c, op); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2091 com_pop(c, 1); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2092 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2093 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2094 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2095 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2096 com_xor_expr(struct compiling *c, node *n) |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2097 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2098 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2099 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2100 REQ(n, xor_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2101 com_and_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2102 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2103 com_and_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2104 if (TYPE(CHILD(n, i-1)) == CIRCUMFLEX) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2105 op = BINARY_XOR; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2106 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2107 else { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2108 com_error(c, PyExc_SystemError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2109 "com_xor_expr: operator not ^"); |
| 69 | 2110 op = 255; |
| 2111 } | |
| 2112 com_addbyte(c, op); | |
|
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Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
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changeset
|
2113 com_pop(c, 1); |
| 69 | 2114 } |
| 2115 } | |
| 2116 | |
| 2117 static void | |
|
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Mass ANSIfication of function definitions. Doesn't cover all 'extern'
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|
2118 com_expr(struct compiling *c, node *n) |
| 69 | 2119 { |
| 2120 int i; | |
| 2121 int op; | |
| 2122 REQ(n, expr); | |
|
409
b5fe6482072f
Added shift and mask ops.
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diff
changeset
|
2123 com_xor_expr(c, CHILD(n, 0)); |
| 69 | 2124 for (i = 2; i < NCH(n); i += 2) { |
|
409
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
2125 com_xor_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
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diff
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|
2126 if (TYPE(CHILD(n, i-1)) == VBAR) { |
|
b5fe6482072f
Added shift and mask ops.
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diff
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|
2127 op = BINARY_OR; |
|
b5fe6482072f
Added shift and mask ops.
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diff
changeset
|
2128 } |
|
b5fe6482072f
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diff
changeset
|
2129 else { |
|
5373
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Quickly renamed the remaining files -- this directory is done.
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parents:
5287
diff
changeset
|
2130 com_error(c, PyExc_SystemError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2131 "com_expr: expr operator not |"); |
| 69 | 2132 op = 255; |
| 2133 } | |
| 2134 com_addbyte(c, op); | |
|
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8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2135 com_pop(c, 1); |
| 69 | 2136 } |
| 2137 } | |
| 2138 | |
| 2139 static enum cmp_op | |
|
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Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
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diff
changeset
|
2140 cmp_type(node *n) |
| 69 | 2141 { |
| 2142 REQ(n, comp_op); | |
|
388
31d509e94271
Comment out 'abort()' call.
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diff
changeset
|
2143 /* comp_op: '<' | '>' | '=' | '>=' | '<=' | '<>' | '!=' | '==' |
| 69 | 2144 | 'in' | 'not' 'in' | 'is' | 'is' not' */ |
| 2145 if (NCH(n) == 1) { | |
| 2146 n = CHILD(n, 0); | |
| 2147 switch (TYPE(n)) { | |
| 2148 case LESS: return LT; | |
| 2149 case GREATER: return GT; | |
|
388
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Comment out 'abort()' call.
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diff
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|
2150 case EQEQUAL: /* == */ |
| 69 | 2151 case EQUAL: return EQ; |
|
388
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Comment out 'abort()' call.
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diff
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|
2152 case LESSEQUAL: return LE; |
|
31d509e94271
Comment out 'abort()' call.
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diff
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|
2153 case GREATEREQUAL: return GE; |
|
31d509e94271
Comment out 'abort()' call.
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|
2154 case NOTEQUAL: return NE; /* <> or != */ |
| 69 | 2155 case NAME: if (strcmp(STR(n), "in") == 0) return IN; |
| 2156 if (strcmp(STR(n), "is") == 0) return IS; | |
| 2157 } | |
| 2158 } | |
| 2159 else if (NCH(n) == 2) { | |
| 2160 switch (TYPE(CHILD(n, 0))) { | |
| 2161 case NAME: if (strcmp(STR(CHILD(n, 1)), "in") == 0) | |
| 2162 return NOT_IN; | |
| 2163 if (strcmp(STR(CHILD(n, 0)), "is") == 0) | |
| 2164 return IS_NOT; | |
| 2165 } | |
| 2166 } | |
| 2167 return BAD; | |
| 2168 } | |
| 2169 | |
| 2170 static void | |
|
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Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
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diff
changeset
|
2171 com_comparison(struct compiling *c, node *n) |
| 69 | 2172 { |
| 2173 int i; | |
| 2174 enum cmp_op op; | |
| 2175 int anchor; | |
| 2176 REQ(n, comparison); /* comparison: expr (comp_op expr)* */ | |
| 2177 com_expr(c, CHILD(n, 0)); | |
| 2178 if (NCH(n) == 1) | |
| 2179 return; | |
| 2180 | |
| 2181 /**************************************************************** | |
| 2182 The following code is generated for all but the last | |
| 2183 comparison in a chain: | |
| 2184 | |
| 2185 label: on stack: opcode: jump to: | |
| 2186 | |
| 2187 a <code to load b> | |
| 2188 a, b DUP_TOP | |
| 2189 a, b, b ROT_THREE | |
| 2190 b, a, b COMPARE_OP | |
| 2191 b, 0-or-1 JUMP_IF_FALSE L1 | |
| 2192 b, 1 POP_TOP | |
| 2193 b | |
| 2194 | |
| 2195 We are now ready to repeat this sequence for the next | |
| 2196 comparison in the chain. | |
| 2197 | |
| 2198 For the last we generate: | |
| 2199 | |
| 2200 b <code to load c> | |
| 2201 b, c COMPARE_OP | |
| 2202 0-or-1 | |
| 2203 | |
| 2204 If there were any jumps to L1 (i.e., there was more than one | |
| 2205 comparison), we generate: | |
| 2206 | |
| 2207 0-or-1 JUMP_FORWARD L2 | |
| 2208 L1: b, 0 ROT_TWO | |
| 2209 0, b POP_TOP | |
| 2210 0 | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2211 L2: 0-or-1 |
| 69 | 2212 ****************************************************************/ |
| 2213 | |
| 2214 anchor = 0; | |
| 2215 | |
| 2216 for (i = 2; i < NCH(n); i += 2) { | |
| 2217 com_expr(c, CHILD(n, i)); | |
| 2218 if (i+2 < NCH(n)) { | |
| 2219 com_addbyte(c, DUP_TOP); | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2220 com_push(c, 1); |
| 69 | 2221 com_addbyte(c, ROT_THREE); |
| 2222 } | |
| 2223 op = cmp_type(CHILD(n, i-1)); | |
| 2224 if (op == BAD) { | |
|
5373
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Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2225 com_error(c, PyExc_SystemError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2226 "com_comparison: unknown comparison op"); |
| 69 | 2227 } |
| 2228 com_addoparg(c, COMPARE_OP, op); | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2229 com_pop(c, 1); |
| 69 | 2230 if (i+2 < NCH(n)) { |
| 2231 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 2232 com_addbyte(c, POP_TOP); | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2233 com_pop(c, 1); |
| 69 | 2234 } |
| 2235 } | |
| 2236 | |
| 2237 if (anchor) { | |
| 2238 int anchor2 = 0; | |
| 2239 com_addfwref(c, JUMP_FORWARD, &anchor2); | |
| 2240 com_backpatch(c, anchor); | |
| 2241 com_addbyte(c, ROT_TWO); | |
| 2242 com_addbyte(c, POP_TOP); | |
| 2243 com_backpatch(c, anchor2); | |
| 2244 } | |
| 2245 } | |
| 2246 | |
| 2247 static void | |
|
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Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
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diff
changeset
|
2248 com_not_test(struct compiling *c, node *n) |
| 69 | 2249 { |
| 2250 REQ(n, not_test); /* 'not' not_test | comparison */ | |
| 2251 if (NCH(n) == 1) { | |
| 2252 com_comparison(c, CHILD(n, 0)); | |
| 2253 } | |
| 2254 else { | |
| 2255 com_not_test(c, CHILD(n, 1)); | |
| 2256 com_addbyte(c, UNARY_NOT); | |
| 2257 } | |
| 2258 } | |
| 2259 | |
| 2260 static void | |
|
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Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
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13585
diff
changeset
|
2261 com_and_test(struct compiling *c, node *n) |
| 69 | 2262 { |
| 2263 int i; | |
| 2264 int anchor; | |
| 2265 REQ(n, and_test); /* not_test ('and' not_test)* */ | |
| 2266 anchor = 0; | |
| 2267 i = 0; | |
| 2268 for (;;) { | |
| 2269 com_not_test(c, CHILD(n, i)); | |
| 2270 if ((i += 2) >= NCH(n)) | |
| 2271 break; | |
| 2272 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 2273 com_addbyte(c, POP_TOP); | |
|
4991
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Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2274 com_pop(c, 1); |
| 69 | 2275 } |
| 2276 if (anchor) | |
| 2277 com_backpatch(c, anchor); | |
| 2278 } | |
| 2279 | |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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diff
changeset
|
2280 static int |
|
fd8c7203251f
PEP 227 implementation
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16250
diff
changeset
|
2281 com_make_closure(struct compiling *c, PyCodeObject *co) |
|
fd8c7203251f
PEP 227 implementation
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16250
diff
changeset
|
2282 { |
|
fd8c7203251f
PEP 227 implementation
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parents:
16250
diff
changeset
|
2283 int i, free = PyTuple_GET_SIZE(co->co_freevars); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2284 if (free == 0) |
|
fd8c7203251f
PEP 227 implementation
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parents:
16250
diff
changeset
|
2285 return 0; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2286 for (i = 0; i < free; ++i) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2287 /* Bypass com_addop_varname because it will generate |
|
fd8c7203251f
PEP 227 implementation
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parents:
16250
diff
changeset
|
2288 LOAD_DEREF but LOAD_CLOSURE is needed. |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2289 */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2290 PyObject *name = PyTuple_GET_ITEM(co->co_freevars, i); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2291 int arg, reftype; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2292 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2293 /* Special case: If a class contains a method with a |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2294 free variable that has the same name as a method, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2295 the name will be considered free *and* local in the |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2296 class. It should be handled by the closure, as |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2297 well as by the normal name loookup logic. |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2298 */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2299 reftype = get_ref_type(c, PyString_AS_STRING(name)); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2300 if (reftype == CELL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2301 arg = com_lookup_arg(c->c_cellvars, name); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2302 else /* (reftype == FREE) */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2303 arg = com_lookup_arg(c->c_freevars, name); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2304 if (arg == -1) { |
|
16892
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
2305 fprintf(stderr, "lookup %s in %s %d %d\n" |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
2306 "freevars of %s: %s\n", |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
2307 PyObject_REPR(name), |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
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parents:
16878
diff
changeset
|
2308 c->c_name, |
|
f27d3299df39
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diff
changeset
|
2309 reftype, arg, |
|
f27d3299df39
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16878
diff
changeset
|
2310 PyString_AS_STRING(co->co_name), |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
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16878
diff
changeset
|
2311 PyObject_REPR(co->co_freevars)); |
|
16257
fd8c7203251f
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parents:
16250
diff
changeset
|
2312 Py_FatalError("com_make_closure()"); |
|
fd8c7203251f
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parents:
16250
diff
changeset
|
2313 } |
|
fd8c7203251f
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16250
diff
changeset
|
2314 com_addoparg(c, LOAD_CLOSURE, arg); |
|
fd8c7203251f
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parents:
16250
diff
changeset
|
2315 |
|
fd8c7203251f
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16250
diff
changeset
|
2316 } |
|
fd8c7203251f
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diff
changeset
|
2317 com_push(c, free); |
|
fd8c7203251f
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16250
diff
changeset
|
2318 return 1; |
|
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2319 } |
|
fd8c7203251f
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diff
changeset
|
2320 |
| 69 | 2321 static void |
|
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diff
changeset
|
2322 com_test(struct compiling *c, node *n) |
| 69 | 2323 { |
|
4991
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Add co_stacksize field to codeobject structure, and stacksize argument
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diff
changeset
|
2324 REQ(n, test); /* and_test ('or' and_test)* | lambdef */ |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2325 if (NCH(n) == 1 && TYPE(CHILD(n, 0)) == lambdef) { |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
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20432
diff
changeset
|
2326 PyCodeObject *co; |
|
16257
fd8c7203251f
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16250
diff
changeset
|
2327 int i, closure; |
|
2844
0261bf5b3819
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parents:
2813
diff
changeset
|
2328 int ndefs = com_argdefs(c, CHILD(n, 0)); |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
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parents:
16408
diff
changeset
|
2329 symtable_enter_scope(c->c_symtable, "lambda", lambdef, |
|
aa844711463a
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16408
diff
changeset
|
2330 n->n_lineno); |
|
20491
149a65fa427c
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
2331 co = icompile(CHILD(n, 0), c); |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
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16523
diff
changeset
|
2332 if (co == NULL) { |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
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16523
diff
changeset
|
2333 c->c_errors++; |
|
a47d93ef103a
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Jeremy Hylton <jeremy@alum.mit.edu>
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16523
diff
changeset
|
2334 return; |
|
a47d93ef103a
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Jeremy Hylton <jeremy@alum.mit.edu>
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16523
diff
changeset
|
2335 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2336 symtable_exit_scope(c->c_symtable); |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
2337 i = com_addconst(c, (PyObject *)co); |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
2338 closure = com_make_closure(c, co); |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2339 com_addoparg(c, LOAD_CONST, i); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2340 com_push(c, 1); |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
2341 if (closure) { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2342 com_addoparg(c, MAKE_CLOSURE, ndefs); |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
2343 com_pop(c, PyTuple_GET_SIZE(co->co_freevars)); |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
2344 } else |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2345 com_addoparg(c, MAKE_FUNCTION, ndefs); |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
2346 Py_DECREF(co); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2347 com_pop(c, ndefs); |
| 69 | 2348 } |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2349 else { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2350 int anchor = 0; |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2351 int i = 0; |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2352 for (;;) { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2353 com_and_test(c, CHILD(n, i)); |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2354 if ((i += 2) >= NCH(n)) |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2355 break; |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2356 com_addfwref(c, JUMP_IF_TRUE, &anchor); |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2357 com_addbyte(c, POP_TOP); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2358 com_pop(c, 1); |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2359 } |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2360 if (anchor) |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2361 com_backpatch(c, anchor); |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2362 } |
| 69 | 2363 } |
| 2364 | |
| 2365 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2366 com_list(struct compiling *c, node *n, int toplevel) |
| 69 | 2367 { |
| 2368 /* exprlist: expr (',' expr)* [',']; likewise for testlist */ | |
| 482 | 2369 if (NCH(n) == 1 && !toplevel) { |
| 69 | 2370 com_node(c, CHILD(n, 0)); |
| 2371 } | |
| 2372 else { | |
| 2373 int i; | |
| 2374 int len; | |
| 2375 len = (NCH(n) + 1) / 2; | |
| 2376 for (i = 0; i < NCH(n); i += 2) | |
| 2377 com_node(c, CHILD(n, i)); | |
| 2378 com_addoparg(c, BUILD_TUPLE, len); | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2379 com_pop(c, len-1); |
| 69 | 2380 } |
| 2381 } | |
| 2382 | |
| 2383 | |
| 2384 /* Begin of assignment compilation */ | |
| 2385 | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2386 |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2387 static void |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2388 com_augassign_attr(struct compiling *c, node *n, int opcode, node *augn) |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2389 { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2390 com_addbyte(c, DUP_TOP); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2391 com_push(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2392 com_addopname(c, LOAD_ATTR, n); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2393 com_node(c, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2394 com_addbyte(c, opcode); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2395 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2396 com_addbyte(c, ROT_TWO); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2397 com_addopname(c, STORE_ATTR, n); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2398 com_pop(c, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2399 } |
| 69 | 2400 |
| 2401 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2402 com_assign_attr(struct compiling *c, node *n, int assigning) |
| 69 | 2403 { |
| 2404 com_addopname(c, assigning ? STORE_ATTR : DELETE_ATTR, n); | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2405 com_pop(c, assigning ? 2 : 1); |
| 69 | 2406 } |
| 2407 | |
| 2408 static void | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2409 com_assign_trailer(struct compiling *c, node *n, int assigning, node *augn) |
| 69 | 2410 { |
| 2411 REQ(n, trailer); | |
| 2412 switch (TYPE(CHILD(n, 0))) { | |
| 2413 case LPAR: /* '(' [exprlist] ')' */ | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2414 com_error(c, PyExc_SyntaxError, |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2415 "can't assign to function call"); |
| 69 | 2416 break; |
| 2417 case DOT: /* '.' NAME */ | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2418 if (assigning > OP_APPLY) |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2419 com_augassign_attr(c, CHILD(n, 1), assigning, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2420 else |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2421 com_assign_attr(c, CHILD(n, 1), assigning); |
| 69 | 2422 break; |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
2423 case LSQB: /* '[' subscriptlist ']' */ |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2424 com_subscriptlist(c, CHILD(n, 1), assigning, augn); |
| 69 | 2425 break; |
| 2426 default: | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2427 com_error(c, PyExc_SystemError, "unknown trailer type"); |
| 69 | 2428 } |
| 2429 } | |
| 2430 | |
| 2431 static void | |
|
13930
4eaa463c031a
Merge UNPACK_LIST and UNPACK_TUPLE into a single UNPACK_SEQUENCE, since they
Thomas Wouters <thomas@python.org>
parents:
13884
diff
changeset
|
2432 com_assign_sequence(struct compiling *c, node *n, int assigning) |
| 69 | 2433 { |
| 2434 int i; | |
|
14178
dff22d4a48da
Fix allowable node-types for assignment, need to add 'listmaker'.
Thomas Wouters <thomas@python.org>
parents:
14163
diff
changeset
|
2435 if (TYPE(n) != testlist && TYPE(n) != listmaker) |
| 69 | 2436 REQ(n, exprlist); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2437 if (assigning) { |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2438 i = (NCH(n)+1)/2; |
|
13930
4eaa463c031a
Merge UNPACK_LIST and UNPACK_TUPLE into a single UNPACK_SEQUENCE, since they
Thomas Wouters <thomas@python.org>
parents:
13884
diff
changeset
|
2439 com_addoparg(c, UNPACK_SEQUENCE, i); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2440 com_push(c, i-1); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2441 } |
| 69 | 2442 for (i = 0; i < NCH(n); i += 2) |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2443 com_assign(c, CHILD(n, i), assigning, NULL); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2444 } |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2445 |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2446 static void |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2447 com_augassign_name(struct compiling *c, node *n, int opcode, node *augn) |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2448 { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2449 REQ(n, NAME); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2450 com_addop_varname(c, VAR_LOAD, STR(n)); |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2451 com_push(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2452 com_node(c, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2453 com_addbyte(c, opcode); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2454 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2455 com_assign_name(c, n, OP_ASSIGN); |
| 69 | 2456 } |
| 2457 | |
| 2458 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2459 com_assign_name(struct compiling *c, node *n, int assigning) |
| 69 | 2460 { |
| 2461 REQ(n, NAME); | |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2462 com_addop_varname(c, assigning ? VAR_STORE : VAR_DELETE, STR(n)); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2463 if (assigning) |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2464 com_pop(c, 1); |
| 69 | 2465 } |
| 2466 | |
| 2467 static void | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2468 com_assign(struct compiling *c, node *n, int assigning, node *augn) |
| 69 | 2469 { |
| 2470 /* Loop to avoid trivial recursion */ | |
| 2471 for (;;) { | |
| 2472 switch (TYPE(n)) { | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2473 |
| 69 | 2474 case exprlist: |
| 2475 case testlist: | |
| 2476 if (NCH(n) > 1) { | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2477 if (assigning > OP_APPLY) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2478 com_error(c, PyExc_SyntaxError, |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
2479 "augmented assign to tuple not possible"); |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2480 return; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2481 } |
|
13930
4eaa463c031a
Merge UNPACK_LIST and UNPACK_TUPLE into a single UNPACK_SEQUENCE, since they
Thomas Wouters <thomas@python.org>
parents:
13884
diff
changeset
|
2482 com_assign_sequence(c, n, assigning); |
| 69 | 2483 return; |
| 2484 } | |
| 2485 n = CHILD(n, 0); | |
| 2486 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2487 |
| 69 | 2488 case test: |
| 2489 case and_test: | |
| 2490 case not_test: | |
| 2491 case comparison: | |
| 2492 case expr: | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2493 case xor_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2494 case and_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2495 case shift_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2496 case arith_expr: |
| 69 | 2497 case term: |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2498 case factor: |
| 69 | 2499 if (NCH(n) > 1) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2500 com_error(c, PyExc_SyntaxError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2501 "can't assign to operator"); |
| 69 | 2502 return; |
| 2503 } | |
| 2504 n = CHILD(n, 0); | |
| 2505 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2506 |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
2507 case power: /* atom trailer* ('**' power)* |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
2508 ('+'|'-'|'~') factor | atom trailer* */ |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2509 if (TYPE(CHILD(n, 0)) != atom) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2510 com_error(c, PyExc_SyntaxError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2511 "can't assign to operator"); |
| 69 | 2512 return; |
| 2513 } | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2514 if (NCH(n) > 1) { /* trailer or exponent present */ |
| 69 | 2515 int i; |
| 2516 com_node(c, CHILD(n, 0)); | |
| 2517 for (i = 1; i+1 < NCH(n); i++) { | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2518 if (TYPE(CHILD(n, i)) == DOUBLESTAR) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2519 com_error(c, PyExc_SyntaxError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2520 "can't assign to operator"); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2521 return; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2522 } |
| 69 | 2523 com_apply_trailer(c, CHILD(n, i)); |
| 2524 } /* NB i is still alive */ | |
| 2525 com_assign_trailer(c, | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2526 CHILD(n, i), assigning, augn); |
| 69 | 2527 return; |
| 2528 } | |
| 2529 n = CHILD(n, 0); | |
| 2530 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2531 |
| 69 | 2532 case atom: |
| 2533 switch (TYPE(CHILD(n, 0))) { | |
| 2534 case LPAR: | |
| 2535 n = CHILD(n, 1); | |
| 2536 if (TYPE(n) == RPAR) { | |
| 2537 /* XXX Should allow () = () ??? */ | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2538 com_error(c, PyExc_SyntaxError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2539 "can't assign to ()"); |
| 69 | 2540 return; |
| 2541 } | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2542 if (assigning > OP_APPLY) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2543 com_error(c, PyExc_SyntaxError, |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2544 "augmented assign to tuple not possible"); |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2545 return; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2546 } |
| 69 | 2547 break; |
| 2548 case LSQB: | |
| 2549 n = CHILD(n, 1); | |
| 2550 if (TYPE(n) == RSQB) { | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2551 com_error(c, PyExc_SyntaxError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2552 "can't assign to []"); |
| 69 | 2553 return; |
| 2554 } | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2555 if (assigning > OP_APPLY) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2556 com_error(c, PyExc_SyntaxError, |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2557 "augmented assign to list not possible"); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2558 return; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2559 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2560 if (NCH(n) > 1 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2561 && TYPE(CHILD(n, 1)) == list_for) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2562 com_error(c, PyExc_SyntaxError, |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2563 "can't assign to list comprehension"); |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2564 return; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2565 } |
|
13930
4eaa463c031a
Merge UNPACK_LIST and UNPACK_TUPLE into a single UNPACK_SEQUENCE, since they
Thomas Wouters <thomas@python.org>
parents:
13884
diff
changeset
|
2566 com_assign_sequence(c, n, assigning); |
| 69 | 2567 return; |
| 2568 case NAME: | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2569 if (assigning > OP_APPLY) |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2570 com_augassign_name(c, CHILD(n, 0), |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2571 assigning, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2572 else |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2573 com_assign_name(c, CHILD(n, 0), |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2574 assigning); |
| 69 | 2575 return; |
| 2576 default: | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2577 com_error(c, PyExc_SyntaxError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2578 "can't assign to literal"); |
| 69 | 2579 return; |
| 2580 } | |
| 2581 break; | |
|
3963
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
2582 |
|
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
2583 case lambdef: |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2584 com_error(c, PyExc_SyntaxError, |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2585 "can't assign to lambda"); |
|
3963
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
2586 return; |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2587 |
| 69 | 2588 default: |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2589 com_error(c, PyExc_SystemError, |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2590 "com_assign: bad node"); |
| 69 | 2591 return; |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2592 |
| 69 | 2593 } |
| 2594 } | |
| 2595 } | |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2596 |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2597 static void |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2598 com_augassign(struct compiling *c, node *n) |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2599 { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2600 int opcode; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2601 |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2602 switch (STR(CHILD(CHILD(n, 1), 0))[0]) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2603 case '+': opcode = INPLACE_ADD; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2604 case '-': opcode = INPLACE_SUBTRACT; break; |
|
19051
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2605 case '/': |
|
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2606 if (STR(CHILD(CHILD(n, 1), 0))[1] == '/') |
|
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2607 opcode = INPLACE_FLOOR_DIVIDE; |
|
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2608 else if (c->c_flags & CO_FUTURE_DIVISION) |
|
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2609 opcode = INPLACE_TRUE_DIVIDE; |
|
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2610 else |
|
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2611 opcode = INPLACE_DIVIDE; |
|
f20727cc3d0f
Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents:
19021
diff
changeset
|
2612 break; |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2613 case '%': opcode = INPLACE_MODULO; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2614 case '<': opcode = INPLACE_LSHIFT; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2615 case '>': opcode = INPLACE_RSHIFT; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2616 case '&': opcode = INPLACE_AND; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2617 case '^': opcode = INPLACE_XOR; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2618 case '|': opcode = INPLACE_OR; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2619 case '*': |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2620 if (STR(CHILD(CHILD(n, 1), 0))[1] == '*') |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2621 opcode = INPLACE_POWER; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2622 else |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2623 opcode = INPLACE_MULTIPLY; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2624 break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2625 default: |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2626 com_error(c, PyExc_SystemError, "com_augassign: bad operator"); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2627 return; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2628 } |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2629 com_assign(c, CHILD(n, 0), opcode, CHILD(n, 2)); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2630 } |
| 69 | 2631 |
| 2632 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2633 com_expr_stmt(struct compiling *c, node *n) |
| 69 | 2634 { |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2635 REQ(n, expr_stmt); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2636 /* testlist (('=' testlist)* | augassign testlist) */ |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2637 /* Forget it if we have just a doc string here */ |
|
5264
38878f1cd4f1
Support for alternative string quotes (a"xx", b"xx", c"xx", ...).
Guido van Rossum <guido@python.org>
parents:
5233
diff
changeset
|
2638 if (!c->c_interactive && NCH(n) == 1 && get_rawdocstring(n) != NULL) |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2639 return; |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2640 if (NCH(n) == 1) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2641 com_node(c, CHILD(n, NCH(n)-1)); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2642 if (c->c_interactive) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2643 com_addbyte(c, PRINT_EXPR); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2644 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2645 com_addbyte(c, POP_TOP); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2646 com_pop(c, 1); |
| 69 | 2647 } |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2648 else if (TYPE(CHILD(n,1)) == augassign) |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2649 com_augassign(c, n); |
| 69 | 2650 else { |
| 2651 int i; | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2652 com_node(c, CHILD(n, NCH(n)-1)); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2653 for (i = 0; i < NCH(n)-2; i+=2) { |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2654 if (i+2 < NCH(n)-2) { |
| 69 | 2655 com_addbyte(c, DUP_TOP); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2656 com_push(c, 1); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2657 } |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2658 com_assign(c, CHILD(n, i), OP_ASSIGN, NULL); |
| 69 | 2659 } |
| 2660 } | |
| 2661 } | |
| 2662 | |
| 2663 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2664 com_assert_stmt(struct compiling *c, node *n) |
|
5233
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2665 { |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2666 int a = 0, b = 0; |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2667 int i; |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2668 REQ(n, assert_stmt); /* 'assert' test [',' test] */ |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2669 /* Generate code like for |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2670 |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2671 if __debug__: |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2672 if not <test>: |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2673 raise AssertionError [, <message>] |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2674 |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2675 where <message> is the second test, if present. |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2676 */ |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2677 |
|
5233
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2678 if (Py_OptimizeFlag) |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2679 return; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2680 com_addop_name(c, LOAD_GLOBAL, "__debug__"); |
|
5233
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2681 com_push(c, 1); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2682 com_addfwref(c, JUMP_IF_FALSE, &a); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2683 com_addbyte(c, POP_TOP); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2684 com_pop(c, 1); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2685 com_node(c, CHILD(n, 1)); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2686 com_addfwref(c, JUMP_IF_TRUE, &b); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2687 com_addbyte(c, POP_TOP); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2688 com_pop(c, 1); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2689 /* Raise that exception! */ |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2690 com_addop_name(c, LOAD_GLOBAL, "AssertionError"); |
|
5233
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2691 com_push(c, 1); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2692 i = NCH(n)/2; /* Either 2 or 4 */ |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2693 if (i > 1) |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2694 com_node(c, CHILD(n, 3)); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2695 com_addoparg(c, RAISE_VARARGS, i); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2696 com_pop(c, i); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2697 /* The interpreter does not fall through */ |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2698 /* All jumps converge here */ |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2699 com_backpatch(c, a); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2700 com_backpatch(c, b); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2701 com_addbyte(c, POP_TOP); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2702 } |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2703 |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2704 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2705 com_print_stmt(struct compiling *c, node *n) |
| 69 | 2706 { |
|
14099
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2707 int i = 1; |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2708 node* stream = NULL; |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2709 |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2710 REQ(n, print_stmt); /* 'print' (test ',')* [test] */ |
|
14099
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2711 |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2712 /* are we using the extended print form? */ |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2713 if (NCH(n) >= 2 && TYPE(CHILD(n, 1)) == RIGHTSHIFT) { |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2714 stream = CHILD(n, 2); |
|
14105
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2715 com_node(c, stream); |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2716 /* stack: [...] => [... stream] */ |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2717 com_push(c, 1); |
|
14099
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2718 if (NCH(n) > 3 && TYPE(CHILD(n, 3)) == COMMA) |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2719 i = 4; |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2720 else |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2721 i = 3; |
| 69 | 2722 } |
|
14099
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2723 for (; i < NCH(n); i += 2) { |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2724 if (stream != NULL) { |
|
14105
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2725 com_addbyte(c, DUP_TOP); |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2726 /* stack: [stream] => [stream stream] */ |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2727 com_push(c, 1); |
|
14099
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2728 com_node(c, CHILD(n, i)); |
|
14105
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2729 /* stack: [stream stream] => [stream stream obj] */ |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2730 com_addbyte(c, ROT_TWO); |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2731 /* stack: [stream stream obj] => [stream obj stream] */ |
|
14099
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2732 com_addbyte(c, PRINT_ITEM_TO); |
|
14105
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2733 /* stack: [stream obj stream] => [stream] */ |
|
14099
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2734 com_pop(c, 2); |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2735 } |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2736 else { |
|
14105
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2737 com_node(c, CHILD(n, i)); |
|
14099
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2738 /* stack: [...] => [... obj] */ |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2739 com_addbyte(c, PRINT_ITEM); |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2740 com_pop(c, 1); |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2741 } |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2742 } |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2743 /* XXX Alternatively, LOAD_CONST '\n' and then PRINT_ITEM */ |
|
14105
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2744 if (TYPE(CHILD(n, NCH(n)-1)) == COMMA) { |
|
14099
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2745 if (stream != NULL) { |
|
14105
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2746 /* must pop the extra stream object off the stack */ |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2747 com_addbyte(c, POP_TOP); |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2748 /* stack: [... stream] => [...] */ |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2749 com_pop(c, 1); |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2750 } |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2751 } |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2752 else { |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2753 if (stream != NULL) { |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2754 /* this consumes the last stream object on stack */ |
|
14099
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2755 com_addbyte(c, PRINT_NEWLINE_TO); |
|
14105
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2756 /* stack: [... stream] => [...] */ |
|
14099
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2757 com_pop(c, 1); |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2758 } |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2759 else |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2760 com_addbyte(c, PRINT_NEWLINE); |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2761 } |
| 69 | 2762 } |
| 2763 | |
| 2764 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2765 com_return_stmt(struct compiling *c, node *n) |
| 69 | 2766 { |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2767 REQ(n, return_stmt); /* 'return' [testlist] */ |
| 86 | 2768 if (!c->c_infunction) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2769 com_error(c, PyExc_SyntaxError, "'return' outside function"); |
| 86 | 2770 } |
|
18148
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2771 if (c->c_flags & CO_GENERATOR) { |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2772 if (NCH(n) > 1) { |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2773 com_error(c, PyExc_SyntaxError, |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2774 "'return' with argument inside generator"); |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2775 } |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2776 } |
|
18243
47717e5667eb
Change the semantics of "return" in generators, as discussed on the
Tim Peters <tim.peters@gmail.com>
parents:
18228
diff
changeset
|
2777 if (NCH(n) < 2) { |
|
47717e5667eb
Change the semantics of "return" in generators, as discussed on the
Tim Peters <tim.peters@gmail.com>
parents:
18228
diff
changeset
|
2778 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_None)); |
|
47717e5667eb
Change the semantics of "return" in generators, as discussed on the
Tim Peters <tim.peters@gmail.com>
parents:
18228
diff
changeset
|
2779 com_push(c, 1); |
|
18148
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2780 } |
|
18243
47717e5667eb
Change the semantics of "return" in generators, as discussed on the
Tim Peters <tim.peters@gmail.com>
parents:
18228
diff
changeset
|
2781 else |
|
47717e5667eb
Change the semantics of "return" in generators, as discussed on the
Tim Peters <tim.peters@gmail.com>
parents:
18228
diff
changeset
|
2782 com_node(c, CHILD(n, 1)); |
|
47717e5667eb
Change the semantics of "return" in generators, as discussed on the
Tim Peters <tim.peters@gmail.com>
parents:
18228
diff
changeset
|
2783 com_addbyte(c, RETURN_VALUE); |
|
18148
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2784 com_pop(c, 1); |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2785 } |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2786 |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2787 static void |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2788 com_yield_stmt(struct compiling *c, node *n) |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2789 { |
|
18228
4ebd292c975f
Disallow 'yield' in a 'try' block when there's a 'finally' clause.
Tim Peters <tim.peters@gmail.com>
parents:
18148
diff
changeset
|
2790 int i; |
|
18148
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2791 REQ(n, yield_stmt); /* 'yield' testlist */ |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2792 if (!c->c_infunction) { |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2793 com_error(c, PyExc_SyntaxError, "'yield' outside function"); |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2794 } |
|
18228
4ebd292c975f
Disallow 'yield' in a 'try' block when there's a 'finally' clause.
Tim Peters <tim.peters@gmail.com>
parents:
18148
diff
changeset
|
2795 |
|
4ebd292c975f
Disallow 'yield' in a 'try' block when there's a 'finally' clause.
Tim Peters <tim.peters@gmail.com>
parents:
18148
diff
changeset
|
2796 for (i = 0; i < c->c_nblocks; ++i) { |
|
4ebd292c975f
Disallow 'yield' in a 'try' block when there's a 'finally' clause.
Tim Peters <tim.peters@gmail.com>
parents:
18148
diff
changeset
|
2797 if (c->c_block[i] == SETUP_FINALLY) { |
|
4ebd292c975f
Disallow 'yield' in a 'try' block when there's a 'finally' clause.
Tim Peters <tim.peters@gmail.com>
parents:
18148
diff
changeset
|
2798 com_error(c, PyExc_SyntaxError, |
|
4ebd292c975f
Disallow 'yield' in a 'try' block when there's a 'finally' clause.
Tim Peters <tim.peters@gmail.com>
parents:
18148
diff
changeset
|
2799 "'yield' not allowed in a 'try' block " |
|
4ebd292c975f
Disallow 'yield' in a 'try' block when there's a 'finally' clause.
Tim Peters <tim.peters@gmail.com>
parents:
18148
diff
changeset
|
2800 "with a 'finally' clause"); |
|
4ebd292c975f
Disallow 'yield' in a 'try' block when there's a 'finally' clause.
Tim Peters <tim.peters@gmail.com>
parents:
18148
diff
changeset
|
2801 return; |
|
4ebd292c975f
Disallow 'yield' in a 'try' block when there's a 'finally' clause.
Tim Peters <tim.peters@gmail.com>
parents:
18148
diff
changeset
|
2802 } |
|
4ebd292c975f
Disallow 'yield' in a 'try' block when there's a 'finally' clause.
Tim Peters <tim.peters@gmail.com>
parents:
18148
diff
changeset
|
2803 } |
|
18148
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2804 com_node(c, CHILD(n, 1)); |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
2805 com_addbyte(c, YIELD_VALUE); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2806 com_pop(c, 1); |
| 69 | 2807 } |
| 2808 | |
| 2809 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2810 com_raise_stmt(struct compiling *c, node *n) |
| 69 | 2811 { |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2812 int i; |
|
7946
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2813 REQ(n, raise_stmt); /* 'raise' [test [',' test [',' test]]] */ |
|
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2814 if (NCH(n) > 1) { |
|
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2815 com_node(c, CHILD(n, 1)); |
|
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2816 if (NCH(n) > 3) { |
|
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2817 com_node(c, CHILD(n, 3)); |
|
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2818 if (NCH(n) > 5) |
|
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2819 com_node(c, CHILD(n, 5)); |
|
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2820 } |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
2821 } |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2822 i = NCH(n)/2; |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2823 com_addoparg(c, RAISE_VARARGS, i); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2824 com_pop(c, i); |
| 69 | 2825 } |
| 2826 | |
| 2827 static void | |
|
14038
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2828 com_from_import(struct compiling *c, node *n) |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2829 { |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2830 com_addopname(c, IMPORT_FROM, CHILD(n, 0)); |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2831 com_push(c, 1); |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2832 if (NCH(n) > 1) { |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2833 if (strcmp(STR(CHILD(n, 1)), "as") != 0) { |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2834 com_error(c, PyExc_SyntaxError, "invalid syntax"); |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2835 return; |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2836 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2837 com_addop_varname(c, VAR_STORE, STR(CHILD(n, 2))); |
|
14038
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2838 } else |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2839 com_addop_varname(c, VAR_STORE, STR(CHILD(n, 0))); |
|
14038
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2840 com_pop(c, 1); |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2841 } |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2842 |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2843 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2844 com_import_stmt(struct compiling *c, node *n) |
| 69 | 2845 { |
| 2846 int i; | |
| 2847 REQ(n, import_stmt); | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2848 /* 'import' dotted_name (',' dotted_name)* | |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2849 'from' dotted_name 'import' ('*' | NAME (',' NAME)*) */ |
| 69 | 2850 if (STR(CHILD(n, 0))[0] == 'f') { |
|
15438
433458651eb4
Plug a memory leak in com_import_stmt(): the tuple created to hold the
Guido van Rossum <guido@python.org>
parents:
15408
diff
changeset
|
2851 PyObject *tup; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2852 /* 'from' dotted_name 'import' ... */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2853 REQ(CHILD(n, 1), dotted_name); |
|
14232
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2854 |
|
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2855 if (TYPE(CHILD(n, 3)) == STAR) { |
|
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2856 tup = Py_BuildValue("(s)", "*"); |
|
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2857 } else { |
|
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2858 tup = PyTuple_New((NCH(n) - 2)/2); |
|
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2859 for (i = 3; i < NCH(n); i += 2) { |
|
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2860 PyTuple_SET_ITEM(tup, (i-3)/2, |
|
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2861 PyString_FromString(STR( |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
2862 CHILD(CHILD(n, i), 0)))); |
|
14232
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2863 } |
|
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2864 } |
|
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2865 com_addoparg(c, LOAD_CONST, com_addconst(c, tup)); |
|
15438
433458651eb4
Plug a memory leak in com_import_stmt(): the tuple created to hold the
Guido van Rossum <guido@python.org>
parents:
15408
diff
changeset
|
2866 Py_DECREF(tup); |
|
14232
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2867 com_push(c, 1); |
| 69 | 2868 com_addopname(c, IMPORT_NAME, CHILD(n, 1)); |
|
14038
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2869 if (TYPE(CHILD(n, 3)) == STAR) |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2870 com_addbyte(c, IMPORT_STAR); |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2871 else { |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2872 for (i = 3; i < NCH(n); i += 2) |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2873 com_from_import(c, CHILD(n, i)); |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2874 com_addbyte(c, POP_TOP); |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2875 } |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2876 com_pop(c, 1); |
| 69 | 2877 } |
| 2878 else { | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2879 /* 'import' ... */ |
| 69 | 2880 for (i = 1; i < NCH(n); i += 2) { |
|
14038
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2881 node *subn = CHILD(n, i); |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2882 REQ(subn, dotted_as_name); |
|
14232
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2883 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_None)); |
|
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2884 com_push(c, 1); |
|
14038
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2885 com_addopname(c, IMPORT_NAME, CHILD(subn, 0)); |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2886 if (NCH(subn) > 1) { |
|
14230
31925ab46b23
Re-allow 'import mod.submod as s', and change its meaning to what it should
Thomas Wouters <thomas@python.org>
parents:
14226
diff
changeset
|
2887 int j; |
|
31925ab46b23
Re-allow 'import mod.submod as s', and change its meaning to what it should
Thomas Wouters <thomas@python.org>
parents:
14226
diff
changeset
|
2888 if (strcmp(STR(CHILD(subn, 1)), "as") != 0) { |
|
14038
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2889 com_error(c, PyExc_SyntaxError, |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2890 "invalid syntax"); |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2891 return; |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2892 } |
|
14230
31925ab46b23
Re-allow 'import mod.submod as s', and change its meaning to what it should
Thomas Wouters <thomas@python.org>
parents:
14226
diff
changeset
|
2893 for (j=2 ; j < NCH(CHILD(subn, 0)); j += 2) |
|
31925ab46b23
Re-allow 'import mod.submod as s', and change its meaning to what it should
Thomas Wouters <thomas@python.org>
parents:
14226
diff
changeset
|
2894 com_addopname(c, LOAD_ATTR, |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2895 CHILD(CHILD(subn, 0), |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2896 j)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2897 com_addop_varname(c, VAR_STORE, |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2898 STR(CHILD(subn, 2))); |
|
14038
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2899 } else |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2900 com_addop_varname(c, VAR_STORE, |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2901 STR(CHILD(CHILD(subn, 0), |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2902 0))); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2903 com_pop(c, 1); |
| 69 | 2904 } |
| 2905 } | |
| 2906 } | |
| 2907 | |
| 2908 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2909 com_exec_stmt(struct compiling *c, node *n) |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2910 { |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2911 REQ(n, exec_stmt); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2912 /* exec_stmt: 'exec' expr ['in' expr [',' expr]] */ |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2913 com_node(c, CHILD(n, 1)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2914 if (NCH(n) >= 4) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2915 com_node(c, CHILD(n, 3)); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2916 else { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2917 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_None)); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2918 com_push(c, 1); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2919 } |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2920 if (NCH(n) >= 6) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2921 com_node(c, CHILD(n, 5)); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2922 else { |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2923 com_addbyte(c, DUP_TOP); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2924 com_push(c, 1); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2925 } |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2926 com_addbyte(c, EXEC_STMT); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2927 com_pop(c, 3); |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2928 } |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2929 |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2930 static int |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2931 is_constant_false(struct compiling *c, node *n) |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2932 { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2933 PyObject *v; |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2934 int i; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2935 /* argument c will be NULL when called from symtable_node() */ |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2936 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2937 /* Label to avoid tail recursion */ |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2938 next: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2939 switch (TYPE(n)) { |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2940 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2941 case suite: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2942 if (NCH(n) == 1) { |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2943 n = CHILD(n, 0); |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2944 goto next; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2945 } |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2946 /* Fall through */ |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2947 case file_input: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2948 for (i = 0; i < NCH(n); i++) { |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2949 node *ch = CHILD(n, i); |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2950 if (TYPE(ch) == stmt) { |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2951 n = ch; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2952 goto next; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2953 } |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2954 } |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2955 break; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2956 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2957 case stmt: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2958 case simple_stmt: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2959 case small_stmt: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2960 n = CHILD(n, 0); |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2961 goto next; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2962 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2963 case expr_stmt: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2964 case testlist: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2965 case test: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2966 case and_test: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2967 case not_test: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2968 case comparison: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2969 case expr: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2970 case xor_expr: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2971 case and_expr: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2972 case shift_expr: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2973 case arith_expr: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2974 case term: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2975 case factor: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2976 case power: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2977 case atom: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2978 if (NCH(n) == 1) { |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2979 n = CHILD(n, 0); |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2980 goto next; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2981 } |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2982 break; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2983 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2984 case NAME: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2985 if (Py_OptimizeFlag && strcmp(STR(n), "__debug__") == 0) |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2986 return 1; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2987 break; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2988 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2989 case NUMBER: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2990 v = parsenumber(c, STR(n)); |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2991 if (v == NULL) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2992 PyErr_Clear(); |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2993 break; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2994 } |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2995 i = PyObject_IsTrue(v); |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2996 Py_DECREF(v); |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2997 return i == 0; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2998 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2999 case STRING: |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
3000 v = parsestr(c, STR(n)); |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
3001 if (v == NULL) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3002 PyErr_Clear(); |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
3003 break; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
3004 } |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3005 i = PyObject_IsTrue(v); |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3006 Py_DECREF(v); |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
3007 return i == 0; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
3008 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
3009 } |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
3010 return 0; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
3011 } |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
3012 |
|
18333
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3013 |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3014 /* Look under n for a return stmt with an expression. |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3015 * This hack is used to find illegal returns under "if 0:" blocks in |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3016 * functions already known to be generators (as determined by the symtable |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3017 * pass). |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3018 * Return the offending return node if found, else NULL. |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3019 */ |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3020 static node * |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3021 look_for_offending_return(node *n) |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3022 { |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3023 int i; |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3024 |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3025 for (i = 0; i < NCH(n); ++i) { |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3026 node *kid = CHILD(n, i); |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3027 |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3028 switch (TYPE(kid)) { |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3029 case classdef: |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3030 case funcdef: |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3031 case lambdef: |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3032 /* Stuff in nested functions & classes doesn't |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3033 affect the code block we started in. */ |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3034 return NULL; |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3035 |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3036 case return_stmt: |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3037 if (NCH(kid) > 1) |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3038 return kid; |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3039 break; |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3040 |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3041 default: { |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3042 node *bad = look_for_offending_return(kid); |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3043 if (bad != NULL) |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3044 return bad; |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3045 } |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3046 } |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3047 } |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3048 |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3049 return NULL; |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3050 } |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3051 |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
3052 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3053 com_if_stmt(struct compiling *c, node *n) |
| 69 | 3054 { |
| 3055 int i; | |
| 3056 int anchor = 0; | |
| 3057 REQ(n, if_stmt); | |
| 3058 /*'if' test ':' suite ('elif' test ':' suite)* ['else' ':' suite] */ | |
| 3059 for (i = 0; i+3 < NCH(n); i+=4) { | |
| 3060 int a = 0; | |
| 86 | 3061 node *ch = CHILD(n, i+1); |
|
18333
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3062 if (is_constant_false(c, ch)) { |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3063 /* We're going to skip this block. However, if this |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3064 is a generator, we have to check the dead code |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3065 anyway to make sure there aren't any return stmts |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3066 with expressions, in the same scope. */ |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3067 if (c->c_flags & CO_GENERATOR) { |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3068 node *p = look_for_offending_return(n); |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3069 if (p != NULL) { |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3070 int savelineno = c->c_lineno; |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3071 c->c_lineno = p->n_lineno; |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3072 com_error(c, PyExc_SyntaxError, |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3073 "'return' with argument " |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3074 "inside generator"); |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3075 c->c_lineno = savelineno; |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3076 } |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3077 } |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
3078 continue; |
|
18333
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
3079 } |
| 86 | 3080 if (i > 0) |
| 3081 com_addoparg(c, SET_LINENO, ch->n_lineno); | |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
3082 com_node(c, ch); |
| 69 | 3083 com_addfwref(c, JUMP_IF_FALSE, &a); |
| 3084 com_addbyte(c, POP_TOP); | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3085 com_pop(c, 1); |
| 69 | 3086 com_node(c, CHILD(n, i+3)); |
| 3087 com_addfwref(c, JUMP_FORWARD, &anchor); | |
| 3088 com_backpatch(c, a); | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3089 /* We jump here with an extra entry which we now pop */ |
| 69 | 3090 com_addbyte(c, POP_TOP); |
| 3091 } | |
| 3092 if (i+2 < NCH(n)) | |
| 3093 com_node(c, CHILD(n, i+2)); | |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
3094 if (anchor) |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
3095 com_backpatch(c, anchor); |
| 69 | 3096 } |
| 3097 | |
| 3098 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3099 com_while_stmt(struct compiling *c, node *n) |
| 69 | 3100 { |
| 3101 int break_anchor = 0; | |
| 3102 int anchor = 0; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3103 int save_begin = c->c_begin; |
| 69 | 3104 REQ(n, while_stmt); /* 'while' test ':' suite ['else' ':' suite] */ |
| 3105 com_addfwref(c, SETUP_LOOP, &break_anchor); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3106 block_push(c, SETUP_LOOP); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3107 c->c_begin = c->c_nexti; |
| 86 | 3108 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 3109 com_node(c, CHILD(n, 1)); |
| 3110 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 3111 com_addbyte(c, POP_TOP); | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3112 com_pop(c, 1); |
| 86 | 3113 c->c_loops++; |
| 69 | 3114 com_node(c, CHILD(n, 3)); |
| 86 | 3115 c->c_loops--; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3116 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3117 c->c_begin = save_begin; |
| 69 | 3118 com_backpatch(c, anchor); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3119 /* We jump here with one entry more on the stack */ |
| 69 | 3120 com_addbyte(c, POP_TOP); |
| 3121 com_addbyte(c, POP_BLOCK); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3122 block_pop(c, SETUP_LOOP); |
| 69 | 3123 if (NCH(n) > 4) |
| 3124 com_node(c, CHILD(n, 6)); | |
| 3125 com_backpatch(c, break_anchor); | |
| 3126 } | |
| 3127 | |
| 3128 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3129 com_for_stmt(struct compiling *c, node *n) |
| 69 | 3130 { |
| 3131 int break_anchor = 0; | |
| 3132 int anchor = 0; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3133 int save_begin = c->c_begin; |
| 69 | 3134 REQ(n, for_stmt); |
| 3135 /* 'for' exprlist 'in' exprlist ':' suite ['else' ':' suite] */ | |
| 3136 com_addfwref(c, SETUP_LOOP, &break_anchor); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3137 block_push(c, SETUP_LOOP); |
| 69 | 3138 com_node(c, CHILD(n, 3)); |
|
17597
32e7d0898eab
Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents:
17518
diff
changeset
|
3139 com_addbyte(c, GET_ITER); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3140 c->c_begin = c->c_nexti; |
| 86 | 3141 com_addoparg(c, SET_LINENO, n->n_lineno); |
|
17597
32e7d0898eab
Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents:
17518
diff
changeset
|
3142 com_addfwref(c, FOR_ITER, &anchor); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3143 com_push(c, 1); |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
3144 com_assign(c, CHILD(n, 1), OP_ASSIGN, NULL); |
| 86 | 3145 c->c_loops++; |
| 69 | 3146 com_node(c, CHILD(n, 5)); |
| 86 | 3147 c->c_loops--; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3148 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3149 c->c_begin = save_begin; |
| 69 | 3150 com_backpatch(c, anchor); |
|
17597
32e7d0898eab
Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents:
17518
diff
changeset
|
3151 com_pop(c, 1); /* FOR_ITER has popped this */ |
| 69 | 3152 com_addbyte(c, POP_BLOCK); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3153 block_pop(c, SETUP_LOOP); |
| 69 | 3154 if (NCH(n) > 8) |
| 3155 com_node(c, CHILD(n, 8)); | |
| 3156 com_backpatch(c, break_anchor); | |
| 3157 } | |
| 3158 | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3159 /* Code generated for "try: S finally: Sf" is as follows: |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3160 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3161 SETUP_FINALLY L |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3162 <code for S> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3163 POP_BLOCK |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3164 LOAD_CONST <nil> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3165 L: <code for Sf> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3166 END_FINALLY |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3167 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3168 The special instructions use the block stack. Each block |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3169 stack entry contains the instruction that created it (here |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3170 SETUP_FINALLY), the level of the value stack at the time the |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3171 block stack entry was created, and a label (here L). |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3172 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3173 SETUP_FINALLY: |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3174 Pushes the current value stack level and the label |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3175 onto the block stack. |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3176 POP_BLOCK: |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3177 Pops en entry from the block stack, and pops the value |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3178 stack until its level is the same as indicated on the |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3179 block stack. (The label is ignored.) |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3180 END_FINALLY: |
| 86 | 3181 Pops a variable number of entries from the *value* stack |
| 3182 and re-raises the exception they specify. The number of | |
| 3183 entries popped depends on the (pseudo) exception type. | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3184 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3185 The block stack is unwound when an exception is raised: |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3186 when a SETUP_FINALLY entry is found, the exception is pushed |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3187 onto the value stack (and the exception condition is cleared), |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3188 and the interpreter jumps to the label gotten from the block |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3189 stack. |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3190 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3191 Code generated for "try: S except E1, V1: S1 except E2, V2: S2 ...": |
| 86 | 3192 (The contents of the value stack is shown in [], with the top |
| 3193 at the right; 'tb' is trace-back info, 'val' the exception's | |
| 3194 associated value, and 'exc' the exception.) | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3195 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3196 Value stack Label Instruction Argument |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3197 [] SETUP_EXCEPT L1 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3198 [] <code for S> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3199 [] POP_BLOCK |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3200 [] JUMP_FORWARD L0 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3201 |
| 86 | 3202 [tb, val, exc] L1: DUP ) |
| 3203 [tb, val, exc, exc] <evaluate E1> ) | |
| 3204 [tb, val, exc, exc, E1] COMPARE_OP EXC_MATCH ) only if E1 | |
| 3205 [tb, val, exc, 1-or-0] JUMP_IF_FALSE L2 ) | |
| 3206 [tb, val, exc, 1] POP ) | |
| 3207 [tb, val, exc] POP | |
| 3208 [tb, val] <assign to V1> (or POP if no V1) | |
| 3209 [tb] POP | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3210 [] <code for S1> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3211 JUMP_FORWARD L0 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3212 |
| 86 | 3213 [tb, val, exc, 0] L2: POP |
| 3214 [tb, val, exc] DUP | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3215 .............................etc....................... |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3216 |
| 86 | 3217 [tb, val, exc, 0] Ln+1: POP |
| 3218 [tb, val, exc] END_FINALLY # re-raise exception | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3219 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3220 [] L0: <next statement> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3221 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3222 Of course, parts are not generated if Vi or Ei is not present. |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3223 */ |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3224 |
| 69 | 3225 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3226 com_try_except(struct compiling *c, node *n) |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3227 { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3228 int except_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3229 int end_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3230 int else_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3231 int i; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3232 node *ch; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3233 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3234 com_addfwref(c, SETUP_EXCEPT, &except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3235 block_push(c, SETUP_EXCEPT); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3236 com_node(c, CHILD(n, 2)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3237 com_addbyte(c, POP_BLOCK); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3238 block_pop(c, SETUP_EXCEPT); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3239 com_addfwref(c, JUMP_FORWARD, &else_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3240 com_backpatch(c, except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3241 for (i = 3; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3242 i < NCH(n) && TYPE(ch = CHILD(n, i)) == except_clause; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3243 i += 3) { |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3244 /* except_clause: 'except' [expr [',' var]] */ |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3245 if (except_anchor == 0) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3246 com_error(c, PyExc_SyntaxError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
3247 "default 'except:' must be last"); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3248 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3249 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3250 except_anchor = 0; |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3251 com_push(c, 3); /* tb, val, exc pushed by exception */ |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3252 com_addoparg(c, SET_LINENO, ch->n_lineno); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3253 if (NCH(ch) > 1) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3254 com_addbyte(c, DUP_TOP); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3255 com_push(c, 1); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3256 com_node(c, CHILD(ch, 1)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3257 com_addoparg(c, COMPARE_OP, EXC_MATCH); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3258 com_pop(c, 1); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3259 com_addfwref(c, JUMP_IF_FALSE, &except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3260 com_addbyte(c, POP_TOP); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3261 com_pop(c, 1); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3262 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3263 com_addbyte(c, POP_TOP); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3264 com_pop(c, 1); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3265 if (NCH(ch) > 3) |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
3266 com_assign(c, CHILD(ch, 3), OP_ASSIGN, NULL); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3267 else { |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3268 com_addbyte(c, POP_TOP); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3269 com_pop(c, 1); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3270 } |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3271 com_addbyte(c, POP_TOP); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3272 com_pop(c, 1); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3273 com_node(c, CHILD(n, i+2)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3274 com_addfwref(c, JUMP_FORWARD, &end_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3275 if (except_anchor) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3276 com_backpatch(c, except_anchor); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3277 /* We come in with [tb, val, exc, 0] on the |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3278 stack; one pop and it's the same as |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3279 expected at the start of the loop */ |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3280 com_addbyte(c, POP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3281 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3282 } |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3283 /* We actually come in here with [tb, val, exc] but the |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3284 END_FINALLY will zap those and jump around. |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3285 The c_stacklevel does not reflect them so we need not pop |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3286 anything. */ |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3287 com_addbyte(c, END_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3288 com_backpatch(c, else_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3289 if (i < NCH(n)) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3290 com_node(c, CHILD(n, i+2)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3291 com_backpatch(c, end_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3292 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3293 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3294 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3295 com_try_finally(struct compiling *c, node *n) |
| 69 | 3296 { |
| 3297 int finally_anchor = 0; | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3298 node *ch; |
|
792
dc3b455f7632
Only * can be used for varargs argument lists
Guido van Rossum <guido@python.org>
parents:
744
diff
changeset
|
3299 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3300 com_addfwref(c, SETUP_FINALLY, &finally_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3301 block_push(c, SETUP_FINALLY); |
| 69 | 3302 com_node(c, CHILD(n, 2)); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3303 com_addbyte(c, POP_BLOCK); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3304 block_pop(c, SETUP_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3305 block_push(c, END_FINALLY); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3306 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_None)); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3307 /* While the generated code pushes only one item, |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3308 the try-finally handling can enter here with |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3309 up to three items. OK, here are the details: |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3310 3 for an exception, 2 for RETURN, 1 for BREAK. */ |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3311 com_push(c, 3); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3312 com_backpatch(c, finally_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3313 ch = CHILD(n, NCH(n)-1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3314 com_addoparg(c, SET_LINENO, ch->n_lineno); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3315 com_node(c, ch); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3316 com_addbyte(c, END_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3317 block_pop(c, END_FINALLY); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3318 com_pop(c, 3); /* Matches the com_push above */ |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3319 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3320 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3321 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3322 com_try_stmt(struct compiling *c, node *n) |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3323 { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3324 REQ(n, try_stmt); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3325 /* 'try' ':' suite (except_clause ':' suite)+ ['else' ':' suite] |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3326 | 'try' ':' suite 'finally' ':' suite */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3327 if (TYPE(CHILD(n, 3)) != except_clause) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3328 com_try_finally(c, n); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3329 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3330 com_try_except(c, n); |
| 69 | 3331 } |
| 3332 | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3333 static node * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3334 get_rawdocstring(node *n) |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3335 { |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3336 int i; |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3337 |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3338 /* Label to avoid tail recursion */ |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3339 next: |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3340 switch (TYPE(n)) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3341 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3342 case suite: |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3343 if (NCH(n) == 1) { |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3344 n = CHILD(n, 0); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3345 goto next; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3346 } |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3347 /* Fall through */ |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3348 case file_input: |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3349 for (i = 0; i < NCH(n); i++) { |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3350 node *ch = CHILD(n, i); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3351 if (TYPE(ch) == stmt) { |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3352 n = ch; |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3353 goto next; |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3354 } |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3355 } |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3356 break; |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3357 |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3358 case stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3359 case simple_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3360 case small_stmt: |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3361 n = CHILD(n, 0); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3362 goto next; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3363 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3364 case expr_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3365 case testlist: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3366 case test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3367 case and_test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3368 case not_test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3369 case comparison: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3370 case expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3371 case xor_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3372 case and_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3373 case shift_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3374 case arith_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3375 case term: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3376 case factor: |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
3377 case power: |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3378 if (NCH(n) == 1) { |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3379 n = CHILD(n, 0); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3380 goto next; |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3381 } |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3382 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3383 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3384 case atom: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3385 if (TYPE(CHILD(n, 0)) == STRING) |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3386 return n; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3387 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3388 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3389 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3390 return NULL; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3391 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3392 |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3393 static PyObject * |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
3394 get_docstring(struct compiling *c, node *n) |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3395 { |
|
9987
b7bcc2cda1b3
Implement -OO; "unsafe" optimization that removes docstrings.
Guido van Rossum <guido@python.org>
parents:
9626
diff
changeset
|
3396 /* Don't generate doc-strings if run with -OO */ |
|
b7bcc2cda1b3
Implement -OO; "unsafe" optimization that removes docstrings.
Guido van Rossum <guido@python.org>
parents:
9626
diff
changeset
|
3397 if (Py_OptimizeFlag > 1) |
|
b7bcc2cda1b3
Implement -OO; "unsafe" optimization that removes docstrings.
Guido van Rossum <guido@python.org>
parents:
9626
diff
changeset
|
3398 return NULL; |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3399 n = get_rawdocstring(n); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3400 if (n == NULL) |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3401 return NULL; |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
3402 return parsestrplus(c, n); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3403 } |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3404 |
| 69 | 3405 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3406 com_suite(struct compiling *c, node *n) |
| 69 | 3407 { |
| 3408 REQ(n, suite); | |
| 3409 /* simple_stmt | NEWLINE INDENT NEWLINE* (stmt NEWLINE*)+ DEDENT */ | |
| 3410 if (NCH(n) == 1) { | |
| 3411 com_node(c, CHILD(n, 0)); | |
| 3412 } | |
| 3413 else { | |
| 3414 int i; | |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
3415 for (i = 0; i < NCH(n) && c->c_errors == 0; i++) { |
| 69 | 3416 node *ch = CHILD(n, i); |
| 3417 if (TYPE(ch) == stmt) | |
| 3418 com_node(c, ch); | |
| 3419 } | |
| 3420 } | |
| 3421 } | |
| 3422 | |
| 744 | 3423 /* ARGSUSED */ |
| 69 | 3424 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3425 com_continue_stmt(struct compiling *c, node *n) |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3426 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3427 int i = c->c_nblocks; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3428 if (i-- > 0 && c->c_block[i] == SETUP_LOOP) { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3429 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3430 } |
|
14471
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3431 else if (i <= 0) { |
|
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3432 /* at the outer level */ |
|
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3433 com_error(c, PyExc_SyntaxError, |
|
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3434 "'continue' not properly in loop"); |
|
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3435 } |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3436 else { |
|
14471
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3437 int j; |
|
16398
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3438 for (j = i-1; j >= 0; --j) { |
|
14471
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3439 if (c->c_block[j] == SETUP_LOOP) |
|
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3440 break; |
|
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3441 } |
|
16398
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3442 if (j >= 0) { |
|
14471
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3443 /* there is a loop, but something interferes */ |
|
16398
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3444 for (; i > j; --i) { |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3445 if (c->c_block[i] == SETUP_EXCEPT || |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3446 c->c_block[i] == SETUP_FINALLY) { |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3447 com_addoparg(c, CONTINUE_LOOP, |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3448 c->c_begin); |
|
14471
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3449 return; |
|
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3450 } |
|
16398
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3451 if (c->c_block[i] == END_FINALLY) { |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3452 com_error(c, PyExc_SyntaxError, |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3453 "'continue' not supported inside 'finally' clause"); |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3454 return; |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3455 } |
|
14471
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3456 } |
|
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3457 } |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3458 com_error(c, PyExc_SyntaxError, |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3459 "'continue' not properly in loop"); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3460 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3461 /* XXX Could allow it inside a 'finally' clause |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3462 XXX if we could pop the exception still on the stack */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3463 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3464 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3465 static int |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3466 com_argdefs(struct compiling *c, node *n) |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3467 { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3468 int i, nch, nargs, ndefs; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3469 if (TYPE(n) == lambdef) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3470 /* lambdef: 'lambda' [varargslist] ':' test */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3471 n = CHILD(n, 1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3472 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3473 else { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3474 REQ(n, funcdef); /* funcdef: 'def' NAME parameters ... */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3475 n = CHILD(n, 2); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3476 REQ(n, parameters); /* parameters: '(' [varargslist] ')' */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3477 n = CHILD(n, 1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3478 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3479 if (TYPE(n) != varargslist) |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3480 return 0; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3481 /* varargslist: |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3482 (fpdef ['=' test] ',')* '*' ....... | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3483 fpdef ['=' test] (',' fpdef ['=' test])* [','] */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3484 nch = NCH(n); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3485 nargs = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3486 ndefs = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3487 for (i = 0; i < nch; i++) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3488 int t; |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3489 if (TYPE(CHILD(n, i)) == STAR || |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3490 TYPE(CHILD(n, i)) == DOUBLESTAR) |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
3491 break; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3492 nargs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3493 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3494 if (i >= nch) |
|
3103
e51e17b2d88b
fix bug with missing default for last arg (discovered by Tommy Burnette)
Guido van Rossum <guido@python.org>
parents:
2844
diff
changeset
|
3495 t = RPAR; /* Anything except EQUAL or COMMA */ |
|
e51e17b2d88b
fix bug with missing default for last arg (discovered by Tommy Burnette)
Guido van Rossum <guido@python.org>
parents:
2844
diff
changeset
|
3496 else |
|
e51e17b2d88b
fix bug with missing default for last arg (discovered by Tommy Burnette)
Guido van Rossum <guido@python.org>
parents:
2844
diff
changeset
|
3497 t = TYPE(CHILD(n, i)); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3498 if (t == EQUAL) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3499 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3500 ndefs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3501 com_node(c, CHILD(n, i)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3502 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3503 if (i >= nch) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3504 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3505 t = TYPE(CHILD(n, i)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3506 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3507 else { |
|
9214
c259c3c4d0cc
Treat def f(a, b=1, c): ... as an error (missing default for c)
Guido van Rossum <guido@python.org>
parents:
9049
diff
changeset
|
3508 /* Treat "(a=1, b)" as an error */ |
|
c259c3c4d0cc
Treat def f(a, b=1, c): ... as an error (missing default for c)
Guido van Rossum <guido@python.org>
parents:
9049
diff
changeset
|
3509 if (ndefs) |
|
c259c3c4d0cc
Treat def f(a, b=1, c): ... as an error (missing default for c)
Guido van Rossum <guido@python.org>
parents:
9049
diff
changeset
|
3510 com_error(c, PyExc_SyntaxError, |
|
9215
1995cdbe3384
Eh, better error message for the previous change. It now says
Guido van Rossum <guido@python.org>
parents:
9214
diff
changeset
|
3511 "non-default argument follows default argument"); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3512 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3513 if (t != COMMA) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3514 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3515 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3516 return ndefs; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3517 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3518 |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3519 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3520 com_funcdef(struct compiling *c, node *n) |
| 69 | 3521 { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3522 PyObject *co; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3523 int ndefs; |
| 69 | 3524 REQ(n, funcdef); /* funcdef: 'def' NAME parameters ':' suite */ |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3525 ndefs = com_argdefs(c, n); |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
3526 symtable_enter_scope(c->c_symtable, STR(CHILD(n, 1)), TYPE(n), |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
3527 n->n_lineno); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3528 co = (PyObject *)icompile(n, c); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3529 symtable_exit_scope(c->c_symtable); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3530 if (co == NULL) |
| 69 | 3531 c->c_errors++; |
| 3532 else { | |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3533 int closure = com_make_closure(c, (PyCodeObject *)co); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3534 int i = com_addconst(c, co); |
| 69 | 3535 com_addoparg(c, LOAD_CONST, i); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3536 com_push(c, 1); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3537 if (closure) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3538 com_addoparg(c, MAKE_CLOSURE, ndefs); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3539 else |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3540 com_addoparg(c, MAKE_FUNCTION, ndefs); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3541 com_pop(c, ndefs); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3542 com_addop_varname(c, VAR_STORE, STR(CHILD(n, 1))); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3543 com_pop(c, 1); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3544 Py_DECREF(co); |
| 69 | 3545 } |
| 3546 } | |
| 3547 | |
| 3548 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3549 com_bases(struct compiling *c, node *n) |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3550 { |
| 744 | 3551 int i; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3552 REQ(n, testlist); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3553 /* testlist: test (',' test)* [','] */ |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3554 for (i = 0; i < NCH(n); i += 2) |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3555 com_node(c, CHILD(n, i)); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3556 i = (NCH(n)+1) / 2; |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3557 com_addoparg(c, BUILD_TUPLE, i); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3558 com_pop(c, i-1); |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3559 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3560 |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3561 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3562 com_classdef(struct compiling *c, node *n) |
| 69 | 3563 { |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3564 int i; |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
3565 PyObject *v; |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
3566 PyCodeObject *co; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3567 char *name; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3568 |
| 69 | 3569 REQ(n, classdef); |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3570 /* classdef: class NAME ['(' testlist ')'] ':' suite */ |
|
5009
402e36c83d20
Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents:
4991
diff
changeset
|
3571 if ((v = PyString_InternFromString(STR(CHILD(n, 1)))) == NULL) { |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3572 c->c_errors++; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3573 return; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3574 } |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3575 /* Push the class name on the stack */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3576 i = com_addconst(c, v); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3577 com_addoparg(c, LOAD_CONST, i); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3578 com_push(c, 1); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3579 Py_DECREF(v); |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3580 /* Push the tuple of base classes on the stack */ |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3581 if (TYPE(CHILD(n, 2)) != LPAR) { |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3582 com_addoparg(c, BUILD_TUPLE, 0); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3583 com_push(c, 1); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3584 } |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3585 else |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3586 com_bases(c, CHILD(n, 3)); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3587 name = STR(CHILD(n, 1)); |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
3588 symtable_enter_scope(c->c_symtable, name, TYPE(n), n->n_lineno); |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
3589 co = icompile(n, c); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3590 symtable_exit_scope(c->c_symtable); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3591 if (co == NULL) |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3592 c->c_errors++; |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3593 else { |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
3594 int closure = com_make_closure(c, co); |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
3595 i = com_addconst(c, (PyObject *)co); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3596 com_addoparg(c, LOAD_CONST, i); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3597 com_push(c, 1); |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
3598 if (closure) { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3599 com_addoparg(c, MAKE_CLOSURE, 0); |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
3600 com_pop(c, PyTuple_GET_SIZE(co->co_freevars)); |
|
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
3601 } else |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3602 com_addoparg(c, MAKE_FUNCTION, 0); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3603 com_addoparg(c, CALL_FUNCTION, 0); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3604 com_addbyte(c, BUILD_CLASS); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3605 com_pop(c, 2); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3606 com_addop_varname(c, VAR_STORE, STR(CHILD(n, 1))); |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
3607 com_pop(c, 1); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3608 Py_DECREF(co); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3609 } |
| 69 | 3610 } |
| 3611 | |
| 3612 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3613 com_node(struct compiling *c, node *n) |
| 69 | 3614 { |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3615 loop: |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
3616 if (c->c_errors) |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
3617 return; |
| 69 | 3618 switch (TYPE(n)) { |
| 3619 | |
| 3620 /* Definition nodes */ | |
| 3621 | |
| 3622 case funcdef: | |
| 3623 com_funcdef(c, n); | |
| 3624 break; | |
| 3625 case classdef: | |
| 3626 com_classdef(c, n); | |
| 3627 break; | |
| 3628 | |
| 3629 /* Trivial parse tree nodes */ | |
| 3630 | |
| 3631 case stmt: | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3632 case small_stmt: |
| 86 | 3633 case flow_stmt: |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3634 n = CHILD(n, 0); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3635 goto loop; |
| 86 | 3636 |
| 69 | 3637 case simple_stmt: |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3638 /* small_stmt (';' small_stmt)* [';'] NEWLINE */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3639 com_addoparg(c, SET_LINENO, n->n_lineno); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3640 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3641 int i; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3642 for (i = 0; i < NCH(n)-1; i += 2) |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3643 com_node(c, CHILD(n, i)); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3644 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3645 break; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3646 |
| 69 | 3647 case compound_stmt: |
| 86 | 3648 com_addoparg(c, SET_LINENO, n->n_lineno); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3649 n = CHILD(n, 0); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3650 goto loop; |
| 69 | 3651 |
| 3652 /* Statement nodes */ | |
| 3653 | |
| 3654 case expr_stmt: | |
| 3655 com_expr_stmt(c, n); | |
| 3656 break; | |
| 3657 case print_stmt: | |
| 3658 com_print_stmt(c, n); | |
| 3659 break; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3660 case del_stmt: /* 'del' exprlist */ |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
3661 com_assign(c, CHILD(n, 1), OP_DELETE, NULL); |
| 69 | 3662 break; |
| 3663 case pass_stmt: | |
| 3664 break; | |
| 3665 case break_stmt: | |
| 86 | 3666 if (c->c_loops == 0) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3667 com_error(c, PyExc_SyntaxError, |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3668 "'break' outside loop"); |
| 86 | 3669 } |
| 69 | 3670 com_addbyte(c, BREAK_LOOP); |
| 3671 break; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3672 case continue_stmt: |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3673 com_continue_stmt(c, n); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3674 break; |
| 69 | 3675 case return_stmt: |
| 3676 com_return_stmt(c, n); | |
| 3677 break; | |
|
18148
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
3678 case yield_stmt: |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
3679 com_yield_stmt(c, n); |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
3680 break; |
| 69 | 3681 case raise_stmt: |
| 3682 com_raise_stmt(c, n); | |
| 3683 break; | |
| 3684 case import_stmt: | |
| 3685 com_import_stmt(c, n); | |
| 3686 break; | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3687 case global_stmt: |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3688 break; |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
3689 case exec_stmt: |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
3690 com_exec_stmt(c, n); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
3691 break; |
|
5233
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
3692 case assert_stmt: |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
3693 com_assert_stmt(c, n); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
3694 break; |
| 69 | 3695 case if_stmt: |
| 3696 com_if_stmt(c, n); | |
| 3697 break; | |
| 3698 case while_stmt: | |
| 3699 com_while_stmt(c, n); | |
| 3700 break; | |
| 3701 case for_stmt: | |
| 3702 com_for_stmt(c, n); | |
| 3703 break; | |
| 3704 case try_stmt: | |
| 3705 com_try_stmt(c, n); | |
| 3706 break; | |
| 3707 case suite: | |
| 3708 com_suite(c, n); | |
| 3709 break; | |
| 3710 | |
| 3711 /* Expression nodes */ | |
| 3712 | |
| 3713 case testlist: | |
|
20432
56141b86a7f2
Very subtle syntax change: in a list comprehension, the testlist in
Guido van Rossum <guido@python.org>
parents:
20012
diff
changeset
|
3714 case testlist_safe: |
| 482 | 3715 com_list(c, n, 0); |
| 69 | 3716 break; |
| 3717 case test: | |
| 3718 com_test(c, n); | |
| 3719 break; | |
| 3720 case and_test: | |
| 3721 com_and_test(c, n); | |
| 3722 break; | |
| 3723 case not_test: | |
| 3724 com_not_test(c, n); | |
| 3725 break; | |
| 3726 case comparison: | |
| 3727 com_comparison(c, n); | |
| 3728 break; | |
| 3729 case exprlist: | |
| 482 | 3730 com_list(c, n, 0); |
| 69 | 3731 break; |
| 3732 case expr: | |
| 3733 com_expr(c, n); | |
| 3734 break; | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3735 case xor_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3736 com_xor_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3737 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3738 case and_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3739 com_and_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3740 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3741 case shift_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3742 com_shift_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3743 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3744 case arith_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3745 com_arith_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3746 break; |
| 69 | 3747 case term: |
| 3748 com_term(c, n); | |
| 3749 break; | |
| 3750 case factor: | |
| 3751 com_factor(c, n); | |
| 3752 break; | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
3753 case power: |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
3754 com_power(c, n); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
3755 break; |
| 69 | 3756 case atom: |
| 3757 com_atom(c, n); | |
| 3758 break; | |
| 3759 | |
| 3760 default: | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3761 com_error(c, PyExc_SystemError, |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3762 "com_node: unexpected node type"); |
| 69 | 3763 } |
| 3764 } | |
| 3765 | |
|
13447
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
3766 static void com_fplist(struct compiling *, node *); |
| 69 | 3767 |
| 3768 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3769 com_fpdef(struct compiling *c, node *n) |
| 69 | 3770 { |
| 3771 REQ(n, fpdef); /* fpdef: NAME | '(' fplist ')' */ | |
| 3772 if (TYPE(CHILD(n, 0)) == LPAR) | |
| 3773 com_fplist(c, CHILD(n, 1)); | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3774 else { |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3775 com_addop_varname(c, VAR_STORE, STR(CHILD(n, 0))); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3776 com_pop(c, 1); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3777 } |
| 69 | 3778 } |
| 3779 | |
| 3780 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3781 com_fplist(struct compiling *c, node *n) |
| 69 | 3782 { |
| 544 | 3783 REQ(n, fplist); /* fplist: fpdef (',' fpdef)* [','] */ |
| 69 | 3784 if (NCH(n) == 1) { |
| 3785 com_fpdef(c, CHILD(n, 0)); | |
| 3786 } | |
| 3787 else { | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3788 int i = (NCH(n)+1)/2; |
|
13930
4eaa463c031a
Merge UNPACK_LIST and UNPACK_TUPLE into a single UNPACK_SEQUENCE, since they
Thomas Wouters <thomas@python.org>
parents:
13884
diff
changeset
|
3789 com_addoparg(c, UNPACK_SEQUENCE, i); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3790 com_push(c, i-1); |
| 69 | 3791 for (i = 0; i < NCH(n); i += 2) |
| 3792 com_fpdef(c, CHILD(n, i)); | |
| 3793 } | |
| 3794 } | |
| 3795 | |
| 3796 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3797 com_arglist(struct compiling *c, node *n) |
| 584 | 3798 { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3799 int nch, i, narg; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3800 int complex = 0; |
|
5754
9ed26afeeaa5
Fix bug reported by Just: anonymous arguments used for tuples should
Guido van Rossum <guido@python.org>
parents:
5610
diff
changeset
|
3801 char nbuf[10]; |
| 584 | 3802 REQ(n, varargslist); |
|
617
755bb8efcc2d
Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents:
584
diff
changeset
|
3803 /* varargslist: |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3804 (fpdef ['=' test] ',')* (fpdef ['=' test] | '*' .....) */ |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3805 nch = NCH(n); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3806 /* Enter all arguments in table of locals */ |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3807 for (i = 0, narg = 0; i < nch; i++) { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3808 node *ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3809 node *fp; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
3810 if (TYPE(ch) == STAR || TYPE(ch) == DOUBLESTAR) |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
3811 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3812 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3813 fp = CHILD(ch, 0); |
|
17104
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
3814 if (TYPE(fp) != NAME) { |
|
5754
9ed26afeeaa5
Fix bug reported by Just: anonymous arguments used for tuples should
Guido van Rossum <guido@python.org>
parents:
5610
diff
changeset
|
3815 sprintf(nbuf, ".%d", i); |
|
3766
516490c8192c
Py_complex; and WITHOUT_COMPLEX added to getargs.c
Guido van Rossum <guido@python.org>
parents:
3366
diff
changeset
|
3816 complex = 1; |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
3817 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3818 narg++; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3819 /* all name updates handled by symtable */ |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3820 if (++i >= nch) |
| 584 | 3821 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3822 ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3823 if (TYPE(ch) == EQUAL) |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3824 i += 2; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3825 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3826 REQ(ch, COMMA); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3827 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3828 if (complex) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3829 /* Generate code for complex arguments only after |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3830 having counted the simple arguments */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3831 int ilocal = 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3832 for (i = 0; i < nch; i++) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3833 node *ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3834 node *fp; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
3835 if (TYPE(ch) == STAR || TYPE(ch) == DOUBLESTAR) |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3836 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3837 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3838 fp = CHILD(ch, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3839 if (TYPE(fp) != NAME) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3840 com_addoparg(c, LOAD_FAST, ilocal); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3841 com_push(c, 1); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3842 com_fpdef(c, ch); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3843 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3844 ilocal++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3845 if (++i >= nch) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3846 break; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3847 ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3848 if (TYPE(ch) == EQUAL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3849 i += 2; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3850 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3851 REQ(ch, COMMA); |
| 584 | 3852 } |
| 3853 } | |
| 3854 } | |
| 3855 | |
| 3856 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3857 com_file_input(struct compiling *c, node *n) |
| 69 | 3858 { |
| 3859 int i; | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3860 PyObject *doc; |
| 69 | 3861 REQ(n, file_input); /* (NEWLINE | stmt)* ENDMARKER */ |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
3862 doc = get_docstring(c, n); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3863 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3864 int i = com_addconst(c, doc); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3865 Py_DECREF(doc); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3866 com_addoparg(c, LOAD_CONST, i); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3867 com_push(c, 1); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3868 com_addop_name(c, STORE_NAME, "__doc__"); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3869 com_pop(c, 1); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3870 } |
| 69 | 3871 for (i = 0; i < NCH(n); i++) { |
| 3872 node *ch = CHILD(n, i); | |
| 3873 if (TYPE(ch) != ENDMARKER && TYPE(ch) != NEWLINE) | |
| 3874 com_node(c, ch); | |
| 3875 } | |
| 3876 } | |
| 3877 | |
| 3878 /* Top-level compile-node interface */ | |
| 3879 | |
| 3880 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3881 compile_funcdef(struct compiling *c, node *n) |
| 69 | 3882 { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3883 PyObject *doc; |
| 69 | 3884 node *ch; |
| 3885 REQ(n, funcdef); /* funcdef: 'def' NAME parameters ':' suite */ | |
|
1257
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
3886 c->c_name = STR(CHILD(n, 1)); |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
3887 doc = get_docstring(c, CHILD(n, 4)); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3888 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3889 (void) com_addconst(c, doc); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3890 Py_DECREF(doc); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3891 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3892 else |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3893 (void) com_addconst(c, Py_None); /* No docstring */ |
| 584 | 3894 ch = CHILD(n, 2); /* parameters: '(' [varargslist] ')' */ |
| 3895 ch = CHILD(ch, 1); /* ')' | varargslist */ | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3896 if (TYPE(ch) == varargslist) |
| 584 | 3897 com_arglist(c, ch); |
| 86 | 3898 c->c_infunction = 1; |
| 69 | 3899 com_node(c, CHILD(n, 4)); |
| 86 | 3900 c->c_infunction = 0; |
|
18243
47717e5667eb
Change the semantics of "return" in generators, as discussed on the
Tim Peters <tim.peters@gmail.com>
parents:
18228
diff
changeset
|
3901 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_None)); |
|
47717e5667eb
Change the semantics of "return" in generators, as discussed on the
Tim Peters <tim.peters@gmail.com>
parents:
18228
diff
changeset
|
3902 com_push(c, 1); |
|
47717e5667eb
Change the semantics of "return" in generators, as discussed on the
Tim Peters <tim.peters@gmail.com>
parents:
18228
diff
changeset
|
3903 com_addbyte(c, RETURN_VALUE); |
|
47717e5667eb
Change the semantics of "return" in generators, as discussed on the
Tim Peters <tim.peters@gmail.com>
parents:
18228
diff
changeset
|
3904 com_pop(c, 1); |
| 69 | 3905 } |
| 3906 | |
| 3907 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3908 compile_lambdef(struct compiling *c, node *n) |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
3909 { |
|
1415
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
3910 node *ch; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3911 REQ(n, lambdef); /* lambdef: 'lambda' [varargslist] ':' test */ |
|
2005
ed5d0ad5ea2f
set name to <lambda> instead of None for lambdas
Guido van Rossum <guido@python.org>
parents:
1833
diff
changeset
|
3912 c->c_name = "<lambda>"; |
|
1415
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
3913 |
|
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
3914 ch = CHILD(n, 1); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3915 (void) com_addconst(c, Py_None); /* No docstring */ |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3916 if (TYPE(ch) == varargslist) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3917 com_arglist(c, ch); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3918 ch = CHILD(n, 3); |
|
1415
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
3919 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3920 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3921 ch = CHILD(n, 2); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3922 com_node(c, ch); |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
3923 com_addbyte(c, RETURN_VALUE); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3924 com_pop(c, 1); |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
3925 } |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
3926 |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
3927 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3928 compile_classdef(struct compiling *c, node *n) |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3929 { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3930 node *ch; |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3931 PyObject *doc; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3932 REQ(n, classdef); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3933 /* classdef: 'class' NAME ['(' testlist ')'] ':' suite */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3934 c->c_name = STR(CHILD(n, 1)); |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
3935 c->c_private = c->c_name; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3936 ch = CHILD(n, NCH(n)-1); /* The suite */ |
|
19343
7257e87e0720
Patch #445762: Support --disable-unicode
Martin v. Löwis <martin@v.loewis.de>
parents:
19252
diff
changeset
|
3937 doc = get_docstring(c, ch); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3938 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3939 int i = com_addconst(c, doc); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3940 Py_DECREF(doc); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3941 com_addoparg(c, LOAD_CONST, i); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3942 com_push(c, 1); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3943 com_addop_name(c, STORE_NAME, "__doc__"); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3944 com_pop(c, 1); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3945 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3946 else |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3947 (void) com_addconst(c, Py_None); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3948 com_node(c, ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3949 com_addbyte(c, LOAD_LOCALS); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3950 com_push(c, 1); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3951 com_addbyte(c, RETURN_VALUE); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3952 com_pop(c, 1); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3953 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3954 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3955 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3956 compile_node(struct compiling *c, node *n) |
| 69 | 3957 { |
| 86 | 3958 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 3959 | |
| 69 | 3960 switch (TYPE(n)) { |
| 3961 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
3962 case single_input: /* One interactive command */ |
| 69 | 3963 /* NEWLINE | simple_stmt | compound_stmt NEWLINE */ |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3964 c->c_interactive++; |
| 69 | 3965 n = CHILD(n, 0); |
| 3966 if (TYPE(n) != NEWLINE) | |
| 3967 com_node(c, n); | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3968 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_None)); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3969 com_push(c, 1); |
| 86 | 3970 com_addbyte(c, RETURN_VALUE); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3971 com_pop(c, 1); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3972 c->c_interactive--; |
| 69 | 3973 break; |
| 3974 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
3975 case file_input: /* A whole file, or built-in function exec() */ |
| 69 | 3976 com_file_input(c, n); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3977 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_None)); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3978 com_push(c, 1); |
| 86 | 3979 com_addbyte(c, RETURN_VALUE); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3980 com_pop(c, 1); |
| 69 | 3981 break; |
| 3982 | |
|
1415
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
3983 case eval_input: /* Built-in function input() */ |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
3984 com_node(c, CHILD(n, 0)); |
|
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
3985 com_addbyte(c, RETURN_VALUE); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3986 com_pop(c, 1); |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
3987 break; |
|
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
3988 |
|
1415
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
3989 case lambdef: /* anonymous function definition */ |
|
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
3990 compile_lambdef(c, n); |
|
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
3991 break; |
|
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
3992 |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
3993 case funcdef: /* A function definition */ |
| 69 | 3994 compile_funcdef(c, n); |
| 3995 break; | |
| 3996 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
3997 case classdef: /* A class definition */ |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3998 compile_classdef(c, n); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3999 break; |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
4000 |
| 69 | 4001 default: |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4002 com_error(c, PyExc_SystemError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
4003 "compile_node: unexpected node type"); |
| 69 | 4004 } |
| 4005 } | |
| 4006 | |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4007 static PyObject * |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4008 dict_keys_inorder(PyObject *dict, int offset) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4009 { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4010 PyObject *tuple, *k, *v; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4011 int i, pos = 0, size = PyDict_Size(dict); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4012 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4013 tuple = PyTuple_New(size); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4014 if (tuple == NULL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4015 return NULL; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4016 while (PyDict_Next(dict, &pos, &k, &v)) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4017 i = PyInt_AS_LONG(v); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4018 Py_INCREF(k); |
|
17078
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4019 assert((i - offset) < size); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4020 PyTuple_SET_ITEM(tuple, i - offset, k); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4021 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4022 return tuple; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4023 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4024 |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4025 PyCodeObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
4026 PyNode_Compile(node *n, char *filename) |
| 69 | 4027 { |
|
16916
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4028 return PyNode_CompileFlags(n, filename, NULL); |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4029 } |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4030 |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4031 PyCodeObject * |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4032 PyNode_CompileFlags(node *n, char *filename, PyCompilerFlags *flags) |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4033 { |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4034 return jcompile(n, filename, NULL, flags); |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
4035 } |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
4036 |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4037 struct symtable * |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4038 PyNode_CompileSymtable(node *n, char *filename) |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4039 { |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4040 struct symtable *st; |
|
17112
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4041 PyFutureFeatures *ff; |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4042 |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4043 ff = PyNode_Future(n, filename); |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4044 if (ff == NULL) |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4045 return NULL; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4046 st = symtable_init(); |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4047 if (st == NULL) |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4048 return NULL; |
|
17112
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4049 st->st_future = ff; |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4050 symtable_enter_scope(st, TOP, TYPE(n), n->n_lineno); |
|
17112
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4051 if (st->st_errors > 0) |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4052 goto fail; |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4053 symtable_node(st, n); |
|
17112
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4054 if (st->st_errors > 0) |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4055 goto fail; |
|
19177
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4056 |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4057 return st; |
|
17112
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4058 fail: |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4059 PyMem_Free((void *)ff); |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4060 st->st_future = NULL; |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4061 PySymtable_Free(st); |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
4062 return NULL; |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4063 } |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4064 |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4065 static PyCodeObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
4066 icompile(node *n, struct compiling *base) |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
4067 { |
|
16916
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4068 return jcompile(n, base->c_filename, base, NULL); |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
4069 } |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
4070 |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4071 static PyCodeObject * |
|
16916
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4072 jcompile(node *n, char *filename, struct compiling *base, |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4073 PyCompilerFlags *flags) |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
4074 { |
| 69 | 4075 struct compiling sc; |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4076 PyCodeObject *co; |
|
1415
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
4077 if (!com_init(&sc, filename)) |
| 69 | 4078 return NULL; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4079 if (base) { |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
4080 sc.c_private = base->c_private; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4081 sc.c_symtable = base->c_symtable; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4082 /* c_symtable still points to parent's symbols */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4083 if (base->c_nested |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4084 || (sc.c_symtable->st_cur->ste_type == TYPE_FUNCTION)) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4085 sc.c_nested = 1; |
|
20491
149a65fa427c
Fix computation of stack depth for classdef and closures.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20432
diff
changeset
|
4086 sc.c_flags |= base->c_flags & PyCF_MASK; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4087 } else { |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
4088 sc.c_private = NULL; |
|
16799
08d937107fe6
Improved __future__ parser; still more to do
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16783
diff
changeset
|
4089 sc.c_future = PyNode_Future(n, filename); |
|
16916
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4090 if (sc.c_future == NULL) { |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4091 com_free(&sc); |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4092 return NULL; |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4093 } |
|
19252
fbf1ae769306
Fix SF bug [ #450909 ] __future__.division fails at prompt
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19187
diff
changeset
|
4094 if (flags) { |
|
fbf1ae769306
Fix SF bug [ #450909 ] __future__.division fails at prompt
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19187
diff
changeset
|
4095 int merged = sc.c_future->ff_features | |
|
fbf1ae769306
Fix SF bug [ #450909 ] __future__.division fails at prompt
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19187
diff
changeset
|
4096 flags->cf_flags; |
|
fbf1ae769306
Fix SF bug [ #450909 ] __future__.division fails at prompt
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19187
diff
changeset
|
4097 sc.c_future->ff_features = merged; |
|
fbf1ae769306
Fix SF bug [ #450909 ] __future__.division fails at prompt
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19187
diff
changeset
|
4098 flags->cf_flags = merged; |
|
fbf1ae769306
Fix SF bug [ #450909 ] __future__.division fails at prompt
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19187
diff
changeset
|
4099 } |
|
16916
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
4100 if (symtable_build(&sc, n) < 0) { |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4101 com_free(&sc); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4102 return NULL; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4103 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4104 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4105 co = NULL; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4106 if (symtable_load_symbols(&sc) < 0) { |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4107 sc.c_errors++; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4108 goto exit; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4109 } |
| 69 | 4110 compile_node(&sc, n); |
| 4111 com_done(&sc); | |
|
1257
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
4112 if (sc.c_errors == 0) { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4113 PyObject *consts, *names, *varnames, *filename, *name, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4114 *freevars, *cellvars; |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4115 consts = PyList_AsTuple(sc.c_consts); |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4116 names = PyList_AsTuple(sc.c_names); |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4117 varnames = PyList_AsTuple(sc.c_varnames); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4118 cellvars = dict_keys_inorder(sc.c_cellvars, 0); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4119 freevars = dict_keys_inorder(sc.c_freevars, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4120 PyTuple_GET_SIZE(cellvars)); |
|
5009
402e36c83d20
Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents:
4991
diff
changeset
|
4121 filename = PyString_InternFromString(sc.c_filename); |
|
402e36c83d20
Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents:
4991
diff
changeset
|
4122 name = PyString_InternFromString(sc.c_name); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4123 if (!PyErr_Occurred()) |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4124 co = PyCode_New(sc.c_argcount, |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4125 sc.c_nlocals, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4126 sc.c_maxstacklevel, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4127 sc.c_flags, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4128 sc.c_code, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4129 consts, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4130 names, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4131 varnames, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4132 freevars, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4133 cellvars, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4134 filename, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4135 name, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4136 sc.c_firstlineno, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4137 sc.c_lnotab); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4138 Py_XDECREF(consts); |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4139 Py_XDECREF(names); |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4140 Py_XDECREF(varnames); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4141 Py_XDECREF(freevars); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4142 Py_XDECREF(cellvars); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4143 Py_XDECREF(filename); |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
4144 Py_XDECREF(name); |
|
266
b5826bf29677
Changed and exported newcodeobject() interface, for ".pyc" files.
Guido van Rossum <guido@python.org>
parents:
238
diff
changeset
|
4145 } |
|
13884
8eeaff96b4c2
When returning an error from jcompile() (which is passed through by
Guido van Rossum <guido@python.org>
parents:
13873
diff
changeset
|
4146 else if (!PyErr_Occurred()) { |
|
8eeaff96b4c2
When returning an error from jcompile() (which is passed through by
Guido van Rossum <guido@python.org>
parents:
13873
diff
changeset
|
4147 /* This could happen if someone called PyErr_Clear() after an |
|
8eeaff96b4c2
When returning an error from jcompile() (which is passed through by
Guido van Rossum <guido@python.org>
parents:
13873
diff
changeset
|
4148 error was reported above. That's not supposed to happen, |
|
8eeaff96b4c2
When returning an error from jcompile() (which is passed through by
Guido van Rossum <guido@python.org>
parents:
13873
diff
changeset
|
4149 but I just plugged one case and I'm not sure there can't be |
|
8eeaff96b4c2
When returning an error from jcompile() (which is passed through by
Guido van Rossum <guido@python.org>
parents:
13873
diff
changeset
|
4150 others. In that case, raise SystemError so that at least |
|
8eeaff96b4c2
When returning an error from jcompile() (which is passed through by
Guido van Rossum <guido@python.org>
parents:
13873
diff
changeset
|
4151 it gets reported instead dumping core. */ |
|
8eeaff96b4c2
When returning an error from jcompile() (which is passed through by
Guido van Rossum <guido@python.org>
parents:
13873
diff
changeset
|
4152 PyErr_SetString(PyExc_SystemError, "lost syntax error"); |
|
8eeaff96b4c2
When returning an error from jcompile() (which is passed through by
Guido van Rossum <guido@python.org>
parents:
13873
diff
changeset
|
4153 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4154 exit: |
|
16753
51977af230fa
Fix for bug 133489: compiler leaks memory
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16699
diff
changeset
|
4155 if (base == NULL) { |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4156 PySymtable_Free(sc.c_symtable); |
|
16753
51977af230fa
Fix for bug 133489: compiler leaks memory
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16699
diff
changeset
|
4157 sc.c_symtable = NULL; |
|
51977af230fa
Fix for bug 133489: compiler leaks memory
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16699
diff
changeset
|
4158 } |
| 69 | 4159 com_free(&sc); |
| 4160 return co; | |
| 4161 } | |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
4162 |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
4163 int |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
4164 PyCode_Addr2Line(PyCodeObject *co, int addrq) |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
4165 { |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
4166 int size = PyString_Size(co->co_lnotab) / 2; |
| 11290 | 4167 unsigned char *p = (unsigned char*)PyString_AsString(co->co_lnotab); |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
4168 int line = co->co_firstlineno; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
4169 int addr = 0; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
4170 while (--size >= 0) { |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
4171 addr += *p++; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
4172 if (addr > addrq) |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
4173 break; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
4174 line += *p++; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
4175 } |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
4176 return line; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
4177 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4178 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4179 /* The test for LOCAL must come before the test for FREE in order to |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4180 handle classes where name is both local and free. The local var is |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4181 a method and the free var is a free var referenced within a method. |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4182 */ |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4183 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4184 static int |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4185 get_ref_type(struct compiling *c, char *name) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4186 { |
|
19177
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4187 char buf[350]; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4188 PyObject *v; |
|
19177
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4189 |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4190 if (PyDict_GetItemString(c->c_cellvars, name) != NULL) |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4191 return CELL; |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4192 if (PyDict_GetItemString(c->c_locals, name) != NULL) |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4193 return LOCAL; |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4194 if (PyDict_GetItemString(c->c_freevars, name) != NULL) |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4195 return FREE; |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4196 v = PyDict_GetItemString(c->c_globals, name); |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4197 if (v) { |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4198 if (v == Py_None) |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4199 return GLOBAL_EXPLICIT; |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4200 else { |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4201 return GLOBAL_IMPLICIT; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4202 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4203 } |
|
19177
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4204 sprintf(buf, |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4205 "unknown scope for %.100s in %.100s(%s) " |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4206 "in %s\nsymbols: %s\nlocals: %s\nglobals: %s\n", |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4207 name, c->c_name, |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4208 PyObject_REPR(c->c_symtable->st_cur->ste_id), |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4209 c->c_filename, |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4210 PyObject_REPR(c->c_symtable->st_cur->ste_symbols), |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4211 PyObject_REPR(c->c_locals), |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4212 PyObject_REPR(c->c_globals) |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4213 ); |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4214 |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4215 Py_FatalError(buf); |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4216 return -1; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4217 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4218 |
|
16933
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4219 /* Helper functions to issue warnings */ |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4220 |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4221 static int |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4222 issue_warning(char *msg, char *filename, int lineno) |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4223 { |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4224 if (PyErr_WarnExplicit(PyExc_SyntaxWarning, msg, filename, |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4225 lineno, NULL, NULL) < 0) { |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4226 if (PyErr_ExceptionMatches(PyExc_SyntaxWarning)) { |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4227 PyErr_SetString(PyExc_SyntaxError, msg); |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4228 PyErr_SyntaxLocation(filename, lineno); |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4229 } |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4230 return -1; |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4231 } |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4232 return 0; |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4233 } |
|
16855
ec9083ac26df
Let's have some sanity. Introduce a helper to issue a symbol table
Guido van Rossum <guido@python.org>
parents:
16853
diff
changeset
|
4234 |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4235 static int |
|
16855
ec9083ac26df
Let's have some sanity. Introduce a helper to issue a symbol table
Guido van Rossum <guido@python.org>
parents:
16853
diff
changeset
|
4236 symtable_warn(struct symtable *st, char *msg) |
|
ec9083ac26df
Let's have some sanity. Introduce a helper to issue a symbol table
Guido van Rossum <guido@python.org>
parents:
16853
diff
changeset
|
4237 { |
|
16933
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4238 if (issue_warning(msg, st->st_filename, st->st_cur->ste_lineno) < 0) { |
|
16855
ec9083ac26df
Let's have some sanity. Introduce a helper to issue a symbol table
Guido van Rossum <guido@python.org>
parents:
16853
diff
changeset
|
4239 st->st_errors++; |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4240 return -1; |
|
16855
ec9083ac26df
Let's have some sanity. Introduce a helper to issue a symbol table
Guido van Rossum <guido@python.org>
parents:
16853
diff
changeset
|
4241 } |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4242 return 0; |
|
16855
ec9083ac26df
Let's have some sanity. Introduce a helper to issue a symbol table
Guido van Rossum <guido@python.org>
parents:
16853
diff
changeset
|
4243 } |
|
ec9083ac26df
Let's have some sanity. Introduce a helper to issue a symbol table
Guido van Rossum <guido@python.org>
parents:
16853
diff
changeset
|
4244 |
|
16831
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16823
diff
changeset
|
4245 /* Helper function for setting lineno and filename */ |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16823
diff
changeset
|
4246 |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4247 static int |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4248 symtable_build(struct compiling *c, node *n) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4249 { |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4250 if ((c->c_symtable = symtable_init()) == NULL) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4251 return -1; |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
4252 c->c_symtable->st_future = c->c_future; |
|
16428
6496844c4a42
Fix symbol table pass to generation SyntaxError exceptions that
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16421
diff
changeset
|
4253 c->c_symtable->st_filename = c->c_filename; |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4254 symtable_enter_scope(c->c_symtable, TOP, TYPE(n), n->n_lineno); |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4255 if (c->c_symtable->st_errors > 0) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4256 return -1; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4257 symtable_node(c->c_symtable, n); |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
4258 if (c->c_symtable->st_errors > 0) |
|
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
4259 return -1; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4260 /* reset for second pass */ |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4261 c->c_symtable->st_nscopes = 1; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4262 c->c_symtable->st_pass = 2; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4263 return 0; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4264 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4265 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4266 static int |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4267 symtable_init_compiling_symbols(struct compiling *c) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4268 { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4269 PyObject *varnames; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4270 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4271 varnames = c->c_symtable->st_cur->ste_varnames; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4272 if (varnames == NULL) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4273 varnames = PyList_New(0); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4274 if (varnames == NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4275 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4276 c->c_symtable->st_cur->ste_varnames = varnames; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4277 Py_INCREF(varnames); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4278 } else |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4279 Py_INCREF(varnames); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4280 c->c_varnames = varnames; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4281 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4282 c->c_globals = PyDict_New(); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4283 if (c->c_globals == NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4284 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4285 c->c_freevars = PyDict_New(); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4286 if (c->c_freevars == NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4287 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4288 c->c_cellvars = PyDict_New(); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4289 if (c->c_cellvars == NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4290 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4291 return 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4292 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4293 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4294 struct symbol_info { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4295 int si_nlocals; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4296 int si_ncells; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4297 int si_nfrees; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4298 int si_nimplicit; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4299 }; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4300 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4301 static void |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4302 symtable_init_info(struct symbol_info *si) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4303 { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4304 si->si_nlocals = 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4305 si->si_ncells = 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4306 si->si_nfrees = 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4307 si->si_nimplicit = 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4308 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4309 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4310 static int |
|
17637
8ff76cf30a8c
Fix 2.1 nested scopes crash reported by Evan Simpson
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17597
diff
changeset
|
4311 symtable_resolve_free(struct compiling *c, PyObject *name, int flags, |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4312 struct symbol_info *si) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4313 { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4314 PyObject *dict, *v; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4315 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4316 /* Seperate logic for DEF_FREE. If it occurs in a function, |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4317 it indicates a local that we must allocate storage for (a |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4318 cell var). If it occurs in a class, then the class has a |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4319 method and a free variable with the same name. |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4320 */ |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4321 if (c->c_symtable->st_cur->ste_type == TYPE_FUNCTION) { |
|
17637
8ff76cf30a8c
Fix 2.1 nested scopes crash reported by Evan Simpson
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17597
diff
changeset
|
4322 /* If it isn't declared locally, it can't be a cell. */ |
|
8ff76cf30a8c
Fix 2.1 nested scopes crash reported by Evan Simpson
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17597
diff
changeset
|
4323 if (!(flags & (DEF_LOCAL | DEF_PARAM))) |
|
8ff76cf30a8c
Fix 2.1 nested scopes crash reported by Evan Simpson
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17597
diff
changeset
|
4324 return 0; |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4325 v = PyInt_FromLong(si->si_ncells++); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4326 dict = c->c_cellvars; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4327 } else { |
|
17637
8ff76cf30a8c
Fix 2.1 nested scopes crash reported by Evan Simpson
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17597
diff
changeset
|
4328 /* If it is free anyway, then there is no need to do |
|
8ff76cf30a8c
Fix 2.1 nested scopes crash reported by Evan Simpson
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17597
diff
changeset
|
4329 anything here. |
|
8ff76cf30a8c
Fix 2.1 nested scopes crash reported by Evan Simpson
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17597
diff
changeset
|
4330 */ |
|
8ff76cf30a8c
Fix 2.1 nested scopes crash reported by Evan Simpson
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17597
diff
changeset
|
4331 if (is_free(flags ^ DEF_FREE_CLASS) |
|
17702
e3f0fd38c24b
Several small changes. Mostly reformatting, adding parens.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17637
diff
changeset
|
4332 || (flags == DEF_FREE_CLASS)) |
|
17637
8ff76cf30a8c
Fix 2.1 nested scopes crash reported by Evan Simpson
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17597
diff
changeset
|
4333 return 0; |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4334 v = PyInt_FromLong(si->si_nfrees++); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4335 dict = c->c_freevars; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4336 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4337 if (v == NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4338 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4339 if (PyDict_SetItem(dict, name, v) < 0) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4340 Py_DECREF(v); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4341 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4342 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4343 Py_DECREF(v); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4344 return 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4345 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4346 |
|
17104
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4347 /* If a variable is a cell and an argument, make sure that appears in |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4348 co_cellvars before any variable to its right in varnames. |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4349 */ |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4350 |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4351 |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4352 static int |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4353 symtable_cellvar_offsets(PyObject **cellvars, int argcount, |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4354 PyObject *varnames, int flags) |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4355 { |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4356 PyObject *v, *w, *d, *list = NULL; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4357 int i, pos; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4358 |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4359 if (flags & CO_VARARGS) |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4360 argcount++; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4361 if (flags & CO_VARKEYWORDS) |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4362 argcount++; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4363 for (i = argcount; --i >= 0; ) { |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4364 v = PyList_GET_ITEM(varnames, i); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4365 if (PyDict_GetItem(*cellvars, v)) { |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4366 if (list == NULL) { |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4367 list = PyList_New(1); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4368 if (list == NULL) |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4369 return -1; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4370 PyList_SET_ITEM(list, 0, v); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4371 Py_INCREF(v); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4372 } else |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4373 PyList_Insert(list, 0, v); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4374 } |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4375 } |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4376 if (list == NULL || PyList_GET_SIZE(list) == 0) |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4377 return 0; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4378 /* There are cellvars that are also arguments. Create a dict |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4379 to replace cellvars and put the args at the front. |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4380 */ |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4381 d = PyDict_New(); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4382 for (i = PyList_GET_SIZE(list); --i >= 0; ) { |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4383 v = PyInt_FromLong(i); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4384 if (v == NULL) |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4385 goto fail; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4386 if (PyDict_SetItem(d, PyList_GET_ITEM(list, i), v) < 0) |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4387 goto fail; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4388 if (PyDict_DelItem(*cellvars, PyList_GET_ITEM(list, i)) < 0) |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4389 goto fail; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4390 } |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4391 pos = 0; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4392 i = PyList_GET_SIZE(list); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4393 Py_DECREF(list); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4394 while (PyDict_Next(*cellvars, &pos, &v, &w)) { |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4395 w = PyInt_FromLong(i++); /* don't care about the old key */ |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4396 if (PyDict_SetItem(d, v, w) < 0) { |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4397 Py_DECREF(w); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4398 goto fail; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4399 } |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4400 Py_DECREF(w); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4401 } |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4402 Py_DECREF(*cellvars); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4403 *cellvars = d; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4404 return 1; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4405 fail: |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4406 Py_DECREF(d); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4407 return -1; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4408 } |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4409 |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4410 static int |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4411 symtable_freevar_offsets(PyObject *freevars, int offset) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4412 { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4413 PyObject *name, *v; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4414 int pos; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4415 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4416 /* The cell vars are the first elements of the closure, |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4417 followed by the free vars. Update the offsets in |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4418 c_freevars to account for number of cellvars. */ |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4419 pos = 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4420 while (PyDict_Next(freevars, &pos, &name, &v)) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4421 int i = PyInt_AS_LONG(v) + offset; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4422 PyObject *o = PyInt_FromLong(i); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4423 if (o == NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4424 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4425 if (PyDict_SetItem(freevars, name, o) < 0) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4426 Py_DECREF(o); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4427 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4428 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4429 Py_DECREF(o); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4430 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4431 return 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4432 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4433 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4434 static int |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4435 symtable_check_unoptimized(struct compiling *c, |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4436 PySymtableEntryObject *ste, |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4437 struct symbol_info *si) |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4438 { |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4439 char buf[300]; |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4440 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4441 if (!(si->si_ncells || si->si_nfrees || ste->ste_child_free |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4442 || (ste->ste_nested && si->si_nimplicit))) |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4443 return 0; |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4444 |
|
17131
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4445 #define ILLEGAL_CONTAINS "contains a nested function with free variables" |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4446 |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4447 #define ILLEGAL_IS "is a nested function" |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4448 |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4449 #define ILLEGAL_IMPORT_STAR \ |
|
17131
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4450 "import * is not allowed in function '%.100s' because it %s" |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4451 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4452 #define ILLEGAL_BARE_EXEC \ |
|
17131
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4453 "unqualified exec is not allowed in function '%.100s' it %s" |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4454 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4455 #define ILLEGAL_EXEC_AND_IMPORT_STAR \ |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4456 "function '%.100s' uses import * and bare exec, which are illegal" \ |
|
17131
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4457 "because it %s" |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4458 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4459 /* XXX perhaps the linenos for these opt-breaking statements |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4460 should be stored so the exception can point to them. */ |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4461 |
|
17131
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4462 if (ste->ste_child_free) { |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4463 if (ste->ste_optimized == OPT_IMPORT_STAR) |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4464 sprintf(buf, ILLEGAL_IMPORT_STAR, |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4465 PyString_AS_STRING(ste->ste_name), |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4466 ILLEGAL_CONTAINS); |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4467 else if (ste->ste_optimized == (OPT_BARE_EXEC | OPT_EXEC)) |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4468 sprintf(buf, ILLEGAL_BARE_EXEC, |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4469 PyString_AS_STRING(ste->ste_name), |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4470 ILLEGAL_CONTAINS); |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4471 else { |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4472 sprintf(buf, ILLEGAL_EXEC_AND_IMPORT_STAR, |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4473 PyString_AS_STRING(ste->ste_name), |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4474 ILLEGAL_CONTAINS); |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4475 } |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4476 } else { |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4477 if (ste->ste_optimized == OPT_IMPORT_STAR) |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4478 sprintf(buf, ILLEGAL_IMPORT_STAR, |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4479 PyString_AS_STRING(ste->ste_name), |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4480 ILLEGAL_IS); |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4481 else if (ste->ste_optimized == (OPT_BARE_EXEC | OPT_EXEC)) |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4482 sprintf(buf, ILLEGAL_BARE_EXEC, |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4483 PyString_AS_STRING(ste->ste_name), |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4484 ILLEGAL_IS); |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4485 else { |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4486 sprintf(buf, ILLEGAL_EXEC_AND_IMPORT_STAR, |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4487 PyString_AS_STRING(ste->ste_name), |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4488 ILLEGAL_IS); |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4489 } |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4490 } |
|
17131
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4491 |
|
19177
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4492 PyErr_SetString(PyExc_SyntaxError, buf); |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4493 PyErr_SyntaxLocation(c->c_symtable->st_filename, |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4494 ste->ste_opt_lineno); |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4495 return -1; |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4496 } |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4497 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4498 static int |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4499 symtable_update_flags(struct compiling *c, PySymtableEntryObject *ste, |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4500 struct symbol_info *si) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4501 { |
|
19158
97a3d3d7029f
Refactor future feature handling
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19051
diff
changeset
|
4502 if (c->c_future) |
|
97a3d3d7029f
Refactor future feature handling
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19051
diff
changeset
|
4503 c->c_flags |= c->c_future->ff_features; |
|
18148
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
4504 if (ste->ste_generator) |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
4505 c->c_flags |= CO_GENERATOR; |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4506 if (ste->ste_type != TYPE_MODULE) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4507 c->c_flags |= CO_NEWLOCALS; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4508 if (ste->ste_type == TYPE_FUNCTION) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4509 c->c_nlocals = si->si_nlocals; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4510 if (ste->ste_optimized == 0) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4511 c->c_flags |= CO_OPTIMIZED; |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4512 else if (ste->ste_optimized != OPT_EXEC) |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4513 return symtable_check_unoptimized(c, ste, si); |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4514 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4515 return 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4516 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4517 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4518 static int |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4519 symtable_load_symbols(struct compiling *c) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4520 { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4521 static PyObject *implicit = NULL; |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4522 struct symtable *st = c->c_symtable; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4523 PySymtableEntryObject *ste = st->st_cur; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4524 PyObject *name, *varnames, *v; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4525 int i, flags, pos; |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4526 struct symbol_info si; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4527 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4528 if (implicit == NULL) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4529 implicit = PyInt_FromLong(1); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4530 if (implicit == NULL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4531 return -1; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4532 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4533 v = NULL; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4534 |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4535 if (symtable_init_compiling_symbols(c) < 0) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4536 goto fail; |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4537 symtable_init_info(&si); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4538 varnames = st->st_cur->ste_varnames; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4539 si.si_nlocals = PyList_GET_SIZE(varnames); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4540 c->c_argcount = si.si_nlocals; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4541 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4542 for (i = 0; i < si.si_nlocals; ++i) { |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4543 v = PyInt_FromLong(i); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4544 if (PyDict_SetItem(c->c_locals, |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4545 PyList_GET_ITEM(varnames, i), v) < 0) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4546 goto fail; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4547 Py_DECREF(v); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4548 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4549 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4550 /* XXX The cases below define the rules for whether a name is |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4551 local or global. The logic could probably be clearer. */ |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4552 pos = 0; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4553 while (PyDict_Next(ste->ste_symbols, &pos, &name, &v)) { |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4554 flags = PyInt_AS_LONG(v); |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4555 |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4556 if (flags & DEF_FREE_GLOBAL) |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4557 /* undo the original DEF_FREE */ |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4558 flags &= ~(DEF_FREE | DEF_FREE_CLASS); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4559 |
|
17078
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4560 /* Deal with names that need two actions: |
|
19177
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4561 1. Cell variables that are also locals. |
|
17078
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4562 2. Free variables in methods that are also class |
|
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4563 variables or declared global. |
|
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4564 */ |
|
19177
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4565 if (flags & (DEF_FREE | DEF_FREE_CLASS)) |
|
17637
8ff76cf30a8c
Fix 2.1 nested scopes crash reported by Evan Simpson
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17597
diff
changeset
|
4566 symtable_resolve_free(c, name, flags, &si); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4567 |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4568 if (flags & DEF_STAR) { |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4569 c->c_argcount--; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4570 c->c_flags |= CO_VARARGS; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4571 } else if (flags & DEF_DOUBLESTAR) { |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4572 c->c_argcount--; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4573 c->c_flags |= CO_VARKEYWORDS; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4574 } else if (flags & DEF_INTUPLE) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4575 c->c_argcount--; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4576 else if (flags & DEF_GLOBAL) { |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4577 if (flags & DEF_PARAM) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4578 PyErr_Format(PyExc_SyntaxError, LOCAL_GLOBAL, |
|
16428
6496844c4a42
Fix symbol table pass to generation SyntaxError exceptions that
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16421
diff
changeset
|
4579 PyString_AS_STRING(name)); |
|
16838
09f6c1372056
Improve SyntaxErrors for bad future statements. Set file and location
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16831
diff
changeset
|
4580 PyErr_SyntaxLocation(st->st_filename, |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4581 ste->ste_lineno); |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4582 st->st_errors++; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4583 goto fail; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4584 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4585 if (PyDict_SetItem(c->c_globals, name, Py_None) < 0) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4586 goto fail; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4587 } else if (flags & DEF_FREE_GLOBAL) { |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4588 si.si_nimplicit++; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4589 if (PyDict_SetItem(c->c_globals, name, implicit) < 0) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4590 goto fail; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4591 } else if ((flags & DEF_LOCAL) && !(flags & DEF_PARAM)) { |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4592 v = PyInt_FromLong(si.si_nlocals++); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4593 if (v == NULL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4594 goto fail; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4595 if (PyDict_SetItem(c->c_locals, name, v) < 0) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4596 goto fail; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4597 Py_DECREF(v); |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4598 if (ste->ste_type != TYPE_CLASS) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4599 if (PyList_Append(c->c_varnames, name) < 0) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4600 goto fail; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4601 } else if (is_free(flags)) { |
|
19177
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4602 if (ste->ste_nested) { |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4603 v = PyInt_FromLong(si.si_nfrees++); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4604 if (v == NULL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4605 goto fail; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4606 if (PyDict_SetItem(c->c_freevars, name, v) < 0) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4607 goto fail; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4608 Py_DECREF(v); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4609 } else { |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4610 si.si_nimplicit++; |
|
19177
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4611 if (PyDict_SetItem(c->c_globals, name, |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4612 implicit) < 0) |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4613 goto fail; |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4614 if (st->st_nscopes != 1) { |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4615 v = PyInt_FromLong(flags); |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4616 if (PyDict_SetItem(st->st_global, |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4617 name, v)) |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4618 goto fail; |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4619 Py_DECREF(v); |
|
50f88ee71d45
Remove st_nested_scopes from struct symtable,
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19160
diff
changeset
|
4620 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4621 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4622 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4623 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4624 |
|
17637
8ff76cf30a8c
Fix 2.1 nested scopes crash reported by Evan Simpson
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17597
diff
changeset
|
4625 assert(PyDict_Size(c->c_freevars) == si.si_nfrees); |
|
8ff76cf30a8c
Fix 2.1 nested scopes crash reported by Evan Simpson
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17597
diff
changeset
|
4626 |
|
17104
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4627 if (si.si_ncells > 1) { /* one cell is always in order */ |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4628 if (symtable_cellvar_offsets(&c->c_cellvars, c->c_argcount, |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4629 c->c_varnames, c->c_flags) < 0) |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4630 return -1; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4631 } |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4632 if (symtable_freevar_offsets(c->c_freevars, si.si_ncells) < 0) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4633 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4634 return symtable_update_flags(c, ste, &si); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4635 fail: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4636 /* is this always the right thing to do? */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4637 Py_XDECREF(v); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4638 return -1; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4639 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4640 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4641 static struct symtable * |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4642 symtable_init() |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4643 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4644 struct symtable *st; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4645 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4646 st = (struct symtable *)PyMem_Malloc(sizeof(struct symtable)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4647 if (st == NULL) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4648 return NULL; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4649 st->st_pass = 1; |
|
19160
9d024ae05837
st_nested_scopes was uninitialized trash. Jeremy should fix in a better
Tim Peters <tim.peters@gmail.com>
parents:
19158
diff
changeset
|
4650 |
|
16428
6496844c4a42
Fix symbol table pass to generation SyntaxError exceptions that
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16421
diff
changeset
|
4651 st->st_filename = NULL; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4652 if ((st->st_stack = PyList_New(0)) == NULL) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4653 goto fail; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4654 if ((st->st_symbols = PyDict_New()) == NULL) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4655 goto fail; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4656 st->st_cur = NULL; |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4657 st->st_nscopes = 0; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4658 st->st_errors = 0; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4659 st->st_tmpname = 0; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4660 st->st_private = NULL; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4661 return st; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4662 fail: |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4663 PySymtable_Free(st); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4664 return NULL; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4665 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4666 |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4667 void |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4668 PySymtable_Free(struct symtable *st) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4669 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4670 Py_XDECREF(st->st_symbols); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4671 Py_XDECREF(st->st_stack); |
|
16753
51977af230fa
Fix for bug 133489: compiler leaks memory
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16699
diff
changeset
|
4672 Py_XDECREF(st->st_cur); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4673 PyMem_Free((void *)st); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4674 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4675 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4676 /* When the compiler exits a scope, it must should update the scope's |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4677 free variable information with the list of free variables in its |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4678 children. |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4679 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4680 Variables that are free in children and defined in the current |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4681 scope are cellvars. |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4682 |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4683 If the scope being exited is defined at the top-level (ste_nested is |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4684 false), free variables in children that are not defined here are |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4685 implicit globals. |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4686 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4687 */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4688 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4689 static int |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4690 symtable_update_free_vars(struct symtable *st) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4691 { |
|
16571
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4692 int i, j, def; |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4693 PyObject *o, *name, *list = NULL; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4694 PySymtableEntryObject *child, *ste = st->st_cur; |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4695 |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4696 if (ste->ste_type == TYPE_CLASS) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4697 def = DEF_FREE_CLASS; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4698 else |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4699 def = DEF_FREE; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4700 for (i = 0; i < PyList_GET_SIZE(ste->ste_children); ++i) { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4701 int pos = 0; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4702 |
|
16571
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4703 if (list) |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4704 PyList_SetSlice(list, 0, |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4705 ((PyVarObject*)list)->ob_size, 0); |
|
16754
23c7a0108f59
symtable_update_free_vars(), symtable_undo_free(),
Barry Warsaw <barry@python.org>
parents:
16753
diff
changeset
|
4706 child = (PySymtableEntryObject *) |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4707 PyList_GET_ITEM(ste->ste_children, i); |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4708 while (PyDict_Next(child->ste_symbols, &pos, &name, &o)) { |
|
16892
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4709 int flags = PyInt_AS_LONG(o); |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4710 if (!(is_free(flags))) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4711 continue; /* avoids indentation */ |
|
16571
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4712 if (list == NULL) { |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4713 list = PyList_New(0); |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4714 if (list == NULL) |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4715 return -1; |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4716 } |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4717 ste->ste_child_free = 1; |
|
16571
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4718 if (PyList_Append(list, name) < 0) { |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4719 Py_DECREF(list); |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4720 return -1; |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4721 } |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4722 } |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4723 for (j = 0; list && j < PyList_GET_SIZE(list); j++) { |
|
16892
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4724 PyObject *v; |
|
16571
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4725 name = PyList_GET_ITEM(list, j); |
|
16892
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4726 v = PyDict_GetItem(ste->ste_symbols, name); |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4727 /* If a name N is declared global in scope A and |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4728 referenced in scope B contained (perhaps |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4729 indirectly) in A and there are no scopes |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4730 with bindings for N between B and A, then N |
|
17702
e3f0fd38c24b
Several small changes. Mostly reformatting, adding parens.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17637
diff
changeset
|
4731 is global in B. Unless A is a class scope, |
|
e3f0fd38c24b
Several small changes. Mostly reformatting, adding parens.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17637
diff
changeset
|
4732 because class scopes are not considered for |
|
e3f0fd38c24b
Several small changes. Mostly reformatting, adding parens.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17637
diff
changeset
|
4733 nested scopes. |
|
16892
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4734 */ |
|
17078
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4735 if (v && (ste->ste_type != TYPE_CLASS)) { |
|
16892
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4736 int flags = PyInt_AS_LONG(v); |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4737 if (flags & DEF_GLOBAL) { |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4738 symtable_undo_free(st, child->ste_id, |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4739 name); |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4740 continue; |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4741 } |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4742 } |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4743 if (ste->ste_nested) { |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4744 if (symtable_add_def_o(st, ste->ste_symbols, |
|
16571
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4745 name, def) < 0) { |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4746 Py_DECREF(list); |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4747 return -1; |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4748 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4749 } else { |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4750 if (symtable_check_global(st, child->ste_id, |
|
16571
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4751 name) < 0) { |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4752 Py_DECREF(list); |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4753 return -1; |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4754 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4755 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4756 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4757 } |
|
16571
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4758 |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4759 Py_XDECREF(list); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4760 return 0; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4761 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4762 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4763 /* If the current scope is a non-nested class or if name is not |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4764 defined in the current, non-nested scope, then it is an implicit |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4765 global in all nested scopes. |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4766 */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4767 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4768 static int |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4769 symtable_check_global(struct symtable *st, PyObject *child, PyObject *name) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4770 { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4771 PyObject *o; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4772 int v; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4773 PySymtableEntryObject *ste = st->st_cur; |
|
16892
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4774 |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4775 if (ste->ste_type == TYPE_CLASS) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4776 return symtable_undo_free(st, child, name); |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4777 o = PyDict_GetItem(ste->ste_symbols, name); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4778 if (o == NULL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4779 return symtable_undo_free(st, child, name); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4780 v = PyInt_AS_LONG(o); |
|
16892
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4781 |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
4782 if (is_free(v) || (v & DEF_GLOBAL)) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4783 return symtable_undo_free(st, child, name); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4784 else |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4785 return symtable_add_def_o(st, ste->ste_symbols, |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4786 name, DEF_FREE); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4787 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4788 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4789 static int |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4790 symtable_undo_free(struct symtable *st, PyObject *id, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4791 PyObject *name) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4792 { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4793 int i, v, x; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4794 PyObject *info; |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4795 PySymtableEntryObject *ste; |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4796 |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4797 ste = (PySymtableEntryObject *)PyDict_GetItem(st->st_symbols, id); |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4798 if (ste == NULL) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4799 return -1; |
|
16892
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4800 |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4801 info = PyDict_GetItem(ste->ste_symbols, name); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4802 if (info == NULL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4803 return 0; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4804 v = PyInt_AS_LONG(info); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4805 if (is_free(v)) { |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4806 if (symtable_add_def_o(st, ste->ste_symbols, name, |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4807 DEF_FREE_GLOBAL) < 0) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4808 return -1; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4809 } else |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4810 /* If the name is defined here or declared global, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4811 then the recursion stops. */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4812 return 0; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4813 |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4814 for (i = 0; i < PyList_GET_SIZE(ste->ste_children); ++i) { |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4815 PySymtableEntryObject *child; |
|
16754
23c7a0108f59
symtable_update_free_vars(), symtable_undo_free(),
Barry Warsaw <barry@python.org>
parents:
16753
diff
changeset
|
4816 child = (PySymtableEntryObject *) |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4817 PyList_GET_ITEM(ste->ste_children, i); |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4818 x = symtable_undo_free(st, child->ste_id, name); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4819 if (x < 0) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4820 return x; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4821 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4822 return 0; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4823 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4824 |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4825 /* symtable_enter_scope() gets a reference via PySymtableEntry_New(). |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4826 This reference is released when the scope is exited, via the DECREF |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4827 in symtable_exit_scope(). |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4828 */ |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4829 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4830 static int |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4831 symtable_exit_scope(struct symtable *st) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4832 { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4833 int end; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4834 |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4835 if (st->st_pass == 1) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4836 symtable_update_free_vars(st); |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4837 Py_DECREF(st->st_cur); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4838 end = PyList_GET_SIZE(st->st_stack) - 1; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4839 st->st_cur = (PySymtableEntryObject *)PyList_GET_ITEM(st->st_stack, |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4840 end); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4841 if (PySequence_DelItem(st->st_stack, end) < 0) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4842 return -1; |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4843 return 0; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4844 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4845 |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4846 static void |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4847 symtable_enter_scope(struct symtable *st, char *name, int type, |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4848 int lineno) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4849 { |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4850 PySymtableEntryObject *prev = NULL; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4851 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4852 if (st->st_cur) { |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4853 prev = st->st_cur; |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4854 if (PyList_Append(st->st_stack, (PyObject *)st->st_cur) < 0) { |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4855 Py_DECREF(st->st_cur); |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4856 st->st_errors++; |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4857 return; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4858 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4859 } |
|
16754
23c7a0108f59
symtable_update_free_vars(), symtable_undo_free(),
Barry Warsaw <barry@python.org>
parents:
16753
diff
changeset
|
4860 st->st_cur = (PySymtableEntryObject *) |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4861 PySymtableEntry_New(st, name, type, lineno); |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4862 if (strcmp(name, TOP) == 0) |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4863 st->st_global = st->st_cur->ste_symbols; |
|
16753
51977af230fa
Fix for bug 133489: compiler leaks memory
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16699
diff
changeset
|
4864 if (prev && st->st_pass == 1) { |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4865 if (PyList_Append(prev->ste_children, |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4866 (PyObject *)st->st_cur) < 0) |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4867 st->st_errors++; |
|
16753
51977af230fa
Fix for bug 133489: compiler leaks memory
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16699
diff
changeset
|
4868 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4869 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4870 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4871 static int |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4872 symtable_lookup(struct symtable *st, char *name) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4873 { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4874 char buffer[MANGLE_LEN]; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4875 PyObject *v; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4876 int flags; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4877 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4878 if (mangle(st->st_private, name, buffer, sizeof(buffer))) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4879 name = buffer; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4880 v = PyDict_GetItemString(st->st_cur->ste_symbols, name); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4881 if (v == NULL) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4882 if (PyErr_Occurred()) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4883 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4884 else |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4885 return 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4886 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4887 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4888 flags = PyInt_AS_LONG(v); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4889 return flags; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4890 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4891 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4892 static int |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4893 symtable_add_def(struct symtable *st, char *name, int flag) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4894 { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4895 PyObject *s; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4896 char buffer[MANGLE_LEN]; |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
4897 int ret; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4898 |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
4899 if (mangle(st->st_private, name, buffer, sizeof(buffer))) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4900 name = buffer; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4901 if ((s = PyString_InternFromString(name)) == NULL) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4902 return -1; |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
4903 ret = symtable_add_def_o(st, st->st_cur->ste_symbols, s, flag); |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
4904 Py_DECREF(s); |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
4905 return ret; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4906 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4907 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4908 /* Must only be called with mangled names */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4909 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4910 static int |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4911 symtable_add_def_o(struct symtable *st, PyObject *dict, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4912 PyObject *name, int flag) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4913 { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4914 PyObject *o; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4915 int val; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4916 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4917 if ((o = PyDict_GetItem(dict, name))) { |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4918 val = PyInt_AS_LONG(o); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4919 if ((flag & DEF_PARAM) && (val & DEF_PARAM)) { |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
4920 PyErr_Format(PyExc_SyntaxError, DUPLICATE_ARGUMENT, |
|
16394
f700e6b8de1f
Undo recent change that banned using import to bind a global, as per
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16357
diff
changeset
|
4921 PyString_AsString(name)); |
|
16838
09f6c1372056
Improve SyntaxErrors for bad future statements. Set file and location
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16831
diff
changeset
|
4922 PyErr_SyntaxLocation(st->st_filename, |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4923 st->st_cur->ste_lineno); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4924 return -1; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4925 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4926 val |= flag; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4927 } else |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4928 val = flag; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4929 o = PyInt_FromLong(val); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4930 if (PyDict_SetItem(dict, name, o) < 0) { |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4931 Py_DECREF(o); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4932 return -1; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4933 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4934 Py_DECREF(o); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4935 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4936 if (flag & DEF_PARAM) { |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4937 if (PyList_Append(st->st_cur->ste_varnames, name) < 0) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4938 return -1; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4939 } else if (flag & DEF_GLOBAL) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4940 /* XXX need to update DEF_GLOBAL for other flags too; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4941 perhaps only DEF_FREE_GLOBAL */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4942 if ((o = PyDict_GetItem(st->st_global, name))) { |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4943 val = PyInt_AS_LONG(o); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4944 val |= flag; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4945 } else |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4946 val = flag; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4947 o = PyInt_FromLong(val); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4948 if (PyDict_SetItem(st->st_global, name, o) < 0) { |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4949 Py_DECREF(o); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4950 return -1; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4951 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4952 Py_DECREF(o); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4953 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4954 return 0; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4955 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4956 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4957 #define symtable_add_use(ST, NAME) symtable_add_def((ST), (NAME), USE) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4958 |
|
18333
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
4959 /* Look for a yield stmt under n. Return 1 if found, else 0. |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
4960 This hack is used to look inside "if 0:" blocks (which are normally |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
4961 ignored) in case those are the only places a yield occurs (so that this |
|
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
4962 function is a generator). */ |
|
18274
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4963 static int |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4964 look_for_yield(node *n) |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4965 { |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4966 int i; |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4967 |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4968 for (i = 0; i < NCH(n); ++i) { |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4969 node *kid = CHILD(n, i); |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4970 |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4971 switch (TYPE(kid)) { |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4972 |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4973 case classdef: |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4974 case funcdef: |
|
18333
41243cb4ea05
Another "if 0:" hack, this time to complain about otherwise invisible
Tim Peters <tim.peters@gmail.com>
parents:
18274
diff
changeset
|
4975 case lambdef: |
|
18274
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4976 /* Stuff in nested functions and classes can't make |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4977 the parent a generator. */ |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4978 return 0; |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4979 |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4980 case yield_stmt: |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4981 return 1; |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4982 |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4983 default: |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4984 if (look_for_yield(kid)) |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4985 return 1; |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4986 } |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4987 } |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4988 return 0; |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4989 } |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
4990 |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4991 static void |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4992 symtable_node(struct symtable *st, node *n) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4993 { |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
4994 int i; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4995 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4996 loop: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4997 switch (TYPE(n)) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4998 case funcdef: { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4999 char *func_name = STR(CHILD(n, 1)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5000 symtable_add_def(st, func_name, DEF_LOCAL); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5001 symtable_default_args(st, CHILD(n, 2)); |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
5002 symtable_enter_scope(st, func_name, TYPE(n), n->n_lineno); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5003 symtable_funcdef(st, n); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5004 symtable_exit_scope(st); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5005 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5006 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5007 case lambdef: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5008 if (NCH(n) == 4) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5009 symtable_default_args(st, CHILD(n, 1)); |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
5010 symtable_enter_scope(st, "lambda", TYPE(n), n->n_lineno); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5011 symtable_funcdef(st, n); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5012 symtable_exit_scope(st); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5013 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5014 case classdef: { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5015 char *tmp, *class_name = STR(CHILD(n, 1)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5016 symtable_add_def(st, class_name, DEF_LOCAL); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5017 if (TYPE(CHILD(n, 2)) == LPAR) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5018 node *bases = CHILD(n, 3); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5019 int i; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5020 for (i = 0; i < NCH(bases); i += 2) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5021 symtable_node(st, CHILD(bases, i)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5022 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5023 } |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
5024 symtable_enter_scope(st, class_name, TYPE(n), n->n_lineno); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5025 tmp = st->st_private; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5026 st->st_private = class_name; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5027 symtable_node(st, CHILD(n, NCH(n) - 1)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5028 st->st_private = tmp; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5029 symtable_exit_scope(st); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5030 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5031 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5032 case if_stmt: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5033 for (i = 0; i + 3 < NCH(n); i += 4) { |
|
18274
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
5034 if (is_constant_false(NULL, (CHILD(n, i + 1)))) { |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
5035 if (st->st_cur->ste_generator == 0) |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
5036 st->st_cur->ste_generator = |
|
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
5037 look_for_yield(CHILD(n, i+3)); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5038 continue; |
|
18274
86dab0d43b73
SF bug #436207: "if 0: yield x" is ignored.
Tim Peters <tim.peters@gmail.com>
parents:
18243
diff
changeset
|
5039 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5040 symtable_node(st, CHILD(n, i + 1)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5041 symtable_node(st, CHILD(n, i + 3)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5042 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5043 if (i + 2 < NCH(n)) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5044 symtable_node(st, CHILD(n, i + 2)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5045 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5046 case global_stmt: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5047 symtable_global(st, n); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5048 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5049 case import_stmt: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5050 symtable_import(st, n); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5051 break; |
|
16394
f700e6b8de1f
Undo recent change that banned using import to bind a global, as per
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16357
diff
changeset
|
5052 case exec_stmt: { |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
5053 st->st_cur->ste_optimized |= OPT_EXEC; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5054 symtable_node(st, CHILD(n, 1)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5055 if (NCH(n) > 2) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5056 symtable_node(st, CHILD(n, 3)); |
|
17132
55218e0495bc
Set the line number correctly for a nested function with an exec or
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17131
diff
changeset
|
5057 else { |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
5058 st->st_cur->ste_optimized |= OPT_BARE_EXEC; |
|
17132
55218e0495bc
Set the line number correctly for a nested function with an exec or
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17131
diff
changeset
|
5059 st->st_cur->ste_opt_lineno = n->n_lineno; |
|
55218e0495bc
Set the line number correctly for a nested function with an exec or
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17131
diff
changeset
|
5060 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5061 if (NCH(n) > 4) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5062 symtable_node(st, CHILD(n, 5)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5063 break; |
|
16394
f700e6b8de1f
Undo recent change that banned using import to bind a global, as per
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16357
diff
changeset
|
5064 |
|
f700e6b8de1f
Undo recent change that banned using import to bind a global, as per
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16357
diff
changeset
|
5065 } |
|
16680
17ed61fd5b65
When running python -O, do not include blocks defined in asserts in
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16677
diff
changeset
|
5066 case assert_stmt: |
|
17ed61fd5b65
When running python -O, do not include blocks defined in asserts in
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16677
diff
changeset
|
5067 if (Py_OptimizeFlag) |
|
17ed61fd5b65
When running python -O, do not include blocks defined in asserts in
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16677
diff
changeset
|
5068 return; |
|
17ed61fd5b65
When running python -O, do not include blocks defined in asserts in
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16677
diff
changeset
|
5069 if (NCH(n) == 2) { |
|
17ed61fd5b65
When running python -O, do not include blocks defined in asserts in
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16677
diff
changeset
|
5070 n = CHILD(n, 1); |
|
17ed61fd5b65
When running python -O, do not include blocks defined in asserts in
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16677
diff
changeset
|
5071 goto loop; |
|
17ed61fd5b65
When running python -O, do not include blocks defined in asserts in
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16677
diff
changeset
|
5072 } else { |
|
17ed61fd5b65
When running python -O, do not include blocks defined in asserts in
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16677
diff
changeset
|
5073 symtable_node(st, CHILD(n, 1)); |
|
17ed61fd5b65
When running python -O, do not include blocks defined in asserts in
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16677
diff
changeset
|
5074 n = CHILD(n, 3); |
|
17ed61fd5b65
When running python -O, do not include blocks defined in asserts in
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16677
diff
changeset
|
5075 goto loop; |
|
17ed61fd5b65
When running python -O, do not include blocks defined in asserts in
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16677
diff
changeset
|
5076 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5077 case except_clause: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5078 if (NCH(n) == 4) |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5079 symtable_assign(st, CHILD(n, 3), 0); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5080 if (NCH(n) > 1) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5081 n = CHILD(n, 1); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5082 goto loop; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5083 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5084 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5085 case del_stmt: |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5086 symtable_assign(st, CHILD(n, 1), 0); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5087 break; |
|
18148
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
5088 case yield_stmt: |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
5089 st->st_cur->ste_generator = 1; |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
5090 n = CHILD(n, 1); |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18065
diff
changeset
|
5091 goto loop; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5092 case expr_stmt: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5093 if (NCH(n) == 1) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5094 n = CHILD(n, 0); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5095 else { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5096 if (TYPE(CHILD(n, 1)) == augassign) { |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5097 symtable_assign(st, CHILD(n, 0), 0); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5098 symtable_node(st, CHILD(n, 2)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5099 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5100 } else { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5101 int i; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5102 for (i = 0; i < NCH(n) - 2; i += 2) |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5103 symtable_assign(st, CHILD(n, i), 0); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5104 n = CHILD(n, NCH(n) - 1); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5105 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5106 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5107 goto loop; |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5108 case list_iter: |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5109 n = CHILD(n, 0); |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5110 if (TYPE(n) == list_for) { |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5111 st->st_tmpname++; |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5112 symtable_list_comprehension(st, n); |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5113 st->st_tmpname--; |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5114 } else { |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5115 REQ(n, list_if); |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5116 symtable_node(st, CHILD(n, 1)); |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5117 if (NCH(n) == 3) { |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5118 n = CHILD(n, 2); |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5119 goto loop; |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5120 } |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5121 } |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5122 break; |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5123 case for_stmt: |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5124 symtable_assign(st, CHILD(n, 1), 0); |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5125 for (i = 3; i < NCH(n); ++i) |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5126 if (TYPE(CHILD(n, i)) >= single_input) |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5127 symtable_node(st, CHILD(n, i)); |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5128 break; |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5129 /* The remaining cases fall through to default except in |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5130 special circumstances. This requires the individual cases |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5131 to be coded with great care, even though they look like |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5132 rather innocuous. Each case must double-check TYPE(n). |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5133 */ |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5134 case argument: |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5135 if (TYPE(n) == argument && NCH(n) == 3) { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5136 n = CHILD(n, 2); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5137 goto loop; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5138 } |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5139 /* fall through */ |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5140 case listmaker: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5141 if (NCH(n) > 1 && TYPE(CHILD(n, 1)) == list_for) { |
|
17076
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
5142 st->st_tmpname++; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5143 symtable_list_comprehension(st, CHILD(n, 1)); |
|
17076
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
5144 symtable_node(st, CHILD(n, 0)); |
|
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
5145 st->st_tmpname--; |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5146 break; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5147 } |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5148 /* fall through */ |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5149 case atom: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5150 if (TYPE(n) == atom && TYPE(CHILD(n, 0)) == NAME) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5151 symtable_add_use(st, STR(CHILD(n, 0))); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5152 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5153 } |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5154 /* fall through */ |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5155 default: |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5156 /* Walk over every non-token child with a special case |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5157 for one child. |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5158 */ |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5159 if (NCH(n) == 1) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5160 n = CHILD(n, 0); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5161 goto loop; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5162 } |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5163 for (i = 0; i < NCH(n); ++i) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5164 if (TYPE(CHILD(n, i)) >= single_input) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5165 symtable_node(st, CHILD(n, i)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5166 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5167 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5168 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5169 static void |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5170 symtable_funcdef(struct symtable *st, node *n) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5171 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5172 node *body; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5173 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5174 if (TYPE(n) == lambdef) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5175 if (NCH(n) == 4) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5176 symtable_params(st, CHILD(n, 1)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5177 } else |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5178 symtable_params(st, CHILD(n, 2)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5179 body = CHILD(n, NCH(n) - 1); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5180 symtable_node(st, body); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5181 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5182 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5183 /* The next two functions parse the argument tuple. |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5184 symtable_default_arg() checks for names in the default arguments, |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5185 which are references in the defining scope. symtable_params() |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5186 parses the parameter names, which are defined in the function's |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5187 body. |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5188 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5189 varargslist: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5190 (fpdef ['=' test] ',')* ('*' NAME [',' '**' NAME] | '**' NAME) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5191 | fpdef ['=' test] (',' fpdef ['=' test])* [','] |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5192 */ |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5193 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5194 static void |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5195 symtable_default_args(struct symtable *st, node *n) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5196 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5197 node *c; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5198 int i; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5199 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5200 if (TYPE(n) == parameters) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5201 n = CHILD(n, 1); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5202 if (TYPE(n) == RPAR) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5203 return; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5204 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5205 REQ(n, varargslist); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5206 for (i = 0; i < NCH(n); i += 2) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5207 c = CHILD(n, i); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5208 if (TYPE(c) == STAR || TYPE(c) == DOUBLESTAR) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5209 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5210 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5211 if (i > 0 && (TYPE(CHILD(n, i - 1)) == EQUAL)) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5212 symtable_node(st, CHILD(n, i)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5213 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5214 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5215 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5216 static void |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5217 symtable_params(struct symtable *st, node *n) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5218 { |
|
16250
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5219 int i, complex = -1, ext = 0; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5220 node *c = NULL; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5221 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5222 if (TYPE(n) == parameters) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5223 n = CHILD(n, 1); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5224 if (TYPE(n) == RPAR) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5225 return; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5226 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5227 REQ(n, varargslist); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5228 for (i = 0; i < NCH(n); i += 2) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5229 c = CHILD(n, i); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5230 if (TYPE(c) == STAR || TYPE(c) == DOUBLESTAR) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5231 ext = 1; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5232 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5233 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5234 if (TYPE(c) == test) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5235 continue; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5236 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5237 if (TYPE(CHILD(c, 0)) == NAME) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5238 symtable_add_def(st, STR(CHILD(c, 0)), DEF_PARAM); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5239 else { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5240 char nbuf[10]; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5241 sprintf(nbuf, ".%d", i); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5242 symtable_add_def(st, nbuf, DEF_PARAM); |
|
16250
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5243 complex = i; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5244 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5245 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5246 if (ext) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5247 c = CHILD(n, i); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5248 if (TYPE(c) == STAR) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5249 i++; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5250 symtable_add_def(st, STR(CHILD(n, i)), |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5251 DEF_PARAM | DEF_STAR); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5252 i += 2; |
|
16137
883cb0e31bb2
prevent symtable_params() from dereferencing off the end of the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16096
diff
changeset
|
5253 if (i >= NCH(n)) |
|
16250
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5254 c = NULL; |
|
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5255 else |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5256 c = CHILD(n, i); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5257 } |
|
16250
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5258 if (c && TYPE(c) == DOUBLESTAR) { |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5259 i++; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5260 symtable_add_def(st, STR(CHILD(n, i)), |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5261 DEF_PARAM | DEF_DOUBLESTAR); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5262 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5263 } |
|
16250
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5264 if (complex >= 0) { |
|
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5265 int j; |
|
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5266 for (j = 0; j <= complex; j++) { |
|
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5267 c = CHILD(n, j); |
|
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5268 if (TYPE(c) == COMMA) |
|
16699
7334b2cedda8
Fix for implicit tuple + default arguments, courtesy of Michael Hudson.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16680
diff
changeset
|
5269 c = CHILD(n, ++j); |
|
7334b2cedda8
Fix for implicit tuple + default arguments, courtesy of Michael Hudson.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16680
diff
changeset
|
5270 else if (TYPE(c) == EQUAL) |
|
7334b2cedda8
Fix for implicit tuple + default arguments, courtesy of Michael Hudson.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16680
diff
changeset
|
5271 c = CHILD(n, j += 3); |
|
16250
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5272 if (TYPE(CHILD(c, 0)) == LPAR) |
|
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5273 symtable_params_fplist(st, CHILD(c, 1)); |
|
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5274 } |
|
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5275 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5276 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5277 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5278 static void |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5279 symtable_params_fplist(struct symtable *st, node *n) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5280 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5281 int i; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5282 node *c; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5283 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5284 REQ(n, fplist); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5285 for (i = 0; i < NCH(n); i += 2) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5286 c = CHILD(n, i); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5287 REQ(c, fpdef); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5288 if (NCH(c) == 1) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5289 symtable_add_def(st, STR(CHILD(c, 0)), |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5290 DEF_PARAM | DEF_INTUPLE); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5291 else |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5292 symtable_params_fplist(st, CHILD(c, 1)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5293 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5294 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5295 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5296 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5297 static void |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5298 symtable_global(struct symtable *st, node *n) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5299 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5300 int i; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5301 |
|
16916
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
5302 /* XXX It might be helpful to warn about module-level global |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
5303 statements, but it's hard to tell the difference between |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
5304 module-level and a string passed to exec. |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
5305 */ |
|
16871
d675d75af839
Warn about global statement at the module level.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16862
diff
changeset
|
5306 |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
5307 for (i = 1; i < NCH(n); i += 2) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
5308 char *name = STR(CHILD(n, i)); |
|
16783
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5309 int flags; |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5310 |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5311 flags = symtable_lookup(st, name); |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5312 if (flags < 0) |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5313 continue; |
|
16783
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5314 if (flags && flags != DEF_GLOBAL) { |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5315 char buf[500]; |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5316 if (flags & DEF_PARAM) { |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5317 PyErr_Format(PyExc_SyntaxError, |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5318 "name '%.400s' is local and global", |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5319 name); |
|
16838
09f6c1372056
Improve SyntaxErrors for bad future statements. Set file and location
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16831
diff
changeset
|
5320 PyErr_SyntaxLocation(st->st_filename, |
|
16783
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5321 st->st_cur->ste_lineno); |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5322 st->st_errors++; |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5323 return; |
|
16853
05785bdf289c
Use the new PyErr_WarnExplicit() API to issue better warnings for
Guido van Rossum <guido@python.org>
parents:
16838
diff
changeset
|
5324 } |
|
05785bdf289c
Use the new PyErr_WarnExplicit() API to issue better warnings for
Guido van Rossum <guido@python.org>
parents:
16838
diff
changeset
|
5325 else { |
|
05785bdf289c
Use the new PyErr_WarnExplicit() API to issue better warnings for
Guido van Rossum <guido@python.org>
parents:
16838
diff
changeset
|
5326 if (flags & DEF_LOCAL) |
|
05785bdf289c
Use the new PyErr_WarnExplicit() API to issue better warnings for
Guido van Rossum <guido@python.org>
parents:
16838
diff
changeset
|
5327 sprintf(buf, GLOBAL_AFTER_ASSIGN, |
|
05785bdf289c
Use the new PyErr_WarnExplicit() API to issue better warnings for
Guido van Rossum <guido@python.org>
parents:
16838
diff
changeset
|
5328 name); |
|
05785bdf289c
Use the new PyErr_WarnExplicit() API to issue better warnings for
Guido van Rossum <guido@python.org>
parents:
16838
diff
changeset
|
5329 else |
|
05785bdf289c
Use the new PyErr_WarnExplicit() API to issue better warnings for
Guido van Rossum <guido@python.org>
parents:
16838
diff
changeset
|
5330 sprintf(buf, GLOBAL_AFTER_USE, name); |
|
16855
ec9083ac26df
Let's have some sanity. Introduce a helper to issue a symbol table
Guido van Rossum <guido@python.org>
parents:
16853
diff
changeset
|
5331 symtable_warn(st, buf); |
|
16783
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5332 } |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5333 } |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
5334 symtable_add_def(st, name, DEF_GLOBAL); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
5335 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5336 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5337 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5338 static void |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5339 symtable_list_comprehension(struct symtable *st, node *n) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5340 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5341 char tmpname[12]; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5342 |
|
17076
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
5343 sprintf(tmpname, "_[%d]", st->st_tmpname); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5344 symtable_add_def(st, tmpname, DEF_LOCAL); |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5345 symtable_assign(st, CHILD(n, 1), 0); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5346 symtable_node(st, CHILD(n, 3)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5347 if (NCH(n) == 5) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5348 symtable_node(st, CHILD(n, 4)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5349 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5350 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5351 static void |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5352 symtable_import(struct symtable *st, node *n) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5353 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5354 int i; |
|
16394
f700e6b8de1f
Undo recent change that banned using import to bind a global, as per
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16357
diff
changeset
|
5355 /* import_stmt: 'import' dotted_as_name (',' dotted_as_name)* |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5356 | 'from' dotted_name 'import' |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5357 ('*' | import_as_name (',' import_as_name)*) |
|
16394
f700e6b8de1f
Undo recent change that banned using import to bind a global, as per
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16357
diff
changeset
|
5358 import_as_name: NAME [NAME NAME] |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5359 */ |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5360 if (STR(CHILD(n, 0))[0] == 'f') { /* from */ |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5361 node *dotname = CHILD(n, 1); |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5362 if (strcmp(STR(CHILD(dotname, 0)), "__future__") == 0) { |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5363 /* check for bogus imports */ |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5364 if (n->n_lineno >= st->st_future->ff_last_lineno) { |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5365 PyErr_SetString(PyExc_SyntaxError, |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5366 LATE_FUTURE); |
|
16838
09f6c1372056
Improve SyntaxErrors for bad future statements. Set file and location
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16831
diff
changeset
|
5367 PyErr_SyntaxLocation(st->st_filename, |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5368 n->n_lineno); |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5369 st->st_errors++; |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5370 return; |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5371 } |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5372 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5373 if (TYPE(CHILD(n, 3)) == STAR) { |
|
19018
821e35706c07
Fix SF bug [ #445474 ] warn about import * inside functions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
18631
diff
changeset
|
5374 if (st->st_cur->ste_type != TYPE_MODULE) { |
|
19021
e5754f048f0b
Another bug fix for recent import * warning (caught by Thomas Wouters)
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19019
diff
changeset
|
5375 if (symtable_warn(st, |
|
e5754f048f0b
Another bug fix for recent import * warning (caught by Thomas Wouters)
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19019
diff
changeset
|
5376 "import * only allowed at module level") < 0) |
|
e5754f048f0b
Another bug fix for recent import * warning (caught by Thomas Wouters)
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
19019
diff
changeset
|
5377 return; |
|
19018
821e35706c07
Fix SF bug [ #445474 ] warn about import * inside functions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
18631
diff
changeset
|
5378 } |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
5379 st->st_cur->ste_optimized |= OPT_IMPORT_STAR; |
|
17132
55218e0495bc
Set the line number correctly for a nested function with an exec or
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17131
diff
changeset
|
5380 st->st_cur->ste_opt_lineno = n->n_lineno; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5381 } else { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5382 for (i = 3; i < NCH(n); i += 2) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5383 node *c = CHILD(n, i); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5384 if (NCH(c) > 1) /* import as */ |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5385 symtable_assign(st, CHILD(c, 2), |
|
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5386 DEF_IMPORT); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5387 else |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5388 symtable_assign(st, CHILD(c, 0), |
|
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5389 DEF_IMPORT); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5390 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5391 } |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
5392 } else { |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5393 for (i = 1; i < NCH(n); i += 2) { |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5394 symtable_assign(st, CHILD(n, i), DEF_IMPORT); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5395 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5396 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5397 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5398 |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5399 /* The third argument to symatble_assign() is a flag to be passed to |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5400 symtable_add_def() if it is eventually called. The flag is useful |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5401 to specify the particular type of assignment that should be |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5402 recorded, e.g. an assignment caused by import. |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5403 */ |
|
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5404 |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5405 static void |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5406 symtable_assign(struct symtable *st, node *n, int def_flag) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5407 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5408 node *tmp; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5409 int i; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5410 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5411 loop: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5412 switch (TYPE(n)) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5413 case lambdef: |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5414 /* invalid assignment, e.g. lambda x:x=2. The next |
|
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5415 pass will catch this error. */ |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5416 return; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5417 case power: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5418 if (NCH(n) > 2) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5419 for (i = 2; i < NCH(n); ++i) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5420 if (TYPE(CHILD(n, i)) != DOUBLESTAR) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5421 symtable_node(st, CHILD(n, i)); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5422 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5423 if (NCH(n) > 1) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5424 symtable_node(st, CHILD(n, 0)); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5425 symtable_node(st, CHILD(n, 1)); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5426 } else { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5427 n = CHILD(n, 0); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5428 goto loop; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5429 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5430 return; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5431 case listmaker: |
|
17076
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
5432 if (NCH(n) > 1 && TYPE(CHILD(n, 1)) == list_for) { |
|
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
5433 /* XXX This is an error, but the next pass |
|
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
5434 will catch it. */ |
|
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
5435 return; |
|
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
5436 } else { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5437 for (i = 0; i < NCH(n); i += 2) |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5438 symtable_assign(st, CHILD(n, i), def_flag); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5439 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5440 return; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5441 case exprlist: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5442 case testlist: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5443 if (NCH(n) == 1) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5444 n = CHILD(n, 0); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5445 goto loop; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5446 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5447 else { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5448 int i; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5449 for (i = 0; i < NCH(n); i += 2) |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5450 symtable_assign(st, CHILD(n, i), def_flag); |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5451 return; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5452 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5453 case atom: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5454 tmp = CHILD(n, 0); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5455 if (TYPE(tmp) == LPAR || TYPE(tmp) == LSQB) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5456 n = CHILD(n, 1); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5457 goto loop; |
|
17185
f9a30015e8b0
Make it illegal to assign to __debug__ as per Guido's request.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17132
diff
changeset
|
5458 } else if (TYPE(tmp) == NAME) { |
|
17355
4468a8da67ca
Warn when assigning to __debug__ instead of raising an error.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17185
diff
changeset
|
5459 if (strcmp(STR(tmp), "__debug__") == 0) |
|
4468a8da67ca
Warn when assigning to __debug__ instead of raising an error.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17185
diff
changeset
|
5460 symtable_warn(st, ASSIGN_DEBUG); |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5461 symtable_add_def(st, STR(tmp), DEF_LOCAL | def_flag); |
|
17185
f9a30015e8b0
Make it illegal to assign to __debug__ as per Guido's request.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17132
diff
changeset
|
5462 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5463 return; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5464 case dotted_as_name: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5465 if (NCH(n) == 3) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5466 symtable_add_def(st, STR(CHILD(n, 2)), |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5467 DEF_LOCAL | def_flag); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5468 else |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5469 symtable_add_def(st, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5470 STR(CHILD(CHILD(n, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5471 0), 0)), |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5472 DEF_LOCAL | def_flag); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5473 return; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5474 case dotted_name: |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5475 symtable_add_def(st, STR(CHILD(n, 0)), DEF_LOCAL | def_flag); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5476 return; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5477 case NAME: |
|
20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
|
5478 symtable_add_def(st, STR(n), DEF_LOCAL | def_flag); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5479 return; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5480 default: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5481 if (NCH(n) == 0) |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5482 return; |
|
16677
b955e74955d5
Tolerate ill-formed trees in symtable_assign(). Fixes SF bug 132510.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16658
diff
changeset
|
5483 if (NCH(n) == 1) { |
|
b955e74955d5
Tolerate ill-formed trees in symtable_assign(). Fixes SF bug 132510.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16658
diff
changeset
|
5484 n = CHILD(n, 0); |
|
b955e74955d5
Tolerate ill-formed trees in symtable_assign(). Fixes SF bug 132510.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16658
diff
changeset
|
5485 goto loop; |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5486 } |
|
16677
b955e74955d5
Tolerate ill-formed trees in symtable_assign(). Fixes SF bug 132510.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16658
diff
changeset
|
5487 /* Should only occur for errors like x + 1 = 1, |
|
b955e74955d5
Tolerate ill-formed trees in symtable_assign(). Fixes SF bug 132510.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16658
diff
changeset
|
5488 which will be caught in the next pass. */ |
|
b955e74955d5
Tolerate ill-formed trees in symtable_assign(). Fixes SF bug 132510.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16658
diff
changeset
|
5489 for (i = 0; i < NCH(n); ++i) |
|
b955e74955d5
Tolerate ill-formed trees in symtable_assign(). Fixes SF bug 132510.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16658
diff
changeset
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5490 if (TYPE(CHILD(n, i)) >= single_input) |
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20517
d51fe520e5fd
Fix for SF bug [ #471928 ] global made w/nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
20491
diff
changeset
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5491 symtable_assign(st, CHILD(n, i), def_flag); |
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16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
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5492 } |
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c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5493 } |