Mercurial > cpython-lru_cache-weakref
annotate Python/compile.c @ 17355:4468a8da67ca legacy-trunk
Warn when assigning to __debug__ instead of raising an error.
| author | Jeremy Hylton <jeremy@alum.mit.edu> |
|---|---|
| date | Mon, 09 Apr 2001 16:07:59 +0000 |
| parents | f9a30015e8b0 |
| children | f939ce52a734 |
| 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 |
| 76 static struct memberlist 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 | |
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94 static PyObject * |
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95 code_getattr(PyCodeObject *co, char *name) |
| 86 | 96 { |
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97 return PyMember_Get((char *)co, code_memberlist, name); |
| 86 | 98 } |
| 69 | 99 |
| 100 static void | |
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101 code_dealloc(PyCodeObject *co) |
| 69 | 102 { |
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103 Py_XDECREF(co->co_code); |
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104 Py_XDECREF(co->co_consts); |
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105 Py_XDECREF(co->co_names); |
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106 Py_XDECREF(co->co_varnames); |
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107 Py_XDECREF(co->co_freevars); |
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108 Py_XDECREF(co->co_cellvars); |
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109 Py_XDECREF(co->co_filename); |
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110 Py_XDECREF(co->co_name); |
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111 Py_XDECREF(co->co_lnotab); |
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112 PyObject_DEL(co); |
| 69 | 113 } |
| 114 | |
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115 static PyObject * |
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116 code_repr(PyCodeObject *co) |
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117 { |
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118 char buf[500]; |
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119 int lineno = -1; |
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120 char *filename = "???"; |
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121 char *name = "???"; |
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122 |
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123 if (co->co_firstlineno != 0) |
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124 lineno = co->co_firstlineno; |
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125 if (co->co_filename && PyString_Check(co->co_filename)) |
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126 filename = PyString_AS_STRING(co->co_filename); |
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127 if (co->co_name && PyString_Check(co->co_name)) |
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128 name = PyString_AS_STRING(co->co_name); |
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129 sprintf(buf, "<code object %.100s at %p, file \"%.300s\", line %d>", |
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130 name, co, filename, lineno); |
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131 return PyString_FromString(buf); |
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132 } |
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133 |
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134 static int |
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135 code_compare(PyCodeObject *co, PyCodeObject *cp) |
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136 { |
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137 int cmp; |
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138 cmp = PyObject_Compare(co->co_name, cp->co_name); |
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139 if (cmp) return cmp; |
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140 cmp = co->co_argcount - cp->co_argcount; |
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141 if (cmp) return cmp; |
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142 cmp = co->co_nlocals - cp->co_nlocals; |
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143 if (cmp) return cmp; |
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144 cmp = co->co_flags - cp->co_flags; |
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145 if (cmp) return cmp; |
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146 cmp = PyObject_Compare(co->co_code, cp->co_code); |
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147 if (cmp) return cmp; |
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148 cmp = PyObject_Compare(co->co_consts, cp->co_consts); |
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149 if (cmp) return cmp; |
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150 cmp = PyObject_Compare(co->co_names, cp->co_names); |
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151 if (cmp) return cmp; |
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152 cmp = PyObject_Compare(co->co_varnames, cp->co_varnames); |
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153 if (cmp) return cmp; |
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154 cmp = PyObject_Compare(co->co_freevars, cp->co_freevars); |
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155 if (cmp) return cmp; |
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156 cmp = PyObject_Compare(co->co_cellvars, cp->co_cellvars); |
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157 return cmp; |
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158 } |
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159 |
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160 static long |
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161 code_hash(PyCodeObject *co) |
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162 { |
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163 long h, h0, h1, h2, h3, h4, h5, h6; |
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164 h0 = PyObject_Hash(co->co_name); |
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165 if (h0 == -1) return -1; |
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166 h1 = PyObject_Hash(co->co_code); |
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167 if (h1 == -1) return -1; |
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168 h2 = PyObject_Hash(co->co_consts); |
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169 if (h2 == -1) return -1; |
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170 h3 = PyObject_Hash(co->co_names); |
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171 if (h3 == -1) return -1; |
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172 h4 = PyObject_Hash(co->co_varnames); |
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173 if (h4 == -1) return -1; |
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174 h5 = PyObject_Hash(co->co_freevars); |
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175 if (h5 == -1) return -1; |
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176 h6 = PyObject_Hash(co->co_cellvars); |
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177 if (h6 == -1) return -1; |
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178 h = h0 ^ h1 ^ h2 ^ h3 ^ h4 ^ h5 ^ h6 ^ |
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179 co->co_argcount ^ co->co_nlocals ^ co->co_flags; |
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180 if (h == -1) h = -2; |
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181 return h; |
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182 } |
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183 |
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184 /* XXX code objects need to participate in GC? */ |
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185 |
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186 PyTypeObject PyCode_Type = { |
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187 PyObject_HEAD_INIT(&PyType_Type) |
| 69 | 188 0, |
| 189 "code", | |
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190 sizeof(PyCodeObject), |
| 69 | 191 0, |
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192 (destructor)code_dealloc, /*tp_dealloc*/ |
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193 0, /*tp_print*/ |
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194 (getattrfunc)code_getattr, /*tp_getattr*/ |
| 69 | 195 0, /*tp_setattr*/ |
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196 (cmpfunc)code_compare, /*tp_compare*/ |
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197 (reprfunc)code_repr, /*tp_repr*/ |
| 69 | 198 0, /*tp_as_number*/ |
| 199 0, /*tp_as_sequence*/ | |
| 200 0, /*tp_as_mapping*/ | |
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201 (hashfunc)code_hash, /*tp_hash*/ |
| 69 | 202 }; |
| 203 | |
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204 #define NAME_CHARS \ |
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205 "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz" |
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206 |
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207 /* all_name_chars(s): true iff all chars in s are valid NAME_CHARS */ |
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208 |
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209 static int |
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210 all_name_chars(unsigned char *s) |
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211 { |
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212 static char ok_name_char[256]; |
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213 static unsigned char *name_chars = (unsigned char *)NAME_CHARS; |
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214 |
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215 if (ok_name_char[*name_chars] == 0) { |
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216 unsigned char *p; |
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217 for (p = name_chars; *p; p++) |
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218 ok_name_char[*p] = 1; |
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219 } |
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220 while (*s) { |
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221 if (ok_name_char[*s++] == 0) |
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222 return 0; |
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223 } |
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224 return 1; |
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225 } |
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226 |
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227 static int |
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228 intern_strings(PyObject *tuple) |
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229 { |
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230 int i; |
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231 |
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232 for (i = PyTuple_GET_SIZE(tuple); --i >= 0; ) { |
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233 PyObject *v = PyTuple_GET_ITEM(tuple, i); |
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234 if (v == NULL || !PyString_Check(v)) { |
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235 Py_FatalError("non-string found in code slot"); |
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236 PyErr_BadInternalCall(); |
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237 return -1; |
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238 } |
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239 PyString_InternInPlace(&PyTuple_GET_ITEM(tuple, i)); |
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240 } |
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241 return 0; |
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242 } |
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243 |
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244 PyCodeObject * |
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245 PyCode_New(int argcount, int nlocals, int stacksize, int flags, |
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246 PyObject *code, PyObject *consts, PyObject *names, |
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247 PyObject *varnames, PyObject *freevars, PyObject *cellvars, |
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248 PyObject *filename, PyObject *name, int firstlineno, |
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249 PyObject *lnotab) |
| 69 | 250 { |
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251 PyCodeObject *co; |
| 69 | 252 int i; |
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253 PyBufferProcs *pb; |
| 69 | 254 /* Check argument types */ |
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255 if (argcount < 0 || nlocals < 0 || |
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256 code == NULL || |
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257 consts == NULL || !PyTuple_Check(consts) || |
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258 names == NULL || !PyTuple_Check(names) || |
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259 varnames == NULL || !PyTuple_Check(varnames) || |
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260 freevars == NULL || !PyTuple_Check(freevars) || |
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261 cellvars == NULL || !PyTuple_Check(cellvars) || |
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262 name == NULL || !PyString_Check(name) || |
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263 filename == NULL || !PyString_Check(filename) || |
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264 lnotab == NULL || !PyString_Check(lnotab)) { |
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265 PyErr_BadInternalCall(); |
| 69 | 266 return NULL; |
| 267 } | |
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268 pb = code->ob_type->tp_as_buffer; |
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269 if (pb == NULL || |
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270 pb->bf_getreadbuffer == NULL || |
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271 pb->bf_getsegcount == NULL || |
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272 (*pb->bf_getsegcount)(code, NULL) != 1) |
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273 { |
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274 PyErr_BadInternalCall(); |
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275 return NULL; |
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276 } |
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277 intern_strings(names); |
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278 intern_strings(varnames); |
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279 if (freevars == NULL) |
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280 freevars = PyTuple_New(0); |
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281 intern_strings(freevars); |
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282 if (cellvars == NULL) |
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283 cellvars = PyTuple_New(0); |
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284 intern_strings(cellvars); |
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285 /* Intern selected string constants */ |
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286 for (i = PyTuple_Size(consts); --i >= 0; ) { |
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287 PyObject *v = PyTuple_GetItem(consts, i); |
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288 if (!PyString_Check(v)) |
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289 continue; |
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290 if (!all_name_chars((unsigned char *)PyString_AS_STRING(v))) |
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291 continue; |
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292 PyString_InternInPlace(&PyTuple_GET_ITEM(consts, i)); |
| 69 | 293 } |
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294 co = PyObject_NEW(PyCodeObject, &PyCode_Type); |
| 69 | 295 if (co != NULL) { |
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296 co->co_argcount = argcount; |
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297 co->co_nlocals = nlocals; |
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298 co->co_stacksize = stacksize; |
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299 co->co_flags = flags; |
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300 Py_INCREF(code); |
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301 co->co_code = code; |
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302 Py_INCREF(consts); |
| 69 | 303 co->co_consts = consts; |
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304 Py_INCREF(names); |
| 69 | 305 co->co_names = names; |
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306 Py_INCREF(varnames); |
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307 co->co_varnames = varnames; |
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308 Py_INCREF(freevars); |
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309 co->co_freevars = freevars; |
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310 Py_INCREF(cellvars); |
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311 co->co_cellvars = cellvars; |
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312 Py_INCREF(filename); |
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266
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313 co->co_filename = filename; |
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314 Py_INCREF(name); |
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315 co->co_name = name; |
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316 co->co_firstlineno = firstlineno; |
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317 Py_INCREF(lnotab); |
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318 co->co_lnotab = lnotab; |
| 69 | 319 } |
| 320 return co; | |
| 321 } | |
| 322 | |
| 323 | |
| 324 /* Data structure used internally */ | |
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325 |
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326 /* The compiler uses two passes to generate bytecodes. The first pass |
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327 builds the symbol table. The second pass generates the bytecode. |
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328 |
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329 The first pass uses a single symtable struct. The second pass uses |
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330 a compiling struct for each code block. The compiling structs |
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331 share a reference to the symtable. |
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332 |
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333 The two passes communicate via symtable_load_symbols() and via |
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334 is_local() and is_global(). The former initializes several slots |
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335 in the compiling struct: c_varnames, c_locals, c_nlocals, |
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336 c_argcount, c_globals, and c_flags. |
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337 */ |
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338 |
| 69 | 339 struct compiling { |
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340 PyObject *c_code; /* string */ |
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341 PyObject *c_consts; /* list of objects */ |
| 12522 | 342 PyObject *c_const_dict; /* inverse of c_consts */ |
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343 PyObject *c_names; /* list of strings (names) */ |
| 12522 | 344 PyObject *c_name_dict; /* inverse of c_names */ |
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345 PyObject *c_globals; /* dictionary (value=None) */ |
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346 PyObject *c_locals; /* dictionary (value=localID) */ |
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347 PyObject *c_varnames; /* list (inverse of c_locals) */ |
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348 PyObject *c_freevars; /* dictionary (value=None) */ |
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349 PyObject *c_cellvars; /* list */ |
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350 int c_nlocals; /* index of next local */ |
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351 int c_argcount; /* number of top-level arguments */ |
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352 int c_flags; /* same as co_flags */ |
| 69 | 353 int c_nexti; /* index into c_code */ |
| 354 int c_errors; /* counts errors occurred */ | |
| 86 | 355 int c_infunction; /* set when compiling a function */ |
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356 int c_interactive; /* generating code for interactive command */ |
| 86 | 357 int c_loops; /* counts nested loops */ |
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358 int c_begin; /* begin of current loop, for 'continue' */ |
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359 int c_block[CO_MAXBLOCKS]; /* stack of block types */ |
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360 int c_nblocks; /* current block stack level */ |
| 86 | 361 char *c_filename; /* filename of current node */ |
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362 char *c_name; /* name of object (e.g. function) */ |
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363 int c_lineno; /* Current line number */ |
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364 int c_stacklevel; /* Current stack level */ |
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365 int c_maxstacklevel; /* Maximum stack level */ |
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366 int c_firstlineno; |
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367 PyObject *c_lnotab; /* Table mapping address to line number */ |
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368 int c_last_addr, c_last_line, c_lnotab_next; |
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369 char *c_private; /* for private name mangling */ |
| 13936 | 370 int c_tmpname; /* temporary local name counter */ |
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371 int c_nested; /* Is block nested funcdef or lamdef? */ |
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372 int c_closure; /* Is nested w/freevars? */ |
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changeset
|
373 struct symtable *c_symtable; /* pointer to module symbol table */ |
|
16799
08d937107fe6
Improved __future__ parser; still more to do
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changeset
|
374 PyFutureFeatures *c_future; /* pointer to module's __future__ */ |
| 69 | 375 }; |
| 376 | |
|
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|
377 int is_free(int v) |
|
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|
378 { |
|
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changeset
|
379 if ((v & (USE | DEF_FREE)) |
|
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changeset
|
380 && !(v & (DEF_LOCAL | DEF_PARAM | DEF_GLOBAL))) |
|
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|
381 return 1; |
|
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changeset
|
382 if (v & DEF_FREE_CLASS) |
|
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|
383 return 1; |
|
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diff
changeset
|
384 return 0; |
|
fd8c7203251f
PEP 227 implementation
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diff
changeset
|
385 } |
|
317
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New syntax: semicolons, continue statement.
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diff
changeset
|
386 |
|
16428
6496844c4a42
Fix symbol table pass to generation SyntaxError exceptions that
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diff
changeset
|
387 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
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|
388 com_error(struct compiling *c, PyObject *exc, char *msg) |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
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changeset
|
389 { |
|
16831
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
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parents:
16823
diff
changeset
|
390 PyObject *t = NULL, *v = NULL, *w = NULL, *line = NULL; |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
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changeset
|
391 |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
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diff
changeset
|
392 if (c == NULL) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
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parents:
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diff
changeset
|
393 /* Error occurred via symtable call to |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
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changeset
|
394 is_constant_false */ |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
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changeset
|
395 PyErr_SetString(exc, msg); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
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|
396 return; |
|
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This patch introduces an extra pass to the compiler that generates a
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changeset
|
397 } |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
398 c->c_errors++; |
|
16831
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changeset
|
399 if (c->c_lineno < 1 || c->c_interactive) { |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
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parents:
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diff
changeset
|
400 /* Unknown line number or interactive input */ |
|
5373
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|
401 PyErr_SetString(exc, msg); |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
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|
402 return; |
|
46d736fb9da3
Added line number to most compile-time error messages.
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|
403 } |
|
13993
716e1c4e3f78
When raising a SyntaxError, make a best-effort attempt to set the
Fred Drake <fdrake@acm.org>
parents:
13956
diff
changeset
|
404 v = PyString_FromString(msg); |
|
4315
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Added line number to most compile-time error messages.
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|
405 if (v == NULL) |
|
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Added line number to most compile-time error messages.
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|
406 return; /* MemoryError, too bad */ |
|
16831
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Print the offending line of code in the traceback for SyntaxErrors
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diff
changeset
|
407 |
|
16838
09f6c1372056
Improve SyntaxErrors for bad future statements. Set file and location
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parents:
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diff
changeset
|
408 line = PyErr_ProgramText(c->c_filename, c->c_lineno); |
|
16831
27f04d714ecb
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Jeremy Hylton <jeremy@alum.mit.edu>
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diff
changeset
|
409 if (line == NULL) { |
|
27f04d714ecb
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parents:
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diff
changeset
|
410 Py_INCREF(Py_None); |
|
27f04d714ecb
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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diff
changeset
|
411 line = Py_None; |
|
27f04d714ecb
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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diff
changeset
|
412 } |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
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diff
changeset
|
413 t = Py_BuildValue("(ziOO)", c->c_filename, c->c_lineno, |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
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diff
changeset
|
414 Py_None, line); |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
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diff
changeset
|
415 if (t == NULL) |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
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diff
changeset
|
416 goto exit; |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
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diff
changeset
|
417 w = Py_BuildValue("(OO)", v, t); |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
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diff
changeset
|
418 if (w == NULL) |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
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parents:
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diff
changeset
|
419 goto exit; |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
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parents:
16823
diff
changeset
|
420 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
|
421 exit: |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16823
diff
changeset
|
422 Py_XDECREF(t); |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
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parents:
16823
diff
changeset
|
423 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
|
424 Py_XDECREF(w); |
|
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
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diff
changeset
|
425 Py_XDECREF(line); |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
426 } |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
427 |
|
317
325b40d77235
New syntax: semicolons, continue statement.
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303
diff
changeset
|
428 /* Interface to the block stack */ |
|
325b40d77235
New syntax: semicolons, continue statement.
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parents:
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diff
changeset
|
429 |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
430 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
431 block_push(struct compiling *c, int type) |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
432 { |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
433 if (c->c_nblocks >= CO_MAXBLOCKS) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
434 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
|
435 "too many statically nested blocks"); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
436 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
437 else { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
438 c->c_block[c->c_nblocks++] = type; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
439 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
440 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
441 |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
442 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
443 block_pop(struct compiling *c, int type) |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
444 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
445 if (c->c_nblocks > 0) |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
446 c->c_nblocks--; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
447 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
|
448 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
|
449 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
450 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
451 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
452 /* Prototype forward declarations */ |
|
317
325b40d77235
New syntax: semicolons, continue statement.
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parents:
303
diff
changeset
|
453 |
|
13447
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
454 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:
13330
diff
changeset
|
455 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
|
456 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:
13330
diff
changeset
|
457 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
|
458 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
|
459 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
|
460 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
|
461 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
|
462 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
|
463 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
|
464 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
|
465 static void com_backpatch(struct compiling *, int); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
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parents:
13330
diff
changeset
|
466 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
|
467 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
|
468 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
|
469 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
|
470 static void com_list(struct compiling *, node *, int); |
| 13936 | 471 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
|
472 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
|
473 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
|
474 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
|
475 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
|
476 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
|
477 PyCompilerFlags *); |
|
13447
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
478 static PyObject *parsestrplus(node *); |
|
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
479 static PyObject *parsestr(char *); |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
480 static node *get_rawdocstring(node *); |
| 69 | 481 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
482 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
|
483 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
484 /* 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
|
485 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
|
486 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
|
487 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
|
488 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
|
489 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
|
490 static int symtable_add_def(struct symtable *, char *, int); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
491 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
|
492 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
493 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
|
494 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
|
495 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
|
496 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
|
497 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
|
498 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
|
499 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
|
500 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
|
501 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
|
502 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
503 static int symtable_update_free_vars(struct symtable *); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
504 static int symtable_undo_free(struct symtable *, PyObject *, PyObject *); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
505 static int symtable_check_global(struct symtable *, PyObject *, PyObject *); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
506 |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
507 /* helper */ |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
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parents:
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diff
changeset
|
508 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
|
509 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
|
510 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
511 int i; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
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parents:
16006
diff
changeset
|
512 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
|
513 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
|
514 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
515 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
516 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
|
517 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
|
518 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
519 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
|
520 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
|
521 return; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
522 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
|
523 fprintf(stderr, "%d: %s\n", TYPE(n), STR(n)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
524 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
|
525 depth--; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
526 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
|
527 dump(CHILD(n, i), pad + 1, depth); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
528 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
529 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
530 #define DUMP(N) dump(N, 0, -1) |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
531 |
| 69 | 532 static int |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
533 com_init(struct compiling *c, char *filename) |
| 69 | 534 { |
| 12522 | 535 memset((void *)c, '\0', sizeof(struct compiling)); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
536 if ((c->c_code = PyString_FromStringAndSize((char *)NULL, |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
537 1000)) == NULL) |
| 12522 | 538 goto fail; |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
539 if ((c->c_consts = PyList_New(0)) == NULL) |
| 12522 | 540 goto fail; |
| 541 if ((c->c_const_dict = PyDict_New()) == NULL) | |
| 542 goto fail; | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
543 if ((c->c_names = PyList_New(0)) == NULL) |
| 12522 | 544 goto fail; |
| 545 if ((c->c_name_dict = PyDict_New()) == NULL) | |
| 546 goto fail; | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
547 if ((c->c_locals = PyDict_New()) == NULL) |
| 12522 | 548 goto fail; |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
549 if ((c->c_lnotab = PyString_FromStringAndSize((char *)NULL, |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
550 1000)) == NULL) |
| 12522 | 551 goto fail; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
552 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
|
553 c->c_varnames = NULL; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
554 c->c_freevars = NULL; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
555 c->c_cellvars = NULL; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
556 c->c_nlocals = 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
557 c->c_argcount = 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
558 c->c_flags = 0; |
| 69 | 559 c->c_nexti = 0; |
| 560 c->c_errors = 0; | |
| 86 | 561 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
|
562 c->c_interactive = 0; |
| 86 | 563 c->c_loops = 0; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
564 c->c_begin = 0; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
565 c->c_nblocks = 0; |
| 86 | 566 c->c_filename = filename; |
|
1257
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
567 c->c_name = "?"; |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
568 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
|
569 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
|
570 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
|
571 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
|
572 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
|
573 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
|
574 c->c_lnotab_next = 0; |
| 13936 | 575 c->c_tmpname = 0; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
576 c->c_nested = 0; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
577 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
|
578 c->c_symtable = NULL; |
| 69 | 579 return 1; |
| 580 | |
| 12522 | 581 fail: |
| 582 com_free(c); | |
| 69 | 583 return 0; |
| 584 } | |
| 585 | |
| 586 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
587 com_free(struct compiling *c) |
| 69 | 588 { |
|
5373
5880384d7c71
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Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
589 Py_XDECREF(c->c_code); |
|
5880384d7c71
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Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
590 Py_XDECREF(c->c_consts); |
| 12522 | 591 Py_XDECREF(c->c_const_dict); |
|
5373
5880384d7c71
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Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
592 Py_XDECREF(c->c_names); |
| 12522 | 593 Py_XDECREF(c->c_name_dict); |
|
5373
5880384d7c71
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Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
594 Py_XDECREF(c->c_globals); |
|
5880384d7c71
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Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
595 Py_XDECREF(c->c_locals); |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
596 Py_XDECREF(c->c_varnames); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
597 Py_XDECREF(c->c_freevars); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
598 Py_XDECREF(c->c_cellvars); |
|
5373
5880384d7c71
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Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
599 Py_XDECREF(c->c_lnotab); |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
600 if (c->c_future) |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
601 PyMem_Free((void *)c->c_future); |
| 69 | 602 } |
| 603 | |
| 604 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
605 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
|
606 { |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
607 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
|
608 if (c->c_stacklevel > c->c_maxstacklevel) |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
609 c->c_maxstacklevel = c->c_stacklevel; |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
610 } |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
611 |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
612 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
613 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
|
614 { |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
615 if (c->c_stacklevel < n) { |
|
9049
cbf72b2210ae
Comment out the print statement about underflow. (This only seems to
Guido van Rossum <guido@python.org>
parents:
8328
diff
changeset
|
616 /* fprintf(stderr, |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
617 "%s:%d: underflow! nexti=%d, level=%d, n=%d\n", |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
618 c->c_filename, c->c_lineno, |
|
9049
cbf72b2210ae
Comment out the print statement about underflow. (This only seems to
Guido van Rossum <guido@python.org>
parents:
8328
diff
changeset
|
619 c->c_nexti, 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
|
620 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
|
621 } |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
622 else |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
623 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
|
624 } |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
625 |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
626 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
627 com_done(struct compiling *c) |
| 69 | 628 { |
| 629 if (c->c_code != NULL) | |
|
5373
5880384d7c71
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parents:
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diff
changeset
|
630 _PyString_Resize(&c->c_code, c->c_nexti); |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
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parents:
5011
diff
changeset
|
631 if (c->c_lnotab != NULL) |
|
5373
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parents:
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diff
changeset
|
632 _PyString_Resize(&c->c_lnotab, c->c_lnotab_next); |
| 69 | 633 } |
| 634 | |
| 635 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
636 com_addbyte(struct compiling *c, int byte) |
| 69 | 637 { |
| 638 int len; | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
639 /*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
|
640 assert(byte >= 0 && byte <= 255); |
| 69 | 641 if (byte < 0 || byte > 255) { |
|
5373
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parents:
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diff
changeset
|
642 com_error(c, PyExc_SystemError, |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
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parents:
5287
diff
changeset
|
643 "com_addbyte: byte out of range"); |
| 69 | 644 } |
| 645 if (c->c_code == NULL) | |
| 646 return; | |
|
5373
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diff
changeset
|
647 len = PyString_Size(c->c_code); |
| 69 | 648 if (c->c_nexti >= len) { |
|
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diff
changeset
|
649 if (_PyString_Resize(&c->c_code, len+1000) != 0) { |
| 69 | 650 c->c_errors++; |
| 651 return; | |
| 652 } | |
| 653 } | |
|
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changeset
|
654 PyString_AsString(c->c_code)[c->c_nexti++] = byte; |
| 69 | 655 } |
| 656 | |
| 657 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
658 com_addint(struct compiling *c, int x) |
| 69 | 659 { |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
660 com_addbyte(c, x & 0xff); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
661 com_addbyte(c, x >> 8); /* XXX x should be positive */ |
| 69 | 662 } |
| 663 | |
| 664 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
665 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
|
666 { |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
667 int size; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
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parents:
5011
diff
changeset
|
668 char *p; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
669 if (c->c_lnotab == NULL) |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
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parents:
5011
diff
changeset
|
670 return; |
|
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parents:
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changeset
|
671 size = PyString_Size(c->c_lnotab); |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
672 if (c->c_lnotab_next+2 > size) { |
|
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parents:
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diff
changeset
|
673 if (_PyString_Resize(&c->c_lnotab, size + 1000) < 0) { |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
674 c->c_errors++; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
675 return; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
676 } |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
677 } |
|
5373
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parents:
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diff
changeset
|
678 p = PyString_AsString(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
|
679 *p++ = addr; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
680 *p++ = line; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
681 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
|
682 } |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
683 |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
684 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
685 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
|
686 { |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
687 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
|
688 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
|
689 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
|
690 } |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
691 else { |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
692 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
|
693 int incr_line = lineno - c->c_last_line; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
694 while (incr_addr > 0 || incr_line > 0) { |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
695 int trunc_addr = incr_addr; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
696 int trunc_line = incr_line; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
697 if (trunc_addr > 255) |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
698 trunc_addr = 255; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
699 if (trunc_line > 255) |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
700 trunc_line = 255; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
701 com_add_lnotab(c, trunc_addr, trunc_line); |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
702 incr_addr -= trunc_addr; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
703 incr_line -= trunc_line; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
704 } |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
705 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
|
706 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
|
707 } |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
708 } |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
709 |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
710 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
711 com_addoparg(struct compiling *c, int op, int arg) |
| 69 | 712 { |
|
14147
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
713 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
|
714 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
|
715 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
|
716 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
|
717 return; |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
718 } |
|
14147
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
719 if (extended_arg){ |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
720 com_addbyte(c, EXTENDED_ARG); |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
721 com_addint(c, extended_arg); |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
722 arg &= 0xffff; |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
723 } |
|
5164
8c277f29b535
Add global Py_OptimizeFlag. SET_LINENO is omitted again unless this is
Guido van Rossum <guido@python.org>
parents:
5119
diff
changeset
|
724 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
|
725 com_addint(c, arg); |
| 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_addfwref(struct compiling *c, int op, int *p_anchor) |
| 69 | 730 { |
| 731 /* Compile a forward reference for backpatching */ | |
| 732 int here; | |
| 733 int anchor; | |
| 734 com_addbyte(c, op); | |
| 735 here = c->c_nexti; | |
| 736 anchor = *p_anchor; | |
| 737 *p_anchor = here; | |
| 738 com_addint(c, anchor == 0 ? 0 : here - anchor); | |
| 739 } | |
| 740 | |
| 741 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
742 com_backpatch(struct compiling *c, int anchor) |
| 69 | 743 { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
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diff
changeset
|
744 unsigned char *code = (unsigned char *) PyString_AsString(c->c_code); |
| 69 | 745 int target = c->c_nexti; |
| 746 int dist; | |
| 747 int prev; | |
| 748 for (;;) { | |
| 749 /* Make the JUMP instruction at anchor point to target */ | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
750 prev = code[anchor] + (code[anchor+1] << 8); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
751 dist = target - (anchor+2); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
752 code[anchor] = dist & 0xff; |
|
14147
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
753 dist >>= 8; |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
754 code[anchor+1] = dist; |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
755 dist >>= 8; |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
756 if (dist) { |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
757 com_error(c, PyExc_SystemError, |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
758 "com_backpatch: offset too large"); |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
759 break; |
|
21ec69a56228
Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents:
14117
diff
changeset
|
760 } |
| 69 | 761 if (!prev) |
| 762 break; | |
| 763 anchor -= prev; | |
| 764 } | |
| 765 } | |
| 766 | |
| 544 | 767 /* Handle literals and names uniformly */ |
| 69 | 768 |
| 769 static int | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
770 com_add(struct compiling *c, PyObject *list, PyObject *dict, PyObject *v) |
| 69 | 771 { |
| 12522 | 772 PyObject *w, *t, *np=NULL; |
| 773 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
|
774 |
| 12522 | 775 t = Py_BuildValue("(OO)", v, v->ob_type); |
| 776 if (t == NULL) | |
| 777 goto fail; | |
| 778 w = PyDict_GetItem(dict, t); | |
| 779 if (w != NULL) { | |
| 780 n = PyInt_AsLong(w); | |
| 781 } else { | |
| 782 n = PyList_Size(list); | |
| 783 np = PyInt_FromLong(n); | |
| 784 if (np == NULL) | |
| 785 goto fail; | |
| 786 if (PyList_Append(list, v) != 0) | |
| 787 goto fail; | |
| 788 if (PyDict_SetItem(dict, t, np) != 0) | |
| 789 goto fail; | |
| 790 Py_DECREF(np); | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
791 } |
| 12522 | 792 Py_DECREF(t); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
793 return n; |
| 12522 | 794 fail: |
| 795 Py_XDECREF(np); | |
| 796 Py_XDECREF(t); | |
| 797 c->c_errors++; | |
| 798 return 0; | |
| 69 | 799 } |
| 800 | |
| 801 static int | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
802 com_addconst(struct compiling *c, PyObject *v) |
| 69 | 803 { |
| 12522 | 804 return com_add(c, c->c_consts, c->c_const_dict, v); |
| 69 | 805 } |
| 806 | |
| 807 static int | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
808 com_addname(struct compiling *c, PyObject *v) |
| 69 | 809 { |
| 12522 | 810 return com_add(c, c->c_names, c->c_name_dict, v); |
| 69 | 811 } |
| 812 | |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
813 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
|
814 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
|
815 { |
|
4131
6b589334e0e9
Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents:
4130
diff
changeset
|
816 /* Name mangling: __private becomes _classname__private. |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
817 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
|
818 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
|
819 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
|
820 return 0; |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
821 nlen = strlen(name); |
|
4131
6b589334e0e9
Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents:
4130
diff
changeset
|
822 if (nlen+2 >= maxlen) |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
823 return 0; /* Don't mangle __extremely_long_names */ |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
824 if (name[nlen-1] == '_' && name[nlen-2] == '_') |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
825 return 0; /* Don't mangle __whatever__ */ |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
826 /* Strip leading underscores from class name */ |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
827 while (*p == '_') |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
828 p++; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
829 if (*p == '\0') |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
830 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
|
831 plen = strlen(p); |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
832 if (plen + nlen >= maxlen) |
|
4131
6b589334e0e9
Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents:
4130
diff
changeset
|
833 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
|
834 /* 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
|
835 buffer[0] = '_'; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
836 strncpy(buffer+1, p, plen); |
|
4131
6b589334e0e9
Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents:
4130
diff
changeset
|
837 strcpy(buffer+1+plen, name); |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
838 return 1; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
839 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
840 |
| 69 | 841 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
|
842 com_addop_name(struct compiling *c, int op, char *name) |
| 69 | 843 { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
844 PyObject *v; |
| 69 | 845 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
|
846 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
|
847 |
|
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
848 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
|
849 name = buffer; |
|
5009
402e36c83d20
Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents:
4991
diff
changeset
|
850 if (name == NULL || (v = PyString_InternFromString(name)) == NULL) { |
| 69 | 851 c->c_errors++; |
| 852 i = 255; | |
| 853 } | |
| 854 else { | |
| 855 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
|
856 Py_DECREF(v); |
| 69 | 857 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
858 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
|
859 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
860 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
861 #define NAME_LOCAL 0 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
862 #define NAME_GLOBAL 1 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
863 #define NAME_DEFAULT 2 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
864 #define NAME_CLOSURE 3 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
865 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
866 static int |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
867 com_lookup_arg(PyObject *dict, PyObject *name) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
868 { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
869 PyObject *v = PyDict_GetItem(dict, name); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
870 if (v == NULL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
871 return -1; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
872 else |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
873 return PyInt_AS_LONG(v); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
874 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
875 |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
876 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
|
877 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
|
878 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
879 PyObject *v; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
880 int i, reftype; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
881 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
|
882 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
|
883 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
|
884 |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
885 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
|
886 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
|
887 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
|
888 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
|
889 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
|
890 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
|
891 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
892 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
893 reftype = get_ref_type(c, name); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
894 switch (reftype) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
895 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
|
896 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
|
897 scope = NAME_LOCAL; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
898 break; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
899 case GLOBAL_EXPLICIT: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
900 scope = NAME_GLOBAL; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
901 break; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
902 case GLOBAL_IMPLICIT: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
903 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
|
904 scope = NAME_GLOBAL; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
905 break; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
906 case FREE: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
907 case CELL: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
908 scope = NAME_CLOSURE; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
909 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
|
910 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
911 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
912 i = com_addname(c, v); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
913 if (scope == NAME_LOCAL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
914 i = com_lookup_arg(c->c_locals, v); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
915 else if (reftype == FREE) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
916 i = com_lookup_arg(c->c_freevars, v); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
917 else if (reftype == CELL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
918 i = com_lookup_arg(c->c_cellvars, v); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
919 if (i == -1) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
920 c->c_errors++; /* XXX no exception set */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
921 i = 255; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
922 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
|
923 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
924 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
|
925 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
926 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
|
927 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
|
928 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
|
929 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
|
930 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
|
931 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
932 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
|
933 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
|
934 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
935 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
|
936 op = LOAD_NAME; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
937 break; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
938 case NAME_CLOSURE: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
939 op = LOAD_DEREF; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
940 break; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
941 } |
|
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 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
943 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
|
944 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
|
945 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
|
946 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
|
947 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
948 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
|
949 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
|
950 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
951 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
|
952 op = STORE_NAME; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
953 break; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
954 case NAME_CLOSURE: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
955 op = STORE_DEREF; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
956 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
|
957 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
958 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
959 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
|
960 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
|
961 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
|
962 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
|
963 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
964 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
|
965 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
|
966 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
967 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
|
968 op = DELETE_NAME; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
969 break; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
970 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
|
971 char buf[500]; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
972 sprintf(buf, DEL_CLOSURE_ERROR, name); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
973 com_error(c, PyExc_SyntaxError, buf); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
974 i = 255; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
975 break; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
976 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
977 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
978 break; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
979 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
980 done: |
| 69 | 981 com_addoparg(c, op, i); |
| 982 } | |
| 983 | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
984 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
985 com_addopname(struct compiling *c, int op, node *n) |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
986 { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
987 char *name; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
988 char buffer[1000]; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
989 /* 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
|
990 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
|
991 bothered right now */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
992 if (TYPE(n) == STAR) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
993 name = "*"; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
994 else if (TYPE(n) == dotted_name) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
995 char *p = buffer; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
996 int i; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
997 name = buffer; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
998 for (i = 0; i < NCH(n); i += 2) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
999 char *s = STR(CHILD(n, i)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1000 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
|
1001 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
|
1002 "dotted_name too long"); |
|
2367
915fabec64a3
fix typo (== for =) in assignment
Guido van Rossum <guido@python.org>
parents:
2310
diff
changeset
|
1003 name = NULL; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1004 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1005 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1006 if (p != buffer) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1007 *p++ = '.'; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1008 strcpy(p, s); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1009 p = strchr(p, '\0'); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1010 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1011 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1012 else { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1013 REQ(n, NAME); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1014 name = STR(n); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1015 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
1016 com_addop_name(c, op, name); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1017 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1018 |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1019 static PyObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1020 parsenumber(struct compiling *co, char *s) |
| 69 | 1021 { |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1022 char *end; |
| 69 | 1023 long x; |
|
5119
bda01a374762
Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents:
5041
diff
changeset
|
1024 double dx; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1025 #ifndef WITHOUT_COMPLEX |
|
3766
516490c8192c
Py_complex; and WITHOUT_COMPLEX added to getargs.c
Guido van Rossum <guido@python.org>
parents:
3366
diff
changeset
|
1026 Py_complex c; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1027 int imflag; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1028 #endif |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1029 |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
1030 errno = 0; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1031 end = s + strlen(s) - 1; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1032 #ifndef WITHOUT_COMPLEX |
|
3366
c25865884649
only use 'j' for imaginary constants
Guido van Rossum <guido@python.org>
parents:
3349
diff
changeset
|
1033 imflag = *end == 'j' || *end == 'J'; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1034 #endif |
| 744 | 1035 if (*end == 'l' || *end == 'L') |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1036 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
|
1037 if (s[0] == '0') |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1038 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
|
1039 else |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1040 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
|
1041 if (*end == '\0') { |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
1042 if (errno != 0) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1043 com_error(co, PyExc_OverflowError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1044 "integer literal too large"); |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
1045 return NULL; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
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|
1046 } |
|
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|
1047 return PyInt_FromLong(x); |
|
176
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|
1048 } |
|
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* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
changeset
|
1049 /* XXX Huge floats may silently fail */ |
|
3324
36920bbd81a8
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diff
changeset
|
1050 #ifndef WITHOUT_COMPLEX |
|
36920bbd81a8
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diff
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|
1051 if (imflag) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
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diff
changeset
|
1052 c.real = 0.; |
|
5119
bda01a374762
Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
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diff
changeset
|
1053 PyFPE_START_PROTECT("atof", return 0) |
|
3324
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Guido van Rossum <guido@python.org>
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diff
changeset
|
1054 c.imag = atof(s); |
|
5197
74c12704a0bd
New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1055 PyFPE_END_PROTECT(c) |
|
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|
1056 return PyComplex_FromCComplex(c); |
|
3324
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diff
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|
1057 } |
|
6453
c9b139b9c5ff
Fixed for WITHOUT_COMPLEX compilation (Jack)
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diff
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|
1058 else |
|
3324
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|
1059 #endif |
|
6453
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Fixed for WITHOUT_COMPLEX compilation (Jack)
Guido van Rossum <guido@python.org>
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diff
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|
1060 { |
|
5119
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Changes for Lee Busby's SIGFPE patch set.
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diff
changeset
|
1061 PyFPE_START_PROTECT("atof", return 0) |
|
bda01a374762
Changes for Lee Busby's SIGFPE patch set.
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diff
changeset
|
1062 dx = atof(s); |
|
5197
74c12704a0bd
New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
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changeset
|
1063 PyFPE_END_PROTECT(dx) |
|
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|
1064 return PyFloat_FromDouble(dx); |
|
5119
bda01a374762
Changes for Lee Busby's SIGFPE patch set.
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|
1065 } |
| 69 | 1066 } |
| 1067 | |
|
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|
1068 static PyObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
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diff
changeset
|
1069 parsestr(char *s) |
| 69 | 1070 { |
|
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|
1071 PyObject *v; |
|
13096
8c8de5b736dc
Trent Mick's Win64 changes: size_t vs. int or long; also some overflow
Guido van Rossum <guido@python.org>
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|
1072 size_t len; |
| 69 | 1073 char *buf; |
| 1074 char *p; | |
|
1833
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* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
changeset
|
1075 char *end; |
| 69 | 1076 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
|
1077 int first = *s; |
|
38878f1cd4f1
Support for alternative string quotes (a"xx", b"xx", c"xx", ...).
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1078 int quote = first; |
|
11974
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
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changeset
|
1079 int rawmode = 0; |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
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|
1080 int unicode = 0; |
|
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Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
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changeset
|
1081 if (isalpha(quote) || quote == '_') { |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
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|
1082 if (quote == 'u' || quote == 'U') { |
|
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Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
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|
1083 quote = *++s; |
|
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Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
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diff
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|
1084 unicode = 1; |
|
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Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
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|
1085 } |
|
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Guido van Rossum <guido@python.org>
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changeset
|
1086 if (quote == 'r' || quote == 'R') { |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
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|
1087 quote = *++s; |
|
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|
1088 rawmode = 1; |
|
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diff
changeset
|
1089 } |
|
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changeset
|
1090 } |
|
1364
132602d854d8
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diff
changeset
|
1091 if (quote != '\'' && quote != '\"') { |
|
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|
1092 PyErr_BadInternalCall(); |
| 69 | 1093 return NULL; |
| 1094 } | |
| 1095 s++; | |
| 1096 len = strlen(s); | |
|
13096
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changeset
|
1097 if (len > INT_MAX) { |
|
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Trent Mick's Win64 changes: size_t vs. int or long; also some overflow
Guido van Rossum <guido@python.org>
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changeset
|
1098 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>
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changeset
|
1099 return NULL; |
|
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Trent Mick's Win64 changes: size_t vs. int or long; also some overflow
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|
1100 } |
|
1364
132602d854d8
Changes to accept double-quoted strings on input.
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|
1101 if (s[--len] != quote) { |
|
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|
1102 PyErr_BadInternalCall(); |
| 69 | 1103 return NULL; |
| 1104 } | |
|
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|
1105 if (len >= 4 && s[0] == quote && s[1] == quote) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
1106 s += 2; |
|
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* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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parents:
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changeset
|
1107 len -= 2; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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changeset
|
1108 if (s[--len] != quote || s[--len] != quote) { |
|
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|
1109 PyErr_BadInternalCall(); |
|
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parents:
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changeset
|
1110 return NULL; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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changeset
|
1111 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
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diff
changeset
|
1112 } |
| 12538 | 1113 if (unicode || Py_UnicodeFlag) { |
|
11974
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changeset
|
1114 if (rawmode) |
|
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Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
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changeset
|
1115 return PyUnicode_DecodeRawUnicodeEscape( |
|
28003afa1a2f
Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
parents:
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changeset
|
1116 s, len, NULL); |
|
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diff
changeset
|
1117 else |
|
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Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
Guido van Rossum <guido@python.org>
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diff
changeset
|
1118 return PyUnicode_DecodeUnicodeEscape( |
|
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Marc-Andre Lemburg: support for Unicode string literals (u"...", ur"...").
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parents:
11598
diff
changeset
|
1119 s, len, NULL); |
|
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Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1120 } |
|
14382
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
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diff
changeset
|
1121 if (rawmode || strchr(s, '\\') == NULL) |
|
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|
1122 return PyString_FromStringAndSize(s, len); |
|
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changeset
|
1123 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:
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diff
changeset
|
1124 if (v == NULL) |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
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diff
changeset
|
1125 return NULL; |
|
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changeset
|
1126 p = buf = PyString_AsString(v); |
|
1833
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* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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changeset
|
1127 end = s + len; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1128 while (s < end) { |
| 69 | 1129 if (*s != '\\') { |
| 1130 *p++ = *s++; | |
| 1131 continue; | |
| 1132 } | |
| 1133 s++; | |
| 1134 switch (*s++) { | |
| 1135 /* XXX This assumes ASCII! */ | |
|
1833
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* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1136 case '\n': break; |
| 69 | 1137 case '\\': *p++ = '\\'; break; |
| 1138 case '\'': *p++ = '\''; break; | |
|
1364
132602d854d8
Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents:
1354
diff
changeset
|
1139 case '\"': *p++ = '\"'; break; |
| 69 | 1140 case 'b': *p++ = '\b'; break; |
| 1141 case 'f': *p++ = '\014'; break; /* FF */ | |
| 1142 case 't': *p++ = '\t'; break; | |
| 1143 case 'n': *p++ = '\n'; break; | |
| 1144 case 'r': *p++ = '\r'; break; | |
| 1145 case 'v': *p++ = '\013'; break; /* VT */ | |
| 1146 case 'a': *p++ = '\007'; break; /* BEL, not classic C */ | |
| 1147 case '0': case '1': case '2': case '3': | |
| 1148 case '4': case '5': case '6': case '7': | |
| 1149 c = s[-1] - '0'; | |
| 1150 if ('0' <= *s && *s <= '7') { | |
| 1151 c = (c<<3) + *s++ - '0'; | |
| 1152 if ('0' <= *s && *s <= '7') | |
| 1153 c = (c<<3) + *s++ - '0'; | |
| 1154 } | |
| 1155 *p++ = c; | |
| 1156 break; | |
| 1157 case 'x': | |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
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diff
changeset
|
1158 if (isxdigit(Py_CHARMASK(s[0])) |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
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diff
changeset
|
1159 && 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
|
1160 unsigned int x = 0; |
|
14382
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Fredrik Lundh <fredrik@pythonware.com>
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changeset
|
1161 c = Py_CHARMASK(*s); |
|
2d6cf68aa64a
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Fredrik Lundh <fredrik@pythonware.com>
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changeset
|
1162 s++; |
|
2d6cf68aa64a
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parents:
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diff
changeset
|
1163 if (isdigit(c)) |
|
2d6cf68aa64a
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parents:
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changeset
|
1164 x = c - '0'; |
|
2d6cf68aa64a
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diff
changeset
|
1165 else if (islower(c)) |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
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changeset
|
1166 x = 10 + c - 'a'; |
|
2d6cf68aa64a
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changeset
|
1167 else |
|
2d6cf68aa64a
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changeset
|
1168 x = 10 + c - 'A'; |
|
2d6cf68aa64a
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changeset
|
1169 x = x << 4; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
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changeset
|
1170 c = Py_CHARMASK(*s); |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
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changeset
|
1171 s++; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
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changeset
|
1172 if (isdigit(c)) |
|
2d6cf68aa64a
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changeset
|
1173 x += c - '0'; |
|
2d6cf68aa64a
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changeset
|
1174 else if (islower(c)) |
|
2d6cf68aa64a
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changeset
|
1175 x += 10 + c - 'a'; |
|
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changeset
|
1176 else |
|
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changed \x to consume exactly two hex digits. implements PEP-223
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changeset
|
1177 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>
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6453
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changeset
|
1178 *p++ = x; |
| 69 | 1179 break; |
| 1180 } | |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
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diff
changeset
|
1181 PyErr_SetString(PyExc_ValueError, |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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diff
changeset
|
1182 "invalid \\x escape"); |
|
14382
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changeset
|
1183 Py_DECREF(v); |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
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changeset
|
1184 return NULL; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1185 default: |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1186 *p++ = '\\'; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1187 *p++ = s[-1]; |
|
2d6cf68aa64a
changed \x to consume exactly two hex digits. implements PEP-223
Fredrik Lundh <fredrik@pythonware.com>
parents:
14375
diff
changeset
|
1188 break; |
| 69 | 1189 } |
| 1190 } | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1191 _PyString_Resize(&v, (int)(p - buf)); |
| 69 | 1192 return v; |
| 1193 } | |
| 1194 | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1195 static PyObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1196 parsestrplus(node *n) |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1197 { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1198 PyObject *v; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1199 int i; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1200 REQ(CHILD(n, 0), STRING); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1201 if ((v = parsestr(STR(CHILD(n, 0)))) != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1202 /* String literal concatenation */ |
|
12388
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1203 for (i = 1; i < NCH(n); i++) { |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1204 PyObject *s; |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1205 s = parsestr(STR(CHILD(n, i))); |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1206 if (s == NULL) |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1207 goto onError; |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1208 if (PyString_Check(v) && PyString_Check(s)) { |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1209 PyString_ConcatAndDel(&v, s); |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1210 if (v == NULL) |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1211 goto onError; |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1212 } |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1213 else { |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1214 PyObject *temp; |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1215 temp = PyUnicode_Concat(v, s); |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1216 Py_DECREF(s); |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1217 if (temp == NULL) |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1218 goto onError; |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1219 Py_DECREF(v); |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1220 v = temp; |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1221 } |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1222 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1223 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1224 return v; |
|
12388
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1225 |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1226 onError: |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1227 Py_XDECREF(v); |
|
c48172af13dc
M.-A. Lemburg <mal@lemburg.com>:
Fred Drake <fdrake@acm.org>
parents:
12333
diff
changeset
|
1228 return NULL; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1229 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1230 |
| 69 | 1231 static void |
| 13936 | 1232 com_list_for(struct compiling *c, node *n, node *e, char *t) |
| 1233 { | |
| 1234 PyObject *v; | |
| 1235 int anchor = 0; | |
| 1236 int save_begin = c->c_begin; | |
| 1237 | |
| 1238 /* list_iter: for v in expr [list_iter] */ | |
| 1239 com_node(c, CHILD(n, 3)); /* expr */ | |
| 1240 v = PyInt_FromLong(0L); | |
| 1241 if (v == NULL) | |
| 1242 c->c_errors++; | |
| 1243 com_addoparg(c, LOAD_CONST, com_addconst(c, v)); | |
| 1244 com_push(c, 1); | |
| 1245 Py_XDECREF(v); | |
| 1246 c->c_begin = c->c_nexti; | |
| 1247 com_addoparg(c, SET_LINENO, n->n_lineno); | |
| 1248 com_addfwref(c, FOR_LOOP, &anchor); | |
| 1249 com_push(c, 1); | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1250 com_assign(c, CHILD(n, 1), OP_ASSIGN, NULL); |
| 13936 | 1251 c->c_loops++; |
| 1252 com_list_iter(c, n, e, t); | |
| 1253 c->c_loops--; | |
| 1254 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); | |
| 1255 c->c_begin = save_begin; | |
| 1256 com_backpatch(c, anchor); | |
| 1257 com_pop(c, 2); /* FOR_LOOP has popped these */ | |
| 1258 } | |
| 1259 | |
| 1260 static void | |
| 1261 com_list_if(struct compiling *c, node *n, node *e, char *t) | |
| 1262 { | |
| 1263 int anchor = 0; | |
| 1264 int a = 0; | |
| 1265 /* list_iter: 'if' test [list_iter] */ | |
| 1266 com_addoparg(c, SET_LINENO, n->n_lineno); | |
| 1267 com_node(c, CHILD(n, 1)); | |
| 1268 com_addfwref(c, JUMP_IF_FALSE, &a); | |
| 1269 com_addbyte(c, POP_TOP); | |
| 1270 com_pop(c, 1); | |
| 1271 com_list_iter(c, n, e, t); | |
| 1272 com_addfwref(c, JUMP_FORWARD, &anchor); | |
| 1273 com_backpatch(c, a); | |
| 1274 /* We jump here with an extra entry which we now pop */ | |
| 1275 com_addbyte(c, POP_TOP); | |
| 1276 com_backpatch(c, anchor); | |
| 1277 } | |
| 1278 | |
| 1279 static void | |
| 1280 com_list_iter(struct compiling *c, | |
| 1281 node *p, /* parent of list_iter node */ | |
| 1282 node *e, /* element expression node */ | |
| 1283 char *t /* name of result list temp local */) | |
| 69 | 1284 { |
| 13936 | 1285 /* list_iter is the last child in a listmaker, list_for, or list_if */ |
| 1286 node *n = CHILD(p, NCH(p)-1); | |
| 1287 if (TYPE(n) == list_iter) { | |
| 1288 n = CHILD(n, 0); | |
| 1289 switch (TYPE(n)) { | |
| 1290 case list_for: | |
| 1291 com_list_for(c, n, e, t); | |
| 1292 break; | |
| 1293 case list_if: | |
| 1294 com_list_if(c, n, e, t); | |
| 1295 break; | |
| 1296 default: | |
| 1297 com_error(c, PyExc_SystemError, | |
| 1298 "invalid list_iter node type"); | |
| 1299 } | |
| 1300 } | |
| 1301 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
|
1302 com_addop_varname(c, VAR_LOAD, t); |
| 13936 | 1303 com_push(c, 1); |
| 1304 com_node(c, e); | |
| 1305 com_addoparg(c, CALL_FUNCTION, 1); | |
| 1306 com_addbyte(c, POP_TOP); | |
| 1307 com_pop(c, 2); | |
| 1308 } | |
| 1309 } | |
| 1310 | |
| 1311 static void | |
| 1312 com_list_comprehension(struct compiling *c, node *n) | |
| 1313 { | |
|
14117
ac8809959d01
require list comprehensions to start with a for clause
Skip Montanaro <skip@pobox.com>
parents:
14105
diff
changeset
|
1314 /* listmaker: test list_for */ |
| 13936 | 1315 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
|
1316 sprintf(tmpname, "_[%d]", ++c->c_tmpname); |
| 13936 | 1317 com_addoparg(c, BUILD_LIST, 0); |
| 1318 com_addbyte(c, DUP_TOP); /* leave the result on the stack */ | |
| 1319 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
|
1320 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
|
1321 com_addop_varname(c, VAR_STORE, tmpname); |
| 13936 | 1322 com_pop(c, 1); |
|
14117
ac8809959d01
require list comprehensions to start with a for clause
Skip Montanaro <skip@pobox.com>
parents:
14105
diff
changeset
|
1323 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
|
1324 com_addop_varname(c, VAR_DELETE, tmpname); |
| 13936 | 1325 --c->c_tmpname; |
| 1326 } | |
| 1327 | |
| 1328 static void | |
| 1329 com_listmaker(struct compiling *c, node *n) | |
| 1330 { | |
|
14117
ac8809959d01
require list comprehensions to start with a for clause
Skip Montanaro <skip@pobox.com>
parents:
14105
diff
changeset
|
1331 /* listmaker: test ( list_for | (',' test)* [','] ) */ |
|
ac8809959d01
require list comprehensions to start with a for clause
Skip Montanaro <skip@pobox.com>
parents:
14105
diff
changeset
|
1332 if (NCH(n) > 1 && TYPE(CHILD(n, 1)) == list_for) |
| 13936 | 1333 com_list_comprehension(c, n); |
| 1334 else { | |
| 1335 int len = 0; | |
| 1336 int i; | |
| 1337 for (i = 0; i < NCH(n); i += 2, len++) | |
| 1338 com_node(c, CHILD(n, i)); | |
| 1339 com_addoparg(c, BUILD_LIST, len); | |
| 1340 com_pop(c, len-1); | |
| 1341 } | |
| 69 | 1342 } |
| 1343 | |
| 1344 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1345 com_dictmaker(struct compiling *c, node *n) |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1346 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1347 int i; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1348 /* dictmaker: test ':' test (',' test ':' value)* [','] */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1349 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
|
1350 /* 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
|
1351 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
|
1352 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
|
1353 com_push(c, 1); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1354 com_node(c, CHILD(n, i+2)); /* value */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1355 com_addbyte(c, ROT_TWO); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1356 com_node(c, CHILD(n, i)); /* key */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1357 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
|
1358 com_pop(c, 3); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1359 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1360 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1361 |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1362 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1363 com_atom(struct compiling *c, node *n) |
| 69 | 1364 { |
| 1365 node *ch; | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1366 PyObject *v; |
| 69 | 1367 int i; |
| 1368 REQ(n, atom); | |
| 1369 ch = CHILD(n, 0); | |
| 1370 switch (TYPE(ch)) { | |
| 1371 case LPAR: | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1372 if (TYPE(CHILD(n, 1)) == RPAR) { |
| 69 | 1373 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
|
1374 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
|
1375 } |
| 69 | 1376 else |
| 1377 com_node(c, CHILD(n, 1)); | |
| 1378 break; | |
| 13936 | 1379 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
|
1380 if (TYPE(CHILD(n, 1)) == RSQB) { |
| 69 | 1381 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
|
1382 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
|
1383 } |
| 69 | 1384 else |
| 13936 | 1385 com_listmaker(c, CHILD(n, 1)); |
| 69 | 1386 break; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1387 case LBRACE: /* '{' [dictmaker] '}' */ |
| 69 | 1388 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
|
1389 com_push(c, 1); |
| 13936 | 1390 if (TYPE(CHILD(n, 1)) == dictmaker) |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1391 com_dictmaker(c, CHILD(n, 1)); |
| 69 | 1392 break; |
| 1393 case BACKQUOTE: | |
| 1394 com_node(c, CHILD(n, 1)); | |
| 1395 com_addbyte(c, UNARY_CONVERT); | |
| 1396 break; | |
| 1397 case NUMBER: | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1398 if ((v = parsenumber(c, STR(ch))) == NULL) { |
| 69 | 1399 i = 255; |
| 1400 } | |
| 1401 else { | |
| 1402 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
|
1403 Py_DECREF(v); |
| 69 | 1404 } |
| 1405 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
|
1406 com_push(c, 1); |
| 69 | 1407 break; |
| 1408 case STRING: | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1409 v = parsestrplus(n); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1410 if (v == NULL) { |
| 69 | 1411 c->c_errors++; |
| 1412 i = 255; | |
| 1413 } | |
| 1414 else { | |
| 1415 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
|
1416 Py_DECREF(v); |
| 69 | 1417 } |
| 1418 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
|
1419 com_push(c, 1); |
| 69 | 1420 break; |
| 1421 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
|
1422 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
|
1423 com_push(c, 1); |
| 69 | 1424 break; |
| 1425 default: | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1426 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
|
1427 "com_atom: unexpected node type"); |
| 69 | 1428 } |
| 1429 } | |
| 1430 | |
| 1431 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1432 com_slice(struct compiling *c, node *n, int op) |
| 69 | 1433 { |
| 1434 if (NCH(n) == 1) { | |
| 1435 com_addbyte(c, op); | |
| 1436 } | |
| 1437 else if (NCH(n) == 2) { | |
| 1438 if (TYPE(CHILD(n, 0)) != COLON) { | |
| 1439 com_node(c, CHILD(n, 0)); | |
| 1440 com_addbyte(c, op+1); | |
| 1441 } | |
| 1442 else { | |
| 1443 com_node(c, CHILD(n, 1)); | |
| 1444 com_addbyte(c, op+2); | |
| 1445 } | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1446 com_pop(c, 1); |
| 69 | 1447 } |
| 1448 else { | |
| 1449 com_node(c, CHILD(n, 0)); | |
| 1450 com_node(c, CHILD(n, 2)); | |
| 1451 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
|
1452 com_pop(c, 2); |
| 69 | 1453 } |
| 1454 } | |
| 1455 | |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
1456 static void |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1457 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
|
1458 { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1459 if (NCH(n) == 1) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1460 com_addbyte(c, DUP_TOP); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1461 com_push(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1462 com_addbyte(c, SLICE); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1463 com_node(c, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1464 com_addbyte(c, opcode); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1465 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1466 com_addbyte(c, ROT_TWO); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1467 com_addbyte(c, STORE_SLICE); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1468 com_pop(c, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1469 } 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
|
1470 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
|
1471 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
|
1472 com_push(c, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1473 com_addbyte(c, SLICE+1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1474 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1475 com_node(c, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1476 com_addbyte(c, opcode); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1477 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1478 com_addbyte(c, ROT_THREE); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1479 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
|
1480 com_pop(c, 3); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1481 } else if (NCH(n) == 2) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1482 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
|
1483 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
|
1484 com_push(c, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1485 com_addbyte(c, SLICE+2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1486 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1487 com_node(c, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1488 com_addbyte(c, opcode); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1489 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1490 com_addbyte(c, ROT_THREE); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1491 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
|
1492 com_pop(c, 3); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1493 } else { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1494 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
|
1495 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
|
1496 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
|
1497 com_push(c, 3); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1498 com_addbyte(c, SLICE+3); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1499 com_pop(c, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1500 com_node(c, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1501 com_addbyte(c, opcode); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1502 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1503 com_addbyte(c, ROT_FOUR); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1504 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
|
1505 com_pop(c, 4); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1506 } |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1507 } |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1508 |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1509 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1510 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
|
1511 { |
|
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
|
1512 node *m; |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1513 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
|
1514 if (NCH(n) == 1) { |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
1515 if (*pkeywords != NULL) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1516 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
|
1517 "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
|
1518 } |
|
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
|
1519 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
|
1520 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
|
1521 } |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
1522 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
|
1523 } |
|
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
|
1524 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
|
1525 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
|
1526 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
|
1527 } 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
|
1528 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
|
1529 /* 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
|
1530 * 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
|
1531 * 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
|
1532 * then is very confusing. |
|
1a5a441772ff
Bug #132313 error message confusing for assignment in lambda.
Tim Peters <tim.peters@gmail.com>
parents:
16638
diff
changeset
|
1533 */ |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1534 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
|
1535 TYPE(m) == lambdef ? |
|
1a5a441772ff
Bug #132313 error message confusing for assignment in lambda.
Tim Peters <tim.peters@gmail.com>
parents:
16638
diff
changeset
|
1536 "lambda cannot contain assignment" : |
|
1a5a441772ff
Bug #132313 error message confusing for assignment in lambda.
Tim Peters <tim.peters@gmail.com>
parents:
16638
diff
changeset
|
1537 "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
|
1538 } |
|
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
|
1539 else { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1540 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
|
1541 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
|
1542 *pkeywords = PyDict_New(); |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
1543 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
|
1544 c->c_errors++; |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
1545 else if (*pkeywords == NULL) { |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
1546 c->c_errors++; |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
1547 Py_DECREF(v); |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
1548 } else { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1549 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
|
1550 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
|
1551 "duplicate keyword argument"); |
|
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
1552 else |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1553 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
|
1554 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
|
1555 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
|
1556 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
|
1557 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
|
1558 } |
|
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
|
1559 } |
|
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
|
1560 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
|
1561 } |
|
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
|
1562 |
| 69 | 1563 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1564 com_call_function(struct compiling *c, node *n) |
| 69 | 1565 { |
| 1566 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
|
1567 com_addoparg(c, CALL_FUNCTION, 0); |
| 69 | 1568 } |
| 1569 else { | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1570 PyObject *keywords = NULL; |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
1571 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
|
1572 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
|
1573 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
|
1574 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
|
1575 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
|
1576 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
|
1577 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
|
1578 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
|
1579 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
|
1580 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
|
1581 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
|
1582 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
|
1583 break; |
|
9625
1fe48009d8ea
Add more SET_LINENO instructions in long argument lists
Guido van Rossum <guido@python.org>
parents:
9293
diff
changeset
|
1584 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
|
1585 lineno = ch->n_lineno; |
|
1fe48009d8ea
Add more SET_LINENO instructions in long argument lists
Guido van Rossum <guido@python.org>
parents:
9293
diff
changeset
|
1586 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
|
1587 } |
|
1fe48009d8ea
Add more SET_LINENO instructions in long argument lists
Guido van Rossum <guido@python.org>
parents:
9293
diff
changeset
|
1588 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
|
1589 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
|
1590 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
|
1591 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
|
1592 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
|
1593 } |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1594 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
|
1595 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
|
1596 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
|
1597 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
|
1598 i += 3; |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1599 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
|
1600 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
|
1601 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
|
1602 } |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1603 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
|
1604 } |
|
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
|
1605 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
|
1606 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
|
1607 "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
|
1608 } |
|
12082
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1609 if (star_flag || starstar_flag) |
|
12086
96ea1a800b23
remove reference (vestigal) to CALL_FUNCTION_STAR
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
12082
diff
changeset
|
1610 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
|
1611 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
|
1612 else |
|
603db0d0aed1
slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
11974
diff
changeset
|
1613 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
|
1614 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
|
1615 com_pop(c, na + 2*nk + star_flag + starstar_flag); |
| 69 | 1616 } |
| 1617 } | |
| 1618 | |
| 1619 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1620 com_select_member(struct compiling *c, node *n) |
| 69 | 1621 { |
| 1622 com_addopname(c, LOAD_ATTR, n); | |
| 1623 } | |
| 1624 | |
| 1625 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1626 com_sliceobj(struct compiling *c, node *n) |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1627 { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1628 int i=0; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1629 int ns=2; /* number of slice arguments */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1630 node *ch; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1631 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1632 /* first argument */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1633 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
|
1634 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
|
1635 com_push(c, 1); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1636 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1637 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1638 else { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1639 com_node(c, CHILD(n,i)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1640 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1641 REQ(CHILD(n,i),COLON); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1642 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1643 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1644 /* second argument */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1645 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
|
1646 com_node(c, CHILD(n,i)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1647 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1648 } |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1649 else { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1650 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
|
1651 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
|
1652 } |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1653 /* remaining arguments */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1654 for (; i < NCH(n); i++) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1655 ns++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1656 ch=CHILD(n,i); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1657 REQ(ch, sliceop); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1658 if (NCH(ch) == 1) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1659 /* 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
|
1660 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
|
1661 com_push(c, 1); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1662 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1663 else |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1664 com_node(c, CHILD(ch,1)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1665 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1666 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
|
1667 com_pop(c, 1 + (ns == 3)); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1668 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1669 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1670 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1671 com_subscript(struct compiling *c, node *n) |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1672 { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1673 node *ch; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1674 REQ(n, subscript); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1675 ch = CHILD(n,0); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1676 /* 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
|
1677 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
|
1678 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
|
1679 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
|
1680 } |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1681 else { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1682 /* check for slice */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1683 if ((TYPE(ch) == COLON || NCH(n) > 1)) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1684 com_sliceobj(c, n); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1685 else { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1686 REQ(ch, test); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1687 com_node(c, ch); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1688 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1689 } |
|
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 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1692 static void |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1693 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
|
1694 { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1695 int i, op; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1696 REQ(n, subscriptlist); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1697 /* 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
|
1698 if (NCH(n) == 1) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1699 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
|
1700 /* '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
|
1701 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
|
1702 || (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
|
1703 && (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
|
1704 { |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1705 switch (assigning) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1706 case OP_DELETE: |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1707 op = DELETE_SLICE; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1708 break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1709 case OP_ASSIGN: |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1710 op = STORE_SLICE; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1711 break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1712 case OP_APPLY: |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1713 op = SLICE; |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1714 break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1715 default: |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1716 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
|
1717 return; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1718 } |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1719 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
|
1720 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
|
1721 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
|
1722 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
|
1723 com_pop(c, 1); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1724 return; |
|
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 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1727 /* Else normal subscriptlist. Compile each subscript. */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1728 for (i = 0; i < NCH(n); i += 2) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1729 com_subscript(c, CHILD(n, i)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1730 /* 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
|
1731 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
|
1732 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
|
1733 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
|
1734 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
|
1735 } |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1736 switch (assigning) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1737 case OP_DELETE: |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1738 op = DELETE_SUBSCR; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1739 i = 2; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1740 break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1741 default: |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1742 case OP_ASSIGN: |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1743 op = STORE_SUBSCR; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1744 i = 3; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1745 break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1746 case OP_APPLY: |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1747 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
|
1748 i = 1; |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1749 break; |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
1750 } |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1751 if (assigning > OP_APPLY) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1752 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
|
1753 com_push(c, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1754 com_addbyte(c, BINARY_SUBSCR); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1755 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1756 com_node(c, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1757 com_addbyte(c, assigning); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1758 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1759 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
|
1760 } |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1761 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
|
1762 com_pop(c, i); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1763 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1764 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1765 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1766 com_apply_trailer(struct compiling *c, node *n) |
| 69 | 1767 { |
| 1768 REQ(n, trailer); | |
| 1769 switch (TYPE(CHILD(n, 0))) { | |
| 1770 case LPAR: | |
| 1771 com_call_function(c, CHILD(n, 1)); | |
| 1772 break; | |
| 1773 case DOT: | |
| 1774 com_select_member(c, CHILD(n, 1)); | |
| 1775 break; | |
| 1776 case LSQB: | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
1777 com_subscriptlist(c, CHILD(n, 1), OP_APPLY, NULL); |
| 69 | 1778 break; |
| 1779 default: | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1780 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
|
1781 "com_apply_trailer: unknown trailer type"); |
| 69 | 1782 } |
| 1783 } | |
| 1784 | |
| 1785 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1786 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
|
1787 { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1788 int i; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1789 REQ(n, power); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1790 com_atom(c, CHILD(n, 0)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1791 for (i = 1; i < NCH(n); i++) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1792 if (TYPE(CHILD(n, i)) == DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1793 com_factor(c, CHILD(n, i+1)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1794 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
|
1795 com_pop(c, 1); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1796 break; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1797 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1798 else |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1799 com_apply_trailer(c, CHILD(n, i)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1800 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1801 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1802 |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1803 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1804 com_factor(struct compiling *c, node *n) |
| 69 | 1805 { |
| 1806 REQ(n, factor); | |
| 1807 if (TYPE(CHILD(n, 0)) == PLUS) { | |
| 1808 com_factor(c, CHILD(n, 1)); | |
| 1809 com_addbyte(c, UNARY_POSITIVE); | |
| 1810 } | |
| 1811 else if (TYPE(CHILD(n, 0)) == MINUS) { | |
| 1812 com_factor(c, CHILD(n, 1)); | |
| 1813 com_addbyte(c, UNARY_NEGATIVE); | |
| 1814 } | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1815 else if (TYPE(CHILD(n, 0)) == TILDE) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1816 com_factor(c, CHILD(n, 1)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1817 com_addbyte(c, UNARY_INVERT); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1818 } |
| 69 | 1819 else { |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1820 com_power(c, CHILD(n, 0)); |
| 69 | 1821 } |
| 1822 } | |
| 1823 | |
| 1824 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1825 com_term(struct compiling *c, node *n) |
| 69 | 1826 { |
| 1827 int i; | |
| 1828 int op; | |
| 1829 REQ(n, term); | |
| 1830 com_factor(c, CHILD(n, 0)); | |
| 1831 for (i = 2; i < NCH(n); i += 2) { | |
| 1832 com_factor(c, CHILD(n, i)); | |
| 1833 switch (TYPE(CHILD(n, i-1))) { | |
| 1834 case STAR: | |
| 1835 op = BINARY_MULTIPLY; | |
| 1836 break; | |
| 1837 case SLASH: | |
| 1838 op = BINARY_DIVIDE; | |
| 1839 break; | |
| 1840 case PERCENT: | |
| 1841 op = BINARY_MODULO; | |
| 1842 break; | |
| 1843 default: | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1844 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
|
1845 "com_term: operator not *, / or %"); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1846 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1847 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1848 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
|
1849 com_pop(c, 1); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1850 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1851 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1852 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1853 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1854 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
|
1855 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1856 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1857 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1858 REQ(n, arith_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1859 com_term(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1860 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1861 com_term(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1862 switch (TYPE(CHILD(n, i-1))) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1863 case PLUS: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1864 op = BINARY_ADD; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1865 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1866 case MINUS: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1867 op = BINARY_SUBTRACT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1868 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1869 default: |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
1870 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
|
1871 "com_arith_expr: operator not + or -"); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1872 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1873 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1874 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
|
1875 com_pop(c, 1); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1876 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1877 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1878 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1879 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1880 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
|
1881 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1882 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1883 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1884 REQ(n, shift_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1885 com_arith_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1886 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1887 com_arith_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1888 switch (TYPE(CHILD(n, i-1))) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1889 case LEFTSHIFT: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1890 op = BINARY_LSHIFT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1891 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1892 case RIGHTSHIFT: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1893 op = BINARY_RSHIFT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1894 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1895 default: |
|
5373
5880384d7c71
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Guido van Rossum <guido@python.org>
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5287
diff
changeset
|
1896 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
|
1897 "com_shift_expr: operator not << or >>"); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1898 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1899 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1900 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
|
1901 com_pop(c, 1); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1902 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1903 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1904 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1905 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
1906 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
|
1907 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1908 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1909 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1910 REQ(n, and_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1911 com_shift_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1912 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1913 com_shift_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1914 if (TYPE(CHILD(n, i-1)) == AMPER) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1915 op = BINARY_AND; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1916 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1917 else { |
|
5373
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diff
changeset
|
1918 com_error(c, PyExc_SystemError, |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
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parents:
4131
diff
changeset
|
1919 "com_and_expr: operator not &"); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1920 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1921 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1922 com_addbyte(c, op); |
|
4991
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1923 com_pop(c, 1); |
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1924 } |
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1925 } |
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1926 |
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1927 static void |
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1928 com_xor_expr(struct compiling *c, node *n) |
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1929 { |
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1930 int i; |
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1931 int op; |
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1932 REQ(n, xor_expr); |
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1933 com_and_expr(c, CHILD(n, 0)); |
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1934 for (i = 2; i < NCH(n); i += 2) { |
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1935 com_and_expr(c, CHILD(n, i)); |
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1936 if (TYPE(CHILD(n, i-1)) == CIRCUMFLEX) { |
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1937 op = BINARY_XOR; |
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1938 } |
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1939 else { |
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1940 com_error(c, PyExc_SystemError, |
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1941 "com_xor_expr: operator not ^"); |
| 69 | 1942 op = 255; |
| 1943 } | |
| 1944 com_addbyte(c, op); | |
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1945 com_pop(c, 1); |
| 69 | 1946 } |
| 1947 } | |
| 1948 | |
| 1949 static void | |
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1950 com_expr(struct compiling *c, node *n) |
| 69 | 1951 { |
| 1952 int i; | |
| 1953 int op; | |
| 1954 REQ(n, expr); | |
|
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1955 com_xor_expr(c, CHILD(n, 0)); |
| 69 | 1956 for (i = 2; i < NCH(n); i += 2) { |
|
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1957 com_xor_expr(c, CHILD(n, i)); |
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1958 if (TYPE(CHILD(n, i-1)) == VBAR) { |
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1959 op = BINARY_OR; |
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1960 } |
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1961 else { |
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1962 com_error(c, PyExc_SystemError, |
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1963 "com_expr: expr operator not |"); |
| 69 | 1964 op = 255; |
| 1965 } | |
| 1966 com_addbyte(c, op); | |
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1967 com_pop(c, 1); |
| 69 | 1968 } |
| 1969 } | |
| 1970 | |
| 1971 static enum cmp_op | |
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1972 cmp_type(node *n) |
| 69 | 1973 { |
| 1974 REQ(n, comp_op); | |
|
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1975 /* comp_op: '<' | '>' | '=' | '>=' | '<=' | '<>' | '!=' | '==' |
| 69 | 1976 | 'in' | 'not' 'in' | 'is' | 'is' not' */ |
| 1977 if (NCH(n) == 1) { | |
| 1978 n = CHILD(n, 0); | |
| 1979 switch (TYPE(n)) { | |
| 1980 case LESS: return LT; | |
| 1981 case GREATER: return GT; | |
|
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1982 case EQEQUAL: /* == */ |
| 69 | 1983 case EQUAL: return EQ; |
|
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1984 case LESSEQUAL: return LE; |
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1985 case GREATEREQUAL: return GE; |
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1986 case NOTEQUAL: return NE; /* <> or != */ |
| 69 | 1987 case NAME: if (strcmp(STR(n), "in") == 0) return IN; |
| 1988 if (strcmp(STR(n), "is") == 0) return IS; | |
| 1989 } | |
| 1990 } | |
| 1991 else if (NCH(n) == 2) { | |
| 1992 switch (TYPE(CHILD(n, 0))) { | |
| 1993 case NAME: if (strcmp(STR(CHILD(n, 1)), "in") == 0) | |
| 1994 return NOT_IN; | |
| 1995 if (strcmp(STR(CHILD(n, 0)), "is") == 0) | |
| 1996 return IS_NOT; | |
| 1997 } | |
| 1998 } | |
| 1999 return BAD; | |
| 2000 } | |
| 2001 | |
| 2002 static void | |
|
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2003 com_comparison(struct compiling *c, node *n) |
| 69 | 2004 { |
| 2005 int i; | |
| 2006 enum cmp_op op; | |
| 2007 int anchor; | |
| 2008 REQ(n, comparison); /* comparison: expr (comp_op expr)* */ | |
| 2009 com_expr(c, CHILD(n, 0)); | |
| 2010 if (NCH(n) == 1) | |
| 2011 return; | |
| 2012 | |
| 2013 /**************************************************************** | |
| 2014 The following code is generated for all but the last | |
| 2015 comparison in a chain: | |
| 2016 | |
| 2017 label: on stack: opcode: jump to: | |
| 2018 | |
| 2019 a <code to load b> | |
| 2020 a, b DUP_TOP | |
| 2021 a, b, b ROT_THREE | |
| 2022 b, a, b COMPARE_OP | |
| 2023 b, 0-or-1 JUMP_IF_FALSE L1 | |
| 2024 b, 1 POP_TOP | |
| 2025 b | |
| 2026 | |
| 2027 We are now ready to repeat this sequence for the next | |
| 2028 comparison in the chain. | |
| 2029 | |
| 2030 For the last we generate: | |
| 2031 | |
| 2032 b <code to load c> | |
| 2033 b, c COMPARE_OP | |
| 2034 0-or-1 | |
| 2035 | |
| 2036 If there were any jumps to L1 (i.e., there was more than one | |
| 2037 comparison), we generate: | |
| 2038 | |
| 2039 0-or-1 JUMP_FORWARD L2 | |
| 2040 L1: b, 0 ROT_TWO | |
| 2041 0, b POP_TOP | |
| 2042 0 | |
|
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2043 L2: 0-or-1 |
| 69 | 2044 ****************************************************************/ |
| 2045 | |
| 2046 anchor = 0; | |
| 2047 | |
| 2048 for (i = 2; i < NCH(n); i += 2) { | |
| 2049 com_expr(c, CHILD(n, i)); | |
| 2050 if (i+2 < NCH(n)) { | |
| 2051 com_addbyte(c, DUP_TOP); | |
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2052 com_push(c, 1); |
| 69 | 2053 com_addbyte(c, ROT_THREE); |
| 2054 } | |
| 2055 op = cmp_type(CHILD(n, i-1)); | |
| 2056 if (op == BAD) { | |
|
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2057 com_error(c, PyExc_SystemError, |
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2058 "com_comparison: unknown comparison op"); |
| 69 | 2059 } |
| 2060 com_addoparg(c, COMPARE_OP, op); | |
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2061 com_pop(c, 1); |
| 69 | 2062 if (i+2 < NCH(n)) { |
| 2063 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 2064 com_addbyte(c, POP_TOP); | |
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2065 com_pop(c, 1); |
| 69 | 2066 } |
| 2067 } | |
| 2068 | |
| 2069 if (anchor) { | |
| 2070 int anchor2 = 0; | |
| 2071 com_addfwref(c, JUMP_FORWARD, &anchor2); | |
| 2072 com_backpatch(c, anchor); | |
| 2073 com_addbyte(c, ROT_TWO); | |
| 2074 com_addbyte(c, POP_TOP); | |
| 2075 com_backpatch(c, anchor2); | |
| 2076 } | |
| 2077 } | |
| 2078 | |
| 2079 static void | |
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2080 com_not_test(struct compiling *c, node *n) |
| 69 | 2081 { |
| 2082 REQ(n, not_test); /* 'not' not_test | comparison */ | |
| 2083 if (NCH(n) == 1) { | |
| 2084 com_comparison(c, CHILD(n, 0)); | |
| 2085 } | |
| 2086 else { | |
| 2087 com_not_test(c, CHILD(n, 1)); | |
| 2088 com_addbyte(c, UNARY_NOT); | |
| 2089 } | |
| 2090 } | |
| 2091 | |
| 2092 static void | |
|
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|
2093 com_and_test(struct compiling *c, node *n) |
| 69 | 2094 { |
| 2095 int i; | |
| 2096 int anchor; | |
| 2097 REQ(n, and_test); /* not_test ('and' not_test)* */ | |
| 2098 anchor = 0; | |
| 2099 i = 0; | |
| 2100 for (;;) { | |
| 2101 com_not_test(c, CHILD(n, i)); | |
| 2102 if ((i += 2) >= NCH(n)) | |
| 2103 break; | |
| 2104 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 2105 com_addbyte(c, POP_TOP); | |
|
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2106 com_pop(c, 1); |
| 69 | 2107 } |
| 2108 if (anchor) | |
| 2109 com_backpatch(c, anchor); | |
| 2110 } | |
| 2111 | |
|
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|
2112 static int |
|
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|
2113 com_make_closure(struct compiling *c, PyCodeObject *co) |
|
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2114 { |
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|
2115 int i, free = PyTuple_GET_SIZE(co->co_freevars); |
|
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|
2116 /* If the code is compiled with st->st_nested_scopes == 0, |
|
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|
2117 then no variable will ever be added to co_freevars. |
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|
2118 */ |
|
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2119 if (free == 0) |
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2120 return 0; |
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|
2121 for (i = 0; i < free; ++i) { |
|
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|
2122 /* Bypass com_addop_varname because it will generate |
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2123 LOAD_DEREF but LOAD_CLOSURE is needed. |
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2124 */ |
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2125 PyObject *name = PyTuple_GET_ITEM(co->co_freevars, i); |
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2126 int arg, reftype; |
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2127 |
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2128 /* Special case: If a class contains a method with a |
|
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2129 free variable that has the same name as a method, |
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2130 the name will be considered free *and* local in the |
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2131 class. It should be handled by the closure, as |
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2132 well as by the normal name loookup logic. |
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2133 */ |
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2134 reftype = get_ref_type(c, PyString_AS_STRING(name)); |
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2135 if (reftype == CELL) |
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2136 arg = com_lookup_arg(c->c_cellvars, name); |
|
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2137 else /* (reftype == FREE) */ |
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2138 arg = com_lookup_arg(c->c_freevars, name); |
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2139 if (arg == -1) { |
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2140 fprintf(stderr, "lookup %s in %s %d %d\n" |
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|
2141 "freevars of %s: %s\n", |
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|
2142 PyObject_REPR(name), |
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2143 c->c_name, |
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2144 reftype, arg, |
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2145 PyString_AS_STRING(co->co_name), |
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2146 PyObject_REPR(co->co_freevars)); |
|
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2147 Py_FatalError("com_make_closure()"); |
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2148 } |
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2149 com_addoparg(c, LOAD_CLOSURE, arg); |
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2150 |
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2151 } |
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PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2152 com_push(c, free); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2153 return 1; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2154 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2155 |
| 69 | 2156 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2157 com_test(struct compiling *c, node *n) |
| 69 | 2158 { |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2159 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
|
2160 if (NCH(n) == 1 && TYPE(CHILD(n, 0)) == lambdef) { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2161 PyObject *co; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2162 int i, closure; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2163 int ndefs = com_argdefs(c, CHILD(n, 0)); |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
2164 symtable_enter_scope(c->c_symtable, "lambda", lambdef, |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
2165 n->n_lineno); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2166 co = (PyObject *) 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>
parents:
16523
diff
changeset
|
2167 if (co == NULL) { |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
2168 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
|
2169 return; |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
2170 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2171 symtable_exit_scope(c->c_symtable); |
|
16763
2f585cbe71da
Shuffle premature decref; nuke unreachable code block.
Tim Peters <tim.peters@gmail.com>
parents:
16754
diff
changeset
|
2172 i = com_addconst(c, co); |
|
2f585cbe71da
Shuffle premature decref; nuke unreachable code block.
Tim Peters <tim.peters@gmail.com>
parents:
16754
diff
changeset
|
2173 closure = com_make_closure(c, (PyCodeObject *)co); |
|
2f585cbe71da
Shuffle premature decref; nuke unreachable code block.
Tim Peters <tim.peters@gmail.com>
parents:
16754
diff
changeset
|
2174 Py_DECREF(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
|
2175 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
|
2176 com_push(c, 1); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2177 if (closure) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2178 com_addoparg(c, MAKE_CLOSURE, ndefs); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2179 else |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2180 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
|
2181 com_pop(c, ndefs); |
| 69 | 2182 } |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2183 else { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2184 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
|
2185 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
|
2186 for (;;) { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2187 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
|
2188 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
|
2189 break; |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2190 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
|
2191 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
|
2192 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
|
2193 } |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
2194 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
|
2195 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
|
2196 } |
| 69 | 2197 } |
| 2198 | |
| 2199 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2200 com_list(struct compiling *c, node *n, int toplevel) |
| 69 | 2201 { |
| 2202 /* exprlist: expr (',' expr)* [',']; likewise for testlist */ | |
| 482 | 2203 if (NCH(n) == 1 && !toplevel) { |
| 69 | 2204 com_node(c, CHILD(n, 0)); |
| 2205 } | |
| 2206 else { | |
| 2207 int i; | |
| 2208 int len; | |
| 2209 len = (NCH(n) + 1) / 2; | |
| 2210 for (i = 0; i < NCH(n); i += 2) | |
| 2211 com_node(c, CHILD(n, i)); | |
| 2212 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
|
2213 com_pop(c, len-1); |
| 69 | 2214 } |
| 2215 } | |
| 2216 | |
| 2217 | |
| 2218 /* Begin of assignment compilation */ | |
| 2219 | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2220 |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2221 static void |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2222 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
|
2223 { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2224 com_addbyte(c, DUP_TOP); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2225 com_push(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2226 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
|
2227 com_node(c, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2228 com_addbyte(c, opcode); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2229 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2230 com_addbyte(c, ROT_TWO); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2231 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
|
2232 com_pop(c, 2); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2233 } |
| 69 | 2234 |
| 2235 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2236 com_assign_attr(struct compiling *c, node *n, int assigning) |
| 69 | 2237 { |
| 2238 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
|
2239 com_pop(c, assigning ? 2 : 1); |
| 69 | 2240 } |
| 2241 | |
| 2242 static void | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2243 com_assign_trailer(struct compiling *c, node *n, int assigning, node *augn) |
| 69 | 2244 { |
| 2245 REQ(n, trailer); | |
| 2246 switch (TYPE(CHILD(n, 0))) { | |
| 2247 case LPAR: /* '(' [exprlist] ')' */ | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2248 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
|
2249 "can't assign to function call"); |
| 69 | 2250 break; |
| 2251 case DOT: /* '.' NAME */ | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2252 if (assigning > OP_APPLY) |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2253 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
|
2254 else |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2255 com_assign_attr(c, CHILD(n, 1), assigning); |
| 69 | 2256 break; |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
2257 case LSQB: /* '[' subscriptlist ']' */ |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2258 com_subscriptlist(c, CHILD(n, 1), assigning, augn); |
| 69 | 2259 break; |
| 2260 default: | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2261 com_error(c, PyExc_SystemError, "unknown trailer type"); |
| 69 | 2262 } |
| 2263 } | |
| 2264 | |
| 2265 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
|
2266 com_assign_sequence(struct compiling *c, node *n, int assigning) |
| 69 | 2267 { |
| 2268 int i; | |
|
14178
dff22d4a48da
Fix allowable node-types for assignment, need to add 'listmaker'.
Thomas Wouters <thomas@python.org>
parents:
14163
diff
changeset
|
2269 if (TYPE(n) != testlist && TYPE(n) != listmaker) |
| 69 | 2270 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
|
2271 if (assigning) { |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2272 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
|
2273 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
|
2274 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
|
2275 } |
| 69 | 2276 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
|
2277 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
|
2278 } |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2279 |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2280 static void |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2281 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
|
2282 { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2283 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
|
2284 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
|
2285 com_push(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2286 com_node(c, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2287 com_addbyte(c, opcode); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2288 com_pop(c, 1); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2289 com_assign_name(c, n, OP_ASSIGN); |
| 69 | 2290 } |
| 2291 | |
| 2292 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2293 com_assign_name(struct compiling *c, node *n, int assigning) |
| 69 | 2294 { |
| 2295 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
|
2296 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
|
2297 if (assigning) |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2298 com_pop(c, 1); |
| 69 | 2299 } |
| 2300 | |
| 2301 static void | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2302 com_assign(struct compiling *c, node *n, int assigning, node *augn) |
| 69 | 2303 { |
| 2304 /* Loop to avoid trivial recursion */ | |
| 2305 for (;;) { | |
| 2306 switch (TYPE(n)) { | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2307 |
| 69 | 2308 case exprlist: |
| 2309 case testlist: | |
| 2310 if (NCH(n) > 1) { | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2311 if (assigning > OP_APPLY) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2312 com_error(c, PyExc_SyntaxError, |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
2313 "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
|
2314 return; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2315 } |
|
13930
4eaa463c031a
Merge UNPACK_LIST and UNPACK_TUPLE into a single UNPACK_SEQUENCE, since they
Thomas Wouters <thomas@python.org>
parents:
13884
diff
changeset
|
2316 com_assign_sequence(c, n, assigning); |
| 69 | 2317 return; |
| 2318 } | |
| 2319 n = CHILD(n, 0); | |
| 2320 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2321 |
| 69 | 2322 case test: |
| 2323 case and_test: | |
| 2324 case not_test: | |
| 2325 case comparison: | |
| 2326 case expr: | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2327 case xor_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2328 case and_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2329 case shift_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2330 case arith_expr: |
| 69 | 2331 case term: |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2332 case factor: |
| 69 | 2333 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
|
2334 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
|
2335 "can't assign to operator"); |
| 69 | 2336 return; |
| 2337 } | |
| 2338 n = CHILD(n, 0); | |
| 2339 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2340 |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
2341 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
|
2342 ('+'|'-'|'~') factor | atom trailer* */ |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2343 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
|
2344 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
|
2345 "can't assign to operator"); |
| 69 | 2346 return; |
| 2347 } | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2348 if (NCH(n) > 1) { /* trailer or exponent present */ |
| 69 | 2349 int i; |
| 2350 com_node(c, CHILD(n, 0)); | |
| 2351 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
|
2352 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
|
2353 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
|
2354 "can't assign to operator"); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2355 return; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2356 } |
| 69 | 2357 com_apply_trailer(c, CHILD(n, i)); |
| 2358 } /* NB i is still alive */ | |
| 2359 com_assign_trailer(c, | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2360 CHILD(n, i), assigning, augn); |
| 69 | 2361 return; |
| 2362 } | |
| 2363 n = CHILD(n, 0); | |
| 2364 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2365 |
| 69 | 2366 case atom: |
| 2367 switch (TYPE(CHILD(n, 0))) { | |
| 2368 case LPAR: | |
| 2369 n = CHILD(n, 1); | |
| 2370 if (TYPE(n) == RPAR) { | |
| 2371 /* XXX Should allow () = () ??? */ | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2372 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
|
2373 "can't assign to ()"); |
| 69 | 2374 return; |
| 2375 } | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2376 if (assigning > OP_APPLY) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2377 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
|
2378 "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
|
2379 return; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2380 } |
| 69 | 2381 break; |
| 2382 case LSQB: | |
| 2383 n = CHILD(n, 1); | |
| 2384 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
|
2385 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
|
2386 "can't assign to []"); |
| 69 | 2387 return; |
| 2388 } | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2389 if (assigning > OP_APPLY) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2390 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
|
2391 "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
|
2392 return; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2393 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2394 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
|
2395 && 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
|
2396 com_error(c, PyExc_SyntaxError, |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
2397 "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
|
2398 return; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2399 } |
|
13930
4eaa463c031a
Merge UNPACK_LIST and UNPACK_TUPLE into a single UNPACK_SEQUENCE, since they
Thomas Wouters <thomas@python.org>
parents:
13884
diff
changeset
|
2400 com_assign_sequence(c, n, assigning); |
| 69 | 2401 return; |
| 2402 case NAME: | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2403 if (assigning > OP_APPLY) |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2404 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
|
2405 assigning, augn); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2406 else |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2407 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
|
2408 assigning); |
| 69 | 2409 return; |
| 2410 default: | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2411 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
|
2412 "can't assign to literal"); |
| 69 | 2413 return; |
| 2414 } | |
| 2415 break; | |
|
3963
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
2416 |
|
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
2417 case lambdef: |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2418 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
|
2419 "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
|
2420 return; |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2421 |
| 69 | 2422 default: |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2423 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
|
2424 "com_assign: bad node"); |
| 69 | 2425 return; |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2426 |
| 69 | 2427 } |
| 2428 } | |
| 2429 } | |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2430 |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2431 static void |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2432 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
|
2433 { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2434 int opcode; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2435 |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2436 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
|
2437 case '+': opcode = INPLACE_ADD; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2438 case '-': opcode = INPLACE_SUBTRACT; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2439 case '/': opcode = INPLACE_DIVIDE; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2440 case '%': opcode = INPLACE_MODULO; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2441 case '<': opcode = INPLACE_LSHIFT; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2442 case '>': opcode = INPLACE_RSHIFT; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2443 case '&': opcode = INPLACE_AND; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2444 case '^': opcode = INPLACE_XOR; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2445 case '|': opcode = INPLACE_OR; break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2446 case '*': |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2447 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
|
2448 opcode = INPLACE_POWER; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2449 else |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2450 opcode = INPLACE_MULTIPLY; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2451 break; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2452 default: |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2453 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
|
2454 return; |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2455 } |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2456 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
|
2457 } |
| 69 | 2458 |
| 2459 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2460 com_expr_stmt(struct compiling *c, node *n) |
| 69 | 2461 { |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2462 REQ(n, expr_stmt); |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2463 /* 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
|
2464 /* 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
|
2465 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
|
2466 return; |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2467 if (NCH(n) == 1) { |
|
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2468 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
|
2469 if (c->c_interactive) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2470 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
|
2471 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2472 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
|
2473 com_pop(c, 1); |
| 69 | 2474 } |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2475 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
|
2476 com_augassign(c, n); |
| 69 | 2477 else { |
| 2478 int i; | |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2479 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
|
2480 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
|
2481 if (i+2 < NCH(n)-2) { |
| 69 | 2482 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
|
2483 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
|
2484 } |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2485 com_assign(c, CHILD(n, i), OP_ASSIGN, NULL); |
| 69 | 2486 } |
| 2487 } | |
| 2488 } | |
| 2489 | |
| 2490 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2491 com_assert_stmt(struct compiling *c, node *n) |
|
5233
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2492 { |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2493 int a = 0, b = 0; |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2494 int i; |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2495 REQ(n, assert_stmt); /* 'assert' test [',' test] */ |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2496 /* Generate code like for |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2497 |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2498 if __debug__: |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2499 if not <test>: |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2500 raise AssertionError [, <message>] |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2501 |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2502 where <message> is the second test, if present. |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2503 */ |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2504 |
|
5233
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2505 if (Py_OptimizeFlag) |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2506 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
|
2507 com_addop_name(c, LOAD_GLOBAL, "__debug__"); |
|
5233
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2508 com_push(c, 1); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2509 com_addfwref(c, JUMP_IF_FALSE, &a); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2510 com_addbyte(c, POP_TOP); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2511 com_pop(c, 1); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2512 com_node(c, CHILD(n, 1)); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2513 com_addfwref(c, JUMP_IF_TRUE, &b); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2514 com_addbyte(c, POP_TOP); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2515 com_pop(c, 1); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2516 /* 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
|
2517 com_addop_name(c, LOAD_GLOBAL, "AssertionError"); |
|
5233
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2518 com_push(c, 1); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2519 i = NCH(n)/2; /* Either 2 or 4 */ |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2520 if (i > 1) |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2521 com_node(c, CHILD(n, 3)); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2522 com_addoparg(c, RAISE_VARARGS, i); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2523 com_pop(c, i); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2524 /* The interpreter does not fall through */ |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2525 /* All jumps converge here */ |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2526 com_backpatch(c, a); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2527 com_backpatch(c, b); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2528 com_addbyte(c, POP_TOP); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2529 } |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2530 |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
2531 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2532 com_print_stmt(struct compiling *c, node *n) |
| 69 | 2533 { |
|
14099
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2534 int i = 1; |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2535 node* stream = NULL; |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2536 |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2537 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
|
2538 |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2539 /* 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
|
2540 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
|
2541 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
|
2542 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
|
2543 /* stack: [...] => [... stream] */ |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2544 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
|
2545 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
|
2546 i = 4; |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2547 else |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2548 i = 3; |
| 69 | 2549 } |
|
14099
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2550 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
|
2551 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
|
2552 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
|
2553 /* 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
|
2554 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
|
2555 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
|
2556 /* 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
|
2557 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
|
2558 /* 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
|
2559 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
|
2560 /* 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
|
2561 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
|
2562 } |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2563 else { |
|
14105
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2564 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
|
2565 /* stack: [...] => [... obj] */ |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2566 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
|
2567 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
|
2568 } |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2569 } |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2570 /* 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
|
2571 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
|
2572 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
|
2573 /* 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
|
2574 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
|
2575 /* stack: [... stream] => [...] */ |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2576 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
|
2577 } |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2578 } |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2579 else { |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2580 if (stream != NULL) { |
|
d809b9b75b99
com_print_stmt(): Guido rightly points out that the stream expression
Barry Warsaw <barry@python.org>
parents:
14099
diff
changeset
|
2581 /* 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
|
2582 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
|
2583 /* stack: [... stream] => [...] */ |
|
14099
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2584 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
|
2585 } |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2586 else |
|
468481135c49
PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents:
14077
diff
changeset
|
2587 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
|
2588 } |
| 69 | 2589 } |
| 2590 | |
| 2591 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2592 com_return_stmt(struct compiling *c, node *n) |
| 69 | 2593 { |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2594 REQ(n, return_stmt); /* 'return' [testlist] */ |
| 86 | 2595 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
|
2596 com_error(c, PyExc_SyntaxError, "'return' outside function"); |
| 86 | 2597 } |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2598 if (NCH(n) < 2) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2599 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
|
2600 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
|
2601 } |
| 69 | 2602 else |
| 2603 com_node(c, CHILD(n, 1)); | |
| 2604 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
|
2605 com_pop(c, 1); |
| 69 | 2606 } |
| 2607 | |
| 2608 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2609 com_raise_stmt(struct compiling *c, node *n) |
| 69 | 2610 { |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2611 int i; |
|
7946
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2612 REQ(n, raise_stmt); /* 'raise' [test [',' test [',' test]]] */ |
|
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2613 if (NCH(n) > 1) { |
|
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2614 com_node(c, CHILD(n, 1)); |
|
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2615 if (NCH(n) > 3) { |
|
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2616 com_node(c, CHILD(n, 3)); |
|
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2617 if (NCH(n) > 5) |
|
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2618 com_node(c, CHILD(n, 5)); |
|
ad114620f8c2
Make first raise argument optional
Guido van Rossum <guido@python.org>
parents:
6501
diff
changeset
|
2619 } |
|
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
|
2620 } |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2621 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
|
2622 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
|
2623 com_pop(c, i); |
| 69 | 2624 } |
| 2625 | |
| 2626 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
|
2627 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
|
2628 { |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2629 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
|
2630 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
|
2631 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
|
2632 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
|
2633 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
|
2634 return; |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2635 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2636 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
|
2637 } 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
|
2638 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
|
2639 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
|
2640 } |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2641 |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2642 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2643 com_import_stmt(struct compiling *c, node *n) |
| 69 | 2644 { |
| 2645 int i; | |
| 2646 REQ(n, import_stmt); | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2647 /* 'import' dotted_name (',' dotted_name)* | |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2648 'from' dotted_name 'import' ('*' | NAME (',' NAME)*) */ |
| 69 | 2649 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
|
2650 PyObject *tup; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2651 /* 'from' dotted_name 'import' ... */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2652 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
|
2653 |
|
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2654 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
|
2655 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
|
2656 } else { |
|
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2657 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
|
2658 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
|
2659 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
|
2660 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
|
2661 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
|
2662 } |
|
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2663 } |
|
1f1a156ed5af
Replace the run-time 'future-bytecode-stream-inspection' hack to find out
Thomas Wouters <thomas@python.org>
parents:
14230
diff
changeset
|
2664 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
|
2665 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
|
2666 com_push(c, 1); |
| 69 | 2667 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
|
2668 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
|
2669 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
|
2670 else { |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2671 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
|
2672 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
|
2673 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
|
2674 } |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2675 com_pop(c, 1); |
| 69 | 2676 } |
| 2677 else { | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2678 /* 'import' ... */ |
| 69 | 2679 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
|
2680 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
|
2681 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
|
2682 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
|
2683 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
|
2684 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
|
2685 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
|
2686 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
|
2687 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
|
2688 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
|
2689 "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
|
2690 return; |
|
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13997
diff
changeset
|
2691 } |
|
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
|
2692 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
|
2693 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
|
2694 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
|
2695 j)); |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
2696 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
|
2697 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
|
2698 } 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
|
2699 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
|
2700 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
|
2701 0))); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2702 com_pop(c, 1); |
| 69 | 2703 } |
| 2704 } | |
| 2705 } | |
| 2706 | |
| 2707 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2708 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
|
2709 { |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2710 REQ(n, exec_stmt); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2711 /* 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
|
2712 com_node(c, CHILD(n, 1)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2713 if (NCH(n) >= 4) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2714 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
|
2715 else { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2716 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
|
2717 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
|
2718 } |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2719 if (NCH(n) >= 6) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2720 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
|
2721 else { |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2722 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
|
2723 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
|
2724 } |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2725 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
|
2726 com_pop(c, 3); |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2727 } |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2728 |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2729 static int |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2730 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
|
2731 { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2732 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
|
2733 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
|
2734 /* 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
|
2735 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2736 /* 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
|
2737 next: |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2738 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
|
2739 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2740 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
|
2741 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
|
2742 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
|
2743 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
|
2744 } |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2745 /* 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
|
2746 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
|
2747 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
|
2748 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
|
2749 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
|
2750 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
|
2751 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
|
2752 } |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2753 } |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2754 break; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2755 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2756 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
|
2757 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
|
2758 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
|
2759 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
|
2760 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
|
2761 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2762 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
|
2763 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
|
2764 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
|
2765 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
|
2766 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
|
2767 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
|
2768 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
|
2769 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
|
2770 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
|
2771 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
|
2772 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
|
2773 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
|
2774 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
|
2775 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
|
2776 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
|
2777 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
|
2778 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
|
2779 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
|
2780 } |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2781 break; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2782 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2783 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
|
2784 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
|
2785 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
|
2786 break; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2787 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2788 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
|
2789 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
|
2790 if (v == NULL) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2791 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
|
2792 break; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2793 } |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2794 i = PyObject_IsTrue(v); |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2795 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
|
2796 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
|
2797 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2798 case STRING: |
|
5183
636757e812a4
Fix dumb bug calling parsestrplus with wrong node as argument.
Guido van Rossum <guido@python.org>
parents:
5181
diff
changeset
|
2799 v = parsestr(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
|
2800 if (v == NULL) { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2801 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
|
2802 break; |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2803 } |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2804 i = PyObject_IsTrue(v); |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2805 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
|
2806 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
|
2807 |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2808 } |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2809 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
|
2810 } |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2811 |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2812 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2813 com_if_stmt(struct compiling *c, node *n) |
| 69 | 2814 { |
| 2815 int i; | |
| 2816 int anchor = 0; | |
| 2817 REQ(n, if_stmt); | |
| 2818 /*'if' test ':' suite ('elif' test ':' suite)* ['else' ':' suite] */ | |
| 2819 for (i = 0; i+3 < NCH(n); i+=4) { | |
| 2820 int a = 0; | |
| 86 | 2821 node *ch = CHILD(n, i+1); |
|
5181
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2822 if (is_constant_false(c, ch)) |
|
8a0b80dc6e71
Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents:
5164
diff
changeset
|
2823 continue; |
| 86 | 2824 if (i > 0) |
| 2825 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
|
2826 com_node(c, ch); |
| 69 | 2827 com_addfwref(c, JUMP_IF_FALSE, &a); |
| 2828 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
|
2829 com_pop(c, 1); |
| 69 | 2830 com_node(c, CHILD(n, i+3)); |
| 2831 com_addfwref(c, JUMP_FORWARD, &anchor); | |
| 2832 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
|
2833 /* We jump here with an extra entry which we now pop */ |
| 69 | 2834 com_addbyte(c, POP_TOP); |
| 2835 } | |
| 2836 if (i+2 < NCH(n)) | |
| 2837 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
|
2838 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
|
2839 com_backpatch(c, anchor); |
| 69 | 2840 } |
| 2841 | |
| 2842 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2843 com_while_stmt(struct compiling *c, node *n) |
| 69 | 2844 { |
| 2845 int break_anchor = 0; | |
| 2846 int anchor = 0; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2847 int save_begin = c->c_begin; |
| 69 | 2848 REQ(n, while_stmt); /* 'while' test ':' suite ['else' ':' suite] */ |
| 2849 com_addfwref(c, SETUP_LOOP, &break_anchor); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2850 block_push(c, SETUP_LOOP); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2851 c->c_begin = c->c_nexti; |
| 86 | 2852 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 2853 com_node(c, CHILD(n, 1)); |
| 2854 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 2855 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
|
2856 com_pop(c, 1); |
| 86 | 2857 c->c_loops++; |
| 69 | 2858 com_node(c, CHILD(n, 3)); |
| 86 | 2859 c->c_loops--; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2860 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2861 c->c_begin = save_begin; |
| 69 | 2862 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
|
2863 /* We jump here with one entry more on the stack */ |
| 69 | 2864 com_addbyte(c, POP_TOP); |
| 2865 com_addbyte(c, POP_BLOCK); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2866 block_pop(c, SETUP_LOOP); |
| 69 | 2867 if (NCH(n) > 4) |
| 2868 com_node(c, CHILD(n, 6)); | |
| 2869 com_backpatch(c, break_anchor); | |
| 2870 } | |
| 2871 | |
| 2872 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2873 com_for_stmt(struct compiling *c, node *n) |
| 69 | 2874 { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2875 PyObject *v; |
| 69 | 2876 int break_anchor = 0; |
| 2877 int anchor = 0; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2878 int save_begin = c->c_begin; |
| 69 | 2879 REQ(n, for_stmt); |
| 2880 /* 'for' exprlist 'in' exprlist ':' suite ['else' ':' suite] */ | |
| 2881 com_addfwref(c, SETUP_LOOP, &break_anchor); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2882 block_push(c, SETUP_LOOP); |
| 69 | 2883 com_node(c, CHILD(n, 3)); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
2884 v = PyInt_FromLong(0L); |
| 69 | 2885 if (v == NULL) |
| 2886 c->c_errors++; | |
| 2887 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
|
2888 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
|
2889 Py_XDECREF(v); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2890 c->c_begin = c->c_nexti; |
| 86 | 2891 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 2892 com_addfwref(c, FOR_LOOP, &anchor); |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2893 com_push(c, 1); |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
2894 com_assign(c, CHILD(n, 1), OP_ASSIGN, NULL); |
| 86 | 2895 c->c_loops++; |
| 69 | 2896 com_node(c, CHILD(n, 5)); |
| 86 | 2897 c->c_loops--; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2898 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2899 c->c_begin = save_begin; |
| 69 | 2900 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
|
2901 com_pop(c, 2); /* FOR_LOOP has popped these */ |
| 69 | 2902 com_addbyte(c, POP_BLOCK); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2903 block_pop(c, SETUP_LOOP); |
| 69 | 2904 if (NCH(n) > 8) |
| 2905 com_node(c, CHILD(n, 8)); | |
| 2906 com_backpatch(c, break_anchor); | |
| 2907 } | |
| 2908 | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2909 /* 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
|
2910 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2911 SETUP_FINALLY L |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2912 <code for S> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2913 POP_BLOCK |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2914 LOAD_CONST <nil> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2915 L: <code for Sf> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2916 END_FINALLY |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2917 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2918 The special instructions use the block stack. Each block |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2919 stack entry contains the instruction that created it (here |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2920 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
|
2921 block stack entry was created, and a label (here L). |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2922 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2923 SETUP_FINALLY: |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2924 Pushes the current value stack level and the label |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2925 onto the block stack. |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2926 POP_BLOCK: |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2927 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
|
2928 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
|
2929 block stack. (The label is ignored.) |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2930 END_FINALLY: |
| 86 | 2931 Pops a variable number of entries from the *value* stack |
| 2932 and re-raises the exception they specify. The number of | |
| 2933 entries popped depends on the (pseudo) exception type. | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2934 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2935 The block stack is unwound when an exception is raised: |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2936 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
|
2937 onto the value stack (and the exception condition is cleared), |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2938 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
|
2939 stack. |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2940 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2941 Code generated for "try: S except E1, V1: S1 except E2, V2: S2 ...": |
| 86 | 2942 (The contents of the value stack is shown in [], with the top |
| 2943 at the right; 'tb' is trace-back info, 'val' the exception's | |
| 2944 associated value, and 'exc' the exception.) | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2945 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2946 Value stack Label Instruction Argument |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2947 [] SETUP_EXCEPT L1 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2948 [] <code for S> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2949 [] POP_BLOCK |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2950 [] JUMP_FORWARD L0 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2951 |
| 86 | 2952 [tb, val, exc] L1: DUP ) |
| 2953 [tb, val, exc, exc] <evaluate E1> ) | |
| 2954 [tb, val, exc, exc, E1] COMPARE_OP EXC_MATCH ) only if E1 | |
| 2955 [tb, val, exc, 1-or-0] JUMP_IF_FALSE L2 ) | |
| 2956 [tb, val, exc, 1] POP ) | |
| 2957 [tb, val, exc] POP | |
| 2958 [tb, val] <assign to V1> (or POP if no V1) | |
| 2959 [tb] POP | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2960 [] <code for S1> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2961 JUMP_FORWARD L0 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2962 |
| 86 | 2963 [tb, val, exc, 0] L2: POP |
| 2964 [tb, val, exc] DUP | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2965 .............................etc....................... |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2966 |
| 86 | 2967 [tb, val, exc, 0] Ln+1: POP |
| 2968 [tb, val, exc] END_FINALLY # re-raise exception | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2969 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2970 [] L0: <next statement> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2971 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2972 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
|
2973 */ |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2974 |
| 69 | 2975 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
2976 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
|
2977 { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2978 int except_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2979 int end_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2980 int else_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2981 int i; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2982 node *ch; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2983 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2984 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
|
2985 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
|
2986 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
|
2987 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
|
2988 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
|
2989 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
|
2990 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
|
2991 for (i = 3; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2992 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
|
2993 i += 3) { |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
2994 /* 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
|
2995 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
|
2996 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
|
2997 "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
|
2998 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2999 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3000 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
|
3001 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
|
3002 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
|
3003 if (NCH(ch) > 1) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3004 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
|
3005 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
|
3006 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
|
3007 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
|
3008 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
|
3009 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
|
3010 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
|
3011 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
|
3012 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3013 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
|
3014 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
|
3015 if (NCH(ch) > 3) |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents:
14147
diff
changeset
|
3016 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
|
3017 else { |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3018 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
|
3019 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
|
3020 } |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3021 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
|
3022 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
|
3023 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
|
3024 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
|
3025 if (except_anchor) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3026 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
|
3027 /* 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
|
3028 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
|
3029 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
|
3030 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
|
3031 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3032 } |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3033 /* 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
|
3034 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
|
3035 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
|
3036 anything. */ |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3037 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
|
3038 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
|
3039 if (i < NCH(n)) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3040 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
|
3041 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
|
3042 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3043 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3044 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3045 com_try_finally(struct compiling *c, node *n) |
| 69 | 3046 { |
| 3047 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
|
3048 node *ch; |
|
792
dc3b455f7632
Only * can be used for varargs argument lists
Guido van Rossum <guido@python.org>
parents:
744
diff
changeset
|
3049 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3050 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
|
3051 block_push(c, SETUP_FINALLY); |
| 69 | 3052 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
|
3053 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
|
3054 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
|
3055 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
|
3056 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
|
3057 /* 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
|
3058 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
|
3059 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
|
3060 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
|
3061 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
|
3062 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
|
3063 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
|
3064 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
|
3065 com_node(c, ch); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3066 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
|
3067 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
|
3068 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
|
3069 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3070 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3071 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3072 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
|
3073 { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3074 REQ(n, try_stmt); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3075 /* '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
|
3076 | 'try' ':' suite 'finally' ':' suite */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3077 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
|
3078 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
|
3079 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3080 com_try_except(c, n); |
| 69 | 3081 } |
| 3082 | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3083 static node * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3084 get_rawdocstring(node *n) |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3085 { |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3086 int i; |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3087 |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3088 /* 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
|
3089 next: |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3090 switch (TYPE(n)) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3091 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3092 case suite: |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3093 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
|
3094 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
|
3095 goto next; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3096 } |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3097 /* Fall through */ |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3098 case file_input: |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3099 for (i = 0; i < NCH(n); i++) { |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3100 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
|
3101 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
|
3102 n = ch; |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3103 goto next; |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3104 } |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3105 } |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3106 break; |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
3107 |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3108 case stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3109 case simple_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3110 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
|
3111 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
|
3112 goto next; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3113 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3114 case expr_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3115 case testlist: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3116 case test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3117 case and_test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3118 case not_test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3119 case comparison: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3120 case expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3121 case xor_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3122 case and_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3123 case shift_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3124 case arith_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3125 case term: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3126 case factor: |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
3127 case power: |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3128 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
|
3129 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
|
3130 goto next; |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3131 } |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3132 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3133 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3134 case atom: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3135 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
|
3136 return n; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3137 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3138 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3139 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3140 return NULL; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3141 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3142 |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3143 static PyObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3144 get_docstring(node *n) |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3145 { |
|
9987
b7bcc2cda1b3
Implement -OO; "unsafe" optimization that removes docstrings.
Guido van Rossum <guido@python.org>
parents:
9626
diff
changeset
|
3146 /* 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
|
3147 if (Py_OptimizeFlag > 1) |
|
b7bcc2cda1b3
Implement -OO; "unsafe" optimization that removes docstrings.
Guido van Rossum <guido@python.org>
parents:
9626
diff
changeset
|
3148 return NULL; |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3149 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
|
3150 if (n == NULL) |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3151 return NULL; |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3152 return parsestrplus(n); |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3153 } |
|
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3154 |
| 69 | 3155 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3156 com_suite(struct compiling *c, node *n) |
| 69 | 3157 { |
| 3158 REQ(n, suite); | |
| 3159 /* simple_stmt | NEWLINE INDENT NEWLINE* (stmt NEWLINE*)+ DEDENT */ | |
| 3160 if (NCH(n) == 1) { | |
| 3161 com_node(c, CHILD(n, 0)); | |
| 3162 } | |
| 3163 else { | |
| 3164 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
|
3165 for (i = 0; i < NCH(n) && c->c_errors == 0; i++) { |
| 69 | 3166 node *ch = CHILD(n, i); |
| 3167 if (TYPE(ch) == stmt) | |
| 3168 com_node(c, ch); | |
| 3169 } | |
| 3170 } | |
| 3171 } | |
| 3172 | |
| 744 | 3173 /* ARGSUSED */ |
| 69 | 3174 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3175 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
|
3176 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3177 int i = c->c_nblocks; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3178 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
|
3179 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3180 } |
|
14471
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3181 else if (i <= 0) { |
|
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3182 /* at the outer level */ |
|
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3183 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
|
3184 "'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
|
3185 } |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3186 else { |
|
14471
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3187 int j; |
|
16398
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3188 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
|
3189 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
|
3190 break; |
|
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3191 } |
|
16398
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3192 if (j >= 0) { |
|
14471
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3193 /* there is a loop, but something interferes */ |
|
16398
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3194 for (; i > j; --i) { |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3195 if (c->c_block[i] == SETUP_EXCEPT || |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3196 c->c_block[i] == SETUP_FINALLY) { |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3197 com_addoparg(c, CONTINUE_LOOP, |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3198 c->c_begin); |
|
14471
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3199 return; |
|
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3200 } |
|
16398
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3201 if (c->c_block[i] == END_FINALLY) { |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3202 com_error(c, PyExc_SyntaxError, |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3203 "'continue' not supported inside 'finally' clause"); |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3204 return; |
|
80c0b280a4f9
Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16394
diff
changeset
|
3205 } |
|
14471
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3206 } |
|
c3c49859e80b
com_continue_stmt(): Improve error message when continue is found
Fred Drake <fdrake@acm.org>
parents:
14382
diff
changeset
|
3207 } |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3208 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
|
3209 "'continue' not properly in loop"); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3210 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3211 /* XXX Could allow it inside a 'finally' clause |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3212 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
|
3213 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3214 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3215 static int |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3216 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
|
3217 { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3218 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
|
3219 if (TYPE(n) == lambdef) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3220 /* lambdef: 'lambda' [varargslist] ':' test */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3221 n = CHILD(n, 1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3222 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3223 else { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3224 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
|
3225 n = CHILD(n, 2); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3226 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
|
3227 n = CHILD(n, 1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3228 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3229 if (TYPE(n) != varargslist) |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3230 return 0; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3231 /* varargslist: |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3232 (fpdef ['=' test] ',')* '*' ....... | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3233 fpdef ['=' test] (',' fpdef ['=' test])* [','] */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3234 nch = NCH(n); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3235 nargs = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3236 ndefs = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3237 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
|
3238 int t; |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3239 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
|
3240 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
|
3241 break; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3242 nargs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3243 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3244 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
|
3245 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
|
3246 else |
|
e51e17b2d88b
fix bug with missing default for last arg (discovered by Tommy Burnette)
Guido van Rossum <guido@python.org>
parents:
2844
diff
changeset
|
3247 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
|
3248 if (t == EQUAL) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3249 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3250 ndefs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3251 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
|
3252 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3253 if (i >= nch) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3254 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3255 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
|
3256 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3257 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
|
3258 /* 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
|
3259 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
|
3260 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
|
3261 "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
|
3262 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3263 if (t != COMMA) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3264 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3265 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3266 return ndefs; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3267 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
3268 |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3269 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3270 com_funcdef(struct compiling *c, node *n) |
| 69 | 3271 { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3272 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
|
3273 int ndefs; |
| 69 | 3274 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
|
3275 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
|
3276 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
|
3277 n->n_lineno); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3278 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
|
3279 symtable_exit_scope(c->c_symtable); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3280 if (co == NULL) |
| 69 | 3281 c->c_errors++; |
| 3282 else { | |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3283 int closure = com_make_closure(c, (PyCodeObject *)co); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3284 int i = com_addconst(c, co); |
| 69 | 3285 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
|
3286 com_push(c, 1); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3287 if (closure) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3288 com_addoparg(c, MAKE_CLOSURE, ndefs); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3289 else |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3290 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
|
3291 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
|
3292 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
|
3293 com_pop(c, 1); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3294 Py_DECREF(co); |
| 69 | 3295 } |
| 3296 } | |
| 3297 | |
| 3298 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3299 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
|
3300 { |
| 744 | 3301 int i; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3302 REQ(n, testlist); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3303 /* testlist: test (',' test)* [','] */ |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3304 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
|
3305 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
|
3306 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
|
3307 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
|
3308 com_pop(c, i-1); |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3309 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3310 |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3311 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3312 com_classdef(struct compiling *c, node *n) |
| 69 | 3313 { |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3314 int i; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3315 PyObject *co, *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
|
3316 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
|
3317 |
| 69 | 3318 REQ(n, classdef); |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3319 /* 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
|
3320 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
|
3321 c->c_errors++; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3322 return; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3323 } |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3324 /* Push the class name on the stack */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3325 i = com_addconst(c, v); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3326 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
|
3327 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
|
3328 Py_DECREF(v); |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3329 /* 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
|
3330 if (TYPE(CHILD(n, 2)) != LPAR) { |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3331 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
|
3332 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
|
3333 } |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3334 else |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3335 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
|
3336 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
|
3337 symtable_enter_scope(c->c_symtable, name, TYPE(n), n->n_lineno); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3338 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
|
3339 symtable_exit_scope(c->c_symtable); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3340 if (co == NULL) |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3341 c->c_errors++; |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3342 else { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3343 int closure = com_make_closure(c, (PyCodeObject *)co); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3344 i = com_addconst(c, co); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3345 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
|
3346 com_push(c, 1); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3347 if (closure) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3348 com_addoparg(c, MAKE_CLOSURE, 0); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3349 else |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3350 com_addoparg(c, MAKE_FUNCTION, 0); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3351 com_addoparg(c, CALL_FUNCTION, 0); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3352 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
|
3353 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
|
3354 com_addop_varname(c, VAR_STORE, STR(CHILD(n, 1))); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3355 Py_DECREF(co); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3356 } |
| 69 | 3357 } |
| 3358 | |
| 3359 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3360 com_node(struct compiling *c, node *n) |
| 69 | 3361 { |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3362 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
|
3363 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
|
3364 return; |
| 69 | 3365 switch (TYPE(n)) { |
| 3366 | |
| 3367 /* Definition nodes */ | |
| 3368 | |
| 3369 case funcdef: | |
| 3370 com_funcdef(c, n); | |
| 3371 break; | |
| 3372 case classdef: | |
| 3373 com_classdef(c, n); | |
| 3374 break; | |
| 3375 | |
| 3376 /* Trivial parse tree nodes */ | |
| 3377 | |
| 3378 case stmt: | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3379 case small_stmt: |
| 86 | 3380 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
|
3381 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
|
3382 goto loop; |
| 86 | 3383 |
| 69 | 3384 case simple_stmt: |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3385 /* small_stmt (';' small_stmt)* [';'] NEWLINE */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3386 com_addoparg(c, SET_LINENO, n->n_lineno); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3387 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3388 int i; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3389 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
|
3390 com_node(c, CHILD(n, i)); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3391 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3392 break; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3393 |
| 69 | 3394 case compound_stmt: |
| 86 | 3395 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
|
3396 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
|
3397 goto loop; |
| 69 | 3398 |
| 3399 /* Statement nodes */ | |
| 3400 | |
| 3401 case expr_stmt: | |
| 3402 com_expr_stmt(c, n); | |
| 3403 break; | |
| 3404 case print_stmt: | |
| 3405 com_print_stmt(c, n); | |
| 3406 break; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3407 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
|
3408 com_assign(c, CHILD(n, 1), OP_DELETE, NULL); |
| 69 | 3409 break; |
| 3410 case pass_stmt: | |
| 3411 break; | |
| 3412 case break_stmt: | |
| 86 | 3413 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
|
3414 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
|
3415 "'break' outside loop"); |
| 86 | 3416 } |
| 69 | 3417 com_addbyte(c, BREAK_LOOP); |
| 3418 break; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3419 case continue_stmt: |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3420 com_continue_stmt(c, n); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
3421 break; |
| 69 | 3422 case return_stmt: |
| 3423 com_return_stmt(c, n); | |
| 3424 break; | |
| 3425 case raise_stmt: | |
| 3426 com_raise_stmt(c, n); | |
| 3427 break; | |
| 3428 case import_stmt: | |
| 3429 com_import_stmt(c, n); | |
| 3430 break; | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3431 case global_stmt: |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
3432 break; |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
3433 case exec_stmt: |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
3434 com_exec_stmt(c, n); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
3435 break; |
|
5233
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
3436 case assert_stmt: |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
3437 com_assert_stmt(c, n); |
|
b749d2dd7582
Added assert statement.
Guido van Rossum <guido@python.org>
parents:
5197
diff
changeset
|
3438 break; |
| 69 | 3439 case if_stmt: |
| 3440 com_if_stmt(c, n); | |
| 3441 break; | |
| 3442 case while_stmt: | |
| 3443 com_while_stmt(c, n); | |
| 3444 break; | |
| 3445 case for_stmt: | |
| 3446 com_for_stmt(c, n); | |
| 3447 break; | |
| 3448 case try_stmt: | |
| 3449 com_try_stmt(c, n); | |
| 3450 break; | |
| 3451 case suite: | |
| 3452 com_suite(c, n); | |
| 3453 break; | |
| 3454 | |
| 3455 /* Expression nodes */ | |
| 3456 | |
| 3457 case testlist: | |
| 482 | 3458 com_list(c, n, 0); |
| 69 | 3459 break; |
| 3460 case test: | |
| 3461 com_test(c, n); | |
| 3462 break; | |
| 3463 case and_test: | |
| 3464 com_and_test(c, n); | |
| 3465 break; | |
| 3466 case not_test: | |
| 3467 com_not_test(c, n); | |
| 3468 break; | |
| 3469 case comparison: | |
| 3470 com_comparison(c, n); | |
| 3471 break; | |
| 3472 case exprlist: | |
| 482 | 3473 com_list(c, n, 0); |
| 69 | 3474 break; |
| 3475 case expr: | |
| 3476 com_expr(c, n); | |
| 3477 break; | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3478 case xor_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3479 com_xor_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3480 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3481 case and_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3482 com_and_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3483 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3484 case shift_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3485 com_shift_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3486 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3487 case arith_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3488 com_arith_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
3489 break; |
| 69 | 3490 case term: |
| 3491 com_term(c, n); | |
| 3492 break; | |
| 3493 case factor: | |
| 3494 com_factor(c, n); | |
| 3495 break; | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
3496 case power: |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
3497 com_power(c, n); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
3498 break; |
| 69 | 3499 case atom: |
| 3500 com_atom(c, n); | |
| 3501 break; | |
| 3502 | |
| 3503 default: | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3504 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
|
3505 "com_node: unexpected node type"); |
| 69 | 3506 } |
| 3507 } | |
| 3508 | |
|
13447
a89f7f268de4
Nuke all remaining occurrences of Py_PROTO and Py_FPROTO.
Tim Peters <tim.peters@gmail.com>
parents:
13330
diff
changeset
|
3509 static void com_fplist(struct compiling *, node *); |
| 69 | 3510 |
| 3511 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3512 com_fpdef(struct compiling *c, node *n) |
| 69 | 3513 { |
| 3514 REQ(n, fpdef); /* fpdef: NAME | '(' fplist ')' */ | |
| 3515 if (TYPE(CHILD(n, 0)) == LPAR) | |
| 3516 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
|
3517 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
|
3518 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
|
3519 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
|
3520 } |
| 69 | 3521 } |
| 3522 | |
| 3523 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3524 com_fplist(struct compiling *c, node *n) |
| 69 | 3525 { |
| 544 | 3526 REQ(n, fplist); /* fplist: fpdef (',' fpdef)* [','] */ |
| 69 | 3527 if (NCH(n) == 1) { |
| 3528 com_fpdef(c, CHILD(n, 0)); | |
| 3529 } | |
| 3530 else { | |
|
4991
8276916e1ea8
Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents:
4905
diff
changeset
|
3531 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
|
3532 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
|
3533 com_push(c, i-1); |
| 69 | 3534 for (i = 0; i < NCH(n); i += 2) |
| 3535 com_fpdef(c, CHILD(n, i)); | |
| 3536 } | |
| 3537 } | |
| 3538 | |
| 3539 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3540 com_arglist(struct compiling *c, node *n) |
| 584 | 3541 { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3542 int nch, i, narg; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3543 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
|
3544 char nbuf[10]; |
| 584 | 3545 REQ(n, varargslist); |
|
617
755bb8efcc2d
Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents:
584
diff
changeset
|
3546 /* varargslist: |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3547 (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
|
3548 nch = NCH(n); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3549 /* Enter all arguments in table of locals */ |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3550 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
|
3551 node *ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3552 node *fp; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3553 char *name; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
3554 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
|
3555 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3556 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3557 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
|
3558 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
|
3559 name = nbuf; |
|
9ed26afeeaa5
Fix bug reported by Just: anonymous arguments used for tuples should
Guido van Rossum <guido@python.org>
parents:
5610
diff
changeset
|
3560 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
|
3561 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
|
3562 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3563 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
|
3564 /* all name updates handled by symtable */ |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3565 if (++i >= nch) |
| 584 | 3566 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3567 ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3568 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
|
3569 i += 2; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3570 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3571 REQ(ch, COMMA); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3572 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3573 if (complex) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3574 /* Generate code for complex arguments only after |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3575 having counted the simple arguments */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3576 int ilocal = 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3577 for (i = 0; i < nch; i++) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3578 node *ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3579 node *fp; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
3580 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
|
3581 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3582 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3583 fp = CHILD(ch, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3584 if (TYPE(fp) != NAME) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3585 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
|
3586 com_push(c, 1); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3587 com_fpdef(c, ch); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3588 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3589 ilocal++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3590 if (++i >= nch) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3591 break; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3592 ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3593 if (TYPE(ch) == EQUAL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3594 i += 2; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3595 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3596 REQ(ch, COMMA); |
| 584 | 3597 } |
| 3598 } | |
| 3599 } | |
| 3600 | |
| 3601 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3602 com_file_input(struct compiling *c, node *n) |
| 69 | 3603 { |
| 3604 int i; | |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3605 PyObject *doc; |
| 69 | 3606 REQ(n, file_input); /* (NEWLINE | stmt)* ENDMARKER */ |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3607 doc = get_docstring(n); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3608 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3609 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
|
3610 Py_DECREF(doc); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3611 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
|
3612 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
|
3613 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
|
3614 com_pop(c, 1); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3615 } |
| 69 | 3616 for (i = 0; i < NCH(n); i++) { |
| 3617 node *ch = CHILD(n, i); | |
| 3618 if (TYPE(ch) != ENDMARKER && TYPE(ch) != NEWLINE) | |
| 3619 com_node(c, ch); | |
| 3620 } | |
| 3621 } | |
| 3622 | |
| 3623 /* Top-level compile-node interface */ | |
| 3624 | |
| 3625 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3626 compile_funcdef(struct compiling *c, node *n) |
| 69 | 3627 { |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3628 PyObject *doc; |
| 69 | 3629 node *ch; |
| 3630 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
|
3631 c->c_name = STR(CHILD(n, 1)); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3632 doc = get_docstring(CHILD(n, 4)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3633 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3634 (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
|
3635 Py_DECREF(doc); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3636 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3637 else |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3638 (void) com_addconst(c, Py_None); /* No docstring */ |
| 584 | 3639 ch = CHILD(n, 2); /* parameters: '(' [varargslist] ')' */ |
| 3640 ch = CHILD(ch, 1); /* ')' | varargslist */ | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3641 if (TYPE(ch) == varargslist) |
| 584 | 3642 com_arglist(c, ch); |
| 86 | 3643 c->c_infunction = 1; |
| 69 | 3644 com_node(c, CHILD(n, 4)); |
| 86 | 3645 c->c_infunction = 0; |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3646 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
|
3647 com_push(c, 1); |
| 69 | 3648 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
|
3649 com_pop(c, 1); |
| 69 | 3650 } |
| 3651 | |
| 3652 static void | |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3653 compile_lambdef(struct compiling *c, node *n) |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
3654 { |
|
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
|
3655 node *ch; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3656 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
|
3657 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
|
3658 |
|
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
3659 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
|
3660 (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
|
3661 if (TYPE(ch) == varargslist) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3662 com_arglist(c, ch); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3663 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
|
3664 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3665 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3666 ch = CHILD(n, 2); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3667 com_node(c, ch); |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
3668 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
|
3669 com_pop(c, 1); |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
3670 } |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
3671 |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
3672 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3673 compile_classdef(struct compiling *c, node *n) |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3674 { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3675 node *ch; |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3676 PyObject *doc; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3677 REQ(n, classdef); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3678 /* classdef: 'class' NAME ['(' testlist ')'] ':' suite */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3679 c->c_name = STR(CHILD(n, 1)); |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
3680 c->c_private = c->c_name; |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3681 ch = CHILD(n, NCH(n)-1); /* The suite */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3682 doc = get_docstring(ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3683 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3684 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
|
3685 Py_DECREF(doc); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3686 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
|
3687 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
|
3688 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
|
3689 com_pop(c, 1); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3690 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3691 else |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3692 (void) com_addconst(c, Py_None); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3693 com_node(c, ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3694 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
|
3695 com_push(c, 1); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3696 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
|
3697 com_pop(c, 1); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3698 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3699 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3700 static void |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3701 compile_node(struct compiling *c, node *n) |
| 69 | 3702 { |
| 86 | 3703 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 3704 | |
| 69 | 3705 switch (TYPE(n)) { |
| 3706 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
3707 case single_input: /* One interactive command */ |
| 69 | 3708 /* 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
|
3709 c->c_interactive++; |
| 69 | 3710 n = CHILD(n, 0); |
| 3711 if (TYPE(n) != NEWLINE) | |
| 3712 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
|
3713 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
|
3714 com_push(c, 1); |
| 86 | 3715 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
|
3716 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
|
3717 c->c_interactive--; |
| 69 | 3718 break; |
| 3719 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
3720 case file_input: /* A whole file, or built-in function exec() */ |
| 69 | 3721 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
|
3722 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
|
3723 com_push(c, 1); |
| 86 | 3724 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
|
3725 com_pop(c, 1); |
| 69 | 3726 break; |
| 3727 | |
|
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
|
3728 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
|
3729 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
|
3730 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
|
3731 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
|
3732 break; |
|
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
3733 |
|
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
|
3734 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
|
3735 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
|
3736 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
|
3737 |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
3738 case funcdef: /* A function definition */ |
| 69 | 3739 compile_funcdef(c, n); |
| 3740 break; | |
| 3741 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
3742 case classdef: /* A class definition */ |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
3743 compile_classdef(c, n); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3744 break; |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
3745 |
| 69 | 3746 default: |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3747 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
|
3748 "compile_node: unexpected node type"); |
| 69 | 3749 } |
| 3750 } | |
| 3751 | |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3752 static PyObject * |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3753 dict_keys_inorder(PyObject *dict, int offset) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3754 { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3755 PyObject *tuple, *k, *v; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3756 int i, pos = 0, size = PyDict_Size(dict); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3757 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3758 tuple = PyTuple_New(size); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3759 if (tuple == NULL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3760 return NULL; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3761 while (PyDict_Next(dict, &pos, &k, &v)) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3762 i = PyInt_AS_LONG(v); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3763 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
|
3764 assert((i - offset) < size); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3765 PyTuple_SET_ITEM(tuple, i - offset, k); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3766 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3767 return tuple; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3768 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3769 |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3770 PyCodeObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3771 PyNode_Compile(node *n, char *filename) |
| 69 | 3772 { |
|
16916
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3773 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
|
3774 } |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3775 |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3776 PyCodeObject * |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3777 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
|
3778 { |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3779 return jcompile(n, filename, NULL, flags); |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
3780 } |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
3781 |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
3782 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
|
3783 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
|
3784 { |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
3785 struct symtable *st; |
|
17112
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3786 PyFutureFeatures *ff; |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3787 |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3788 ff = PyNode_Future(n, filename); |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3789 if (ff == NULL) |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3790 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
|
3791 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
|
3792 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
|
3793 return NULL; |
|
17112
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3794 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
|
3795 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
|
3796 if (st->st_errors > 0) |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3797 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
|
3798 symtable_node(st, n); |
|
17112
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3799 if (st->st_errors > 0) |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3800 goto fail; |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3801 |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
3802 return st; |
|
17112
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3803 fail: |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3804 PyMem_Free((void *)ff); |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3805 st->st_future = NULL; |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3806 PySymtable_Free(st); |
|
76eab2ebce58
Update PyNode_CompileSymtable() to understand future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17104
diff
changeset
|
3807 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
|
3808 } |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
3809 |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3810 static PyCodeObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3811 icompile(node *n, struct compiling *base) |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
3812 { |
|
16916
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3813 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
|
3814 } |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
3815 |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3816 static PyCodeObject * |
|
16916
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3817 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
|
3818 PyCompilerFlags *flags) |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
3819 { |
| 69 | 3820 struct compiling sc; |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3821 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
|
3822 if (!com_init(&sc, filename)) |
| 69 | 3823 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
|
3824 if (base) { |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
3825 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
|
3826 sc.c_symtable = base->c_symtable; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3827 /* c_symtable still points to parent's symbols */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3828 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
|
3829 || (sc.c_symtable->st_cur->ste_type == TYPE_FUNCTION)) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3830 sc.c_nested = 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
|
3831 } else { |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
3832 sc.c_private = NULL; |
|
16799
08d937107fe6
Improved __future__ parser; still more to do
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16783
diff
changeset
|
3833 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
|
3834 if (sc.c_future == NULL) { |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3835 com_free(&sc); |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3836 return NULL; |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3837 } |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3838 if (flags) { |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3839 if (flags->cf_nested_scopes) |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3840 sc.c_future->ff_nested_scopes = 1; |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3841 else if (sc.c_future->ff_nested_scopes) |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3842 flags->cf_nested_scopes = 1; |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3843 } |
|
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
3844 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
|
3845 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
|
3846 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
|
3847 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3848 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3849 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
|
3850 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
|
3851 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
|
3852 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
|
3853 } |
| 69 | 3854 compile_node(&sc, n); |
| 3855 com_done(&sc); | |
|
1257
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
3856 if (sc.c_errors == 0) { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3857 PyObject *consts, *names, *varnames, *filename, *name, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3858 *freevars, *cellvars; |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3859 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
|
3860 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
|
3861 varnames = PyList_AsTuple(sc.c_varnames); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3862 cellvars = dict_keys_inorder(sc.c_cellvars, 0); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3863 freevars = dict_keys_inorder(sc.c_freevars, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3864 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
|
3865 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
|
3866 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
|
3867 if (!PyErr_Occurred()) |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3868 co = PyCode_New(sc.c_argcount, |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3869 sc.c_nlocals, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3870 sc.c_maxstacklevel, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3871 sc.c_flags, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3872 sc.c_code, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3873 consts, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3874 names, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3875 varnames, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3876 freevars, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3877 cellvars, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3878 filename, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3879 name, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3880 sc.c_firstlineno, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3881 sc.c_lnotab); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3882 Py_XDECREF(consts); |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3883 Py_XDECREF(names); |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3884 Py_XDECREF(varnames); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3885 Py_XDECREF(freevars); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3886 Py_XDECREF(cellvars); |
|
5373
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3887 Py_XDECREF(filename); |
|
5880384d7c71
Quickly renamed the remaining files -- this directory is done.
Guido van Rossum <guido@python.org>
parents:
5287
diff
changeset
|
3888 Py_XDECREF(name); |
|
266
b5826bf29677
Changed and exported newcodeobject() interface, for ".pyc" files.
Guido van Rossum <guido@python.org>
parents:
238
diff
changeset
|
3889 } |
|
13884
8eeaff96b4c2
When returning an error from jcompile() (which is passed through by
Guido van Rossum <guido@python.org>
parents:
13873
diff
changeset
|
3890 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
|
3891 /* 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
|
3892 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
|
3893 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
|
3894 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
|
3895 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
|
3896 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
|
3897 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3898 exit: |
|
16753
51977af230fa
Fix for bug 133489: compiler leaks memory
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16699
diff
changeset
|
3899 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
|
3900 PySymtable_Free(sc.c_symtable); |
|
16753
51977af230fa
Fix for bug 133489: compiler leaks memory
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16699
diff
changeset
|
3901 sc.c_symtable = NULL; |
|
51977af230fa
Fix for bug 133489: compiler leaks memory
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16699
diff
changeset
|
3902 } |
| 69 | 3903 com_free(&sc); |
| 3904 return co; | |
| 3905 } | |
|
5041
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
3906 |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
3907 int |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13585
diff
changeset
|
3908 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
|
3909 { |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
3910 int size = PyString_Size(co->co_lnotab) / 2; |
| 11290 | 3911 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
|
3912 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
|
3913 int addr = 0; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
3914 while (--size >= 0) { |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
3915 addr += *p++; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
3916 if (addr > addrq) |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
3917 break; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
3918 line += *p++; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
3919 } |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
3920 return line; |
|
c497929b2371
Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents:
5011
diff
changeset
|
3921 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3922 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3923 /* 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
|
3924 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
|
3925 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
|
3926 */ |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3927 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3928 static int |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3929 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
|
3930 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3931 PyObject *v; |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3932 if (c->c_symtable->st_nested_scopes) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3933 if (PyDict_GetItemString(c->c_cellvars, name) != NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3934 return CELL; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3935 if (PyDict_GetItemString(c->c_locals, name) != NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3936 return LOCAL; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3937 if (PyDict_GetItemString(c->c_freevars, name) != NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3938 return FREE; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3939 v = PyDict_GetItemString(c->c_globals, name); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3940 if (v) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3941 if (v == Py_None) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3942 return GLOBAL_EXPLICIT; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3943 else { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3944 return GLOBAL_IMPLICIT; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3945 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3946 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3947 } else { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3948 if (PyDict_GetItemString(c->c_locals, name) != NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3949 return LOCAL; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3950 v = PyDict_GetItemString(c->c_globals, name); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3951 if (v) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3952 if (v == Py_None) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3953 return GLOBAL_EXPLICIT; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3954 else { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3955 return GLOBAL_IMPLICIT; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
3956 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3957 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3958 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3959 { |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
3960 char buf[350]; |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
3961 sprintf(buf, |
|
16878
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
3962 "unknown scope for %.100s in %.100s(%s) " |
|
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
3963 "in %s\nsymbols: %s\nlocals: %s\nglobals: %s\n", |
|
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
|
3964 name, c->c_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
|
3965 PyObject_REPR(c->c_symtable->st_cur->ste_id), |
|
16878
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
3966 c->c_filename, |
|
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
3967 PyObject_REPR(c->c_symtable->st_cur->ste_symbols), |
|
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
3968 PyObject_REPR(c->c_locals), |
|
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
3969 PyObject_REPR(c->c_globals) |
|
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
3970 ); |
|
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
3971 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3972 Py_FatalError(buf); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3973 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
3974 return -1; /* can't get here */ |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3975 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
3976 |
|
16933
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3977 /* Helper functions to issue warnings */ |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3978 |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3979 static int |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3980 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
|
3981 { |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3982 if (PyErr_WarnExplicit(PyExc_SyntaxWarning, msg, filename, |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3983 lineno, NULL, NULL) < 0) { |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3984 if (PyErr_ExceptionMatches(PyExc_SyntaxWarning)) { |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3985 PyErr_SetString(PyExc_SyntaxError, msg); |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3986 PyErr_SyntaxLocation(filename, lineno); |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3987 } |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3988 return -1; |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3989 } |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3990 return 0; |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3991 } |
|
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
|
3992 |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
3993 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
|
3994 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
|
3995 { |
|
16933
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
3996 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
|
3997 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
|
3998 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
|
3999 } |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4000 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
|
4001 } |
|
ec9083ac26df
Let's have some sanity. Introduce a helper to issue a symbol table
Guido van Rossum <guido@python.org>
parents:
16853
diff
changeset
|
4002 |
|
16831
27f04d714ecb
Print the offending line of code in the traceback for SyntaxErrors
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16823
diff
changeset
|
4003 /* 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
|
4004 |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4005 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
|
4006 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
|
4007 { |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4008 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
|
4009 return -1; |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
4010 c->c_symtable->st_future = c->c_future; |
|
16799
08d937107fe6
Improved __future__ parser; still more to do
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16783
diff
changeset
|
4011 if (c->c_future->ff_nested_scopes) |
|
08d937107fe6
Improved __future__ parser; still more to do
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16783
diff
changeset
|
4012 c->c_symtable->st_nested_scopes = 1; |
|
16428
6496844c4a42
Fix symbol table pass to generation SyntaxError exceptions that
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16421
diff
changeset
|
4013 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
|
4014 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
|
4015 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
|
4016 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
|
4017 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
|
4018 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
|
4019 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
|
4020 /* 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
|
4021 c->c_symtable->st_nscopes = 1; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4022 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
|
4023 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
|
4024 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4025 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4026 static int |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4027 symtable_init_compiling_symbols(struct compiling *c) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4028 { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4029 PyObject *varnames; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4030 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4031 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
|
4032 if (varnames == NULL) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4033 varnames = PyList_New(0); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4034 if (varnames == NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4035 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4036 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
|
4037 Py_INCREF(varnames); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4038 } else |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4039 Py_INCREF(varnames); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4040 c->c_varnames = varnames; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4041 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4042 c->c_globals = PyDict_New(); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4043 if (c->c_globals == NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4044 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4045 c->c_freevars = PyDict_New(); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4046 if (c->c_freevars == NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4047 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4048 c->c_cellvars = PyDict_New(); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4049 if (c->c_cellvars == NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4050 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4051 return 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4052 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4053 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4054 struct symbol_info { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4055 int si_nlocals; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4056 int si_ncells; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4057 int si_nfrees; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4058 int si_nimplicit; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4059 }; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4060 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4061 static void |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4062 symtable_init_info(struct symbol_info *si) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4063 { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4064 si->si_nlocals = 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4065 si->si_ncells = 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4066 si->si_nfrees = 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4067 si->si_nimplicit = 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4068 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4069 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4070 static int |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4071 symtable_resolve_free(struct compiling *c, PyObject *name, |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4072 struct symbol_info *si) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4073 { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4074 PyObject *dict, *v; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4075 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4076 /* 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
|
4077 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
|
4078 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
|
4079 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
|
4080 */ |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4081 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4082 if (c->c_symtable->st_cur->ste_type == TYPE_FUNCTION) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4083 v = PyInt_FromLong(si->si_ncells++); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4084 dict = c->c_cellvars; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4085 } else { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4086 v = PyInt_FromLong(si->si_nfrees++); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4087 dict = c->c_freevars; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4088 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4089 if (v == NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4090 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4091 if (PyDict_SetItem(dict, name, v) < 0) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4092 Py_DECREF(v); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4093 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4094 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4095 Py_DECREF(v); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4096 return 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4097 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4098 |
|
17104
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4099 /* 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
|
4100 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
|
4101 */ |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4102 |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4103 |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4104 static int |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4105 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
|
4106 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
|
4107 { |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4108 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
|
4109 int i, pos; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4110 |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4111 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
|
4112 argcount++; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4113 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
|
4114 argcount++; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4115 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
|
4116 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
|
4117 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
|
4118 if (list == NULL) { |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4119 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
|
4120 if (list == NULL) |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4121 return -1; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4122 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
|
4123 Py_INCREF(v); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4124 } else |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4125 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
|
4126 } |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4127 } |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4128 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
|
4129 return 0; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4130 /* 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
|
4131 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
|
4132 */ |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4133 d = PyDict_New(); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4134 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
|
4135 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
|
4136 if (v == NULL) |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4137 goto fail; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4138 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
|
4139 goto fail; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4140 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
|
4141 goto fail; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4142 } |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4143 pos = 0; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4144 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
|
4145 Py_DECREF(list); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4146 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
|
4147 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
|
4148 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
|
4149 Py_DECREF(w); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4150 goto fail; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4151 } |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4152 Py_DECREF(w); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4153 } |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4154 Py_DECREF(*cellvars); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4155 *cellvars = d; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4156 return 1; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4157 fail: |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4158 Py_DECREF(d); |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4159 return -1; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4160 } |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4161 |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4162 static int |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4163 symtable_freevar_offsets(PyObject *freevars, int offset) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4164 { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4165 PyObject *name, *v; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4166 int pos; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4167 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4168 /* 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
|
4169 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
|
4170 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
|
4171 pos = 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4172 while (PyDict_Next(freevars, &pos, &name, &v)) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4173 int i = PyInt_AS_LONG(v) + offset; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4174 PyObject *o = PyInt_FromLong(i); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4175 if (o == NULL) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4176 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4177 if (PyDict_SetItem(freevars, name, o) < 0) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4178 Py_DECREF(o); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4179 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4180 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4181 Py_DECREF(o); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4182 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4183 return 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4184 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4185 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4186 static int |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4187 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
|
4188 PySymtableEntryObject *ste, |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4189 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
|
4190 { |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4191 char buf[300]; |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4192 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4193 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
|
4194 || (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
|
4195 return 0; |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4196 |
|
17131
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4197 #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
|
4198 |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4199 #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
|
4200 |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4201 #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
|
4202 "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
|
4203 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4204 #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
|
4205 "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
|
4206 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4207 #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
|
4208 "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
|
4209 "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
|
4210 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4211 /* 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
|
4212 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
|
4213 |
|
17131
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4214 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
|
4215 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
|
4216 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
|
4217 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
|
4218 ILLEGAL_CONTAINS); |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4219 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
|
4220 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
|
4221 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
|
4222 ILLEGAL_CONTAINS); |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4223 else { |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4224 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
|
4225 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
|
4226 ILLEGAL_CONTAINS); |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4227 } |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4228 } else { |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4229 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
|
4230 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
|
4231 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
|
4232 ILLEGAL_IS); |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4233 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
|
4234 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
|
4235 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
|
4236 ILLEGAL_IS); |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4237 else { |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4238 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
|
4239 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
|
4240 ILLEGAL_IS); |
|
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
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 } |
|
17131
1c90a1cf795c
Make error messages clearer for illegal combinations of nested
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17124
diff
changeset
|
4243 |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4244 if (c->c_symtable->st_nested_scopes) { |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4245 PyErr_SetString(PyExc_SyntaxError, buf); |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4246 PyErr_SyntaxLocation(c->c_symtable->st_filename, |
|
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
|
4247 ste->ste_opt_lineno); |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4248 return -1; |
|
16933
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4249 } |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4250 else { |
|
b046a31af2e0
Refactored the warning-issuing code more.
Guido van Rossum <guido@python.org>
parents:
16916
diff
changeset
|
4251 return issue_warning(buf, c->c_filename, ste->ste_lineno); |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4252 } |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4253 return 0; |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4254 } |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4255 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4256 static int |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4257 symtable_check_shadow(struct symtable *st, PyObject *name, int flags) |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4258 { |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4259 char buf[500]; |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4260 PyObject *children, *v; |
|
16871
d675d75af839
Warn about global statement at the module level.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16862
diff
changeset
|
4261 PySymtableEntryObject *child = NULL; |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4262 int i; |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4263 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4264 if (!(flags & DEF_BOUND)) |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4265 return 0; |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4266 /* The semantics of this code will change with nested scopes. |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4267 It is defined in the current scope and referenced in a |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4268 child scope. Under the old rules, the child will see a |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4269 global. Under the new rules, the child will see the |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4270 binding in the current scope. |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4271 */ |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4272 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4273 /* Find name of child function that has free variable */ |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4274 children = st->st_cur->ste_children; |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4275 for (i = 0; i < PyList_GET_SIZE(children); i++) { |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4276 int cflags; |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4277 child = (PySymtableEntryObject *)PyList_GET_ITEM(children, i); |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4278 v = PyDict_GetItem(child->ste_symbols, name); |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4279 if (v == NULL) |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4280 continue; |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4281 cflags = PyInt_AS_LONG(v); |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4282 if (!(cflags & DEF_BOUND)) |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4283 break; |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4284 } |
|
16871
d675d75af839
Warn about global statement at the module level.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16862
diff
changeset
|
4285 |
|
d675d75af839
Warn about global statement at the module level.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16862
diff
changeset
|
4286 assert(child != NULL); |
|
d675d75af839
Warn about global statement at the module level.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16862
diff
changeset
|
4287 |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4288 sprintf(buf, "local name '%.100s' in '%.100s' shadows " |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4289 "use of '%.100s' as global in nested scope '%.100s'", |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4290 PyString_AS_STRING(name), |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4291 PyString_AS_STRING(st->st_cur->ste_name), |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4292 PyString_AS_STRING(name), |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4293 PyString_AS_STRING(child->ste_name) |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4294 ); |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4295 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4296 return symtable_warn(st, buf); |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4297 } |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4298 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4299 static int |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4300 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
|
4301 struct symbol_info *si) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4302 { |
|
17124
a8301d4ed2b1
If a code object is compiled with nested scopes, define the CO_NESTED flag.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17112
diff
changeset
|
4303 if (c->c_future && c->c_future->ff_nested_scopes) |
|
a8301d4ed2b1
If a code object is compiled with nested scopes, define the CO_NESTED flag.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17112
diff
changeset
|
4304 c->c_flags |= CO_NESTED; |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4305 if (ste->ste_type != TYPE_MODULE) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4306 c->c_flags |= CO_NEWLOCALS; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4307 if (ste->ste_type == TYPE_FUNCTION) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4308 c->c_nlocals = si->si_nlocals; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4309 if (ste->ste_optimized == 0) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4310 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
|
4311 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
|
4312 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
|
4313 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4314 return 0; |
|
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 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4317 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
|
4318 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
|
4319 { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4320 static PyObject *implicit = NULL; |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4321 struct symtable *st = c->c_symtable; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4322 PySymtableEntryObject *ste = st->st_cur; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4323 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
|
4324 int i, flags, pos; |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4325 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
|
4326 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4327 if (implicit == NULL) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4328 implicit = PyInt_FromLong(1); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4329 if (implicit == NULL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4330 return -1; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4331 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4332 v = NULL; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4333 |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4334 if (symtable_init_compiling_symbols(c) < 0) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4335 goto fail; |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4336 symtable_init_info(&si); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4337 varnames = st->st_cur->ste_varnames; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4338 si.si_nlocals = PyList_GET_SIZE(varnames); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4339 c->c_argcount = si.si_nlocals; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4340 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4341 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
|
4342 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
|
4343 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
|
4344 PyList_GET_ITEM(varnames, i), v) < 0) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4345 goto fail; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4346 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
|
4347 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4348 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4349 /* 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
|
4350 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
|
4351 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
|
4352 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
|
4353 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
|
4354 |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4355 if (st->st_nested_scopes == 0 |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4356 && (flags & (DEF_FREE | DEF_FREE_CLASS))) { |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4357 if (symtable_check_shadow(st, name, flags) < 0) |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4358 goto fail; |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4359 } |
|
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4360 |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4361 if (flags & DEF_FREE_GLOBAL) |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4362 /* undo the original DEF_FREE */ |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4363 flags &= ~(DEF_FREE | DEF_FREE_CLASS); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4364 |
|
17078
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4365 /* Deal with names that need two actions: |
|
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4366 1. Cell variables, which are also locals. |
|
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4367 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
|
4368 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
|
4369 */ |
|
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4370 if (flags & (DEF_FREE | DEF_FREE_CLASS)) { |
|
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4371 if ((ste->ste_type == TYPE_CLASS |
|
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4372 && flags != DEF_FREE_CLASS) |
|
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4373 || (flags & (DEF_LOCAL | DEF_PARAM))) |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4374 symtable_resolve_free(c, name, &si); |
|
17078
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4375 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4376 |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4377 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
|
4378 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
|
4379 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
|
4380 } 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
|
4381 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
|
4382 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
|
4383 } 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
|
4384 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
|
4385 else if (flags & DEF_GLOBAL) { |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4386 if (flags & DEF_PARAM) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4387 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
|
4388 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
|
4389 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
|
4390 ste->ste_lineno); |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4391 st->st_errors++; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4392 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
|
4393 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4394 if (PyDict_SetItem(c->c_globals, name, Py_None) < 0) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4395 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
|
4396 } else if (flags & DEF_FREE_GLOBAL) { |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4397 si.si_nimplicit++; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4398 if (PyDict_SetItem(c->c_globals, name, implicit) < 0) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4399 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
|
4400 } 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
|
4401 v = PyInt_FromLong(si.si_nlocals++); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4402 if (v == NULL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4403 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
|
4404 if (PyDict_SetItem(c->c_locals, name, v) < 0) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4405 goto fail; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4406 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
|
4407 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
|
4408 if (PyList_Append(c->c_varnames, name) < 0) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4409 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
|
4410 } else if (is_free(flags)) { |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4411 if (ste->ste_nested && st->st_nested_scopes) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4412 v = PyInt_FromLong(si.si_nfrees++); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4413 if (v == NULL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4414 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
|
4415 if (PyDict_SetItem(c->c_freevars, name, v) < 0) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4416 goto fail; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4417 Py_DECREF(v); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4418 } else { |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4419 si.si_nimplicit++; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4420 if (PyDict_SetItem(c->c_globals, name, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4421 implicit) < 0) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4422 goto fail; |
|
16878
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
4423 if (st->st_nscopes != 1) { |
|
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
4424 v = PyInt_FromLong(flags); |
|
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
4425 if (PyDict_SetItem(st->st_global, |
|
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
4426 name, v)) |
|
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
4427 goto fail; |
|
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
4428 Py_DECREF(v); |
|
1cf52536c381
Don't add global names to st->st_global if we're already iterating
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16873
diff
changeset
|
4429 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4430 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4431 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4432 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4433 |
|
17104
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4434 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
|
4435 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
|
4436 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
|
4437 return -1; |
|
a488a63cb867
Fix PyFrame_FastToLocals() and counterpart to deal with cells and
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17078
diff
changeset
|
4438 } |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4439 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
|
4440 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4441 return symtable_update_flags(c, ste, &si); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4442 fail: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4443 /* is this always the right thing to do? */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4444 Py_XDECREF(v); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4445 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
|
4446 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4447 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4448 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
|
4449 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
|
4450 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4451 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
|
4452 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4453 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
|
4454 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
|
4455 return NULL; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4456 st->st_pass = 1; |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4457 st->st_nested_scopes = NESTED_SCOPES_DEFAULT; |
|
16428
6496844c4a42
Fix symbol table pass to generation SyntaxError exceptions that
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16421
diff
changeset
|
4458 st->st_filename = NULL; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4459 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
|
4460 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
|
4461 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
|
4462 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
|
4463 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
|
4464 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
|
4465 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
|
4466 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
|
4467 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
|
4468 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
|
4469 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
|
4470 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
|
4471 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
|
4472 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4473 |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4474 void |
|
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4475 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
|
4476 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4477 Py_XDECREF(st->st_symbols); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4478 Py_XDECREF(st->st_stack); |
|
16753
51977af230fa
Fix for bug 133489: compiler leaks memory
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16699
diff
changeset
|
4479 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
|
4480 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
|
4481 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4482 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4483 /* 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
|
4484 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
|
4485 children. |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4486 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4487 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
|
4488 scope are cellvars. |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4489 |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4490 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
|
4491 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
|
4492 implicit globals. |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4493 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4494 */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4495 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4496 static int |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4497 symtable_update_free_vars(struct symtable *st) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4498 { |
|
16571
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4499 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
|
4500 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
|
4501 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
|
4502 |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4503 if (ste->ste_type == TYPE_CLASS) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4504 def = DEF_FREE_CLASS; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4505 else |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4506 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
|
4507 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
|
4508 int pos = 0; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4509 |
|
16571
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4510 if (list) |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4511 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
|
4512 ((PyVarObject*)list)->ob_size, 0); |
|
16754
23c7a0108f59
symtable_update_free_vars(), symtable_undo_free(),
Barry Warsaw <barry@python.org>
parents:
16753
diff
changeset
|
4513 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
|
4514 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
|
4515 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
|
4516 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
|
4517 if (!(is_free(flags))) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4518 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
|
4519 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
|
4520 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
|
4521 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
|
4522 return -1; |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4523 } |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4524 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
|
4525 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
|
4526 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
|
4527 return -1; |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4528 } |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4529 } |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4530 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
|
4531 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
|
4532 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
|
4533 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
|
4534 /* 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
|
4535 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
|
4536 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
|
4537 with bindings for N between B and A, then N |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4538 is global in B. |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4539 */ |
|
17078
7e181eba6b9b
Fixup handling of free variables in methods when the class scope also
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17076
diff
changeset
|
4540 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
|
4541 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
|
4542 if (flags & DEF_GLOBAL) { |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4543 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
|
4544 name); |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4545 continue; |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4546 } |
|
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4547 } |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4548 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
|
4549 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
|
4550 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
|
4551 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
|
4552 return -1; |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4553 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4554 } 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
|
4555 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
|
4556 name) < 0) { |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4557 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
|
4558 return -1; |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4559 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4560 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4561 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4562 } |
|
16571
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4563 |
|
2c6417ef4628
In symtable_update_free_vars() do not modify the dictionary while
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16540
diff
changeset
|
4564 Py_XDECREF(list); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4565 return 0; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4566 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4567 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4568 /* 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
|
4569 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
|
4570 global in all nested scopes. |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4571 */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4572 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4573 static int |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4574 symtable_check_global(struct symtable *st, PyObject *child, PyObject *name) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4575 { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4576 PyObject *o; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4577 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
|
4578 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
|
4579 |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4580 if (ste->ste_type == TYPE_CLASS) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4581 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
|
4582 o = PyDict_GetItem(ste->ste_symbols, name); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4583 if (o == NULL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4584 return symtable_undo_free(st, child, name); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4585 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
|
4586 |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
4587 if (is_free(v) || (v & DEF_GLOBAL)) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4588 return symtable_undo_free(st, child, name); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4589 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
|
4590 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
|
4591 name, DEF_FREE); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4592 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4593 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4594 static int |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4595 symtable_undo_free(struct symtable *st, PyObject *id, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4596 PyObject *name) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4597 { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4598 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
|
4599 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
|
4600 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
|
4601 |
|
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4602 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
|
4603 if (ste == NULL) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4604 return -1; |
|
16892
f27d3299df39
Fix core dump in example from Samuele Pedroni:
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16878
diff
changeset
|
4605 |
|
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 info = PyDict_GetItem(ste->ste_symbols, name); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4607 if (info == NULL) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4608 return 0; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4609 v = PyInt_AS_LONG(info); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4610 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
|
4611 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
|
4612 DEF_FREE_GLOBAL) < 0) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4613 return -1; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4614 } else |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4615 /* If the name is defined here or declared global, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4616 then the recursion stops. */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4617 return 0; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4618 |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4619 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
|
4620 PySymtableEntryObject *child; |
|
16754
23c7a0108f59
symtable_update_free_vars(), symtable_undo_free(),
Barry Warsaw <barry@python.org>
parents:
16753
diff
changeset
|
4621 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
|
4622 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
|
4623 x = symtable_undo_free(st, child->ste_id, name); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4624 if (x < 0) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4625 return x; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4626 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4627 return 0; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4628 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4629 |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4630 /* 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
|
4631 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
|
4632 in symtable_exit_scope(). |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4633 */ |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4634 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4635 static int |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4636 symtable_exit_scope(struct symtable *st) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4637 { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4638 int end; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4639 |
|
16862
77a5470299db
Add warning/error handlin for problematic nested scopes cases as
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16855
diff
changeset
|
4640 if (st->st_pass == 1) |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4641 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
|
4642 Py_DECREF(st->st_cur); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4643 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
|
4644 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
|
4645 end); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4646 if (PySequence_DelItem(st->st_stack, end) < 0) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4647 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
|
4648 return 0; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4649 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4650 |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4651 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
|
4652 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
|
4653 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
|
4654 { |
|
16539
a47d93ef103a
Relax the rules for using 'from ... import *' and exec in the presence
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16523
diff
changeset
|
4655 PySymtableEntryObject *prev = NULL; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4656 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4657 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
|
4658 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
|
4659 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
|
4660 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
|
4661 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
|
4662 return; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4663 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4664 } |
|
16754
23c7a0108f59
symtable_update_free_vars(), symtable_undo_free(),
Barry Warsaw <barry@python.org>
parents:
16753
diff
changeset
|
4665 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
|
4666 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
|
4667 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
|
4668 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
|
4669 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
|
4670 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
|
4671 (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
|
4672 st->st_errors++; |
|
16753
51977af230fa
Fix for bug 133489: compiler leaks memory
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16699
diff
changeset
|
4673 } |
|
16015
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 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4676 static int |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4677 symtable_lookup(struct symtable *st, char *name) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4678 { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4679 char buffer[MANGLE_LEN]; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4680 PyObject *v; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4681 int flags; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4682 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4683 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
|
4684 name = buffer; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4685 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
|
4686 if (v == NULL) { |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4687 if (PyErr_Occurred()) |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4688 return -1; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4689 else |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4690 return 0; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4691 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4692 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4693 flags = PyInt_AS_LONG(v); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4694 return flags; |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4695 } |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4696 |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4697 static int |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4698 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
|
4699 { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4700 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
|
4701 char buffer[MANGLE_LEN]; |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
4702 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
|
4703 |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
4704 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
|
4705 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
|
4706 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
|
4707 return -1; |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
4708 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
|
4709 Py_DECREF(s); |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
4710 return ret; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4711 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4712 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4713 /* Must only be called with mangled names */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4714 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4715 static int |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4716 symtable_add_def_o(struct symtable *st, PyObject *dict, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4717 PyObject *name, int flag) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4718 { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4719 PyObject *o; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4720 int val; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4721 |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4722 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
|
4723 val = PyInt_AS_LONG(o); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4724 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
|
4725 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
|
4726 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
|
4727 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
|
4728 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
|
4729 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
|
4730 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4731 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
|
4732 } else |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4733 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
|
4734 o = PyInt_FromLong(val); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4735 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
|
4736 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
|
4737 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
|
4738 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4739 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
|
4740 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4741 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
|
4742 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
|
4743 return -1; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4744 } else if (flag & DEF_GLOBAL) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4745 /* XXX need to update DEF_GLOBAL for other flags too; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4746 perhaps only DEF_FREE_GLOBAL */ |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4747 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
|
4748 val = PyInt_AS_LONG(o); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4749 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
|
4750 } else |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4751 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
|
4752 o = PyInt_FromLong(val); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4753 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
|
4754 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
|
4755 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
|
4756 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4757 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
|
4758 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4759 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
|
4760 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4761 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4762 #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
|
4763 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4764 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
|
4765 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
|
4766 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4767 int i, start = 0; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4768 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4769 loop: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4770 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
|
4771 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
|
4772 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
|
4773 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
|
4774 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
|
4775 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
|
4776 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
|
4777 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
|
4778 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4779 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4780 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
|
4781 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
|
4782 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
|
4783 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
|
4784 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
|
4785 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
|
4786 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4787 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
|
4788 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
|
4789 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
|
4790 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
|
4791 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
|
4792 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
|
4793 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
|
4794 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
|
4795 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4796 } |
|
16421
aa844711463a
Move a bunch of definitions that were internal to compile.c to
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16408
diff
changeset
|
4797 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
|
4798 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
|
4799 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
|
4800 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
|
4801 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
|
4802 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
|
4803 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4804 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4805 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
|
4806 for (i = 0; i + 3 < NCH(n); i += 4) { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4807 if (is_constant_false(NULL, (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
|
4808 continue; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4809 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
|
4810 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
|
4811 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4812 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
|
4813 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
|
4814 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4815 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
|
4816 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
|
4817 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4818 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
|
4819 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
|
4820 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
|
4821 case exec_stmt: { |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4822 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
|
4823 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
|
4824 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
|
4825 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
|
4826 else { |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
4827 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
|
4828 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
|
4829 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4830 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
|
4831 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
|
4832 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
|
4833 |
|
f700e6b8de1f
Undo recent change that banned using import to bind a global, as per
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16357
diff
changeset
|
4834 } |
|
16680
17ed61fd5b65
When running python -O, do not include blocks defined in asserts in
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16677
diff
changeset
|
4835 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
|
4836 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
|
4837 return; |
|
17ed61fd5b65
When running python -O, do not include blocks defined in asserts in
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16677
diff
changeset
|
4838 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
|
4839 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
|
4840 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
|
4841 } else { |
|
17ed61fd5b65
When running python -O, do not include blocks defined in asserts in
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16677
diff
changeset
|
4842 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
|
4843 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
|
4844 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
|
4845 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4846 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
|
4847 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
|
4848 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
|
4849 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
|
4850 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
|
4851 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
|
4852 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4853 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4854 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
|
4855 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
|
4856 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4857 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
|
4858 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
|
4859 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
|
4860 else { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4861 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
|
4862 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
|
4863 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
|
4864 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4865 } else { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4866 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
|
4867 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
|
4868 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
|
4869 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
|
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 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4872 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
|
4873 /* watchout for fall-through logic below */ |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4874 case argument: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4875 if (NCH(n) == 3) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4876 n = CHILD(n, 2); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4877 goto loop; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4878 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4879 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
|
4880 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
|
4881 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
|
4882 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
|
4883 symtable_node(st, CHILD(n, 0)); |
|
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
4884 st->st_tmpname--; |
|
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
4885 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
|
4886 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4887 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
|
4888 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
|
4889 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
|
4890 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4891 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4892 case for_stmt: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4893 if (TYPE(n) == for_stmt) { |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
4894 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
|
4895 start = 3; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4896 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4897 default: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4898 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
|
4899 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
|
4900 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
|
4901 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4902 for (i = start; 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
|
4903 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
|
4904 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
|
4905 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4906 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4907 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4908 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
|
4909 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
|
4910 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4911 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
|
4912 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4913 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
|
4914 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
|
4915 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
|
4916 } else |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4917 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
|
4918 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
|
4919 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
|
4920 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4921 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4922 /* 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
|
4923 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
|
4924 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
|
4925 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
|
4926 body. |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4927 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4928 varargslist: |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4929 (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
|
4930 | 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
|
4931 */ |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4932 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4933 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
|
4934 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
|
4935 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4936 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
|
4937 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
|
4938 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4939 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
|
4940 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
|
4941 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
|
4942 return; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4943 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4944 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
|
4945 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
|
4946 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
|
4947 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
|
4948 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4949 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4950 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
|
4951 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
|
4952 } |
|
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 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4955 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
|
4956 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
|
4957 { |
|
16250
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
4958 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
|
4959 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
|
4960 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4961 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
|
4962 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
|
4963 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
|
4964 return; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4965 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4966 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
|
4967 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
|
4968 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
|
4969 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
|
4970 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
|
4971 break; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4972 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4973 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
|
4974 continue; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4975 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4976 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
|
4977 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
|
4978 else { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4979 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
|
4980 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
|
4981 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
|
4982 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
|
4983 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4984 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4985 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
|
4986 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
|
4987 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
|
4988 i++; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4989 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
|
4990 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
|
4991 i += 2; |
|
16137
883cb0e31bb2
prevent symtable_params() from dereferencing off the end of the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16096
diff
changeset
|
4992 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
|
4993 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
|
4994 else |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
4995 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
|
4996 } |
|
16250
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
4997 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
|
4998 i++; |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
4999 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
|
5000 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
|
5001 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5002 } |
|
16250
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5003 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
|
5004 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
|
5005 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
|
5006 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
|
5007 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
|
5008 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
|
5009 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
|
5010 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
|
5011 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
|
5012 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
|
5013 } |
|
aab871635ffa
Fix bug reported by Ka-Ping Yee: The compiler botched parsing function
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16138
diff
changeset
|
5014 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5015 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5016 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5017 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
|
5018 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
|
5019 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5020 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
|
5021 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
|
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 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
|
5024 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
|
5025 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
|
5026 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
|
5027 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
|
5028 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
|
5029 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
|
5030 else |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5031 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
|
5032 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5033 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5034 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5035 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5036 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
|
5037 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
|
5038 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5039 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
|
5040 |
|
16916
b0456d3a0f1f
Useful future statement support for the interactive interpreter
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16892
diff
changeset
|
5041 /* 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
|
5042 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
|
5043 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
|
5044 */ |
|
16871
d675d75af839
Warn about global statement at the module level.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16862
diff
changeset
|
5045 |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
5046 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
|
5047 char *name = STR(CHILD(n, i)); |
|
16783
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5048 int flags; |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5049 |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5050 flags = symtable_lookup(st, name); |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5051 if (flags < 0) |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5052 continue; |
|
16783
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5053 if (flags && flags != DEF_GLOBAL) { |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5054 char buf[500]; |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5055 if (flags & DEF_PARAM) { |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5056 PyErr_Format(PyExc_SyntaxError, |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5057 "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
|
5058 name); |
|
16838
09f6c1372056
Improve SyntaxErrors for bad future statements. Set file and location
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16831
diff
changeset
|
5059 PyErr_SyntaxLocation(st->st_filename, |
|
16783
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5060 st->st_cur->ste_lineno); |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5061 st->st_errors++; |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5062 return; |
|
16853
05785bdf289c
Use the new PyErr_WarnExplicit() API to issue better warnings for
Guido van Rossum <guido@python.org>
parents:
16838
diff
changeset
|
5063 } |
|
05785bdf289c
Use the new PyErr_WarnExplicit() API to issue better warnings for
Guido van Rossum <guido@python.org>
parents:
16838
diff
changeset
|
5064 else { |
|
05785bdf289c
Use the new PyErr_WarnExplicit() API to issue better warnings for
Guido van Rossum <guido@python.org>
parents:
16838
diff
changeset
|
5065 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
|
5066 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
|
5067 name); |
|
05785bdf289c
Use the new PyErr_WarnExplicit() API to issue better warnings for
Guido van Rossum <guido@python.org>
parents:
16838
diff
changeset
|
5068 else |
|
05785bdf289c
Use the new PyErr_WarnExplicit() API to issue better warnings for
Guido van Rossum <guido@python.org>
parents:
16838
diff
changeset
|
5069 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
|
5070 symtable_warn(st, buf); |
|
16783
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5071 } |
|
4feea99be777
Add warnings about undefined "global"
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16781
diff
changeset
|
5072 } |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
5073 symtable_add_def(st, name, DEF_GLOBAL); |
|
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
5074 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5075 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5076 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5077 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
|
5078 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
|
5079 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5080 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
|
5081 |
|
17076
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
5082 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
|
5083 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
|
5084 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
|
5085 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
|
5086 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
|
5087 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
|
5088 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5089 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5090 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
|
5091 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
|
5092 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5093 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
|
5094 /* 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
|
5095 | '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
|
5096 ('*' | 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
|
5097 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
|
5098 */ |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5099 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
|
5100 node *dotname = CHILD(n, 1); |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5101 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
|
5102 /* check for bogus imports */ |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5103 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
|
5104 PyErr_SetString(PyExc_SyntaxError, |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5105 LATE_FUTURE); |
|
16838
09f6c1372056
Improve SyntaxErrors for bad future statements. Set file and location
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16831
diff
changeset
|
5106 PyErr_SyntaxLocation(st->st_filename, |
|
16823
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5107 n->n_lineno); |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5108 st->st_errors++; |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5109 return; |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5110 } |
|
acbe74f3a786
Presumed correct compiler pass for future statements
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16799
diff
changeset
|
5111 } |
|
16015
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5112 if (TYPE(CHILD(n, 3)) == STAR) { |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
5113 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
|
5114 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
|
5115 } else { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5116 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
|
5117 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
|
5118 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
|
5119 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
|
5120 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
|
5121 else |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5122 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
|
5123 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
|
5124 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5125 } |
|
16781
5a1230de436a
Preliminary support for future nested scopes
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16763
diff
changeset
|
5126 } 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
|
5127 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
|
5128 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
|
5129 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5130 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5131 } |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5132 |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5133 static void |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5134 symtable_assign(struct symtable *st, node *n, 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
|
5135 { |
|
c832ef72499d
This patch introduces an extra pass to the compiler that generates a
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16006
diff
changeset
|
5136 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
|
5137 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
|
5138 |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5139 loop: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5140 switch (TYPE(n)) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5141 case lambdef: |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5142 /* 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
|
5143 pass will catch this error. */ |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5144 return; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5145 case power: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5146 if (NCH(n) > 2) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5147 for (i = 2; i < NCH(n); ++i) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5148 if (TYPE(CHILD(n, i)) != DOUBLESTAR) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5149 symtable_node(st, CHILD(n, i)); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5150 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5151 if (NCH(n) > 1) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5152 symtable_node(st, CHILD(n, 0)); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5153 symtable_node(st, CHILD(n, 1)); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5154 } else { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5155 n = CHILD(n, 0); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5156 goto loop; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5157 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5158 return; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5159 case listmaker: |
|
17076
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
5160 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
|
5161 /* 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
|
5162 will catch it. */ |
|
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
5163 return; |
|
85d74f040712
Fix crashes in nested list comprehensions
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16933
diff
changeset
|
5164 } else { |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5165 for (i = 0; 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
|
5166 symtable_assign(st, CHILD(n, i), flag); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5167 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5168 return; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5169 case exprlist: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5170 case testlist: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5171 if (NCH(n) == 1) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5172 n = CHILD(n, 0); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5173 goto loop; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5174 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5175 else { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5176 int i; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5177 for (i = 0; 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
|
5178 symtable_assign(st, CHILD(n, i), 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
|
5179 return; |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5180 } |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5181 goto loop; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5182 case atom: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5183 tmp = CHILD(n, 0); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5184 if (TYPE(tmp) == LPAR || TYPE(tmp) == LSQB) { |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5185 n = CHILD(n, 1); |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5186 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
|
5187 } 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
|
5188 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
|
5189 symtable_warn(st, ASSIGN_DEBUG); |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5190 symtable_add_def(st, STR(tmp), DEF_LOCAL | 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
|
5191 } |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5192 return; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5193 case dotted_as_name: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5194 if (NCH(n) == 3) |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5195 symtable_add_def(st, STR(CHILD(n, 2)), |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5196 DEF_LOCAL | flag); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5197 else |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5198 symtable_add_def(st, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5199 STR(CHILD(CHILD(n, |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5200 0), 0)), |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5201 DEF_LOCAL | flag); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5202 return; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5203 case dotted_name: |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5204 symtable_add_def(st, STR(CHILD(n, 0)), DEF_LOCAL | flag); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5205 return; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5206 case NAME: |
|
16357
9f2ca855fa44
Enforce two illegal import statements that were outlawed in the
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16353
diff
changeset
|
5207 symtable_add_def(st, STR(n), DEF_LOCAL | flag); |
|
16257
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5208 return; |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5209 default: |
|
fd8c7203251f
PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16250
diff
changeset
|
5210 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
|
5211 return; |
|
16677
b955e74955d5
Tolerate ill-formed trees in symtable_assign(). Fixes SF bug 132510.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16658
diff
changeset
|
5212 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
|
5213 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
|
5214 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
|
5215 } |
|
16677
b955e74955d5
Tolerate ill-formed trees in symtable_assign(). Fixes SF bug 132510.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16658
diff
changeset
|
5216 /* 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
|
5217 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
|
5218 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
|
5219 if (TYPE(CHILD(n, i)) >= single_input) |
|
b955e74955d5
Tolerate ill-formed trees in symtable_assign(). Fixes SF bug 132510.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
16658
diff
changeset
|
5220 symtable_assign(st, CHILD(n, i), 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
|
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 } |