Mercurial > cpython-lru_cache-weakref

annotate Python/compile.c @ 5357:bc2e3334048e legacy-trunk

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Removed cgensupport.[co] (to ../Modules).
author Guido van Rossum <guido@python.org>
date Tue, 29 Apr 1997 15:42:53 +0000
parents 5af766a1b531
children 5880384d7c71
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1 /***********************************************************
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2 Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
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3 The Netherlands.
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4
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5 All Rights Reserved
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6
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7 Permission to use, copy, modify, and distribute this software and its
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8 documentation for any purpose and without fee is hereby granted,
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9 provided that the above copyright notice appear in all copies and that
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10 both that copyright notice and this permission notice appear in
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11 supporting documentation, and that the names of Stichting Mathematisch
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12 Centrum or CWI or Corporation for National Research Initiatives or
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13 CNRI not be used in advertising or publicity pertaining to
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14 distribution of the software without specific, written prior
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15 permission.
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16
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17 While CWI is the initial source for this software, a modified version
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18 is made available by the Corporation for National Research Initiatives
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19 (CNRI) at the Internet address ftp://ftp.python.org.
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20
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21 STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
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22 REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
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23 MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
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24 CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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25 DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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26 PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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27 TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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28 PERFORMANCE OF THIS SOFTWARE.
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29
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30 ******************************************************************/
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31
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32 /* Compile an expression node to intermediate code */
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33
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34 /* XXX TO DO:
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35 XXX add __doc__ attribute == co_doc to code object attributes?
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36 XXX (it's currently the first item of the co_const tuple)
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37 XXX Generate simple jump for break/return outside 'try...finally'
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38 XXX Allow 'continue' inside try-finally
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39 XXX get rid of SET_LINENO instructions, use JAR's table trick
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40 XXX (need an option to put them back in, for debugger!)
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41 XXX New 1-byte opcode for loading None
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42 XXX New opcode for loading the initial index for a for loop
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43 XXX other JAR tricks?
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44 */
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45
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46 #ifndef NO_PRIVATE_NAME_MANGLING
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47 #define PRIVATE_NAME_MANGLING
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48 #endif
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49
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50 #include "allobjects.h"
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51
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52 #include "node.h"
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53 #include "token.h"
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54 #include "graminit.h"
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55 #include "compile.h"
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56 #include "opcode.h"
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57 #include "structmember.h"
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58
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59 #include <ctype.h>
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60 #include <errno.h>
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61
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62 int Py_OptimizeFlag = 0;
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63
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64 #define OP_DELETE 0
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65 #define OP_ASSIGN 1
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66 #define OP_APPLY 2
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67
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68 #define OFF(x) offsetof(codeobject, x)
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69
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70 static struct memberlist code_memberlist[] = {
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71 {"co_argcount", T_INT, OFF(co_argcount), READONLY},
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72 {"co_nlocals", T_INT, OFF(co_nlocals), READONLY},
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73 {"co_stacksize",T_INT, OFF(co_stacksize), READONLY},
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74 {"co_flags", T_INT, OFF(co_flags), READONLY},
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75 {"co_code", T_OBJECT, OFF(co_code), READONLY},
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76 {"co_consts", T_OBJECT, OFF(co_consts), READONLY},
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77 {"co_names", T_OBJECT, OFF(co_names), READONLY},
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78 {"co_varnames", T_OBJECT, OFF(co_varnames), READONLY},
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79 {"co_filename", T_OBJECT, OFF(co_filename), READONLY},
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80 {"co_name", T_OBJECT, OFF(co_name), READONLY},
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81 {"co_firstlineno", T_INT, OFF(co_firstlineno), READONLY},
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82 {"co_lnotab", T_OBJECT, OFF(co_lnotab), READONLY},
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83 {NULL} /* Sentinel */
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84 };
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85
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86 static object *
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87 code_getattr(co, name)
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88 codeobject *co;
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89 char *name;
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90 {
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91 return getmember((char *)co, code_memberlist, name);
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92 }
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93
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94 static void
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95 code_dealloc(co)
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96 codeobject *co;
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97 {
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98 XDECREF(co->co_code);
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99 XDECREF(co->co_consts);
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100 XDECREF(co->co_names);
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101 XDECREF(co->co_filename);
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102 XDECREF(co->co_name);
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103 XDECREF(co->co_varnames);
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104 DEL(co);
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105 }
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106
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107 static object *
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108 code_repr(co)
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109 codeobject *co;
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110 {
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111 char buf[500];
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112 int lineno = -1;
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113 char *p = GETSTRINGVALUE(co->co_code);
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114 char *filename = "???";
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115 char *name = "???";
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116 if (*p == SET_LINENO)
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117 lineno = (p[1] & 0xff) | ((p[2] & 0xff) << 8);
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118 if (co->co_filename && is_stringobject(co->co_filename))
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119 filename = getstringvalue(co->co_filename);
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120 if (co->co_name && is_stringobject(co->co_name))
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121 name = getstringvalue(co->co_name);
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122 sprintf(buf, "<code object %.100s at %lx, file \"%.300s\", line %d>",
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123 name, (long)co, filename, lineno);
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124 return newstringobject(buf);
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125 }
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126
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127 static int
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128 code_compare(co, cp)
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129 codeobject *co, *cp;
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130 {
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131 int cmp;
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132 cmp = cp->co_argcount - cp->co_argcount;
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133 if (cmp) return cmp;
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134 cmp = cp->co_nlocals - cp->co_nlocals;
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135 if (cmp) return cmp;
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136 cmp = cp->co_flags - cp->co_flags;
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137 if (cmp) return cmp;
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138 cmp = cmpobject((object *)co->co_code, (object *)cp->co_code);
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139 if (cmp) return cmp;
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140 cmp = cmpobject(co->co_consts, cp->co_consts);
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141 if (cmp) return cmp;
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142 cmp = cmpobject(co->co_names, cp->co_names);
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143 if (cmp) return cmp;
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144 cmp = cmpobject(co->co_varnames, cp->co_varnames);
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145 return cmp;
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146 }
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147
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148 static long
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149 code_hash(co)
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150 codeobject *co;
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151 {
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152 long h, h1, h2, h3, h4;
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153 h1 = hashobject((object *)co->co_code);
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154 if (h1 == -1) return -1;
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155 h2 = hashobject(co->co_consts);
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156 if (h2 == -1) return -1;
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157 h3 = hashobject(co->co_names);
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158 if (h3 == -1) return -1;
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159 h4 = hashobject(co->co_varnames);
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160 if (h4 == -1) return -1;
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161 h = h1 ^ h2 ^ h3 ^ h4 ^
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162 co->co_argcount ^ co->co_nlocals ^ co->co_flags;
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163 if (h == -1) h = -2;
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164 return h;
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165 }
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166
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167 typeobject Codetype = {
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168 OB_HEAD_INIT(&Typetype)
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169 0,
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170 "code",
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171 sizeof(codeobject),
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172 0,
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173 (destructor)code_dealloc, /*tp_dealloc*/
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174 0, /*tp_print*/
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175 (getattrfunc)code_getattr, /*tp_getattr*/
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176 0, /*tp_setattr*/
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177 (cmpfunc)code_compare, /*tp_compare*/
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178 (reprfunc)code_repr, /*tp_repr*/
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179 0, /*tp_as_number*/
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180 0, /*tp_as_sequence*/
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181 0, /*tp_as_mapping*/
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182 (hashfunc)code_hash, /*tp_hash*/
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183 };
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184
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185 #define NAME_CHARS \
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186 "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz"
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187
266
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188 codeobject *
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189 newcodeobject(argcount, nlocals, stacksize, flags,
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190 code, consts, names, varnames, filename, name,
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191 firstlineno, lnotab)
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192 int argcount;
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193 int nlocals;
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194 int stacksize;
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195 int flags;
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196 object *code;
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197 object *consts;
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198 object *names;
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199 object *varnames;
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200 object *filename;
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201 object *name;
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202 int firstlineno;
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203 object *lnotab;
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204 {
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205 codeobject *co;
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206 int i;
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207 /* Check argument types */
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208 if (argcount < 0 || nlocals < 0 ||
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209 code == NULL || !is_stringobject(code) ||
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210 consts == NULL || !is_tupleobject(consts) ||
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211 names == NULL || !is_tupleobject(names) ||
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212 varnames == NULL || !is_tupleobject(varnames) ||
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213 name == NULL || !is_stringobject(name) ||
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214 filename == NULL || !is_stringobject(filename) ||
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215 lnotab == NULL || !is_stringobject(lnotab)) {
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216 err_badcall();
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217 return NULL;
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218 }
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219 /* Make sure names and varnames are all strings, & intern them */
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220 for (i = gettuplesize(names); --i >= 0; ) {
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221 object *v = gettupleitem(names, i);
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222 if (v == NULL || !is_stringobject(v)) {
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223 err_badcall();
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224 return NULL;
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225 }
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226 PyString_InternInPlace(&PyTuple_GET_ITEM(names, i));
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227 }
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228 for (i = gettuplesize(varnames); --i >= 0; ) {
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229 object *v = gettupleitem(varnames, i);
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230 if (v == NULL || !is_stringobject(v)) {
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231 err_badcall();
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232 return NULL;
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233 }
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234 PyString_InternInPlace(&PyTuple_GET_ITEM(varnames, i));
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235 }
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236 /* Intern selected string constants */
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237 for (i = gettuplesize(consts); --i >= 0; ) {
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238 object *v = gettupleitem(consts, i);
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239 char *p;
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240 if (!is_stringobject(v))
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241 continue;
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242 p = getstringvalue(v);
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243 if ((int)strspn(p, NAME_CHARS)
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244 != getstringsize(v))
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245 continue;
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246 PyString_InternInPlace(&PyTuple_GET_ITEM(consts, i));
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247 }
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248 co = NEWOBJ(codeobject, &Codetype);
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249 if (co != NULL) {
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250 co->co_argcount = argcount;
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251 co->co_nlocals = nlocals;
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252 co->co_stacksize = stacksize;
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253 co->co_flags = flags;
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254 INCREF(code);
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255 co->co_code = (stringobject *)code;
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256 INCREF(consts);
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257 co->co_consts = consts;
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258 INCREF(names);
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259 co->co_names = names;
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260 INCREF(varnames);
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261 co->co_varnames = varnames;
266
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262 INCREF(filename);
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263 co->co_filename = filename;
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264 INCREF(name);
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265 co->co_name = name;
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266 co->co_firstlineno = firstlineno;
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267 INCREF(lnotab);
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268 co->co_lnotab = lnotab;
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269 }
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270 return co;
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271 }
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272
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273
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274 /* Data structure used internally */
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275
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276 struct compiling {
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277 object *c_code; /* string */
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278 object *c_consts; /* list of objects */
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279 object *c_names; /* list of strings (names) */
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280 object *c_globals; /* dictionary (value=None) */
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281 object *c_locals; /* dictionary (value=localID) */
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282 object *c_varnames; /* list (inverse of c_locals) */
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283 int c_nlocals; /* index of next local */
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284 int c_argcount; /* number of top-level arguments */
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285 int c_flags; /* same as co_flags */
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286 int c_nexti; /* index into c_code */
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287 int c_errors; /* counts errors occurred */
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288 int c_infunction; /* set when compiling a function */
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289 int c_interactive; /* generating code for interactive command */
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290 int c_loops; /* counts nested loops */
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291 int c_begin; /* begin of current loop, for 'continue' */
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292 int c_block[CO_MAXBLOCKS]; /* stack of block types */
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parents: 303
diff changeset
293 int c_nblocks; /* current block stack level */
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
294 char *c_filename; /* filename of current node */
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1029
diff changeset
295 char *c_name; /* name of object (e.g. function) */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
296 int c_lineno; /* Current line number */
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
297 int c_stacklevel; /* Current stack level */
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
298 int c_maxstacklevel; /* Maximum stack level */
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
299 int c_firstlineno;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
300 object *c_lnotab; /* Table mapping address to line number */
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
301 int c_last_addr, c_last_line, c_lnotab_next;
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
302 #ifdef PRIVATE_NAME_MANGLING
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
303 char *c_private; /* for private name mangling */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
304 #endif
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
305 };
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
306
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
307
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
308 /* Error message including line number */
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
309
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
310 static void
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
311 com_error(c, exc, msg)
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
312 struct compiling *c;
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
313 object *exc;
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
314 char *msg;
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
315 {
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
316 int n = strlen(msg);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
317 object *v;
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
318 char buffer[30];
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
319 char *s;
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
320 c->c_errors++;
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
321 if (c->c_lineno <= 1) {
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
322 /* Unknown line number or single interactive command */
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
323 err_setstr(exc, msg);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
324 return;
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
325 }
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
326 sprintf(buffer, " (line %d)", c->c_lineno);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
327 v = newsizedstringobject((char *)NULL, n + strlen(buffer));
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
328 if (v == NULL)
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
329 return; /* MemoryError, too bad */
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
330 s = GETSTRINGVALUE((stringobject *)v);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
331 strcpy(s, msg);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
332 strcat(s, buffer);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
333 err_setval(exc, v);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
334 DECREF(v);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
335 }
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
336
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
337
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
338 /* Interface to the block stack */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
339
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
340 static void
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
341 block_push(c, type)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
342 struct compiling *c;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
343 int type;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
344 {
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
345 if (c->c_nblocks >= CO_MAXBLOCKS) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
346 com_error(c, SystemError, "too many statically nested blocks");
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
347 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
348 else {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
349 c->c_block[c->c_nblocks++] = type;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
350 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
351 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
352
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
353 static void
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
354 block_pop(c, type)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
355 struct compiling *c;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
356 int type;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
357 {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
358 if (c->c_nblocks > 0)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
359 c->c_nblocks--;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
360 if (c->c_block[c->c_nblocks] != type && c->c_errors == 0) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
361 com_error(c, SystemError, "bad block pop");
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
362 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
363 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
364
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
365
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
366 /* Prototype forward declarations */
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
367
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
368 static int com_init PROTO((struct compiling *, char *));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
369 static void com_free PROTO((struct compiling *));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
370 static void com_push PROTO((struct compiling *, int));
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
371 static void com_pop PROTO((struct compiling *, int));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
372 static void com_done PROTO((struct compiling *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
373 static void com_node PROTO((struct compiling *, struct _node *));
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
374 static void com_factor PROTO((struct compiling *, struct _node *));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
375 static void com_addbyte PROTO((struct compiling *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
376 static void com_addint PROTO((struct compiling *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
377 static void com_addoparg PROTO((struct compiling *, int, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
378 static void com_addfwref PROTO((struct compiling *, int, int *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
379 static void com_backpatch PROTO((struct compiling *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
380 static int com_add PROTO((struct compiling *, object *, object *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
381 static int com_addconst PROTO((struct compiling *, object *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
382 static int com_addname PROTO((struct compiling *, object *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
383 static void com_addopname PROTO((struct compiling *, int, node *));
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
384 static void com_list PROTO((struct compiling *, node *, int));
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
385 static int com_argdefs PROTO((struct compiling *, node *));
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
386 static int com_newlocal PROTO((struct compiling *, char *));
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
387 static codeobject *icompile PROTO((struct _node *, struct compiling *));
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
388 static codeobject *jcompile PROTO((struct _node *, char *, struct compiling *));
5183
636757e812a4 Fix dumb bug calling parsestrplus with wrong node as argument.
Guido van Rossum <guido@python.org>
parents: 5181
diff changeset
389 static object *parsestrplus PROTO((node *));
636757e812a4 Fix dumb bug calling parsestrplus with wrong node as argument.
Guido van Rossum <guido@python.org>
parents: 5181
diff changeset
390 static object *parsestr PROTO((char *));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
391
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
392 static int
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
393 com_init(c, filename)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
394 struct compiling *c;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
395 char *filename;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
396 {
160
afa48a96a444 Create code string with initial size of 1000 instead of 0.
Guido van Rossum <guido@python.org>
parents: 145
diff changeset
397 if ((c->c_code = newsizedstringobject((char *)NULL, 1000)) == NULL)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
398 goto fail_3;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
399 if ((c->c_consts = newlistobject(0)) == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
400 goto fail_2;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
401 if ((c->c_names = newlistobject(0)) == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
402 goto fail_1;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
403 if ((c->c_globals = newdictobject()) == NULL)
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
404 goto fail_0;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
405 if ((c->c_locals = newdictobject()) == NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
406 goto fail_00;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
407 if ((c->c_varnames = newlistobject(0)) == NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
408 goto fail_000;
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
409 if ((c->c_lnotab = newsizedstringobject((char *)NULL, 1000)) == NULL)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
410 goto fail_0000;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
411 c->c_nlocals = 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
412 c->c_argcount = 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
413 c->c_flags = 0;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
414 c->c_nexti = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
415 c->c_errors = 0;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
416 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
417 c->c_interactive = 0;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
418 c->c_loops = 0;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
419 c->c_begin = 0;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
420 c->c_nblocks = 0;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
421 c->c_filename = filename;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1029
diff changeset
422 c->c_name = "?";
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
423 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
424 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
425 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
426 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
427 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
428 c->c_last_line = 0;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
429 c-> c_lnotab_next = 0;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
430 return 1;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
431
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
432 fail_0000:
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
433 DECREF(c->c_lnotab);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
434 fail_000:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
435 DECREF(c->c_locals);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
436 fail_00:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
437 DECREF(c->c_globals);
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
438 fail_0:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
439 DECREF(c->c_names);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
440 fail_1:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
441 DECREF(c->c_consts);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
442 fail_2:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
443 DECREF(c->c_code);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
444 fail_3:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
445 return 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
446 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
447
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
448 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
449 com_free(c)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
450 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
451 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
452 XDECREF(c->c_code);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
453 XDECREF(c->c_consts);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
454 XDECREF(c->c_names);
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
455 XDECREF(c->c_globals);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
456 XDECREF(c->c_locals);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
457 XDECREF(c->c_varnames);
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
458 XDECREF(c->c_lnotab);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
459 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
460
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
461 static void
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
462 com_push(c, n)
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
463 struct compiling *c;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
464 int n;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
465 {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
466 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
467 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
468 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
469 }
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
470
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
471 static void
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
472 com_pop(c, n)
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
473 struct compiling *c;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
474 int n;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
475 {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
476 if (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
477 fprintf(stderr,
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
478 "%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
479 c->c_filename, c->c_lineno,
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
480 c->c_nexti, 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
481 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
482 }
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
483 else
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
484 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
485 }
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
486
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
487 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
488 com_done(c)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
489 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
490 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
491 if (c->c_code != NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
492 resizestring(&c->c_code, c->c_nexti);
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
493 if (c->c_lnotab != NULL)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
494 resizestring(&c->c_lnotab, c->c_lnotab_next);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
495 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
496
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
497 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
498 com_addbyte(c, byte)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
499 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
500 int byte;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
501 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
502 int len;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
503 /*fprintf(stderr, "%3d: %3d\n", c->c_nexti, byte);*/
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
504 if (byte < 0 || byte > 255) {
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
505 /*
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
506 fprintf(stderr, "XXX compiling bad byte: %d\n", byte);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2005
diff changeset
507 fatal("com_addbyte: byte out of range");
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
508 */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
509 com_error(c, SystemError, "com_addbyte: byte out of range");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
510 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
511 if (c->c_code == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
512 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
513 len = getstringsize(c->c_code);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
514 if (c->c_nexti >= len) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
515 if (resizestring(&c->c_code, len+1000) != 0) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
516 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
517 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
518 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
519 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
520 getstringvalue(c->c_code)[c->c_nexti++] = byte;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
521 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
522
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
523 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
524 com_addint(c, x)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
525 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
526 int x;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
527 {
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
528 com_addbyte(c, x & 0xff);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
529 com_addbyte(c, x >> 8); /* XXX x should be positive */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
530 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
531
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
532 static void
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
533 com_add_lnotab(c, addr, line)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
534 struct compiling *c;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
535 int addr;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
536 int line;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
537 {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
538 int size;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
539 char *p;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
540 if (c->c_lnotab == NULL)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
541 return;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
542 size = getstringsize(c->c_lnotab);
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
543 if (c->c_lnotab_next+2 > size) {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
544 if (resizestring(&c->c_lnotab, size + 1000) < 0) {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
545 c->c_errors++;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
546 return;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
547 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
548 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
549 p = getstringvalue(c->c_lnotab) + c->c_lnotab_next;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
550 *p++ = addr;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
551 *p++ = line;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
552 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
553 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
554
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
555 static void
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
556 com_set_lineno(c, lineno)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
557 struct compiling *c;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
558 int lineno;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
559 {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
560 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
561 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
562 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
563 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
564 else {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
565 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
566 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
567 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
568 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
569 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
570 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
571 trunc_addr = 255;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
572 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
573 trunc_line = 255;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
574 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
575 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
576 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
577 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
578 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
579 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
580 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
581 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
582
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
583 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
584 com_addoparg(c, op, arg)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
585 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
586 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
587 int arg;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
588 {
5164
8c277f29b535 Add global Py_OptimizeFlag. SET_LINENO is omitted again unless this is
Guido van Rossum <guido@python.org>
parents: 5119
diff changeset
589 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
590 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
591 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
592 return;
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
593 }
5164
8c277f29b535 Add global Py_OptimizeFlag. SET_LINENO is omitted again unless this is
Guido van Rossum <guido@python.org>
parents: 5119
diff changeset
594 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
595 com_addint(c, arg);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
596 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
597
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
598 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
599 com_addfwref(c, op, p_anchor)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
600 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
601 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
602 int *p_anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
603 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
604 /* Compile a forward reference for backpatching */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
605 int here;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
606 int anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
607 com_addbyte(c, op);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
608 here = c->c_nexti;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
609 anchor = *p_anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
610 *p_anchor = here;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
611 com_addint(c, anchor == 0 ? 0 : here - anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
612 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
613
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
614 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
615 com_backpatch(c, anchor)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
616 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
617 int anchor; /* Must be nonzero */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
618 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
619 unsigned char *code = (unsigned char *) getstringvalue(c->c_code);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
620 int target = c->c_nexti;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
621 int dist;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
622 int prev;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
623 for (;;) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
624 /* Make the JUMP instruction at anchor point to target */
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
625 prev = code[anchor] + (code[anchor+1] << 8);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
626 dist = target - (anchor+2);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
627 code[anchor] = dist & 0xff;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
628 code[anchor+1] = dist >> 8;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
629 if (!prev)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
630 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
631 anchor -= prev;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
632 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
633 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
634
544
d0baa8300005 Minor changes.
Guido van Rossum <guido@python.org>
parents: 493
diff changeset
635 /* Handle literals and names uniformly */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
636
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
637 static int
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
638 com_add(c, list, v)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
639 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
640 object *list;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
641 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
642 {
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
643 int n = getlistsize(list);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
644 int i;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
645 for (i = n; --i >= 0; ) {
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
646 object *w = getlistitem(list, i);
303
149dd121d0a6 Check for identical types before comparing objects to see if they
Guido van Rossum <guido@python.org>
parents: 266
diff changeset
647 if (v->ob_type == w->ob_type && cmpobject(v, w) == 0)
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
648 return i;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
649 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
650 if (addlistitem(list, v) != 0)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
651 c->c_errors++;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
652 return n;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
653 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
654
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
655 static int
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
656 com_addconst(c, v)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
657 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
658 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
659 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
660 return com_add(c, c->c_consts, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
661 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
662
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
663 static int
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
664 com_addname(c, v)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
665 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
666 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
667 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
668 return com_add(c, c->c_names, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
669 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
670
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
671 #ifdef PRIVATE_NAME_MANGLING
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
672 static int
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
673 com_mangle(c, name, buffer, maxlen)
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
674 struct compiling *c;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
675 char *name;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
676 char *buffer;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
677 int maxlen;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
678 {
4131
6b589334e0e9 Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents: 4130
diff changeset
679 /* Name mangling: __private becomes _classname__private.
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
680 This is independent from how the name is used. */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
681 char *p;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
682 int nlen, plen;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
683 nlen = strlen(name);
4131
6b589334e0e9 Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents: 4130
diff changeset
684 if (nlen+2 >= maxlen)
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
685 return 0; /* Don't mangle __extremely_long_names */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
686 if (name[nlen-1] == '_' && name[nlen-2] == '_')
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
687 return 0; /* Don't mangle __whatever__ */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
688 p = c->c_private;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
689 /* Strip leading underscores from class name */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
690 while (*p == '_')
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
691 p++;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
692 if (*p == '\0')
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
693 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
694 plen = strlen(p);
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
695 if (plen + nlen >= maxlen)
4131
6b589334e0e9 Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents: 4130
diff changeset
696 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
697 /* 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
698 buffer[0] = '_';
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
699 strncpy(buffer+1, p, plen);
4131
6b589334e0e9 Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents: 4130
diff changeset
700 strcpy(buffer+1+plen, name);
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
701 /* fprintf(stderr, "mangle %s -> %s\n", name, buffer); */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
702 return 1;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
703 }
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
704 #endif
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
705
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
706 static void
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
707 com_addopnamestr(c, op, name)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
708 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
709 int op;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
710 char *name;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
711 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
712 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
713 int i;
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
714 #ifdef PRIVATE_NAME_MANGLING
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
715 char buffer[256];
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
716 if (name != NULL && name[0] == '_' && name[1] == '_' &&
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
717 c->c_private != NULL &&
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
718 com_mangle(c, name, buffer, (int)sizeof(buffer)))
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
719 name = buffer;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
720 #endif
5009
402e36c83d20 Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents: 4991
diff changeset
721 if (name == NULL || (v = PyString_InternFromString(name)) == NULL) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
722 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
723 i = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
724 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
725 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
726 i = com_addname(c, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
727 DECREF(v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
728 }
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
729 /* Hack to replace *_NAME opcodes by *_GLOBAL if necessary */
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
730 switch (op) {
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
731 case LOAD_NAME:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
732 case STORE_NAME:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
733 case DELETE_NAME:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
734 if (dictlookup(c->c_globals, name) != NULL) {
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
735 switch (op) {
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
736 case LOAD_NAME: op = LOAD_GLOBAL; break;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
737 case STORE_NAME: op = STORE_GLOBAL; break;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
738 case DELETE_NAME: op = DELETE_GLOBAL; break;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
739 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
740 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
741 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
742 com_addoparg(c, op, i);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
743 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
744
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
745 static void
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
746 com_addopname(c, op, n)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
747 struct compiling *c;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
748 int op;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
749 node *n;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
750 {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
751 char *name;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
752 char buffer[1000];
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
753 /* 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
754 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
755 bothered right now */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
756 if (TYPE(n) == STAR)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
757 name = "*";
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
758 else if (TYPE(n) == dotted_name) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
759 char *p = buffer;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
760 int i;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
761 name = buffer;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
762 for (i = 0; i < NCH(n); i += 2) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
763 char *s = STR(CHILD(n, i));
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
764 if (p + strlen(s) > buffer + (sizeof buffer) - 2) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
765 com_error(c, MemoryError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
766 "dotted_name too long");
2367
915fabec64a3 fix typo (== for =) in assignment
Guido van Rossum <guido@python.org>
parents: 2310
diff changeset
767 name = NULL;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
768 break;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
769 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
770 if (p != buffer)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
771 *p++ = '.';
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
772 strcpy(p, s);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
773 p = strchr(p, '\0');
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
774 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
775 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
776 else {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
777 REQ(n, NAME);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
778 name = STR(n);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
779 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
780 com_addopnamestr(c, op, name);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
781 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
782
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
783 static object *
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
784 parsenumber(co, s)
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
785 struct compiling *co;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
786 char *s;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
787 {
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
788 extern long mystrtol PROTO((const char *, char **, int));
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
789 extern unsigned long mystrtoul PROTO((const char *, char **, int));
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
790 extern double atof PROTO((const char *));
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
791 char *end;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
792 long x;
5119
bda01a374762 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 5041
diff changeset
793 double dx;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
794 #ifndef WITHOUT_COMPLEX
3766
516490c8192c Py_complex; and WITHOUT_COMPLEX added to getargs.c
Guido van Rossum <guido@python.org>
parents: 3366
diff changeset
795 Py_complex c;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
796 int imflag;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
797 #endif
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
798
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
799 errno = 0;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
800 end = s + strlen(s) - 1;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
801 #ifndef WITHOUT_COMPLEX
3366
c25865884649 only use 'j' for imaginary constants
Guido van Rossum <guido@python.org>
parents: 3349
diff changeset
802 imflag = *end == 'j' || *end == 'J';
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
803 #endif
744
834dd4a77ee2 fix what lint found
Guido van Rossum <guido@python.org>
parents: 703
diff changeset
804 if (*end == 'l' || *end == 'L')
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
805 return long_scan(s, 0);
617
755bb8efcc2d Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents: 584
diff changeset
806 if (s[0] == '0')
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
807 x = (long) mystrtoul(s, &end, 0);
617
755bb8efcc2d Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents: 584
diff changeset
808 else
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
809 x = mystrtol(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
810 if (*end == '\0') {
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
811 if (errno != 0) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
812 com_error(co, OverflowError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
813 "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
814 return NULL;
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
815 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
816 return newintobject(x);
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
817 }
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
818 /* XXX Huge floats may silently fail */
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
819 #ifndef WITHOUT_COMPLEX
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
820 if (imflag) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
821 c.real = 0.;
5119
bda01a374762 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 5041
diff changeset
822 PyFPE_START_PROTECT("atof", return 0)
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
823 c.imag = atof(s);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5183
diff changeset
824 PyFPE_END_PROTECT(c)
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
825 return newcomplexobject(c);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
826 }
5119
bda01a374762 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 5041
diff changeset
827 else {
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
828 #endif
5119
bda01a374762 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 5041
diff changeset
829 PyFPE_START_PROTECT("atof", return 0)
bda01a374762 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 5041
diff changeset
830 dx = atof(s);
5197
74c12704a0bd New form of PyFPE_END_PROTECT macro.
Guido van Rossum <guido@python.org>
parents: 5183
diff changeset
831 PyFPE_END_PROTECT(dx)
5119
bda01a374762 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 5041
diff changeset
832 return newfloatobject(dx);
bda01a374762 Changes for Lee Busby's SIGFPE patch set.
Guido van Rossum <guido@python.org>
parents: 5041
diff changeset
833 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
834 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
835
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
836 static object *
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
837 parsestr(s)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
838 char *s;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
839 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
840 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
841 int len;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
842 char *buf;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
843 char *p;
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
844 char *end;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
845 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
846 int first = *s;
38878f1cd4f1 Support for alternative string quotes (a"xx", b"xx", c"xx", ...).
Guido van Rossum <guido@python.org>
parents: 5233
diff changeset
847 int quote = first;
38878f1cd4f1 Support for alternative string quotes (a"xx", b"xx", c"xx", ...).
Guido van Rossum <guido@python.org>
parents: 5233
diff changeset
848 if (isalpha(quote) || quote == '_')
38878f1cd4f1 Support for alternative string quotes (a"xx", b"xx", c"xx", ...).
Guido van Rossum <guido@python.org>
parents: 5233
diff changeset
849 quote = *++s;
1364
132602d854d8 Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents: 1354
diff changeset
850 if (quote != '\'' && quote != '\"') {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
851 err_badcall();
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
852 return NULL;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
853 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
854 s++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
855 len = strlen(s);
1364
132602d854d8 Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents: 1354
diff changeset
856 if (s[--len] != quote) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
857 err_badcall();
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
858 return NULL;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
859 }
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
860 if (len >= 4 && s[0] == quote && s[1] == quote) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
861 s += 2;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
862 len -= 2;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
863 if (s[--len] != quote || s[--len] != quote) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
864 err_badcall();
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
865 return NULL;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
866 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
867 }
5264
38878f1cd4f1 Support for alternative string quotes (a"xx", b"xx", c"xx", ...).
Guido van Rossum <guido@python.org>
parents: 5233
diff changeset
868 if (first != quote || strchr(s, '\\') == NULL)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
869 return newsizedstringobject(s, len);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
870 v = newsizedstringobject((char *)NULL, len);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
871 p = buf = getstringvalue(v);
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
872 end = s + len;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
873 while (s < end) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
874 if (*s != '\\') {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
875 *p++ = *s++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
876 continue;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
877 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
878 s++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
879 switch (*s++) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
880 /* XXX This assumes ASCII! */
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
881 case '\n': break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
882 case '\\': *p++ = '\\'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
883 case '\'': *p++ = '\''; break;
1364
132602d854d8 Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents: 1354
diff changeset
884 case '\"': *p++ = '\"'; break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
885 case 'b': *p++ = '\b'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
886 case 'f': *p++ = '\014'; break; /* FF */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
887 case 't': *p++ = '\t'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
888 case 'n': *p++ = '\n'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
889 case 'r': *p++ = '\r'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
890 case 'v': *p++ = '\013'; break; /* VT */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
891 case 'a': *p++ = '\007'; break; /* BEL, not classic C */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
892 case '0': case '1': case '2': case '3':
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
893 case '4': case '5': case '6': case '7':
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
894 c = s[-1] - '0';
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
895 if ('0' <= *s && *s <= '7') {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
896 c = (c<<3) + *s++ - '0';
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
897 if ('0' <= *s && *s <= '7')
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
898 c = (c<<3) + *s++ - '0';
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
899 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
900 *p++ = c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
901 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
902 case 'x':
2310
07913fb8f92f use Py_CHARMASK
Guido van Rossum <guido@python.org>
parents: 2241
diff changeset
903 if (isxdigit(Py_CHARMASK(*s))) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
904 sscanf(s, "%x", &c);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
905 *p++ = c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
906 do {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
907 s++;
2310
07913fb8f92f use Py_CHARMASK
Guido van Rossum <guido@python.org>
parents: 2241
diff changeset
908 } while (isxdigit(Py_CHARMASK(*s)));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
909 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
910 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
911 /* FALLTHROUGH */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
912 default: *p++ = '\\'; *p++ = s[-1]; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
913 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
914 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
915 resizestring(&v, (int)(p - buf));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
916 return v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
917 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
918
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
919 static object *
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
920 parsestrplus(n)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
921 node *n;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
922 {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
923 object *v;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
924 int i;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
925 REQ(CHILD(n, 0), STRING);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
926 if ((v = parsestr(STR(CHILD(n, 0)))) != NULL) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
927 /* String literal concatenation */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
928 for (i = 1; i < NCH(n) && v != NULL; i++) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
929 joinstring_decref(&v, parsestr(STR(CHILD(n, i))));
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
930 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
931 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
932 return v;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
933 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
934
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
935 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
936 com_list_constructor(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
937 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
938 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
939 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
940 int len;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
941 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
942 if (TYPE(n) != testlist)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
943 REQ(n, exprlist);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
944 /* exprlist: expr (',' expr)* [',']; likewise for testlist */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
945 len = (NCH(n) + 1) / 2;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
946 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
947 com_node(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
948 com_addoparg(c, BUILD_LIST, len);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
949 com_pop(c, len-1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
950 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
951
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
952 static void
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
953 com_dictmaker(c, n)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
954 struct compiling *c;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
955 node *n;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
956 {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
957 int i;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
958 /* dictmaker: test ':' test (',' test ':' value)* [','] */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
959 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
960 /* 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
961 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
962 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
963 com_push(c, 1);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
964 com_node(c, CHILD(n, i+2)); /* value */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
965 com_addbyte(c, ROT_TWO);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
966 com_node(c, CHILD(n, i)); /* key */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
967 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
968 com_pop(c, 3);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
969 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
970 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
971
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
972 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
973 com_atom(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
974 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
975 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
976 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
977 node *ch;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
978 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
979 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
980 REQ(n, atom);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
981 ch = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
982 switch (TYPE(ch)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
983 case LPAR:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
984 if (TYPE(CHILD(n, 1)) == RPAR) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
985 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
986 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
987 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
988 else
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
989 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
990 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
991 case LSQB:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
992 if (TYPE(CHILD(n, 1)) == RSQB) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
993 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
994 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
995 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
996 else
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
997 com_list_constructor(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
998 break;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
999 case LBRACE: /* '{' [dictmaker] '}' */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1000 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
1001 com_push(c, 1);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1002 if (TYPE(CHILD(n, 1)) != RBRACE)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1003 com_dictmaker(c, CHILD(n, 1));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1004 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1005 case BACKQUOTE:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1006 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1007 com_addbyte(c, UNARY_CONVERT);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1008 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1009 case NUMBER:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1010 if ((v = parsenumber(c, STR(ch))) == NULL) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1011 i = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1012 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1013 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1014 i = com_addconst(c, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1015 DECREF(v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1016 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1017 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
1018 com_push(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1019 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1020 case STRING:
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1021 v = parsestrplus(n);
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
1022 if (v == NULL) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1023 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1024 i = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1025 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1026 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1027 i = com_addconst(c, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1028 DECREF(v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1029 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1030 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
1031 com_push(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1032 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1033 case NAME:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1034 com_addopname(c, LOAD_NAME, ch);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1035 com_push(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1036 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1037 default:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1038 /* XXX fprintf(stderr, "node type %d\n", TYPE(ch)); */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1039 com_error(c, SystemError, "com_atom: unexpected node type");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1040 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1041 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1042
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1043 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1044 com_slice(c, n, op)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1045 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1046 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1047 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1048 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1049 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1050 com_addbyte(c, op);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1051 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1052 else if (NCH(n) == 2) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1053 if (TYPE(CHILD(n, 0)) != COLON) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1054 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1055 com_addbyte(c, op+1);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1056 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1057 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1058 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1059 com_addbyte(c, op+2);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1060 }
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1061 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1062 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1063 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1064 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1065 com_node(c, CHILD(n, 2));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1066 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
1067 com_pop(c, 2);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1068 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1069 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1070
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1071 static void
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1072 com_argument(c, n, 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
1073 struct compiling *c;
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
1074 node *n; /* argument */
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1075 object **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
1076 {
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
1077 node *m;
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1078 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
1079 if (NCH(n) == 1) {
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1080 if (*pkeywords != NULL) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1081 com_error(c, SyntaxError,
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
1082 "non-keyword arg after keyword arg");
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
1083 }
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
1084 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
1085 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
1086 }
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1087 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
1088 }
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
1089 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
1090 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
1091 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
1092 } 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
1093 if (TYPE(m) != NAME) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1094 com_error(c, SyntaxError, "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
1095 }
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
1096 else {
5009
402e36c83d20 Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents: 4991
diff changeset
1097 object *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
1098 if (v != NULL && *pkeywords == NULL)
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1099 *pkeywords = newdictobject();
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1100 if (v == NULL || *pkeywords == 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
1101 c->c_errors++;
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
1102 else {
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1103 if (dict2lookup(*pkeywords, v) != NULL)
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1104 com_error(c, SyntaxError,
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1105 "duplicate keyword argument");
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1106 else
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1107 if (dict2insert(*pkeywords, v, v) != 0)
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1108 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
1109 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
1110 com_push(c, 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
1111 DECREF(v);
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
1112 }
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
1113 }
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
1114 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
1115 }
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
1116
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1117 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1118 com_call_function(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1119 struct compiling *c;
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
1120 node *n; /* EITHER arglist OR ')' */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1121 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1122 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
1123 com_addoparg(c, CALL_FUNCTION, 0);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1124 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1125 else {
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1126 object *keywords = NULL;
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1127 int i, na, nk;
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
1128 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
1129 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
1130 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
1131 for (i = 0; i < NCH(n); i += 2) {
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1132 com_argument(c, CHILD(n, i), &keywords);
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1133 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
1134 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
1135 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
1136 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
1137 }
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1138 XDECREF(keywords);
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
1139 if (na > 255 || nk > 255) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1140 com_error(c, SyntaxError, "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
1141 }
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
1142 com_addoparg(c, CALL_FUNCTION, na | (nk << 8));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1143 com_pop(c, na + 2*nk);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1144 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1145 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1146
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1147 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1148 com_select_member(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1149 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1150 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1151 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1152 com_addopname(c, LOAD_ATTR, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1153 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1154
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1155 static void
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1156 com_sliceobj(c, n)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1157 struct compiling *c;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1158 node *n;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1159 {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1160 int i=0;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1161 int ns=2; /* number of slice arguments */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1162 node *ch;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1163
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1164 /* first argument */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1165 if (TYPE(CHILD(n,i)) == COLON) {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1166 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1167 com_push(c, 1);
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1168 i++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1169 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1170 else {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1171 com_node(c, CHILD(n,i));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1172 i++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1173 REQ(CHILD(n,i),COLON);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1174 i++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1175 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1176 /* second argument */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1177 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
1178 com_node(c, CHILD(n,i));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1179 i++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1180 }
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1181 else {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1182 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1183 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
1184 }
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1185 /* remaining arguments */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1186 for (; i < NCH(n); i++) {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1187 ns++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1188 ch=CHILD(n,i);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1189 REQ(ch, sliceop);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1190 if (NCH(ch) == 1) {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1191 /* right argument of ':' missing */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1192 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1193 com_push(c, 1);
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1194 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1195 else
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1196 com_node(c, CHILD(ch,1));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1197 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1198 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
1199 com_pop(c, 1 + (ns == 3));
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1200 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1201
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1202 static void
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1203 com_subscript(c, n)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1204 struct compiling *c;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1205 node *n;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1206 {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1207 node *ch;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1208 REQ(n, subscript);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1209 ch = CHILD(n,0);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1210 /* 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
1211 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
1212 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
1213 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
1214 }
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1215 else {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1216 /* check for slice */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1217 if ((TYPE(ch) == COLON || NCH(n) > 1))
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1218 com_sliceobj(c, n);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1219 else {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1220 REQ(ch, test);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1221 com_node(c, ch);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1222 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1223 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1224 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1225
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1226 static void
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1227 com_subscriptlist(c, n, assigning)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1228 struct compiling *c;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1229 node *n;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1230 int assigning;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1231 {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1232 int i, op;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1233 REQ(n, subscriptlist);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1234 /* 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
1235 if (NCH(n) == 1) {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1236 node *sub = CHILD(n, 0); /* subscript */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1237 /* Make it is a simple slice.
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1238 Should have exactly one colon. */
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1239 if ((TYPE(CHILD(sub, 0)) == COLON
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1240 || (NCH(sub) > 1 && TYPE(CHILD(sub, 1)) == COLON))
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1241 && (TYPE(CHILD(sub,NCH(sub)-1)) != sliceop))
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1242 {
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1243 if (assigning == OP_APPLY)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1244 op = SLICE;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1245 else
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1246 op = ((assigning == OP_ASSIGN) ? STORE_SLICE : DELETE_SLICE);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1247 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
1248 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
1249 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
1250 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
1251 com_pop(c, 1);
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1252 return;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1253 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1254 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1255 /* Else normal subscriptlist. Compile each subscript. */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1256 for (i = 0; i < NCH(n); i += 2)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1257 com_subscript(c, CHILD(n, i));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1258 /* 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
1259 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
1260 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
1261 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
1262 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
1263 }
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1264 if (assigning == OP_APPLY) {
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1265 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
1266 i = 1;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1267 }
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1268 else if (assigning == OP_ASSIGN) {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1269 op = STORE_SUBSCR;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1270 i = 3;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1271 }
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1272 else {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1273 op = DELETE_SUBSCR;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1274 i = 2;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1275 }
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1276 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
1277 com_pop(c, i);
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1278 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1279
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1280 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1281 com_apply_trailer(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1282 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1283 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1284 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1285 REQ(n, trailer);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1286 switch (TYPE(CHILD(n, 0))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1287 case LPAR:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1288 com_call_function(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1289 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1290 case DOT:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1291 com_select_member(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1292 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1293 case LSQB:
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1294 com_subscriptlist(c, CHILD(n, 1), OP_APPLY);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1295 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1296 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1297 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1298 "com_apply_trailer: unknown trailer type");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1299 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1300 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1301
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1302 static void
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1303 com_power(c, n)
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1304 struct compiling *c;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1305 node *n;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1306 {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1307 int i;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1308 REQ(n, power);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1309 com_atom(c, CHILD(n, 0));
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1310 for (i = 1; i < NCH(n); i++) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1311 if (TYPE(CHILD(n, i)) == DOUBLESTAR) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1312 com_factor(c, CHILD(n, i+1));
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1313 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
1314 com_pop(c, 1);
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1315 break;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1316 }
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1317 else
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1318 com_apply_trailer(c, CHILD(n, i));
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1319 }
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1320 }
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1321
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1322 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1323 com_factor(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1324 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1325 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1326 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1327 REQ(n, factor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1328 if (TYPE(CHILD(n, 0)) == PLUS) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1329 com_factor(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1330 com_addbyte(c, UNARY_POSITIVE);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1331 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1332 else if (TYPE(CHILD(n, 0)) == MINUS) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1333 com_factor(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1334 com_addbyte(c, UNARY_NEGATIVE);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1335 }
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1336 else if (TYPE(CHILD(n, 0)) == TILDE) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1337 com_factor(c, CHILD(n, 1));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1338 com_addbyte(c, UNARY_INVERT);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1339 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1340 else {
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1341 com_power(c, CHILD(n, 0));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1342 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1343 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1344
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1345 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1346 com_term(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1347 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1348 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1349 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1350 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1351 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1352 REQ(n, term);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1353 com_factor(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1354 for (i = 2; i < NCH(n); i += 2) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1355 com_factor(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1356 switch (TYPE(CHILD(n, i-1))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1357 case STAR:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1358 op = BINARY_MULTIPLY;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1359 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1360 case SLASH:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1361 op = BINARY_DIVIDE;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1362 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1363 case PERCENT:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1364 op = BINARY_MODULO;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1365 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1366 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1367 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1368 "com_term: operator not *, / or %");
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1369 op = 255;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1370 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1371 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
1372 com_pop(c, 1);
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1373 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1374 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1375
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1376 static void
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1377 com_arith_expr(c, n)
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1378 struct compiling *c;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1379 node *n;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1380 {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1381 int i;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1382 int op;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1383 REQ(n, arith_expr);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1384 com_term(c, CHILD(n, 0));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1385 for (i = 2; i < NCH(n); i += 2) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1386 com_term(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1387 switch (TYPE(CHILD(n, i-1))) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1388 case PLUS:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1389 op = BINARY_ADD;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1390 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1391 case MINUS:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1392 op = BINARY_SUBTRACT;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1393 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1394 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1395 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1396 "com_arith_expr: operator not + or -");
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1397 op = 255;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1398 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1399 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
1400 com_pop(c, 1);
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1401 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1402 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1403
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1404 static void
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1405 com_shift_expr(c, n)
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1406 struct compiling *c;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1407 node *n;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1408 {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1409 int i;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1410 int op;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1411 REQ(n, shift_expr);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1412 com_arith_expr(c, CHILD(n, 0));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1413 for (i = 2; i < NCH(n); i += 2) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1414 com_arith_expr(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1415 switch (TYPE(CHILD(n, i-1))) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1416 case LEFTSHIFT:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1417 op = BINARY_LSHIFT;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1418 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1419 case RIGHTSHIFT:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1420 op = BINARY_RSHIFT;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1421 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1422 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1423 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1424 "com_shift_expr: operator not << or >>");
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1425 op = 255;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1426 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1427 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
1428 com_pop(c, 1);
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1429 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1430 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1431
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1432 static void
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1433 com_and_expr(c, n)
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1434 struct compiling *c;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1435 node *n;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1436 {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1437 int i;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1438 int op;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1439 REQ(n, and_expr);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1440 com_shift_expr(c, CHILD(n, 0));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1441 for (i = 2; i < NCH(n); i += 2) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1442 com_shift_expr(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1443 if (TYPE(CHILD(n, i-1)) == AMPER) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1444 op = BINARY_AND;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1445 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1446 else {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1447 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1448 "com_and_expr: operator not &");
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1449 op = 255;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1450 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1451 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
1452 com_pop(c, 1);
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1453 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1454 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1455
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1456 static void
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1457 com_xor_expr(c, n)
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1458 struct compiling *c;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1459 node *n;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1460 {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1461 int i;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1462 int op;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1463 REQ(n, xor_expr);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1464 com_and_expr(c, CHILD(n, 0));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1465 for (i = 2; i < NCH(n); i += 2) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1466 com_and_expr(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1467 if (TYPE(CHILD(n, i-1)) == CIRCUMFLEX) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1468 op = BINARY_XOR;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1469 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1470 else {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1471 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1472 "com_xor_expr: operator not ^");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1473 op = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1474 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1475 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
1476 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1477 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1478 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1479
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1480 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1481 com_expr(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1482 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1483 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1484 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1485 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1486 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1487 REQ(n, expr);
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1488 com_xor_expr(c, CHILD(n, 0));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1489 for (i = 2; i < NCH(n); i += 2) {
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1490 com_xor_expr(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1491 if (TYPE(CHILD(n, i-1)) == VBAR) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1492 op = BINARY_OR;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1493 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1494 else {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1495 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1496 "com_expr: expr operator not |");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1497 op = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1498 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1499 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
1500 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1501 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1502 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1503
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1504 static enum cmp_op
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1505 cmp_type(n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1506 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1507 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1508 REQ(n, comp_op);
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1509 /* comp_op: '<' | '>' | '=' | '>=' | '<=' | '<>' | '!=' | '=='
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1510 | 'in' | 'not' 'in' | 'is' | 'is' not' */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1511 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1512 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1513 switch (TYPE(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1514 case LESS: return LT;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1515 case GREATER: return GT;
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1516 case EQEQUAL: /* == */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1517 case EQUAL: return EQ;
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1518 case LESSEQUAL: return LE;
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1519 case GREATEREQUAL: return GE;
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1520 case NOTEQUAL: return NE; /* <> or != */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1521 case NAME: if (strcmp(STR(n), "in") == 0) return IN;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1522 if (strcmp(STR(n), "is") == 0) return IS;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1523 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1524 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1525 else if (NCH(n) == 2) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1526 switch (TYPE(CHILD(n, 0))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1527 case NAME: if (strcmp(STR(CHILD(n, 1)), "in") == 0)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1528 return NOT_IN;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1529 if (strcmp(STR(CHILD(n, 0)), "is") == 0)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1530 return IS_NOT;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1531 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1532 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1533 return BAD;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1534 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1535
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1536 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1537 com_comparison(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1538 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1539 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1540 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1541 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1542 enum cmp_op op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1543 int anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1544 REQ(n, comparison); /* comparison: expr (comp_op expr)* */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1545 com_expr(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1546 if (NCH(n) == 1)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1547 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1548
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1549 /****************************************************************
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1550 The following code is generated for all but the last
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1551 comparison in a chain:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1552
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1553 label: on stack: opcode: jump to:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1554
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1555 a <code to load b>
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1556 a, b DUP_TOP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1557 a, b, b ROT_THREE
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1558 b, a, b COMPARE_OP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1559 b, 0-or-1 JUMP_IF_FALSE L1
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1560 b, 1 POP_TOP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1561 b
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1562
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1563 We are now ready to repeat this sequence for the next
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1564 comparison in the chain.
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1565
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1566 For the last we generate:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1567
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1568 b <code to load c>
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1569 b, c COMPARE_OP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1570 0-or-1
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1571
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1572 If there were any jumps to L1 (i.e., there was more than one
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1573 comparison), we generate:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1574
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1575 0-or-1 JUMP_FORWARD L2
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1576 L1: b, 0 ROT_TWO
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1577 0, b POP_TOP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1578 0
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1579 L2: 0-or-1
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1580 ****************************************************************/
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1581
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1582 anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1583
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1584 for (i = 2; i < NCH(n); i += 2) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1585 com_expr(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1586 if (i+2 < NCH(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1587 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
1588 com_push(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1589 com_addbyte(c, ROT_THREE);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1590 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1591 op = cmp_type(CHILD(n, i-1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1592 if (op == BAD) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1593 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1594 "com_comparison: unknown comparison op");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1595 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1596 com_addoparg(c, COMPARE_OP, op);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1597 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1598 if (i+2 < NCH(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1599 com_addfwref(c, JUMP_IF_FALSE, &anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1600 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
1601 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1602 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1603 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1604
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1605 if (anchor) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1606 int anchor2 = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1607 com_addfwref(c, JUMP_FORWARD, &anchor2);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1608 com_backpatch(c, anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1609 com_addbyte(c, ROT_TWO);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1610 com_addbyte(c, POP_TOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1611 com_backpatch(c, anchor2);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1612 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1613 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1614
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1615 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1616 com_not_test(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1617 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1618 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1619 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1620 REQ(n, not_test); /* 'not' not_test | comparison */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1621 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1622 com_comparison(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1623 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1624 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1625 com_not_test(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1626 com_addbyte(c, UNARY_NOT);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1627 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1628 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1629
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1630 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1631 com_and_test(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1632 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1633 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1634 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1635 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1636 int anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1637 REQ(n, and_test); /* not_test ('and' not_test)* */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1638 anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1639 i = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1640 for (;;) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1641 com_not_test(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1642 if ((i += 2) >= NCH(n))
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1643 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1644 com_addfwref(c, JUMP_IF_FALSE, &anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1645 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
1646 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1647 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1648 if (anchor)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1649 com_backpatch(c, anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1650 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1651
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1652 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1653 com_test(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1654 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1655 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1656 {
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1657 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
1658 if (NCH(n) == 1 && TYPE(CHILD(n, 0)) == lambdef) {
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1659 object *v;
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1660 int i;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1661 int ndefs = com_argdefs(c, CHILD(n, 0));
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
1662 v = (object *) icompile(CHILD(n, 0), c);
1417
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1663 if (v == NULL) {
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1664 c->c_errors++;
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1665 i = 255;
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1666 }
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1667 else {
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1668 i = com_addconst(c, v);
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1669 DECREF(v);
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1670 }
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1671 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
1672 com_push(c, 1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1673 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
1674 com_pop(c, ndefs);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1675 }
1417
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1676 else {
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1677 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
1678 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
1679 for (;;) {
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1680 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
1681 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
1682 break;
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1683 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
1684 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
1685 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
1686 }
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1687 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
1688 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
1689 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1690 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1691
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1692 static void
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
1693 com_list(c, n, toplevel)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1694 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1695 node *n;
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
1696 int toplevel; /* If nonzero, *always* build a tuple */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1697 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1698 /* exprlist: expr (',' expr)* [',']; likewise for testlist */
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
1699 if (NCH(n) == 1 && !toplevel) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1700 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1701 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1702 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1703 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1704 int len;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1705 len = (NCH(n) + 1) / 2;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1706 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1707 com_node(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1708 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
1709 com_pop(c, len-1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1710 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1711 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1712
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1713
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1714 /* Begin of assignment compilation */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1715
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1716 static void com_assign_name PROTO((struct compiling *, node *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1717 static void com_assign PROTO((struct compiling *, node *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1718
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1719 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1720 com_assign_attr(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1721 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1722 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1723 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1724 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1725 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
1726 com_pop(c, assigning ? 2 : 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1727 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1728
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1729 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1730 com_assign_trailer(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1731 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1732 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1733 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1734 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1735 REQ(n, trailer);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1736 switch (TYPE(CHILD(n, 0))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1737 case LPAR: /* '(' [exprlist] ')' */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1738 com_error(c, SyntaxError, "can't assign to function call");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1739 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1740 case DOT: /* '.' NAME */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1741 com_assign_attr(c, CHILD(n, 1), assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1742 break;
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1743 case LSQB: /* '[' subscriptlist ']' */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1744 com_subscriptlist(c, CHILD(n, 1), assigning);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1745 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1746 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1747 com_error(c, SystemError, "unknown trailer type");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1748 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1749 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1750
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1751 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1752 com_assign_tuple(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1753 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1754 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1755 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1756 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1757 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1758 if (TYPE(n) != testlist)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1759 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
1760 if (assigning) {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1761 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
1762 com_addoparg(c, UNPACK_TUPLE, i);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1763 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
1764 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1765 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1766 com_assign(c, CHILD(n, i), assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1767 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1768
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1769 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1770 com_assign_list(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1771 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1772 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1773 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1774 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1775 int i;
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1776 if (assigning) {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1777 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
1778 com_addoparg(c, UNPACK_LIST, i);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1779 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
1780 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1781 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1782 com_assign(c, CHILD(n, i), assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1783 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1784
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1785 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1786 com_assign_name(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1787 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1788 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1789 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1790 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1791 REQ(n, NAME);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1792 com_addopname(c, assigning ? STORE_NAME : DELETE_NAME, n);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1793 if (assigning)
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1794 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1795 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1796
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1797 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1798 com_assign(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1799 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1800 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1801 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1802 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1803 /* Loop to avoid trivial recursion */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1804 for (;;) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1805 switch (TYPE(n)) {
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1806
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1807 case exprlist:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1808 case testlist:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1809 if (NCH(n) > 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1810 com_assign_tuple(c, n, assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1811 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1812 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1813 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1814 break;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1815
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1816 case test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1817 case and_test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1818 case not_test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1819 case comparison:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1820 case expr:
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1821 case xor_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1822 case and_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1823 case shift_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1824 case arith_expr:
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1825 case term:
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1826 case factor:
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1827 if (NCH(n) > 1) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1828 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1829 "can't assign to operator");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1830 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1831 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1832 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1833 break;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1834
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1835 case power: /* atom trailer* ('**' power)* */
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1836 /* ('+'|'-'|'~') factor | atom trailer* */
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1837 if (TYPE(CHILD(n, 0)) != atom) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1838 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1839 "can't assign to operator");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1840 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1841 }
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1842 if (NCH(n) > 1) { /* trailer or exponent present */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1843 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1844 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1845 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
1846 if (TYPE(CHILD(n, i)) == DOUBLESTAR) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1847 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1848 "can't assign to operator");
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1849 return;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1850 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1851 com_apply_trailer(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1852 } /* NB i is still alive */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1853 com_assign_trailer(c,
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1854 CHILD(n, i), assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1855 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1856 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1857 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1858 break;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1859
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1860 case atom:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1861 switch (TYPE(CHILD(n, 0))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1862 case LPAR:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1863 n = CHILD(n, 1);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1864 if (TYPE(n) == RPAR) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1865 /* XXX Should allow () = () ??? */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1866 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1867 "can't assign to ()");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1868 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1869 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1870 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1871 case LSQB:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1872 n = CHILD(n, 1);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1873 if (TYPE(n) == RSQB) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1874 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1875 "can't assign to []");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1876 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1877 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1878 com_assign_list(c, n, assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1879 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1880 case NAME:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1881 com_assign_name(c, CHILD(n, 0), assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1882 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1883 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1884 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1885 "can't assign to literal");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1886 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1887 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1888 break;
3963
00722990b80c Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents: 3839
diff changeset
1889
00722990b80c Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents: 3839
diff changeset
1890 case lambdef:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1891 com_error(c, SyntaxError, "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
1892 return;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1893
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1894 default:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1895 /* XXX fprintf(stderr, "node type %d\n", TYPE(n)); */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1896 com_error(c, SystemError, "com_assign: bad node");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1897 return;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1898
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1899 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1900 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1901 }
5181
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
1902
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1903 /* Forward */ static node *get_rawdocstring PROTO((node *));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1904
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1905 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1906 com_expr_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1907 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1908 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1909 {
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1910 REQ(n, expr_stmt); /* testlist ('=' testlist)* */
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1911 /* 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
1912 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
1913 return;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1914 com_node(c, CHILD(n, NCH(n)-1));
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1915 if (NCH(n) == 1) {
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
1916 if (c->c_interactive)
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
1917 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
1918 else
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
1919 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
1920 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1921 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1922 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1923 int i;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1924 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
1925 if (i+2 < NCH(n)-2) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1926 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
1927 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
1928 }
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1929 com_assign(c, CHILD(n, i), OP_ASSIGN);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1930 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1931 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1932 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1933
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1934 static void
5233
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1935 com_assert_stmt(c, n)
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1936 struct compiling *c;
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1937 node *n;
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1938 {
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1939 int a = 0, b = 0;
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1940 int i;
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1941 REQ(n, assert_stmt); /* 'assert' test [',' test] */
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1942 /* Generate code like for
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1943
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1944 if __debug__:
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1945 if not <test>:
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1946 raise AssertionError [, <message>]
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1947
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1948 where <message> is the second test, if present.
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1949 */
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1950 if (Py_OptimizeFlag)
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1951 return;
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1952 com_addopnamestr(c, LOAD_GLOBAL, "__debug__");
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1953 com_push(c, 1);
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1954 com_addfwref(c, JUMP_IF_FALSE, &a);
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1955 com_addbyte(c, POP_TOP);
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1956 com_pop(c, 1);
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1957 com_node(c, CHILD(n, 1));
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1958 com_addfwref(c, JUMP_IF_TRUE, &b);
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1959 com_addbyte(c, POP_TOP);
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1960 com_pop(c, 1);
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1961 /* Raise that exception! */
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1962 com_addopnamestr(c, LOAD_GLOBAL, "AssertionError");
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1963 com_push(c, 1);
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1964 i = NCH(n)/2; /* Either 2 or 4 */
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1965 if (i > 1)
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1966 com_node(c, CHILD(n, 3));
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1967 com_addoparg(c, RAISE_VARARGS, i);
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1968 com_pop(c, i);
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1969 /* The interpreter does not fall through */
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1970 /* All jumps converge here */
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1971 com_backpatch(c, a);
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1972 com_backpatch(c, b);
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1973 com_addbyte(c, POP_TOP);
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1974 }
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1975
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
1976 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1977 com_print_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1978 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1979 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1980 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1981 int i;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1982 REQ(n, print_stmt); /* 'print' (test ',')* [test] */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1983 for (i = 1; i < NCH(n); i += 2) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1984 com_node(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1985 com_addbyte(c, PRINT_ITEM);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1986 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1987 }
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1988 if (TYPE(CHILD(n, NCH(n)-1)) != COMMA)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1989 com_addbyte(c, PRINT_NEWLINE);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1990 /* XXX Alternatively, LOAD_CONST '\n' and then PRINT_ITEM */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1991 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1992
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1993 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1994 com_return_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1995 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1996 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1997 {
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1998 REQ(n, return_stmt); /* 'return' [testlist] */
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
1999 if (!c->c_infunction) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
2000 com_error(c, SyntaxError, "'return' outside function");
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2001 }
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2002 if (NCH(n) < 2) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2003 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2004 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
2005 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2006 else
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2007 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2008 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
2009 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2010 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2011
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2012 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2013 com_raise_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2014 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2015 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2016 {
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2017 int i;
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
2018 REQ(n, raise_stmt); /* 'raise' test [',' test [',' test]] */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2019 com_node(c, CHILD(n, 1));
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2020 if (NCH(n) > 3) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2021 com_node(c, CHILD(n, 3));
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2022 if (NCH(n) > 5)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2023 com_node(c, CHILD(n, 5));
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
2024 }
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2025 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
2026 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
2027 com_pop(c, i);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2028 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2029
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2030 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2031 com_import_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2032 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2033 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2034 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2035 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2036 REQ(n, import_stmt);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2037 /* 'import' dotted_name (',' dotted_name)* |
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2038 'from' dotted_name 'import' ('*' | NAME (',' NAME)*) */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2039 if (STR(CHILD(n, 0))[0] == 'f') {
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2040 /* 'from' dotted_name 'import' ... */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2041 REQ(CHILD(n, 1), dotted_name);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2042 com_addopname(c, IMPORT_NAME, 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
2043 com_push(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2044 for (i = 3; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2045 com_addopname(c, IMPORT_FROM, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2046 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
2047 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2048 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2049 else {
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2050 /* 'import' ... */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2051 for (i = 1; i < NCH(n); i += 2) {
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2052 REQ(CHILD(n, i), dotted_name);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2053 com_addopname(c, IMPORT_NAME, 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
2054 com_push(c, 1);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2055 com_addopname(c, STORE_NAME, CHILD(CHILD(n, i), 0));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2056 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2057 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2058 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2059 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2060
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2061 static void
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2062 com_global_stmt(c, n)
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2063 struct compiling *c;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2064 node *n;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2065 {
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2066 int i;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2067 REQ(n, global_stmt);
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2068 /* 'global' NAME (',' NAME)* */
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2069 for (i = 1; i < NCH(n); i += 2) {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2070 char *s = STR(CHILD(n, i));
4130
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
2071 #ifdef PRIVATE_NAME_MANGLING
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
2072 char buffer[256];
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
2073 if (s != NULL && s[0] == '_' && s[1] == '_' &&
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
2074 c->c_private != NULL &&
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
2075 com_mangle(c, s, buffer, (int)sizeof(buffer)))
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
2076 s = buffer;
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
2077 #endif
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2078 if (dictlookup(c->c_locals, s) != NULL) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
2079 com_error(c, SyntaxError, "name is local and global");
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2080 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2081 else if (dictinsert(c->c_globals, s, None) != 0)
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2082 c->c_errors++;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2083 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2084 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2085
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2086 static int
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2087 com_newlocal_o(c, nameval)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2088 struct compiling *c;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2089 object *nameval;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2090 {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2091 int i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2092 object *ival;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2093 if (getlistsize(c->c_varnames) != c->c_nlocals) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2094 /* This is usually caused by an error on a previous call */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2095 if (c->c_errors == 0) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
2096 com_error(c, SystemError, "mixed up var name/index");
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2097 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2098 return 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2099 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2100 ival = newintobject(i = c->c_nlocals++);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2101 if (ival == NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2102 c->c_errors++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2103 else if (mappinginsert(c->c_locals, nameval, ival) != 0)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2104 c->c_errors++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2105 else if (addlistitem(c->c_varnames, nameval) != 0)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2106 c->c_errors++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2107 XDECREF(ival);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2108 return i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2109 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2110
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2111 static int
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2112 com_addlocal_o(c, nameval)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2113 struct compiling *c;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2114 object *nameval;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2115 {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2116 object *ival = mappinglookup(c->c_locals, nameval);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2117 if (ival != NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2118 return getintvalue(ival);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2119 return com_newlocal_o(c, nameval);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2120 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2121
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2122 static int
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2123 com_newlocal(c, name)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2124 struct compiling *c;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2125 char *name;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2126 {
5009
402e36c83d20 Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents: 4991
diff changeset
2127 object *nameval = PyString_InternFromString(name);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2128 int i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2129 if (nameval == NULL) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2130 c->c_errors++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2131 return 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2132 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2133 i = com_newlocal_o(c, nameval);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2134 DECREF(nameval);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2135 return i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2136 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2137
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2138 #ifdef SUPPORT_OBSOLETE_ACCESS
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2139
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2140 #define strequ(a, b) (strcmp((a), (b)) == 0)
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2141
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2142 static void
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2143 com_access_stmt(c, n)
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2144 struct compiling *c;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2145 node *n;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2146 {
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2147 int i, j, k, mode, imode;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2148 object *vmode;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2149 REQ(n, access_stmt);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2150 /* 'access' NAME (',' NAME)* ':' accesstype (',' accesstype)*
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2151 accesstype: NAME+ */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2152
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2153 /* Find where the colon is */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2154 i = 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2155 while (TYPE(CHILD(n,i-1)) != COLON)
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2156 i += 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2157
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2158 /* Calculate the mode mask */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2159 mode = 0;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2160 for (j = i; j < NCH(n); j += 2) {
1289
4d292c7857d4 Access checks now work, at least for instance data (not for methods
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
2161 int r = 0, w = 0, p = 0;
4d292c7857d4 Access checks now work, at least for instance data (not for methods
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
2162 for (k = 0; k < NCH(CHILD(n,j)); k++) {
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2163 if (strequ(STR(CHILD(CHILD(n,j),k)), "public"))
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2164 p = 0;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2165 else if (strequ(STR(CHILD(CHILD(n,j),k)), "protected"))
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2166 p = 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2167 else if (strequ(STR(CHILD(CHILD(n,j),k)), "private"))
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2168 p = 2;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2169 else if (strequ(STR(CHILD(CHILD(n,j),k)), "read"))
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2170 r = 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2171 else if (strequ(STR(CHILD(CHILD(n,j),k)), "write"))
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2172 w = 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2173 else /* XXX should make this an exception */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2174 fprintf(stderr, "bad access type %s\n",
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2175 STR(CHILD(CHILD(n,j),k)));
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2176 }
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2177 if (r == 0 && w == 0)
1289
4d292c7857d4 Access checks now work, at least for instance data (not for methods
Guido van Rossum <guido@python.org>
parents: 1288
diff changeset
2178 r = w = 1;
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2179 if (p == 0) {
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2180 if (r == 1) mode |= AC_R_PUBLIC;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2181 if (w == 1) mode |= AC_W_PUBLIC;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2182 } else if (p == 1) {
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2183 if (r == 1) mode |= AC_R_PROTECTED;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2184 if (w == 1) mode |= AC_W_PROTECTED;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2185 } else {
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2186 if (r == 1) mode |= AC_R_PRIVATE;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2187 if (w == 1) mode |= AC_W_PRIVATE;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2188 }
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2189 }
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2190 vmode = newintobject((long)mode);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2191 imode = com_addconst(c, vmode);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2192 XDECREF(vmode);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2193 for (i = 1; TYPE(CHILD(n,i-1)) != COLON; i+=2) {
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2194 com_addoparg(c, LOAD_CONST, imode);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2195 com_addopname(c, ACCESS_MODE, CHILD(n, i));
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2196 }
4003
138fa15a1032 Disable support for access statement
Guido van Rossum <guido@python.org>
parents: 3963
diff changeset
2197 }
3166
938c433c876a disable code generation for access statement
Guido van Rossum <guido@python.org>
parents: 3139
diff changeset
2198 #endif
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2199
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2200 static void
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2201 com_exec_stmt(c, n)
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2202 struct compiling *c;
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2203 node *n;
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2204 {
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2205 REQ(n, exec_stmt);
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2206 /* 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
2207 com_node(c, CHILD(n, 1));
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2208 if (NCH(n) >= 4)
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2209 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
2210 else {
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2211 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2212 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
2213 }
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2214 if (NCH(n) >= 6)
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2215 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
2216 else {
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2217 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
2218 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
2219 }
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2220 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
2221 com_pop(c, 3);
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2222 }
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2223
5181
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2224 static int
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2225 is_constant_false(c, n)
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2226 struct compiling *c;
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2227 node *n;
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2228 {
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2229 object *v;
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2230 int i;
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2231
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2232 /* 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
2233 next:
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2234 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
2235
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2236 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
2237 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
2238 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
2239 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
2240 }
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2241 /* 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
2242 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
2243 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
2244 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
2245 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
2246 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
2247 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
2248 }
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2249 }
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2250 break;
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2251
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2252 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
2253 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
2254 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
2255 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
2256 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
2257
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2258 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
2259 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
2260 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
2261 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
2262 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
2263 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
2264 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
2265 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
2266 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
2267 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
2268 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
2269 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
2270 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
2271 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
2272 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
2273 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
2274 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
2275 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
2276 }
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2277 break;
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2278
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2279 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
2280 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
2281 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
2282 break;
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2283
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2284 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
2285 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
2286 if (v == NULL) {
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2287 err_clear();
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2288 break;
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2289 }
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2290 i = testbool(v);
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2291 DECREF(v);
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2292 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
2293
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2294 case STRING:
5183
636757e812a4 Fix dumb bug calling parsestrplus with wrong node as argument.
Guido van Rossum <guido@python.org>
parents: 5181
diff changeset
2295 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
2296 if (v == NULL) {
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2297 err_clear();
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2298 break;
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2299 }
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2300 i = testbool(v);
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2301 DECREF(v);
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2302 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
2303
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2304 }
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2305 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
2306 }
8a0b80dc6e71 Added support for ``if __debug__:'' -- if -O is given, this form is
Guido van Rossum <guido@python.org>
parents: 5164
diff changeset
2307
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2308 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2309 com_if_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2310 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2311 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2312 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2313 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2314 int anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2315 REQ(n, if_stmt);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2316 /*'if' test ':' suite ('elif' test ':' suite)* ['else' ':' suite] */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2317 for (i = 0; i+3 < NCH(n); i+=4) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2318 int a = 0;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2319 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
2320 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
2321 continue;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2322 if (i > 0)
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2323 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
2324 com_node(c, ch);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2325 com_addfwref(c, JUMP_IF_FALSE, &a);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2326 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
2327 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2328 com_node(c, CHILD(n, i+3));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2329 com_addfwref(c, JUMP_FORWARD, &anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2330 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
2331 /* We jump here with an extra entry which we now pop */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2332 com_addbyte(c, POP_TOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2333 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2334 if (i+2 < NCH(n))
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2335 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
2336 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
2337 com_backpatch(c, anchor);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2338 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2339
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2340 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2341 com_while_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2342 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2343 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2344 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2345 int break_anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2346 int anchor = 0;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2347 int save_begin = c->c_begin;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2348 REQ(n, while_stmt); /* 'while' test ':' suite ['else' ':' suite] */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2349 com_addfwref(c, SETUP_LOOP, &break_anchor);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2350 block_push(c, SETUP_LOOP);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2351 c->c_begin = c->c_nexti;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2352 com_addoparg(c, SET_LINENO, n->n_lineno);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2353 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2354 com_addfwref(c, JUMP_IF_FALSE, &anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2355 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
2356 com_pop(c, 1);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2357 c->c_loops++;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2358 com_node(c, CHILD(n, 3));
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2359 c->c_loops--;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2360 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2361 c->c_begin = save_begin;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2362 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
2363 /* We jump here with one entry more on the stack */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2364 com_addbyte(c, POP_TOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2365 com_addbyte(c, POP_BLOCK);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2366 block_pop(c, SETUP_LOOP);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2367 if (NCH(n) > 4)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2368 com_node(c, CHILD(n, 6));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2369 com_backpatch(c, break_anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2370 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2371
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2372 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2373 com_for_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2374 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2375 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2376 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2377 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2378 int break_anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2379 int anchor = 0;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2380 int save_begin = c->c_begin;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2381 REQ(n, for_stmt);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2382 /* 'for' exprlist 'in' exprlist ':' suite ['else' ':' suite] */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2383 com_addfwref(c, SETUP_LOOP, &break_anchor);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2384 block_push(c, SETUP_LOOP);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2385 com_node(c, CHILD(n, 3));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2386 v = newintobject(0L);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2387 if (v == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2388 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2389 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
2390 com_push(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2391 XDECREF(v);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2392 c->c_begin = c->c_nexti;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2393 com_addoparg(c, SET_LINENO, n->n_lineno);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2394 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
2395 com_push(c, 1);
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
2396 com_assign(c, CHILD(n, 1), OP_ASSIGN);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2397 c->c_loops++;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2398 com_node(c, CHILD(n, 5));
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2399 c->c_loops--;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2400 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2401 c->c_begin = save_begin;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2402 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
2403 com_pop(c, 2); /* FOR_LOOP has popped these */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2404 com_addbyte(c, POP_BLOCK);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2405 block_pop(c, SETUP_LOOP);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2406 if (NCH(n) > 8)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2407 com_node(c, CHILD(n, 8));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2408 com_backpatch(c, break_anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2409 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2410
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2411 /* 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
2412
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2413 SETUP_FINALLY L
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2414 <code for S>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2415 POP_BLOCK
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2416 LOAD_CONST <nil>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2417 L: <code for Sf>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2418 END_FINALLY
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2419
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2420 The special instructions use the block stack. Each block
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2421 stack entry contains the instruction that created it (here
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2422 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
2423 block stack entry was created, and a label (here L).
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2424
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2425 SETUP_FINALLY:
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2426 Pushes the current value stack level and the label
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2427 onto the block stack.
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2428 POP_BLOCK:
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2429 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
2430 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
2431 block stack. (The label is ignored.)
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2432 END_FINALLY:
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2433 Pops a variable number of entries from the *value* stack
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2434 and re-raises the exception they specify. The number of
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2435 entries popped depends on the (pseudo) exception type.
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2436
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2437 The block stack is unwound when an exception is raised:
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2438 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
2439 onto the value stack (and the exception condition is cleared),
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2440 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
2441 stack.
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2442
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2443 Code generated for "try: S except E1, V1: S1 except E2, V2: S2 ...":
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2444 (The contents of the value stack is shown in [], with the top
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2445 at the right; 'tb' is trace-back info, 'val' the exception's
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2446 associated value, and 'exc' the exception.)
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2447
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2448 Value stack Label Instruction Argument
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2449 [] SETUP_EXCEPT L1
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2450 [] <code for S>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2451 [] POP_BLOCK
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2452 [] JUMP_FORWARD L0
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2453
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2454 [tb, val, exc] L1: DUP )
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2455 [tb, val, exc, exc] <evaluate E1> )
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2456 [tb, val, exc, exc, E1] COMPARE_OP EXC_MATCH ) only if E1
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2457 [tb, val, exc, 1-or-0] JUMP_IF_FALSE L2 )
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2458 [tb, val, exc, 1] POP )
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2459 [tb, val, exc] POP
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2460 [tb, val] <assign to V1> (or POP if no V1)
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2461 [tb] POP
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2462 [] <code for S1>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2463 JUMP_FORWARD L0
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2464
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2465 [tb, val, exc, 0] L2: POP
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2466 [tb, val, exc] DUP
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2467 .............................etc.......................
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2468
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2469 [tb, val, exc, 0] Ln+1: POP
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2470 [tb, val, exc] END_FINALLY # re-raise exception
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2471
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2472 [] L0: <next statement>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2473
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2474 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
2475 */
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2476
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2477 static void
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2478 com_try_except(c, n)
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2479 struct compiling *c;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2480 node *n;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2481 {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2482 int except_anchor = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2483 int end_anchor = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2484 int else_anchor = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2485 int i;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2486 node *ch;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2487
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2488 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
2489 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
2490 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
2491 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
2492 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
2493 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
2494 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
2495 for (i = 3;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2496 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
2497 i += 3) {
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2498 /* 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
2499 if (except_anchor == 0) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
2500 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
2501 "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
2502 break;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2503 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2504 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
2505 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
2506 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
2507 if (NCH(ch) > 1) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2508 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
2509 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
2510 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
2511 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
2512 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
2513 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
2514 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
2515 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
2516 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2517 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
2518 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
2519 if (NCH(ch) > 3)
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
2520 com_assign(c, CHILD(ch, 3), OP_ASSIGN);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2521 else {
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2522 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
2523 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
2524 }
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2525 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
2526 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
2527 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
2528 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
2529 if (except_anchor) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2530 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
2531 /* 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
2532 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
2533 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
2534 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
2535 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2536 }
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2537 /* 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
2538 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
2539 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
2540 anything. */
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2541 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
2542 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
2543 if (i < NCH(n))
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2544 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
2545 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
2546 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2547
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2548 static void
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2549 com_try_finally(c, n)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2550 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2551 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2552 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2553 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
2554 node *ch;
792
dc3b455f7632 Only * can be used for varargs argument lists
Guido van Rossum <guido@python.org>
parents: 744
diff changeset
2555
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2556 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
2557 block_push(c, SETUP_FINALLY);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2558 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
2559 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
2560 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
2561 block_push(c, END_FINALLY);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2562 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2563 /* 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
2564 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
2565 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
2566 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
2567 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
2568 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
2569 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
2570 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
2571 com_node(c, ch);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2572 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
2573 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
2574 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
2575 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2576
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2577 static void
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2578 com_try_stmt(c, n)
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2579 struct compiling *c;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2580 node *n;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2581 {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2582 REQ(n, try_stmt);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2583 /* '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
2584 | 'try' ':' suite 'finally' ':' suite */
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2585 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
2586 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
2587 else
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2588 com_try_except(c, n);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2589 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2590
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2591 static node *
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2592 get_rawdocstring(n)
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2593 node *n;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2594 {
2241
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2595 int i;
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2596
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2597 /* 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
2598 next:
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2599 switch (TYPE(n)) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2600
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2601 case suite:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2602 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
2603 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
2604 goto next;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2605 }
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2606 /* Fall through */
2241
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2607 case file_input:
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2608 for (i = 0; i < NCH(n); i++) {
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2609 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
2610 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
2611 n = ch;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2612 goto next;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2613 }
2241
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2614 }
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2615 break;
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2616
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2617 case stmt:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2618 case simple_stmt:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2619 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
2620 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
2621 goto next;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2622
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2623 case expr_stmt:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2624 case testlist:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2625 case test:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2626 case and_test:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2627 case not_test:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2628 case comparison:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2629 case expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2630 case xor_expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2631 case and_expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2632 case shift_expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2633 case arith_expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2634 case term:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2635 case factor:
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2636 case power:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2637 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
2638 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
2639 goto next;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2640 }
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2641 break;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2642
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2643 case atom:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2644 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
2645 return n;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2646 break;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2647
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2648 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2649 return NULL;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2650 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2651
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2652 static object *
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2653 get_docstring(n)
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2654 node *n;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2655 {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2656 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
2657 if (n == NULL)
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2658 return NULL;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2659 return parsestrplus(n);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2660 }
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2661
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2662 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2663 com_suite(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2664 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2665 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2666 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2667 REQ(n, suite);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2668 /* simple_stmt | NEWLINE INDENT NEWLINE* (stmt NEWLINE*)+ DEDENT */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2669 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2670 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2671 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2672 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2673 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2674 for (i = 0; i < NCH(n); i++) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2675 node *ch = CHILD(n, i);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2676 if (TYPE(ch) == stmt)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2677 com_node(c, ch);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2678 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2679 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2680 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2681
744
834dd4a77ee2 fix what lint found
Guido van Rossum <guido@python.org>
parents: 703
diff changeset
2682 /* ARGSUSED */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2683 static void
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2684 com_continue_stmt(c, n)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2685 struct compiling *c;
744
834dd4a77ee2 fix what lint found
Guido van Rossum <guido@python.org>
parents: 703
diff changeset
2686 node *n; /* Not used, but passed for consistency */
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2687 {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2688 int i = c->c_nblocks;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2689 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
2690 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2691 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2692 else {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
2693 com_error(c, SyntaxError, "'continue' not properly in loop");
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2694 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2695 /* XXX Could allow it inside a 'finally' clause
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2696 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
2697 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2698
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2699 static int
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2700 com_argdefs(c, n)
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2701 struct compiling *c;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2702 node *n;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2703 {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2704 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
2705 if (TYPE(n) == lambdef) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2706 /* lambdef: 'lambda' [varargslist] ':' test */
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2707 n = CHILD(n, 1);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2708 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2709 else {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2710 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
2711 n = CHILD(n, 2);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2712 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
2713 n = CHILD(n, 1);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2714 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2715 if (TYPE(n) != varargslist)
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2716 return 0;
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2717 /* varargslist:
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2718 (fpdef ['=' test] ',')* '*' ....... |
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2719 fpdef ['=' test] (',' fpdef ['=' test])* [','] */
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2720 nch = NCH(n);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2721 nargs = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2722 ndefs = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2723 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
2724 int t;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2725 if (TYPE(CHILD(n, i)) == STAR || 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
2726 break;
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2727 nargs++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2728 i++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2729 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
2730 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
2731 else
e51e17b2d88b fix bug with missing default for last arg (discovered by Tommy Burnette)
Guido van Rossum <guido@python.org>
parents: 2844
diff changeset
2732 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
2733 if (t == EQUAL) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2734 i++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2735 ndefs++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2736 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
2737 i++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2738 if (i >= nch)
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2739 break;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2740 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
2741 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2742 else {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2743 /* Treat "(a=1, b)" as "(a=1, b=None)" */
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2744 if (ndefs) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2745 com_addoparg(c, LOAD_CONST,
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2746 com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2747 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
2748 ndefs++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2749 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2750 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2751 if (t != COMMA)
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2752 break;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2753 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2754 return ndefs;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2755 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2756
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2757 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2758 com_funcdef(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2759 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2760 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2761 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2762 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2763 REQ(n, funcdef); /* funcdef: 'def' NAME parameters ':' suite */
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2764 v = (object *)icompile(n, c);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2765 if (v == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2766 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2767 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2768 int i = com_addconst(c, v);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2769 int ndefs = com_argdefs(c, n);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2770 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
2771 com_push(c, 1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2772 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
2773 com_pop(c, ndefs);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2774 com_addopname(c, STORE_NAME, 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
2775 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2776 DECREF(v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2777 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2778 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2779
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2780 static void
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2781 com_bases(c, n)
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2782 struct compiling *c;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2783 node *n;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2784 {
744
834dd4a77ee2 fix what lint found
Guido van Rossum <guido@python.org>
parents: 703
diff changeset
2785 int i;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2786 REQ(n, testlist);
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2787 /* testlist: test (',' test)* [','] */
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2788 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
2789 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
2790 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
2791 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
2792 com_pop(c, i-1);
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2793 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2794
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2795 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2796 com_classdef(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2797 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2798 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2799 {
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2800 int i;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2801 object *v;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2802 REQ(n, classdef);
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2803 /* 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
2804 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
2805 c->c_errors++;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2806 return;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2807 }
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2808 /* Push the class name on the stack */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2809 i = com_addconst(c, v);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2810 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
2811 com_push(c, 1);
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2812 DECREF(v);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2813 /* 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
2814 if (TYPE(CHILD(n, 2)) != LPAR) {
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2815 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
2816 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
2817 }
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2818 else
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2819 com_bases(c, CHILD(n, 3));
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2820 v = (object *)icompile(n, c);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2821 if (v == NULL)
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2822 c->c_errors++;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2823 else {
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2824 i = com_addconst(c, v);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2825 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
2826 com_push(c, 1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2827 com_addoparg(c, MAKE_FUNCTION, 0);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2828 com_addoparg(c, CALL_FUNCTION, 0);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2829 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
2830 com_pop(c, 2);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2831 com_addopname(c, STORE_NAME, CHILD(n, 1));
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2832 DECREF(v);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2833 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2834 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2835
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2836 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2837 com_node(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2838 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2839 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2840 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2841 switch (TYPE(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2842
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2843 /* Definition nodes */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2844
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2845 case funcdef:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2846 com_funcdef(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2847 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2848 case classdef:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2849 com_classdef(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2850 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2851
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2852 /* Trivial parse tree nodes */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2853
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2854 case stmt:
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2855 case small_stmt:
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2856 case flow_stmt:
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2857 com_node(c, CHILD(n, 0));
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2858 break;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2859
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2860 case simple_stmt:
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2861 /* small_stmt (';' small_stmt)* [';'] NEWLINE */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2862 com_addoparg(c, SET_LINENO, n->n_lineno);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2863 {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2864 int i;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2865 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
2866 com_node(c, CHILD(n, i));
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2867 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2868 break;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2869
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2870 case compound_stmt:
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2871 com_addoparg(c, SET_LINENO, n->n_lineno);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2872 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2873 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2874
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2875 /* Statement nodes */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2876
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2877 case expr_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2878 com_expr_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2879 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2880 case print_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2881 com_print_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2882 break;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2883 case del_stmt: /* 'del' exprlist */
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
2884 com_assign(c, CHILD(n, 1), OP_DELETE);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2885 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2886 case pass_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2887 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2888 case break_stmt:
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2889 if (c->c_loops == 0) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
2890 com_error(c, SyntaxError, "'break' outside loop");
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2891 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2892 com_addbyte(c, BREAK_LOOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2893 break;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2894 case continue_stmt:
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2895 com_continue_stmt(c, n);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2896 break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2897 case return_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2898 com_return_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2899 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2900 case raise_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2901 com_raise_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2902 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2903 case import_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2904 com_import_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2905 break;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2906 case global_stmt:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2907 com_global_stmt(c, n);
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2908 break;
4003
138fa15a1032 Disable support for access statement
Guido van Rossum <guido@python.org>
parents: 3963
diff changeset
2909 #ifdef SUPPORT_OBSOLETE_ACCESS
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2910 case access_stmt:
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2911 com_access_stmt(c, n);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2912 break;
4003
138fa15a1032 Disable support for access statement
Guido van Rossum <guido@python.org>
parents: 3963
diff changeset
2913 #endif
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2914 case exec_stmt:
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2915 com_exec_stmt(c, n);
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2916 break;
5233
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
2917 case assert_stmt:
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
2918 com_assert_stmt(c, n);
b749d2dd7582 Added assert statement.
Guido van Rossum <guido@python.org>
parents: 5197
diff changeset
2919 break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2920 case if_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2921 com_if_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2922 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2923 case while_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2924 com_while_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2925 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2926 case for_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2927 com_for_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2928 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2929 case try_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2930 com_try_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2931 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2932 case suite:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2933 com_suite(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2934 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2935
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2936 /* Expression nodes */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2937
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2938 case testlist:
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
2939 com_list(c, n, 0);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2940 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2941 case test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2942 com_test(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2943 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2944 case and_test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2945 com_and_test(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2946 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2947 case not_test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2948 com_not_test(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2949 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2950 case comparison:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2951 com_comparison(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2952 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2953 case exprlist:
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
2954 com_list(c, n, 0);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2955 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2956 case expr:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2957 com_expr(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2958 break;
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2959 case xor_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2960 com_xor_expr(c, n);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2961 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2962 case and_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2963 com_and_expr(c, n);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2964 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2965 case shift_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2966 com_shift_expr(c, n);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2967 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2968 case arith_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2969 com_arith_expr(c, n);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2970 break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2971 case term:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2972 com_term(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2973 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2974 case factor:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2975 com_factor(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2976 break;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2977 case power:
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2978 com_power(c, n);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2979 break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2980 case atom:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2981 com_atom(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2982 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2983
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2984 default:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2985 /* XXX fprintf(stderr, "node type %d\n", TYPE(n)); */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
2986 com_error(c, SystemError, "com_node: unexpected node type");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2987 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2988 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2989
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2990 static void com_fplist PROTO((struct compiling *, node *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2991
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2992 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2993 com_fpdef(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2994 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2995 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2996 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2997 REQ(n, fpdef); /* fpdef: NAME | '(' fplist ')' */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2998 if (TYPE(CHILD(n, 0)) == LPAR)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2999 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
3000 else {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3001 com_addoparg(c, STORE_FAST, com_newlocal(c, 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
3002 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
3003 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3004 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3005
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3006 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3007 com_fplist(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3008 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3009 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3010 {
544
d0baa8300005 Minor changes.
Guido van Rossum <guido@python.org>
parents: 493
diff changeset
3011 REQ(n, fplist); /* fplist: fpdef (',' fpdef)* [','] */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3012 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3013 com_fpdef(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3014 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3015 else {
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3016 int 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
3017 com_addoparg(c, UNPACK_TUPLE, i);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3018 com_push(c, i-1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3019 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3020 com_fpdef(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3021 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3022 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3023
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3024 static void
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3025 com_arglist(c, n)
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3026 struct compiling *c;
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3027 node *n;
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3028 {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3029 int nch, i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3030 int complex = 0;
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3031 REQ(n, varargslist);
617
755bb8efcc2d Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents: 584
diff changeset
3032 /* varargslist:
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3033 (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
3034 nch = NCH(n);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3035 /* Enter all arguments in table of locals */
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
3036 for (i = 0; i < nch; i++) {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3037 node *ch = CHILD(n, i);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3038 node *fp;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3039 char *name;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3040 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
3041 break;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3042 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3043 fp = CHILD(ch, 0);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3044 if (TYPE(fp) == NAME)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3045 name = STR(fp);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3046 else {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3047 name = "";
3766
516490c8192c Py_complex; and WITHOUT_COMPLEX added to getargs.c
Guido van Rossum <guido@python.org>
parents: 3366
diff changeset
3048 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
3049 }
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3050 com_newlocal(c, name);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3051 c->c_argcount++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3052 if (++i >= nch)
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3053 break;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3054 ch = CHILD(n, i);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3055 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
3056 i += 2;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3057 else
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3058 REQ(ch, COMMA);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3059 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3060 /* Handle *arguments */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3061 if (i < nch) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3062 node *ch;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3063 ch = CHILD(n, i);
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3064 if (TYPE(ch) != DOUBLESTAR) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3065 REQ(ch, STAR);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3066 ch = CHILD(n, i+1);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3067 if (TYPE(ch) == NAME) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3068 c->c_flags |= CO_VARARGS;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3069 i += 3;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3070 com_newlocal(c, STR(ch));
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3071 }
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3072 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3073 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3074 /* Handle **keywords */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3075 if (i < nch) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3076 node *ch;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3077 ch = CHILD(n, i);
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3078 if (TYPE(ch) != DOUBLESTAR) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3079 REQ(ch, STAR);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3080 ch = CHILD(n, i+1);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3081 REQ(ch, STAR);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3082 ch = CHILD(n, i+2);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3083 }
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3084 else
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3085 ch = CHILD(n, i+1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3086 REQ(ch, NAME);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3087 c->c_flags |= CO_VARKEYWORDS;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3088 com_newlocal(c, STR(ch));
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3089 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3090 if (complex) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3091 /* Generate code for complex arguments only after
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3092 having counted the simple arguments */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3093 int ilocal = 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3094 for (i = 0; i < nch; i++) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3095 node *ch = CHILD(n, i);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3096 node *fp;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
3097 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
3098 break;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3099 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3100 fp = CHILD(ch, 0);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3101 if (TYPE(fp) != NAME) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3102 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
3103 com_push(c, 1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3104 com_fpdef(c, ch);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3105 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3106 ilocal++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3107 if (++i >= nch)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3108 break;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3109 ch = CHILD(n, i);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3110 if (TYPE(ch) == EQUAL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3111 i += 2;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3112 else
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3113 REQ(ch, COMMA);
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3114 }
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3115 }
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3116 }
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3117
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3118 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3119 com_file_input(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3120 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3121 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3122 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3123 int i;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3124 object *doc;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3125 REQ(n, file_input); /* (NEWLINE | stmt)* ENDMARKER */
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3126 doc = get_docstring(n);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3127 if (doc != NULL) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3128 int i = com_addconst(c, doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3129 DECREF(doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3130 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
3131 com_push(c, 1);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3132 com_addopnamestr(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
3133 com_pop(c, 1);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3134 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3135 for (i = 0; i < NCH(n); i++) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3136 node *ch = CHILD(n, i);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3137 if (TYPE(ch) != ENDMARKER && TYPE(ch) != NEWLINE)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3138 com_node(c, ch);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3139 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3140 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3141
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3142 /* Top-level compile-node interface */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3143
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3144 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3145 compile_funcdef(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3146 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3147 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3148 {
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3149 object *doc;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3150 node *ch;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3151 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
3152 c->c_name = STR(CHILD(n, 1));
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3153 doc = get_docstring(CHILD(n, 4));
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3154 if (doc != NULL) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3155 (void) com_addconst(c, doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3156 DECREF(doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3157 }
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3158 else
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3159 (void) com_addconst(c, None); /* No docstring */
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3160 ch = CHILD(n, 2); /* parameters: '(' [varargslist] ')' */
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3161 ch = CHILD(ch, 1); /* ')' | varargslist */
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3162 if (TYPE(ch) == varargslist)
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3163 com_arglist(c, ch);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3164 c->c_infunction = 1;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3165 com_node(c, CHILD(n, 4));
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3166 c->c_infunction = 0;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3167 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3168 com_push(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3169 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
3170 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3171 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3172
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3173 static void
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
3174 compile_lambdef(c, n)
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
3175 struct compiling *c;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
3176 node *n;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
3177 {
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
3178 node *ch;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3179 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
3180 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
3181
06570429f062 * import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents: 1405
diff changeset
3182 ch = CHILD(n, 1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3183 (void) com_addconst(c, None); /* No docstring */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3184 if (TYPE(ch) == varargslist) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3185 com_arglist(c, ch);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3186 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
3187 }
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3188 else
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3189 ch = CHILD(n, 2);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3190 com_node(c, ch);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
3191 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
3192 com_pop(c, 1);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
3193 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
3194
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
3195 static void
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3196 compile_classdef(c, n)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3197 struct compiling *c;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3198 node *n;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3199 {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3200 node *ch;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3201 object *doc;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3202 REQ(n, classdef);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3203 /* classdef: 'class' NAME ['(' testlist ')'] ':' suite */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3204 c->c_name = STR(CHILD(n, 1));
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3205 #ifdef PRIVATE_NAME_MANGLING
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3206 c->c_private = c->c_name;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3207 #endif
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3208 ch = CHILD(n, NCH(n)-1); /* The suite */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3209 doc = get_docstring(ch);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3210 if (doc != NULL) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3211 int i = com_addconst(c, doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3212 DECREF(doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3213 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
3214 com_push(c, 1);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3215 com_addopnamestr(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
3216 com_pop(c, 1);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3217 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3218 else
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3219 (void) com_addconst(c, None);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3220 com_node(c, ch);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3221 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
3222 com_push(c, 1);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3223 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
3224 com_pop(c, 1);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3225 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3226
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3227 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3228 compile_node(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3229 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3230 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3231 {
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3232 com_addoparg(c, SET_LINENO, n->n_lineno);
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3233
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3234 switch (TYPE(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3235
120
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
3236 case single_input: /* One interactive command */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3237 /* 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
3238 c->c_interactive++;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3239 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3240 if (TYPE(n) != NEWLINE)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3241 com_node(c, n);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3242 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3243 com_push(c, 1);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3244 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
3245 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
3246 c->c_interactive--;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3247 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3248
120
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
3249 case file_input: /* A whole file, or built-in function exec() */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3250 com_file_input(c, n);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3251 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3252 com_push(c, 1);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3253 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
3254 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3255 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3256
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
3257 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
3258 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
3259 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
3260 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
3261 break;
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
3262
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
3263 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
3264 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
3265 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
3266
120
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
3267 case funcdef: /* A function definition */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3268 compile_funcdef(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3269 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3270
120
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
3271 case classdef: /* A class definition */
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3272 compile_classdef(c, n);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
3273 break;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
3274
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3275 default:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3276 /* XXX fprintf(stderr, "node type %d\n", TYPE(n)); */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
3277 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
3278 "compile_node: unexpected node type");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3279 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3280 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3281
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3282 /* Optimization for local variables in functions (and *only* functions).
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1029
diff changeset
3283
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3284 This replaces all LOAD_NAME, STORE_NAME and DELETE_NAME
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3285 instructions that refer to local variables with LOAD_FAST etc.
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3286 The latter instructions are much faster because they don't need to
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3287 look up the variable name in a dictionary.
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
3288
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3289 To find all local variables, we check all STORE_NAME, IMPORT_FROM
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3290 and DELETE_NAME instructions. This yields all local variables,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3291 function definitions, class definitions and import statements.
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3292 Argument names have already been entered into the list by the
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3293 special processing for the argument list.
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3294
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
3295 All remaining LOAD_NAME instructions must refer to non-local (global
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
3296 or builtin) variables, so are replaced by LOAD_GLOBAL.
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
3297
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
3298 There are two problems: 'from foo import *' and 'exec' may introduce
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
3299 local variables that we can't know while compiling. If this is the
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3300 case, we can still optimize bona fide locals (since those
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3301 statements will be surrounded by fast_2_locals() and
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3302 locals_2_fast()), but we can't change LOAD_NAME to LOAD_GLOBAL.
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
3303
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3304 NB: this modifies the string object c->c_code! */
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3305
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3306 static void
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3307 optimize(c)
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3308 struct compiling *c;
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3309 {
203
ceb36ec6198d BUGFIX! Instructions are unsigned bytes.
Guido van Rossum <guido@python.org>
parents: 176
diff changeset
3310 unsigned char *next_instr, *cur_instr;
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3311 int opcode;
4596
4fa19659591e Keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
3312 int oparg = 0;
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3313 object *name;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2005
diff changeset
3314 object *error_type, *error_value, *error_traceback;
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3315
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3316 #define NEXTOP() (*next_instr++)
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3317 #define NEXTARG() (next_instr += 2, (next_instr[-1]<<8) + next_instr[-2])
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3318 #define GETITEM(v, i) (getlistitem((v), (i)))
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3319 #define GETNAMEOBJ(i) (GETITEM(c->c_names, (i)))
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3320
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3321 err_fetch(&error_type, &error_value, &error_traceback);
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3322
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3323 c->c_flags |= CO_OPTIMIZED;
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3324
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3325 next_instr = (unsigned char *) getstringvalue(c->c_code);
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3326 for (;;) {
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3327 opcode = NEXTOP();
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3328 if (opcode == STOP_CODE)
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3329 break;
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3330 if (HAS_ARG(opcode))
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3331 oparg = NEXTARG();
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3332 switch (opcode) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3333 case STORE_NAME:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3334 case DELETE_NAME:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3335 case IMPORT_FROM:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3336 com_addlocal_o(c, GETNAMEOBJ(oparg));
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3337 break;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3338 case EXEC_STMT:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3339 c->c_flags &= ~CO_OPTIMIZED;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3340 break;
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3341 }
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3342 }
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3343
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3344 if (dictlookup(c->c_locals, "*") != NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3345 c->c_flags &= ~CO_OPTIMIZED;
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3346
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3347 next_instr = (unsigned char *) getstringvalue(c->c_code);
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3348 for (;;) {
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3349 cur_instr = next_instr;
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3350 opcode = NEXTOP();
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3351 if (opcode == STOP_CODE)
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3352 break;
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3353 if (HAS_ARG(opcode))
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3354 oparg = NEXTARG();
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3355 if (opcode == LOAD_NAME ||
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3356 opcode == STORE_NAME ||
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3357 opcode == DELETE_NAME) {
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3358 object *v;
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3359 int i;
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3360 name = GETNAMEOBJ(oparg);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3361 v = dict2lookup(c->c_locals, name);
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3362 if (v == NULL) {
336
64189ba7e23b Use dmore dict2lookup.
Guido van Rossum <guido@python.org>
parents: 317
diff changeset
3363 err_clear();
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3364 if (opcode == LOAD_NAME &&
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3365 (c->c_flags&CO_OPTIMIZED))
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
3366 cur_instr[0] = LOAD_GLOBAL;
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3367 continue;
336
64189ba7e23b Use dmore dict2lookup.
Guido van Rossum <guido@python.org>
parents: 317
diff changeset
3368 }
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3369 i = getintvalue(v);
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3370 switch (opcode) {
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3371 case LOAD_NAME: cur_instr[0] = LOAD_FAST; break;
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3372 case STORE_NAME: cur_instr[0] = STORE_FAST; break;
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3373 case DELETE_NAME: cur_instr[0] = DELETE_FAST; break;
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3374 }
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3375 cur_instr[1] = i & 0xff;
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3376 cur_instr[2] = (i>>8) & 0xff;
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3377 }
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3378 }
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3379
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3380 if (c->c_errors == 0)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3381 err_restore(error_type, error_value, error_traceback);
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3382 }
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3383
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3384 codeobject *
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
3385 compile(n, filename)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3386 node *n;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3387 char *filename;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3388 {
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3389 return jcompile(n, filename, NULL);
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3390 }
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3391
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3392 static codeobject *
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3393 icompile(n, base)
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3394 node *n;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3395 struct compiling *base;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3396 {
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3397 return jcompile(n, base->c_filename, base);
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3398 }
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3399
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3400 static codeobject *
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3401 jcompile(n, filename, base)
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3402 node *n;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3403 char *filename;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3404 struct compiling *base;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3405 {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3406 struct compiling sc;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3407 codeobject *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
3408 if (!com_init(&sc, filename))
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3409 return NULL;
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3410 #ifdef PRIVATE_NAME_MANGLING
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3411 if (base)
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3412 sc.c_private = base->c_private;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3413 else
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3414 sc.c_private = NULL;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3415 #endif
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3416 compile_node(&sc, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3417 com_done(&sc);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3418 if ((TYPE(n) == funcdef || TYPE(n) == lambdef) && sc.c_errors == 0) {
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3419 optimize(&sc);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3420 sc.c_flags |= CO_NEWLOCALS;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3421 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3422 else if (TYPE(n) == classdef)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3423 sc.c_flags |= CO_NEWLOCALS;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1029
diff changeset
3424 co = NULL;
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1029
diff changeset
3425 if (sc.c_errors == 0) {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3426 object *consts, *names, *varnames, *filename, *name;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3427 consts = listtuple(sc.c_consts);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3428 names = listtuple(sc.c_names);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3429 varnames = listtuple(sc.c_varnames);
5009
402e36c83d20 Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents: 4991
diff changeset
3430 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
3431 name = PyString_InternFromString(sc.c_name);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3432 if (!err_occurred())
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3433 co = newcodeobject(sc.c_argcount,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3434 sc.c_nlocals,
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3435 sc.c_maxstacklevel,
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3436 sc.c_flags,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3437 sc.c_code,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3438 consts,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3439 names,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3440 varnames,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3441 filename,
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3442 name,
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3443 sc.c_firstlineno,
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3444 sc.c_lnotab);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3445 XDECREF(consts);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3446 XDECREF(names);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3447 XDECREF(varnames);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3448 XDECREF(filename);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3449 XDECREF(name);
266
b5826bf29677 Changed and exported newcodeobject() interface, for ".pyc" files.
Guido van Rossum <guido@python.org>
parents: 238
diff changeset
3450 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3451 com_free(&sc);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3452 return co;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3453 }
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3454
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3455 int
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3456 PyCode_Addr2Line(co, addrq)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3457 PyCodeObject *co;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3458 int addrq;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3459 {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3460 int size = PyString_Size(co->co_lnotab) / 2;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3461 char *p = PyString_AsString(co->co_lnotab);
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3462 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
3463 int addr = 0;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3464 while (--size >= 0) {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3465 addr += *p++;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3466 if (addr > addrq)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3467 break;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3468 line += *p++;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3469 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3470 return line;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3471 }