Mercurial > cpython-lru_cache-weakref

annotate Python/compile.c @ 4596:4fa19659591e legacy-trunk

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Keep gcc -Wall happy.
author Guido van Rossum <guido@python.org>
date Thu, 05 Dec 1996 23:27:02 +0000
parents 65d2d8e67da3
children 32220c5728f5
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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 Compute maximum needed stack sizes while compiling;
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36 XXX then frame object can be one malloc and no stack checks are needed
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37 XXX add __doc__ attribute == co_doc to code object attributes
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38 XXX don't execute doc string
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39 XXX Generate simple jump for break/return outside 'try...finally'
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40 XXX get rid of SET_LINENO instructions, use JAR's table trick
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41 XXX (need an option to put them back in, for debugger!)
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42 XXX other JAR tricks?
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43 */
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44
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45 #ifndef NO_PRIVATE_NAME_MANGLING
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46 #define PRIVATE_NAME_MANGLING
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47 #endif
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48
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49 #include "allobjects.h"
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50
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51 #include "node.h"
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52 #include "token.h"
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53 #include "graminit.h"
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54 #include "compile.h"
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55 #include "opcode.h"
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56 #include "structmember.h"
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57
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58 #include <ctype.h>
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59 #include <errno.h>
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60
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61 #define OP_DELETE 0
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62 #define OP_ASSIGN 1
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63 #define OP_APPLY 2
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64
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65 #define OFF(x) offsetof(codeobject, x)
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66
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67 static struct memberlist code_memberlist[] = {
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68 {"co_argcount", T_INT, OFF(co_argcount), READONLY},
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69 {"co_nlocals", T_INT, OFF(co_nlocals), READONLY},
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70 {"co_flags", T_INT, OFF(co_flags), READONLY},
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71 {"co_code", T_OBJECT, OFF(co_code), READONLY},
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72 {"co_consts", T_OBJECT, OFF(co_consts), READONLY},
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73 {"co_names", T_OBJECT, OFF(co_names), READONLY},
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74 {"co_varnames", T_OBJECT, OFF(co_varnames), READONLY},
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75 {"co_filename", T_OBJECT, OFF(co_filename), READONLY},
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76 {"co_name", T_OBJECT, OFF(co_name), READONLY},
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77 {NULL} /* Sentinel */
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78 };
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79
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80 static object *
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81 code_getattr(co, name)
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82 codeobject *co;
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83 char *name;
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84 {
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85 return getmember((char *)co, code_memberlist, name);
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86 }
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88 static void
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89 code_dealloc(co)
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90 codeobject *co;
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91 {
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92 XDECREF(co->co_code);
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93 XDECREF(co->co_consts);
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94 XDECREF(co->co_names);
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95 XDECREF(co->co_filename);
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96 XDECREF(co->co_name);
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97 XDECREF(co->co_varnames);
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98 DEL(co);
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99 }
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100
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101 static object *
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102 code_repr(co)
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103 codeobject *co;
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104 {
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105 char buf[500];
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106 int lineno = -1;
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107 char *p = GETSTRINGVALUE(co->co_code);
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108 char *filename = "???";
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109 char *name = "???";
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110 if (*p == SET_LINENO)
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111 lineno = (p[1] & 0xff) | ((p[2] & 0xff) << 8);
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112 if (co->co_filename && is_stringobject(co->co_filename))
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113 filename = getstringvalue(co->co_filename);
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114 if (co->co_name && is_stringobject(co->co_name))
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115 name = getstringvalue(co->co_name);
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116 sprintf(buf, "<code object %.100s at %lx, file \"%.300s\", line %d>",
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117 name, (long)co, filename, lineno);
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118 return newstringobject(buf);
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119 }
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120
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121 static int
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122 code_compare(co, cp)
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123 codeobject *co, *cp;
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124 {
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125 int cmp;
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126 cmp = cp->co_argcount - cp->co_argcount;
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127 if (cmp) return cmp;
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128 cmp = cp->co_nlocals - cp->co_nlocals;
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129 if (cmp) return cmp;
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130 cmp = cp->co_flags - cp->co_flags;
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131 if (cmp) return cmp;
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132 cmp = cmpobject((object *)co->co_code, (object *)cp->co_code);
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133 if (cmp) return cmp;
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134 cmp = cmpobject(co->co_consts, cp->co_consts);
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135 if (cmp) return cmp;
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136 cmp = cmpobject(co->co_names, cp->co_names);
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137 if (cmp) return cmp;
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138 cmp = cmpobject(co->co_varnames, cp->co_varnames);
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139 return cmp;
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140 }
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141
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142 static long
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143 code_hash(co)
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144 codeobject *co;
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145 {
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146 long h, h1, h2, h3, h4;
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147 h1 = hashobject((object *)co->co_code);
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148 if (h1 == -1) return -1;
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149 h2 = hashobject(co->co_consts);
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150 if (h2 == -1) return -1;
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151 h3 = hashobject(co->co_names);
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152 if (h3 == -1) return -1;
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153 h4 = hashobject(co->co_varnames);
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154 if (h4 == -1) return -1;
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155 h = h1 ^ h2 ^ h3 ^ h4 ^
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156 co->co_argcount ^ co->co_nlocals ^ co->co_flags;
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157 if (h == -1) h = -2;
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158 return h;
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159 }
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160
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161 typeobject Codetype = {
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162 OB_HEAD_INIT(&Typetype)
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163 0,
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164 "code",
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165 sizeof(codeobject),
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166 0,
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167 (destructor)code_dealloc, /*tp_dealloc*/
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168 0, /*tp_print*/
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169 (getattrfunc)code_getattr, /*tp_getattr*/
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170 0, /*tp_setattr*/
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171 (cmpfunc)code_compare, /*tp_compare*/
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172 (reprfunc)code_repr, /*tp_repr*/
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173 0, /*tp_as_number*/
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174 0, /*tp_as_sequence*/
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175 0, /*tp_as_mapping*/
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176 (hashfunc)code_hash, /*tp_hash*/
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177 };
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178
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179 codeobject *
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180 newcodeobject(argcount, nlocals, flags,
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181 code, consts, names, varnames, filename, name)
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182 int argcount;
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183 int nlocals;
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184 int flags;
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185 object *code;
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186 object *consts;
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187 object *names;
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188 object *varnames;
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189 object *filename;
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190 object *name;
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191 {
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192 codeobject *co;
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193 int i;
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194 /* Check argument types */
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195 if (argcount < 0 || nlocals < 0 ||
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196 code == NULL || !is_stringobject(code) ||
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197 consts == NULL || !is_tupleobject(consts) ||
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198 names == NULL || !is_tupleobject(names) ||
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199 varnames == NULL || !is_tupleobject(varnames) ||
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200 name == NULL || !is_stringobject(name) ||
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201 filename == NULL || !is_stringobject(filename)) {
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202 err_badcall();
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203 return NULL;
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204 }
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205 /* Make sure names and varnames are all strings */
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206 for (i = gettuplesize(names); --i >= 0; ) {
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207 object *v = gettupleitem(names, i);
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208 if (v == NULL || !is_stringobject(v)) {
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209 err_badcall();
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210 return NULL;
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211 }
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212 }
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213 for (i = gettuplesize(varnames); --i >= 0; ) {
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214 object *v = gettupleitem(varnames, i);
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215 if (v == NULL || !is_stringobject(v)) {
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216 err_badcall();
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217 return NULL;
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218 }
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219 }
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220 co = NEWOBJ(codeobject, &Codetype);
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221 if (co != NULL) {
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222 co->co_argcount = argcount;
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223 co->co_nlocals = nlocals;
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224 co->co_flags = flags;
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225 INCREF(code);
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226 co->co_code = (stringobject *)code;
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227 INCREF(consts);
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228 co->co_consts = consts;
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229 INCREF(names);
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230 co->co_names = names;
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231 INCREF(varnames);
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232 co->co_varnames = varnames;
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233 INCREF(filename);
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234 co->co_filename = filename;
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235 INCREF(name);
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236 co->co_name = name;
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237 }
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238 return co;
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239 }
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240
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241
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242 /* Data structure used internally */
317
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243
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244 #define MAXBLOCKS 20 /* Max static block nesting within a function */
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245
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246 struct compiling {
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247 object *c_code; /* string */
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248 object *c_consts; /* list of objects */
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249 object *c_names; /* list of strings (names) */
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250 object *c_globals; /* dictionary (value=None) */
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251 object *c_locals; /* dictionary (value=localID) */
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252 object *c_varnames; /* list (inverse of c_locals) */
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253 int c_nlocals; /* index of next local */
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254 int c_argcount; /* number of top-level arguments */
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255 int c_flags; /* same as co_flags */
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256 int c_nexti; /* index into c_code */
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257 int c_errors; /* counts errors occurred */
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258 int c_infunction; /* set when compiling a function */
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259 int c_interactive; /* generating code for interactive command */
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260 int c_loops; /* counts nested loops */
317
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261 int c_begin; /* begin of current loop, for 'continue' */
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262 int c_block[MAXBLOCKS]; /* stack of block types */
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263 int c_nblocks; /* current block stack level */
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264 char *c_filename; /* filename of current node */
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265 char *c_name; /* name of object (e.g. function) */
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266 int c_lineno; /* Current line number */
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267 #ifdef PRIVATE_NAME_MANGLING
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268 char *c_private; /* for private name mangling */
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269 #endif
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270 };
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271
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272
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273 /* Error message including line number */
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274
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275 static void
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276 com_error(c, exc, msg)
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277 struct compiling *c;
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278 object *exc;
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279 char *msg;
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280 {
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281 int n = strlen(msg);
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282 object *v;
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283 char buffer[30];
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284 char *s;
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285 if (c->c_lineno <= 1) {
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286 /* Unknown line number or single interactive command */
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287 err_setstr(exc, msg);
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288 return;
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289 }
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290 sprintf(buffer, " (line %d)", c->c_lineno);
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291 v = newsizedstringobject((char *)NULL, n + strlen(buffer));
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292 if (v == NULL)
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293 return; /* MemoryError, too bad */
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294 s = GETSTRINGVALUE((stringobject *)v);
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295 strcpy(s, msg);
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296 strcat(s, buffer);
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297 err_setval(exc, v);
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298 DECREF(v);
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299 c->c_errors++;
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300 }
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diff changeset
301
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
302
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
303 /* Interface to the block stack */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
304
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
305 static void
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
306 block_push(c, type)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
307 struct compiling *c;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
308 int type;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
309 {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
310 if (c->c_nblocks >= MAXBLOCKS) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
311 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
312 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
313 else {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
314 c->c_block[c->c_nblocks++] = type;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
315 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
316 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
318 static void
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
319 block_pop(c, type)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
320 struct compiling *c;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
321 int type;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
322 {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
323 if (c->c_nblocks > 0)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
324 c->c_nblocks--;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
325 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
326 com_error(c, SystemError, "bad block pop");
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
327 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
328 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
329
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
330
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
331 /* Prototype forward declarations */
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
332
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
333 static int com_init PROTO((struct compiling *, char *));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
334 static void com_free PROTO((struct compiling *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
335 static void com_done PROTO((struct compiling *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
336 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
337 static void com_factor PROTO((struct compiling *, struct _node *));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
338 static void com_addbyte PROTO((struct compiling *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
339 static void com_addint PROTO((struct compiling *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
340 static void com_addoparg PROTO((struct compiling *, int, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
341 static void com_addfwref PROTO((struct compiling *, int, int *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
342 static void com_backpatch PROTO((struct compiling *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
343 static int com_add PROTO((struct compiling *, object *, object *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
344 static int com_addconst PROTO((struct compiling *, object *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
345 static int com_addname PROTO((struct compiling *, object *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
346 static void com_addopname PROTO((struct compiling *, int, node *));
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
347 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
348 static int com_argdefs PROTO((struct compiling *, node *));
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
349 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
350 static codeobject *icompile PROTO((struct _node *, struct compiling *));
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
351 static codeobject *jcompile PROTO((struct _node *, char *, struct compiling *));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
352
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
353 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
354 com_init(c, filename)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
355 struct compiling *c;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
356 char *filename;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
357 {
160
afa48a96a444 Create code string with initial size of 1000 instead of 0.
Guido van Rossum <guido@python.org>
parents: 145
diff changeset
358 if ((c->c_code = newsizedstringobject((char *)NULL, 1000)) == NULL)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
359 goto fail_3;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
360 if ((c->c_consts = newlistobject(0)) == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
361 goto fail_2;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
362 if ((c->c_names = newlistobject(0)) == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
363 goto fail_1;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
364 if ((c->c_globals = newdictobject()) == NULL)
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
365 goto fail_0;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
366 if ((c->c_locals = newdictobject()) == NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
367 goto fail_00;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
368 if ((c->c_varnames = newlistobject(0)) == NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
369 goto fail_000;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
370 c->c_nlocals = 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
371 c->c_argcount = 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
372 c->c_flags = 0;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
373 c->c_nexti = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
374 c->c_errors = 0;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
375 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
376 c->c_interactive = 0;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
377 c->c_loops = 0;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
378 c->c_begin = 0;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
379 c->c_nblocks = 0;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
380 c->c_filename = filename;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1029
diff changeset
381 c->c_name = "?";
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
382 c->c_lineno = 0;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
383 return 1;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
384
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
385 fail_000:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
386 DECREF(c->c_locals);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
387 fail_00:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
388 DECREF(c->c_globals);
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
389 fail_0:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
390 DECREF(c->c_names);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
391 fail_1:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
392 DECREF(c->c_consts);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
393 fail_2:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
394 DECREF(c->c_code);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
395 fail_3:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
396 return 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
397 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
398
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
399 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
400 com_free(c)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
401 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
402 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
403 XDECREF(c->c_code);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
404 XDECREF(c->c_consts);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
405 XDECREF(c->c_names);
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
406 XDECREF(c->c_globals);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
407 XDECREF(c->c_locals);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
408 XDECREF(c->c_varnames);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
409 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
410
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
411 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
412 com_done(c)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
413 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
414 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
415 if (c->c_code != NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
416 resizestring(&c->c_code, c->c_nexti);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
417 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
418
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
419 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
420 com_addbyte(c, byte)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
421 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
422 int byte;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
423 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
424 int len;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
425 /*fprintf(stderr, "%3d: %3d\n", c->c_nexti, byte);*/
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
426 if (byte < 0 || byte > 255) {
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
427 /*
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
428 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
429 fatal("com_addbyte: byte out of range");
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
430 */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
431 com_error(c, SystemError, "com_addbyte: byte out of range");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
432 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
433 if (c->c_code == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
434 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
435 len = getstringsize(c->c_code);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
436 if (c->c_nexti >= len) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
437 if (resizestring(&c->c_code, len+1000) != 0) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
438 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
439 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
440 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
441 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
442 getstringvalue(c->c_code)[c->c_nexti++] = byte;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
443 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
444
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
445 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
446 com_addint(c, x)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
447 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
448 int x;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
449 {
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
450 com_addbyte(c, x & 0xff);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
451 com_addbyte(c, x >> 8); /* XXX x should be positive */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
452 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
453
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
454 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
455 com_addoparg(c, op, arg)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
456 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
457 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
458 int arg;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
459 {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
460 if (op == SET_LINENO)
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
461 c->c_lineno = arg;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
462 com_addbyte(c, op);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
463 com_addint(c, arg);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
464 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
465
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
466 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
467 com_addfwref(c, op, p_anchor)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
468 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
469 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
470 int *p_anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
471 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
472 /* Compile a forward reference for backpatching */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
473 int here;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
474 int anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
475 com_addbyte(c, op);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
476 here = c->c_nexti;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
477 anchor = *p_anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
478 *p_anchor = here;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
479 com_addint(c, anchor == 0 ? 0 : here - anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
480 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
481
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
482 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
483 com_backpatch(c, anchor)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
484 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
485 int anchor; /* Must be nonzero */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
486 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
487 unsigned char *code = (unsigned char *) getstringvalue(c->c_code);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
488 int target = c->c_nexti;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
489 int dist;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
490 int prev;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
491 for (;;) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
492 /* Make the JUMP instruction at anchor point to target */
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
493 prev = code[anchor] + (code[anchor+1] << 8);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
494 dist = target - (anchor+2);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
495 code[anchor] = dist & 0xff;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
496 code[anchor+1] = dist >> 8;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
497 if (!prev)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
498 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
499 anchor -= prev;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
500 }
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
544
d0baa8300005 Minor changes.
Guido van Rossum <guido@python.org>
parents: 493
diff changeset
503 /* Handle literals and names uniformly */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
504
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
505 static int
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
506 com_add(c, list, v)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
507 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
508 object *list;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
509 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
510 {
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
511 int n = getlistsize(list);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
512 int i;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
513 for (i = n; --i >= 0; ) {
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
514 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
515 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
516 return i;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
517 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
518 if (addlistitem(list, v) != 0)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
519 c->c_errors++;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
520 return n;
69
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 int
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
524 com_addconst(c, v)
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 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
527 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
528 return com_add(c, c->c_consts, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
529 }
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 static int
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
532 com_addname(c, v)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
533 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
534 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
535 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
536 return com_add(c, c->c_names, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
537 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
538
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
539 #ifdef PRIVATE_NAME_MANGLING
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
540 static int
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
541 com_mangle(c, name, buffer, maxlen)
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
542 struct compiling *c;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
543 char *name;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
544 char *buffer;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
545 int maxlen;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
546 {
4131
6b589334e0e9 Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents: 4130
diff changeset
547 /* Name mangling: __private becomes _classname__private.
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
548 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
549 char *p;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
550 int nlen, plen;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
551 nlen = strlen(name);
4131
6b589334e0e9 Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents: 4130
diff changeset
552 if (nlen+2 >= maxlen)
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
553 return 0; /* Don't mangle __extremely_long_names */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
554 if (name[nlen-1] == '_' && name[nlen-2] == '_')
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
555 return 0; /* Don't mangle __whatever__ */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
556 p = c->c_private;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
557 /* Strip leading underscores from class name */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
558 while (*p == '_')
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
559 p++;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
560 if (*p == '\0')
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
561 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
562 plen = strlen(p);
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
563 if (plen + nlen >= maxlen)
4131
6b589334e0e9 Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents: 4130
diff changeset
564 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
565 /* 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
566 buffer[0] = '_';
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
567 strncpy(buffer+1, p, plen);
4131
6b589334e0e9 Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents: 4130
diff changeset
568 strcpy(buffer+1+plen, name);
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
569 /* fprintf(stderr, "mangle %s -> %s\n", name, buffer); */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
570 return 1;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
571 }
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
572 #endif
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
573
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
574 static void
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
575 com_addopnamestr(c, op, name)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
576 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
577 int op;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
578 char *name;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
579 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
580 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
581 int i;
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
582 #ifdef PRIVATE_NAME_MANGLING
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
583 char buffer[256];
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
584 if (name != NULL && name[0] == '_' && name[1] == '_' &&
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
585 c->c_private != NULL &&
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
586 com_mangle(c, name, buffer, (int)sizeof(buffer)))
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
587 name = buffer;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
588 #endif
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
589 if (name == NULL || (v = newstringobject(name)) == NULL) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
590 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
591 i = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
592 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
593 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
594 i = com_addname(c, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
595 DECREF(v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
596 }
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
597 /* 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
598 switch (op) {
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
599 case LOAD_NAME:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
600 case STORE_NAME:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
601 case DELETE_NAME:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
602 if (dictlookup(c->c_globals, name) != NULL) {
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
603 switch (op) {
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
604 case LOAD_NAME: op = LOAD_GLOBAL; break;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
605 case STORE_NAME: op = STORE_GLOBAL; break;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
606 case DELETE_NAME: op = DELETE_GLOBAL; break;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
607 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
608 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
609 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
610 com_addoparg(c, op, i);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
611 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
612
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
613 static void
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
614 com_addopname(c, op, n)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
615 struct compiling *c;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
616 int op;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
617 node *n;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
618 {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
619 char *name;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
620 char buffer[1000];
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
621 /* 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
622 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
623 bothered right now */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
624 if (TYPE(n) == STAR)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
625 name = "*";
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
626 else if (TYPE(n) == dotted_name) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
627 char *p = buffer;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
628 int i;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
629 name = buffer;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
630 for (i = 0; i < NCH(n); i += 2) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
631 char *s = STR(CHILD(n, i));
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
632 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
633 com_error(c, MemoryError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
634 "dotted_name too long");
2367
915fabec64a3 fix typo (== for =) in assignment
Guido van Rossum <guido@python.org>
parents: 2310
diff changeset
635 name = NULL;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
636 break;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
637 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
638 if (p != buffer)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
639 *p++ = '.';
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
640 strcpy(p, s);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
641 p = strchr(p, '\0');
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
642 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
643 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
644 else {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
645 REQ(n, NAME);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
646 name = STR(n);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
647 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
648 com_addopnamestr(c, op, name);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
649 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
650
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
651 static object *
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
652 parsenumber(co, s)
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
653 struct compiling *co;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
654 char *s;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
655 {
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
656 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
657 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
658 extern double atof PROTO((const char *));
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
659 char *end;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
660 long x;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
661 #ifndef WITHOUT_COMPLEX
3766
516490c8192c Py_complex; and WITHOUT_COMPLEX added to getargs.c
Guido van Rossum <guido@python.org>
parents: 3366
diff changeset
662 Py_complex c;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
663 int imflag;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
664 #endif
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
665
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
666 errno = 0;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
667 end = s + strlen(s) - 1;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
668 #ifndef WITHOUT_COMPLEX
3366
c25865884649 only use 'j' for imaginary constants
Guido van Rossum <guido@python.org>
parents: 3349
diff changeset
669 imflag = *end == 'j' || *end == 'J';
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
670 #endif
744
834dd4a77ee2 fix what lint found
Guido van Rossum <guido@python.org>
parents: 703
diff changeset
671 if (*end == 'l' || *end == 'L')
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
672 return long_scan(s, 0);
617
755bb8efcc2d Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents: 584
diff changeset
673 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
674 x = (long) mystrtoul(s, &end, 0);
617
755bb8efcc2d Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents: 584
diff changeset
675 else
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
676 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
677 if (*end == '\0') {
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
678 if (errno != 0) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
679 com_error(co, OverflowError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
680 "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
681 return NULL;
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
682 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
683 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
684 }
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
685 /* XXX Huge floats may silently fail */
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
686 #ifndef WITHOUT_COMPLEX
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
687 if (imflag) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
688 c.real = 0.;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
689 c.imag = atof(s);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
690 return newcomplexobject(c);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
691 }
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
692 else
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
693 #endif
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
694 return newfloatobject(atof(s));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
695 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
696
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
697 static object *
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
698 parsestr(s)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
699 char *s;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
700 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
701 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
702 int len;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
703 char *buf;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
704 char *p;
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
705 char *end;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
706 int c;
1364
132602d854d8 Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents: 1354
diff changeset
707 int quote = *s;
132602d854d8 Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents: 1354
diff changeset
708 if (quote != '\'' && quote != '\"') {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
709 err_badcall();
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
710 return NULL;
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 s++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
713 len = strlen(s);
1364
132602d854d8 Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents: 1354
diff changeset
714 if (s[--len] != quote) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
715 err_badcall();
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
716 return NULL;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
717 }
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
718 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
719 s += 2;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
720 len -= 2;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
721 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
722 err_badcall();
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
723 return NULL;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
724 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
725 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
726 if (strchr(s, '\\') == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
727 return newsizedstringobject(s, len);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
728 v = newsizedstringobject((char *)NULL, len);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
729 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
730 end = s + len;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
731 while (s < end) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
732 if (*s != '\\') {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
733 *p++ = *s++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
734 continue;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
735 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
736 s++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
737 switch (*s++) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
738 /* 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
739 case '\n': break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
740 case '\\': *p++ = '\\'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
741 case '\'': *p++ = '\''; break;
1364
132602d854d8 Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents: 1354
diff changeset
742 case '\"': *p++ = '\"'; break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
743 case 'b': *p++ = '\b'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
744 case 'f': *p++ = '\014'; break; /* FF */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
745 case 't': *p++ = '\t'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
746 case 'n': *p++ = '\n'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
747 case 'r': *p++ = '\r'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
748 case 'v': *p++ = '\013'; break; /* VT */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
749 case 'a': *p++ = '\007'; break; /* BEL, not classic C */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
750 case '0': case '1': case '2': case '3':
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
751 case '4': case '5': case '6': case '7':
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
752 c = s[-1] - '0';
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
753 if ('0' <= *s && *s <= '7') {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
754 c = (c<<3) + *s++ - '0';
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
755 if ('0' <= *s && *s <= '7')
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
756 c = (c<<3) + *s++ - '0';
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
757 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
758 *p++ = c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
759 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
760 case 'x':
2310
07913fb8f92f use Py_CHARMASK
Guido van Rossum <guido@python.org>
parents: 2241
diff changeset
761 if (isxdigit(Py_CHARMASK(*s))) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
762 sscanf(s, "%x", &c);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
763 *p++ = c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
764 do {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
765 s++;
2310
07913fb8f92f use Py_CHARMASK
Guido van Rossum <guido@python.org>
parents: 2241
diff changeset
766 } while (isxdigit(Py_CHARMASK(*s)));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
767 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
768 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
769 /* FALLTHROUGH */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
770 default: *p++ = '\\'; *p++ = s[-1]; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
771 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
772 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
773 resizestring(&v, (int)(p - buf));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
774 return v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
775 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
776
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
777 static object *
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
778 parsestrplus(n)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
779 node *n;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
780 {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
781 object *v;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
782 int i;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
783 REQ(CHILD(n, 0), STRING);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
784 if ((v = parsestr(STR(CHILD(n, 0)))) != NULL) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
785 /* String literal concatenation */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
786 for (i = 1; i < NCH(n) && v != NULL; i++) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
787 joinstring_decref(&v, parsestr(STR(CHILD(n, i))));
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
788 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
789 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
790 return v;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
791 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
792
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
793 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
794 com_list_constructor(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
795 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
796 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
797 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
798 int len;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
799 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
800 if (TYPE(n) != testlist)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
801 REQ(n, exprlist);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
802 /* exprlist: expr (',' expr)* [',']; likewise for testlist */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
803 len = (NCH(n) + 1) / 2;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
804 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
805 com_node(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
806 com_addoparg(c, BUILD_LIST, len);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
807 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
808
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
809 static void
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
810 com_dictmaker(c, n)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
811 struct compiling *c;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
812 node *n;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
813 {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
814 int i;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
815 /* dictmaker: test ':' test (',' test ':' value)* [','] */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
816 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
817 /* 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
818 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
819 com_addbyte(c, DUP_TOP);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
820 com_node(c, CHILD(n, i+2)); /* value */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
821 com_addbyte(c, ROT_TWO);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
822 com_node(c, CHILD(n, i)); /* key */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
823 com_addbyte(c, STORE_SUBSCR);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
824 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
825 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
826
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
827 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
828 com_atom(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
829 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
830 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
831 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
832 node *ch;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
833 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
834 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
835 REQ(n, atom);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
836 ch = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
837 switch (TYPE(ch)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
838 case LPAR:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
839 if (TYPE(CHILD(n, 1)) == RPAR)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
840 com_addoparg(c, BUILD_TUPLE, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
841 else
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
842 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
843 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
844 case LSQB:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
845 if (TYPE(CHILD(n, 1)) == RSQB)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
846 com_addoparg(c, BUILD_LIST, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
847 else
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
848 com_list_constructor(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
849 break;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
850 case LBRACE: /* '{' [dictmaker] '}' */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
851 com_addoparg(c, BUILD_MAP, 0);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
852 if (TYPE(CHILD(n, 1)) != RBRACE)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
853 com_dictmaker(c, CHILD(n, 1));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
854 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
855 case BACKQUOTE:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
856 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
857 com_addbyte(c, UNARY_CONVERT);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
858 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
859 case NUMBER:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
860 if ((v = parsenumber(c, STR(ch))) == NULL) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
861 i = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
862 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
863 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
864 i = com_addconst(c, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
865 DECREF(v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
866 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
867 com_addoparg(c, LOAD_CONST, i);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
868 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
869 case STRING:
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
870 v = parsestrplus(n);
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
871 if (v == NULL) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
872 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
873 i = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
874 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
875 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
876 i = com_addconst(c, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
877 DECREF(v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
878 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
879 com_addoparg(c, LOAD_CONST, i);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
880 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
881 case NAME:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
882 com_addopname(c, LOAD_NAME, ch);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
883 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
884 default:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
885 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
886 com_error(c, SystemError, "com_atom: unexpected node type");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
887 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
888 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
889
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
890 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
891 com_slice(c, n, op)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
892 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
893 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
894 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
895 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
896 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
897 com_addbyte(c, op);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
898 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
899 else if (NCH(n) == 2) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
900 if (TYPE(CHILD(n, 0)) != COLON) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
901 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
902 com_addbyte(c, op+1);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
903 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
904 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
905 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
906 com_addbyte(c, op+2);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
907 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
908 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
909 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
910 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
911 com_node(c, CHILD(n, 2));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
912 com_addbyte(c, op+3);
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
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
916 static int
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
917 com_argument(c, n, inkeywords)
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
918 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
919 node *n; /* argument */
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
920 int inkeywords;
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
921 {
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
922 node *m;
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
923 REQ(n, argument); /* [test '='] test; really [ keyword '='] keyword */
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
924 if (NCH(n) == 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
925 if (inkeywords) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
926 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
927 "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
928 }
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
929 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
930 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
931 }
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
932 return 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
933 }
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
934 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
935 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
936 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
937 } 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
938 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
939 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
940 }
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
941 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
942 object *v = newstringobject(STR(m));
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
943 if (v == NULL)
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
944 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
945 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
946 com_addoparg(c, LOAD_CONST, com_addconst(c, 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
947 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
948 }
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
949 }
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
950 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
951 return 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
952 }
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
953
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
954 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
955 com_call_function(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
956 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
957 node *n; /* EITHER arglist OR ')' */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
958 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
959 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
960 com_addoparg(c, CALL_FUNCTION, 0);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
961 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
962 else {
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
963 int inkeywords, i, na, 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
964 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
965 inkeywords = 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
966 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
967 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
968 for (i = 0; i < NCH(n); i += 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
969 inkeywords = com_argument(c, CHILD(n, i), inkeywords);
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
970 if (!inkeywords)
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
971 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
972 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
973 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
974 }
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
975 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
976 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
977 }
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
978 com_addoparg(c, CALL_FUNCTION, na | (nk << 8));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
979 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
980 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
981
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
982 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
983 com_select_member(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
984 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
985 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
986 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
987 com_addopname(c, LOAD_ATTR, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
988 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
989
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
990 static void
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
991 com_sliceobj(c, n)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
992 struct compiling *c;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
993 node *n;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
994 {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
995 int i=0;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
996 int ns=2; /* number of slice arguments */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
997 node *ch;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
998
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
999 /* first argument */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1000 if (TYPE(CHILD(n,i)) == COLON) {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1001 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1002 i++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1003 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1004 else {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1005 com_node(c, CHILD(n,i));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1006 i++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1007 REQ(CHILD(n,i),COLON);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1008 i++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1009 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1010 /* second argument */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1011 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
1012 com_node(c, CHILD(n,i));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1013 i++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1014 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1015 else com_addoparg(c, LOAD_CONST, com_addconst(c, None));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1016 /* remaining arguments */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1017 for (; i < NCH(n); i++) {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1018 ns++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1019 ch=CHILD(n,i);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1020 REQ(ch, sliceop);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1021 if (NCH(ch) == 1) {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1022 /* right argument of ':' missing */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1023 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1024 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1025 else
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1026 com_node(c, CHILD(ch,1));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1027 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1028 com_addoparg(c, BUILD_SLICE, ns);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1029 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1030
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1031 static void
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1032 com_subscript(c, n)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1033 struct compiling *c;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1034 node *n;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1035 {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1036 node *ch;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1037 REQ(n, subscript);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1038 ch = CHILD(n,0);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1039 /* check for rubber index */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1040 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
1041 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_Ellipsis));
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1042 else {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1043 /* check for slice */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1044 if ((TYPE(ch) == COLON || NCH(n) > 1))
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1045 com_sliceobj(c, n);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1046 else {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1047 REQ(ch, test);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1048 com_node(c, ch);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1049 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1050 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1051 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1052
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1053 static void
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1054 com_subscriptlist(c, n, assigning)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1055 struct compiling *c;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1056 node *n;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1057 int assigning;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1058 {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1059 int i, op;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1060 REQ(n, subscriptlist);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1061 /* 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
1062 if (NCH(n) == 1) {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1063 node *sub = CHILD(n, 0); /* subscript */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1064 /* Make it is a simple slice.
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1065 should have exactly one colon. */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1066 if ((TYPE(CHILD(sub, 0)) == COLON
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1067 || (NCH(sub) > 1 && TYPE(CHILD(sub, 1)) == COLON))
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1068 && (TYPE(CHILD(sub,NCH(sub)-1)) != sliceop)) {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1069 if (assigning == OP_APPLY)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1070 op = SLICE;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1071 else
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1072 op = ((assigning == OP_ASSIGN) ? STORE_SLICE : DELETE_SLICE);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1073 com_slice(c, sub, op);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1074 return;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1075 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1076 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1077 /* Else normal subscriptlist. Compile each subscript. */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1078 for (i = 0; i < NCH(n); i += 2)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1079 com_subscript(c, CHILD(n, i));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1080 /* Put multiple subscripts into a tuple */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1081 if (NCH(n) > 1)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1082 com_addoparg(c, BUILD_TUPLE, (NCH(n)+1) / 2);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1083 if (assigning == OP_APPLY)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1084 op = BINARY_SUBSCR;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1085 else
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1086 op = ((assigning == OP_ASSIGN) ? STORE_SUBSCR : DELETE_SUBSCR);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1087 com_addbyte(c, op);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1088 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1089
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1090 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1091 com_apply_trailer(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1092 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1093 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1094 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1095 REQ(n, trailer);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1096 switch (TYPE(CHILD(n, 0))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1097 case LPAR:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1098 com_call_function(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1099 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1100 case DOT:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1101 com_select_member(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1102 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1103 case LSQB:
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1104 com_subscriptlist(c, CHILD(n, 1), OP_APPLY);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1105 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1106 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1107 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1108 "com_apply_trailer: unknown trailer type");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1109 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1110 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1111
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1112 static void
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1113 com_power(c, n)
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1114 struct compiling *c;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1115 node *n;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1116 {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1117 int i;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1118 REQ(n, power);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1119 com_atom(c, CHILD(n, 0));
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1120 for (i = 1; i < NCH(n); i++) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1121 if (TYPE(CHILD(n, i)) == DOUBLESTAR) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1122 com_factor(c, CHILD(n, i+1));
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1123 com_addbyte(c, BINARY_POWER);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1124 break;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1125 }
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1126 else
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1127 com_apply_trailer(c, CHILD(n, i));
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1128 }
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1129 }
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1130
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1131 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1132 com_factor(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1133 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1134 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1135 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1136 REQ(n, factor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1137 if (TYPE(CHILD(n, 0)) == PLUS) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1138 com_factor(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1139 com_addbyte(c, UNARY_POSITIVE);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1140 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1141 else if (TYPE(CHILD(n, 0)) == MINUS) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1142 com_factor(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1143 com_addbyte(c, UNARY_NEGATIVE);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1144 }
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1145 else if (TYPE(CHILD(n, 0)) == TILDE) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1146 com_factor(c, CHILD(n, 1));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1147 com_addbyte(c, UNARY_INVERT);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1148 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1149 else {
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1150 com_power(c, CHILD(n, 0));
69
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 }
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 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1155 com_term(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1156 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1157 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1158 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1159 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1160 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1161 REQ(n, term);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1162 com_factor(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1163 for (i = 2; i < NCH(n); i += 2) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1164 com_factor(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1165 switch (TYPE(CHILD(n, i-1))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1166 case STAR:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1167 op = BINARY_MULTIPLY;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1168 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1169 case SLASH:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1170 op = BINARY_DIVIDE;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1171 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1172 case PERCENT:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1173 op = BINARY_MODULO;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1174 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1175 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1176 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1177 "com_term: operator not *, / or %");
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1178 op = 255;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1179 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1180 com_addbyte(c, op);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1181 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1182 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1183
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1184 static void
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1185 com_arith_expr(c, n)
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1186 struct compiling *c;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1187 node *n;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1188 {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1189 int i;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1190 int op;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1191 REQ(n, arith_expr);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1192 com_term(c, CHILD(n, 0));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1193 for (i = 2; i < NCH(n); i += 2) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1194 com_term(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1195 switch (TYPE(CHILD(n, i-1))) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1196 case PLUS:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1197 op = BINARY_ADD;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1198 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1199 case MINUS:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1200 op = BINARY_SUBTRACT;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1201 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1202 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1203 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1204 "com_arith_expr: operator not + or -");
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1205 op = 255;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1206 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1207 com_addbyte(c, op);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1208 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1209 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1210
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1211 static void
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1212 com_shift_expr(c, n)
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1213 struct compiling *c;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1214 node *n;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1215 {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1216 int i;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1217 int op;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1218 REQ(n, shift_expr);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1219 com_arith_expr(c, CHILD(n, 0));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1220 for (i = 2; i < NCH(n); i += 2) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1221 com_arith_expr(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1222 switch (TYPE(CHILD(n, i-1))) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1223 case LEFTSHIFT:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1224 op = BINARY_LSHIFT;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1225 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1226 case RIGHTSHIFT:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1227 op = BINARY_RSHIFT;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1228 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1229 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1230 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1231 "com_shift_expr: operator not << or >>");
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1232 op = 255;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1233 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1234 com_addbyte(c, op);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1235 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1236 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1237
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1238 static void
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1239 com_and_expr(c, n)
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1240 struct compiling *c;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1241 node *n;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1242 {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1243 int i;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1244 int op;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1245 REQ(n, and_expr);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1246 com_shift_expr(c, CHILD(n, 0));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1247 for (i = 2; i < NCH(n); i += 2) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1248 com_shift_expr(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1249 if (TYPE(CHILD(n, i-1)) == AMPER) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1250 op = BINARY_AND;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1251 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1252 else {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1253 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1254 "com_and_expr: operator not &");
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1255 op = 255;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1256 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1257 com_addbyte(c, op);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1258 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1259 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1260
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1261 static void
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1262 com_xor_expr(c, n)
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1263 struct compiling *c;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1264 node *n;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1265 {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1266 int i;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1267 int op;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1268 REQ(n, xor_expr);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1269 com_and_expr(c, CHILD(n, 0));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1270 for (i = 2; i < NCH(n); i += 2) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1271 com_and_expr(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1272 if (TYPE(CHILD(n, i-1)) == CIRCUMFLEX) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1273 op = BINARY_XOR;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1274 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1275 else {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1276 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1277 "com_xor_expr: operator not ^");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1278 op = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1279 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1280 com_addbyte(c, op);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1281 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1282 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1283
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1284 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1285 com_expr(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1286 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1287 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1288 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1289 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1290 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1291 REQ(n, expr);
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1292 com_xor_expr(c, CHILD(n, 0));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1293 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
1294 com_xor_expr(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1295 if (TYPE(CHILD(n, i-1)) == VBAR) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1296 op = BINARY_OR;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1297 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1298 else {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1299 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1300 "com_expr: expr operator not |");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1301 op = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1302 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1303 com_addbyte(c, op);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1304 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1305 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1306
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1307 static enum cmp_op
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1308 cmp_type(n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1309 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1310 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1311 REQ(n, comp_op);
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1312 /* comp_op: '<' | '>' | '=' | '>=' | '<=' | '<>' | '!=' | '=='
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1313 | 'in' | 'not' 'in' | 'is' | 'is' not' */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1314 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1315 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1316 switch (TYPE(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1317 case LESS: return LT;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1318 case GREATER: return GT;
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1319 case EQEQUAL: /* == */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1320 case EQUAL: return EQ;
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1321 case LESSEQUAL: return LE;
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1322 case GREATEREQUAL: return GE;
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1323 case NOTEQUAL: return NE; /* <> or != */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1324 case NAME: if (strcmp(STR(n), "in") == 0) return IN;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1325 if (strcmp(STR(n), "is") == 0) return IS;
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 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1328 else if (NCH(n) == 2) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1329 switch (TYPE(CHILD(n, 0))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1330 case NAME: if (strcmp(STR(CHILD(n, 1)), "in") == 0)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1331 return NOT_IN;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1332 if (strcmp(STR(CHILD(n, 0)), "is") == 0)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1333 return IS_NOT;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1334 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1335 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1336 return BAD;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1337 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1338
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1339 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1340 com_comparison(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1341 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1342 node *n;
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 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1345 enum cmp_op op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1346 int anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1347 REQ(n, comparison); /* comparison: expr (comp_op expr)* */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1348 com_expr(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1349 if (NCH(n) == 1)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1350 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1351
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1352 /****************************************************************
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1353 The following code is generated for all but the last
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1354 comparison in a chain:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1355
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1356 label: on stack: opcode: jump to:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1357
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1358 a <code to load b>
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1359 a, b DUP_TOP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1360 a, b, b ROT_THREE
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1361 b, a, b COMPARE_OP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1362 b, 0-or-1 JUMP_IF_FALSE L1
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1363 b, 1 POP_TOP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1364 b
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1365
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1366 We are now ready to repeat this sequence for the next
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1367 comparison in the chain.
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1368
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1369 For the last we generate:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1370
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1371 b <code to load c>
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1372 b, c COMPARE_OP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1373 0-or-1
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1374
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1375 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
1376 comparison), we generate:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1377
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1378 0-or-1 JUMP_FORWARD L2
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1379 L1: b, 0 ROT_TWO
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1380 0, b POP_TOP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1381 0
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1382 L2:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1383 ****************************************************************/
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1384
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1385 anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1386
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1387 for (i = 2; i < NCH(n); i += 2) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1388 com_expr(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1389 if (i+2 < NCH(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1390 com_addbyte(c, DUP_TOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1391 com_addbyte(c, ROT_THREE);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1392 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1393 op = cmp_type(CHILD(n, i-1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1394 if (op == BAD) {
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_comparison: unknown comparison op");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1397 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1398 com_addoparg(c, COMPARE_OP, op);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1399 if (i+2 < NCH(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1400 com_addfwref(c, JUMP_IF_FALSE, &anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1401 com_addbyte(c, POP_TOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1402 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1403 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1404
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1405 if (anchor) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1406 int anchor2 = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1407 com_addfwref(c, JUMP_FORWARD, &anchor2);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1408 com_backpatch(c, anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1409 com_addbyte(c, ROT_TWO);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1410 com_addbyte(c, POP_TOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1411 com_backpatch(c, anchor2);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1412 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1413 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1414
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1415 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1416 com_not_test(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1417 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1418 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1419 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1420 REQ(n, not_test); /* 'not' not_test | comparison */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1421 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1422 com_comparison(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1423 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1424 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1425 com_not_test(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1426 com_addbyte(c, UNARY_NOT);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1427 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1428 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1429
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1430 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1431 com_and_test(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1432 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1433 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1434 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1435 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1436 int anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1437 REQ(n, and_test); /* not_test ('and' not_test)* */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1438 anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1439 i = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1440 for (;;) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1441 com_not_test(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1442 if ((i += 2) >= NCH(n))
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1443 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1444 com_addfwref(c, JUMP_IF_FALSE, &anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1445 com_addbyte(c, POP_TOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1446 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1447 if (anchor)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1448 com_backpatch(c, anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1449 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1450
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1451 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1452 com_test(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1453 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1454 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1455 {
1417
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1456 REQ(n, test); /* and_test ('and' and_test)* | lambdef */
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1457 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
1458 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
1459 int i;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1460 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
1461 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
1462 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
1463 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
1464 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
1465 }
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1466 else {
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1467 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
1468 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
1469 }
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1470 com_addoparg(c, LOAD_CONST, i);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1471 com_addoparg(c, MAKE_FUNCTION, ndefs);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1472 }
1417
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1473 else {
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1474 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
1475 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
1476 for (;;) {
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1477 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
1478 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
1479 break;
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1480 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
1481 com_addbyte(c, POP_TOP);
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1482 }
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1483 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
1484 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
1485 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1486 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1487
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1488 static void
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
1489 com_list(c, n, toplevel)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1490 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1491 node *n;
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
1492 int toplevel; /* If nonzero, *always* build a tuple */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1493 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1494 /* exprlist: expr (',' expr)* [',']; likewise for testlist */
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
1495 if (NCH(n) == 1 && !toplevel) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1496 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1497 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1498 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1499 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1500 int len;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1501 len = (NCH(n) + 1) / 2;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1502 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1503 com_node(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1504 com_addoparg(c, BUILD_TUPLE, len);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1505 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1506 }
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
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1509 /* Begin of assignment compilation */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1510
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1511 static void com_assign_name PROTO((struct compiling *, node *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1512 static void com_assign PROTO((struct compiling *, node *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1513
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1514 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1515 com_assign_attr(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1516 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1517 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1518 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1519 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1520 com_addopname(c, assigning ? STORE_ATTR : DELETE_ATTR, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1521 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1522
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1523 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1524 com_assign_trailer(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1525 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1526 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1527 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1528 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1529 REQ(n, trailer);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1530 switch (TYPE(CHILD(n, 0))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1531 case LPAR: /* '(' [exprlist] ')' */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1532 com_error(c, SyntaxError, "can't assign to function call");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1533 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1534 case DOT: /* '.' NAME */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1535 com_assign_attr(c, CHILD(n, 1), assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1536 break;
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1537 case LSQB: /* '[' subscriptlist ']' */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1538 com_subscriptlist(c, CHILD(n, 1), assigning);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1539 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1540 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1541 com_error(c, SystemError, "unknown trailer type");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1542 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1543 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1544
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1545 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1546 com_assign_tuple(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1547 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1548 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1549 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1550 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1551 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1552 if (TYPE(n) != testlist)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1553 REQ(n, exprlist);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1554 if (assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1555 com_addoparg(c, UNPACK_TUPLE, (NCH(n)+1)/2);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1556 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1557 com_assign(c, CHILD(n, i), assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1558 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1559
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1560 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1561 com_assign_list(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1562 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1563 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1564 int assigning;
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 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1567 if (assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1568 com_addoparg(c, UNPACK_LIST, (NCH(n)+1)/2);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1569 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1570 com_assign(c, CHILD(n, i), assigning);
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
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1573 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1574 com_assign_name(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1575 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1576 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1577 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1578 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1579 REQ(n, NAME);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1580 com_addopname(c, assigning ? STORE_NAME : DELETE_NAME, n);
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
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1583 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1584 com_assign(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1585 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1586 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1587 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1588 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1589 /* Loop to avoid trivial recursion */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1590 for (;;) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1591 switch (TYPE(n)) {
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1592
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1593 case exprlist:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1594 case testlist:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1595 if (NCH(n) > 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1596 com_assign_tuple(c, n, assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1597 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1598 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1599 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1600 break;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1601
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1602 case test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1603 case and_test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1604 case not_test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1605 case comparison:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1606 case expr:
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1607 case xor_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1608 case and_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1609 case shift_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1610 case arith_expr:
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1611 case term:
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1612 case factor:
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1613 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
1614 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1615 "can't assign to operator");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1616 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1617 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1618 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1619 break;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1620
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1621 case power: /* atom trailer* ('**' power)* */
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1622 /* ('+'|'-'|'~') factor | atom trailer* */
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1623 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
1624 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1625 "can't assign to operator");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1626 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1627 }
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1628 if (NCH(n) > 1) { /* trailer or exponent present */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1629 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1630 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1631 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
1632 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
1633 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1634 "can't assign to operator");
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1635 return;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1636 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1637 com_apply_trailer(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1638 } /* NB i is still alive */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1639 com_assign_trailer(c,
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1640 CHILD(n, i), assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1641 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1642 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1643 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1644 break;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1645
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1646 case atom:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1647 switch (TYPE(CHILD(n, 0))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1648 case LPAR:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1649 n = CHILD(n, 1);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1650 if (TYPE(n) == RPAR) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1651 /* XXX Should allow () = () ??? */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1652 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1653 "can't assign to ()");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1654 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1655 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1656 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1657 case LSQB:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1658 n = CHILD(n, 1);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1659 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
1660 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1661 "can't assign to []");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1662 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1663 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1664 com_assign_list(c, n, assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1665 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1666 case NAME:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1667 com_assign_name(c, CHILD(n, 0), assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1668 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1669 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1670 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1671 "can't assign to literal");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1672 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1673 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1674 break;
3963
00722990b80c Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents: 3839
diff changeset
1675
00722990b80c Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents: 3839
diff changeset
1676 case lambdef:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1677 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
1678 return;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1679
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1680 default:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1681 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
1682 com_error(c, SystemError, "com_assign: bad node");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1683 return;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1684
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1685 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1686 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1687 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1688
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1689 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1690 com_expr_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1691 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1692 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1693 {
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1694 REQ(n, expr_stmt); /* testlist ('=' testlist)* */
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1695 com_node(c, CHILD(n, NCH(n)-1));
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1696 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
1697 if (c->c_interactive)
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
1698 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
1699 else
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
1700 com_addbyte(c, POP_TOP);
69
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;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1704 for (i = 0; i < NCH(n)-2; i+=2) {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1705 if (i+2 < NCH(n)-2)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1706 com_addbyte(c, DUP_TOP);
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1707 com_assign(c, CHILD(n, i), OP_ASSIGN);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1708 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1709 }
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 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1713 com_print_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1714 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1715 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1716 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1717 int i;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1718 REQ(n, print_stmt); /* 'print' (test ',')* [test] */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1719 for (i = 1; i < NCH(n); i += 2) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1720 com_node(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1721 com_addbyte(c, PRINT_ITEM);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1722 }
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1723 if (TYPE(CHILD(n, NCH(n)-1)) != COMMA)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1724 com_addbyte(c, PRINT_NEWLINE);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1725 /* XXX Alternatively, LOAD_CONST '\n' and then PRINT_ITEM */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1726 }
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 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1729 com_return_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1730 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1731 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1732 {
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1733 REQ(n, return_stmt); /* 'return' [testlist] */
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
1734 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
1735 com_error(c, SyntaxError, "'return' outside function");
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
1736 }
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1737 if (NCH(n) < 2)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1738 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1739 else
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1740 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1741 com_addbyte(c, RETURN_VALUE);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1742 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1743
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1744 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1745 com_raise_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1746 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1747 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1748 {
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
1749 REQ(n, raise_stmt); /* 'raise' test [',' test [',' test]] */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1750 com_node(c, CHILD(n, 1));
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1751 if (NCH(n) > 3) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1752 com_node(c, CHILD(n, 3));
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1753 if (NCH(n) > 5)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1754 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
1755 }
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1756 com_addoparg(c, RAISE_VARARGS, NCH(n)/2);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1757 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1758
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1759 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1760 com_import_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1761 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1762 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1763 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1764 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1765 REQ(n, import_stmt);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1766 /* 'import' dotted_name (',' dotted_name)* |
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1767 'from' dotted_name 'import' ('*' | NAME (',' NAME)*) */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1768 if (STR(CHILD(n, 0))[0] == 'f') {
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1769 /* 'from' dotted_name 'import' ... */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1770 REQ(CHILD(n, 1), dotted_name);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1771 com_addopname(c, IMPORT_NAME, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1772 for (i = 3; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1773 com_addopname(c, IMPORT_FROM, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1774 com_addbyte(c, POP_TOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1775 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1776 else {
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1777 /* 'import' ... */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1778 for (i = 1; i < NCH(n); i += 2) {
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1779 REQ(CHILD(n, i), dotted_name);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1780 com_addopname(c, IMPORT_NAME, CHILD(n, i));
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1781 com_addopname(c, STORE_NAME, CHILD(CHILD(n, i), 0));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1782 }
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
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1786 static void
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1787 com_global_stmt(c, n)
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1788 struct compiling *c;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1789 node *n;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1790 {
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1791 int i;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1792 REQ(n, global_stmt);
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1793 /* 'global' NAME (',' NAME)* */
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1794 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
1795 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
1796 #ifdef PRIVATE_NAME_MANGLING
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
1797 char buffer[256];
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
1798 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
1799 c->c_private != NULL &&
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
1800 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
1801 s = buffer;
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
1802 #endif
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1803 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
1804 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
1805 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1806 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
1807 c->c_errors++;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1808 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1809 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1810
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1811 static int
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1812 com_newlocal_o(c, nameval)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1813 struct compiling *c;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1814 object *nameval;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1815 {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1816 int i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1817 object *ival;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1818 if (getlistsize(c->c_varnames) != c->c_nlocals) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1819 /* 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
1820 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
1821 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
1822 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1823 return 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1824 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1825 ival = newintobject(i = c->c_nlocals++);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1826 if (ival == NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1827 c->c_errors++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1828 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
1829 c->c_errors++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1830 else if (addlistitem(c->c_varnames, nameval) != 0)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1831 c->c_errors++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1832 XDECREF(ival);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1833 return i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1834 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1835
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1836 static int
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1837 com_addlocal_o(c, nameval)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1838 struct compiling *c;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1839 object *nameval;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1840 {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1841 object *ival = mappinglookup(c->c_locals, nameval);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1842 if (ival != NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1843 return getintvalue(ival);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1844 return com_newlocal_o(c, nameval);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1845 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1846
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1847 static int
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1848 com_newlocal(c, name)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1849 struct compiling *c;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1850 char *name;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1851 {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1852 object *nameval = newstringobject(name);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1853 int i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1854 if (nameval == NULL) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1855 c->c_errors++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1856 return 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1857 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1858 i = com_newlocal_o(c, nameval);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1859 DECREF(nameval);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1860 return i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1861 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1862
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1863 #define strequ(a, b) (strcmp((a), (b)) == 0)
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1864
4003
138fa15a1032 Disable support for access statement
Guido van Rossum <guido@python.org>
parents: 3963
diff changeset
1865 #ifdef SUPPORT_OBSOLETE_ACCESS
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1866 static void
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1867 com_access_stmt(c, n)
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1868 struct compiling *c;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1869 node *n;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1870 {
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1871 int i, j, k, mode, imode;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1872 object *vmode;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1873 REQ(n, access_stmt);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1874 /* 'access' NAME (',' NAME)* ':' accesstype (',' accesstype)*
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1875 accesstype: NAME+ */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1876
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1877 /* Find where the colon is */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1878 i = 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1879 while (TYPE(CHILD(n,i-1)) != COLON)
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1880 i += 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1881
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1882 /* Calculate the mode mask */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1883 mode = 0;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1884 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
1885 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
1886 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
1887 if (strequ(STR(CHILD(CHILD(n,j),k)), "public"))
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1888 p = 0;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1889 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
1890 p = 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1891 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
1892 p = 2;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1893 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
1894 r = 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1895 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
1896 w = 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1897 else /* XXX should make this an exception */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1898 fprintf(stderr, "bad access type %s\n",
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1899 STR(CHILD(CHILD(n,j),k)));
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1900 }
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1901 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
1902 r = w = 1;
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1903 if (p == 0) {
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1904 if (r == 1) mode |= AC_R_PUBLIC;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1905 if (w == 1) mode |= AC_W_PUBLIC;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1906 } else if (p == 1) {
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1907 if (r == 1) mode |= AC_R_PROTECTED;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1908 if (w == 1) mode |= AC_W_PROTECTED;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1909 } else {
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1910 if (r == 1) mode |= AC_R_PRIVATE;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1911 if (w == 1) mode |= AC_W_PRIVATE;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1912 }
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1913 }
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1914 vmode = newintobject((long)mode);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1915 imode = com_addconst(c, vmode);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1916 XDECREF(vmode);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1917 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
1918 com_addoparg(c, LOAD_CONST, imode);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1919 com_addopname(c, ACCESS_MODE, CHILD(n, i));
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1920 }
4003
138fa15a1032 Disable support for access statement
Guido van Rossum <guido@python.org>
parents: 3963
diff changeset
1921 }
3166
938c433c876a disable code generation for access statement
Guido van Rossum <guido@python.org>
parents: 3139
diff changeset
1922 #endif
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
1923
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1924 static void
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1925 com_exec_stmt(c, n)
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1926 struct compiling *c;
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1927 node *n;
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1928 {
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1929 REQ(n, exec_stmt);
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1930 /* 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
1931 com_node(c, CHILD(n, 1));
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1932 if (NCH(n) >= 4)
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1933 com_node(c, CHILD(n, 3));
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1934 else
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1935 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1936 if (NCH(n) >= 6)
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1937 com_node(c, CHILD(n, 5));
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1938 else
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1939 com_addbyte(c, DUP_TOP);
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1940 com_addbyte(c, EXEC_STMT);
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1941 }
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1942
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1943 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1944 com_if_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1945 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1946 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1947 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1948 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1949 int anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1950 REQ(n, if_stmt);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1951 /*'if' test ':' suite ('elif' test ':' suite)* ['else' ':' suite] */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1952 for (i = 0; i+3 < NCH(n); i+=4) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1953 int a = 0;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
1954 node *ch = CHILD(n, i+1);
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
1955 if (i > 0)
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
1956 com_addoparg(c, SET_LINENO, ch->n_lineno);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1957 com_node(c, CHILD(n, i+1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1958 com_addfwref(c, JUMP_IF_FALSE, &a);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1959 com_addbyte(c, POP_TOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1960 com_node(c, CHILD(n, i+3));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1961 com_addfwref(c, JUMP_FORWARD, &anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1962 com_backpatch(c, a);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1963 com_addbyte(c, POP_TOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1964 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1965 if (i+2 < NCH(n))
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1966 com_node(c, CHILD(n, i+2));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1967 com_backpatch(c, anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1968 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1969
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1970 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1971 com_while_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1972 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1973 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1974 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1975 int break_anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1976 int anchor = 0;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1977 int save_begin = c->c_begin;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1978 REQ(n, while_stmt); /* 'while' test ':' suite ['else' ':' suite] */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1979 com_addfwref(c, SETUP_LOOP, &break_anchor);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1980 block_push(c, SETUP_LOOP);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1981 c->c_begin = c->c_nexti;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
1982 com_addoparg(c, SET_LINENO, n->n_lineno);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1983 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1984 com_addfwref(c, JUMP_IF_FALSE, &anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1985 com_addbyte(c, POP_TOP);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
1986 c->c_loops++;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1987 com_node(c, CHILD(n, 3));
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
1988 c->c_loops--;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1989 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1990 c->c_begin = save_begin;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1991 com_backpatch(c, anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1992 com_addbyte(c, POP_TOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1993 com_addbyte(c, POP_BLOCK);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1994 block_pop(c, SETUP_LOOP);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1995 if (NCH(n) > 4)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1996 com_node(c, CHILD(n, 6));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1997 com_backpatch(c, break_anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1998 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1999
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2000 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2001 com_for_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2002 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2003 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2004 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2005 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2006 int break_anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2007 int anchor = 0;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2008 int save_begin = c->c_begin;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2009 REQ(n, for_stmt);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2010 /* 'for' exprlist 'in' exprlist ':' suite ['else' ':' suite] */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2011 com_addfwref(c, SETUP_LOOP, &break_anchor);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2012 block_push(c, SETUP_LOOP);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2013 com_node(c, CHILD(n, 3));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2014 v = newintobject(0L);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2015 if (v == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2016 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2017 com_addoparg(c, LOAD_CONST, com_addconst(c, v));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2018 XDECREF(v);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2019 c->c_begin = c->c_nexti;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2020 com_addoparg(c, SET_LINENO, n->n_lineno);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2021 com_addfwref(c, FOR_LOOP, &anchor);
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
2022 com_assign(c, CHILD(n, 1), OP_ASSIGN);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2023 c->c_loops++;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2024 com_node(c, CHILD(n, 5));
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2025 c->c_loops--;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2026 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2027 c->c_begin = save_begin;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2028 com_backpatch(c, anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2029 com_addbyte(c, POP_BLOCK);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2030 block_pop(c, SETUP_LOOP);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2031 if (NCH(n) > 8)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2032 com_node(c, CHILD(n, 8));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2033 com_backpatch(c, break_anchor);
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
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2036 /* 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
2037
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2038 SETUP_FINALLY L
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2039 <code for S>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2040 POP_BLOCK
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2041 LOAD_CONST <nil>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2042 L: <code for Sf>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2043 END_FINALLY
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2044
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2045 The special instructions use the block stack. Each block
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2046 stack entry contains the instruction that created it (here
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2047 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
2048 block stack entry was created, and a label (here L).
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2049
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2050 SETUP_FINALLY:
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2051 Pushes the current value stack level and the label
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2052 onto the block stack.
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2053 POP_BLOCK:
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2054 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
2055 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
2056 block stack. (The label is ignored.)
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2057 END_FINALLY:
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2058 Pops a variable number of entries from the *value* stack
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2059 and re-raises the exception they specify. The number of
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2060 entries popped depends on the (pseudo) exception type.
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2061
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2062 The block stack is unwound when an exception is raised:
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2063 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
2064 onto the value stack (and the exception condition is cleared),
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2065 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
2066 stack.
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2067
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2068 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
2069 (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
2070 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
2071 associated value, and 'exc' the exception.)
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2072
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2073 Value stack Label Instruction Argument
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2074 [] SETUP_EXCEPT L1
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2075 [] <code for S>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2076 [] POP_BLOCK
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2077 [] JUMP_FORWARD L0
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2078
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2079 [tb, val, exc] L1: DUP )
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2080 [tb, val, exc, exc] <evaluate E1> )
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2081 [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
2082 [tb, val, exc, 1-or-0] JUMP_IF_FALSE L2 )
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2083 [tb, val, exc, 1] POP )
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2084 [tb, val, exc] POP
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2085 [tb, val] <assign to V1> (or POP if no V1)
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2086 [tb] POP
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2087 [] <code for S1>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2088 JUMP_FORWARD L0
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2089
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2090 [tb, val, exc, 0] L2: POP
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2091 [tb, val, exc] DUP
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2092 .............................etc.......................
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2093
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2094 [tb, val, exc, 0] Ln+1: POP
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2095 [tb, val, exc] END_FINALLY # re-raise exception
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2096
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2097 [] L0: <next statement>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2098
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2099 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
2100 */
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2101
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2102 static void
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2103 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
2104 struct compiling *c;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2105 node *n;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2106 {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2107 int except_anchor = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2108 int end_anchor = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2109 int else_anchor = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2110 int i;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2111 node *ch;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2112
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2113 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
2114 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
2115 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
2116 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
2117 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
2118 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
2119 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
2120 for (i = 3;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2121 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
2122 i += 3) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2123 /* except_clause: 'except' [expr [',' expr]] */
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2124 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
2125 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
2126 "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
2127 break;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2128 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2129 except_anchor = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2130 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
2131 if (NCH(ch) > 1) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2132 com_addbyte(c, DUP_TOP);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2133 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
2134 com_addoparg(c, COMPARE_OP, EXC_MATCH);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2135 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
2136 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
2137 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2138 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
2139 if (NCH(ch) > 3)
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
2140 com_assign(c, CHILD(ch, 3), OP_ASSIGN);
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2141 else
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2142 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
2143 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
2144 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
2145 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
2146 if (except_anchor) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2147 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
2148 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
2149 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2150 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2151 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
2152 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
2153 if (i < NCH(n))
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2154 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
2155 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
2156 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2157
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2158 static void
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2159 com_try_finally(c, n)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2160 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2161 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2162 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2163 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
2164 node *ch;
792
dc3b455f7632 Only * can be used for varargs argument lists
Guido van Rossum <guido@python.org>
parents: 744
diff changeset
2165
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2166 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
2167 block_push(c, SETUP_FINALLY);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2168 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
2169 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
2170 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
2171 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
2172 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2173 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
2174 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
2175 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
2176 com_node(c, ch);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2177 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
2178 block_pop(c, END_FINALLY);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2179 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2180
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2181 static void
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2182 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
2183 struct compiling *c;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2184 node *n;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2185 {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2186 REQ(n, try_stmt);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2187 /* '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
2188 | 'try' ':' suite 'finally' ':' suite */
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2189 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
2190 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
2191 else
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2192 com_try_except(c, n);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2193 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2194
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2195 static object *
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2196 get_docstring(n)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2197 node *n;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2198 {
2241
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2199 int i;
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2200
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2201 switch (TYPE(n)) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2202
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2203 case suite:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2204 if (NCH(n) == 1)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2205 return get_docstring(CHILD(n, 0));
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2206 else {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2207 for (i = 0; i < NCH(n); i++) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2208 node *ch = CHILD(n, i);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2209 if (TYPE(ch) == stmt)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2210 return get_docstring(ch);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2211 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2212 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2213 break;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2214
2241
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2215 case file_input:
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2216 for (i = 0; i < NCH(n); i++) {
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2217 node *ch = CHILD(n, i);
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2218 if (TYPE(ch) == stmt)
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2219 return get_docstring(ch);
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2220 }
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2221 break;
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2222
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2223 case stmt:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2224 case simple_stmt:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2225 case small_stmt:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2226 return get_docstring(CHILD(n, 0));
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2227
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2228 case expr_stmt:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2229 case testlist:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2230 case test:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2231 case and_test:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2232 case not_test:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2233 case comparison:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2234 case expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2235 case xor_expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2236 case and_expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2237 case shift_expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2238 case arith_expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2239 case term:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2240 case factor:
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2241 case power:
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2242 if (NCH(n) == 1)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2243 return get_docstring(CHILD(n, 0));
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2244 break;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2245
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2246 case atom:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2247 if (TYPE(CHILD(n, 0)) == STRING)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2248 return parsestrplus(n);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2249 break;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2250
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2251 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2252 return NULL;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2253 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2254
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2255 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2256 com_suite(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2257 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2258 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2259 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2260 REQ(n, suite);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2261 /* simple_stmt | NEWLINE INDENT NEWLINE* (stmt NEWLINE*)+ DEDENT */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2262 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2263 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2264 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2265 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2266 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2267 for (i = 0; i < NCH(n); i++) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2268 node *ch = CHILD(n, i);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2269 if (TYPE(ch) == stmt)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2270 com_node(c, ch);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2271 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2272 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2273 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2274
744
834dd4a77ee2 fix what lint found
Guido van Rossum <guido@python.org>
parents: 703
diff changeset
2275 /* ARGSUSED */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2276 static void
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2277 com_continue_stmt(c, n)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2278 struct compiling *c;
744
834dd4a77ee2 fix what lint found
Guido van Rossum <guido@python.org>
parents: 703
diff changeset
2279 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
2280 {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2281 int i = c->c_nblocks;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2282 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
2283 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2284 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2285 else {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
2286 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
2287 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2288 /* XXX Could allow it inside a 'finally' clause
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2289 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
2290 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2291
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2292 static int
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2293 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
2294 struct compiling *c;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2295 node *n;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2296 {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2297 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
2298 if (TYPE(n) == lambdef) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2299 /* lambdef: 'lambda' [varargslist] ':' test */
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2300 n = CHILD(n, 1);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2301 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2302 else {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2303 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
2304 n = CHILD(n, 2);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2305 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
2306 n = CHILD(n, 1);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2307 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2308 if (TYPE(n) != varargslist)
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2309 return 0;
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2310 /* varargslist:
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2311 (fpdef ['=' test] ',')* '*' ....... |
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2312 fpdef ['=' test] (',' fpdef ['=' test])* [','] */
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2313 nch = NCH(n);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2314 nargs = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2315 ndefs = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2316 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
2317 int t;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2318 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
2319 break;
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2320 nargs++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2321 i++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2322 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
2323 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
2324 else
e51e17b2d88b fix bug with missing default for last arg (discovered by Tommy Burnette)
Guido van Rossum <guido@python.org>
parents: 2844
diff changeset
2325 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
2326 if (t == EQUAL) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2327 i++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2328 ndefs++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2329 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
2330 i++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2331 if (i >= nch)
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2332 break;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2333 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
2334 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2335 else {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2336 /* 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
2337 if (ndefs) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2338 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
2339 com_addconst(c, None));
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2340 ndefs++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2341 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2342 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2343 if (t != COMMA)
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2344 break;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2345 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2346 return ndefs;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2347 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2348
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2349 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2350 com_funcdef(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2351 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2352 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2353 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2354 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2355 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
2356 v = (object *)icompile(n, c);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2357 if (v == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2358 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2359 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2360 int i = com_addconst(c, v);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2361 int ndefs = com_argdefs(c, n);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2362 com_addoparg(c, LOAD_CONST, i);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2363 com_addoparg(c, MAKE_FUNCTION, ndefs);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2364 com_addopname(c, STORE_NAME, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2365 DECREF(v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2366 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2367 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2368
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2369 static void
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2370 com_bases(c, n)
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2371 struct compiling *c;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2372 node *n;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2373 {
744
834dd4a77ee2 fix what lint found
Guido van Rossum <guido@python.org>
parents: 703
diff changeset
2374 int i;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2375 REQ(n, testlist);
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2376 /* testlist: test (',' test)* [','] */
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2377 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
2378 com_node(c, CHILD(n, i));
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2379 com_addoparg(c, BUILD_TUPLE, (NCH(n)+1) / 2);
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2380 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2381
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2382 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2383 com_classdef(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2384 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2385 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2386 {
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2387 int i;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2388 object *v;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2389 REQ(n, classdef);
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2390 /* classdef: class NAME ['(' testlist ')'] ':' suite */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2391 if ((v = newstringobject(STR(CHILD(n, 1)))) == NULL) {
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2392 c->c_errors++;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2393 return;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2394 }
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2395 /* Push the class name on the stack */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2396 i = com_addconst(c, v);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2397 com_addoparg(c, LOAD_CONST, i);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2398 DECREF(v);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2399 /* Push the tuple of base classes on the stack */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2400 if (TYPE(CHILD(n, 2)) != LPAR)
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2401 com_addoparg(c, BUILD_TUPLE, 0);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2402 else
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2403 com_bases(c, CHILD(n, 3));
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2404 v = (object *)icompile(n, c);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2405 if (v == NULL)
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2406 c->c_errors++;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2407 else {
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2408 i = com_addconst(c, v);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2409 com_addoparg(c, LOAD_CONST, i);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2410 com_addoparg(c, MAKE_FUNCTION, 0);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2411 com_addoparg(c, CALL_FUNCTION, 0);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2412 com_addbyte(c, BUILD_CLASS);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2413 com_addopname(c, STORE_NAME, CHILD(n, 1));
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2414 DECREF(v);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2415 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2416 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2417
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2418 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2419 com_node(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2420 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2421 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2422 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2423 switch (TYPE(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2424
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2425 /* Definition nodes */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2426
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2427 case funcdef:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2428 com_funcdef(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2429 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2430 case classdef:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2431 com_classdef(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2432 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2433
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2434 /* Trivial parse tree nodes */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2435
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2436 case stmt:
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2437 case small_stmt:
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2438 case flow_stmt:
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2439 com_node(c, CHILD(n, 0));
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2440 break;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2441
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2442 case simple_stmt:
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2443 /* small_stmt (';' small_stmt)* [';'] NEWLINE */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2444 com_addoparg(c, SET_LINENO, n->n_lineno);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2445 {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2446 int i;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2447 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
2448 com_node(c, CHILD(n, i));
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2449 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2450 break;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2451
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2452 case compound_stmt:
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2453 com_addoparg(c, SET_LINENO, n->n_lineno);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2454 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2455 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2456
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2457 /* Statement nodes */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2458
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2459 case expr_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2460 com_expr_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2461 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2462 case print_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2463 com_print_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2464 break;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2465 case del_stmt: /* 'del' exprlist */
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
2466 com_assign(c, CHILD(n, 1), OP_DELETE);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2467 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2468 case pass_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2469 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2470 case break_stmt:
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2471 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
2472 com_error(c, SyntaxError, "'break' outside loop");
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2473 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2474 com_addbyte(c, BREAK_LOOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2475 break;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2476 case continue_stmt:
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2477 com_continue_stmt(c, n);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2478 break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2479 case return_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2480 com_return_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2481 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2482 case raise_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2483 com_raise_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2484 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2485 case import_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2486 com_import_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2487 break;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2488 case global_stmt:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2489 com_global_stmt(c, n);
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2490 break;
4003
138fa15a1032 Disable support for access statement
Guido van Rossum <guido@python.org>
parents: 3963
diff changeset
2491 #ifdef SUPPORT_OBSOLETE_ACCESS
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2492 case access_stmt:
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2493 com_access_stmt(c, n);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2494 break;
4003
138fa15a1032 Disable support for access statement
Guido van Rossum <guido@python.org>
parents: 3963
diff changeset
2495 #endif
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2496 case exec_stmt:
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2497 com_exec_stmt(c, n);
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2498 break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2499 case if_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2500 com_if_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2501 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2502 case while_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2503 com_while_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2504 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2505 case for_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2506 com_for_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2507 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2508 case try_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2509 com_try_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2510 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2511 case suite:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2512 com_suite(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2513 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2514
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2515 /* Expression nodes */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2516
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2517 case testlist:
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
2518 com_list(c, n, 0);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2519 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2520 case test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2521 com_test(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2522 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2523 case and_test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2524 com_and_test(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2525 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2526 case not_test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2527 com_not_test(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2528 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2529 case comparison:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2530 com_comparison(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2531 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2532 case exprlist:
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
2533 com_list(c, n, 0);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2534 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2535 case expr:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2536 com_expr(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2537 break;
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2538 case xor_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2539 com_xor_expr(c, n);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2540 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2541 case and_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2542 com_and_expr(c, n);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2543 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2544 case shift_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2545 com_shift_expr(c, n);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2546 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2547 case arith_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2548 com_arith_expr(c, n);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2549 break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2550 case term:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2551 com_term(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2552 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2553 case factor:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2554 com_factor(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2555 break;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2556 case power:
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2557 com_power(c, n);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2558 break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2559 case atom:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2560 com_atom(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2561 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2562
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2563 default:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2564 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
2565 com_error(c, SystemError, "com_node: unexpected node type");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2566 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2567 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2568
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2569 static void com_fplist PROTO((struct compiling *, node *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2570
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2571 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2572 com_fpdef(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2573 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2574 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2575 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2576 REQ(n, fpdef); /* fpdef: NAME | '(' fplist ')' */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2577 if (TYPE(CHILD(n, 0)) == LPAR)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2578 com_fplist(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2579 else
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2580 com_addoparg(c, STORE_FAST, com_newlocal(c, STR(CHILD(n, 0))));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2581 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2582
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2583 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2584 com_fplist(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2585 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2586 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2587 {
544
d0baa8300005 Minor changes.
Guido van Rossum <guido@python.org>
parents: 493
diff changeset
2588 REQ(n, fplist); /* fplist: fpdef (',' fpdef)* [','] */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2589 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2590 com_fpdef(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2591 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2592 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2593 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2594 com_addoparg(c, UNPACK_TUPLE, (NCH(n)+1)/2);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2595 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2596 com_fpdef(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2597 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2598 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2599
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2600 static void
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2601 com_arglist(c, n)
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2602 struct compiling *c;
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2603 node *n;
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2604 {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2605 int nch, i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2606 int complex = 0;
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2607 REQ(n, varargslist);
617
755bb8efcc2d Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents: 584
diff changeset
2608 /* varargslist:
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2609 (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
2610 nch = NCH(n);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2611 /* 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
2612 for (i = 0; i < nch; i++) {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2613 node *ch = CHILD(n, i);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2614 node *fp;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2615 char *name;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2616 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
2617 break;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2618 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2619 fp = CHILD(ch, 0);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2620 if (TYPE(fp) == NAME)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2621 name = STR(fp);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2622 else {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2623 name = "";
3766
516490c8192c Py_complex; and WITHOUT_COMPLEX added to getargs.c
Guido van Rossum <guido@python.org>
parents: 3366
diff changeset
2624 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
2625 }
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2626 com_newlocal(c, name);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2627 c->c_argcount++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2628 if (++i >= nch)
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2629 break;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2630 ch = CHILD(n, i);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2631 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
2632 i += 2;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2633 else
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2634 REQ(ch, COMMA);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2635 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2636 /* Handle *arguments */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2637 if (i < nch) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2638 node *ch;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2639 ch = CHILD(n, i);
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2640 if (TYPE(ch) != DOUBLESTAR) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2641 REQ(ch, STAR);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2642 ch = CHILD(n, i+1);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2643 if (TYPE(ch) == NAME) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2644 c->c_flags |= CO_VARARGS;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2645 i += 3;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2646 com_newlocal(c, STR(ch));
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2647 }
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2648 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2649 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2650 /* Handle **keywords */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2651 if (i < nch) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2652 node *ch;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2653 ch = CHILD(n, i);
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2654 if (TYPE(ch) != DOUBLESTAR) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2655 REQ(ch, STAR);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2656 ch = CHILD(n, i+1);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2657 REQ(ch, STAR);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2658 ch = CHILD(n, i+2);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2659 }
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2660 else
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2661 ch = CHILD(n, i+1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2662 REQ(ch, NAME);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2663 c->c_flags |= CO_VARKEYWORDS;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2664 com_newlocal(c, STR(ch));
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2665 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2666 if (complex) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2667 /* Generate code for complex arguments only after
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2668 having counted the simple arguments */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2669 int ilocal = 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2670 for (i = 0; i < nch; i++) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2671 node *ch = CHILD(n, i);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2672 node *fp;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2673 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
2674 break;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2675 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2676 fp = CHILD(ch, 0);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2677 if (TYPE(fp) != NAME) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2678 com_addoparg(c, LOAD_FAST, ilocal);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2679 com_fpdef(c, ch);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2680 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2681 ilocal++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2682 if (++i >= nch)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2683 break;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2684 ch = CHILD(n, i);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2685 if (TYPE(ch) == EQUAL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2686 i += 2;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2687 else
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2688 REQ(ch, COMMA);
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2689 }
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2690 }
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2691 }
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2692
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2693 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2694 com_file_input(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2695 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2696 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2697 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2698 int i;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2699 object *doc;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2700 REQ(n, file_input); /* (NEWLINE | stmt)* ENDMARKER */
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2701 doc = get_docstring(n);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2702 if (doc != NULL) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2703 int i = com_addconst(c, doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2704 DECREF(doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2705 com_addoparg(c, LOAD_CONST, i);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2706 com_addopnamestr(c, STORE_NAME, "__doc__");
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2707 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2708 for (i = 0; i < NCH(n); i++) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2709 node *ch = CHILD(n, i);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2710 if (TYPE(ch) != ENDMARKER && TYPE(ch) != NEWLINE)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2711 com_node(c, ch);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2712 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2713 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2714
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2715 /* Top-level compile-node interface */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2716
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2717 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2718 compile_funcdef(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2719 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2720 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2721 {
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2722 object *doc;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2723 node *ch;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2724 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
2725 c->c_name = STR(CHILD(n, 1));
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2726 doc = get_docstring(CHILD(n, 4));
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2727 if (doc != NULL) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2728 (void) com_addconst(c, doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2729 DECREF(doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2730 }
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2731 else
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2732 (void) com_addconst(c, None); /* No docstring */
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2733 ch = CHILD(n, 2); /* parameters: '(' [varargslist] ')' */
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2734 ch = CHILD(ch, 1); /* ')' | varargslist */
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2735 if (TYPE(ch) == varargslist)
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2736 com_arglist(c, ch);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2737 c->c_infunction = 1;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2738 com_node(c, CHILD(n, 4));
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2739 c->c_infunction = 0;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2740 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2741 com_addbyte(c, RETURN_VALUE);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2742 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2743
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2744 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
2745 compile_lambdef(c, n)
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
2746 struct compiling *c;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
2747 node *n;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
2748 {
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
2749 node *ch;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2750 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
2751 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
2752
06570429f062 * import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents: 1405
diff changeset
2753 ch = CHILD(n, 1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2754 (void) com_addconst(c, None); /* No docstring */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2755 if (TYPE(ch) == varargslist) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2756 com_arglist(c, ch);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2757 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
2758 }
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2759 else
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2760 ch = CHILD(n, 2);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2761 com_node(c, ch);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
2762 com_addbyte(c, RETURN_VALUE);
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
2763 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
2764
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
2765 static void
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2766 compile_classdef(c, n)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2767 struct compiling *c;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2768 node *n;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2769 {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2770 node *ch;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2771 object *doc;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2772 REQ(n, classdef);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2773 /* classdef: 'class' NAME ['(' testlist ')'] ':' suite */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2774 c->c_name = STR(CHILD(n, 1));
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2775 #ifdef PRIVATE_NAME_MANGLING
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2776 c->c_private = c->c_name;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2777 #endif
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2778 ch = CHILD(n, NCH(n)-1); /* The suite */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2779 doc = get_docstring(ch);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2780 if (doc != NULL) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2781 int i = com_addconst(c, doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2782 DECREF(doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2783 com_addoparg(c, LOAD_CONST, i);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2784 com_addopnamestr(c, STORE_NAME, "__doc__");
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2785 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2786 else
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2787 (void) com_addconst(c, None);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2788 com_node(c, ch);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2789 com_addbyte(c, LOAD_LOCALS);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2790 com_addbyte(c, RETURN_VALUE);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2791 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2792
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2793 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2794 compile_node(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2795 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2796 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2797 {
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2798 com_addoparg(c, SET_LINENO, n->n_lineno);
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2799
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2800 switch (TYPE(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2801
120
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
2802 case single_input: /* One interactive command */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2803 /* 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
2804 c->c_interactive++;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2805 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2806 if (TYPE(n) != NEWLINE)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2807 com_node(c, n);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2808 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2809 com_addbyte(c, RETURN_VALUE);
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2810 c->c_interactive--;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2811 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2812
120
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
2813 case file_input: /* A whole file, or built-in function exec() */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2814 com_file_input(c, n);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2815 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2816 com_addbyte(c, RETURN_VALUE);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2817 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2818
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
2819 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
2820 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
2821 com_addbyte(c, RETURN_VALUE);
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
2822 break;
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
2823
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
2824 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
2825 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
2826 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
2827
120
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
2828 case funcdef: /* A function definition */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2829 compile_funcdef(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2830 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2831
120
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
2832 case classdef: /* A class definition */
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2833 compile_classdef(c, n);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2834 break;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2835
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2836 default:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2837 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
2838 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
2839 "compile_node: unexpected node type");
69
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 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2842
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2843 /* 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
2844
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2845 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
2846 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
2847 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
2848 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
2849
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2850 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
2851 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
2852 function definitions, class definitions and import statements.
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2853 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
2854 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
2855
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2856 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
2857 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
2858
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2859 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
2860 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
2861 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
2862 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
2863 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
2864
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2865 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
2866
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
2867 static void
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2868 optimize(c)
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2869 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
2870 {
203
ceb36ec6198d BUGFIX! Instructions are unsigned bytes.
Guido van Rossum <guido@python.org>
parents: 176
diff changeset
2871 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
2872 int opcode;
4596
4fa19659591e Keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
2873 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
2874 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
2875 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
2876
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
2877 #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
2878 #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
2879 #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
2880 #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
2881
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2882 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
2883
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2884 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
2885
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2886 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
2887 for (;;) {
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
2888 opcode = NEXTOP();
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
2889 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
2890 break;
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
2891 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
2892 oparg = NEXTARG();
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2893 switch (opcode) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2894 case STORE_NAME:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2895 case DELETE_NAME:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2896 case IMPORT_FROM:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2897 com_addlocal_o(c, GETNAMEOBJ(oparg));
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2898 break;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2899 case EXEC_STMT:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2900 c->c_flags &= ~CO_OPTIMIZED;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2901 break;
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
2902 }
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
2903 }
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
2904
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2905 if (dictlookup(c->c_locals, "*") != NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2906 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
2907
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2908 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
2909 for (;;) {
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
2910 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
2911 opcode = NEXTOP();
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
2912 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
2913 break;
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
2914 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
2915 oparg = NEXTARG();
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2916 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
2917 opcode == STORE_NAME ||
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2918 opcode == DELETE_NAME) {
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2919 object *v;
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2920 int i;
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
2921 name = GETNAMEOBJ(oparg);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2922 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
2923 if (v == NULL) {
336
64189ba7e23b Use dmore dict2lookup.
Guido van Rossum <guido@python.org>
parents: 317
diff changeset
2924 err_clear();
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2925 if (opcode == LOAD_NAME &&
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2926 (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
2927 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
2928 continue;
336
64189ba7e23b Use dmore dict2lookup.
Guido van Rossum <guido@python.org>
parents: 317
diff changeset
2929 }
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2930 i = getintvalue(v);
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2931 switch (opcode) {
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2932 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
2933 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
2934 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
2935 }
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2936 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
2937 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
2938 }
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
2939 }
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
2940
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2941 if (c->c_errors == 0)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2942 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
2943 }
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
2944
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2945 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
2946 compile(n, filename)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2947 node *n;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2948 char *filename;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2949 {
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2950 return jcompile(n, filename, NULL);
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2951 }
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2952
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2953 static codeobject *
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2954 icompile(n, base)
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2955 node *n;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2956 struct compiling *base;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2957 {
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2958 return jcompile(n, base->c_filename, base);
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2959 }
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2960
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2961 static codeobject *
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2962 jcompile(n, filename, base)
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2963 node *n;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2964 char *filename;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2965 struct compiling *base;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2966 {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2967 struct compiling sc;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2968 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
2969 if (!com_init(&sc, filename))
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2970 return NULL;
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2971 #ifdef PRIVATE_NAME_MANGLING
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2972 if (base)
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2973 sc.c_private = base->c_private;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2974 else
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2975 sc.c_private = NULL;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2976 #endif
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2977 compile_node(&sc, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2978 com_done(&sc);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2979 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
2980 optimize(&sc);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2981 sc.c_flags |= CO_NEWLOCALS;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2982 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2983 else if (TYPE(n) == classdef)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2984 sc.c_flags |= CO_NEWLOCALS;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1029
diff changeset
2985 co = NULL;
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1029
diff changeset
2986 if (sc.c_errors == 0) {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2987 object *consts, *names, *varnames, *filename, *name;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2988 consts = listtuple(sc.c_consts);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2989 names = listtuple(sc.c_names);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2990 varnames = listtuple(sc.c_varnames);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2991 filename = newstringobject(sc.c_filename);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2992 name = newstringobject(sc.c_name);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2993 if (!err_occurred())
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2994 co = newcodeobject(sc.c_argcount,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2995 sc.c_nlocals,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2996 sc.c_flags,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2997 sc.c_code,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2998 consts,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2999 names,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3000 varnames,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3001 filename,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3002 name);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3003 XDECREF(consts);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3004 XDECREF(names);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3005 XDECREF(varnames);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3006 XDECREF(filename);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3007 XDECREF(name);
266
b5826bf29677 Changed and exported newcodeobject() interface, for ".pyc" files.
Guido van Rossum <guido@python.org>
parents: 238
diff changeset
3008 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3009 com_free(&sc);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3010 return co;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3011 }