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annotate Python/compile.c @ 5043:104a646fc7a6 legacy-trunk

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New magin number (because of linenumber table).
author Guido van Rossum <guido@python.org>
date Fri, 24 Jan 1997 03:44:53 +0000
parents c497929b2371
children bda01a374762
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1 /***********************************************************
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2 Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam,
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3 The Netherlands.
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4
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5 All Rights Reserved
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6
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7 Permission to use, copy, modify, and distribute this software and its
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8 documentation for any purpose and without fee is hereby granted,
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9 provided that the above copyright notice appear in all copies and that
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10 both that copyright notice and this permission notice appear in
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11 supporting documentation, and that the names of Stichting Mathematisch
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12 Centrum or CWI or Corporation for National Research Initiatives or
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13 CNRI not be used in advertising or publicity pertaining to
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14 distribution of the software without specific, written prior
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15 permission.
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16
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17 While CWI is the initial source for this software, a modified version
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18 is made available by the Corporation for National Research Initiatives
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19 (CNRI) at the Internet address ftp://ftp.python.org.
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20
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21 STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH
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22 REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF
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23 MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH
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24 CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL
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25 DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
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26 PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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27 TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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28 PERFORMANCE OF THIS SOFTWARE.
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29
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30 ******************************************************************/
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31
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32 /* Compile an expression node to intermediate code */
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33
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34 /* XXX TO DO:
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35 XXX add __doc__ attribute == co_doc to code object attributes?
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36 XXX (it's currently the first item of the co_const tuple)
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37 XXX Generate simple jump for break/return outside 'try...finally'
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38 XXX Allow 'continue' inside try-finally
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39 XXX get rid of SET_LINENO instructions, use JAR's table trick
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40 XXX (need an option to put them back in, for debugger!)
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41 XXX New 1-byte opcode for loading None
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42 XXX New opcode for loading the initial index for a for loop
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43 XXX other JAR tricks?
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44 */
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45
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46 #ifndef NO_PRIVATE_NAME_MANGLING
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47 #define PRIVATE_NAME_MANGLING
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48 #endif
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49
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50 #include "allobjects.h"
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51
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52 #include "node.h"
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53 #include "token.h"
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54 #include "graminit.h"
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55 #include "compile.h"
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56 #include "opcode.h"
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57 #include "structmember.h"
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58
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59 #include <ctype.h>
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60 #include <errno.h>
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61
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62 #define OP_DELETE 0
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63 #define OP_ASSIGN 1
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64 #define OP_APPLY 2
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65
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66 #define OFF(x) offsetof(codeobject, x)
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67
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68 static struct memberlist code_memberlist[] = {
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69 {"co_argcount", T_INT, OFF(co_argcount), READONLY},
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70 {"co_nlocals", T_INT, OFF(co_nlocals), READONLY},
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71 {"co_stacksize",T_INT, OFF(co_stacksize), READONLY},
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72 {"co_flags", T_INT, OFF(co_flags), READONLY},
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73 {"co_code", T_OBJECT, OFF(co_code), READONLY},
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74 {"co_consts", T_OBJECT, OFF(co_consts), READONLY},
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75 {"co_names", T_OBJECT, OFF(co_names), READONLY},
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76 {"co_varnames", T_OBJECT, OFF(co_varnames), READONLY},
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77 {"co_filename", T_OBJECT, OFF(co_filename), READONLY},
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78 {"co_name", T_OBJECT, OFF(co_name), READONLY},
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79 {"co_firstlineno", T_INT, OFF(co_firstlineno), READONLY},
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80 {"co_lnotab", T_OBJECT, OFF(co_lnotab), READONLY},
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81 {NULL} /* Sentinel */
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82 };
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83
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84 static object *
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85 code_getattr(co, name)
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86 codeobject *co;
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87 char *name;
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88 {
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89 return getmember((char *)co, code_memberlist, name);
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90 }
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92 static void
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93 code_dealloc(co)
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94 codeobject *co;
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95 {
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96 XDECREF(co->co_code);
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97 XDECREF(co->co_consts);
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98 XDECREF(co->co_names);
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99 XDECREF(co->co_filename);
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100 XDECREF(co->co_name);
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101 XDECREF(co->co_varnames);
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102 DEL(co);
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103 }
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104
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105 static object *
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106 code_repr(co)
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107 codeobject *co;
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108 {
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109 char buf[500];
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110 int lineno = -1;
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111 char *p = GETSTRINGVALUE(co->co_code);
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112 char *filename = "???";
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113 char *name = "???";
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114 if (*p == SET_LINENO)
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115 lineno = (p[1] & 0xff) | ((p[2] & 0xff) << 8);
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116 if (co->co_filename && is_stringobject(co->co_filename))
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117 filename = getstringvalue(co->co_filename);
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118 if (co->co_name && is_stringobject(co->co_name))
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119 name = getstringvalue(co->co_name);
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120 sprintf(buf, "<code object %.100s at %lx, file \"%.300s\", line %d>",
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121 name, (long)co, filename, lineno);
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122 return newstringobject(buf);
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123 }
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124
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125 static int
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126 code_compare(co, cp)
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127 codeobject *co, *cp;
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128 {
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129 int cmp;
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130 cmp = cp->co_argcount - cp->co_argcount;
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131 if (cmp) return cmp;
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132 cmp = cp->co_nlocals - cp->co_nlocals;
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133 if (cmp) return cmp;
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134 cmp = cp->co_flags - cp->co_flags;
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135 if (cmp) return cmp;
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136 cmp = cmpobject((object *)co->co_code, (object *)cp->co_code);
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137 if (cmp) return cmp;
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138 cmp = cmpobject(co->co_consts, cp->co_consts);
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139 if (cmp) return cmp;
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140 cmp = cmpobject(co->co_names, cp->co_names);
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141 if (cmp) return cmp;
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142 cmp = cmpobject(co->co_varnames, cp->co_varnames);
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143 return cmp;
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144 }
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145
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146 static long
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147 code_hash(co)
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148 codeobject *co;
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149 {
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150 long h, h1, h2, h3, h4;
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151 h1 = hashobject((object *)co->co_code);
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152 if (h1 == -1) return -1;
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153 h2 = hashobject(co->co_consts);
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154 if (h2 == -1) return -1;
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155 h3 = hashobject(co->co_names);
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156 if (h3 == -1) return -1;
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157 h4 = hashobject(co->co_varnames);
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158 if (h4 == -1) return -1;
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159 h = h1 ^ h2 ^ h3 ^ h4 ^
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160 co->co_argcount ^ co->co_nlocals ^ co->co_flags;
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161 if (h == -1) h = -2;
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162 return h;
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163 }
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164
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165 typeobject Codetype = {
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166 OB_HEAD_INIT(&Typetype)
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167 0,
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168 "code",
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169 sizeof(codeobject),
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170 0,
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171 (destructor)code_dealloc, /*tp_dealloc*/
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172 0, /*tp_print*/
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173 (getattrfunc)code_getattr, /*tp_getattr*/
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174 0, /*tp_setattr*/
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175 (cmpfunc)code_compare, /*tp_compare*/
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176 (reprfunc)code_repr, /*tp_repr*/
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177 0, /*tp_as_number*/
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178 0, /*tp_as_sequence*/
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179 0, /*tp_as_mapping*/
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180 (hashfunc)code_hash, /*tp_hash*/
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181 };
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182
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183 codeobject *
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184 newcodeobject(argcount, nlocals, stacksize, flags,
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185 code, consts, names, varnames, filename, name,
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186 firstlineno, lnotab)
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187 int argcount;
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188 int nlocals;
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189 int stacksize;
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190 int flags;
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191 object *code;
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192 object *consts;
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193 object *names;
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194 object *varnames;
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195 object *filename;
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196 object *name;
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197 int firstlineno;
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198 object *lnotab;
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199 {
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200 codeobject *co;
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201 int i;
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202 /* Check argument types */
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203 if (argcount < 0 || nlocals < 0 ||
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204 code == NULL || !is_stringobject(code) ||
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205 consts == NULL || !is_tupleobject(consts) ||
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206 names == NULL || !is_tupleobject(names) ||
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207 varnames == NULL || !is_tupleobject(varnames) ||
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208 name == NULL || !is_stringobject(name) ||
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209 filename == NULL || !is_stringobject(filename) ||
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210 lnotab == NULL || !is_stringobject(lnotab)) {
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211 err_badcall();
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212 return NULL;
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213 }
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214 /* Make sure names and varnames are all strings, & intern them */
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215 for (i = gettuplesize(names); --i >= 0; ) {
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216 object *v = gettupleitem(names, i);
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217 if (v == NULL || !is_stringobject(v)) {
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218 err_badcall();
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219 return NULL;
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220 }
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221 PyString_InternInPlace(&PyTuple_GET_ITEM(names, i));
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222 }
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223 for (i = gettuplesize(varnames); --i >= 0; ) {
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224 object *v = gettupleitem(varnames, i);
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225 if (v == NULL || !is_stringobject(v)) {
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226 err_badcall();
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227 return NULL;
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228 }
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229 PyString_InternInPlace(&PyTuple_GET_ITEM(varnames, i));
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230 }
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231 /* Intern selected string constants */
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232 for (i = gettuplesize(consts); --i >= 0; ) {
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233 object *v = gettupleitem(consts, i);
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234 char *p;
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235 if (!is_stringobject(v))
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236 continue;
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237 p = getstringvalue(v);
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238 if (strspn(p, "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ_abcdefghijklmnopqrstuvwxyz")
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239 != getstringsize(v))
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240 continue;
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241 PyString_InternInPlace(&PyTuple_GET_ITEM(consts, i));
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242 }
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243 co = NEWOBJ(codeobject, &Codetype);
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244 if (co != NULL) {
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245 co->co_argcount = argcount;
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246 co->co_nlocals = nlocals;
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247 co->co_stacksize = stacksize;
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248 co->co_flags = flags;
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249 INCREF(code);
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250 co->co_code = (stringobject *)code;
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251 INCREF(consts);
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252 co->co_consts = consts;
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253 INCREF(names);
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254 co->co_names = names;
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255 INCREF(varnames);
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256 co->co_varnames = varnames;
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257 INCREF(filename);
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258 co->co_filename = filename;
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259 INCREF(name);
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260 co->co_name = name;
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261 co->co_firstlineno = firstlineno;
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262 INCREF(lnotab);
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263 co->co_lnotab = lnotab;
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264 }
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265 return co;
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266 }
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267
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268
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269 /* Data structure used internally */
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270
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271 struct compiling {
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272 object *c_code; /* string */
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273 object *c_consts; /* list of objects */
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274 object *c_names; /* list of strings (names) */
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275 object *c_globals; /* dictionary (value=None) */
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276 object *c_locals; /* dictionary (value=localID) */
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277 object *c_varnames; /* list (inverse of c_locals) */
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278 int c_nlocals; /* index of next local */
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279 int c_argcount; /* number of top-level arguments */
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280 int c_flags; /* same as co_flags */
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281 int c_nexti; /* index into c_code */
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282 int c_errors; /* counts errors occurred */
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283 int c_infunction; /* set when compiling a function */
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284 int c_interactive; /* generating code for interactive command */
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285 int c_loops; /* counts nested loops */
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286 int c_begin; /* begin of current loop, for 'continue' */
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287 int c_block[CO_MAXBLOCKS]; /* stack of block types */
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288 int c_nblocks; /* current block stack level */
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289 char *c_filename; /* filename of current node */
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290 char *c_name; /* name of object (e.g. function) */
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291 int c_lineno; /* Current line number */
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292 int c_stacklevel; /* Current stack level */
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diff changeset
293 int c_maxstacklevel; /* Maximum stack level */
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
294 int c_firstlineno;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
295 object *c_lnotab; /* Table mapping address to line number */
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
296 int c_last_addr, c_last_line, c_lnotab_next;
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
297 #ifdef PRIVATE_NAME_MANGLING
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
298 char *c_private; /* for private name mangling */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
299 #endif
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
300 };
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
301
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
302
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
303 /* Error message including line number */
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
304
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
305 static void
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
306 com_error(c, exc, msg)
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
307 struct compiling *c;
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
308 object *exc;
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
309 char *msg;
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
310 {
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
311 int n = strlen(msg);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
312 object *v;
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
313 char buffer[30];
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
314 char *s;
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
315 c->c_errors++;
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
316 if (c->c_lineno <= 1) {
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
317 /* Unknown line number or single interactive command */
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
318 err_setstr(exc, msg);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
319 return;
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
320 }
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
321 sprintf(buffer, " (line %d)", c->c_lineno);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
322 v = newsizedstringobject((char *)NULL, n + strlen(buffer));
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
323 if (v == NULL)
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
324 return; /* MemoryError, too bad */
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
325 s = GETSTRINGVALUE((stringobject *)v);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
326 strcpy(s, msg);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
327 strcat(s, buffer);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
328 err_setval(exc, v);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
329 DECREF(v);
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
330 }
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
331
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
332
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
333 /* Interface to the block stack */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
334
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
335 static void
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
336 block_push(c, type)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
337 struct compiling *c;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
338 int type;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
339 {
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
340 if (c->c_nblocks >= CO_MAXBLOCKS) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
341 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
342 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
343 else {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
344 c->c_block[c->c_nblocks++] = type;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
345 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
346 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
347
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
348 static void
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
349 block_pop(c, type)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
350 struct compiling *c;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
351 int type;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
352 {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
353 if (c->c_nblocks > 0)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
354 c->c_nblocks--;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
355 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
356 com_error(c, SystemError, "bad block pop");
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
357 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
358 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
359
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
360
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
361 /* Prototype forward declarations */
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
362
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
363 static int com_init PROTO((struct compiling *, char *));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
364 static void com_free PROTO((struct compiling *));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
365 static void com_push PROTO((struct compiling *, int));
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
366 static void com_pop PROTO((struct compiling *, int));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
367 static void com_done PROTO((struct compiling *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
368 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
369 static void com_factor PROTO((struct compiling *, struct _node *));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
370 static void com_addbyte PROTO((struct compiling *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
371 static void com_addint PROTO((struct compiling *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
372 static void com_addoparg PROTO((struct compiling *, int, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
373 static void com_addfwref PROTO((struct compiling *, int, int *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
374 static void com_backpatch PROTO((struct compiling *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
375 static int com_add PROTO((struct compiling *, object *, object *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
376 static int com_addconst PROTO((struct compiling *, object *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
377 static int com_addname PROTO((struct compiling *, object *));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
378 static void com_addopname PROTO((struct compiling *, int, node *));
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
379 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
380 static int com_argdefs PROTO((struct compiling *, node *));
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
381 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
382 static codeobject *icompile PROTO((struct _node *, struct compiling *));
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
383 static codeobject *jcompile PROTO((struct _node *, char *, struct compiling *));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
384
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
385 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
386 com_init(c, filename)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
387 struct compiling *c;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
388 char *filename;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
389 {
160
afa48a96a444 Create code string with initial size of 1000 instead of 0.
Guido van Rossum <guido@python.org>
parents: 145
diff changeset
390 if ((c->c_code = newsizedstringobject((char *)NULL, 1000)) == NULL)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
391 goto fail_3;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
392 if ((c->c_consts = newlistobject(0)) == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
393 goto fail_2;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
394 if ((c->c_names = newlistobject(0)) == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
395 goto fail_1;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
396 if ((c->c_globals = newdictobject()) == NULL)
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
397 goto fail_0;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
398 if ((c->c_locals = newdictobject()) == NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
399 goto fail_00;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
400 if ((c->c_varnames = newlistobject(0)) == NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
401 goto fail_000;
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
402 if ((c->c_lnotab = newsizedstringobject((char *)NULL, 1000)) == NULL)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
403 goto fail_0000;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
404 c->c_nlocals = 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
405 c->c_argcount = 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
406 c->c_flags = 0;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
407 c->c_nexti = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
408 c->c_errors = 0;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
409 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
410 c->c_interactive = 0;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
411 c->c_loops = 0;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
412 c->c_begin = 0;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
413 c->c_nblocks = 0;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
414 c->c_filename = filename;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1029
diff changeset
415 c->c_name = "?";
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
416 c->c_lineno = 0;
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
417 c->c_stacklevel = 0;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
418 c->c_maxstacklevel = 0;
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
419 c->c_firstlineno = 0;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
420 c->c_last_addr = 0;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
421 c->c_last_line = 0;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
422 c-> c_lnotab_next = 0;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
423 return 1;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
424
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
425 fail_0000:
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
426 DECREF(c->c_lnotab);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
427 fail_000:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
428 DECREF(c->c_locals);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
429 fail_00:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
430 DECREF(c->c_globals);
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
431 fail_0:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
432 DECREF(c->c_names);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
433 fail_1:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
434 DECREF(c->c_consts);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
435 fail_2:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
436 DECREF(c->c_code);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
437 fail_3:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
438 return 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
439 }
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 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
442 com_free(c)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
443 struct compiling *c;
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 XDECREF(c->c_code);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
446 XDECREF(c->c_consts);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
447 XDECREF(c->c_names);
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
448 XDECREF(c->c_globals);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
449 XDECREF(c->c_locals);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
450 XDECREF(c->c_varnames);
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
451 XDECREF(c->c_lnotab);
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
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
455 com_push(c, n)
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
456 struct compiling *c;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
457 int n;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
458 {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
459 c->c_stacklevel += n;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
460 if (c->c_stacklevel > c->c_maxstacklevel)
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
461 c->c_maxstacklevel = c->c_stacklevel;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
462 }
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
463
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
464 static void
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
465 com_pop(c, n)
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
466 struct compiling *c;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
467 int n;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
468 {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
469 if (c->c_stacklevel < n) {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
470 fprintf(stderr,
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
471 "%s:%d: underflow! nexti=%d, level=%d, n=%d\n",
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
472 c->c_filename, c->c_lineno,
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
473 c->c_nexti, c->c_stacklevel, n);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
474 c->c_stacklevel = 0;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
475 }
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
476 else
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
477 c->c_stacklevel -= n;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
478 }
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
479
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
480 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
481 com_done(c)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
482 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
483 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
484 if (c->c_code != NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
485 resizestring(&c->c_code, c->c_nexti);
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
486 if (c->c_lnotab != NULL)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
487 resizestring(&c->c_lnotab, c->c_lnotab_next);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
488 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
489
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
490 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
491 com_addbyte(c, byte)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
492 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
493 int byte;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
494 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
495 int len;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
496 /*fprintf(stderr, "%3d: %3d\n", c->c_nexti, byte);*/
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
497 if (byte < 0 || byte > 255) {
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
498 /*
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
499 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
500 fatal("com_addbyte: byte out of range");
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
501 */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
502 com_error(c, SystemError, "com_addbyte: byte out of range");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
503 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
504 if (c->c_code == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
505 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
506 len = getstringsize(c->c_code);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
507 if (c->c_nexti >= len) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
508 if (resizestring(&c->c_code, len+1000) != 0) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
509 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
510 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
511 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
512 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
513 getstringvalue(c->c_code)[c->c_nexti++] = byte;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
514 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
515
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
516 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
517 com_addint(c, x)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
518 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
519 int x;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
520 {
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
521 com_addbyte(c, x & 0xff);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
522 com_addbyte(c, x >> 8); /* XXX x should be positive */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
523 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
524
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
525 static void
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
526 com_add_lnotab(c, addr, line)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
527 struct compiling *c;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
528 int addr;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
529 int line;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
530 {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
531 int size;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
532 char *p;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
533 if (c->c_lnotab == NULL)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
534 return;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
535 size = getstringsize(c->c_lnotab);
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
536 if (c->c_lnotab_next+2 > size) {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
537 if (resizestring(&c->c_lnotab, size + 1000) < 0) {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
538 c->c_errors++;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
539 return;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
540 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
541 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
542 p = getstringvalue(c->c_lnotab) + c->c_lnotab_next;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
543 *p++ = addr;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
544 *p++ = line;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
545 c->c_lnotab_next += 2;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
546 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
547
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
548 static void
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
549 com_set_lineno(c, lineno)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
550 struct compiling *c;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
551 int lineno;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
552 {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
553 c->c_lineno = lineno;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
554 if (c->c_firstlineno == 0) {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
555 c->c_firstlineno = c->c_last_line = lineno;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
556 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
557 else {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
558 int incr_addr = c->c_nexti - c->c_last_addr;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
559 int incr_line = lineno - c->c_last_line;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
560 while (incr_addr > 0 || incr_line > 0) {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
561 int trunc_addr = incr_addr;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
562 int trunc_line = incr_line;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
563 if (trunc_addr > 255)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
564 trunc_addr = 255;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
565 if (trunc_line > 255)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
566 trunc_line = 255;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
567 com_add_lnotab(c, trunc_addr, trunc_line);
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
568 incr_addr -= trunc_addr;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
569 incr_line -= trunc_line;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
570 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
571 c->c_last_addr = c->c_nexti;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
572 c->c_last_line = lineno;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
573 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
574 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
575
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
576 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
577 com_addoparg(c, op, arg)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
578 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
579 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
580 int arg;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
581 {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
582 if (op == SET_LINENO)
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
583 com_set_lineno(c, arg);
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
584 else {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
585 com_addbyte(c, op);
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
586 com_addint(c, arg);
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
587 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
588 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
589
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
590 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
591 com_addfwref(c, op, p_anchor)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
592 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
593 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
594 int *p_anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
595 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
596 /* Compile a forward reference for backpatching */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
597 int here;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
598 int anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
599 com_addbyte(c, op);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
600 here = c->c_nexti;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
601 anchor = *p_anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
602 *p_anchor = here;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
603 com_addint(c, anchor == 0 ? 0 : here - anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
604 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
605
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
606 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
607 com_backpatch(c, anchor)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
608 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
609 int anchor; /* Must be nonzero */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
610 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
611 unsigned char *code = (unsigned char *) getstringvalue(c->c_code);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
612 int target = c->c_nexti;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
613 int dist;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
614 int prev;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
615 for (;;) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
616 /* Make the JUMP instruction at anchor point to target */
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
617 prev = code[anchor] + (code[anchor+1] << 8);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
618 dist = target - (anchor+2);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
619 code[anchor] = dist & 0xff;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
620 code[anchor+1] = dist >> 8;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
621 if (!prev)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
622 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
623 anchor -= prev;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
624 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
625 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
626
544
d0baa8300005 Minor changes.
Guido van Rossum <guido@python.org>
parents: 493
diff changeset
627 /* Handle literals and names uniformly */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
628
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
629 static int
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
630 com_add(c, list, v)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
631 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
632 object *list;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
633 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
634 {
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
635 int n = getlistsize(list);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
636 int i;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
637 for (i = n; --i >= 0; ) {
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
638 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
639 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
640 return i;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
641 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
642 if (addlistitem(list, v) != 0)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
643 c->c_errors++;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
644 return n;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
645 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
646
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
647 static int
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
648 com_addconst(c, v)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
649 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
650 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
651 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
652 return com_add(c, c->c_consts, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
653 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
654
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
655 static int
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
656 com_addname(c, v)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
657 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
658 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
659 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
660 return com_add(c, c->c_names, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
661 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
662
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
663 #ifdef PRIVATE_NAME_MANGLING
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
664 static int
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
665 com_mangle(c, name, buffer, maxlen)
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
666 struct compiling *c;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
667 char *name;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
668 char *buffer;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
669 int maxlen;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
670 {
4131
6b589334e0e9 Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents: 4130
diff changeset
671 /* Name mangling: __private becomes _classname__private.
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
672 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
673 char *p;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
674 int nlen, plen;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
675 nlen = strlen(name);
4131
6b589334e0e9 Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents: 4130
diff changeset
676 if (nlen+2 >= maxlen)
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
677 return 0; /* Don't mangle __extremely_long_names */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
678 if (name[nlen-1] == '_' && name[nlen-2] == '_')
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
679 return 0; /* Don't mangle __whatever__ */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
680 p = c->c_private;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
681 /* Strip leading underscores from class name */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
682 while (*p == '_')
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
683 p++;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
684 if (*p == '\0')
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
685 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
686 plen = strlen(p);
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
687 if (plen + nlen >= maxlen)
4131
6b589334e0e9 Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents: 4130
diff changeset
688 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
689 /* 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
690 buffer[0] = '_';
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
691 strncpy(buffer+1, p, plen);
4131
6b589334e0e9 Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents: 4130
diff changeset
692 strcpy(buffer+1+plen, name);
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
693 /* fprintf(stderr, "mangle %s -> %s\n", name, buffer); */
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
694 return 1;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
695 }
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
696 #endif
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
697
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
698 static void
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
699 com_addopnamestr(c, op, name)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
700 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
701 int op;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
702 char *name;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
703 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
704 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
705 int i;
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
706 #ifdef PRIVATE_NAME_MANGLING
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
707 char buffer[256];
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
708 if (name != NULL && name[0] == '_' && name[1] == '_' &&
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
709 c->c_private != NULL &&
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
710 com_mangle(c, name, buffer, (int)sizeof(buffer)))
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
711 name = buffer;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
712 #endif
5009
402e36c83d20 Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents: 4991
diff changeset
713 if (name == NULL || (v = PyString_InternFromString(name)) == NULL) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
714 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
715 i = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
716 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
717 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
718 i = com_addname(c, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
719 DECREF(v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
720 }
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
721 /* 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
722 switch (op) {
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
723 case LOAD_NAME:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
724 case STORE_NAME:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
725 case DELETE_NAME:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
726 if (dictlookup(c->c_globals, name) != NULL) {
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
727 switch (op) {
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
728 case LOAD_NAME: op = LOAD_GLOBAL; break;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
729 case STORE_NAME: op = STORE_GLOBAL; break;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
730 case DELETE_NAME: op = DELETE_GLOBAL; break;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
731 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
732 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
733 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
734 com_addoparg(c, op, i);
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
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
737 static void
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
738 com_addopname(c, op, n)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
739 struct compiling *c;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
740 int op;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
741 node *n;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
742 {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
743 char *name;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
744 char buffer[1000];
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
745 /* 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
746 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
747 bothered right now */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
748 if (TYPE(n) == STAR)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
749 name = "*";
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
750 else if (TYPE(n) == dotted_name) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
751 char *p = buffer;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
752 int i;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
753 name = buffer;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
754 for (i = 0; i < NCH(n); i += 2) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
755 char *s = STR(CHILD(n, i));
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
756 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
757 com_error(c, MemoryError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
758 "dotted_name too long");
2367
915fabec64a3 fix typo (== for =) in assignment
Guido van Rossum <guido@python.org>
parents: 2310
diff changeset
759 name = NULL;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
760 break;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
761 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
762 if (p != buffer)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
763 *p++ = '.';
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
764 strcpy(p, s);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
765 p = strchr(p, '\0');
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
766 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
767 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
768 else {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
769 REQ(n, NAME);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
770 name = STR(n);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
771 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
772 com_addopnamestr(c, op, name);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
773 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
774
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
775 static object *
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
776 parsenumber(co, s)
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
777 struct compiling *co;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
778 char *s;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
779 {
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
780 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
781 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
782 extern double atof PROTO((const char *));
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
783 char *end;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
784 long x;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
785 #ifndef WITHOUT_COMPLEX
3766
516490c8192c Py_complex; and WITHOUT_COMPLEX added to getargs.c
Guido van Rossum <guido@python.org>
parents: 3366
diff changeset
786 Py_complex c;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
787 int imflag;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
788 #endif
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
789
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
790 errno = 0;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
791 end = s + strlen(s) - 1;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
792 #ifndef WITHOUT_COMPLEX
3366
c25865884649 only use 'j' for imaginary constants
Guido van Rossum <guido@python.org>
parents: 3349
diff changeset
793 imflag = *end == 'j' || *end == 'J';
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
794 #endif
744
834dd4a77ee2 fix what lint found
Guido van Rossum <guido@python.org>
parents: 703
diff changeset
795 if (*end == 'l' || *end == 'L')
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
796 return long_scan(s, 0);
617
755bb8efcc2d Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents: 584
diff changeset
797 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
798 x = (long) mystrtoul(s, &end, 0);
617
755bb8efcc2d Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents: 584
diff changeset
799 else
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
800 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
801 if (*end == '\0') {
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
802 if (errno != 0) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
803 com_error(co, OverflowError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
804 "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
805 return NULL;
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
806 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
807 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
808 }
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
809 /* XXX Huge floats may silently fail */
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
810 #ifndef WITHOUT_COMPLEX
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
811 if (imflag) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
812 c.real = 0.;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
813 c.imag = atof(s);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
814 return newcomplexobject(c);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
815 }
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
816 else
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
817 #endif
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
818 return newfloatobject(atof(s));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
819 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
820
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
821 static object *
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
822 parsestr(s)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
823 char *s;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
824 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
825 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
826 int len;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
827 char *buf;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
828 char *p;
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
829 char *end;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
830 int c;
1364
132602d854d8 Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents: 1354
diff changeset
831 int quote = *s;
132602d854d8 Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents: 1354
diff changeset
832 if (quote != '\'' && quote != '\"') {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
833 err_badcall();
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
834 return NULL;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
835 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
836 s++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
837 len = strlen(s);
1364
132602d854d8 Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents: 1354
diff changeset
838 if (s[--len] != quote) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
839 err_badcall();
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
840 return NULL;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
841 }
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
842 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
843 s += 2;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
844 len -= 2;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
845 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
846 err_badcall();
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
847 return NULL;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
848 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
849 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
850 if (strchr(s, '\\') == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
851 return newsizedstringobject(s, len);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
852 v = newsizedstringobject((char *)NULL, len);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
853 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
854 end = s + len;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
855 while (s < end) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
856 if (*s != '\\') {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
857 *p++ = *s++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
858 continue;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
859 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
860 s++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
861 switch (*s++) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
862 /* 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
863 case '\n': break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
864 case '\\': *p++ = '\\'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
865 case '\'': *p++ = '\''; break;
1364
132602d854d8 Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents: 1354
diff changeset
866 case '\"': *p++ = '\"'; break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
867 case 'b': *p++ = '\b'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
868 case 'f': *p++ = '\014'; break; /* FF */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
869 case 't': *p++ = '\t'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
870 case 'n': *p++ = '\n'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
871 case 'r': *p++ = '\r'; break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
872 case 'v': *p++ = '\013'; break; /* VT */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
873 case 'a': *p++ = '\007'; break; /* BEL, not classic C */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
874 case '0': case '1': case '2': case '3':
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
875 case '4': case '5': case '6': case '7':
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
876 c = s[-1] - '0';
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
877 if ('0' <= *s && *s <= '7') {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
878 c = (c<<3) + *s++ - '0';
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
879 if ('0' <= *s && *s <= '7')
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
880 c = (c<<3) + *s++ - '0';
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
881 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
882 *p++ = c;
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 case 'x':
2310
07913fb8f92f use Py_CHARMASK
Guido van Rossum <guido@python.org>
parents: 2241
diff changeset
885 if (isxdigit(Py_CHARMASK(*s))) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
886 sscanf(s, "%x", &c);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
887 *p++ = c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
888 do {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
889 s++;
2310
07913fb8f92f use Py_CHARMASK
Guido van Rossum <guido@python.org>
parents: 2241
diff changeset
890 } while (isxdigit(Py_CHARMASK(*s)));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
891 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
892 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
893 /* FALLTHROUGH */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
894 default: *p++ = '\\'; *p++ = s[-1]; break;
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 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
897 resizestring(&v, (int)(p - buf));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
898 return v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
899 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
900
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
901 static object *
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
902 parsestrplus(n)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
903 node *n;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
904 {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
905 object *v;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
906 int i;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
907 REQ(CHILD(n, 0), STRING);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
908 if ((v = parsestr(STR(CHILD(n, 0)))) != NULL) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
909 /* String literal concatenation */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
910 for (i = 1; i < NCH(n) && v != NULL; i++) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
911 joinstring_decref(&v, parsestr(STR(CHILD(n, i))));
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
912 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
913 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
914 return v;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
915 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
916
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
917 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
918 com_list_constructor(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
919 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
920 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
921 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
922 int len;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
923 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
924 if (TYPE(n) != testlist)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
925 REQ(n, exprlist);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
926 /* exprlist: expr (',' expr)* [',']; likewise for testlist */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
927 len = (NCH(n) + 1) / 2;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
928 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
929 com_node(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
930 com_addoparg(c, BUILD_LIST, len);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
931 com_pop(c, len-1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
932 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
933
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
934 static void
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
935 com_dictmaker(c, n)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
936 struct compiling *c;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
937 node *n;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
938 {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
939 int i;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
940 /* dictmaker: test ':' test (',' test ':' value)* [','] */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
941 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
942 /* 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
943 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
944 com_addbyte(c, DUP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
945 com_push(c, 1);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
946 com_node(c, CHILD(n, i+2)); /* value */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
947 com_addbyte(c, ROT_TWO);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
948 com_node(c, CHILD(n, i)); /* key */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
949 com_addbyte(c, STORE_SUBSCR);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
950 com_pop(c, 3);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
951 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
952 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
953
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
954 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
955 com_atom(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
956 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
957 node *n;
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 node *ch;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
960 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
961 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
962 REQ(n, atom);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
963 ch = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
964 switch (TYPE(ch)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
965 case LPAR:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
966 if (TYPE(CHILD(n, 1)) == RPAR) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
967 com_addoparg(c, BUILD_TUPLE, 0);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
968 com_push(c, 1);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
969 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
970 else
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
971 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
972 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
973 case LSQB:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
974 if (TYPE(CHILD(n, 1)) == RSQB) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
975 com_addoparg(c, BUILD_LIST, 0);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
976 com_push(c, 1);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
977 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
978 else
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
979 com_list_constructor(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
980 break;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
981 case LBRACE: /* '{' [dictmaker] '}' */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
982 com_addoparg(c, BUILD_MAP, 0);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
983 com_push(c, 1);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
984 if (TYPE(CHILD(n, 1)) != RBRACE)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
985 com_dictmaker(c, CHILD(n, 1));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
986 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
987 case BACKQUOTE:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
988 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
989 com_addbyte(c, UNARY_CONVERT);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
990 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
991 case NUMBER:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
992 if ((v = parsenumber(c, STR(ch))) == NULL) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
993 i = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
994 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
995 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
996 i = com_addconst(c, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
997 DECREF(v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
998 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
999 com_addoparg(c, LOAD_CONST, i);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1000 com_push(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1001 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1002 case STRING:
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1003 v = parsestrplus(n);
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
1004 if (v == NULL) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1005 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1006 i = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1007 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1008 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1009 i = com_addconst(c, v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1010 DECREF(v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1011 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1012 com_addoparg(c, LOAD_CONST, i);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1013 com_push(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1014 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1015 case NAME:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1016 com_addopname(c, LOAD_NAME, ch);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1017 com_push(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1018 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1019 default:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1020 /* XXX fprintf(stderr, "node type %d\n", TYPE(ch)); */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1021 com_error(c, SystemError, "com_atom: unexpected node type");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1022 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1023 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1024
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1025 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1026 com_slice(c, n, op)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1027 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1028 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1029 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1030 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1031 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1032 com_addbyte(c, op);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1033 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1034 else if (NCH(n) == 2) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1035 if (TYPE(CHILD(n, 0)) != COLON) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1036 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1037 com_addbyte(c, op+1);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1038 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1039 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1040 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1041 com_addbyte(c, op+2);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1042 }
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1043 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1044 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1045 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1046 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1047 com_node(c, CHILD(n, 2));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1048 com_addbyte(c, op+3);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1049 com_pop(c, 2);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1050 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1051 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1052
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1053 static void
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1054 com_argument(c, n, pkeywords)
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2367
diff changeset
1055 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
1056 node *n; /* argument */
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1057 object **pkeywords;
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2367
diff changeset
1058 {
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
1059 node *m;
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1060 REQ(n, argument); /* [test '='] test; really [keyword '='] test */
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2367
diff changeset
1061 if (NCH(n) == 1) {
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1062 if (*pkeywords != NULL) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1063 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
1064 "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
1065 }
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
1066 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
1067 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
1068 }
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1069 return;
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2367
diff changeset
1070 }
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
1071 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
1072 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
1073 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
1074 } 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
1075 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
1076 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
1077 }
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
1078 else {
5009
402e36c83d20 Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents: 4991
diff changeset
1079 object *v = PyString_InternFromString(STR(m));
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1080 if (v != NULL && *pkeywords == NULL)
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1081 *pkeywords = newdictobject();
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1082 if (v == NULL || *pkeywords == NULL)
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2367
diff changeset
1083 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
1084 else {
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1085 if (dict2lookup(*pkeywords, v) != NULL)
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1086 com_error(c, SyntaxError,
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1087 "duplicate keyword argument");
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1088 else
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1089 if (dict2insert(*pkeywords, v, v) != 0)
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1090 c->c_errors++;
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2367
diff changeset
1091 com_addoparg(c, LOAD_CONST, com_addconst(c, v));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1092 com_push(c, 1);
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2367
diff changeset
1093 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
1094 }
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2367
diff changeset
1095 }
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2367
diff changeset
1096 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
1097 }
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
1098
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1099 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1100 com_call_function(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1101 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
1102 node *n; /* EITHER arglist OR ')' */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1103 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1104 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
1105 com_addoparg(c, CALL_FUNCTION, 0);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1106 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1107 else {
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1108 object *keywords = NULL;
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1109 int i, na, nk;
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2367
diff changeset
1110 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
1111 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
1112 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
1113 for (i = 0; i < NCH(n); i += 2) {
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1114 com_argument(c, CHILD(n, i), &keywords);
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1115 if (keywords == NULL)
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2367
diff changeset
1116 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
1117 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
1118 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
1119 }
4905
32220c5728f5 Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents: 4596
diff changeset
1120 XDECREF(keywords);
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2367
diff changeset
1121 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
1122 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
1123 }
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
1124 com_addoparg(c, CALL_FUNCTION, na | (nk << 8));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1125 com_pop(c, na + 2*nk);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1126 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1127 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1128
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1129 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1130 com_select_member(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1131 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1132 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1133 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1134 com_addopname(c, LOAD_ATTR, 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
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1137 static void
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1138 com_sliceobj(c, n)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1139 struct compiling *c;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1140 node *n;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1141 {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1142 int i=0;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1143 int ns=2; /* number of slice arguments */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1144 node *ch;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1145
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1146 /* first argument */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1147 if (TYPE(CHILD(n,i)) == COLON) {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1148 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1149 com_push(c, 1);
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1150 i++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1151 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1152 else {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1153 com_node(c, CHILD(n,i));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1154 i++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1155 REQ(CHILD(n,i),COLON);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1156 i++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1157 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1158 /* second argument */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1159 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
1160 com_node(c, CHILD(n,i));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1161 i++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1162 }
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1163 else {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1164 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1165 com_push(c, 1);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1166 }
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1167 /* remaining arguments */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1168 for (; i < NCH(n); i++) {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1169 ns++;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1170 ch=CHILD(n,i);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1171 REQ(ch, sliceop);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1172 if (NCH(ch) == 1) {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1173 /* right argument of ':' missing */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1174 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1175 com_push(c, 1);
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1176 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1177 else
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1178 com_node(c, CHILD(ch,1));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1179 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1180 com_addoparg(c, BUILD_SLICE, ns);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1181 com_pop(c, 1 + (ns == 3));
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1182 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1183
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1184 static void
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1185 com_subscript(c, n)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1186 struct compiling *c;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1187 node *n;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1188 {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1189 node *ch;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1190 REQ(n, subscript);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1191 ch = CHILD(n,0);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1192 /* check for rubber index */
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1193 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
1194 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_Ellipsis));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1195 com_push(c, 1);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1196 }
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1197 else {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1198 /* check for slice */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1199 if ((TYPE(ch) == COLON || NCH(n) > 1))
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1200 com_sliceobj(c, n);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1201 else {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1202 REQ(ch, test);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1203 com_node(c, ch);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1204 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1205 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1206 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1207
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1208 static void
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1209 com_subscriptlist(c, n, assigning)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1210 struct compiling *c;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1211 node *n;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1212 int assigning;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1213 {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1214 int i, op;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1215 REQ(n, subscriptlist);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1216 /* 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
1217 if (NCH(n) == 1) {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1218 node *sub = CHILD(n, 0); /* subscript */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1219 /* Make it is a simple slice.
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1220 Should have exactly one colon. */
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1221 if ((TYPE(CHILD(sub, 0)) == COLON
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1222 || (NCH(sub) > 1 && TYPE(CHILD(sub, 1)) == COLON))
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1223 && (TYPE(CHILD(sub,NCH(sub)-1)) != sliceop))
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1224 {
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1225 if (assigning == OP_APPLY)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1226 op = SLICE;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1227 else
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1228 op = ((assigning == OP_ASSIGN) ? STORE_SLICE : DELETE_SLICE);
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1229 com_slice(c, sub, op);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1230 if (op == STORE_SLICE)
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1231 com_pop(c, 2);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1232 else if (op == DELETE_SLICE)
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1233 com_pop(c, 1);
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1234 return;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1235 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1236 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1237 /* Else normal subscriptlist. Compile each subscript. */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1238 for (i = 0; i < NCH(n); i += 2)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1239 com_subscript(c, CHILD(n, i));
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1240 /* Put multiple subscripts into a tuple */
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1241 if (NCH(n) > 1) {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1242 i = (NCH(n)+1) / 2;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1243 com_addoparg(c, BUILD_TUPLE, i);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1244 com_pop(c, i-1);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1245 }
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1246 if (assigning == OP_APPLY) {
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1247 op = BINARY_SUBSCR;
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1248 i = 1;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1249 }
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1250 else if (assigning == OP_ASSIGN) {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1251 op = STORE_SUBSCR;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1252 i = 3;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1253 }
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1254 else {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1255 op = DELETE_SUBSCR;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1256 i = 2;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1257 }
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1258 com_addbyte(c, op);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1259 com_pop(c, i);
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1260 }
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1261
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1262 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1263 com_apply_trailer(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1264 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1265 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1266 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1267 REQ(n, trailer);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1268 switch (TYPE(CHILD(n, 0))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1269 case LPAR:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1270 com_call_function(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1271 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1272 case DOT:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1273 com_select_member(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1274 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1275 case LSQB:
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1276 com_subscriptlist(c, CHILD(n, 1), OP_APPLY);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1277 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1278 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1279 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1280 "com_apply_trailer: unknown trailer type");
69
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
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1285 com_power(c, n)
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1286 struct compiling *c;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1287 node *n;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1288 {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1289 int i;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1290 REQ(n, power);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1291 com_atom(c, CHILD(n, 0));
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1292 for (i = 1; i < NCH(n); i++) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1293 if (TYPE(CHILD(n, i)) == DOUBLESTAR) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1294 com_factor(c, CHILD(n, i+1));
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1295 com_addbyte(c, BINARY_POWER);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1296 com_pop(c, 1);
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1297 break;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1298 }
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1299 else
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1300 com_apply_trailer(c, CHILD(n, i));
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1301 }
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1302 }
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1303
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1304 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1305 com_factor(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1306 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1307 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1308 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1309 REQ(n, factor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1310 if (TYPE(CHILD(n, 0)) == PLUS) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1311 com_factor(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1312 com_addbyte(c, UNARY_POSITIVE);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1313 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1314 else if (TYPE(CHILD(n, 0)) == MINUS) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1315 com_factor(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1316 com_addbyte(c, UNARY_NEGATIVE);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1317 }
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1318 else if (TYPE(CHILD(n, 0)) == TILDE) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1319 com_factor(c, CHILD(n, 1));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1320 com_addbyte(c, UNARY_INVERT);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1321 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1322 else {
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1323 com_power(c, CHILD(n, 0));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1324 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1325 }
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 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1328 com_term(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1329 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1330 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1331 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1332 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1333 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1334 REQ(n, term);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1335 com_factor(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1336 for (i = 2; i < NCH(n); i += 2) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1337 com_factor(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1338 switch (TYPE(CHILD(n, i-1))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1339 case STAR:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1340 op = BINARY_MULTIPLY;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1341 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1342 case SLASH:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1343 op = BINARY_DIVIDE;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1344 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1345 case PERCENT:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1346 op = BINARY_MODULO;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1347 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1348 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1349 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1350 "com_term: operator not *, / or %");
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1351 op = 255;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1352 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1353 com_addbyte(c, op);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1354 com_pop(c, 1);
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1355 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1356 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1357
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1358 static void
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1359 com_arith_expr(c, n)
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1360 struct compiling *c;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1361 node *n;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1362 {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1363 int i;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1364 int op;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1365 REQ(n, arith_expr);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1366 com_term(c, CHILD(n, 0));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1367 for (i = 2; i < NCH(n); i += 2) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1368 com_term(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1369 switch (TYPE(CHILD(n, i-1))) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1370 case PLUS:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1371 op = BINARY_ADD;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1372 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1373 case MINUS:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1374 op = BINARY_SUBTRACT;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1375 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1376 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1377 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1378 "com_arith_expr: operator not + or -");
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1379 op = 255;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1380 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1381 com_addbyte(c, op);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1382 com_pop(c, 1);
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1383 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1384 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1385
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1386 static void
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1387 com_shift_expr(c, n)
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1388 struct compiling *c;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1389 node *n;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1390 {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1391 int i;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1392 int op;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1393 REQ(n, shift_expr);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1394 com_arith_expr(c, CHILD(n, 0));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1395 for (i = 2; i < NCH(n); i += 2) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1396 com_arith_expr(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1397 switch (TYPE(CHILD(n, i-1))) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1398 case LEFTSHIFT:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1399 op = BINARY_LSHIFT;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1400 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1401 case RIGHTSHIFT:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1402 op = BINARY_RSHIFT;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1403 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1404 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1405 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1406 "com_shift_expr: operator not << or >>");
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1407 op = 255;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1408 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1409 com_addbyte(c, op);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1410 com_pop(c, 1);
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1411 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1412 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1413
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1414 static void
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1415 com_and_expr(c, n)
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1416 struct compiling *c;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1417 node *n;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1418 {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1419 int i;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1420 int op;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1421 REQ(n, and_expr);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1422 com_shift_expr(c, CHILD(n, 0));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1423 for (i = 2; i < NCH(n); i += 2) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1424 com_shift_expr(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1425 if (TYPE(CHILD(n, i-1)) == AMPER) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1426 op = BINARY_AND;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1427 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1428 else {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1429 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1430 "com_and_expr: operator not &");
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1431 op = 255;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1432 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1433 com_addbyte(c, op);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1434 com_pop(c, 1);
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1435 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1436 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1437
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1438 static void
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1439 com_xor_expr(c, n)
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1440 struct compiling *c;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1441 node *n;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1442 {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1443 int i;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1444 int op;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1445 REQ(n, xor_expr);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1446 com_and_expr(c, CHILD(n, 0));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1447 for (i = 2; i < NCH(n); i += 2) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1448 com_and_expr(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1449 if (TYPE(CHILD(n, i-1)) == CIRCUMFLEX) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1450 op = BINARY_XOR;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1451 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1452 else {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1453 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1454 "com_xor_expr: operator not ^");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1455 op = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1456 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1457 com_addbyte(c, op);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1458 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1459 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1460 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1461
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1462 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1463 com_expr(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1464 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1465 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1466 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1467 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1468 int op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1469 REQ(n, expr);
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1470 com_xor_expr(c, CHILD(n, 0));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1471 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
1472 com_xor_expr(c, CHILD(n, i));
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1473 if (TYPE(CHILD(n, i-1)) == VBAR) {
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1474 op = BINARY_OR;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1475 }
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1476 else {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1477 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1478 "com_expr: expr operator not |");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1479 op = 255;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1480 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1481 com_addbyte(c, op);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1482 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1483 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1484 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1485
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1486 static enum cmp_op
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1487 cmp_type(n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1488 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1489 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1490 REQ(n, comp_op);
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1491 /* comp_op: '<' | '>' | '=' | '>=' | '<=' | '<>' | '!=' | '=='
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1492 | 'in' | 'not' 'in' | 'is' | 'is' not' */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1493 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1494 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1495 switch (TYPE(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1496 case LESS: return LT;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1497 case GREATER: return GT;
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1498 case EQEQUAL: /* == */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1499 case EQUAL: return EQ;
388
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1500 case LESSEQUAL: return LE;
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1501 case GREATEREQUAL: return GE;
31d509e94271 Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents: 336
diff changeset
1502 case NOTEQUAL: return NE; /* <> or != */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1503 case NAME: if (strcmp(STR(n), "in") == 0) return IN;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1504 if (strcmp(STR(n), "is") == 0) return IS;
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 else if (NCH(n) == 2) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1508 switch (TYPE(CHILD(n, 0))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1509 case NAME: if (strcmp(STR(CHILD(n, 1)), "in") == 0)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1510 return NOT_IN;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1511 if (strcmp(STR(CHILD(n, 0)), "is") == 0)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1512 return IS_NOT;
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 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1515 return BAD;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1516 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1517
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1518 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1519 com_comparison(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1520 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1521 node *n;
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 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1524 enum cmp_op op;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1525 int anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1526 REQ(n, comparison); /* comparison: expr (comp_op expr)* */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1527 com_expr(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1528 if (NCH(n) == 1)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1529 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1530
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1531 /****************************************************************
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1532 The following code is generated for all but the last
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1533 comparison in a chain:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1534
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1535 label: on stack: opcode: jump to:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1536
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1537 a <code to load b>
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1538 a, b DUP_TOP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1539 a, b, b ROT_THREE
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1540 b, a, b COMPARE_OP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1541 b, 0-or-1 JUMP_IF_FALSE L1
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1542 b, 1 POP_TOP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1543 b
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 We are now ready to repeat this sequence for the next
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1546 comparison in the chain.
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1547
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1548 For the last we generate:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1549
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1550 b <code to load c>
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1551 b, c COMPARE_OP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1552 0-or-1
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1553
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1554 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
1555 comparison), we generate:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1556
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1557 0-or-1 JUMP_FORWARD L2
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1558 L1: b, 0 ROT_TWO
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1559 0, b POP_TOP
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1560 0
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1561 L2: 0-or-1
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1562 ****************************************************************/
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1563
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1564 anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1565
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1566 for (i = 2; i < NCH(n); i += 2) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1567 com_expr(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1568 if (i+2 < NCH(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1569 com_addbyte(c, DUP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1570 com_push(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1571 com_addbyte(c, ROT_THREE);
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 op = cmp_type(CHILD(n, i-1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1574 if (op == BAD) {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1575 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1576 "com_comparison: unknown comparison op");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1577 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1578 com_addoparg(c, COMPARE_OP, op);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1579 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1580 if (i+2 < NCH(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1581 com_addfwref(c, JUMP_IF_FALSE, &anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1582 com_addbyte(c, POP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1583 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1584 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1585 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1586
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1587 if (anchor) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1588 int anchor2 = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1589 com_addfwref(c, JUMP_FORWARD, &anchor2);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1590 com_backpatch(c, anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1591 com_addbyte(c, ROT_TWO);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1592 com_addbyte(c, POP_TOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1593 com_backpatch(c, anchor2);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1594 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1595 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1596
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1597 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1598 com_not_test(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1599 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1600 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1601 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1602 REQ(n, not_test); /* 'not' not_test | comparison */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1603 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1604 com_comparison(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1605 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1606 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1607 com_not_test(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1608 com_addbyte(c, UNARY_NOT);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1609 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1610 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1611
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1612 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1613 com_and_test(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1614 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1615 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1616 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1617 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1618 int anchor;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1619 REQ(n, and_test); /* not_test ('and' not_test)* */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1620 anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1621 i = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1622 for (;;) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1623 com_not_test(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1624 if ((i += 2) >= NCH(n))
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1625 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1626 com_addfwref(c, JUMP_IF_FALSE, &anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1627 com_addbyte(c, POP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1628 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1629 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1630 if (anchor)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1631 com_backpatch(c, anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1632 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1633
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1634 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1635 com_test(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1636 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1637 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1638 {
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1639 REQ(n, test); /* and_test ('or' and_test)* | lambdef */
1417
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1640 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
1641 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
1642 int i;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1643 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
1644 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
1645 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
1646 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
1647 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
1648 }
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1649 else {
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1650 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
1651 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
1652 }
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1653 com_addoparg(c, LOAD_CONST, i);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1654 com_push(c, 1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1655 com_addoparg(c, MAKE_FUNCTION, ndefs);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1656 com_pop(c, ndefs);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1657 }
1417
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1658 else {
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1659 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
1660 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
1661 for (;;) {
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1662 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
1663 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
1664 break;
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1665 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
1666 com_addbyte(c, POP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1667 com_pop(c, 1);
1417
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1668 }
f7edfa6d0dcb change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents: 1415
diff changeset
1669 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
1670 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
1671 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1672 }
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 static void
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
1675 com_list(c, n, toplevel)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1676 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1677 node *n;
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
1678 int toplevel; /* If nonzero, *always* build a tuple */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1679 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1680 /* exprlist: expr (',' expr)* [',']; likewise for testlist */
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
1681 if (NCH(n) == 1 && !toplevel) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1682 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1683 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1684 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1685 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1686 int len;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1687 len = (NCH(n) + 1) / 2;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1688 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1689 com_node(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1690 com_addoparg(c, BUILD_TUPLE, len);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1691 com_pop(c, len-1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1692 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1693 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1694
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1695
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1696 /* Begin of assignment compilation */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1697
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1698 static void com_assign_name PROTO((struct compiling *, node *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1699 static void com_assign PROTO((struct compiling *, node *, int));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1700
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1701 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1702 com_assign_attr(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1703 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1704 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1705 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1706 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1707 com_addopname(c, assigning ? STORE_ATTR : DELETE_ATTR, n);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1708 com_pop(c, assigning ? 2 : 1);
69
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 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1712 com_assign_trailer(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1713 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1714 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1715 int assigning;
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 REQ(n, trailer);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1718 switch (TYPE(CHILD(n, 0))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1719 case LPAR: /* '(' [exprlist] ')' */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1720 com_error(c, SyntaxError, "can't assign to function call");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1721 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1722 case DOT: /* '.' NAME */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1723 com_assign_attr(c, CHILD(n, 1), assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1724 break;
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1725 case LSQB: /* '[' subscriptlist ']' */
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1726 com_subscriptlist(c, CHILD(n, 1), assigning);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1727 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1728 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1729 com_error(c, SystemError, "unknown trailer type");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1730 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1731 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1732
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1733 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1734 com_assign_tuple(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1735 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1736 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1737 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1738 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1739 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1740 if (TYPE(n) != testlist)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1741 REQ(n, exprlist);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1742 if (assigning) {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1743 i = (NCH(n)+1)/2;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1744 com_addoparg(c, UNPACK_TUPLE, i);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1745 com_push(c, i-1);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1746 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1747 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1748 com_assign(c, CHILD(n, i), assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1749 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1750
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1751 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1752 com_assign_list(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1753 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1754 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1755 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1756 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1757 int i;
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1758 if (assigning) {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1759 i = (NCH(n)+1)/2;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1760 com_addoparg(c, UNPACK_LIST, i);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1761 com_push(c, i-1);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1762 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1763 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1764 com_assign(c, CHILD(n, i), assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1765 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1766
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1767 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1768 com_assign_name(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1769 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1770 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1771 int assigning;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1772 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1773 REQ(n, NAME);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1774 com_addopname(c, assigning ? STORE_NAME : DELETE_NAME, n);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1775 if (assigning)
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1776 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1777 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1778
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1779 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1780 com_assign(c, n, assigning)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1781 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1782 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1783 int assigning;
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 /* Loop to avoid trivial recursion */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1786 for (;;) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1787 switch (TYPE(n)) {
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1788
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1789 case exprlist:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1790 case testlist:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1791 if (NCH(n) > 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1792 com_assign_tuple(c, n, assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1793 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1794 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1795 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1796 break;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1797
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1798 case test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1799 case and_test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1800 case not_test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1801 case comparison:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1802 case expr:
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1803 case xor_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1804 case and_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1805 case shift_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
1806 case arith_expr:
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1807 case term:
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1808 case factor:
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1809 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
1810 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1811 "can't assign to operator");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1812 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1813 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1814 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1815 break;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1816
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1817 case power: /* atom trailer* ('**' power)* */
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1818 /* ('+'|'-'|'~') factor | atom trailer* */
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1819 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
1820 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1821 "can't assign to operator");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1822 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1823 }
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1824 if (NCH(n) > 1) { /* trailer or exponent present */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1825 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1826 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1827 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
1828 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
1829 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1830 "can't assign to operator");
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1831 return;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
1832 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1833 com_apply_trailer(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1834 } /* NB i is still alive */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1835 com_assign_trailer(c,
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1836 CHILD(n, i), assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1837 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1838 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1839 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1840 break;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1841
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1842 case atom:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1843 switch (TYPE(CHILD(n, 0))) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1844 case LPAR:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1845 n = CHILD(n, 1);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1846 if (TYPE(n) == RPAR) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1847 /* XXX Should allow () = () ??? */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1848 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1849 "can't assign to ()");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1850 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1851 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1852 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1853 case LSQB:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1854 n = CHILD(n, 1);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1855 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
1856 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1857 "can't assign to []");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1858 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1859 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1860 com_assign_list(c, n, assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1861 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1862 case NAME:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1863 com_assign_name(c, CHILD(n, 0), assigning);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1864 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1865 default:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1866 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1867 "can't assign to literal");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1868 return;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1869 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1870 break;
3963
00722990b80c Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents: 3839
diff changeset
1871
00722990b80c Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents: 3839
diff changeset
1872 case lambdef:
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1873 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
1874 return;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1875
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1876 default:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1877 /* XXX fprintf(stderr, "node type %d\n", TYPE(n)); */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
1878 com_error(c, SystemError, "com_assign: bad node");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1879 return;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1880
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1881 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1882 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1883 }
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1884 /* Forward */ static node *get_rawdocstring PROTO((node *));
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1885
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1886 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1887 com_expr_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1888 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1889 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1890 {
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1891 REQ(n, expr_stmt); /* testlist ('=' testlist)* */
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1892 /* Forget it if we have just a doc string here */
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1893 if (NCH(n) == 1 && get_rawdocstring(n) != NULL)
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1894 return;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1895 com_node(c, CHILD(n, NCH(n)-1));
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1896 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
1897 if (c->c_interactive)
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
1898 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
1899 else
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
1900 com_addbyte(c, POP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1901 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1902 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1903 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1904 int i;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1905 for (i = 0; i < NCH(n)-2; i+=2) {
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1906 if (i+2 < NCH(n)-2) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1907 com_addbyte(c, DUP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1908 com_push(c, 1);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1909 }
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
1910 com_assign(c, CHILD(n, i), OP_ASSIGN);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1911 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1912 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1913 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1914
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1915 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1916 com_print_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1917 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1918 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1919 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1920 int i;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1921 REQ(n, print_stmt); /* 'print' (test ',')* [test] */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1922 for (i = 1; i < NCH(n); i += 2) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1923 com_node(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1924 com_addbyte(c, PRINT_ITEM);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1925 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1926 }
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1927 if (TYPE(CHILD(n, NCH(n)-1)) != COMMA)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1928 com_addbyte(c, PRINT_NEWLINE);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1929 /* XXX Alternatively, LOAD_CONST '\n' and then PRINT_ITEM */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1930 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1931
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1932 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1933 com_return_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1934 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1935 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1936 {
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
1937 REQ(n, return_stmt); /* 'return' [testlist] */
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
1938 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
1939 com_error(c, SyntaxError, "'return' outside function");
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
1940 }
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1941 if (NCH(n) < 2) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1942 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1943 com_push(c, 1);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1944 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1945 else
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1946 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1947 com_addbyte(c, RETURN_VALUE);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1948 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1949 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1950
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1951 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1952 com_raise_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1953 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1954 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1955 {
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1956 int i;
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2367
diff changeset
1957 REQ(n, raise_stmt); /* 'raise' test [',' test [',' test]] */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1958 com_node(c, CHILD(n, 1));
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1959 if (NCH(n) > 3) {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1960 com_node(c, CHILD(n, 3));
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1961 if (NCH(n) > 5)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1962 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
1963 }
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1964 i = NCH(n)/2;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1965 com_addoparg(c, RAISE_VARARGS, i);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1966 com_pop(c, i);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1967 }
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 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1970 com_import_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1971 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1972 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1973 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1974 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1975 REQ(n, import_stmt);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1976 /* 'import' dotted_name (',' dotted_name)* |
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1977 'from' dotted_name 'import' ('*' | NAME (',' NAME)*) */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1978 if (STR(CHILD(n, 0))[0] == 'f') {
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1979 /* 'from' dotted_name 'import' ... */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1980 REQ(CHILD(n, 1), dotted_name);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1981 com_addopname(c, IMPORT_NAME, CHILD(n, 1));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1982 com_push(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1983 for (i = 3; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1984 com_addopname(c, IMPORT_FROM, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1985 com_addbyte(c, POP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1986 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1987 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1988 else {
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
1989 /* 'import' ... */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1990 for (i = 1; i < NCH(n); i += 2) {
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1991 REQ(CHILD(n, i), dotted_name);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1992 com_addopname(c, IMPORT_NAME, CHILD(n, i));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1993 com_push(c, 1);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
1994 com_addopname(c, STORE_NAME, CHILD(CHILD(n, i), 0));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
1995 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1996 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
1997 }
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
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2001 com_global_stmt(c, n)
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2002 struct compiling *c;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2003 node *n;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2004 {
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2005 int i;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2006 REQ(n, global_stmt);
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2007 /* 'global' NAME (',' NAME)* */
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2008 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
2009 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
2010 #ifdef PRIVATE_NAME_MANGLING
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
2011 char buffer[256];
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
2012 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
2013 c->c_private != NULL &&
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
2014 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
2015 s = buffer;
7b84dae97ee8 Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents: 4129
diff changeset
2016 #endif
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2017 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
2018 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
2019 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2020 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
2021 c->c_errors++;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2022 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2023 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2024
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2025 static int
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2026 com_newlocal_o(c, nameval)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2027 struct compiling *c;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2028 object *nameval;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2029 {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2030 int i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2031 object *ival;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2032 if (getlistsize(c->c_varnames) != c->c_nlocals) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2033 /* 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
2034 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
2035 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
2036 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2037 return 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2038 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2039 ival = newintobject(i = c->c_nlocals++);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2040 if (ival == NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2041 c->c_errors++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2042 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
2043 c->c_errors++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2044 else if (addlistitem(c->c_varnames, nameval) != 0)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2045 c->c_errors++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2046 XDECREF(ival);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2047 return i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2048 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2049
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2050 static int
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2051 com_addlocal_o(c, nameval)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2052 struct compiling *c;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2053 object *nameval;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2054 {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2055 object *ival = mappinglookup(c->c_locals, nameval);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2056 if (ival != NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2057 return getintvalue(ival);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2058 return com_newlocal_o(c, nameval);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2059 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2060
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2061 static int
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2062 com_newlocal(c, name)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2063 struct compiling *c;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2064 char *name;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2065 {
5009
402e36c83d20 Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents: 4991
diff changeset
2066 object *nameval = PyString_InternFromString(name);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2067 int i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2068 if (nameval == NULL) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2069 c->c_errors++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2070 return 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2071 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2072 i = com_newlocal_o(c, nameval);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2073 DECREF(nameval);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2074 return i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2075 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2076
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2077 #ifdef SUPPORT_OBSOLETE_ACCESS
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2078
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2079 #define strequ(a, b) (strcmp((a), (b)) == 0)
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2080
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2081 static void
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2082 com_access_stmt(c, n)
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2083 struct compiling *c;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2084 node *n;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2085 {
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2086 int i, j, k, mode, imode;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2087 object *vmode;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2088 REQ(n, access_stmt);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2089 /* 'access' NAME (',' NAME)* ':' accesstype (',' accesstype)*
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2090 accesstype: NAME+ */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2091
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2092 /* Find where the colon is */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2093 i = 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2094 while (TYPE(CHILD(n,i-1)) != COLON)
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2095 i += 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2096
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2097 /* Calculate the mode mask */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2098 mode = 0;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2099 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
2100 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
2101 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
2102 if (strequ(STR(CHILD(CHILD(n,j),k)), "public"))
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2103 p = 0;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2104 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
2105 p = 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2106 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
2107 p = 2;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2108 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
2109 r = 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2110 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
2111 w = 1;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2112 else /* XXX should make this an exception */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2113 fprintf(stderr, "bad access type %s\n",
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2114 STR(CHILD(CHILD(n,j),k)));
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2115 }
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2116 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
2117 r = w = 1;
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2118 if (p == 0) {
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2119 if (r == 1) mode |= AC_R_PUBLIC;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2120 if (w == 1) mode |= AC_W_PUBLIC;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2121 } else if (p == 1) {
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2122 if (r == 1) mode |= AC_R_PROTECTED;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2123 if (w == 1) mode |= AC_W_PROTECTED;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2124 } else {
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2125 if (r == 1) mode |= AC_R_PRIVATE;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2126 if (w == 1) mode |= AC_W_PRIVATE;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2127 }
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2128 }
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2129 vmode = newintobject((long)mode);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2130 imode = com_addconst(c, vmode);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2131 XDECREF(vmode);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2132 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
2133 com_addoparg(c, LOAD_CONST, imode);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2134 com_addopname(c, ACCESS_MODE, CHILD(n, i));
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2135 }
4003
138fa15a1032 Disable support for access statement
Guido van Rossum <guido@python.org>
parents: 3963
diff changeset
2136 }
3166
938c433c876a disable code generation for access statement
Guido van Rossum <guido@python.org>
parents: 3139
diff changeset
2137 #endif
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2138
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2139 static void
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2140 com_exec_stmt(c, n)
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2141 struct compiling *c;
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2142 node *n;
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2143 {
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2144 REQ(n, exec_stmt);
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2145 /* 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
2146 com_node(c, CHILD(n, 1));
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2147 if (NCH(n) >= 4)
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2148 com_node(c, CHILD(n, 3));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2149 else {
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2150 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2151 com_push(c, 1);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2152 }
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2153 if (NCH(n) >= 6)
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2154 com_node(c, CHILD(n, 5));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2155 else {
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2156 com_addbyte(c, DUP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2157 com_push(c, 1);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2158 }
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2159 com_addbyte(c, EXEC_STMT);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2160 com_pop(c, 3);
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2161 }
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2162
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2163 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2164 com_if_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2165 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2166 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2167 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2168 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2169 int anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2170 REQ(n, if_stmt);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2171 /*'if' test ':' suite ('elif' test ':' suite)* ['else' ':' suite] */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2172 for (i = 0; i+3 < NCH(n); i+=4) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2173 int a = 0;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2174 node *ch = CHILD(n, i+1);
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2175 if (i > 0)
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2176 com_addoparg(c, SET_LINENO, ch->n_lineno);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2177 com_node(c, CHILD(n, i+1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2178 com_addfwref(c, JUMP_IF_FALSE, &a);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2179 com_addbyte(c, POP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2180 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2181 com_node(c, CHILD(n, i+3));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2182 com_addfwref(c, JUMP_FORWARD, &anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2183 com_backpatch(c, a);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2184 /* We jump here with an extra entry which we now pop */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2185 com_addbyte(c, POP_TOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2186 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2187 if (i+2 < NCH(n))
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2188 com_node(c, CHILD(n, i+2));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2189 com_backpatch(c, anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2190 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2191
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2192 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2193 com_while_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2194 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2195 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2196 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2197 int break_anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2198 int anchor = 0;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2199 int save_begin = c->c_begin;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2200 REQ(n, while_stmt); /* 'while' test ':' suite ['else' ':' suite] */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2201 com_addfwref(c, SETUP_LOOP, &break_anchor);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2202 block_push(c, SETUP_LOOP);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2203 c->c_begin = c->c_nexti;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2204 com_addoparg(c, SET_LINENO, n->n_lineno);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2205 com_node(c, CHILD(n, 1));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2206 com_addfwref(c, JUMP_IF_FALSE, &anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2207 com_addbyte(c, POP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2208 com_pop(c, 1);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2209 c->c_loops++;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2210 com_node(c, CHILD(n, 3));
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2211 c->c_loops--;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2212 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2213 c->c_begin = save_begin;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2214 com_backpatch(c, anchor);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2215 /* We jump here with one entry more on the stack */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2216 com_addbyte(c, POP_TOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2217 com_addbyte(c, POP_BLOCK);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2218 block_pop(c, SETUP_LOOP);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2219 if (NCH(n) > 4)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2220 com_node(c, CHILD(n, 6));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2221 com_backpatch(c, break_anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2222 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2223
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2224 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2225 com_for_stmt(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2226 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2227 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2228 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2229 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2230 int break_anchor = 0;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2231 int anchor = 0;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2232 int save_begin = c->c_begin;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2233 REQ(n, for_stmt);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2234 /* 'for' exprlist 'in' exprlist ':' suite ['else' ':' suite] */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2235 com_addfwref(c, SETUP_LOOP, &break_anchor);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2236 block_push(c, SETUP_LOOP);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2237 com_node(c, CHILD(n, 3));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2238 v = newintobject(0L);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2239 if (v == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2240 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2241 com_addoparg(c, LOAD_CONST, com_addconst(c, v));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2242 com_push(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2243 XDECREF(v);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2244 c->c_begin = c->c_nexti;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2245 com_addoparg(c, SET_LINENO, n->n_lineno);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2246 com_addfwref(c, FOR_LOOP, &anchor);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2247 com_push(c, 1);
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
2248 com_assign(c, CHILD(n, 1), OP_ASSIGN);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2249 c->c_loops++;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2250 com_node(c, CHILD(n, 5));
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2251 c->c_loops--;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2252 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2253 c->c_begin = save_begin;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2254 com_backpatch(c, anchor);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2255 com_pop(c, 2); /* FOR_LOOP has popped these */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2256 com_addbyte(c, POP_BLOCK);
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2257 block_pop(c, SETUP_LOOP);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2258 if (NCH(n) > 8)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2259 com_node(c, CHILD(n, 8));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2260 com_backpatch(c, break_anchor);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2261 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2262
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2263 /* 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
2264
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2265 SETUP_FINALLY L
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2266 <code for S>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2267 POP_BLOCK
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2268 LOAD_CONST <nil>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2269 L: <code for Sf>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2270 END_FINALLY
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2271
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2272 The special instructions use the block stack. Each block
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2273 stack entry contains the instruction that created it (here
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2274 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
2275 block stack entry was created, and a label (here L).
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2276
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2277 SETUP_FINALLY:
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2278 Pushes the current value stack level and the label
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2279 onto the block stack.
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2280 POP_BLOCK:
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2281 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
2282 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
2283 block stack. (The label is ignored.)
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2284 END_FINALLY:
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2285 Pops a variable number of entries from the *value* stack
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2286 and re-raises the exception they specify. The number of
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2287 entries popped depends on the (pseudo) exception type.
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2288
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2289 The block stack is unwound when an exception is raised:
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2290 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
2291 onto the value stack (and the exception condition is cleared),
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2292 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
2293 stack.
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2294
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2295 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
2296 (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
2297 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
2298 associated value, and 'exc' the exception.)
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2299
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2300 Value stack Label Instruction Argument
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2301 [] SETUP_EXCEPT L1
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2302 [] <code for S>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2303 [] POP_BLOCK
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2304 [] JUMP_FORWARD L0
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2305
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2306 [tb, val, exc] L1: DUP )
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2307 [tb, val, exc, exc] <evaluate E1> )
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2308 [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
2309 [tb, val, exc, 1-or-0] JUMP_IF_FALSE L2 )
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2310 [tb, val, exc, 1] POP )
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2311 [tb, val, exc] POP
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2312 [tb, val] <assign to V1> (or POP if no V1)
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2313 [tb] POP
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2314 [] <code for S1>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2315 JUMP_FORWARD L0
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2316
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2317 [tb, val, exc, 0] L2: POP
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2318 [tb, val, exc] DUP
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2319 .............................etc.......................
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2320
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2321 [tb, val, exc, 0] Ln+1: POP
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2322 [tb, val, exc] END_FINALLY # re-raise exception
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2323
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2324 [] L0: <next statement>
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2325
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2326 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
2327 */
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2328
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2329 static void
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2330 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
2331 struct compiling *c;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2332 node *n;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2333 {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2334 int except_anchor = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2335 int end_anchor = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2336 int else_anchor = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2337 int i;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2338 node *ch;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2339
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2340 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
2341 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
2342 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
2343 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
2344 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
2345 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
2346 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
2347 for (i = 3;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2348 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
2349 i += 3) {
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2350 /* except_clause: 'except' [expr [',' var]] */
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2351 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
2352 com_error(c, SyntaxError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
2353 "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
2354 break;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2355 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2356 except_anchor = 0;
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2357 com_push(c, 3); /* tb, val, exc pushed by exception */
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2358 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
2359 if (NCH(ch) > 1) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2360 com_addbyte(c, DUP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2361 com_push(c, 1);
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2362 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
2363 com_addoparg(c, COMPARE_OP, EXC_MATCH);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2364 com_pop(c, 1);
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2365 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
2366 com_addbyte(c, POP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2367 com_pop(c, 1);
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2368 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2369 com_addbyte(c, POP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2370 com_pop(c, 1);
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2371 if (NCH(ch) > 3)
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
2372 com_assign(c, CHILD(ch, 3), OP_ASSIGN);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2373 else {
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2374 com_addbyte(c, POP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2375 com_pop(c, 1);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2376 }
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2377 com_addbyte(c, POP_TOP);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2378 com_pop(c, 1);
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2379 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
2380 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
2381 if (except_anchor) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2382 com_backpatch(c, except_anchor);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2383 /* We come in with [tb, val, exc, 0] on the
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2384 stack; one pop and it's the same as
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2385 expected at the start of the loop */
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2386 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
2387 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2388 }
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2389 /* We actually come in here with [tb, val, exc] but the
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2390 END_FINALLY will zap those and jump around.
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2391 The c_stacklevel does not reflect them so we need not pop
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2392 anything. */
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2393 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
2394 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
2395 if (i < NCH(n))
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2396 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
2397 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
2398 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2399
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2400 static void
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2401 com_try_finally(c, n)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2402 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2403 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2404 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2405 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
2406 node *ch;
792
dc3b455f7632 Only * can be used for varargs argument lists
Guido van Rossum <guido@python.org>
parents: 744
diff changeset
2407
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2408 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
2409 block_push(c, SETUP_FINALLY);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2410 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
2411 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
2412 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
2413 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
2414 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2415 /* While the generated code pushes only one item,
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2416 the try-finally handling can enter here with
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2417 up to three items. OK, here are the details:
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2418 3 for an exception, 2 for RETURN, 1 for BREAK. */
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2419 com_push(c, 3);
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2420 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
2421 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
2422 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
2423 com_node(c, ch);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2424 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
2425 block_pop(c, END_FINALLY);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2426 com_pop(c, 3); /* Matches the com_push above */
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2427 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2428
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2429 static void
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2430 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
2431 struct compiling *c;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2432 node *n;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2433 {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2434 REQ(n, try_stmt);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2435 /* '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
2436 | 'try' ':' suite 'finally' ':' suite */
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2437 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
2438 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
2439 else
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2440 com_try_except(c, n);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2441 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2442
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2443 static node *
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2444 get_rawdocstring(n)
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2445 node *n;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2446 {
2241
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2447 int i;
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2448
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2449 /* Label to avoid tail recursion */
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2450 next:
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2451 switch (TYPE(n)) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2452
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2453 case suite:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2454 if (NCH(n) == 1) {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2455 n = CHILD(n, 0);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2456 goto next;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2457 }
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2458 /* Fall through */
2241
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2459 case file_input:
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2460 for (i = 0; i < NCH(n); i++) {
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2461 node *ch = CHILD(n, i);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2462 if (TYPE(ch) == stmt) {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2463 n = ch;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2464 goto next;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2465 }
2241
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2466 }
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2467 break;
fefae37c053c added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents: 2203
diff changeset
2468
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2469 case stmt:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2470 case simple_stmt:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2471 case small_stmt:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2472 n = CHILD(n, 0);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2473 goto next;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2474
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2475 case expr_stmt:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2476 case testlist:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2477 case test:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2478 case and_test:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2479 case not_test:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2480 case comparison:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2481 case expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2482 case xor_expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2483 case and_expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2484 case shift_expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2485 case arith_expr:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2486 case term:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2487 case factor:
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2488 case power:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2489 if (NCH(n) == 1) {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2490 n = CHILD(n, 0);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2491 goto next;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2492 }
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2493 break;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2494
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2495 case atom:
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2496 if (TYPE(CHILD(n, 0)) == STRING)
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2497 return n;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2498 break;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2499
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2500 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2501 return NULL;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2502 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2503
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2504 static object *
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2505 get_docstring(n)
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2506 node *n;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2507 {
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2508 n = get_rawdocstring(n);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2509 if (n == NULL)
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2510 return NULL;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2511 return parsestrplus(n);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2512 }
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2513
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2514 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2515 com_suite(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2516 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2517 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2518 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2519 REQ(n, suite);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2520 /* simple_stmt | NEWLINE INDENT NEWLINE* (stmt NEWLINE*)+ DEDENT */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2521 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2522 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2523 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2524 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2525 int i;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2526 for (i = 0; i < NCH(n); i++) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2527 node *ch = CHILD(n, i);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2528 if (TYPE(ch) == stmt)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2529 com_node(c, ch);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2530 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2531 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2532 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2533
744
834dd4a77ee2 fix what lint found
Guido van Rossum <guido@python.org>
parents: 703
diff changeset
2534 /* ARGSUSED */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2535 static void
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2536 com_continue_stmt(c, n)
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2537 struct compiling *c;
744
834dd4a77ee2 fix what lint found
Guido van Rossum <guido@python.org>
parents: 703
diff changeset
2538 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
2539 {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2540 int i = c->c_nblocks;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2541 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
2542 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2543 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2544 else {
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
2545 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
2546 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2547 /* XXX Could allow it inside a 'finally' clause
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2548 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
2549 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2550
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2551 static int
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2552 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
2553 struct compiling *c;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2554 node *n;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2555 {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2556 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
2557 if (TYPE(n) == lambdef) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2558 /* lambdef: 'lambda' [varargslist] ':' test */
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2559 n = CHILD(n, 1);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2560 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2561 else {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2562 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
2563 n = CHILD(n, 2);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2564 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
2565 n = CHILD(n, 1);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2566 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2567 if (TYPE(n) != varargslist)
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2568 return 0;
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2569 /* varargslist:
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2570 (fpdef ['=' test] ',')* '*' ....... |
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2571 fpdef ['=' test] (',' fpdef ['=' test])* [','] */
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2572 nch = NCH(n);
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2573 nargs = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2574 ndefs = 0;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2575 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
2576 int t;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2577 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
2578 break;
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2579 nargs++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2580 i++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2581 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
2582 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
2583 else
e51e17b2d88b fix bug with missing default for last arg (discovered by Tommy Burnette)
Guido van Rossum <guido@python.org>
parents: 2844
diff changeset
2584 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
2585 if (t == EQUAL) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2586 i++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2587 ndefs++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2588 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
2589 i++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2590 if (i >= nch)
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2591 break;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2592 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
2593 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2594 else {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2595 /* 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
2596 if (ndefs) {
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2597 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
2598 com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2599 com_push(c, 1);
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2600 ndefs++;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2601 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2602 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2603 if (t != COMMA)
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2604 break;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2605 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2606 return ndefs;
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2607 }
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
2608
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2609 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2610 com_funcdef(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2611 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2612 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2613 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2614 object *v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2615 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
2616 v = (object *)icompile(n, c);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2617 if (v == NULL)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2618 c->c_errors++;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2619 else {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2620 int i = com_addconst(c, v);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2621 int ndefs = com_argdefs(c, n);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2622 com_addoparg(c, LOAD_CONST, i);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2623 com_push(c, 1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2624 com_addoparg(c, MAKE_FUNCTION, ndefs);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2625 com_pop(c, ndefs);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2626 com_addopname(c, STORE_NAME, CHILD(n, 1));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2627 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2628 DECREF(v);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2629 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2630 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2631
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2632 static void
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2633 com_bases(c, n)
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2634 struct compiling *c;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2635 node *n;
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2636 {
744
834dd4a77ee2 fix what lint found
Guido van Rossum <guido@python.org>
parents: 703
diff changeset
2637 int i;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2638 REQ(n, testlist);
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2639 /* testlist: test (',' test)* [','] */
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2640 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
2641 com_node(c, CHILD(n, i));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2642 i = (NCH(n)+1) / 2;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2643 com_addoparg(c, BUILD_TUPLE, i);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2644 com_pop(c, i-1);
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2645 }
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2646
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2647 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2648 com_classdef(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2649 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2650 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2651 {
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2652 int i;
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2653 object *v;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2654 REQ(n, classdef);
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2655 /* classdef: class NAME ['(' testlist ')'] ':' suite */
5009
402e36c83d20 Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents: 4991
diff changeset
2656 if ((v = PyString_InternFromString(STR(CHILD(n, 1)))) == NULL) {
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2657 c->c_errors++;
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2658 return;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2659 }
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2660 /* Push the class name on the stack */
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2661 i = com_addconst(c, v);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2662 com_addoparg(c, LOAD_CONST, i);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2663 com_push(c, 1);
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2664 DECREF(v);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2665 /* Push the tuple of base classes on the stack */
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2666 if (TYPE(CHILD(n, 2)) != LPAR) {
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2667 com_addoparg(c, BUILD_TUPLE, 0);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2668 com_push(c, 1);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2669 }
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2670 else
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2671 com_bases(c, CHILD(n, 3));
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
2672 v = (object *)icompile(n, c);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2673 if (v == NULL)
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2674 c->c_errors++;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2675 else {
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2676 i = com_addconst(c, v);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2677 com_addoparg(c, LOAD_CONST, i);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2678 com_push(c, 1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2679 com_addoparg(c, MAKE_FUNCTION, 0);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2680 com_addoparg(c, CALL_FUNCTION, 0);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2681 com_addbyte(c, BUILD_CLASS);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2682 com_pop(c, 2);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2683 com_addopname(c, STORE_NAME, CHILD(n, 1));
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2684 DECREF(v);
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
2685 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2686 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2687
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2688 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2689 com_node(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2690 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2691 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2692 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2693 switch (TYPE(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2694
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2695 /* Definition nodes */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2696
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2697 case funcdef:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2698 com_funcdef(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2699 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2700 case classdef:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2701 com_classdef(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2702 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2703
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2704 /* Trivial parse tree nodes */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2705
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2706 case stmt:
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2707 case small_stmt:
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2708 case flow_stmt:
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2709 com_node(c, CHILD(n, 0));
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2710 break;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2711
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2712 case simple_stmt:
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2713 /* small_stmt (';' small_stmt)* [';'] NEWLINE */
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2714 com_addoparg(c, SET_LINENO, n->n_lineno);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2715 {
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2716 int i;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2717 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
2718 com_node(c, CHILD(n, i));
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2719 }
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2720 break;
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2721
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2722 case compound_stmt:
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2723 com_addoparg(c, SET_LINENO, n->n_lineno);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2724 com_node(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2725 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2726
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2727 /* Statement nodes */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2728
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2729 case expr_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2730 com_expr_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2731 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2732 case print_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2733 com_print_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2734 break;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2735 case del_stmt: /* 'del' exprlist */
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3766
diff changeset
2736 com_assign(c, CHILD(n, 1), OP_DELETE);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2737 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2738 case pass_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2739 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2740 case break_stmt:
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2741 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
2742 com_error(c, SyntaxError, "'break' outside loop");
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
2743 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2744 com_addbyte(c, BREAK_LOOP);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2745 break;
317
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2746 case continue_stmt:
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2747 com_continue_stmt(c, n);
325b40d77235 New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents: 303
diff changeset
2748 break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2749 case return_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2750 com_return_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2751 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2752 case raise_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2753 com_raise_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2754 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2755 case import_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2756 com_import_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2757 break;
466
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2758 case global_stmt:
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2759 com_global_stmt(c, n);
90cbcb0b97dc Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
2760 break;
4003
138fa15a1032 Disable support for access statement
Guido van Rossum <guido@python.org>
parents: 3963
diff changeset
2761 #ifdef SUPPORT_OBSOLETE_ACCESS
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2762 case access_stmt:
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2763 com_access_stmt(c, n);
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
2764 break;
4003
138fa15a1032 Disable support for access statement
Guido van Rossum <guido@python.org>
parents: 3963
diff changeset
2765 #endif
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2766 case exec_stmt:
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2767 com_exec_stmt(c, n);
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
2768 break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2769 case if_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2770 com_if_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2771 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2772 case while_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2773 com_while_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2774 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2775 case for_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2776 com_for_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2777 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2778 case try_stmt:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2779 com_try_stmt(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2780 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2781 case suite:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2782 com_suite(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2783 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2784
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2785 /* Expression nodes */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2786
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2787 case testlist:
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
2788 com_list(c, n, 0);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2789 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2790 case test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2791 com_test(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2792 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2793 case and_test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2794 com_and_test(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2795 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2796 case not_test:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2797 com_not_test(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2798 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2799 case comparison:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2800 com_comparison(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2801 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2802 case exprlist:
482
ee899a81570d New argument passing.
Guido van Rossum <guido@python.org>
parents: 466
diff changeset
2803 com_list(c, n, 0);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2804 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2805 case expr:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2806 com_expr(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2807 break;
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2808 case xor_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2809 com_xor_expr(c, n);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2810 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2811 case and_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2812 com_and_expr(c, n);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2813 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2814 case shift_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2815 com_shift_expr(c, n);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2816 break;
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2817 case arith_expr:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2818 com_arith_expr(c, n);
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 388
diff changeset
2819 break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2820 case term:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2821 com_term(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2822 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2823 case factor:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2824 com_factor(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2825 break;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2826 case power:
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2827 com_power(c, n);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2828 break;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2829 case atom:
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2830 com_atom(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2831 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2832
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2833 default:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2834 /* XXX fprintf(stderr, "node type %d\n", TYPE(n)); */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
2835 com_error(c, SystemError, "com_node: unexpected node type");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2836 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2837 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2838
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2839 static void com_fplist PROTO((struct compiling *, node *));
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 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2842 com_fpdef(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2843 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2844 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2845 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2846 REQ(n, fpdef); /* fpdef: NAME | '(' fplist ')' */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2847 if (TYPE(CHILD(n, 0)) == LPAR)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2848 com_fplist(c, CHILD(n, 1));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2849 else {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2850 com_addoparg(c, STORE_FAST, com_newlocal(c, STR(CHILD(n, 0))));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2851 com_pop(c, 1);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2852 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2853 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2854
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2855 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2856 com_fplist(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2857 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2858 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2859 {
544
d0baa8300005 Minor changes.
Guido van Rossum <guido@python.org>
parents: 493
diff changeset
2860 REQ(n, fplist); /* fplist: fpdef (',' fpdef)* [','] */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2861 if (NCH(n) == 1) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2862 com_fpdef(c, CHILD(n, 0));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2863 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2864 else {
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2865 int i = (NCH(n)+1)/2;
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2866 com_addoparg(c, UNPACK_TUPLE, i);
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2867 com_push(c, i-1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2868 for (i = 0; i < NCH(n); i += 2)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2869 com_fpdef(c, CHILD(n, i));
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2870 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2871 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2872
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2873 static void
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2874 com_arglist(c, n)
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2875 struct compiling *c;
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2876 node *n;
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2877 {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2878 int nch, i;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2879 int complex = 0;
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2880 REQ(n, varargslist);
617
755bb8efcc2d Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents: 584
diff changeset
2881 /* varargslist:
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2882 (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
2883 nch = NCH(n);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2884 /* 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
2885 for (i = 0; i < nch; i++) {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2886 node *ch = CHILD(n, i);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2887 node *fp;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2888 char *name;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2889 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
2890 break;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2891 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2892 fp = CHILD(ch, 0);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2893 if (TYPE(fp) == NAME)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2894 name = STR(fp);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2895 else {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2896 name = "";
3766
516490c8192c Py_complex; and WITHOUT_COMPLEX added to getargs.c
Guido van Rossum <guido@python.org>
parents: 3366
diff changeset
2897 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
2898 }
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2899 com_newlocal(c, name);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2900 c->c_argcount++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2901 if (++i >= nch)
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2902 break;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2903 ch = CHILD(n, i);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2904 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
2905 i += 2;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2906 else
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2907 REQ(ch, COMMA);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2908 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2909 /* Handle *arguments */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2910 if (i < nch) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2911 node *ch;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2912 ch = CHILD(n, i);
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2913 if (TYPE(ch) != DOUBLESTAR) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2914 REQ(ch, STAR);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2915 ch = CHILD(n, i+1);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2916 if (TYPE(ch) == NAME) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2917 c->c_flags |= CO_VARARGS;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2918 i += 3;
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2919 com_newlocal(c, STR(ch));
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2920 }
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2921 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2922 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2923 /* Handle **keywords */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2924 if (i < nch) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2925 node *ch;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2926 ch = CHILD(n, i);
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2927 if (TYPE(ch) != DOUBLESTAR) {
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2928 REQ(ch, STAR);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2929 ch = CHILD(n, i+1);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2930 REQ(ch, STAR);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2931 ch = CHILD(n, i+2);
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2932 }
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2933 else
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2934 ch = CHILD(n, i+1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2935 REQ(ch, NAME);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2936 c->c_flags |= CO_VARKEYWORDS;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2937 com_newlocal(c, STR(ch));
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2938 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2939 if (complex) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2940 /* Generate code for complex arguments only after
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2941 having counted the simple arguments */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2942 int ilocal = 0;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2943 for (i = 0; i < nch; i++) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2944 node *ch = CHILD(n, i);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2945 node *fp;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3166
diff changeset
2946 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
2947 break;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2948 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2949 fp = CHILD(ch, 0);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2950 if (TYPE(fp) != NAME) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2951 com_addoparg(c, LOAD_FAST, ilocal);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2952 com_push(c, 1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2953 com_fpdef(c, ch);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2954 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2955 ilocal++;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2956 if (++i >= nch)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2957 break;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2958 ch = CHILD(n, i);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2959 if (TYPE(ch) == EQUAL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2960 i += 2;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2961 else
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2962 REQ(ch, COMMA);
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2963 }
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2964 }
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2965 }
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2966
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
2967 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2968 com_file_input(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2969 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2970 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2971 {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2972 int i;
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2973 object *doc;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2974 REQ(n, file_input); /* (NEWLINE | stmt)* ENDMARKER */
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2975 doc = get_docstring(n);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2976 if (doc != NULL) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2977 int i = com_addconst(c, doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2978 DECREF(doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2979 com_addoparg(c, LOAD_CONST, i);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2980 com_push(c, 1);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2981 com_addopnamestr(c, STORE_NAME, "__doc__");
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
2982 com_pop(c, 1);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2983 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2984 for (i = 0; i < NCH(n); i++) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2985 node *ch = CHILD(n, i);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2986 if (TYPE(ch) != ENDMARKER && TYPE(ch) != NEWLINE)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2987 com_node(c, ch);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2988 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2989 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2990
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2991 /* Top-level compile-node interface */
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2992
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2993 static void
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2994 compile_funcdef(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2995 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2996 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2997 {
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
2998 object *doc;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2999 node *ch;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3000 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
3001 c->c_name = STR(CHILD(n, 1));
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3002 doc = get_docstring(CHILD(n, 4));
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3003 if (doc != NULL) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3004 (void) com_addconst(c, doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3005 DECREF(doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3006 }
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3007 else
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3008 (void) com_addconst(c, None); /* No docstring */
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3009 ch = CHILD(n, 2); /* parameters: '(' [varargslist] ')' */
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3010 ch = CHILD(ch, 1); /* ')' | varargslist */
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3011 if (TYPE(ch) == varargslist)
584
37aa67f0867c Added varargs code.
Guido van Rossum <guido@python.org>
parents: 568
diff changeset
3012 com_arglist(c, ch);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3013 c->c_infunction = 1;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3014 com_node(c, CHILD(n, 4));
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3015 c->c_infunction = 0;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3016 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3017 com_push(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3018 com_addbyte(c, RETURN_VALUE);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3019 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3020 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3021
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3022 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
3023 compile_lambdef(c, n)
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
3024 struct compiling *c;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
3025 node *n;
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
3026 {
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
3027 node *ch;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3028 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
3029 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
3030
06570429f062 * import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents: 1405
diff changeset
3031 ch = CHILD(n, 1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3032 (void) com_addconst(c, None); /* No docstring */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3033 if (TYPE(ch) == varargslist) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3034 com_arglist(c, ch);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3035 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
3036 }
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3037 else
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3038 ch = CHILD(n, 2);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3039 com_node(c, ch);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
3040 com_addbyte(c, RETURN_VALUE);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3041 com_pop(c, 1);
1369
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
3042 }
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
3043
89e1e5d9ccbf * compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents: 1364
diff changeset
3044 static void
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3045 compile_classdef(c, n)
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3046 struct compiling *c;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3047 node *n;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3048 {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3049 node *ch;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3050 object *doc;
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3051 REQ(n, classdef);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3052 /* classdef: 'class' NAME ['(' testlist ')'] ':' suite */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3053 c->c_name = STR(CHILD(n, 1));
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3054 #ifdef PRIVATE_NAME_MANGLING
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3055 c->c_private = c->c_name;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3056 #endif
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3057 ch = CHILD(n, NCH(n)-1); /* The suite */
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3058 doc = get_docstring(ch);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3059 if (doc != NULL) {
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3060 int i = com_addconst(c, doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3061 DECREF(doc);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3062 com_addoparg(c, LOAD_CONST, i);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3063 com_push(c, 1);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3064 com_addopnamestr(c, STORE_NAME, "__doc__");
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3065 com_pop(c, 1);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3066 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3067 else
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3068 (void) com_addconst(c, None);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3069 com_node(c, ch);
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3070 com_addbyte(c, LOAD_LOCALS);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3071 com_push(c, 1);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3072 com_addbyte(c, RETURN_VALUE);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3073 com_pop(c, 1);
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3074 }
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3075
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3076 static void
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3077 compile_node(c, n)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3078 struct compiling *c;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3079 node *n;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3080 {
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3081 com_addoparg(c, SET_LINENO, n->n_lineno);
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3082
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3083 switch (TYPE(n)) {
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3084
120
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
3085 case single_input: /* One interactive command */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3086 /* 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
3087 c->c_interactive++;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3088 n = CHILD(n, 0);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3089 if (TYPE(n) != NEWLINE)
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3090 com_node(c, n);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3091 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3092 com_push(c, 1);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3093 com_addbyte(c, RETURN_VALUE);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3094 com_pop(c, 1);
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
3095 c->c_interactive--;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3096 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3097
120
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
3098 case file_input: /* A whole file, or built-in function exec() */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3099 com_file_input(c, n);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3100 com_addoparg(c, LOAD_CONST, com_addconst(c, None));
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3101 com_push(c, 1);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3102 com_addbyte(c, RETURN_VALUE);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3103 com_pop(c, 1);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3104 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3105
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
3106 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
3107 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
3108 com_addbyte(c, RETURN_VALUE);
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3109 com_pop(c, 1);
120
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
3110 break;
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
3111
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
3112 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
3113 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
3114 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
3115
120
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
3116 case funcdef: /* A function definition */
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3117 compile_funcdef(c, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3118 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3119
120
c9a5fe1660f5 Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents: 86
diff changeset
3120 case classdef: /* A class definition */
2089
53aa51433f7f Two independent chages:
Guido van Rossum <guido@python.org>
parents: 2062
diff changeset
3121 compile_classdef(c, n);
73
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
3122 break;
3028acaa56b0 Compile class definitions.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
3123
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3124 default:
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3125 /* XXX fprintf(stderr, "node type %d\n", TYPE(n)); */
4315
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
3126 com_error(c, SystemError,
46d736fb9da3 Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents: 4131
diff changeset
3127 "compile_node: unexpected node type");
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3128 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3129 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3130
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3131 /* 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
3132
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3133 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
3134 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
3135 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
3136 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
3137
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3138 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
3139 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
3140 function definitions, class definitions and import statements.
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3141 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
3142 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
3143
1833
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
3144 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
3145 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
3146
39a4c15acb32 * Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents: 1417
diff changeset
3147 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
3148 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
3149 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
3150 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
3151 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
3152
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3153 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
3154
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3155 static void
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3156 optimize(c)
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3157 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
3158 {
203
ceb36ec6198d BUGFIX! Instructions are unsigned bytes.
Guido van Rossum <guido@python.org>
parents: 176
diff changeset
3159 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
3160 int opcode;
4596
4fa19659591e Keep gcc -Wall happy.
Guido van Rossum <guido@python.org>
parents: 4503
diff changeset
3161 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
3162 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
3163 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
3164
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3165 #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
3166 #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
3167 #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
3168 #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
3169
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3170 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
3171
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3172 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
3173
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3174 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
3175 for (;;) {
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3176 opcode = NEXTOP();
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3177 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
3178 break;
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3179 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
3180 oparg = NEXTARG();
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3181 switch (opcode) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3182 case STORE_NAME:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3183 case DELETE_NAME:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3184 case IMPORT_FROM:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3185 com_addlocal_o(c, GETNAMEOBJ(oparg));
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3186 break;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3187 case EXEC_STMT:
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3188 c->c_flags &= ~CO_OPTIMIZED;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3189 break;
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3190 }
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3191 }
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3192
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3193 if (dictlookup(c->c_locals, "*") != NULL)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3194 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
3195
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3196 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
3197 for (;;) {
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3198 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
3199 opcode = NEXTOP();
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3200 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
3201 break;
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3202 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
3203 oparg = NEXTARG();
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3204 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
3205 opcode == STORE_NAME ||
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3206 opcode == DELETE_NAME) {
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3207 object *v;
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3208 int i;
176
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3209 name = GETNAMEOBJ(oparg);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3210 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
3211 if (v == NULL) {
336
64189ba7e23b Use dmore dict2lookup.
Guido van Rossum <guido@python.org>
parents: 317
diff changeset
3212 err_clear();
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3213 if (opcode == LOAD_NAME &&
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3214 (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
3215 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
3216 continue;
336
64189ba7e23b Use dmore dict2lookup.
Guido van Rossum <guido@python.org>
parents: 317
diff changeset
3217 }
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3218 i = getintvalue(v);
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3219 switch (opcode) {
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3220 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
3221 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
3222 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
3223 }
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3224 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
3225 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
3226 }
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3227 }
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
3228
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3229 if (c->c_errors == 0)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3230 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
3231 }
229168a2fe28 Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents: 160
diff changeset
3232
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3233 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
3234 compile(n, filename)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3235 node *n;
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 73
diff changeset
3236 char *filename;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3237 {
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3238 return jcompile(n, filename, NULL);
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3239 }
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3240
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3241 static codeobject *
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3242 icompile(n, base)
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3243 node *n;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3244 struct compiling *base;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3245 {
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3246 return jcompile(n, base->c_filename, base);
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3247 }
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3248
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3249 static codeobject *
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3250 jcompile(n, filename, base)
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3251 node *n;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3252 char *filename;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3253 struct compiling *base;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3254 {
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3255 struct compiling sc;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3256 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
3257 if (!com_init(&sc, filename))
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3258 return NULL;
4129
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3259 #ifdef PRIVATE_NAME_MANGLING
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3260 if (base)
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3261 sc.c_private = base->c_private;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3262 else
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3263 sc.c_private = NULL;
eedaa59341b9 Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents: 4003
diff changeset
3264 #endif
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3265 compile_node(&sc, n);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3266 com_done(&sc);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3267 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
3268 optimize(&sc);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3269 sc.c_flags |= CO_NEWLOCALS;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3270 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3271 else if (TYPE(n) == classdef)
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3272 sc.c_flags |= CO_NEWLOCALS;
1257
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1029
diff changeset
3273 co = NULL;
1cabc2b6c970 * Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents: 1029
diff changeset
3274 if (sc.c_errors == 0) {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3275 object *consts, *names, *varnames, *filename, *name;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3276 consts = listtuple(sc.c_consts);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3277 names = listtuple(sc.c_names);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3278 varnames = listtuple(sc.c_varnames);
5009
402e36c83d20 Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents: 4991
diff changeset
3279 filename = PyString_InternFromString(sc.c_filename);
402e36c83d20 Intern all names and varnames in newcodeobject(), plus those string
Guido van Rossum <guido@python.org>
parents: 4991
diff changeset
3280 name = PyString_InternFromString(sc.c_name);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3281 if (!err_occurred())
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3282 co = newcodeobject(sc.c_argcount,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3283 sc.c_nlocals,
4991
8276916e1ea8 Add co_stacksize field to codeobject structure, and stacksize argument
Guido van Rossum <guido@python.org>
parents: 4905
diff changeset
3284 sc.c_maxstacklevel,
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3285 sc.c_flags,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3286 sc.c_code,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3287 consts,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3288 names,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3289 varnames,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3290 filename,
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3291 name,
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3292 sc.c_firstlineno,
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3293 sc.c_lnotab);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3294 XDECREF(consts);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3295 XDECREF(names);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3296 XDECREF(varnames);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3297 XDECREF(filename);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3298 XDECREF(name);
266
b5826bf29677 Changed and exported newcodeobject() interface, for ".pyc" files.
Guido van Rossum <guido@python.org>
parents: 238
diff changeset
3299 }
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3300 com_free(&sc);
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3301 return co;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3302 }
5041
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3303
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3304 int
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3305 PyCode_Addr2Line(co, addrq)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3306 PyCodeObject *co;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3307 int addrq;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3308 {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3309 int size = PyString_Size(co->co_lnotab) / 2;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3310 char *p = PyString_AsString(co->co_lnotab);
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3311 int line = co->co_firstlineno;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3312 int addr = 0;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3313 while (--size >= 0) {
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3314 addr += *p++;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3315 if (addr > addrq)
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3316 break;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3317 line += *p++;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3318 }
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3319 return line;
c497929b2371 Instead of emitting SET_LINENO instructions, generate a line number
Guido van Rossum <guido@python.org>
parents: 5011
diff changeset
3320 }