Mercurial > cpython-lru_cache-weakref
annotate Python/compile.c @ 3930:52c19ee83a6b legacy-trunk
Guido's 1.4b2 fixes: Py_GetProgramName, Py_GetPrefix and Py_GetExecPrefix.
| author | Jack Jansen <jack.jansen@cwi.nl> |
|---|---|
| date | Fri, 02 Aug 1996 15:16:16 +0000 |
| parents | 22e29b1747e1 |
| children | 00722990b80c |
| rev | line source |
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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 not be used in advertising or publicity pertaining to |
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13 distribution of the software without specific, written prior permission. |
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14 |
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15 STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO |
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16 THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
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17 FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE |
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18 FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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19 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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20 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT |
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21 OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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22 |
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23 ******************************************************************/ |
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24 |
| 69 | 25 /* Compile an expression node to intermediate code */ |
| 26 | |
| 86 | 27 /* XXX TO DO: |
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28 XXX Compute maximum needed stack sizes while compiling; |
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29 XXX then frame object can be one malloc and no stack checks are needed |
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30 XXX add __doc__ attribute == co_doc to code object attributes |
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31 XXX don't execute doc string |
| 86 | 32 XXX Generate simple jump for break/return outside 'try...finally' |
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33 XXX get rid of SET_LINENO instructions, use JAR's table trick |
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34 XXX (need an option to put them back in, for debugger!) |
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35 XXX other JAR tricks? |
| 86 | 36 */ |
| 69 | 37 |
| 86 | 38 #include "allobjects.h" |
| 39 | |
| 69 | 40 #include "node.h" |
| 41 #include "token.h" | |
| 42 #include "graminit.h" | |
| 43 #include "compile.h" | |
| 44 #include "opcode.h" | |
| 86 | 45 #include "structmember.h" |
| 46 | |
| 47 #include <ctype.h> | |
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48 #include <errno.h> |
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49 |
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50 #define OP_DELETE 0 |
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51 #define OP_ASSIGN 1 |
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52 #define OP_APPLY 2 |
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53 |
| 86 | 54 #define OFF(x) offsetof(codeobject, x) |
| 55 | |
| 56 static struct memberlist code_memberlist[] = { | |
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57 {"co_argcount", T_INT, OFF(co_argcount), READONLY}, |
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58 {"co_nlocals", T_INT, OFF(co_nlocals), READONLY}, |
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59 {"co_flags", T_INT, OFF(co_flags), READONLY}, |
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60 {"co_code", T_OBJECT, OFF(co_code), READONLY}, |
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61 {"co_consts", T_OBJECT, OFF(co_consts), READONLY}, |
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62 {"co_names", T_OBJECT, OFF(co_names), READONLY}, |
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63 {"co_varnames", T_OBJECT, OFF(co_varnames), READONLY}, |
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64 {"co_filename", T_OBJECT, OFF(co_filename), READONLY}, |
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65 {"co_name", T_OBJECT, OFF(co_name), READONLY}, |
| 86 | 66 {NULL} /* Sentinel */ |
| 67 }; | |
| 68 | |
| 69 static object * | |
| 70 code_getattr(co, name) | |
| 71 codeobject *co; | |
| 72 char *name; | |
| 73 { | |
| 74 return getmember((char *)co, code_memberlist, name); | |
| 75 } | |
| 69 | 76 |
| 77 static void | |
| 86 | 78 code_dealloc(co) |
| 79 codeobject *co; | |
| 69 | 80 { |
| 86 | 81 XDECREF(co->co_code); |
| 82 XDECREF(co->co_consts); | |
| 83 XDECREF(co->co_names); | |
| 84 XDECREF(co->co_filename); | |
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85 XDECREF(co->co_name); |
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86 XDECREF(co->co_varnames); |
| 86 | 87 DEL(co); |
| 69 | 88 } |
| 89 | |
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90 static object * |
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91 code_repr(co) |
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92 codeobject *co; |
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93 { |
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94 char buf[500]; |
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95 int lineno = -1; |
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96 char *p = GETSTRINGVALUE(co->co_code); |
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97 char *filename = "???"; |
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98 char *name = "???"; |
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99 if (*p == SET_LINENO) |
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100 lineno = (p[1] & 0xff) | ((p[2] & 0xff) << 8); |
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101 if (co->co_filename && is_stringobject(co->co_filename)) |
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102 filename = getstringvalue(co->co_filename); |
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103 if (co->co_name && is_stringobject(co->co_name)) |
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104 name = getstringvalue(co->co_name); |
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105 sprintf(buf, "<code object %.100s at %lx, file \"%.300s\", line %d>", |
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106 name, (long)co, filename, lineno); |
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107 return newstringobject(buf); |
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108 } |
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109 |
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110 static int |
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111 code_compare(co, cp) |
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112 codeobject *co, *cp; |
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113 { |
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114 int cmp; |
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115 cmp = cp->co_argcount - cp->co_argcount; |
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116 if (cmp) return cmp; |
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117 cmp = cp->co_nlocals - cp->co_nlocals; |
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118 if (cmp) return cmp; |
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119 cmp = cp->co_flags - cp->co_flags; |
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120 if (cmp) return cmp; |
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121 cmp = cmpobject((object *)co->co_code, (object *)cp->co_code); |
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122 if (cmp) return cmp; |
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123 cmp = cmpobject(co->co_consts, cp->co_consts); |
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124 if (cmp) return cmp; |
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125 cmp = cmpobject(co->co_names, cp->co_names); |
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126 if (cmp) return cmp; |
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127 cmp = cmpobject(co->co_varnames, cp->co_varnames); |
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128 return cmp; |
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129 } |
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130 |
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131 static long |
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132 code_hash(co) |
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133 codeobject *co; |
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134 { |
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135 long h, h1, h2, h3, h4; |
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136 h1 = hashobject((object *)co->co_code); |
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137 if (h1 == -1) return -1; |
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138 h2 = hashobject(co->co_consts); |
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139 if (h2 == -1) return -1; |
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140 h3 = hashobject(co->co_names); |
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141 if (h3 == -1) return -1; |
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142 h4 = hashobject(co->co_varnames); |
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143 if (h4 == -1) return -1; |
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144 h = h1 ^ h2 ^ h3 ^ h4 ^ |
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145 co->co_argcount ^ co->co_nlocals ^ co->co_flags; |
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146 if (h == -1) h = -2; |
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147 return h; |
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148 } |
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149 |
| 69 | 150 typeobject Codetype = { |
| 151 OB_HEAD_INIT(&Typetype) | |
| 152 0, | |
| 153 "code", | |
| 154 sizeof(codeobject), | |
| 155 0, | |
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156 (destructor)code_dealloc, /*tp_dealloc*/ |
| 69 | 157 0, /*tp_print*/ |
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158 (getattrfunc)code_getattr, /*tp_getattr*/ |
| 69 | 159 0, /*tp_setattr*/ |
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160 (cmpfunc)code_compare, /*tp_compare*/ |
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161 (reprfunc)code_repr, /*tp_repr*/ |
| 69 | 162 0, /*tp_as_number*/ |
| 163 0, /*tp_as_sequence*/ | |
| 164 0, /*tp_as_mapping*/ | |
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165 (hashfunc)code_hash, /*tp_hash*/ |
| 69 | 166 }; |
| 167 | |
|
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168 codeobject * |
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169 newcodeobject(argcount, nlocals, flags, |
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170 code, consts, names, varnames, filename, name) |
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171 int argcount; |
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172 int nlocals; |
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173 int flags; |
| 69 | 174 object *code; |
| 175 object *consts; | |
| 176 object *names; | |
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177 object *varnames; |
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178 object *filename; |
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179 object *name; |
| 69 | 180 { |
| 181 codeobject *co; | |
| 182 int i; | |
| 183 /* Check argument types */ | |
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184 if (argcount < 0 || nlocals < 0 || |
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185 code == NULL || !is_stringobject(code) || |
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186 consts == NULL || !is_tupleobject(consts) || |
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187 names == NULL || !is_tupleobject(names) || |
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188 varnames == NULL || !is_tupleobject(varnames) || |
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189 name == NULL || !is_stringobject(name) || |
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190 filename == NULL || !is_stringobject(filename)) { |
| 69 | 191 err_badcall(); |
| 192 return NULL; | |
| 193 } | |
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194 /* Make sure names and varnames are all strings */ |
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195 for (i = gettuplesize(names); --i >= 0; ) { |
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196 object *v = gettupleitem(names, i); |
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197 if (v == NULL || !is_stringobject(v)) { |
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198 err_badcall(); |
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199 return NULL; |
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200 } |
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201 } |
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202 for (i = gettuplesize(varnames); --i >= 0; ) { |
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203 object *v = gettupleitem(varnames, i); |
| 69 | 204 if (v == NULL || !is_stringobject(v)) { |
| 205 err_badcall(); | |
| 206 return NULL; | |
| 207 } | |
| 208 } | |
| 209 co = NEWOBJ(codeobject, &Codetype); | |
| 210 if (co != NULL) { | |
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211 co->co_argcount = argcount; |
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212 co->co_nlocals = nlocals; |
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213 co->co_flags = flags; |
| 69 | 214 INCREF(code); |
| 215 co->co_code = (stringobject *)code; | |
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216 INCREF(consts); |
| 69 | 217 co->co_consts = consts; |
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218 INCREF(names); |
| 69 | 219 co->co_names = names; |
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220 INCREF(varnames); |
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221 co->co_varnames = varnames; |
|
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222 INCREF(filename); |
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223 co->co_filename = filename; |
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224 INCREF(name); |
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225 co->co_name = name; |
| 69 | 226 } |
| 227 return co; | |
| 228 } | |
| 229 | |
| 230 | |
| 231 /* Data structure used internally */ | |
|
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232 |
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233 #define MAXBLOCKS 20 /* Max static block nesting within a function */ |
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234 |
| 69 | 235 struct compiling { |
| 236 object *c_code; /* string */ | |
| 237 object *c_consts; /* list of objects */ | |
| 238 object *c_names; /* list of strings (names) */ | |
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239 object *c_globals; /* dictionary (value=None) */ |
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240 object *c_locals; /* dictionary (value=localID) */ |
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241 object *c_varnames; /* list (inverse of c_locals) */ |
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242 int c_nlocals; /* index of next local */ |
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243 int c_argcount; /* number of top-level arguments */ |
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244 int c_flags; /* same as co_flags */ |
| 69 | 245 int c_nexti; /* index into c_code */ |
| 246 int c_errors; /* counts errors occurred */ | |
| 86 | 247 int c_infunction; /* set when compiling a function */ |
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248 int c_interactive; /* generating code for interactive command */ |
| 86 | 249 int c_loops; /* counts nested loops */ |
|
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250 int c_begin; /* begin of current loop, for 'continue' */ |
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251 int c_block[MAXBLOCKS]; /* stack of block types */ |
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252 int c_nblocks; /* current block stack level */ |
| 86 | 253 char *c_filename; /* filename of current node */ |
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254 char *c_name; /* name of object (e.g. function) */ |
| 69 | 255 }; |
| 256 | |
|
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257 |
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258 /* Interface to the block stack */ |
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259 |
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260 static void |
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261 block_push(c, type) |
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262 struct compiling *c; |
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263 int type; |
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264 { |
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265 if (c->c_nblocks >= MAXBLOCKS) { |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
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266 err_setstr(SystemError, "too many statically nested blocks"); |
|
317
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267 c->c_errors++; |
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268 } |
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269 else { |
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270 c->c_block[c->c_nblocks++] = type; |
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271 } |
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272 } |
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273 |
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274 static void |
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275 block_pop(c, type) |
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276 struct compiling *c; |
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277 int type; |
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278 { |
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279 if (c->c_nblocks > 0) |
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280 c->c_nblocks--; |
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281 if (c->c_block[c->c_nblocks] != type && c->c_errors == 0) { |
|
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282 err_setstr(SystemError, "bad block pop"); |
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283 c->c_errors++; |
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284 } |
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285 } |
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286 |
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287 |
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288 /* Prototype forward declarations */ |
|
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289 |
|
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290 static int com_init PROTO((struct compiling *, char *)); |
| 69 | 291 static void com_free PROTO((struct compiling *)); |
| 292 static void com_done PROTO((struct compiling *)); | |
| 293 static void com_node PROTO((struct compiling *, struct _node *)); | |
|
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294 static void com_factor PROTO((struct compiling *, struct _node *)); |
| 69 | 295 static void com_addbyte PROTO((struct compiling *, int)); |
| 296 static void com_addint PROTO((struct compiling *, int)); | |
| 297 static void com_addoparg PROTO((struct compiling *, int, int)); | |
| 298 static void com_addfwref PROTO((struct compiling *, int, int *)); | |
| 299 static void com_backpatch PROTO((struct compiling *, int)); | |
| 300 static int com_add PROTO((struct compiling *, object *, object *)); | |
| 301 static int com_addconst PROTO((struct compiling *, object *)); | |
| 302 static int com_addname PROTO((struct compiling *, object *)); | |
| 303 static void com_addopname PROTO((struct compiling *, int, node *)); | |
| 482 | 304 static void com_list PROTO((struct compiling *, node *, int)); |
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305 static int com_argdefs PROTO((struct compiling *, node *)); |
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306 static int com_newlocal PROTO((struct compiling *, char *)); |
| 69 | 307 |
| 308 static int | |
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309 com_init(c, filename) |
| 69 | 310 struct compiling *c; |
| 86 | 311 char *filename; |
| 69 | 312 { |
|
160
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Create code string with initial size of 1000 instead of 0.
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313 if ((c->c_code = newsizedstringobject((char *)NULL, 1000)) == NULL) |
| 69 | 314 goto fail_3; |
| 315 if ((c->c_consts = newlistobject(0)) == NULL) | |
| 316 goto fail_2; | |
| 317 if ((c->c_names = newlistobject(0)) == NULL) | |
| 318 goto fail_1; | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
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319 if ((c->c_globals = newdictobject()) == NULL) |
|
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320 goto fail_0; |
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321 if ((c->c_locals = newdictobject()) == NULL) |
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322 goto fail_00; |
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323 if ((c->c_varnames = newlistobject(0)) == NULL) |
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324 goto fail_000; |
|
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325 c->c_nlocals = 0; |
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326 c->c_argcount = 0; |
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327 c->c_flags = 0; |
| 69 | 328 c->c_nexti = 0; |
| 329 c->c_errors = 0; | |
| 86 | 330 c->c_infunction = 0; |
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331 c->c_interactive = 0; |
| 86 | 332 c->c_loops = 0; |
|
317
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333 c->c_begin = 0; |
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334 c->c_nblocks = 0; |
| 86 | 335 c->c_filename = filename; |
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336 c->c_name = "?"; |
| 69 | 337 return 1; |
| 338 | |
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339 fail_000: |
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340 DECREF(c->c_locals); |
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341 fail_00: |
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342 DECREF(c->c_globals); |
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343 fail_0: |
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344 DECREF(c->c_names); |
| 69 | 345 fail_1: |
| 346 DECREF(c->c_consts); | |
| 347 fail_2: | |
| 348 DECREF(c->c_code); | |
| 349 fail_3: | |
| 350 return 0; | |
| 351 } | |
| 352 | |
| 353 static void | |
| 354 com_free(c) | |
| 355 struct compiling *c; | |
| 356 { | |
| 357 XDECREF(c->c_code); | |
| 358 XDECREF(c->c_consts); | |
| 359 XDECREF(c->c_names); | |
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360 XDECREF(c->c_globals); |
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361 XDECREF(c->c_locals); |
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362 XDECREF(c->c_varnames); |
| 69 | 363 } |
| 364 | |
| 365 static void | |
| 366 com_done(c) | |
| 367 struct compiling *c; | |
| 368 { | |
| 369 if (c->c_code != NULL) | |
| 370 resizestring(&c->c_code, c->c_nexti); | |
| 371 } | |
| 372 | |
| 373 static void | |
| 374 com_addbyte(c, byte) | |
| 375 struct compiling *c; | |
| 376 int byte; | |
| 377 { | |
| 378 int len; | |
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379 /*fprintf(stderr, "%3d: %3d\n", c->c_nexti, byte);*/ |
| 69 | 380 if (byte < 0 || byte > 255) { |
|
388
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381 /* |
| 86 | 382 fprintf(stderr, "XXX compiling bad byte: %d\n", byte); |
|
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383 fatal("com_addbyte: byte out of range"); |
|
388
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384 */ |
| 69 | 385 err_setstr(SystemError, "com_addbyte: byte out of range"); |
| 386 c->c_errors++; | |
| 387 } | |
| 388 if (c->c_code == NULL) | |
| 389 return; | |
| 390 len = getstringsize(c->c_code); | |
| 391 if (c->c_nexti >= len) { | |
| 392 if (resizestring(&c->c_code, len+1000) != 0) { | |
| 393 c->c_errors++; | |
| 394 return; | |
| 395 } | |
| 396 } | |
| 397 getstringvalue(c->c_code)[c->c_nexti++] = byte; | |
| 398 } | |
| 399 | |
| 400 static void | |
| 401 com_addint(c, x) | |
| 402 struct compiling *c; | |
| 403 int x; | |
| 404 { | |
|
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405 com_addbyte(c, x & 0xff); |
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406 com_addbyte(c, x >> 8); /* XXX x should be positive */ |
| 69 | 407 } |
| 408 | |
| 409 static void | |
| 410 com_addoparg(c, op, arg) | |
| 411 struct compiling *c; | |
| 412 int op; | |
| 413 int arg; | |
| 414 { | |
| 415 com_addbyte(c, op); | |
| 416 com_addint(c, arg); | |
| 417 } | |
| 418 | |
| 419 static void | |
| 420 com_addfwref(c, op, p_anchor) | |
| 421 struct compiling *c; | |
| 422 int op; | |
| 423 int *p_anchor; | |
| 424 { | |
| 425 /* Compile a forward reference for backpatching */ | |
| 426 int here; | |
| 427 int anchor; | |
| 428 com_addbyte(c, op); | |
| 429 here = c->c_nexti; | |
| 430 anchor = *p_anchor; | |
| 431 *p_anchor = here; | |
| 432 com_addint(c, anchor == 0 ? 0 : here - anchor); | |
| 433 } | |
| 434 | |
| 435 static void | |
| 436 com_backpatch(c, anchor) | |
| 437 struct compiling *c; | |
| 438 int anchor; /* Must be nonzero */ | |
| 439 { | |
| 440 unsigned char *code = (unsigned char *) getstringvalue(c->c_code); | |
| 441 int target = c->c_nexti; | |
| 442 int dist; | |
| 443 int prev; | |
| 444 for (;;) { | |
| 445 /* Make the JUMP instruction at anchor point to target */ | |
|
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446 prev = code[anchor] + (code[anchor+1] << 8); |
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447 dist = target - (anchor+2); |
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448 code[anchor] = dist & 0xff; |
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449 code[anchor+1] = dist >> 8; |
| 69 | 450 if (!prev) |
| 451 break; | |
| 452 anchor -= prev; | |
| 453 } | |
| 454 } | |
| 455 | |
| 544 | 456 /* Handle literals and names uniformly */ |
| 69 | 457 |
| 458 static int | |
| 459 com_add(c, list, v) | |
| 460 struct compiling *c; | |
| 461 object *list; | |
| 462 object *v; | |
| 463 { | |
|
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464 int n = getlistsize(list); |
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465 int i; |
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466 for (i = n; --i >= 0; ) { |
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467 object *w = getlistitem(list, i); |
|
303
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468 if (v->ob_type == w->ob_type && cmpobject(v, w) == 0) |
|
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469 return i; |
|
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470 } |
| 69 | 471 if (addlistitem(list, v) != 0) |
| 472 c->c_errors++; | |
|
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473 return n; |
| 69 | 474 } |
| 475 | |
| 476 static int | |
| 477 com_addconst(c, v) | |
| 478 struct compiling *c; | |
| 479 object *v; | |
| 480 { | |
| 481 return com_add(c, c->c_consts, v); | |
| 482 } | |
| 483 | |
| 484 static int | |
| 485 com_addname(c, v) | |
| 486 struct compiling *c; | |
| 487 object *v; | |
| 488 { | |
| 489 return com_add(c, c->c_names, v); | |
| 490 } | |
| 491 | |
| 492 static void | |
|
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493 com_addopnamestr(c, op, name) |
| 69 | 494 struct compiling *c; |
| 495 int op; | |
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496 char *name; |
| 69 | 497 { |
| 498 object *v; | |
| 499 int i; | |
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500 if (name == NULL || (v = newstringobject(name)) == NULL) { |
| 69 | 501 c->c_errors++; |
| 502 i = 255; | |
| 503 } | |
| 504 else { | |
| 505 i = com_addname(c, v); | |
| 506 DECREF(v); | |
| 507 } | |
|
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508 /* Hack to replace *_NAME opcodes by *_GLOBAL if necessary */ |
|
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509 switch (op) { |
|
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510 case LOAD_NAME: |
|
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511 case STORE_NAME: |
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512 case DELETE_NAME: |
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513 if (dictlookup(c->c_globals, name) != NULL) { |
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514 switch (op) { |
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515 case LOAD_NAME: op = LOAD_GLOBAL; break; |
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516 case STORE_NAME: op = STORE_GLOBAL; break; |
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517 case DELETE_NAME: op = DELETE_GLOBAL; break; |
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518 } |
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519 } |
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|
520 } |
| 69 | 521 com_addoparg(c, op, i); |
| 522 } | |
| 523 | |
|
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|
524 static void |
|
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525 com_addopname(c, op, n) |
|
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526 struct compiling *c; |
|
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527 int op; |
|
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528 node *n; |
|
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529 { |
|
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530 char *name; |
|
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|
531 char buffer[1000]; |
|
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532 /* XXX it is possible to write this code without the 1000 |
|
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533 chars on the total length of dotted names, I just can't be |
|
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534 bothered right now */ |
|
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535 if (TYPE(n) == STAR) |
|
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536 name = "*"; |
|
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537 else if (TYPE(n) == dotted_name) { |
|
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538 char *p = buffer; |
|
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|
539 int i; |
|
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|
540 name = buffer; |
|
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|
541 for (i = 0; i < NCH(n); i += 2) { |
|
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542 char *s = STR(CHILD(n, i)); |
|
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543 if (p + strlen(s) > buffer + (sizeof buffer) - 2) { |
|
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544 err_setstr(MemoryError, |
|
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|
545 "dotted_name too long"); |
|
2367
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|
546 name = NULL; |
|
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547 break; |
|
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548 } |
|
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|
549 if (p != buffer) |
|
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|
550 *p++ = '.'; |
|
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|
551 strcpy(p, s); |
|
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552 p = strchr(p, '\0'); |
|
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|
553 } |
|
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554 } |
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555 else { |
|
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556 REQ(n, NAME); |
|
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|
557 name = STR(n); |
|
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558 } |
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559 com_addopnamestr(c, op, name); |
|
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560 } |
|
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561 |
| 69 | 562 static object * |
| 563 parsenumber(s) | |
| 564 char *s; | |
| 565 { | |
|
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|
566 extern long mystrtol PROTO((const char *, char **, int)); |
|
39a4c15acb32
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567 extern unsigned long mystrtoul PROTO((const char *, char **, int)); |
|
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|
568 extern double atof PROTO((const char *)); |
|
466
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|
569 char *end; |
| 69 | 570 long x; |
|
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|
571 #ifndef WITHOUT_COMPLEX |
|
3766
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Py_complex; and WITHOUT_COMPLEX added to getargs.c
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|
572 Py_complex c; |
|
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|
573 int imflag; |
|
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|
574 #endif |
|
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575 |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
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|
576 errno = 0; |
|
466
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577 end = s + strlen(s) - 1; |
|
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578 #ifndef WITHOUT_COMPLEX |
|
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579 imflag = *end == 'j' || *end == 'J'; |
|
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580 #endif |
| 744 | 581 if (*end == 'l' || *end == 'L') |
|
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582 return long_scan(s, 0); |
|
617
755bb8efcc2d
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583 if (s[0] == '0') |
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584 x = (long) mystrtoul(s, &end, 0); |
|
617
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585 else |
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586 x = mystrtol(s, &end, 0); |
|
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587 if (*end == '\0') { |
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588 if (errno != 0) { |
|
493
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589 err_setstr(OverflowError, |
| 544 | 590 "integer literal too large"); |
|
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591 return NULL; |
|
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592 } |
| 69 | 593 return newintobject(x); |
|
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594 } |
|
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595 /* XXX Huge floats may silently fail */ |
|
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596 #ifndef WITHOUT_COMPLEX |
|
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597 if (imflag) { |
|
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598 c.real = 0.; |
|
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599 c.imag = atof(s); |
|
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600 return newcomplexobject(c); |
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|
601 } |
|
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|
602 else |
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603 #endif |
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604 return newfloatobject(atof(s)); |
| 69 | 605 } |
| 606 | |
| 607 static object * | |
| 608 parsestr(s) | |
| 609 char *s; | |
| 610 { | |
| 611 object *v; | |
| 612 int len; | |
| 613 char *buf; | |
| 614 char *p; | |
|
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615 char *end; |
| 69 | 616 int c; |
|
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617 int quote = *s; |
|
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|
618 if (quote != '\'' && quote != '\"') { |
| 69 | 619 err_badcall(); |
| 620 return NULL; | |
| 621 } | |
| 622 s++; | |
| 623 len = strlen(s); | |
|
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624 if (s[--len] != quote) { |
| 69 | 625 err_badcall(); |
| 626 return NULL; | |
| 627 } | |
|
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628 if (len >= 4 && s[0] == quote && s[1] == quote) { |
|
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629 s += 2; |
|
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630 len -= 2; |
|
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631 if (s[--len] != quote || s[--len] != quote) { |
|
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632 err_badcall(); |
|
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633 return NULL; |
|
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634 } |
|
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635 } |
| 69 | 636 if (strchr(s, '\\') == NULL) |
| 637 return newsizedstringobject(s, len); | |
| 638 v = newsizedstringobject((char *)NULL, len); | |
| 639 p = buf = getstringvalue(v); | |
|
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640 end = s + len; |
|
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|
641 while (s < end) { |
| 69 | 642 if (*s != '\\') { |
| 643 *p++ = *s++; | |
| 644 continue; | |
| 645 } | |
| 646 s++; | |
| 647 switch (*s++) { | |
| 648 /* XXX This assumes ASCII! */ | |
|
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|
649 case '\n': break; |
| 69 | 650 case '\\': *p++ = '\\'; break; |
| 651 case '\'': *p++ = '\''; break; | |
|
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|
652 case '\"': *p++ = '\"'; break; |
| 69 | 653 case 'b': *p++ = '\b'; break; |
| 654 case 'f': *p++ = '\014'; break; /* FF */ | |
| 655 case 't': *p++ = '\t'; break; | |
| 656 case 'n': *p++ = '\n'; break; | |
| 657 case 'r': *p++ = '\r'; break; | |
| 658 case 'v': *p++ = '\013'; break; /* VT */ | |
| 659 case 'a': *p++ = '\007'; break; /* BEL, not classic C */ | |
| 660 case '0': case '1': case '2': case '3': | |
| 661 case '4': case '5': case '6': case '7': | |
| 662 c = s[-1] - '0'; | |
| 663 if ('0' <= *s && *s <= '7') { | |
| 664 c = (c<<3) + *s++ - '0'; | |
| 665 if ('0' <= *s && *s <= '7') | |
| 666 c = (c<<3) + *s++ - '0'; | |
| 667 } | |
| 668 *p++ = c; | |
| 669 break; | |
| 670 case 'x': | |
| 2310 | 671 if (isxdigit(Py_CHARMASK(*s))) { |
| 69 | 672 sscanf(s, "%x", &c); |
| 673 *p++ = c; | |
| 674 do { | |
| 675 s++; | |
| 2310 | 676 } while (isxdigit(Py_CHARMASK(*s))); |
| 69 | 677 break; |
| 678 } | |
| 679 /* FALLTHROUGH */ | |
| 680 default: *p++ = '\\'; *p++ = s[-1]; break; | |
| 681 } | |
| 682 } | |
| 683 resizestring(&v, (int)(p - buf)); | |
| 684 return v; | |
| 685 } | |
| 686 | |
|
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687 static object * |
|
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|
688 parsestrplus(n) |
|
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|
689 node *n; |
|
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|
690 { |
|
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|
691 object *v; |
|
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|
692 int i; |
|
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|
693 REQ(CHILD(n, 0), STRING); |
|
53aa51433f7f
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|
694 if ((v = parsestr(STR(CHILD(n, 0)))) != NULL) { |
|
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diff
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|
695 /* String literal concatenation */ |
|
53aa51433f7f
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|
696 for (i = 1; i < NCH(n) && v != NULL; i++) { |
|
53aa51433f7f
Two independent chages:
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697 joinstring_decref(&v, parsestr(STR(CHILD(n, i)))); |
|
53aa51433f7f
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|
698 } |
|
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|
699 } |
|
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|
700 return v; |
|
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|
701 } |
|
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|
702 |
| 69 | 703 static void |
| 704 com_list_constructor(c, n) | |
| 705 struct compiling *c; | |
| 706 node *n; | |
| 707 { | |
| 708 int len; | |
| 709 int i; | |
| 710 if (TYPE(n) != testlist) | |
| 711 REQ(n, exprlist); | |
| 712 /* exprlist: expr (',' expr)* [',']; likewise for testlist */ | |
| 713 len = (NCH(n) + 1) / 2; | |
| 714 for (i = 0; i < NCH(n); i += 2) | |
| 715 com_node(c, CHILD(n, i)); | |
| 716 com_addoparg(c, BUILD_LIST, len); | |
| 717 } | |
| 718 | |
| 719 static void | |
|
317
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|
720 com_dictmaker(c, n) |
|
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721 struct compiling *c; |
|
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New syntax: semicolons, continue statement.
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|
722 node *n; |
|
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New syntax: semicolons, continue statement.
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|
723 { |
|
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|
724 int i; |
|
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|
725 /* dictmaker: test ':' test (',' test ':' value)* [','] */ |
|
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726 for (i = 0; i+2 < NCH(n); i += 4) { |
|
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|
727 /* We must arrange things just right for STORE_SUBSCR. |
|
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|
728 It wants the stack to look like (value) (dict) (key) */ |
|
325b40d77235
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|
729 com_addbyte(c, DUP_TOP); |
|
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|
730 com_node(c, CHILD(n, i+2)); /* value */ |
|
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|
731 com_addbyte(c, ROT_TWO); |
|
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|
732 com_node(c, CHILD(n, i)); /* key */ |
|
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|
733 com_addbyte(c, STORE_SUBSCR); |
|
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|
734 } |
|
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|
735 } |
|
325b40d77235
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|
736 |
|
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|
737 static void |
| 69 | 738 com_atom(c, n) |
| 739 struct compiling *c; | |
| 740 node *n; | |
| 741 { | |
| 742 node *ch; | |
| 743 object *v; | |
| 744 int i; | |
| 745 REQ(n, atom); | |
| 746 ch = CHILD(n, 0); | |
| 747 switch (TYPE(ch)) { | |
| 748 case LPAR: | |
| 749 if (TYPE(CHILD(n, 1)) == RPAR) | |
| 750 com_addoparg(c, BUILD_TUPLE, 0); | |
| 751 else | |
| 752 com_node(c, CHILD(n, 1)); | |
| 753 break; | |
| 754 case LSQB: | |
| 755 if (TYPE(CHILD(n, 1)) == RSQB) | |
| 756 com_addoparg(c, BUILD_LIST, 0); | |
| 757 else | |
| 758 com_list_constructor(c, CHILD(n, 1)); | |
| 759 break; | |
|
317
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|
760 case LBRACE: /* '{' [dictmaker] '}' */ |
| 69 | 761 com_addoparg(c, BUILD_MAP, 0); |
|
317
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|
762 if (TYPE(CHILD(n, 1)) != RBRACE) |
|
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|
763 com_dictmaker(c, CHILD(n, 1)); |
| 69 | 764 break; |
| 765 case BACKQUOTE: | |
| 766 com_node(c, CHILD(n, 1)); | |
| 767 com_addbyte(c, UNARY_CONVERT); | |
| 768 break; | |
| 769 case NUMBER: | |
| 770 if ((v = parsenumber(STR(ch))) == NULL) { | |
| 771 c->c_errors++; | |
| 772 i = 255; | |
| 773 } | |
| 774 else { | |
| 775 i = com_addconst(c, v); | |
| 776 DECREF(v); | |
| 777 } | |
| 778 com_addoparg(c, LOAD_CONST, i); | |
| 779 break; | |
| 780 case STRING: | |
|
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|
781 v = parsestrplus(n); |
|
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|
782 if (v == NULL) { |
| 69 | 783 c->c_errors++; |
| 784 i = 255; | |
| 785 } | |
| 786 else { | |
| 787 i = com_addconst(c, v); | |
| 788 DECREF(v); | |
| 789 } | |
| 790 com_addoparg(c, LOAD_CONST, i); | |
| 791 break; | |
| 792 case NAME: | |
| 793 com_addopname(c, LOAD_NAME, ch); | |
| 794 break; | |
| 795 default: | |
| 796 fprintf(stderr, "node type %d\n", TYPE(ch)); | |
| 797 err_setstr(SystemError, "com_atom: unexpected node type"); | |
| 798 c->c_errors++; | |
| 799 } | |
| 800 } | |
| 801 | |
| 802 static void | |
| 803 com_slice(c, n, op) | |
| 804 struct compiling *c; | |
| 805 node *n; | |
| 806 int op; | |
| 807 { | |
| 808 if (NCH(n) == 1) { | |
| 809 com_addbyte(c, op); | |
| 810 } | |
| 811 else if (NCH(n) == 2) { | |
| 812 if (TYPE(CHILD(n, 0)) != COLON) { | |
| 813 com_node(c, CHILD(n, 0)); | |
| 814 com_addbyte(c, op+1); | |
| 815 } | |
| 816 else { | |
| 817 com_node(c, CHILD(n, 1)); | |
| 818 com_addbyte(c, op+2); | |
| 819 } | |
| 820 } | |
| 821 else { | |
| 822 com_node(c, CHILD(n, 0)); | |
| 823 com_node(c, CHILD(n, 2)); | |
| 824 com_addbyte(c, op+3); | |
| 825 } | |
| 826 } | |
| 827 | |
|
2813
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diff
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|
828 static int |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
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changeset
|
829 com_argument(c, n, inkeywords) |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
830 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:
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diff
changeset
|
831 node *n; /* argument */ |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
832 int inkeywords; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
833 { |
|
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
|
834 node *m; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
835 REQ(n, argument); /* [test '='] test; really [ keyword '='] keyword */ |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
836 if (NCH(n) == 1) { |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
837 if (inkeywords) { |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
838 err_setstr(SyntaxError, |
|
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
|
839 "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
|
840 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
|
841 } |
|
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
|
842 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
|
843 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
|
844 } |
|
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
|
845 return 0; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
846 } |
|
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
|
847 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
|
848 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
|
849 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:
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diff
changeset
|
850 } 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
|
851 if (TYPE(m) != NAME) { |
|
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:
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diff
changeset
|
852 err_setstr(SyntaxError, "keyword can't be an expression"); |
|
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
|
853 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
|
854 } |
|
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
|
855 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
|
856 object *v = newstringobject(STR(m)); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
857 if (v == NULL) |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
858 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
|
859 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
|
860 com_addoparg(c, LOAD_CONST, com_addconst(c, v)); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
861 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
|
862 } |
|
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
|
863 } |
|
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
|
864 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
|
865 return 1; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
866 } |
|
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
|
867 |
| 69 | 868 static void |
| 869 com_call_function(c, n) | |
| 870 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
|
871 node *n; /* EITHER arglist OR ')' */ |
| 69 | 872 { |
| 873 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
|
874 com_addoparg(c, CALL_FUNCTION, 0); |
| 69 | 875 } |
| 876 else { | |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
877 int inkeywords, i, na, nk; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
878 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
|
879 inkeywords = 0; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
880 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
|
881 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
|
882 for (i = 0; i < NCH(n); i += 2) { |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
883 inkeywords = com_argument(c, CHILD(n, i), inkeywords); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
884 if (!inkeywords) |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
885 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
|
886 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
|
887 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
|
888 } |
|
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
|
889 if (na > 255 || nk > 255) { |
|
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
|
890 err_setstr(SyntaxError, "more than 255 arguments"); |
|
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
|
891 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
|
892 } |
|
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
|
893 com_addoparg(c, CALL_FUNCTION, na | (nk << 8)); |
| 69 | 894 } |
| 895 } | |
| 896 | |
| 897 static void | |
| 898 com_select_member(c, n) | |
| 899 struct compiling *c; | |
| 900 node *n; | |
| 901 { | |
| 902 com_addopname(c, LOAD_ATTR, n); | |
| 903 } | |
| 904 | |
| 905 static void | |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
906 com_sliceobj(c, n) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
907 struct compiling *c; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
908 node *n; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
909 { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
910 int i=0; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
911 int ns=2; /* number of slice arguments */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
912 int first_missing=0; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
913 node *ch; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
914 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
915 /* first argument */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
916 if (TYPE(CHILD(n,i)) == COLON) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
917 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
918 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
919 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
920 else { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
921 com_node(c, CHILD(n,i)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
922 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
923 REQ(CHILD(n,i),COLON); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
924 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
925 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
926 /* second argument */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
927 if (i < NCH(n) && TYPE(CHILD(n,i)) == test) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
928 com_node(c, CHILD(n,i)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
929 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
930 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
931 else com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
932 /* remaining arguments */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
933 for (; i < NCH(n); i++) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
934 ns++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
935 ch=CHILD(n,i); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
936 REQ(ch, sliceop); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
937 if (NCH(ch) == 1) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
938 /* right argument of ':' missing */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
939 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
940 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
941 else |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
942 com_node(c, CHILD(ch,1)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
943 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
944 com_addoparg(c, BUILD_SLICE, ns); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
945 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
946 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
947 static void |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
948 com_subscript(c, n) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
949 struct compiling *c; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
950 node *n; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
951 { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
952 node *ch; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
953 REQ(n, subscript); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
954 ch = CHILD(n,0); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
955 /* check for rubber index */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
956 if (TYPE(ch) == DOT && TYPE(CHILD(n,1)) == DOT) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
957 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_Ellipses)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
958 else { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
959 /* check for slice */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
960 if ((TYPE(ch) == COLON || NCH(n) > 1)) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
961 com_sliceobj(c, n); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
962 else { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
963 REQ(ch, test); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
964 com_node(c, ch); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
965 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
966 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
967 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
968 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
969 static void |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
970 com_subscriptlist(c, n, assigning) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
971 struct compiling *c; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
972 node *n; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
973 int assigning; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
974 { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
975 int i, op; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
976 REQ(n, subscriptlist); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
977 /* 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
|
978 if (NCH(n) == 1) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
979 node *sub = CHILD(n, 0); /* subscript */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
980 /* Make it is a simple slice. |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
981 should have exactly one colon. */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
982 if ((TYPE(CHILD(sub, 0)) == COLON |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
983 || (NCH(sub) > 1 && TYPE(CHILD(sub, 1)) == COLON)) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
984 && (TYPE(CHILD(sub,NCH(sub)-1)) != sliceop)) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
985 if (assigning == OP_APPLY) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
986 op = SLICE; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
987 else |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
988 op = ((assigning == OP_ASSIGN) ? STORE_SLICE : DELETE_SLICE); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
989 com_slice(c, sub, op); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
990 return; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
991 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
992 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
993 /* Else normal subscriptlist. Compile each subscript. */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
994 for (i = 0; i < NCH(n); i += 2) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
995 com_subscript(c, CHILD(n, i)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
996 /* Put multiple subscripts into a tuple */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
997 if (NCH(n) > 1) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
998 com_addoparg(c, BUILD_TUPLE, (NCH(n)+1) / 2); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
999 if (assigning == OP_APPLY) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1000 op = BINARY_SUBSCR; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1001 else |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1002 op = ((assigning == OP_ASSIGN) ? STORE_SUBSCR : DELETE_SUBSCR); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1003 com_addbyte(c, op); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1004 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1005 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1006 static void |
| 69 | 1007 com_apply_trailer(c, n) |
| 1008 struct compiling *c; | |
| 1009 node *n; | |
| 1010 { | |
| 1011 REQ(n, trailer); | |
| 1012 switch (TYPE(CHILD(n, 0))) { | |
| 1013 case LPAR: | |
| 1014 com_call_function(c, CHILD(n, 1)); | |
| 1015 break; | |
| 1016 case DOT: | |
| 1017 com_select_member(c, CHILD(n, 1)); | |
| 1018 break; | |
| 1019 case LSQB: | |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1020 com_subscriptlist(c, CHILD(n, 1), OP_APPLY); |
| 69 | 1021 break; |
| 1022 default: | |
| 1023 err_setstr(SystemError, | |
| 1024 "com_apply_trailer: unknown trailer type"); | |
| 1025 c->c_errors++; | |
| 1026 } | |
| 1027 } | |
| 1028 | |
| 1029 static void | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1030 com_power(c, n) |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1031 struct compiling *c; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1032 node *n; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1033 { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1034 int i; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1035 REQ(n, power); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1036 com_atom(c, CHILD(n, 0)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1037 for (i = 1; i < NCH(n); i++) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1038 if (TYPE(CHILD(n, i)) == DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1039 com_factor(c, CHILD(n, i+1)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1040 com_addbyte(c, BINARY_POWER); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1041 break; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1042 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1043 else |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1044 com_apply_trailer(c, CHILD(n, i)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1045 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1046 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1047 |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1048 static void |
| 69 | 1049 com_factor(c, n) |
| 1050 struct compiling *c; | |
| 1051 node *n; | |
| 1052 { | |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1053 int i; |
| 69 | 1054 REQ(n, factor); |
| 1055 if (TYPE(CHILD(n, 0)) == PLUS) { | |
| 1056 com_factor(c, CHILD(n, 1)); | |
| 1057 com_addbyte(c, UNARY_POSITIVE); | |
| 1058 } | |
| 1059 else if (TYPE(CHILD(n, 0)) == MINUS) { | |
| 1060 com_factor(c, CHILD(n, 1)); | |
| 1061 com_addbyte(c, UNARY_NEGATIVE); | |
| 1062 } | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1063 else if (TYPE(CHILD(n, 0)) == TILDE) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1064 com_factor(c, CHILD(n, 1)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1065 com_addbyte(c, UNARY_INVERT); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1066 } |
| 69 | 1067 else { |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1068 com_power(c, CHILD(n, 0)); |
| 69 | 1069 } |
| 1070 } | |
| 1071 | |
| 1072 static void | |
| 1073 com_term(c, n) | |
| 1074 struct compiling *c; | |
| 1075 node *n; | |
| 1076 { | |
| 1077 int i; | |
| 1078 int op; | |
| 1079 REQ(n, term); | |
| 1080 com_factor(c, CHILD(n, 0)); | |
| 1081 for (i = 2; i < NCH(n); i += 2) { | |
| 1082 com_factor(c, CHILD(n, i)); | |
| 1083 switch (TYPE(CHILD(n, i-1))) { | |
| 1084 case STAR: | |
| 1085 op = BINARY_MULTIPLY; | |
| 1086 break; | |
| 1087 case SLASH: | |
| 1088 op = BINARY_DIVIDE; | |
| 1089 break; | |
| 1090 case PERCENT: | |
| 1091 op = BINARY_MODULO; | |
| 1092 break; | |
| 1093 default: | |
| 1094 err_setstr(SystemError, | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1095 "com_term: operator not *, / or %"); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1096 c->c_errors++; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1097 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1098 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1099 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1100 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1101 } |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1102 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1103 static void |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1104 com_arith_expr(c, n) |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1105 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1106 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1107 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1108 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1109 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1110 REQ(n, arith_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1111 com_term(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1112 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1113 com_term(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1114 switch (TYPE(CHILD(n, i-1))) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1115 case PLUS: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1116 op = BINARY_ADD; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1117 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1118 case MINUS: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1119 op = BINARY_SUBTRACT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1120 break; |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1121 default: |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1122 err_setstr(SystemError, |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1123 "com_arith_expr: operator not + or -"); |
|
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Added shift and mask ops.
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parents:
388
diff
changeset
|
1124 c->c_errors++; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1125 op = 255; |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1126 } |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1127 com_addbyte(c, op); |
|
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Added shift and mask ops.
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parents:
388
diff
changeset
|
1128 } |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1129 } |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1130 |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1131 static void |
|
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388
diff
changeset
|
1132 com_shift_expr(c, n) |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1133 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1134 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1135 { |
|
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Added shift and mask ops.
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parents:
388
diff
changeset
|
1136 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1137 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1138 REQ(n, shift_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1139 com_arith_expr(c, CHILD(n, 0)); |
|
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Added shift and mask ops.
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parents:
388
diff
changeset
|
1140 for (i = 2; i < NCH(n); i += 2) { |
|
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Added shift and mask ops.
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parents:
388
diff
changeset
|
1141 com_arith_expr(c, CHILD(n, i)); |
|
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Added shift and mask ops.
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parents:
388
diff
changeset
|
1142 switch (TYPE(CHILD(n, i-1))) { |
|
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Added shift and mask ops.
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diff
changeset
|
1143 case LEFTSHIFT: |
|
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Added shift and mask ops.
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388
diff
changeset
|
1144 op = BINARY_LSHIFT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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diff
changeset
|
1145 break; |
|
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Added shift and mask ops.
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388
diff
changeset
|
1146 case RIGHTSHIFT: |
|
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Added shift and mask ops.
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388
diff
changeset
|
1147 op = BINARY_RSHIFT; |
|
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Added shift and mask ops.
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diff
changeset
|
1148 break; |
|
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Added shift and mask ops.
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388
diff
changeset
|
1149 default: |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1150 err_setstr(SystemError, |
|
b5fe6482072f
Added shift and mask ops.
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diff
changeset
|
1151 "com_shift_expr: operator not << or >>"); |
|
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Added shift and mask ops.
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parents:
388
diff
changeset
|
1152 c->c_errors++; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1153 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1154 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1155 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1156 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1157 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1158 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1159 static void |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1160 com_and_expr(c, n) |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1161 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1162 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1163 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1164 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1165 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1166 REQ(n, and_expr); |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1167 com_shift_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
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parents:
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diff
changeset
|
1168 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1169 com_shift_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1170 if (TYPE(CHILD(n, i-1)) == AMPER) { |
|
b5fe6482072f
Added shift and mask ops.
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parents:
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diff
changeset
|
1171 op = BINARY_AND; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1172 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1173 else { |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1174 err_setstr(SystemError, |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1175 "com_and_expr: operator not &"); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1176 c->c_errors++; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1177 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1178 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1179 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1180 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1181 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1182 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1183 static void |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1184 com_xor_expr(c, n) |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1185 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1186 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1187 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1188 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1189 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1190 REQ(n, xor_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1191 com_and_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1192 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1193 com_and_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1194 if (TYPE(CHILD(n, i-1)) == CIRCUMFLEX) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1195 op = BINARY_XOR; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1196 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1197 else { |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1198 err_setstr(SystemError, |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1199 "com_xor_expr: operator not ^"); |
| 69 | 1200 c->c_errors++; |
| 1201 op = 255; | |
| 1202 } | |
| 1203 com_addbyte(c, op); | |
| 1204 } | |
| 1205 } | |
| 1206 | |
| 1207 static void | |
| 1208 com_expr(c, n) | |
| 1209 struct compiling *c; | |
| 1210 node *n; | |
| 1211 { | |
| 1212 int i; | |
| 1213 int op; | |
| 1214 REQ(n, expr); | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1215 com_xor_expr(c, CHILD(n, 0)); |
| 69 | 1216 for (i = 2; i < NCH(n); i += 2) { |
|
409
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1217 com_xor_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1218 if (TYPE(CHILD(n, i-1)) == VBAR) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1219 op = BINARY_OR; |
|
b5fe6482072f
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Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1220 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1221 else { |
| 69 | 1222 err_setstr(SystemError, |
|
409
b5fe6482072f
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parents:
388
diff
changeset
|
1223 "com_expr: expr operator not |"); |
| 69 | 1224 c->c_errors++; |
| 1225 op = 255; | |
| 1226 } | |
| 1227 com_addbyte(c, op); | |
| 1228 } | |
| 1229 } | |
| 1230 | |
| 1231 static enum cmp_op | |
| 1232 cmp_type(n) | |
| 1233 node *n; | |
| 1234 { | |
| 1235 REQ(n, comp_op); | |
|
388
31d509e94271
Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents:
336
diff
changeset
|
1236 /* comp_op: '<' | '>' | '=' | '>=' | '<=' | '<>' | '!=' | '==' |
| 69 | 1237 | 'in' | 'not' 'in' | 'is' | 'is' not' */ |
| 1238 if (NCH(n) == 1) { | |
| 1239 n = CHILD(n, 0); | |
| 1240 switch (TYPE(n)) { | |
| 1241 case LESS: return LT; | |
| 1242 case GREATER: return GT; | |
|
388
31d509e94271
Comment out 'abort()' call.
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parents:
336
diff
changeset
|
1243 case EQEQUAL: /* == */ |
| 69 | 1244 case EQUAL: return EQ; |
|
388
31d509e94271
Comment out 'abort()' call.
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parents:
336
diff
changeset
|
1245 case LESSEQUAL: return LE; |
|
31d509e94271
Comment out 'abort()' call.
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parents:
336
diff
changeset
|
1246 case GREATEREQUAL: return GE; |
|
31d509e94271
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parents:
336
diff
changeset
|
1247 case NOTEQUAL: return NE; /* <> or != */ |
| 69 | 1248 case NAME: if (strcmp(STR(n), "in") == 0) return IN; |
| 1249 if (strcmp(STR(n), "is") == 0) return IS; | |
| 1250 } | |
| 1251 } | |
| 1252 else if (NCH(n) == 2) { | |
| 1253 switch (TYPE(CHILD(n, 0))) { | |
| 1254 case NAME: if (strcmp(STR(CHILD(n, 1)), "in") == 0) | |
| 1255 return NOT_IN; | |
| 1256 if (strcmp(STR(CHILD(n, 0)), "is") == 0) | |
| 1257 return IS_NOT; | |
| 1258 } | |
| 1259 } | |
| 1260 return BAD; | |
| 1261 } | |
| 1262 | |
| 1263 static void | |
| 1264 com_comparison(c, n) | |
| 1265 struct compiling *c; | |
| 1266 node *n; | |
| 1267 { | |
| 1268 int i; | |
| 1269 enum cmp_op op; | |
| 1270 int anchor; | |
| 1271 REQ(n, comparison); /* comparison: expr (comp_op expr)* */ | |
| 1272 com_expr(c, CHILD(n, 0)); | |
| 1273 if (NCH(n) == 1) | |
| 1274 return; | |
| 1275 | |
| 1276 /**************************************************************** | |
| 1277 The following code is generated for all but the last | |
| 1278 comparison in a chain: | |
| 1279 | |
| 1280 label: on stack: opcode: jump to: | |
| 1281 | |
| 1282 a <code to load b> | |
| 1283 a, b DUP_TOP | |
| 1284 a, b, b ROT_THREE | |
| 1285 b, a, b COMPARE_OP | |
| 1286 b, 0-or-1 JUMP_IF_FALSE L1 | |
| 1287 b, 1 POP_TOP | |
| 1288 b | |
| 1289 | |
| 1290 We are now ready to repeat this sequence for the next | |
| 1291 comparison in the chain. | |
| 1292 | |
| 1293 For the last we generate: | |
| 1294 | |
| 1295 b <code to load c> | |
| 1296 b, c COMPARE_OP | |
| 1297 0-or-1 | |
| 1298 | |
| 1299 If there were any jumps to L1 (i.e., there was more than one | |
| 1300 comparison), we generate: | |
| 1301 | |
| 1302 0-or-1 JUMP_FORWARD L2 | |
| 1303 L1: b, 0 ROT_TWO | |
| 1304 0, b POP_TOP | |
| 1305 0 | |
| 1306 L2: | |
| 1307 ****************************************************************/ | |
| 1308 | |
| 1309 anchor = 0; | |
| 1310 | |
| 1311 for (i = 2; i < NCH(n); i += 2) { | |
| 1312 com_expr(c, CHILD(n, i)); | |
| 1313 if (i+2 < NCH(n)) { | |
| 1314 com_addbyte(c, DUP_TOP); | |
| 1315 com_addbyte(c, ROT_THREE); | |
| 1316 } | |
| 1317 op = cmp_type(CHILD(n, i-1)); | |
| 1318 if (op == BAD) { | |
| 1319 err_setstr(SystemError, | |
| 1320 "com_comparison: unknown comparison op"); | |
| 1321 c->c_errors++; | |
| 1322 } | |
| 1323 com_addoparg(c, COMPARE_OP, op); | |
| 1324 if (i+2 < NCH(n)) { | |
| 1325 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1326 com_addbyte(c, POP_TOP); | |
| 1327 } | |
| 1328 } | |
| 1329 | |
| 1330 if (anchor) { | |
| 1331 int anchor2 = 0; | |
| 1332 com_addfwref(c, JUMP_FORWARD, &anchor2); | |
| 1333 com_backpatch(c, anchor); | |
| 1334 com_addbyte(c, ROT_TWO); | |
| 1335 com_addbyte(c, POP_TOP); | |
| 1336 com_backpatch(c, anchor2); | |
| 1337 } | |
| 1338 } | |
| 1339 | |
| 1340 static void | |
| 1341 com_not_test(c, n) | |
| 1342 struct compiling *c; | |
| 1343 node *n; | |
| 1344 { | |
| 1345 REQ(n, not_test); /* 'not' not_test | comparison */ | |
| 1346 if (NCH(n) == 1) { | |
| 1347 com_comparison(c, CHILD(n, 0)); | |
| 1348 } | |
| 1349 else { | |
| 1350 com_not_test(c, CHILD(n, 1)); | |
| 1351 com_addbyte(c, UNARY_NOT); | |
| 1352 } | |
| 1353 } | |
| 1354 | |
| 1355 static void | |
| 1356 com_and_test(c, n) | |
| 1357 struct compiling *c; | |
| 1358 node *n; | |
| 1359 { | |
| 1360 int i; | |
| 1361 int anchor; | |
| 1362 REQ(n, and_test); /* not_test ('and' not_test)* */ | |
| 1363 anchor = 0; | |
| 1364 i = 0; | |
| 1365 for (;;) { | |
| 1366 com_not_test(c, CHILD(n, i)); | |
| 1367 if ((i += 2) >= NCH(n)) | |
| 1368 break; | |
| 1369 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1370 com_addbyte(c, POP_TOP); | |
| 1371 } | |
| 1372 if (anchor) | |
| 1373 com_backpatch(c, anchor); | |
| 1374 } | |
| 1375 | |
| 1376 static void | |
| 1377 com_test(c, n) | |
| 1378 struct compiling *c; | |
| 1379 node *n; | |
| 1380 { | |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1381 REQ(n, test); /* and_test ('and' and_test)* | lambdef */ |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1382 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
|
1383 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
|
1384 int i; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1385 int ndefs = com_argdefs(c, CHILD(n, 0)); |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1386 v = (object *) compile(CHILD(n, 0), c->c_filename); |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1387 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
|
1388 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
|
1389 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
|
1390 } |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1391 else { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1392 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
|
1393 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
|
1394 } |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1395 com_addoparg(c, LOAD_CONST, i); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1396 com_addoparg(c, MAKE_FUNCTION, ndefs); |
| 69 | 1397 } |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1398 else { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1399 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
|
1400 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
|
1401 for (;;) { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1402 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
|
1403 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
|
1404 break; |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1405 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
|
1406 com_addbyte(c, POP_TOP); |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1407 } |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1408 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
|
1409 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
|
1410 } |
| 69 | 1411 } |
| 1412 | |
| 1413 static void | |
| 482 | 1414 com_list(c, n, toplevel) |
| 69 | 1415 struct compiling *c; |
| 1416 node *n; | |
| 482 | 1417 int toplevel; /* If nonzero, *always* build a tuple */ |
| 69 | 1418 { |
| 1419 /* exprlist: expr (',' expr)* [',']; likewise for testlist */ | |
| 482 | 1420 if (NCH(n) == 1 && !toplevel) { |
| 69 | 1421 com_node(c, CHILD(n, 0)); |
| 1422 } | |
| 1423 else { | |
| 1424 int i; | |
| 1425 int len; | |
| 1426 len = (NCH(n) + 1) / 2; | |
| 1427 for (i = 0; i < NCH(n); i += 2) | |
| 1428 com_node(c, CHILD(n, i)); | |
| 1429 com_addoparg(c, BUILD_TUPLE, len); | |
| 1430 } | |
| 1431 } | |
| 1432 | |
| 1433 | |
| 1434 /* Begin of assignment compilation */ | |
| 1435 | |
| 1436 static void com_assign_name PROTO((struct compiling *, node *, int)); | |
| 1437 static void com_assign PROTO((struct compiling *, node *, int)); | |
| 1438 | |
| 1439 static void | |
| 1440 com_assign_attr(c, n, assigning) | |
| 1441 struct compiling *c; | |
| 1442 node *n; | |
| 1443 int assigning; | |
| 1444 { | |
| 1445 com_addopname(c, assigning ? STORE_ATTR : DELETE_ATTR, n); | |
| 1446 } | |
| 1447 | |
| 1448 static void | |
| 1449 com_assign_trailer(c, n, assigning) | |
| 1450 struct compiling *c; | |
| 1451 node *n; | |
| 1452 int assigning; | |
| 1453 { | |
| 1454 REQ(n, trailer); | |
| 1455 switch (TYPE(CHILD(n, 0))) { | |
| 1456 case LPAR: /* '(' [exprlist] ')' */ | |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1457 err_setstr(SyntaxError, "can't assign to function call"); |
| 69 | 1458 c->c_errors++; |
| 1459 break; | |
| 1460 case DOT: /* '.' NAME */ | |
| 1461 com_assign_attr(c, CHILD(n, 1), assigning); | |
| 1462 break; | |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1463 case LSQB: /* '[' subscriptlist ']' */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1464 com_subscriptlist(c, CHILD(n, 1), assigning); |
| 69 | 1465 break; |
| 1466 default: | |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1467 err_setstr(SystemError, "unknown trailer type"); |
| 69 | 1468 c->c_errors++; |
| 1469 } | |
| 1470 } | |
| 1471 | |
| 1472 static void | |
| 1473 com_assign_tuple(c, n, assigning) | |
| 1474 struct compiling *c; | |
| 1475 node *n; | |
| 1476 int assigning; | |
| 1477 { | |
| 1478 int i; | |
| 1479 if (TYPE(n) != testlist) | |
| 1480 REQ(n, exprlist); | |
| 1481 if (assigning) | |
| 1482 com_addoparg(c, UNPACK_TUPLE, (NCH(n)+1)/2); | |
| 1483 for (i = 0; i < NCH(n); i += 2) | |
| 1484 com_assign(c, CHILD(n, i), assigning); | |
| 1485 } | |
| 1486 | |
| 1487 static void | |
| 1488 com_assign_list(c, n, assigning) | |
| 1489 struct compiling *c; | |
| 1490 node *n; | |
| 1491 int assigning; | |
| 1492 { | |
| 1493 int i; | |
| 1494 if (assigning) | |
| 1495 com_addoparg(c, UNPACK_LIST, (NCH(n)+1)/2); | |
| 1496 for (i = 0; i < NCH(n); i += 2) | |
| 1497 com_assign(c, CHILD(n, i), assigning); | |
| 1498 } | |
| 1499 | |
| 1500 static void | |
| 1501 com_assign_name(c, n, assigning) | |
| 1502 struct compiling *c; | |
| 1503 node *n; | |
| 1504 int assigning; | |
| 1505 { | |
| 1506 REQ(n, NAME); | |
| 1507 com_addopname(c, assigning ? STORE_NAME : DELETE_NAME, n); | |
| 1508 } | |
| 1509 | |
| 1510 static void | |
| 1511 com_assign(c, n, assigning) | |
| 1512 struct compiling *c; | |
| 1513 node *n; | |
| 1514 int assigning; | |
| 1515 { | |
| 1516 /* Loop to avoid trivial recursion */ | |
| 1517 for (;;) { | |
| 1518 switch (TYPE(n)) { | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1519 |
| 69 | 1520 case exprlist: |
| 1521 case testlist: | |
| 1522 if (NCH(n) > 1) { | |
| 1523 com_assign_tuple(c, n, assigning); | |
| 1524 return; | |
| 1525 } | |
| 1526 n = CHILD(n, 0); | |
| 1527 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1528 |
| 69 | 1529 case test: |
| 1530 case and_test: | |
| 1531 case not_test: | |
| 1532 case comparison: | |
| 1533 case expr: | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1534 case xor_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1535 case and_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1536 case shift_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1537 case arith_expr: |
| 69 | 1538 case term: |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1539 case factor: |
| 69 | 1540 if (NCH(n) > 1) { |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1541 err_setstr(SyntaxError, |
| 69 | 1542 "can't assign to operator"); |
| 1543 c->c_errors++; | |
| 1544 return; | |
| 1545 } | |
| 1546 n = CHILD(n, 0); | |
| 1547 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1548 |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1549 case power: /* atom trailer* ('**' power)* */ |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1550 /* ('+'|'-'|'~') factor | atom trailer* */ |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1551 if (TYPE(CHILD(n, 0)) != atom) { |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1552 err_setstr(SyntaxError, |
| 69 | 1553 "can't assign to operator"); |
| 1554 c->c_errors++; | |
| 1555 return; | |
| 1556 } | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1557 if (NCH(n) > 1) { /* trailer or exponent present */ |
| 69 | 1558 int i; |
| 1559 com_node(c, CHILD(n, 0)); | |
| 1560 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
|
1561 if (TYPE(CHILD(n, i)) == DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1562 err_setstr(SyntaxError, |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1563 "can't assign to operator"); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1564 c->c_errors++; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1565 return; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1566 } |
| 69 | 1567 com_apply_trailer(c, CHILD(n, i)); |
| 1568 } /* NB i is still alive */ | |
| 1569 com_assign_trailer(c, | |
| 1570 CHILD(n, i), assigning); | |
| 1571 return; | |
| 1572 } | |
| 1573 n = CHILD(n, 0); | |
| 1574 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1575 |
| 69 | 1576 case atom: |
| 1577 switch (TYPE(CHILD(n, 0))) { | |
| 1578 case LPAR: | |
| 1579 n = CHILD(n, 1); | |
| 1580 if (TYPE(n) == RPAR) { | |
| 1581 /* XXX Should allow () = () ??? */ | |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1582 err_setstr(SyntaxError, |
| 69 | 1583 "can't assign to ()"); |
| 1584 c->c_errors++; | |
| 1585 return; | |
| 1586 } | |
| 1587 break; | |
| 1588 case LSQB: | |
| 1589 n = CHILD(n, 1); | |
| 1590 if (TYPE(n) == RSQB) { | |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1591 err_setstr(SyntaxError, |
| 69 | 1592 "can't assign to []"); |
| 1593 c->c_errors++; | |
| 1594 return; | |
| 1595 } | |
| 1596 com_assign_list(c, n, assigning); | |
| 1597 return; | |
| 1598 case NAME: | |
| 1599 com_assign_name(c, CHILD(n, 0), assigning); | |
| 1600 return; | |
| 1601 default: | |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1602 err_setstr(SyntaxError, |
| 544 | 1603 "can't assign to literal"); |
| 69 | 1604 c->c_errors++; |
| 1605 return; | |
| 1606 } | |
| 1607 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1608 |
| 69 | 1609 default: |
| 1610 fprintf(stderr, "node type %d\n", TYPE(n)); | |
| 1611 err_setstr(SystemError, "com_assign: bad node"); | |
| 1612 c->c_errors++; | |
| 1613 return; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1614 |
| 69 | 1615 } |
| 1616 } | |
| 1617 } | |
| 1618 | |
| 1619 static void | |
| 1620 com_expr_stmt(c, n) | |
| 1621 struct compiling *c; | |
| 1622 node *n; | |
| 1623 { | |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1624 REQ(n, expr_stmt); /* testlist ('=' testlist)* */ |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1625 com_node(c, CHILD(n, NCH(n)-1)); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1626 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
|
1627 if (c->c_interactive) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1628 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
|
1629 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1630 com_addbyte(c, POP_TOP); |
| 69 | 1631 } |
| 1632 else { | |
| 1633 int i; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1634 for (i = 0; i < NCH(n)-2; i+=2) { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1635 if (i+2 < NCH(n)-2) |
| 69 | 1636 com_addbyte(c, DUP_TOP); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1637 com_assign(c, CHILD(n, i), OP_ASSIGN); |
| 69 | 1638 } |
| 1639 } | |
| 1640 } | |
| 1641 | |
| 1642 static void | |
| 1643 com_print_stmt(c, n) | |
| 1644 struct compiling *c; | |
| 1645 node *n; | |
| 1646 { | |
| 1647 int i; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1648 REQ(n, print_stmt); /* 'print' (test ',')* [test] */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1649 for (i = 1; i < NCH(n); i += 2) { |
| 69 | 1650 com_node(c, CHILD(n, i)); |
| 1651 com_addbyte(c, PRINT_ITEM); | |
| 1652 } | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1653 if (TYPE(CHILD(n, NCH(n)-1)) != COMMA) |
| 69 | 1654 com_addbyte(c, PRINT_NEWLINE); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1655 /* XXX Alternatively, LOAD_CONST '\n' and then PRINT_ITEM */ |
| 69 | 1656 } |
| 1657 | |
| 1658 static void | |
| 1659 com_return_stmt(c, n) | |
| 1660 struct compiling *c; | |
| 1661 node *n; | |
| 1662 { | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1663 REQ(n, return_stmt); /* 'return' [testlist] */ |
| 86 | 1664 if (!c->c_infunction) { |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1665 err_setstr(SyntaxError, "'return' outside function"); |
| 86 | 1666 c->c_errors++; |
| 1667 } | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1668 if (NCH(n) < 2) |
| 69 | 1669 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 1670 else | |
| 1671 com_node(c, CHILD(n, 1)); | |
| 1672 com_addbyte(c, RETURN_VALUE); | |
| 1673 } | |
| 1674 | |
| 1675 static void | |
| 1676 com_raise_stmt(c, n) | |
| 1677 struct compiling *c; | |
| 1678 node *n; | |
| 1679 { | |
|
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
|
1680 REQ(n, raise_stmt); /* 'raise' test [',' test [',' test]] */ |
| 69 | 1681 com_node(c, CHILD(n, 1)); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1682 if (NCH(n) > 3) { |
| 69 | 1683 com_node(c, CHILD(n, 3)); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1684 if (NCH(n) > 5) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1685 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
|
1686 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1687 com_addoparg(c, RAISE_VARARGS, NCH(n)/2); |
| 69 | 1688 } |
| 1689 | |
| 1690 static void | |
| 1691 com_import_stmt(c, n) | |
| 1692 struct compiling *c; | |
| 1693 node *n; | |
| 1694 { | |
| 1695 int i; | |
| 1696 REQ(n, import_stmt); | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1697 /* 'import' dotted_name (',' dotted_name)* | |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1698 'from' dotted_name 'import' ('*' | NAME (',' NAME)*) */ |
| 69 | 1699 if (STR(CHILD(n, 0))[0] == 'f') { |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1700 /* 'from' dotted_name 'import' ... */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1701 REQ(CHILD(n, 1), dotted_name); |
| 69 | 1702 com_addopname(c, IMPORT_NAME, CHILD(n, 1)); |
| 1703 for (i = 3; i < NCH(n); i += 2) | |
| 1704 com_addopname(c, IMPORT_FROM, CHILD(n, i)); | |
| 1705 com_addbyte(c, POP_TOP); | |
| 1706 } | |
| 1707 else { | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1708 /* 'import' ... */ |
| 69 | 1709 for (i = 1; i < NCH(n); i += 2) { |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1710 REQ(CHILD(n, i), dotted_name); |
| 69 | 1711 com_addopname(c, IMPORT_NAME, CHILD(n, i)); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1712 com_addopname(c, STORE_NAME, CHILD(CHILD(n, i), 0)); |
| 69 | 1713 } |
| 1714 } | |
| 1715 } | |
| 1716 | |
| 1717 static void | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1718 com_global_stmt(c, n) |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1719 struct compiling *c; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1720 node *n; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1721 { |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1722 int i; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1723 REQ(n, global_stmt); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1724 /* 'global' NAME (',' NAME)* */ |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1725 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
|
1726 char *s = STR(CHILD(n, i)); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1727 if (dictlookup(c->c_locals, s) != NULL) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1728 err_setstr(SyntaxError, "name is local and global"); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1729 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1730 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1731 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
|
1732 c->c_errors++; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1733 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1734 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1735 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1736 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1737 com_newlocal_o(c, nameval) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1738 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1739 object *nameval; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1740 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1741 int i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1742 object *ival; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1743 if (getlistsize(c->c_varnames) != c->c_nlocals) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1744 /* 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
|
1745 if (c->c_errors == 0) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1746 err_setstr(SystemError, "mixed up var name/index"); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1747 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1748 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1749 return 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1750 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1751 ival = newintobject(i = c->c_nlocals++); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1752 if (ival == NULL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1753 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1754 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
|
1755 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1756 else if (addlistitem(c->c_varnames, nameval) != 0) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1757 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1758 XDECREF(ival); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1759 return i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1760 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1761 |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1762 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1763 com_addlocal_o(c, nameval) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1764 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1765 object *nameval; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1766 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1767 object *ival = mappinglookup(c->c_locals, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1768 if (ival != NULL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1769 return getintvalue(ival); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1770 return com_newlocal_o(c, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1771 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1772 |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1773 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1774 com_newlocal(c, name) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1775 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1776 char *name; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1777 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1778 object *nameval = newstringobject(name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1779 int i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1780 if (nameval == NULL) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1781 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1782 return 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1783 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1784 i = com_newlocal_o(c, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1785 DECREF(nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1786 return i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1787 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1788 |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1789 #define strequ(a, b) (strcmp((a), (b)) == 0) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1790 |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1791 static void |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1792 com_access_stmt(c, n) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1793 struct compiling *c; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1794 node *n; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1795 { |
|
3166
938c433c876a
disable code generation for access statement
Guido van Rossum <guido@python.org>
parents:
3139
diff
changeset
|
1796 #if 0 |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1797 int i, j, k, mode, imode; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1798 object *vmode; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1799 REQ(n, access_stmt); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1800 /* 'access' NAME (',' NAME)* ':' accesstype (',' accesstype)* |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1801 accesstype: NAME+ */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1802 |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1803 /* Find where the colon is */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1804 i = 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1805 while (TYPE(CHILD(n,i-1)) != COLON) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1806 i += 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1807 |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1808 /* Calculate the mode mask */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1809 mode = 0; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1810 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
|
1811 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
|
1812 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
|
1813 if (strequ(STR(CHILD(CHILD(n,j),k)), "public")) |
|
9fed5726a36d
Several changes in one:
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diff
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|
1814 p = 0; |
|
9fed5726a36d
Several changes in one:
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diff
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|
1815 else if (strequ(STR(CHILD(CHILD(n,j),k)), "protected")) |
|
9fed5726a36d
Several changes in one:
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diff
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|
1816 p = 1; |
|
9fed5726a36d
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diff
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|
1817 else if (strequ(STR(CHILD(CHILD(n,j),k)), "private")) |
|
9fed5726a36d
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|
1818 p = 2; |
|
9fed5726a36d
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diff
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|
1819 else if (strequ(STR(CHILD(CHILD(n,j),k)), "read")) |
|
9fed5726a36d
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diff
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|
1820 r = 1; |
|
9fed5726a36d
Several changes in one:
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diff
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|
1821 else if (strequ(STR(CHILD(CHILD(n,j),k)), "write")) |
|
9fed5726a36d
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diff
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|
1822 w = 1; |
|
9fed5726a36d
Several changes in one:
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diff
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|
1823 else /* XXX should make this an exception */ |
|
9fed5726a36d
Several changes in one:
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diff
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|
1824 fprintf(stderr, "bad access type %s\n", |
|
9fed5726a36d
Several changes in one:
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diff
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|
1825 STR(CHILD(CHILD(n,j),k))); |
|
9fed5726a36d
Several changes in one:
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diff
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|
1826 } |
|
9fed5726a36d
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diff
changeset
|
1827 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>
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1288
diff
changeset
|
1828 r = w = 1; |
|
1288
9fed5726a36d
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diff
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|
1829 if (p == 0) { |
|
9fed5726a36d
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|
1830 if (r == 1) mode |= AC_R_PUBLIC; |
|
9fed5726a36d
Several changes in one:
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diff
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|
1831 if (w == 1) mode |= AC_W_PUBLIC; |
|
9fed5726a36d
Several changes in one:
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diff
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|
1832 } else if (p == 1) { |
|
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diff
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|
1833 if (r == 1) mode |= AC_R_PROTECTED; |
|
9fed5726a36d
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|
1834 if (w == 1) mode |= AC_W_PROTECTED; |
|
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|
1835 } else { |
|
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|
1836 if (r == 1) mode |= AC_R_PRIVATE; |
|
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|
1837 if (w == 1) mode |= AC_W_PRIVATE; |
|
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|
1838 } |
|
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|
1839 } |
|
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|
1840 vmode = newintobject((long)mode); |
|
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|
1841 imode = com_addconst(c, vmode); |
|
9fed5726a36d
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|
1842 XDECREF(vmode); |
|
9fed5726a36d
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|
1843 for (i = 1; TYPE(CHILD(n,i-1)) != COLON; i+=2) { |
|
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|
1844 com_addoparg(c, LOAD_CONST, imode); |
|
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|
1845 com_addopname(c, ACCESS_MODE, CHILD(n, i)); |
|
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|
1846 } |
|
3166
938c433c876a
disable code generation for access statement
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diff
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|
1847 #endif |
|
1288
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1848 } |
|
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|
1849 |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
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diff
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|
1850 static void |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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|
1851 com_exec_stmt(c, n) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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|
1852 struct compiling *c; |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
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|
1853 node *n; |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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|
1854 { |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
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|
1855 REQ(n, exec_stmt); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
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1319
diff
changeset
|
1856 /* exec_stmt: 'exec' expr ['in' expr [',' expr]] */ |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
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diff
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|
1857 com_node(c, CHILD(n, 1)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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changeset
|
1858 if (NCH(n) >= 4) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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parents:
1319
diff
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|
1859 com_node(c, CHILD(n, 3)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
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|
1860 else |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
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|
1861 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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parents:
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diff
changeset
|
1862 if (NCH(n) >= 6) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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parents:
1319
diff
changeset
|
1863 com_node(c, CHILD(n, 5)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
changeset
|
1864 else |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
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diff
changeset
|
1865 com_addbyte(c, DUP_TOP); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1866 com_addbyte(c, EXEC_STMT); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
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diff
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|
1867 } |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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parents:
1319
diff
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|
1868 |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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parents:
1319
diff
changeset
|
1869 static void |
| 69 | 1870 com_if_stmt(c, n) |
| 1871 struct compiling *c; | |
| 1872 node *n; | |
| 1873 { | |
| 1874 int i; | |
| 1875 int anchor = 0; | |
| 1876 REQ(n, if_stmt); | |
| 1877 /*'if' test ':' suite ('elif' test ':' suite)* ['else' ':' suite] */ | |
| 1878 for (i = 0; i+3 < NCH(n); i+=4) { | |
| 1879 int a = 0; | |
| 86 | 1880 node *ch = CHILD(n, i+1); |
| 1881 if (i > 0) | |
| 1882 com_addoparg(c, SET_LINENO, ch->n_lineno); | |
| 69 | 1883 com_node(c, CHILD(n, i+1)); |
| 1884 com_addfwref(c, JUMP_IF_FALSE, &a); | |
| 1885 com_addbyte(c, POP_TOP); | |
| 1886 com_node(c, CHILD(n, i+3)); | |
| 1887 com_addfwref(c, JUMP_FORWARD, &anchor); | |
| 1888 com_backpatch(c, a); | |
| 1889 com_addbyte(c, POP_TOP); | |
| 1890 } | |
| 1891 if (i+2 < NCH(n)) | |
| 1892 com_node(c, CHILD(n, i+2)); | |
| 1893 com_backpatch(c, anchor); | |
| 1894 } | |
| 1895 | |
| 1896 static void | |
| 1897 com_while_stmt(c, n) | |
| 1898 struct compiling *c; | |
| 1899 node *n; | |
| 1900 { | |
| 1901 int break_anchor = 0; | |
| 1902 int anchor = 0; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
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|
1903 int save_begin = c->c_begin; |
| 69 | 1904 REQ(n, while_stmt); /* 'while' test ':' suite ['else' ':' suite] */ |
| 1905 com_addfwref(c, SETUP_LOOP, &break_anchor); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
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|
1906 block_push(c, SETUP_LOOP); |
|
325b40d77235
New syntax: semicolons, continue statement.
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diff
changeset
|
1907 c->c_begin = c->c_nexti; |
| 86 | 1908 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 1909 com_node(c, CHILD(n, 1)); |
| 1910 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1911 com_addbyte(c, POP_TOP); | |
| 86 | 1912 c->c_loops++; |
| 69 | 1913 com_node(c, CHILD(n, 3)); |
| 86 | 1914 c->c_loops--; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
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|
1915 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
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diff
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|
1916 c->c_begin = save_begin; |
| 69 | 1917 com_backpatch(c, anchor); |
| 1918 com_addbyte(c, POP_TOP); | |
| 1919 com_addbyte(c, POP_BLOCK); | |
|
317
325b40d77235
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changeset
|
1920 block_pop(c, SETUP_LOOP); |
| 69 | 1921 if (NCH(n) > 4) |
| 1922 com_node(c, CHILD(n, 6)); | |
| 1923 com_backpatch(c, break_anchor); | |
| 1924 } | |
| 1925 | |
| 1926 static void | |
| 1927 com_for_stmt(c, n) | |
| 1928 struct compiling *c; | |
| 1929 node *n; | |
| 1930 { | |
| 1931 object *v; | |
| 1932 int break_anchor = 0; | |
| 1933 int anchor = 0; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
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diff
changeset
|
1934 int save_begin = c->c_begin; |
| 69 | 1935 REQ(n, for_stmt); |
| 1936 /* 'for' exprlist 'in' exprlist ':' suite ['else' ':' suite] */ | |
| 1937 com_addfwref(c, SETUP_LOOP, &break_anchor); | |
|
317
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New syntax: semicolons, continue statement.
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diff
changeset
|
1938 block_push(c, SETUP_LOOP); |
| 69 | 1939 com_node(c, CHILD(n, 3)); |
| 1940 v = newintobject(0L); | |
| 1941 if (v == NULL) | |
| 1942 c->c_errors++; | |
| 1943 com_addoparg(c, LOAD_CONST, com_addconst(c, v)); | |
| 1944 XDECREF(v); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
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303
diff
changeset
|
1945 c->c_begin = c->c_nexti; |
| 86 | 1946 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 1947 com_addfwref(c, FOR_LOOP, &anchor); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
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3766
diff
changeset
|
1948 com_assign(c, CHILD(n, 1), OP_ASSIGN); |
| 86 | 1949 c->c_loops++; |
| 69 | 1950 com_node(c, CHILD(n, 5)); |
| 86 | 1951 c->c_loops--; |
|
317
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|
1952 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
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diff
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|
1953 c->c_begin = save_begin; |
| 69 | 1954 com_backpatch(c, anchor); |
| 1955 com_addbyte(c, POP_BLOCK); | |
|
317
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New syntax: semicolons, continue statement.
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|
1956 block_pop(c, SETUP_LOOP); |
| 69 | 1957 if (NCH(n) > 8) |
| 1958 com_node(c, CHILD(n, 8)); | |
| 1959 com_backpatch(c, break_anchor); | |
| 1960 } | |
| 1961 | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
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1417
diff
changeset
|
1962 /* Code generated for "try: S finally: Sf" is as follows: |
|
73
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1963 |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1964 SETUP_FINALLY L |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1965 <code for S> |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1966 POP_BLOCK |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1967 LOAD_CONST <nil> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1968 L: <code for Sf> |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1969 END_FINALLY |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1970 |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1971 The special instructions use the block stack. Each block |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1972 stack entry contains the instruction that created it (here |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1973 SETUP_FINALLY), the level of the value stack at the time the |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1974 block stack entry was created, and a label (here L). |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1975 |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1976 SETUP_FINALLY: |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1977 Pushes the current value stack level and the label |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1978 onto the block stack. |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1979 POP_BLOCK: |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1980 Pops en entry from the block stack, and pops the value |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1981 stack until its level is the same as indicated on the |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1982 block stack. (The label is ignored.) |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1983 END_FINALLY: |
| 86 | 1984 Pops a variable number of entries from the *value* stack |
| 1985 and re-raises the exception they specify. The number of | |
| 1986 entries popped depends on the (pseudo) exception type. | |
|
73
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1987 |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1988 The block stack is unwound when an exception is raised: |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
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69
diff
changeset
|
1989 when a SETUP_FINALLY entry is found, the exception is pushed |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
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69
diff
changeset
|
1990 onto the value stack (and the exception condition is cleared), |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
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69
diff
changeset
|
1991 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
|
1992 stack. |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1993 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
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69
diff
changeset
|
1994 Code generated for "try: S except E1, V1: S1 except E2, V2: S2 ...": |
| 86 | 1995 (The contents of the value stack is shown in [], with the top |
| 1996 at the right; 'tb' is trace-back info, 'val' the exception's | |
| 1997 associated value, and 'exc' the exception.) | |
|
73
3028acaa56b0
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|
1998 |
|
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69
diff
changeset
|
1999 Value stack Label Instruction Argument |
|
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Compile class definitions.
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69
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|
2000 [] SETUP_EXCEPT L1 |
|
3028acaa56b0
Compile class definitions.
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69
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|
2001 [] <code for S> |
|
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69
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|
2002 [] POP_BLOCK |
|
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Compile class definitions.
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69
diff
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|
2003 [] JUMP_FORWARD L0 |
|
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|
2004 |
| 86 | 2005 [tb, val, exc] L1: DUP ) |
| 2006 [tb, val, exc, exc] <evaluate E1> ) | |
| 2007 [tb, val, exc, exc, E1] COMPARE_OP EXC_MATCH ) only if E1 | |
| 2008 [tb, val, exc, 1-or-0] JUMP_IF_FALSE L2 ) | |
| 2009 [tb, val, exc, 1] POP ) | |
| 2010 [tb, val, exc] POP | |
| 2011 [tb, val] <assign to V1> (or POP if no V1) | |
| 2012 [tb] POP | |
|
73
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Compile class definitions.
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69
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|
2013 [] <code for S1> |
|
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Compile class definitions.
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69
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|
2014 JUMP_FORWARD L0 |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
2015 |
| 86 | 2016 [tb, val, exc, 0] L2: POP |
| 2017 [tb, val, exc] DUP | |
|
73
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Compile class definitions.
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diff
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|
2018 .............................etc....................... |
|
3028acaa56b0
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69
diff
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|
2019 |
| 86 | 2020 [tb, val, exc, 0] Ln+1: POP |
| 2021 [tb, val, exc] END_FINALLY # re-raise exception | |
|
73
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Compile class definitions.
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69
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|
2022 |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
2023 [] L0: <next statement> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2024 |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
2025 Of course, parts are not generated if Vi or Ei is not present. |
|
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Compile class definitions.
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|
2026 */ |
|
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Compile class definitions.
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69
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|
2027 |
| 69 | 2028 static void |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2029 com_try_except(c, n) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2030 struct compiling *c; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2031 node *n; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2032 { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2033 int except_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
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|
2034 int end_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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parents:
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changeset
|
2035 int else_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
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|
2036 int i; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2037 node *ch; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2038 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
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diff
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|
2039 com_addfwref(c, SETUP_EXCEPT, &except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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|
2040 block_push(c, SETUP_EXCEPT); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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|
2041 com_node(c, CHILD(n, 2)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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|
2042 com_addbyte(c, POP_BLOCK); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2043 block_pop(c, SETUP_EXCEPT); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2044 com_addfwref(c, JUMP_FORWARD, &else_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
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|
2045 com_backpatch(c, except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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parents:
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changeset
|
2046 for (i = 3; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
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|
2047 i < NCH(n) && TYPE(ch = CHILD(n, i)) == except_clause; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2048 i += 3) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
changeset
|
2049 /* except_clause: 'except' [expr [',' expr]] */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
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|
2050 if (except_anchor == 0) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2051 err_setstr(SyntaxError, |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
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|
2052 "default 'except:' must be last"); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2053 c->c_errors++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2054 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2055 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2056 except_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2057 com_addoparg(c, SET_LINENO, ch->n_lineno); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2058 if (NCH(ch) > 1) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2059 com_addbyte(c, DUP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2060 com_node(c, CHILD(ch, 1)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2061 com_addoparg(c, COMPARE_OP, EXC_MATCH); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
changeset
|
2062 com_addfwref(c, JUMP_IF_FALSE, &except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
changeset
|
2063 com_addbyte(c, POP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2064 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2065 com_addbyte(c, POP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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changeset
|
2066 if (NCH(ch) > 3) |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
2067 com_assign(c, CHILD(ch, 3), OP_ASSIGN); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2068 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2069 com_addbyte(c, POP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2070 com_addbyte(c, POP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2071 com_node(c, CHILD(n, i+2)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2072 com_addfwref(c, JUMP_FORWARD, &end_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2073 if (except_anchor) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2074 com_backpatch(c, except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2075 com_addbyte(c, POP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2076 } |
|
39a4c15acb32
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|
2077 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2078 com_addbyte(c, END_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
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|
2079 com_backpatch(c, else_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2080 if (i < NCH(n)) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2081 com_node(c, CHILD(n, i+2)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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changeset
|
2082 com_backpatch(c, end_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2083 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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changeset
|
2084 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2085 static void |
|
39a4c15acb32
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|
2086 com_try_finally(c, n) |
| 69 | 2087 struct compiling *c; |
| 2088 node *n; | |
| 2089 { | |
| 2090 int finally_anchor = 0; | |
|
1833
39a4c15acb32
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diff
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|
2091 node *ch; |
|
792
dc3b455f7632
Only * can be used for varargs argument lists
Guido van Rossum <guido@python.org>
parents:
744
diff
changeset
|
2092 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
changeset
|
2093 com_addfwref(c, SETUP_FINALLY, &finally_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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changeset
|
2094 block_push(c, SETUP_FINALLY); |
| 69 | 2095 com_node(c, CHILD(n, 2)); |
|
1833
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|
2096 com_addbyte(c, POP_BLOCK); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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changeset
|
2097 block_pop(c, SETUP_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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changeset
|
2098 block_push(c, END_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2099 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2100 com_backpatch(c, finally_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2101 ch = CHILD(n, NCH(n)-1); |
|
39a4c15acb32
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|
2102 com_addoparg(c, SET_LINENO, ch->n_lineno); |
|
39a4c15acb32
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|
2103 com_node(c, ch); |
|
39a4c15acb32
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|
2104 com_addbyte(c, END_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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changeset
|
2105 block_pop(c, END_FINALLY); |
|
39a4c15acb32
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|
2106 } |
|
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|
2107 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2108 static void |
|
39a4c15acb32
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|
2109 com_try_stmt(c, n) |
|
39a4c15acb32
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|
2110 struct compiling *c; |
|
39a4c15acb32
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|
2111 node *n; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
2112 { |
|
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|
2113 REQ(n, try_stmt); |
|
39a4c15acb32
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|
2114 /* '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
|
2115 | 'try' ':' suite 'finally' ':' suite */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2116 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
|
2117 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
|
2118 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2119 com_try_except(c, n); |
| 69 | 2120 } |
| 2121 | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2122 static object * |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2123 get_docstring(n) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2124 node *n; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2125 { |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2126 int i; |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2127 |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2128 switch (TYPE(n)) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2129 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2130 case suite: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2131 if (NCH(n) == 1) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2132 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2133 else { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2134 for (i = 0; i < NCH(n); i++) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2135 node *ch = CHILD(n, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2136 if (TYPE(ch) == stmt) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2137 return get_docstring(ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2138 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2139 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2140 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2141 |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2142 case file_input: |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2143 for (i = 0; i < NCH(n); i++) { |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2144 node *ch = CHILD(n, i); |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2145 if (TYPE(ch) == stmt) |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2146 return get_docstring(ch); |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2147 } |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2148 break; |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2149 |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2150 case stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2151 case simple_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2152 case small_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2153 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2154 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2155 case expr_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2156 case testlist: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2157 case test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2158 case and_test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2159 case not_test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2160 case comparison: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2161 case expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2162 case xor_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2163 case and_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2164 case shift_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2165 case arith_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2166 case term: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2167 case factor: |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2168 case power: |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2169 if (NCH(n) == 1) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2170 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2171 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2172 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2173 case atom: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2174 if (TYPE(CHILD(n, 0)) == STRING) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2175 return parsestrplus(n); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2176 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2177 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2178 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2179 return NULL; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2180 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2181 |
| 69 | 2182 static void |
| 2183 com_suite(c, n) | |
| 2184 struct compiling *c; | |
| 2185 node *n; | |
| 2186 { | |
| 2187 REQ(n, suite); | |
| 2188 /* simple_stmt | NEWLINE INDENT NEWLINE* (stmt NEWLINE*)+ DEDENT */ | |
| 2189 if (NCH(n) == 1) { | |
| 2190 com_node(c, CHILD(n, 0)); | |
| 2191 } | |
| 2192 else { | |
| 2193 int i; | |
| 2194 for (i = 0; i < NCH(n); i++) { | |
| 2195 node *ch = CHILD(n, i); | |
| 2196 if (TYPE(ch) == stmt) | |
| 2197 com_node(c, ch); | |
| 2198 } | |
| 2199 } | |
| 2200 } | |
| 2201 | |
| 744 | 2202 /* ARGSUSED */ |
| 69 | 2203 static void |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2204 com_continue_stmt(c, n) |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2205 struct compiling *c; |
| 744 | 2206 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
|
2207 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2208 int i = c->c_nblocks; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2209 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
|
2210 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2211 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2212 else { |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
2213 err_setstr(SyntaxError, "'continue' not properly in loop"); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2214 c->c_errors++; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2215 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2216 /* XXX Could allow it inside a 'finally' clause |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2217 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
|
2218 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2219 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2220 static int |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2221 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
|
2222 struct compiling *c; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2223 node *n; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2224 { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2225 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
|
2226 if (TYPE(n) == lambdef) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2227 /* lambdef: 'lambda' [varargslist] ':' test */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2228 n = CHILD(n, 1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2229 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2230 else { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2231 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
|
2232 n = CHILD(n, 2); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2233 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
|
2234 n = CHILD(n, 1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2235 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2236 if (TYPE(n) != varargslist) |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2237 return 0; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2238 /* varargslist: |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2239 (fpdef ['=' test] ',')* '*' ....... | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2240 fpdef ['=' test] (',' fpdef ['=' test])* [','] */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2241 nch = NCH(n); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2242 nargs = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2243 ndefs = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2244 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
|
2245 int t; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2246 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
|
2247 break; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2248 nargs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2249 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2250 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
|
2251 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
|
2252 else |
|
e51e17b2d88b
fix bug with missing default for last arg (discovered by Tommy Burnette)
Guido van Rossum <guido@python.org>
parents:
2844
diff
changeset
|
2253 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
|
2254 if (t == EQUAL) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2255 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2256 ndefs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2257 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
|
2258 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2259 if (i >= nch) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2260 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2261 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
|
2262 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2263 else { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2264 /* 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
|
2265 if (ndefs) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2266 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
|
2267 com_addconst(c, None)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2268 ndefs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2269 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2270 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2271 if (t != COMMA) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2272 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2273 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2274 return ndefs; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2275 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2276 |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2277 static void |
| 69 | 2278 com_funcdef(c, n) |
| 2279 struct compiling *c; | |
| 2280 node *n; | |
| 2281 { | |
| 2282 object *v; | |
| 2283 REQ(n, funcdef); /* funcdef: 'def' NAME parameters ':' suite */ | |
|
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
|
2284 v = (object *)compile(n, c->c_filename); |
| 69 | 2285 if (v == NULL) |
| 2286 c->c_errors++; | |
| 2287 else { | |
| 2288 int i = com_addconst(c, v); | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2289 int ndefs = com_argdefs(c, n); |
| 69 | 2290 com_addoparg(c, LOAD_CONST, i); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2291 com_addoparg(c, MAKE_FUNCTION, ndefs); |
| 69 | 2292 com_addopname(c, STORE_NAME, CHILD(n, 1)); |
| 2293 DECREF(v); | |
| 2294 } | |
| 2295 } | |
| 2296 | |
| 2297 static void | |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2298 com_bases(c, n) |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2299 struct compiling *c; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2300 node *n; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2301 { |
| 744 | 2302 int i; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2303 REQ(n, testlist); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2304 /* testlist: test (',' test)* [','] */ |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2305 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
|
2306 com_node(c, CHILD(n, i)); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2307 com_addoparg(c, BUILD_TUPLE, (NCH(n)+1) / 2); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2308 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2309 |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2310 static void |
| 69 | 2311 com_classdef(c, n) |
| 2312 struct compiling *c; | |
| 2313 node *n; | |
| 2314 { | |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2315 int i; |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2316 object *v; |
| 69 | 2317 REQ(n, classdef); |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2318 /* classdef: class NAME ['(' testlist ')'] ':' suite */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2319 if ((v = newstringobject(STR(CHILD(n, 1)))) == NULL) { |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2320 c->c_errors++; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2321 return; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2322 } |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2323 /* Push the class name on the stack */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2324 i = com_addconst(c, v); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2325 com_addoparg(c, LOAD_CONST, i); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2326 DECREF(v); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2327 /* Push the tuple of base classes on the stack */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2328 if (TYPE(CHILD(n, 2)) != LPAR) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2329 com_addoparg(c, BUILD_TUPLE, 0); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2330 else |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2331 com_bases(c, 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
|
2332 v = (object *)compile(n, c->c_filename); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2333 if (v == NULL) |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2334 c->c_errors++; |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2335 else { |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2336 i = com_addconst(c, v); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2337 com_addoparg(c, LOAD_CONST, i); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2338 com_addoparg(c, MAKE_FUNCTION, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2339 com_addoparg(c, CALL_FUNCTION, 0); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2340 com_addbyte(c, BUILD_CLASS); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2341 com_addopname(c, STORE_NAME, CHILD(n, 1)); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2342 DECREF(v); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2343 } |
| 69 | 2344 } |
| 2345 | |
| 2346 static void | |
| 2347 com_node(c, n) | |
| 2348 struct compiling *c; | |
| 2349 node *n; | |
| 2350 { | |
| 2351 switch (TYPE(n)) { | |
| 2352 | |
| 2353 /* Definition nodes */ | |
| 2354 | |
| 2355 case funcdef: | |
| 2356 com_funcdef(c, n); | |
| 2357 break; | |
| 2358 case classdef: | |
| 2359 com_classdef(c, n); | |
| 2360 break; | |
| 2361 | |
| 2362 /* Trivial parse tree nodes */ | |
| 2363 | |
| 2364 case stmt: | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2365 case small_stmt: |
| 86 | 2366 case flow_stmt: |
| 2367 com_node(c, CHILD(n, 0)); | |
| 2368 break; | |
| 2369 | |
| 69 | 2370 case simple_stmt: |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2371 /* small_stmt (';' small_stmt)* [';'] NEWLINE */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2372 com_addoparg(c, SET_LINENO, n->n_lineno); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2373 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2374 int i; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2375 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
|
2376 com_node(c, CHILD(n, i)); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2377 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2378 break; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2379 |
| 69 | 2380 case compound_stmt: |
| 86 | 2381 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 2382 com_node(c, CHILD(n, 0)); |
| 2383 break; | |
| 2384 | |
| 2385 /* Statement nodes */ | |
| 2386 | |
| 2387 case expr_stmt: | |
| 2388 com_expr_stmt(c, n); | |
| 2389 break; | |
| 2390 case print_stmt: | |
| 2391 com_print_stmt(c, n); | |
| 2392 break; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2393 case del_stmt: /* 'del' exprlist */ |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
2394 com_assign(c, CHILD(n, 1), OP_DELETE); |
| 69 | 2395 break; |
| 2396 case pass_stmt: | |
| 2397 break; | |
| 2398 case break_stmt: | |
| 86 | 2399 if (c->c_loops == 0) { |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
2400 err_setstr(SyntaxError, "'break' outside loop"); |
| 86 | 2401 c->c_errors++; |
| 2402 } | |
| 69 | 2403 com_addbyte(c, BREAK_LOOP); |
| 2404 break; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2405 case continue_stmt: |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2406 com_continue_stmt(c, n); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2407 break; |
| 69 | 2408 case return_stmt: |
| 2409 com_return_stmt(c, n); | |
| 2410 break; | |
| 2411 case raise_stmt: | |
| 2412 com_raise_stmt(c, n); | |
| 2413 break; | |
| 2414 case import_stmt: | |
| 2415 com_import_stmt(c, n); | |
| 2416 break; | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2417 case global_stmt: |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2418 com_global_stmt(c, n); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2419 break; |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2420 case access_stmt: |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2421 com_access_stmt(c, n); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2422 break; |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2423 case exec_stmt: |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2424 com_exec_stmt(c, n); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2425 break; |
| 69 | 2426 case if_stmt: |
| 2427 com_if_stmt(c, n); | |
| 2428 break; | |
| 2429 case while_stmt: | |
| 2430 com_while_stmt(c, n); | |
| 2431 break; | |
| 2432 case for_stmt: | |
| 2433 com_for_stmt(c, n); | |
| 2434 break; | |
| 2435 case try_stmt: | |
| 2436 com_try_stmt(c, n); | |
| 2437 break; | |
| 2438 case suite: | |
| 2439 com_suite(c, n); | |
| 2440 break; | |
| 2441 | |
| 2442 /* Expression nodes */ | |
| 2443 | |
| 2444 case testlist: | |
| 482 | 2445 com_list(c, n, 0); |
| 69 | 2446 break; |
| 2447 case test: | |
| 2448 com_test(c, n); | |
| 2449 break; | |
| 2450 case and_test: | |
| 2451 com_and_test(c, n); | |
| 2452 break; | |
| 2453 case not_test: | |
| 2454 com_not_test(c, n); | |
| 2455 break; | |
| 2456 case comparison: | |
| 2457 com_comparison(c, n); | |
| 2458 break; | |
| 2459 case exprlist: | |
| 482 | 2460 com_list(c, n, 0); |
| 69 | 2461 break; |
| 2462 case expr: | |
| 2463 com_expr(c, n); | |
| 2464 break; | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2465 case xor_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2466 com_xor_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2467 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2468 case and_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2469 com_and_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2470 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2471 case shift_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2472 com_shift_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2473 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2474 case arith_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2475 com_arith_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2476 break; |
| 69 | 2477 case term: |
| 2478 com_term(c, n); | |
| 2479 break; | |
| 2480 case factor: | |
| 2481 com_factor(c, n); | |
| 2482 break; | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2483 case power: |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2484 com_power(c, n); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2485 break; |
| 69 | 2486 case atom: |
| 2487 com_atom(c, n); | |
| 2488 break; | |
| 2489 | |
| 2490 default: | |
| 2491 fprintf(stderr, "node type %d\n", TYPE(n)); | |
| 2492 err_setstr(SystemError, "com_node: unexpected node type"); | |
| 2493 c->c_errors++; | |
| 2494 } | |
| 2495 } | |
| 2496 | |
| 2497 static void com_fplist PROTO((struct compiling *, node *)); | |
| 2498 | |
| 2499 static void | |
| 2500 com_fpdef(c, n) | |
| 2501 struct compiling *c; | |
| 2502 node *n; | |
| 2503 { | |
| 2504 REQ(n, fpdef); /* fpdef: NAME | '(' fplist ')' */ | |
| 2505 if (TYPE(CHILD(n, 0)) == LPAR) | |
| 2506 com_fplist(c, CHILD(n, 1)); | |
| 2507 else | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2508 com_addoparg(c, STORE_FAST, com_newlocal(c, STR(CHILD(n, 0)))); |
| 69 | 2509 } |
| 2510 | |
| 2511 static void | |
| 2512 com_fplist(c, n) | |
| 2513 struct compiling *c; | |
| 2514 node *n; | |
| 2515 { | |
| 544 | 2516 REQ(n, fplist); /* fplist: fpdef (',' fpdef)* [','] */ |
| 69 | 2517 if (NCH(n) == 1) { |
| 2518 com_fpdef(c, CHILD(n, 0)); | |
| 2519 } | |
| 2520 else { | |
| 2521 int i; | |
| 2522 com_addoparg(c, UNPACK_TUPLE, (NCH(n)+1)/2); | |
| 2523 for (i = 0; i < NCH(n); i += 2) | |
| 2524 com_fpdef(c, CHILD(n, i)); | |
| 2525 } | |
| 2526 } | |
| 2527 | |
| 2528 static void | |
| 584 | 2529 com_arglist(c, n) |
| 2530 struct compiling *c; | |
| 2531 node *n; | |
| 2532 { | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2533 int nch, i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2534 int complex = 0; |
| 584 | 2535 REQ(n, varargslist); |
|
617
755bb8efcc2d
Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents:
584
diff
changeset
|
2536 /* varargslist: |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2537 (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
|
2538 nch = NCH(n); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2539 /* 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
|
2540 for (i = 0; i < nch; i++) { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2541 node *ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2542 node *fp; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2543 char *name; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2544 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
|
2545 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2546 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2547 fp = CHILD(ch, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2548 if (TYPE(fp) == NAME) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2549 name = STR(fp); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2550 else { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2551 name = ""; |
|
3766
516490c8192c
Py_complex; and WITHOUT_COMPLEX added to getargs.c
Guido van Rossum <guido@python.org>
parents:
3366
diff
changeset
|
2552 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
|
2553 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2554 com_newlocal(c, name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2555 c->c_argcount++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2556 if (++i >= nch) |
| 584 | 2557 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2558 ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2559 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
|
2560 i += 2; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2561 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2562 REQ(ch, COMMA); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2563 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2564 /* Handle *arguments */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2565 if (i < nch) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2566 node *ch; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2567 ch = CHILD(n, i); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2568 if (TYPE(ch) != DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2569 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2570 ch = CHILD(n, i+1); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2571 if (TYPE(ch) == NAME) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2572 c->c_flags |= CO_VARARGS; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2573 i += 3; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2574 com_newlocal(c, STR(ch)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2575 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2576 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2577 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2578 /* Handle **keywords */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2579 if (i < nch) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2580 node *ch; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2581 ch = CHILD(n, i); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2582 if (TYPE(ch) != DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2583 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2584 ch = CHILD(n, i+1); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2585 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2586 ch = CHILD(n, i+2); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2587 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2588 else |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2589 ch = CHILD(n, i+1); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2590 REQ(ch, NAME); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2591 c->c_flags |= CO_VARKEYWORDS; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2592 com_newlocal(c, STR(ch)); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2593 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2594 if (complex) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2595 /* Generate code for complex arguments only after |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2596 having counted the simple arguments */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2597 int ilocal = 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2598 for (i = 0; i < nch; i++) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2599 node *ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2600 node *fp; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2601 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
|
2602 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2603 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2604 fp = CHILD(ch, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2605 if (TYPE(fp) != NAME) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2606 com_addoparg(c, LOAD_FAST, ilocal); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2607 com_fpdef(c, ch); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2608 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2609 ilocal++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2610 if (++i >= nch) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2611 break; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2612 ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2613 if (TYPE(ch) == EQUAL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2614 i += 2; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2615 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2616 REQ(ch, COMMA); |
| 584 | 2617 } |
| 2618 } | |
| 2619 } | |
| 2620 | |
| 2621 static void | |
| 69 | 2622 com_file_input(c, n) |
| 2623 struct compiling *c; | |
| 2624 node *n; | |
| 2625 { | |
| 2626 int i; | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2627 object *doc; |
| 69 | 2628 REQ(n, file_input); /* (NEWLINE | stmt)* ENDMARKER */ |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2629 doc = get_docstring(n); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2630 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2631 int i = com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2632 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2633 com_addoparg(c, LOAD_CONST, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2634 com_addopnamestr(c, STORE_NAME, "__doc__"); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2635 } |
| 69 | 2636 for (i = 0; i < NCH(n); i++) { |
| 2637 node *ch = CHILD(n, i); | |
| 2638 if (TYPE(ch) != ENDMARKER && TYPE(ch) != NEWLINE) | |
| 2639 com_node(c, ch); | |
| 2640 } | |
| 2641 } | |
| 2642 | |
| 2643 /* Top-level compile-node interface */ | |
| 2644 | |
| 2645 static void | |
| 2646 compile_funcdef(c, n) | |
| 2647 struct compiling *c; | |
| 2648 node *n; | |
| 2649 { | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2650 object *doc; |
| 69 | 2651 node *ch; |
| 2652 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
|
2653 c->c_name = STR(CHILD(n, 1)); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2654 doc = get_docstring(CHILD(n, 4)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2655 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2656 (void) com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2657 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2658 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2659 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2660 (void) com_addconst(c, None); /* No docstring */ |
| 584 | 2661 ch = CHILD(n, 2); /* parameters: '(' [varargslist] ')' */ |
| 2662 ch = CHILD(ch, 1); /* ')' | varargslist */ | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2663 if (TYPE(ch) == varargslist) |
| 584 | 2664 com_arglist(c, ch); |
| 86 | 2665 c->c_infunction = 1; |
| 69 | 2666 com_node(c, CHILD(n, 4)); |
| 86 | 2667 c->c_infunction = 0; |
| 69 | 2668 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2669 com_addbyte(c, RETURN_VALUE); | |
| 2670 } | |
| 2671 | |
| 2672 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
|
2673 compile_lambdef(c, n) |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2674 struct compiling *c; |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2675 node *n; |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2676 { |
|
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
|
2677 node *ch; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2678 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
|
2679 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
|
2680 |
|
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
2681 ch = CHILD(n, 1); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2682 (void) com_addconst(c, None); /* No docstring */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2683 if (TYPE(ch) == varargslist) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2684 com_arglist(c, ch); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2685 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
|
2686 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2687 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2688 ch = CHILD(n, 2); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2689 com_node(c, ch); |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2690 com_addbyte(c, RETURN_VALUE); |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2691 } |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2692 |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2693 static void |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2694 compile_classdef(c, n) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2695 struct compiling *c; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2696 node *n; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2697 { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2698 node *ch; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2699 object *doc; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2700 REQ(n, classdef); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2701 /* classdef: 'class' NAME ['(' testlist ')'] ':' suite */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2702 c->c_name = STR(CHILD(n, 1)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2703 ch = CHILD(n, NCH(n)-1); /* The suite */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2704 doc = get_docstring(ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2705 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2706 int i = com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2707 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2708 com_addoparg(c, LOAD_CONST, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2709 com_addopnamestr(c, STORE_NAME, "__doc__"); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2710 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2711 else |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2712 (void) com_addconst(c, None); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2713 com_node(c, ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2714 com_addbyte(c, LOAD_LOCALS); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2715 com_addbyte(c, RETURN_VALUE); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2716 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2717 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2718 static void |
| 69 | 2719 compile_node(c, n) |
| 2720 struct compiling *c; | |
| 2721 node *n; | |
| 2722 { | |
| 86 | 2723 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 2724 | |
| 69 | 2725 switch (TYPE(n)) { |
| 2726 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2727 case single_input: /* One interactive command */ |
| 69 | 2728 /* 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
|
2729 c->c_interactive++; |
| 69 | 2730 n = CHILD(n, 0); |
| 2731 if (TYPE(n) != NEWLINE) | |
| 2732 com_node(c, n); | |
| 86 | 2733 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2734 com_addbyte(c, RETURN_VALUE); | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2735 c->c_interactive--; |
| 69 | 2736 break; |
| 2737 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2738 case file_input: /* A whole file, or built-in function exec() */ |
| 69 | 2739 com_file_input(c, n); |
| 86 | 2740 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2741 com_addbyte(c, RETURN_VALUE); | |
| 69 | 2742 break; |
| 2743 | |
|
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
|
2744 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
|
2745 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
|
2746 com_addbyte(c, RETURN_VALUE); |
|
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2747 break; |
|
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2748 |
|
1415
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
2749 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
|
2750 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
|
2751 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
|
2752 |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2753 case funcdef: /* A function definition */ |
| 69 | 2754 compile_funcdef(c, n); |
| 2755 break; | |
| 2756 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2757 case classdef: /* A class definition */ |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2758 compile_classdef(c, n); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2759 break; |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2760 |
| 69 | 2761 default: |
| 2762 fprintf(stderr, "node type %d\n", TYPE(n)); | |
| 2763 err_setstr(SystemError, "compile_node: unexpected node type"); | |
| 2764 c->c_errors++; | |
| 2765 } | |
| 2766 } | |
| 2767 | |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2768 /* 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
|
2769 |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2770 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
|
2771 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
|
2772 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
|
2773 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
|
2774 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2775 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
|
2776 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
|
2777 function definitions, class definitions and import statements. |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2778 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
|
2779 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
|
2780 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2781 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
|
2782 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
|
2783 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2784 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
|
2785 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
|
2786 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
|
2787 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
|
2788 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
|
2789 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2790 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
|
2791 |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2792 static void |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2793 optimize(c) |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2794 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
|
2795 { |
|
203
ceb36ec6198d
BUGFIX! Instructions are unsigned bytes.
Guido van Rossum <guido@python.org>
parents:
176
diff
changeset
|
2796 unsigned char *next_instr, *cur_instr; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
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parents:
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diff
changeset
|
2797 int opcode; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
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parents:
160
diff
changeset
|
2798 int oparg; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
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parents:
160
diff
changeset
|
2799 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
|
2800 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
|
2801 |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2802 #define NEXTOP() (*next_instr++) |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
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parents:
160
diff
changeset
|
2803 #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:
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diff
changeset
|
2804 #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
|
2805 #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
|
2806 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2807 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
|
2808 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2809 c->c_flags |= CO_OPTIMIZED; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
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parents:
160
diff
changeset
|
2810 |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2811 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
|
2812 for (;;) { |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2813 opcode = NEXTOP(); |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2814 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
|
2815 break; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2816 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
|
2817 oparg = NEXTARG(); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2818 switch (opcode) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2819 case STORE_NAME: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2820 case DELETE_NAME: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2821 case IMPORT_FROM: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2822 com_addlocal_o(c, GETNAMEOBJ(oparg)); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2823 break; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2824 case EXEC_STMT: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2825 c->c_flags &= ~CO_OPTIMIZED; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2826 break; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2827 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2828 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2829 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2830 if (dictlookup(c->c_locals, "*") != NULL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2831 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
|
2832 |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2833 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
|
2834 for (;;) { |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2835 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
|
2836 opcode = NEXTOP(); |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2837 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
|
2838 break; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2839 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
|
2840 oparg = NEXTARG(); |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2841 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
|
2842 opcode == STORE_NAME || |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2843 opcode == DELETE_NAME) { |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2844 object *v; |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2845 int i; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2846 name = GETNAMEOBJ(oparg); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2847 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
|
2848 if (v == NULL) { |
| 336 | 2849 err_clear(); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2850 if (opcode == LOAD_NAME && |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2851 (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
|
2852 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
|
2853 continue; |
| 336 | 2854 } |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2855 i = getintvalue(v); |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2856 switch (opcode) { |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2857 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
|
2858 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
|
2859 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
|
2860 } |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2861 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
|
2862 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
|
2863 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2864 } |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2865 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2866 if (c->c_errors == 0) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2867 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
|
2868 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2869 |
| 69 | 2870 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
|
2871 compile(n, filename) |
| 69 | 2872 node *n; |
| 86 | 2873 char *filename; |
| 69 | 2874 { |
| 2875 struct compiling sc; | |
| 2876 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
|
2877 if (!com_init(&sc, filename)) |
| 69 | 2878 return NULL; |
| 2879 compile_node(&sc, n); | |
| 2880 com_done(&sc); | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2881 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
|
2882 optimize(&sc); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2883 sc.c_flags |= CO_NEWLOCALS; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2884 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2885 else if (TYPE(n) == classdef) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2886 sc.c_flags |= CO_NEWLOCALS; |
|
1257
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
2887 co = NULL; |
|
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
2888 if (sc.c_errors == 0) { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2889 object *consts, *names, *varnames, *filename, *name; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2890 consts = listtuple(sc.c_consts); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2891 names = listtuple(sc.c_names); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2892 varnames = listtuple(sc.c_varnames); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2893 filename = newstringobject(sc.c_filename); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2894 name = newstringobject(sc.c_name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2895 if (!err_occurred()) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2896 co = newcodeobject(sc.c_argcount, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2897 sc.c_nlocals, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2898 sc.c_flags, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2899 sc.c_code, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2900 consts, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2901 names, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2902 varnames, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2903 filename, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2904 name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2905 XDECREF(consts); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2906 XDECREF(names); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2907 XDECREF(varnames); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2908 XDECREF(filename); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2909 XDECREF(name); |
|
266
b5826bf29677
Changed and exported newcodeobject() interface, for ".pyc" files.
Guido van Rossum <guido@python.org>
parents:
238
diff
changeset
|
2910 } |
| 69 | 2911 com_free(&sc); |
| 2912 return co; | |
| 2913 } |