Mercurial > cpython-lru_cache-weakref
annotate Python/compile.c @ 3964:fcfec6a810ba legacy-trunk
Added casts from unsigned char to char when calling rds_object() on
frozen code.
| author | Guido van Rossum <guido@python.org> |
|---|---|
| date | Thu, 08 Aug 1996 18:52:59 +0000 |
| parents | 00722990b80c |
| children | 138fa15a1032 |
| 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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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
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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:
3766
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 { | |
| 1053 REQ(n, factor); | |
| 1054 if (TYPE(CHILD(n, 0)) == PLUS) { | |
| 1055 com_factor(c, CHILD(n, 1)); | |
| 1056 com_addbyte(c, UNARY_POSITIVE); | |
| 1057 } | |
| 1058 else if (TYPE(CHILD(n, 0)) == MINUS) { | |
| 1059 com_factor(c, CHILD(n, 1)); | |
| 1060 com_addbyte(c, UNARY_NEGATIVE); | |
| 1061 } | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1062 else if (TYPE(CHILD(n, 0)) == TILDE) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1063 com_factor(c, CHILD(n, 1)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1064 com_addbyte(c, UNARY_INVERT); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1065 } |
| 69 | 1066 else { |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1067 com_power(c, CHILD(n, 0)); |
| 69 | 1068 } |
| 1069 } | |
| 1070 | |
| 1071 static void | |
| 1072 com_term(c, n) | |
| 1073 struct compiling *c; | |
| 1074 node *n; | |
| 1075 { | |
| 1076 int i; | |
| 1077 int op; | |
| 1078 REQ(n, term); | |
| 1079 com_factor(c, CHILD(n, 0)); | |
| 1080 for (i = 2; i < NCH(n); i += 2) { | |
| 1081 com_factor(c, CHILD(n, i)); | |
| 1082 switch (TYPE(CHILD(n, i-1))) { | |
| 1083 case STAR: | |
| 1084 op = BINARY_MULTIPLY; | |
| 1085 break; | |
| 1086 case SLASH: | |
| 1087 op = BINARY_DIVIDE; | |
| 1088 break; | |
| 1089 case PERCENT: | |
| 1090 op = BINARY_MODULO; | |
| 1091 break; | |
| 1092 default: | |
| 1093 err_setstr(SystemError, | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1094 "com_term: operator not *, / or %"); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1095 c->c_errors++; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1096 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1097 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1098 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1099 } |
|
b5fe6482072f
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Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1100 } |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1101 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1102 static void |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1103 com_arith_expr(c, n) |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1104 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1105 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1106 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1107 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1108 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1109 REQ(n, arith_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1110 com_term(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1111 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1112 com_term(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1113 switch (TYPE(CHILD(n, i-1))) { |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1114 case PLUS: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1115 op = BINARY_ADD; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1116 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1117 case MINUS: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1118 op = BINARY_SUBTRACT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1119 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1120 default: |
|
b5fe6482072f
Added shift and mask ops.
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diff
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|
1121 err_setstr(SystemError, |
|
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388
diff
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|
1122 "com_arith_expr: operator not + or -"); |
|
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diff
changeset
|
1123 c->c_errors++; |
|
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parents:
388
diff
changeset
|
1124 op = 255; |
|
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388
diff
changeset
|
1125 } |
|
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Added shift and mask ops.
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diff
changeset
|
1126 com_addbyte(c, op); |
|
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Added shift and mask ops.
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388
diff
changeset
|
1127 } |
|
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Added shift and mask ops.
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388
diff
changeset
|
1128 } |
|
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Added shift and mask ops.
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388
diff
changeset
|
1129 |
|
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Added shift and mask ops.
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diff
changeset
|
1130 static void |
|
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diff
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|
1131 com_shift_expr(c, n) |
|
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diff
changeset
|
1132 struct compiling *c; |
|
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388
diff
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|
1133 node *n; |
|
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Added shift and mask ops.
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diff
changeset
|
1134 { |
|
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Added shift and mask ops.
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|
1135 int i; |
|
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Added shift and mask ops.
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388
diff
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|
1136 int op; |
|
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diff
changeset
|
1137 REQ(n, shift_expr); |
|
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diff
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|
1138 com_arith_expr(c, CHILD(n, 0)); |
|
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Added shift and mask ops.
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diff
changeset
|
1139 for (i = 2; i < NCH(n); i += 2) { |
|
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diff
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|
1140 com_arith_expr(c, CHILD(n, i)); |
|
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diff
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|
1141 switch (TYPE(CHILD(n, i-1))) { |
|
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diff
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|
1142 case LEFTSHIFT: |
|
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diff
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|
1143 op = BINARY_LSHIFT; |
|
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diff
changeset
|
1144 break; |
|
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diff
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|
1145 case RIGHTSHIFT: |
|
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diff
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|
1146 op = BINARY_RSHIFT; |
|
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diff
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|
1147 break; |
|
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Added shift and mask ops.
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diff
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|
1148 default: |
|
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Added shift and mask ops.
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diff
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|
1149 err_setstr(SystemError, |
|
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diff
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|
1150 "com_shift_expr: operator not << or >>"); |
|
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Added shift and mask ops.
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diff
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|
1151 c->c_errors++; |
|
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Added shift and mask ops.
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388
diff
changeset
|
1152 op = 255; |
|
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diff
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|
1153 } |
|
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diff
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|
1154 com_addbyte(c, op); |
|
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Added shift and mask ops.
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diff
changeset
|
1155 } |
|
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Added shift and mask ops.
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diff
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|
1156 } |
|
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Added shift and mask ops.
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diff
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|
1157 |
|
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Added shift and mask ops.
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diff
changeset
|
1158 static void |
|
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diff
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|
1159 com_and_expr(c, n) |
|
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diff
changeset
|
1160 struct compiling *c; |
|
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diff
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|
1161 node *n; |
|
b5fe6482072f
Added shift and mask ops.
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diff
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|
1162 { |
|
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Added shift and mask ops.
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diff
changeset
|
1163 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1164 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
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|
1165 REQ(n, and_expr); |
|
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Added shift and mask ops.
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parents:
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diff
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|
1166 com_shift_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
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diff
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|
1167 for (i = 2; i < NCH(n); i += 2) { |
|
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Added shift and mask ops.
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diff
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|
1168 com_shift_expr(c, CHILD(n, i)); |
|
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diff
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|
1169 if (TYPE(CHILD(n, i-1)) == AMPER) { |
|
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Added shift and mask ops.
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diff
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|
1170 op = BINARY_AND; |
|
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Added shift and mask ops.
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diff
changeset
|
1171 } |
|
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Added shift and mask ops.
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diff
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|
1172 else { |
|
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Added shift and mask ops.
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diff
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|
1173 err_setstr(SystemError, |
|
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Added shift and mask ops.
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diff
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|
1174 "com_and_expr: operator not &"); |
|
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Added shift and mask ops.
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diff
changeset
|
1175 c->c_errors++; |
|
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Added shift and mask ops.
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388
diff
changeset
|
1176 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1177 } |
|
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Added shift and mask ops.
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diff
changeset
|
1178 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
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parents:
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diff
changeset
|
1179 } |
|
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Added shift and mask ops.
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diff
changeset
|
1180 } |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1181 |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
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diff
changeset
|
1182 static void |
|
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Added shift and mask ops.
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diff
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|
1183 com_xor_expr(c, n) |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1184 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1185 node *n; |
|
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Added shift and mask ops.
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388
diff
changeset
|
1186 { |
|
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Added shift and mask ops.
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diff
changeset
|
1187 int i; |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1188 int op; |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1189 REQ(n, xor_expr); |
|
b5fe6482072f
Added shift and mask ops.
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diff
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|
1190 com_and_expr(c, CHILD(n, 0)); |
|
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diff
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|
1191 for (i = 2; i < NCH(n); i += 2) { |
|
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diff
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|
1192 com_and_expr(c, CHILD(n, i)); |
|
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diff
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|
1193 if (TYPE(CHILD(n, i-1)) == CIRCUMFLEX) { |
|
b5fe6482072f
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diff
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|
1194 op = BINARY_XOR; |
|
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diff
changeset
|
1195 } |
|
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Added shift and mask ops.
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diff
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|
1196 else { |
|
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diff
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|
1197 err_setstr(SystemError, |
|
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diff
changeset
|
1198 "com_xor_expr: operator not ^"); |
| 69 | 1199 c->c_errors++; |
| 1200 op = 255; | |
| 1201 } | |
| 1202 com_addbyte(c, op); | |
| 1203 } | |
| 1204 } | |
| 1205 | |
| 1206 static void | |
| 1207 com_expr(c, n) | |
| 1208 struct compiling *c; | |
| 1209 node *n; | |
| 1210 { | |
| 1211 int i; | |
| 1212 int op; | |
| 1213 REQ(n, expr); | |
|
409
b5fe6482072f
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parents:
388
diff
changeset
|
1214 com_xor_expr(c, CHILD(n, 0)); |
| 69 | 1215 for (i = 2; i < NCH(n); i += 2) { |
|
409
b5fe6482072f
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388
diff
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|
1216 com_xor_expr(c, CHILD(n, i)); |
|
b5fe6482072f
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diff
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|
1217 if (TYPE(CHILD(n, i-1)) == VBAR) { |
|
b5fe6482072f
Added shift and mask ops.
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parents:
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diff
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|
1218 op = BINARY_OR; |
|
b5fe6482072f
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diff
changeset
|
1219 } |
|
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388
diff
changeset
|
1220 else { |
| 69 | 1221 err_setstr(SystemError, |
|
409
b5fe6482072f
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388
diff
changeset
|
1222 "com_expr: expr operator not |"); |
| 69 | 1223 c->c_errors++; |
| 1224 op = 255; | |
| 1225 } | |
| 1226 com_addbyte(c, op); | |
| 1227 } | |
| 1228 } | |
| 1229 | |
| 1230 static enum cmp_op | |
| 1231 cmp_type(n) | |
| 1232 node *n; | |
| 1233 { | |
| 1234 REQ(n, comp_op); | |
|
388
31d509e94271
Comment out 'abort()' call.
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parents:
336
diff
changeset
|
1235 /* comp_op: '<' | '>' | '=' | '>=' | '<=' | '<>' | '!=' | '==' |
| 69 | 1236 | 'in' | 'not' 'in' | 'is' | 'is' not' */ |
| 1237 if (NCH(n) == 1) { | |
| 1238 n = CHILD(n, 0); | |
| 1239 switch (TYPE(n)) { | |
| 1240 case LESS: return LT; | |
| 1241 case GREATER: return GT; | |
|
388
31d509e94271
Comment out 'abort()' call.
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336
diff
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|
1242 case EQEQUAL: /* == */ |
| 69 | 1243 case EQUAL: return EQ; |
|
388
31d509e94271
Comment out 'abort()' call.
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parents:
336
diff
changeset
|
1244 case LESSEQUAL: return LE; |
|
31d509e94271
Comment out 'abort()' call.
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336
diff
changeset
|
1245 case GREATEREQUAL: return GE; |
|
31d509e94271
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336
diff
changeset
|
1246 case NOTEQUAL: return NE; /* <> or != */ |
| 69 | 1247 case NAME: if (strcmp(STR(n), "in") == 0) return IN; |
| 1248 if (strcmp(STR(n), "is") == 0) return IS; | |
| 1249 } | |
| 1250 } | |
| 1251 else if (NCH(n) == 2) { | |
| 1252 switch (TYPE(CHILD(n, 0))) { | |
| 1253 case NAME: if (strcmp(STR(CHILD(n, 1)), "in") == 0) | |
| 1254 return NOT_IN; | |
| 1255 if (strcmp(STR(CHILD(n, 0)), "is") == 0) | |
| 1256 return IS_NOT; | |
| 1257 } | |
| 1258 } | |
| 1259 return BAD; | |
| 1260 } | |
| 1261 | |
| 1262 static void | |
| 1263 com_comparison(c, n) | |
| 1264 struct compiling *c; | |
| 1265 node *n; | |
| 1266 { | |
| 1267 int i; | |
| 1268 enum cmp_op op; | |
| 1269 int anchor; | |
| 1270 REQ(n, comparison); /* comparison: expr (comp_op expr)* */ | |
| 1271 com_expr(c, CHILD(n, 0)); | |
| 1272 if (NCH(n) == 1) | |
| 1273 return; | |
| 1274 | |
| 1275 /**************************************************************** | |
| 1276 The following code is generated for all but the last | |
| 1277 comparison in a chain: | |
| 1278 | |
| 1279 label: on stack: opcode: jump to: | |
| 1280 | |
| 1281 a <code to load b> | |
| 1282 a, b DUP_TOP | |
| 1283 a, b, b ROT_THREE | |
| 1284 b, a, b COMPARE_OP | |
| 1285 b, 0-or-1 JUMP_IF_FALSE L1 | |
| 1286 b, 1 POP_TOP | |
| 1287 b | |
| 1288 | |
| 1289 We are now ready to repeat this sequence for the next | |
| 1290 comparison in the chain. | |
| 1291 | |
| 1292 For the last we generate: | |
| 1293 | |
| 1294 b <code to load c> | |
| 1295 b, c COMPARE_OP | |
| 1296 0-or-1 | |
| 1297 | |
| 1298 If there were any jumps to L1 (i.e., there was more than one | |
| 1299 comparison), we generate: | |
| 1300 | |
| 1301 0-or-1 JUMP_FORWARD L2 | |
| 1302 L1: b, 0 ROT_TWO | |
| 1303 0, b POP_TOP | |
| 1304 0 | |
| 1305 L2: | |
| 1306 ****************************************************************/ | |
| 1307 | |
| 1308 anchor = 0; | |
| 1309 | |
| 1310 for (i = 2; i < NCH(n); i += 2) { | |
| 1311 com_expr(c, CHILD(n, i)); | |
| 1312 if (i+2 < NCH(n)) { | |
| 1313 com_addbyte(c, DUP_TOP); | |
| 1314 com_addbyte(c, ROT_THREE); | |
| 1315 } | |
| 1316 op = cmp_type(CHILD(n, i-1)); | |
| 1317 if (op == BAD) { | |
| 1318 err_setstr(SystemError, | |
| 1319 "com_comparison: unknown comparison op"); | |
| 1320 c->c_errors++; | |
| 1321 } | |
| 1322 com_addoparg(c, COMPARE_OP, op); | |
| 1323 if (i+2 < NCH(n)) { | |
| 1324 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1325 com_addbyte(c, POP_TOP); | |
| 1326 } | |
| 1327 } | |
| 1328 | |
| 1329 if (anchor) { | |
| 1330 int anchor2 = 0; | |
| 1331 com_addfwref(c, JUMP_FORWARD, &anchor2); | |
| 1332 com_backpatch(c, anchor); | |
| 1333 com_addbyte(c, ROT_TWO); | |
| 1334 com_addbyte(c, POP_TOP); | |
| 1335 com_backpatch(c, anchor2); | |
| 1336 } | |
| 1337 } | |
| 1338 | |
| 1339 static void | |
| 1340 com_not_test(c, n) | |
| 1341 struct compiling *c; | |
| 1342 node *n; | |
| 1343 { | |
| 1344 REQ(n, not_test); /* 'not' not_test | comparison */ | |
| 1345 if (NCH(n) == 1) { | |
| 1346 com_comparison(c, CHILD(n, 0)); | |
| 1347 } | |
| 1348 else { | |
| 1349 com_not_test(c, CHILD(n, 1)); | |
| 1350 com_addbyte(c, UNARY_NOT); | |
| 1351 } | |
| 1352 } | |
| 1353 | |
| 1354 static void | |
| 1355 com_and_test(c, n) | |
| 1356 struct compiling *c; | |
| 1357 node *n; | |
| 1358 { | |
| 1359 int i; | |
| 1360 int anchor; | |
| 1361 REQ(n, and_test); /* not_test ('and' not_test)* */ | |
| 1362 anchor = 0; | |
| 1363 i = 0; | |
| 1364 for (;;) { | |
| 1365 com_not_test(c, CHILD(n, i)); | |
| 1366 if ((i += 2) >= NCH(n)) | |
| 1367 break; | |
| 1368 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1369 com_addbyte(c, POP_TOP); | |
| 1370 } | |
| 1371 if (anchor) | |
| 1372 com_backpatch(c, anchor); | |
| 1373 } | |
| 1374 | |
| 1375 static void | |
| 1376 com_test(c, n) | |
| 1377 struct compiling *c; | |
| 1378 node *n; | |
| 1379 { | |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1380 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
|
1381 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
|
1382 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
|
1383 int i; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1384 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
|
1385 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
|
1386 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
|
1387 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
|
1388 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
|
1389 } |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1390 else { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1391 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
|
1392 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
|
1393 } |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1394 com_addoparg(c, LOAD_CONST, i); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1395 com_addoparg(c, MAKE_FUNCTION, ndefs); |
| 69 | 1396 } |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1397 else { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1398 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
|
1399 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
|
1400 for (;;) { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1401 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
|
1402 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
|
1403 break; |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1404 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
|
1405 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
|
1406 } |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1407 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
|
1408 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
|
1409 } |
| 69 | 1410 } |
| 1411 | |
| 1412 static void | |
| 482 | 1413 com_list(c, n, toplevel) |
| 69 | 1414 struct compiling *c; |
| 1415 node *n; | |
| 482 | 1416 int toplevel; /* If nonzero, *always* build a tuple */ |
| 69 | 1417 { |
| 1418 /* exprlist: expr (',' expr)* [',']; likewise for testlist */ | |
| 482 | 1419 if (NCH(n) == 1 && !toplevel) { |
| 69 | 1420 com_node(c, CHILD(n, 0)); |
| 1421 } | |
| 1422 else { | |
| 1423 int i; | |
| 1424 int len; | |
| 1425 len = (NCH(n) + 1) / 2; | |
| 1426 for (i = 0; i < NCH(n); i += 2) | |
| 1427 com_node(c, CHILD(n, i)); | |
| 1428 com_addoparg(c, BUILD_TUPLE, len); | |
| 1429 } | |
| 1430 } | |
| 1431 | |
| 1432 | |
| 1433 /* Begin of assignment compilation */ | |
| 1434 | |
| 1435 static void com_assign_name PROTO((struct compiling *, node *, int)); | |
| 1436 static void com_assign PROTO((struct compiling *, node *, int)); | |
| 1437 | |
| 1438 static void | |
| 1439 com_assign_attr(c, n, assigning) | |
| 1440 struct compiling *c; | |
| 1441 node *n; | |
| 1442 int assigning; | |
| 1443 { | |
| 1444 com_addopname(c, assigning ? STORE_ATTR : DELETE_ATTR, n); | |
| 1445 } | |
| 1446 | |
| 1447 static void | |
| 1448 com_assign_trailer(c, n, assigning) | |
| 1449 struct compiling *c; | |
| 1450 node *n; | |
| 1451 int assigning; | |
| 1452 { | |
| 1453 REQ(n, trailer); | |
| 1454 switch (TYPE(CHILD(n, 0))) { | |
| 1455 case LPAR: /* '(' [exprlist] ')' */ | |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1456 err_setstr(SyntaxError, "can't assign to function call"); |
| 69 | 1457 c->c_errors++; |
| 1458 break; | |
| 1459 case DOT: /* '.' NAME */ | |
| 1460 com_assign_attr(c, CHILD(n, 1), assigning); | |
| 1461 break; | |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1462 case LSQB: /* '[' subscriptlist ']' */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1463 com_subscriptlist(c, CHILD(n, 1), assigning); |
| 69 | 1464 break; |
| 1465 default: | |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1466 err_setstr(SystemError, "unknown trailer type"); |
| 69 | 1467 c->c_errors++; |
| 1468 } | |
| 1469 } | |
| 1470 | |
| 1471 static void | |
| 1472 com_assign_tuple(c, n, assigning) | |
| 1473 struct compiling *c; | |
| 1474 node *n; | |
| 1475 int assigning; | |
| 1476 { | |
| 1477 int i; | |
| 1478 if (TYPE(n) != testlist) | |
| 1479 REQ(n, exprlist); | |
| 1480 if (assigning) | |
| 1481 com_addoparg(c, UNPACK_TUPLE, (NCH(n)+1)/2); | |
| 1482 for (i = 0; i < NCH(n); i += 2) | |
| 1483 com_assign(c, CHILD(n, i), assigning); | |
| 1484 } | |
| 1485 | |
| 1486 static void | |
| 1487 com_assign_list(c, n, assigning) | |
| 1488 struct compiling *c; | |
| 1489 node *n; | |
| 1490 int assigning; | |
| 1491 { | |
| 1492 int i; | |
| 1493 if (assigning) | |
| 1494 com_addoparg(c, UNPACK_LIST, (NCH(n)+1)/2); | |
| 1495 for (i = 0; i < NCH(n); i += 2) | |
| 1496 com_assign(c, CHILD(n, i), assigning); | |
| 1497 } | |
| 1498 | |
| 1499 static void | |
| 1500 com_assign_name(c, n, assigning) | |
| 1501 struct compiling *c; | |
| 1502 node *n; | |
| 1503 int assigning; | |
| 1504 { | |
| 1505 REQ(n, NAME); | |
| 1506 com_addopname(c, assigning ? STORE_NAME : DELETE_NAME, n); | |
| 1507 } | |
| 1508 | |
| 1509 static void | |
| 1510 com_assign(c, n, assigning) | |
| 1511 struct compiling *c; | |
| 1512 node *n; | |
| 1513 int assigning; | |
| 1514 { | |
| 1515 /* Loop to avoid trivial recursion */ | |
| 1516 for (;;) { | |
| 1517 switch (TYPE(n)) { | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1518 |
| 69 | 1519 case exprlist: |
| 1520 case testlist: | |
| 1521 if (NCH(n) > 1) { | |
| 1522 com_assign_tuple(c, n, assigning); | |
| 1523 return; | |
| 1524 } | |
| 1525 n = CHILD(n, 0); | |
| 1526 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1527 |
| 69 | 1528 case test: |
| 1529 case and_test: | |
| 1530 case not_test: | |
| 1531 case comparison: | |
| 1532 case expr: | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1533 case xor_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1534 case and_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1535 case shift_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1536 case arith_expr: |
| 69 | 1537 case term: |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1538 case factor: |
| 69 | 1539 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
|
1540 err_setstr(SyntaxError, |
| 69 | 1541 "can't assign to operator"); |
| 1542 c->c_errors++; | |
| 1543 return; | |
| 1544 } | |
| 1545 n = CHILD(n, 0); | |
| 1546 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1547 |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1548 case power: /* atom trailer* ('**' power)* */ |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1549 /* ('+'|'-'|'~') factor | atom trailer* */ |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1550 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
|
1551 err_setstr(SyntaxError, |
| 69 | 1552 "can't assign to operator"); |
| 1553 c->c_errors++; | |
| 1554 return; | |
| 1555 } | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1556 if (NCH(n) > 1) { /* trailer or exponent present */ |
| 69 | 1557 int i; |
| 1558 com_node(c, CHILD(n, 0)); | |
| 1559 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
|
1560 if (TYPE(CHILD(n, i)) == DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1561 err_setstr(SyntaxError, |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1562 "can't assign to operator"); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1563 c->c_errors++; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1564 return; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1565 } |
| 69 | 1566 com_apply_trailer(c, CHILD(n, i)); |
| 1567 } /* NB i is still alive */ | |
| 1568 com_assign_trailer(c, | |
| 1569 CHILD(n, i), assigning); | |
| 1570 return; | |
| 1571 } | |
| 1572 n = CHILD(n, 0); | |
| 1573 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1574 |
| 69 | 1575 case atom: |
| 1576 switch (TYPE(CHILD(n, 0))) { | |
| 1577 case LPAR: | |
| 1578 n = CHILD(n, 1); | |
| 1579 if (TYPE(n) == RPAR) { | |
| 1580 /* XXX Should allow () = () ??? */ | |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1581 err_setstr(SyntaxError, |
| 69 | 1582 "can't assign to ()"); |
| 1583 c->c_errors++; | |
| 1584 return; | |
| 1585 } | |
| 1586 break; | |
| 1587 case LSQB: | |
| 1588 n = CHILD(n, 1); | |
| 1589 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
|
1590 err_setstr(SyntaxError, |
| 69 | 1591 "can't assign to []"); |
| 1592 c->c_errors++; | |
| 1593 return; | |
| 1594 } | |
| 1595 com_assign_list(c, n, assigning); | |
| 1596 return; | |
| 1597 case NAME: | |
| 1598 com_assign_name(c, CHILD(n, 0), assigning); | |
| 1599 return; | |
| 1600 default: | |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1601 err_setstr(SyntaxError, |
| 544 | 1602 "can't assign to literal"); |
| 69 | 1603 c->c_errors++; |
| 1604 return; | |
| 1605 } | |
| 1606 break; | |
|
3963
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
1607 |
|
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
1608 case lambdef: |
|
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
1609 err_setstr(SyntaxError, "can't assign to lambda"); |
|
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
1610 c->c_errors++; |
|
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
1611 return; |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1612 |
| 69 | 1613 default: |
| 1614 fprintf(stderr, "node type %d\n", TYPE(n)); | |
| 1615 err_setstr(SystemError, "com_assign: bad node"); | |
| 1616 c->c_errors++; | |
| 1617 return; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1618 |
| 69 | 1619 } |
| 1620 } | |
| 1621 } | |
| 1622 | |
| 1623 static void | |
| 1624 com_expr_stmt(c, n) | |
| 1625 struct compiling *c; | |
| 1626 node *n; | |
| 1627 { | |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1628 REQ(n, expr_stmt); /* testlist ('=' testlist)* */ |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1629 com_node(c, CHILD(n, NCH(n)-1)); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1630 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
|
1631 if (c->c_interactive) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1632 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
|
1633 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1634 com_addbyte(c, POP_TOP); |
| 69 | 1635 } |
| 1636 else { | |
| 1637 int i; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1638 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
|
1639 if (i+2 < NCH(n)-2) |
| 69 | 1640 com_addbyte(c, DUP_TOP); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1641 com_assign(c, CHILD(n, i), OP_ASSIGN); |
| 69 | 1642 } |
| 1643 } | |
| 1644 } | |
| 1645 | |
| 1646 static void | |
| 1647 com_print_stmt(c, n) | |
| 1648 struct compiling *c; | |
| 1649 node *n; | |
| 1650 { | |
| 1651 int i; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1652 REQ(n, print_stmt); /* 'print' (test ',')* [test] */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1653 for (i = 1; i < NCH(n); i += 2) { |
| 69 | 1654 com_node(c, CHILD(n, i)); |
| 1655 com_addbyte(c, PRINT_ITEM); | |
| 1656 } | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1657 if (TYPE(CHILD(n, NCH(n)-1)) != COMMA) |
| 69 | 1658 com_addbyte(c, PRINT_NEWLINE); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1659 /* XXX Alternatively, LOAD_CONST '\n' and then PRINT_ITEM */ |
| 69 | 1660 } |
| 1661 | |
| 1662 static void | |
| 1663 com_return_stmt(c, n) | |
| 1664 struct compiling *c; | |
| 1665 node *n; | |
| 1666 { | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1667 REQ(n, return_stmt); /* 'return' [testlist] */ |
| 86 | 1668 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
|
1669 err_setstr(SyntaxError, "'return' outside function"); |
| 86 | 1670 c->c_errors++; |
| 1671 } | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1672 if (NCH(n) < 2) |
| 69 | 1673 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 1674 else | |
| 1675 com_node(c, CHILD(n, 1)); | |
| 1676 com_addbyte(c, RETURN_VALUE); | |
| 1677 } | |
| 1678 | |
| 1679 static void | |
| 1680 com_raise_stmt(c, n) | |
| 1681 struct compiling *c; | |
| 1682 node *n; | |
| 1683 { | |
|
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
|
1684 REQ(n, raise_stmt); /* 'raise' test [',' test [',' test]] */ |
| 69 | 1685 com_node(c, CHILD(n, 1)); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1686 if (NCH(n) > 3) { |
| 69 | 1687 com_node(c, CHILD(n, 3)); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1688 if (NCH(n) > 5) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1689 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
|
1690 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1691 com_addoparg(c, RAISE_VARARGS, NCH(n)/2); |
| 69 | 1692 } |
| 1693 | |
| 1694 static void | |
| 1695 com_import_stmt(c, n) | |
| 1696 struct compiling *c; | |
| 1697 node *n; | |
| 1698 { | |
| 1699 int i; | |
| 1700 REQ(n, import_stmt); | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1701 /* 'import' dotted_name (',' dotted_name)* | |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1702 'from' dotted_name 'import' ('*' | NAME (',' NAME)*) */ |
| 69 | 1703 if (STR(CHILD(n, 0))[0] == 'f') { |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1704 /* 'from' dotted_name 'import' ... */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1705 REQ(CHILD(n, 1), dotted_name); |
| 69 | 1706 com_addopname(c, IMPORT_NAME, CHILD(n, 1)); |
| 1707 for (i = 3; i < NCH(n); i += 2) | |
| 1708 com_addopname(c, IMPORT_FROM, CHILD(n, i)); | |
| 1709 com_addbyte(c, POP_TOP); | |
| 1710 } | |
| 1711 else { | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1712 /* 'import' ... */ |
| 69 | 1713 for (i = 1; i < NCH(n); i += 2) { |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1714 REQ(CHILD(n, i), dotted_name); |
| 69 | 1715 com_addopname(c, IMPORT_NAME, CHILD(n, i)); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1716 com_addopname(c, STORE_NAME, CHILD(CHILD(n, i), 0)); |
| 69 | 1717 } |
| 1718 } | |
| 1719 } | |
| 1720 | |
| 1721 static void | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1722 com_global_stmt(c, n) |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1723 struct compiling *c; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1724 node *n; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1725 { |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1726 int i; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1727 REQ(n, global_stmt); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1728 /* 'global' NAME (',' NAME)* */ |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1729 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
|
1730 char *s = STR(CHILD(n, i)); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1731 if (dictlookup(c->c_locals, s) != NULL) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1732 err_setstr(SyntaxError, "name is local and global"); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1733 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1734 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1735 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
|
1736 c->c_errors++; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1737 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1738 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1739 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1740 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1741 com_newlocal_o(c, nameval) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1742 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1743 object *nameval; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1744 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1745 int i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1746 object *ival; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1747 if (getlistsize(c->c_varnames) != c->c_nlocals) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1748 /* 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
|
1749 if (c->c_errors == 0) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1750 err_setstr(SystemError, "mixed up var name/index"); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1751 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1752 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1753 return 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1754 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1755 ival = newintobject(i = c->c_nlocals++); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1756 if (ival == NULL) |
|
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 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
|
1759 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1760 else if (addlistitem(c->c_varnames, nameval) != 0) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1761 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1762 XDECREF(ival); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1763 return i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1764 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1765 |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1766 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1767 com_addlocal_o(c, nameval) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1768 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1769 object *nameval; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1770 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1771 object *ival = mappinglookup(c->c_locals, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1772 if (ival != NULL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1773 return getintvalue(ival); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1774 return com_newlocal_o(c, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1775 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1776 |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1777 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1778 com_newlocal(c, name) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1779 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1780 char *name; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1781 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1782 object *nameval = newstringobject(name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1783 int i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1784 if (nameval == NULL) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1785 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1786 return 0; |
|
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 i = com_newlocal_o(c, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1789 DECREF(nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1790 return i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1791 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1792 |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1793 #define strequ(a, b) (strcmp((a), (b)) == 0) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1794 |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1795 static void |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1796 com_access_stmt(c, n) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1797 struct compiling *c; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1798 node *n; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1799 { |
|
3166
938c433c876a
disable code generation for access statement
Guido van Rossum <guido@python.org>
parents:
3139
diff
changeset
|
1800 #if 0 |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1801 int i, j, k, mode, imode; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1802 object *vmode; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1803 REQ(n, access_stmt); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1804 /* 'access' NAME (',' NAME)* ':' accesstype (',' accesstype)* |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1805 accesstype: NAME+ */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1806 |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1807 /* Find where the colon is */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1808 i = 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1809 while (TYPE(CHILD(n,i-1)) != COLON) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1810 i += 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1811 |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1812 /* Calculate the mode mask */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1813 mode = 0; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1814 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>
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1288
diff
changeset
|
1815 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>
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1288
diff
changeset
|
1816 for (k = 0; k < NCH(CHILD(n,j)); k++) { |
|
1288
9fed5726a36d
Several changes in one:
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diff
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|
1817 if (strequ(STR(CHILD(CHILD(n,j),k)), "public")) |
|
9fed5726a36d
Several changes in one:
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parents:
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diff
changeset
|
1818 p = 0; |
|
9fed5726a36d
Several changes in one:
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diff
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|
1819 else if (strequ(STR(CHILD(CHILD(n,j),k)), "protected")) |
|
9fed5726a36d
Several changes in one:
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diff
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|
1820 p = 1; |
|
9fed5726a36d
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|
1821 else if (strequ(STR(CHILD(CHILD(n,j),k)), "private")) |
|
9fed5726a36d
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|
1822 p = 2; |
|
9fed5726a36d
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diff
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|
1823 else if (strequ(STR(CHILD(CHILD(n,j),k)), "read")) |
|
9fed5726a36d
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|
1824 r = 1; |
|
9fed5726a36d
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diff
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|
1825 else if (strequ(STR(CHILD(CHILD(n,j),k)), "write")) |
|
9fed5726a36d
Several changes in one:
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|
1826 w = 1; |
|
9fed5726a36d
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|
1827 else /* XXX should make this an exception */ |
|
9fed5726a36d
Several changes in one:
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|
1828 fprintf(stderr, "bad access type %s\n", |
|
9fed5726a36d
Several changes in one:
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diff
changeset
|
1829 STR(CHILD(CHILD(n,j),k))); |
|
9fed5726a36d
Several changes in one:
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diff
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|
1830 } |
|
9fed5726a36d
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diff
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|
1831 if (r == 0 && w == 0) |
|
1289
4d292c7857d4
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diff
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|
1832 r = w = 1; |
|
1288
9fed5726a36d
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|
1833 if (p == 0) { |
|
9fed5726a36d
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|
1834 if (r == 1) mode |= AC_R_PUBLIC; |
|
9fed5726a36d
Several changes in one:
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diff
changeset
|
1835 if (w == 1) mode |= AC_W_PUBLIC; |
|
9fed5726a36d
Several changes in one:
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|
1836 } else if (p == 1) { |
|
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|
1837 if (r == 1) mode |= AC_R_PROTECTED; |
|
9fed5726a36d
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|
1838 if (w == 1) mode |= AC_W_PROTECTED; |
|
9fed5726a36d
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|
1839 } else { |
|
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|
1840 if (r == 1) mode |= AC_R_PRIVATE; |
|
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|
1841 if (w == 1) mode |= AC_W_PRIVATE; |
|
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|
1842 } |
|
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|
1843 } |
|
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|
1844 vmode = newintobject((long)mode); |
|
9fed5726a36d
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|
1845 imode = com_addconst(c, vmode); |
|
9fed5726a36d
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|
1846 XDECREF(vmode); |
|
9fed5726a36d
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|
1847 for (i = 1; TYPE(CHILD(n,i-1)) != COLON; i+=2) { |
|
9fed5726a36d
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|
1848 com_addoparg(c, LOAD_CONST, imode); |
|
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|
1849 com_addopname(c, ACCESS_MODE, CHILD(n, i)); |
|
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|
1850 } |
|
3166
938c433c876a
disable code generation for access statement
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|
1851 #endif |
|
1288
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|
1852 } |
|
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|
1853 |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
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diff
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|
1854 static void |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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|
1855 com_exec_stmt(c, n) |
|
fccd415e2eb8
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|
1856 struct compiling *c; |
|
fccd415e2eb8
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|
1857 node *n; |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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|
1858 { |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
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|
1859 REQ(n, exec_stmt); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
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|
1860 /* exec_stmt: 'exec' expr ['in' expr [',' expr]] */ |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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|
1861 com_node(c, CHILD(n, 1)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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|
1862 if (NCH(n) >= 4) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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1319
diff
changeset
|
1863 com_node(c, CHILD(n, 3)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
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|
1864 else |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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|
1865 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
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|
1866 if (NCH(n) >= 6) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
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|
1867 com_node(c, CHILD(n, 5)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
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|
1868 else |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
changeset
|
1869 com_addbyte(c, DUP_TOP); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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parents:
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diff
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|
1870 com_addbyte(c, EXEC_STMT); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
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|
1871 } |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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parents:
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diff
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|
1872 |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
changeset
|
1873 static void |
| 69 | 1874 com_if_stmt(c, n) |
| 1875 struct compiling *c; | |
| 1876 node *n; | |
| 1877 { | |
| 1878 int i; | |
| 1879 int anchor = 0; | |
| 1880 REQ(n, if_stmt); | |
| 1881 /*'if' test ':' suite ('elif' test ':' suite)* ['else' ':' suite] */ | |
| 1882 for (i = 0; i+3 < NCH(n); i+=4) { | |
| 1883 int a = 0; | |
| 86 | 1884 node *ch = CHILD(n, i+1); |
| 1885 if (i > 0) | |
| 1886 com_addoparg(c, SET_LINENO, ch->n_lineno); | |
| 69 | 1887 com_node(c, CHILD(n, i+1)); |
| 1888 com_addfwref(c, JUMP_IF_FALSE, &a); | |
| 1889 com_addbyte(c, POP_TOP); | |
| 1890 com_node(c, CHILD(n, i+3)); | |
| 1891 com_addfwref(c, JUMP_FORWARD, &anchor); | |
| 1892 com_backpatch(c, a); | |
| 1893 com_addbyte(c, POP_TOP); | |
| 1894 } | |
| 1895 if (i+2 < NCH(n)) | |
| 1896 com_node(c, CHILD(n, i+2)); | |
| 1897 com_backpatch(c, anchor); | |
| 1898 } | |
| 1899 | |
| 1900 static void | |
| 1901 com_while_stmt(c, n) | |
| 1902 struct compiling *c; | |
| 1903 node *n; | |
| 1904 { | |
| 1905 int break_anchor = 0; | |
| 1906 int anchor = 0; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
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|
1907 int save_begin = c->c_begin; |
| 69 | 1908 REQ(n, while_stmt); /* 'while' test ':' suite ['else' ':' suite] */ |
| 1909 com_addfwref(c, SETUP_LOOP, &break_anchor); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
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diff
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|
1910 block_push(c, SETUP_LOOP); |
|
325b40d77235
New syntax: semicolons, continue statement.
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303
diff
changeset
|
1911 c->c_begin = c->c_nexti; |
| 86 | 1912 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 1913 com_node(c, CHILD(n, 1)); |
| 1914 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1915 com_addbyte(c, POP_TOP); | |
| 86 | 1916 c->c_loops++; |
| 69 | 1917 com_node(c, CHILD(n, 3)); |
| 86 | 1918 c->c_loops--; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
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diff
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|
1919 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
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|
1920 c->c_begin = save_begin; |
| 69 | 1921 com_backpatch(c, anchor); |
| 1922 com_addbyte(c, POP_TOP); | |
| 1923 com_addbyte(c, POP_BLOCK); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
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diff
changeset
|
1924 block_pop(c, SETUP_LOOP); |
| 69 | 1925 if (NCH(n) > 4) |
| 1926 com_node(c, CHILD(n, 6)); | |
| 1927 com_backpatch(c, break_anchor); | |
| 1928 } | |
| 1929 | |
| 1930 static void | |
| 1931 com_for_stmt(c, n) | |
| 1932 struct compiling *c; | |
| 1933 node *n; | |
| 1934 { | |
| 1935 object *v; | |
| 1936 int break_anchor = 0; | |
| 1937 int anchor = 0; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
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|
1938 int save_begin = c->c_begin; |
| 69 | 1939 REQ(n, for_stmt); |
| 1940 /* 'for' exprlist 'in' exprlist ':' suite ['else' ':' suite] */ | |
| 1941 com_addfwref(c, SETUP_LOOP, &break_anchor); | |
|
317
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|
1942 block_push(c, SETUP_LOOP); |
| 69 | 1943 com_node(c, CHILD(n, 3)); |
| 1944 v = newintobject(0L); | |
| 1945 if (v == NULL) | |
| 1946 c->c_errors++; | |
| 1947 com_addoparg(c, LOAD_CONST, com_addconst(c, v)); | |
| 1948 XDECREF(v); | |
|
317
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New syntax: semicolons, continue statement.
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|
1949 c->c_begin = c->c_nexti; |
| 86 | 1950 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 1951 com_addfwref(c, FOR_LOOP, &anchor); |
|
3839
22e29b1747e1
Changes for slice and ellipses
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diff
changeset
|
1952 com_assign(c, CHILD(n, 1), OP_ASSIGN); |
| 86 | 1953 c->c_loops++; |
| 69 | 1954 com_node(c, CHILD(n, 5)); |
| 86 | 1955 c->c_loops--; |
|
317
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|
1956 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
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|
1957 c->c_begin = save_begin; |
| 69 | 1958 com_backpatch(c, anchor); |
| 1959 com_addbyte(c, POP_BLOCK); | |
|
317
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|
1960 block_pop(c, SETUP_LOOP); |
| 69 | 1961 if (NCH(n) > 8) |
| 1962 com_node(c, CHILD(n, 8)); | |
| 1963 com_backpatch(c, break_anchor); | |
| 1964 } | |
| 1965 | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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1417
diff
changeset
|
1966 /* Code generated for "try: S finally: Sf" is as follows: |
|
73
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1967 |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1968 SETUP_FINALLY L |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1969 <code for S> |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1970 POP_BLOCK |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1971 LOAD_CONST <nil> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
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69
diff
changeset
|
1972 L: <code for Sf> |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1973 END_FINALLY |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1974 |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1975 The special instructions use the block stack. Each block |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1976 stack entry contains the instruction that created it (here |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1977 SETUP_FINALLY), the level of the value stack at the time the |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1978 block stack entry was created, and a label (here L). |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1979 |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1980 SETUP_FINALLY: |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1981 Pushes the current value stack level and the label |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1982 onto the block stack. |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1983 POP_BLOCK: |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
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69
diff
changeset
|
1984 Pops en entry from the block stack, and pops the value |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1985 stack until its level is the same as indicated on the |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1986 block stack. (The label is ignored.) |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1987 END_FINALLY: |
| 86 | 1988 Pops a variable number of entries from the *value* stack |
| 1989 and re-raises the exception they specify. The number of | |
| 1990 entries popped depends on the (pseudo) exception type. | |
|
73
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1991 |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1992 The block stack is unwound when an exception is raised: |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1993 when a SETUP_FINALLY entry is found, the exception is pushed |
|
3028acaa56b0
Compile class definitions.
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69
diff
changeset
|
1994 onto the value stack (and the exception condition is cleared), |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
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diff
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|
1995 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
|
1996 stack. |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
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69
diff
changeset
|
1997 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1998 Code generated for "try: S except E1, V1: S1 except E2, V2: S2 ...": |
| 86 | 1999 (The contents of the value stack is shown in [], with the top |
| 2000 at the right; 'tb' is trace-back info, 'val' the exception's | |
| 2001 associated value, and 'exc' the exception.) | |
|
73
3028acaa56b0
Compile class definitions.
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69
diff
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|
2002 |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
2003 Value stack Label Instruction Argument |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2004 [] SETUP_EXCEPT L1 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2005 [] <code for S> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2006 [] POP_BLOCK |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2007 [] JUMP_FORWARD L0 |
|
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
2008 |
| 86 | 2009 [tb, val, exc] L1: DUP ) |
| 2010 [tb, val, exc, exc] <evaluate E1> ) | |
| 2011 [tb, val, exc, exc, E1] COMPARE_OP EXC_MATCH ) only if E1 | |
| 2012 [tb, val, exc, 1-or-0] JUMP_IF_FALSE L2 ) | |
| 2013 [tb, val, exc, 1] POP ) | |
| 2014 [tb, val, exc] POP | |
| 2015 [tb, val] <assign to V1> (or POP if no V1) | |
| 2016 [tb] POP | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2017 [] <code for S1> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2018 JUMP_FORWARD L0 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2019 |
| 86 | 2020 [tb, val, exc, 0] L2: POP |
| 2021 [tb, val, exc] DUP | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2022 .............................etc....................... |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2023 |
| 86 | 2024 [tb, val, exc, 0] Ln+1: POP |
| 2025 [tb, val, exc] END_FINALLY # re-raise exception | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2026 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2027 [] L0: <next statement> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2028 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2029 Of course, parts are not generated if Vi or Ei is not present. |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2030 */ |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2031 |
| 69 | 2032 static void |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2033 com_try_except(c, n) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2034 struct compiling *c; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2035 node *n; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2036 { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2037 int except_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2038 int end_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2039 int else_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2040 int i; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2041 node *ch; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2042 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2043 com_addfwref(c, SETUP_EXCEPT, &except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2044 block_push(c, SETUP_EXCEPT); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2045 com_node(c, CHILD(n, 2)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2046 com_addbyte(c, POP_BLOCK); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2047 block_pop(c, SETUP_EXCEPT); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2048 com_addfwref(c, JUMP_FORWARD, &else_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2049 com_backpatch(c, except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2050 for (i = 3; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2051 i < NCH(n) && TYPE(ch = CHILD(n, i)) == except_clause; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2052 i += 3) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2053 /* except_clause: 'except' [expr [',' expr]] */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2054 if (except_anchor == 0) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2055 err_setstr(SyntaxError, |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2056 "default 'except:' must be last"); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2057 c->c_errors++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2058 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2059 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2060 except_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2061 com_addoparg(c, SET_LINENO, ch->n_lineno); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2062 if (NCH(ch) > 1) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2063 com_addbyte(c, DUP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2064 com_node(c, CHILD(ch, 1)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2065 com_addoparg(c, COMPARE_OP, EXC_MATCH); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2066 com_addfwref(c, JUMP_IF_FALSE, &except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2067 com_addbyte(c, POP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2068 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2069 com_addbyte(c, POP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2070 if (NCH(ch) > 3) |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
2071 com_assign(c, CHILD(ch, 3), OP_ASSIGN); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2072 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2073 com_addbyte(c, POP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2074 com_addbyte(c, POP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2075 com_node(c, CHILD(n, i+2)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2076 com_addfwref(c, JUMP_FORWARD, &end_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2077 if (except_anchor) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2078 com_backpatch(c, except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2079 com_addbyte(c, POP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2080 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2081 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2082 com_addbyte(c, END_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2083 com_backpatch(c, else_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2084 if (i < NCH(n)) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2085 com_node(c, CHILD(n, i+2)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2086 com_backpatch(c, end_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2087 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2088 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2089 static void |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2090 com_try_finally(c, n) |
| 69 | 2091 struct compiling *c; |
| 2092 node *n; | |
| 2093 { | |
| 2094 int finally_anchor = 0; | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2095 node *ch; |
|
792
dc3b455f7632
Only * can be used for varargs argument lists
Guido van Rossum <guido@python.org>
parents:
744
diff
changeset
|
2096 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2097 com_addfwref(c, SETUP_FINALLY, &finally_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2098 block_push(c, SETUP_FINALLY); |
| 69 | 2099 com_node(c, CHILD(n, 2)); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
changeset
|
2100 com_addbyte(c, POP_BLOCK); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2101 block_pop(c, SETUP_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2102 block_push(c, END_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2103 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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parents:
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diff
changeset
|
2104 com_backpatch(c, finally_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2105 ch = CHILD(n, NCH(n)-1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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parents:
1417
diff
changeset
|
2106 com_addoparg(c, SET_LINENO, ch->n_lineno); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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parents:
1417
diff
changeset
|
2107 com_node(c, ch); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2108 com_addbyte(c, END_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2109 block_pop(c, END_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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parents:
1417
diff
changeset
|
2110 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2111 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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parents:
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diff
changeset
|
2112 static void |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2113 com_try_stmt(c, n) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2114 struct compiling *c; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2115 node *n; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2116 { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2117 REQ(n, try_stmt); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2118 /* '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
|
2119 | 'try' ':' suite 'finally' ':' suite */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2120 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
|
2121 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
|
2122 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2123 com_try_except(c, n); |
| 69 | 2124 } |
| 2125 | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2126 static object * |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2127 get_docstring(n) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2128 node *n; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2129 { |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2130 int i; |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2131 |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2132 switch (TYPE(n)) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2133 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2134 case suite: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2135 if (NCH(n) == 1) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2136 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2137 else { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2138 for (i = 0; i < NCH(n); i++) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2139 node *ch = CHILD(n, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2140 if (TYPE(ch) == stmt) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2141 return get_docstring(ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2142 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2143 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2144 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2145 |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2146 case file_input: |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2147 for (i = 0; i < NCH(n); i++) { |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2148 node *ch = CHILD(n, i); |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2149 if (TYPE(ch) == stmt) |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2150 return get_docstring(ch); |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2151 } |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2152 break; |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2153 |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2154 case stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2155 case simple_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2156 case small_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2157 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2158 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2159 case expr_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2160 case testlist: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2161 case test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2162 case and_test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2163 case not_test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2164 case comparison: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2165 case expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2166 case xor_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2167 case and_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2168 case shift_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2169 case arith_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2170 case term: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2171 case factor: |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2172 case power: |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2173 if (NCH(n) == 1) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2174 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2175 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2176 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2177 case atom: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2178 if (TYPE(CHILD(n, 0)) == STRING) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2179 return parsestrplus(n); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2180 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2181 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2182 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2183 return NULL; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2184 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2185 |
| 69 | 2186 static void |
| 2187 com_suite(c, n) | |
| 2188 struct compiling *c; | |
| 2189 node *n; | |
| 2190 { | |
| 2191 REQ(n, suite); | |
| 2192 /* simple_stmt | NEWLINE INDENT NEWLINE* (stmt NEWLINE*)+ DEDENT */ | |
| 2193 if (NCH(n) == 1) { | |
| 2194 com_node(c, CHILD(n, 0)); | |
| 2195 } | |
| 2196 else { | |
| 2197 int i; | |
| 2198 for (i = 0; i < NCH(n); i++) { | |
| 2199 node *ch = CHILD(n, i); | |
| 2200 if (TYPE(ch) == stmt) | |
| 2201 com_node(c, ch); | |
| 2202 } | |
| 2203 } | |
| 2204 } | |
| 2205 | |
| 744 | 2206 /* ARGSUSED */ |
| 69 | 2207 static void |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2208 com_continue_stmt(c, n) |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2209 struct compiling *c; |
| 744 | 2210 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
|
2211 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2212 int i = c->c_nblocks; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2213 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
|
2214 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
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 else { |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
2217 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
|
2218 c->c_errors++; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2219 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2220 /* XXX Could allow it inside a 'finally' clause |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2221 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
|
2222 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2223 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2224 static int |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2225 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
|
2226 struct compiling *c; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2227 node *n; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2228 { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2229 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
|
2230 if (TYPE(n) == lambdef) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2231 /* lambdef: 'lambda' [varargslist] ':' test */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2232 n = CHILD(n, 1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2233 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2234 else { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2235 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
|
2236 n = CHILD(n, 2); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2237 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
|
2238 n = CHILD(n, 1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2239 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2240 if (TYPE(n) != varargslist) |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2241 return 0; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2242 /* varargslist: |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2243 (fpdef ['=' test] ',')* '*' ....... | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2244 fpdef ['=' test] (',' fpdef ['=' test])* [','] */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2245 nch = NCH(n); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2246 nargs = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2247 ndefs = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2248 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
|
2249 int t; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2250 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
|
2251 break; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2252 nargs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2253 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2254 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
|
2255 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
|
2256 else |
|
e51e17b2d88b
fix bug with missing default for last arg (discovered by Tommy Burnette)
Guido van Rossum <guido@python.org>
parents:
2844
diff
changeset
|
2257 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
|
2258 if (t == EQUAL) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2259 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2260 ndefs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2261 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
|
2262 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2263 if (i >= nch) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2264 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2265 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
|
2266 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2267 else { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2268 /* 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
|
2269 if (ndefs) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2270 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
|
2271 com_addconst(c, None)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2272 ndefs++; |
|
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 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2275 if (t != COMMA) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2276 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2277 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2278 return ndefs; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2279 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2280 |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2281 static void |
| 69 | 2282 com_funcdef(c, n) |
| 2283 struct compiling *c; | |
| 2284 node *n; | |
| 2285 { | |
| 2286 object *v; | |
| 2287 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
|
2288 v = (object *)compile(n, c->c_filename); |
| 69 | 2289 if (v == NULL) |
| 2290 c->c_errors++; | |
| 2291 else { | |
| 2292 int i = com_addconst(c, v); | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2293 int ndefs = com_argdefs(c, n); |
| 69 | 2294 com_addoparg(c, LOAD_CONST, i); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2295 com_addoparg(c, MAKE_FUNCTION, ndefs); |
| 69 | 2296 com_addopname(c, STORE_NAME, CHILD(n, 1)); |
| 2297 DECREF(v); | |
| 2298 } | |
| 2299 } | |
| 2300 | |
| 2301 static void | |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2302 com_bases(c, n) |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2303 struct compiling *c; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2304 node *n; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2305 { |
| 744 | 2306 int i; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2307 REQ(n, testlist); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2308 /* testlist: test (',' test)* [','] */ |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2309 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
|
2310 com_node(c, CHILD(n, i)); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2311 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
|
2312 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2313 |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2314 static void |
| 69 | 2315 com_classdef(c, n) |
| 2316 struct compiling *c; | |
| 2317 node *n; | |
| 2318 { | |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2319 int i; |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2320 object *v; |
| 69 | 2321 REQ(n, classdef); |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2322 /* classdef: class NAME ['(' testlist ')'] ':' suite */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2323 if ((v = newstringobject(STR(CHILD(n, 1)))) == NULL) { |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2324 c->c_errors++; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2325 return; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2326 } |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2327 /* Push the class name on the stack */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2328 i = com_addconst(c, v); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2329 com_addoparg(c, LOAD_CONST, i); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2330 DECREF(v); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2331 /* Push the tuple of base classes on the stack */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2332 if (TYPE(CHILD(n, 2)) != LPAR) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2333 com_addoparg(c, BUILD_TUPLE, 0); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2334 else |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2335 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
|
2336 v = (object *)compile(n, c->c_filename); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2337 if (v == NULL) |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2338 c->c_errors++; |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2339 else { |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2340 i = com_addconst(c, v); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2341 com_addoparg(c, LOAD_CONST, i); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2342 com_addoparg(c, MAKE_FUNCTION, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2343 com_addoparg(c, CALL_FUNCTION, 0); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2344 com_addbyte(c, BUILD_CLASS); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2345 com_addopname(c, STORE_NAME, CHILD(n, 1)); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2346 DECREF(v); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2347 } |
| 69 | 2348 } |
| 2349 | |
| 2350 static void | |
| 2351 com_node(c, n) | |
| 2352 struct compiling *c; | |
| 2353 node *n; | |
| 2354 { | |
| 2355 switch (TYPE(n)) { | |
| 2356 | |
| 2357 /* Definition nodes */ | |
| 2358 | |
| 2359 case funcdef: | |
| 2360 com_funcdef(c, n); | |
| 2361 break; | |
| 2362 case classdef: | |
| 2363 com_classdef(c, n); | |
| 2364 break; | |
| 2365 | |
| 2366 /* Trivial parse tree nodes */ | |
| 2367 | |
| 2368 case stmt: | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2369 case small_stmt: |
| 86 | 2370 case flow_stmt: |
| 2371 com_node(c, CHILD(n, 0)); | |
| 2372 break; | |
| 2373 | |
| 69 | 2374 case simple_stmt: |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2375 /* small_stmt (';' small_stmt)* [';'] NEWLINE */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2376 com_addoparg(c, SET_LINENO, n->n_lineno); |
|
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 int i; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2379 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
|
2380 com_node(c, CHILD(n, i)); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2381 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2382 break; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2383 |
| 69 | 2384 case compound_stmt: |
| 86 | 2385 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 2386 com_node(c, CHILD(n, 0)); |
| 2387 break; | |
| 2388 | |
| 2389 /* Statement nodes */ | |
| 2390 | |
| 2391 case expr_stmt: | |
| 2392 com_expr_stmt(c, n); | |
| 2393 break; | |
| 2394 case print_stmt: | |
| 2395 com_print_stmt(c, n); | |
| 2396 break; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2397 case del_stmt: /* 'del' exprlist */ |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
2398 com_assign(c, CHILD(n, 1), OP_DELETE); |
| 69 | 2399 break; |
| 2400 case pass_stmt: | |
| 2401 break; | |
| 2402 case break_stmt: | |
| 86 | 2403 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
|
2404 err_setstr(SyntaxError, "'break' outside loop"); |
| 86 | 2405 c->c_errors++; |
| 2406 } | |
| 69 | 2407 com_addbyte(c, BREAK_LOOP); |
| 2408 break; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2409 case continue_stmt: |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2410 com_continue_stmt(c, n); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2411 break; |
| 69 | 2412 case return_stmt: |
| 2413 com_return_stmt(c, n); | |
| 2414 break; | |
| 2415 case raise_stmt: | |
| 2416 com_raise_stmt(c, n); | |
| 2417 break; | |
| 2418 case import_stmt: | |
| 2419 com_import_stmt(c, n); | |
| 2420 break; | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2421 case global_stmt: |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2422 com_global_stmt(c, n); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2423 break; |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2424 case access_stmt: |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2425 com_access_stmt(c, n); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2426 break; |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2427 case exec_stmt: |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2428 com_exec_stmt(c, n); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2429 break; |
| 69 | 2430 case if_stmt: |
| 2431 com_if_stmt(c, n); | |
| 2432 break; | |
| 2433 case while_stmt: | |
| 2434 com_while_stmt(c, n); | |
| 2435 break; | |
| 2436 case for_stmt: | |
| 2437 com_for_stmt(c, n); | |
| 2438 break; | |
| 2439 case try_stmt: | |
| 2440 com_try_stmt(c, n); | |
| 2441 break; | |
| 2442 case suite: | |
| 2443 com_suite(c, n); | |
| 2444 break; | |
| 2445 | |
| 2446 /* Expression nodes */ | |
| 2447 | |
| 2448 case testlist: | |
| 482 | 2449 com_list(c, n, 0); |
| 69 | 2450 break; |
| 2451 case test: | |
| 2452 com_test(c, n); | |
| 2453 break; | |
| 2454 case and_test: | |
| 2455 com_and_test(c, n); | |
| 2456 break; | |
| 2457 case not_test: | |
| 2458 com_not_test(c, n); | |
| 2459 break; | |
| 2460 case comparison: | |
| 2461 com_comparison(c, n); | |
| 2462 break; | |
| 2463 case exprlist: | |
| 482 | 2464 com_list(c, n, 0); |
| 69 | 2465 break; |
| 2466 case expr: | |
| 2467 com_expr(c, n); | |
| 2468 break; | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2469 case xor_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2470 com_xor_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2471 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2472 case and_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2473 com_and_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2474 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2475 case shift_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2476 com_shift_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2477 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2478 case arith_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2479 com_arith_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2480 break; |
| 69 | 2481 case term: |
| 2482 com_term(c, n); | |
| 2483 break; | |
| 2484 case factor: | |
| 2485 com_factor(c, n); | |
| 2486 break; | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2487 case power: |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2488 com_power(c, n); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2489 break; |
| 69 | 2490 case atom: |
| 2491 com_atom(c, n); | |
| 2492 break; | |
| 2493 | |
| 2494 default: | |
| 2495 fprintf(stderr, "node type %d\n", TYPE(n)); | |
| 2496 err_setstr(SystemError, "com_node: unexpected node type"); | |
| 2497 c->c_errors++; | |
| 2498 } | |
| 2499 } | |
| 2500 | |
| 2501 static void com_fplist PROTO((struct compiling *, node *)); | |
| 2502 | |
| 2503 static void | |
| 2504 com_fpdef(c, n) | |
| 2505 struct compiling *c; | |
| 2506 node *n; | |
| 2507 { | |
| 2508 REQ(n, fpdef); /* fpdef: NAME | '(' fplist ')' */ | |
| 2509 if (TYPE(CHILD(n, 0)) == LPAR) | |
| 2510 com_fplist(c, CHILD(n, 1)); | |
| 2511 else | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2512 com_addoparg(c, STORE_FAST, com_newlocal(c, STR(CHILD(n, 0)))); |
| 69 | 2513 } |
| 2514 | |
| 2515 static void | |
| 2516 com_fplist(c, n) | |
| 2517 struct compiling *c; | |
| 2518 node *n; | |
| 2519 { | |
| 544 | 2520 REQ(n, fplist); /* fplist: fpdef (',' fpdef)* [','] */ |
| 69 | 2521 if (NCH(n) == 1) { |
| 2522 com_fpdef(c, CHILD(n, 0)); | |
| 2523 } | |
| 2524 else { | |
| 2525 int i; | |
| 2526 com_addoparg(c, UNPACK_TUPLE, (NCH(n)+1)/2); | |
| 2527 for (i = 0; i < NCH(n); i += 2) | |
| 2528 com_fpdef(c, CHILD(n, i)); | |
| 2529 } | |
| 2530 } | |
| 2531 | |
| 2532 static void | |
| 584 | 2533 com_arglist(c, n) |
| 2534 struct compiling *c; | |
| 2535 node *n; | |
| 2536 { | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2537 int nch, i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2538 int complex = 0; |
| 584 | 2539 REQ(n, varargslist); |
|
617
755bb8efcc2d
Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents:
584
diff
changeset
|
2540 /* varargslist: |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2541 (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
|
2542 nch = NCH(n); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2543 /* 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
|
2544 for (i = 0; i < nch; i++) { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2545 node *ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2546 node *fp; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2547 char *name; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2548 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
|
2549 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2550 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2551 fp = CHILD(ch, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2552 if (TYPE(fp) == NAME) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2553 name = STR(fp); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2554 else { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2555 name = ""; |
|
3766
516490c8192c
Py_complex; and WITHOUT_COMPLEX added to getargs.c
Guido van Rossum <guido@python.org>
parents:
3366
diff
changeset
|
2556 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
|
2557 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2558 com_newlocal(c, name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2559 c->c_argcount++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2560 if (++i >= nch) |
| 584 | 2561 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2562 ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2563 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
|
2564 i += 2; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2565 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2566 REQ(ch, COMMA); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2567 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2568 /* Handle *arguments */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2569 if (i < nch) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2570 node *ch; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2571 ch = CHILD(n, i); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2572 if (TYPE(ch) != DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2573 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2574 ch = CHILD(n, i+1); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2575 if (TYPE(ch) == NAME) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2576 c->c_flags |= CO_VARARGS; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2577 i += 3; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2578 com_newlocal(c, STR(ch)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2579 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2580 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2581 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2582 /* Handle **keywords */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2583 if (i < nch) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2584 node *ch; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2585 ch = CHILD(n, i); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2586 if (TYPE(ch) != DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2587 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2588 ch = CHILD(n, i+1); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2589 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2590 ch = CHILD(n, i+2); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2591 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2592 else |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2593 ch = CHILD(n, i+1); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2594 REQ(ch, NAME); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2595 c->c_flags |= CO_VARKEYWORDS; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2596 com_newlocal(c, STR(ch)); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2597 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2598 if (complex) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2599 /* Generate code for complex arguments only after |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2600 having counted the simple arguments */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2601 int ilocal = 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2602 for (i = 0; i < nch; i++) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2603 node *ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2604 node *fp; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2605 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
|
2606 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2607 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2608 fp = CHILD(ch, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2609 if (TYPE(fp) != NAME) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2610 com_addoparg(c, LOAD_FAST, ilocal); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2611 com_fpdef(c, ch); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2612 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2613 ilocal++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2614 if (++i >= nch) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2615 break; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2616 ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2617 if (TYPE(ch) == EQUAL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2618 i += 2; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2619 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2620 REQ(ch, COMMA); |
| 584 | 2621 } |
| 2622 } | |
| 2623 } | |
| 2624 | |
| 2625 static void | |
| 69 | 2626 com_file_input(c, n) |
| 2627 struct compiling *c; | |
| 2628 node *n; | |
| 2629 { | |
| 2630 int i; | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2631 object *doc; |
| 69 | 2632 REQ(n, file_input); /* (NEWLINE | stmt)* ENDMARKER */ |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2633 doc = get_docstring(n); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2634 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2635 int i = com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2636 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2637 com_addoparg(c, LOAD_CONST, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2638 com_addopnamestr(c, STORE_NAME, "__doc__"); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2639 } |
| 69 | 2640 for (i = 0; i < NCH(n); i++) { |
| 2641 node *ch = CHILD(n, i); | |
| 2642 if (TYPE(ch) != ENDMARKER && TYPE(ch) != NEWLINE) | |
| 2643 com_node(c, ch); | |
| 2644 } | |
| 2645 } | |
| 2646 | |
| 2647 /* Top-level compile-node interface */ | |
| 2648 | |
| 2649 static void | |
| 2650 compile_funcdef(c, n) | |
| 2651 struct compiling *c; | |
| 2652 node *n; | |
| 2653 { | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2654 object *doc; |
| 69 | 2655 node *ch; |
| 2656 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
|
2657 c->c_name = STR(CHILD(n, 1)); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2658 doc = get_docstring(CHILD(n, 4)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2659 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2660 (void) com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2661 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2662 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2663 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2664 (void) com_addconst(c, None); /* No docstring */ |
| 584 | 2665 ch = CHILD(n, 2); /* parameters: '(' [varargslist] ')' */ |
| 2666 ch = CHILD(ch, 1); /* ')' | varargslist */ | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2667 if (TYPE(ch) == varargslist) |
| 584 | 2668 com_arglist(c, ch); |
| 86 | 2669 c->c_infunction = 1; |
| 69 | 2670 com_node(c, CHILD(n, 4)); |
| 86 | 2671 c->c_infunction = 0; |
| 69 | 2672 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2673 com_addbyte(c, RETURN_VALUE); | |
| 2674 } | |
| 2675 | |
| 2676 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
|
2677 compile_lambdef(c, n) |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2678 struct compiling *c; |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2679 node *n; |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2680 { |
|
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
|
2681 node *ch; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2682 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
|
2683 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
|
2684 |
|
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
2685 ch = CHILD(n, 1); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2686 (void) com_addconst(c, None); /* No docstring */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2687 if (TYPE(ch) == varargslist) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2688 com_arglist(c, ch); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2689 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
|
2690 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2691 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2692 ch = CHILD(n, 2); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2693 com_node(c, ch); |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2694 com_addbyte(c, RETURN_VALUE); |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2695 } |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2696 |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2697 static void |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2698 compile_classdef(c, n) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2699 struct compiling *c; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2700 node *n; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2701 { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2702 node *ch; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2703 object *doc; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2704 REQ(n, classdef); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2705 /* classdef: 'class' NAME ['(' testlist ')'] ':' suite */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2706 c->c_name = STR(CHILD(n, 1)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2707 ch = CHILD(n, NCH(n)-1); /* The suite */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2708 doc = get_docstring(ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2709 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2710 int i = com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2711 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2712 com_addoparg(c, LOAD_CONST, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2713 com_addopnamestr(c, STORE_NAME, "__doc__"); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2714 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2715 else |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2716 (void) com_addconst(c, None); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2717 com_node(c, ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2718 com_addbyte(c, LOAD_LOCALS); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2719 com_addbyte(c, RETURN_VALUE); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2720 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2721 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2722 static void |
| 69 | 2723 compile_node(c, n) |
| 2724 struct compiling *c; | |
| 2725 node *n; | |
| 2726 { | |
| 86 | 2727 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 2728 | |
| 69 | 2729 switch (TYPE(n)) { |
| 2730 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2731 case single_input: /* One interactive command */ |
| 69 | 2732 /* 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
|
2733 c->c_interactive++; |
| 69 | 2734 n = CHILD(n, 0); |
| 2735 if (TYPE(n) != NEWLINE) | |
| 2736 com_node(c, n); | |
| 86 | 2737 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2738 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
|
2739 c->c_interactive--; |
| 69 | 2740 break; |
| 2741 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2742 case file_input: /* A whole file, or built-in function exec() */ |
| 69 | 2743 com_file_input(c, n); |
| 86 | 2744 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2745 com_addbyte(c, RETURN_VALUE); | |
| 69 | 2746 break; |
| 2747 | |
|
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
|
2748 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
|
2749 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
|
2750 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
|
2751 break; |
|
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2752 |
|
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
|
2753 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
|
2754 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
|
2755 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
|
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 funcdef: /* A function definition */ |
| 69 | 2758 compile_funcdef(c, n); |
| 2759 break; | |
| 2760 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2761 case classdef: /* A class definition */ |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2762 compile_classdef(c, n); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2763 break; |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2764 |
| 69 | 2765 default: |
| 2766 fprintf(stderr, "node type %d\n", TYPE(n)); | |
| 2767 err_setstr(SystemError, "compile_node: unexpected node type"); | |
| 2768 c->c_errors++; | |
| 2769 } | |
| 2770 } | |
| 2771 | |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2772 /* 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
|
2773 |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2774 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
|
2775 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
|
2776 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
|
2777 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
|
2778 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2779 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
|
2780 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
|
2781 function definitions, class definitions and import statements. |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2782 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
|
2783 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
|
2784 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2785 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
|
2786 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
|
2787 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2788 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
|
2789 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
|
2790 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
|
2791 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
|
2792 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
|
2793 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2794 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
|
2795 |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2796 static void |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2797 optimize(c) |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2798 struct compiling *c; |
|
176
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Added error checking for numeric constants; added local/global variable
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160
diff
changeset
|
2799 { |
|
203
ceb36ec6198d
BUGFIX! Instructions are unsigned bytes.
Guido van Rossum <guido@python.org>
parents:
176
diff
changeset
|
2800 unsigned char *next_instr, *cur_instr; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
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diff
changeset
|
2801 int opcode; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
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160
diff
changeset
|
2802 int oparg; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2803 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
|
2804 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:
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diff
changeset
|
2805 |
|
176
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Added error checking for numeric constants; added local/global variable
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parents:
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diff
changeset
|
2806 #define NEXTOP() (*next_instr++) |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
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parents:
160
diff
changeset
|
2807 #define NEXTARG() (next_instr += 2, (next_instr[-1]<<8) + next_instr[-2]) |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
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diff
changeset
|
2808 #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
|
2809 #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
|
2810 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2811 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
|
2812 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2813 c->c_flags |= CO_OPTIMIZED; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
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160
diff
changeset
|
2814 |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2815 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
|
2816 for (;;) { |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2817 opcode = NEXTOP(); |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2818 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
|
2819 break; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2820 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
|
2821 oparg = NEXTARG(); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2822 switch (opcode) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2823 case STORE_NAME: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2824 case DELETE_NAME: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2825 case IMPORT_FROM: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2826 com_addlocal_o(c, GETNAMEOBJ(oparg)); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2827 break; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2828 case EXEC_STMT: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2829 c->c_flags &= ~CO_OPTIMIZED; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2830 break; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2831 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2832 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2833 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2834 if (dictlookup(c->c_locals, "*") != NULL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2835 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
|
2836 |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2837 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
|
2838 for (;;) { |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2839 cur_instr = next_instr; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
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diff
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|
2840 opcode = NEXTOP(); |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
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parents:
160
diff
changeset
|
2841 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
|
2842 break; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2843 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
|
2844 oparg = NEXTARG(); |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2845 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
|
2846 opcode == STORE_NAME || |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2847 opcode == DELETE_NAME) { |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2848 object *v; |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2849 int i; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2850 name = GETNAMEOBJ(oparg); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2851 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
|
2852 if (v == NULL) { |
| 336 | 2853 err_clear(); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2854 if (opcode == LOAD_NAME && |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2855 (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
|
2856 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
|
2857 continue; |
| 336 | 2858 } |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2859 i = getintvalue(v); |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2860 switch (opcode) { |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2861 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
|
2862 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
|
2863 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
|
2864 } |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2865 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
|
2866 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
|
2867 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2868 } |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2869 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2870 if (c->c_errors == 0) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2871 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
|
2872 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2873 |
| 69 | 2874 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
|
2875 compile(n, filename) |
| 69 | 2876 node *n; |
| 86 | 2877 char *filename; |
| 69 | 2878 { |
| 2879 struct compiling sc; | |
| 2880 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
|
2881 if (!com_init(&sc, filename)) |
| 69 | 2882 return NULL; |
| 2883 compile_node(&sc, n); | |
| 2884 com_done(&sc); | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2885 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
|
2886 optimize(&sc); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2887 sc.c_flags |= CO_NEWLOCALS; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2888 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2889 else if (TYPE(n) == classdef) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2890 sc.c_flags |= CO_NEWLOCALS; |
|
1257
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
2891 co = NULL; |
|
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
2892 if (sc.c_errors == 0) { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2893 object *consts, *names, *varnames, *filename, *name; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2894 consts = listtuple(sc.c_consts); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2895 names = listtuple(sc.c_names); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2896 varnames = listtuple(sc.c_varnames); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2897 filename = newstringobject(sc.c_filename); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2898 name = newstringobject(sc.c_name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2899 if (!err_occurred()) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2900 co = newcodeobject(sc.c_argcount, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2901 sc.c_nlocals, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2902 sc.c_flags, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2903 sc.c_code, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2904 consts, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2905 names, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2906 varnames, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2907 filename, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2908 name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2909 XDECREF(consts); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2910 XDECREF(names); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2911 XDECREF(varnames); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2912 XDECREF(filename); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2913 XDECREF(name); |
|
266
b5826bf29677
Changed and exported newcodeobject() interface, for ".pyc" files.
Guido van Rossum <guido@python.org>
parents:
238
diff
changeset
|
2914 } |
| 69 | 2915 com_free(&sc); |
| 2916 return co; | |
| 2917 } |