Mercurial > cpython-lru_cache-weakref
annotate Python/compile.c @ 4315:46d736fb9da3 legacy-trunk
Added line number to most compile-time error messages.
| author | Guido van Rossum <guido@python.org> |
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| date | Tue, 17 Sep 1996 14:32:04 +0000 |
| parents | 6b589334e0e9 |
| children | 3b3f7c3f6da2 |
| 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 |
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38 #ifndef NO_PRIVATE_NAME_MANGLING |
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39 #define PRIVATE_NAME_MANGLING |
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40 #endif |
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41 |
| 86 | 42 #include "allobjects.h" |
| 43 | |
| 69 | 44 #include "node.h" |
| 45 #include "token.h" | |
| 46 #include "graminit.h" | |
| 47 #include "compile.h" | |
| 48 #include "opcode.h" | |
| 86 | 49 #include "structmember.h" |
| 50 | |
| 51 #include <ctype.h> | |
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52 #include <errno.h> |
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53 |
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54 #define OP_DELETE 0 |
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55 #define OP_ASSIGN 1 |
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56 #define OP_APPLY 2 |
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57 |
| 86 | 58 #define OFF(x) offsetof(codeobject, x) |
| 59 | |
| 60 static struct memberlist code_memberlist[] = { | |
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61 {"co_argcount", T_INT, OFF(co_argcount), READONLY}, |
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62 {"co_nlocals", T_INT, OFF(co_nlocals), READONLY}, |
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63 {"co_flags", T_INT, OFF(co_flags), READONLY}, |
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64 {"co_code", T_OBJECT, OFF(co_code), READONLY}, |
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65 {"co_consts", T_OBJECT, OFF(co_consts), READONLY}, |
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66 {"co_names", T_OBJECT, OFF(co_names), READONLY}, |
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67 {"co_varnames", T_OBJECT, OFF(co_varnames), READONLY}, |
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68 {"co_filename", T_OBJECT, OFF(co_filename), READONLY}, |
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69 {"co_name", T_OBJECT, OFF(co_name), READONLY}, |
| 86 | 70 {NULL} /* Sentinel */ |
| 71 }; | |
| 72 | |
| 73 static object * | |
| 74 code_getattr(co, name) | |
| 75 codeobject *co; | |
| 76 char *name; | |
| 77 { | |
| 78 return getmember((char *)co, code_memberlist, name); | |
| 79 } | |
| 69 | 80 |
| 81 static void | |
| 86 | 82 code_dealloc(co) |
| 83 codeobject *co; | |
| 69 | 84 { |
| 86 | 85 XDECREF(co->co_code); |
| 86 XDECREF(co->co_consts); | |
| 87 XDECREF(co->co_names); | |
| 88 XDECREF(co->co_filename); | |
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89 XDECREF(co->co_name); |
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90 XDECREF(co->co_varnames); |
| 86 | 91 DEL(co); |
| 69 | 92 } |
| 93 | |
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94 static object * |
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95 code_repr(co) |
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96 codeobject *co; |
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97 { |
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98 char buf[500]; |
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99 int lineno = -1; |
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100 char *p = GETSTRINGVALUE(co->co_code); |
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101 char *filename = "???"; |
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102 char *name = "???"; |
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103 if (*p == SET_LINENO) |
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104 lineno = (p[1] & 0xff) | ((p[2] & 0xff) << 8); |
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105 if (co->co_filename && is_stringobject(co->co_filename)) |
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106 filename = getstringvalue(co->co_filename); |
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107 if (co->co_name && is_stringobject(co->co_name)) |
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108 name = getstringvalue(co->co_name); |
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109 sprintf(buf, "<code object %.100s at %lx, file \"%.300s\", line %d>", |
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110 name, (long)co, filename, lineno); |
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111 return newstringobject(buf); |
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112 } |
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113 |
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114 static int |
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115 code_compare(co, cp) |
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116 codeobject *co, *cp; |
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117 { |
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118 int cmp; |
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119 cmp = cp->co_argcount - cp->co_argcount; |
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120 if (cmp) return cmp; |
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121 cmp = cp->co_nlocals - cp->co_nlocals; |
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122 if (cmp) return cmp; |
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123 cmp = cp->co_flags - cp->co_flags; |
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124 if (cmp) return cmp; |
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125 cmp = cmpobject((object *)co->co_code, (object *)cp->co_code); |
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126 if (cmp) return cmp; |
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127 cmp = cmpobject(co->co_consts, cp->co_consts); |
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128 if (cmp) return cmp; |
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129 cmp = cmpobject(co->co_names, cp->co_names); |
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130 if (cmp) return cmp; |
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131 cmp = cmpobject(co->co_varnames, cp->co_varnames); |
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132 return cmp; |
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133 } |
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134 |
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135 static long |
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136 code_hash(co) |
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137 codeobject *co; |
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138 { |
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139 long h, h1, h2, h3, h4; |
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140 h1 = hashobject((object *)co->co_code); |
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141 if (h1 == -1) return -1; |
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142 h2 = hashobject(co->co_consts); |
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143 if (h2 == -1) return -1; |
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144 h3 = hashobject(co->co_names); |
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145 if (h3 == -1) return -1; |
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146 h4 = hashobject(co->co_varnames); |
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147 if (h4 == -1) return -1; |
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148 h = h1 ^ h2 ^ h3 ^ h4 ^ |
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149 co->co_argcount ^ co->co_nlocals ^ co->co_flags; |
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150 if (h == -1) h = -2; |
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151 return h; |
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152 } |
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153 |
| 69 | 154 typeobject Codetype = { |
| 155 OB_HEAD_INIT(&Typetype) | |
| 156 0, | |
| 157 "code", | |
| 158 sizeof(codeobject), | |
| 159 0, | |
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160 (destructor)code_dealloc, /*tp_dealloc*/ |
| 69 | 161 0, /*tp_print*/ |
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162 (getattrfunc)code_getattr, /*tp_getattr*/ |
| 69 | 163 0, /*tp_setattr*/ |
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164 (cmpfunc)code_compare, /*tp_compare*/ |
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165 (reprfunc)code_repr, /*tp_repr*/ |
| 69 | 166 0, /*tp_as_number*/ |
| 167 0, /*tp_as_sequence*/ | |
| 168 0, /*tp_as_mapping*/ | |
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169 (hashfunc)code_hash, /*tp_hash*/ |
| 69 | 170 }; |
| 171 | |
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172 codeobject * |
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173 newcodeobject(argcount, nlocals, flags, |
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174 code, consts, names, varnames, filename, name) |
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175 int argcount; |
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176 int nlocals; |
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177 int flags; |
| 69 | 178 object *code; |
| 179 object *consts; | |
| 180 object *names; | |
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181 object *varnames; |
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182 object *filename; |
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183 object *name; |
| 69 | 184 { |
| 185 codeobject *co; | |
| 186 int i; | |
| 187 /* Check argument types */ | |
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188 if (argcount < 0 || nlocals < 0 || |
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189 code == NULL || !is_stringobject(code) || |
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190 consts == NULL || !is_tupleobject(consts) || |
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191 names == NULL || !is_tupleobject(names) || |
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192 varnames == NULL || !is_tupleobject(varnames) || |
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193 name == NULL || !is_stringobject(name) || |
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194 filename == NULL || !is_stringobject(filename)) { |
| 69 | 195 err_badcall(); |
| 196 return NULL; | |
| 197 } | |
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198 /* Make sure names and varnames are all strings */ |
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199 for (i = gettuplesize(names); --i >= 0; ) { |
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200 object *v = gettupleitem(names, i); |
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201 if (v == NULL || !is_stringobject(v)) { |
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202 err_badcall(); |
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203 return NULL; |
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204 } |
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205 } |
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206 for (i = gettuplesize(varnames); --i >= 0; ) { |
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207 object *v = gettupleitem(varnames, i); |
| 69 | 208 if (v == NULL || !is_stringobject(v)) { |
| 209 err_badcall(); | |
| 210 return NULL; | |
| 211 } | |
| 212 } | |
| 213 co = NEWOBJ(codeobject, &Codetype); | |
| 214 if (co != NULL) { | |
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215 co->co_argcount = argcount; |
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216 co->co_nlocals = nlocals; |
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217 co->co_flags = flags; |
| 69 | 218 INCREF(code); |
| 219 co->co_code = (stringobject *)code; | |
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220 INCREF(consts); |
| 69 | 221 co->co_consts = consts; |
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222 INCREF(names); |
| 69 | 223 co->co_names = names; |
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224 INCREF(varnames); |
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225 co->co_varnames = varnames; |
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226 INCREF(filename); |
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227 co->co_filename = filename; |
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228 INCREF(name); |
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229 co->co_name = name; |
| 69 | 230 } |
| 231 return co; | |
| 232 } | |
| 233 | |
| 234 | |
| 235 /* Data structure used internally */ | |
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236 |
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237 #define MAXBLOCKS 20 /* Max static block nesting within a function */ |
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238 |
| 69 | 239 struct compiling { |
| 240 object *c_code; /* string */ | |
| 241 object *c_consts; /* list of objects */ | |
| 242 object *c_names; /* list of strings (names) */ | |
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243 object *c_globals; /* dictionary (value=None) */ |
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244 object *c_locals; /* dictionary (value=localID) */ |
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245 object *c_varnames; /* list (inverse of c_locals) */ |
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246 int c_nlocals; /* index of next local */ |
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247 int c_argcount; /* number of top-level arguments */ |
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248 int c_flags; /* same as co_flags */ |
| 69 | 249 int c_nexti; /* index into c_code */ |
| 250 int c_errors; /* counts errors occurred */ | |
| 86 | 251 int c_infunction; /* set when compiling a function */ |
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252 int c_interactive; /* generating code for interactive command */ |
| 86 | 253 int c_loops; /* counts nested loops */ |
|
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254 int c_begin; /* begin of current loop, for 'continue' */ |
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255 int c_block[MAXBLOCKS]; /* stack of block types */ |
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256 int c_nblocks; /* current block stack level */ |
| 86 | 257 char *c_filename; /* filename of current node */ |
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258 char *c_name; /* name of object (e.g. function) */ |
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259 int c_lineno; /* Current line number */ |
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260 #ifdef PRIVATE_NAME_MANGLING |
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261 char *c_private; /* for private name mangling */ |
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262 #endif |
| 69 | 263 }; |
| 264 | |
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265 |
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266 /* Error message including line number */ |
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267 |
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268 static void |
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269 com_error(c, exc, msg) |
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270 struct compiling *c; |
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271 object *exc; |
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272 char *msg; |
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273 { |
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274 int n = strlen(msg); |
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275 object *v; |
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276 char buffer[30]; |
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277 char *s; |
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278 if (c->c_lineno <= 1) { |
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279 /* Unknown line number or single interactive command */ |
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280 err_setstr(exc, msg); |
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281 return; |
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282 } |
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283 sprintf(buffer, " (line %d)", c->c_lineno); |
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284 v = newsizedstringobject((char *)NULL, n + strlen(buffer)); |
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285 if (v == NULL) |
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286 return; /* MemoryError, too bad */ |
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287 s = GETSTRINGVALUE((stringobject *)v); |
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288 strcpy(s, msg); |
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289 strcat(s, buffer); |
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290 err_setval(exc, v); |
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291 DECREF(v); |
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292 c->c_errors++; |
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293 } |
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294 |
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295 |
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296 /* Interface to the block stack */ |
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297 |
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298 static void |
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299 block_push(c, type) |
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300 struct compiling *c; |
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301 int type; |
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302 { |
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303 if (c->c_nblocks >= MAXBLOCKS) { |
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304 com_error(c, SystemError, "too many statically nested blocks"); |
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305 } |
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306 else { |
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307 c->c_block[c->c_nblocks++] = type; |
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308 } |
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309 } |
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310 |
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311 static void |
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312 block_pop(c, type) |
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313 struct compiling *c; |
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314 int type; |
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315 { |
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316 if (c->c_nblocks > 0) |
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317 c->c_nblocks--; |
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318 if (c->c_block[c->c_nblocks] != type && c->c_errors == 0) { |
|
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319 com_error(c, SystemError, "bad block pop"); |
|
317
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320 } |
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321 } |
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322 |
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323 |
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324 /* Prototype forward declarations */ |
|
317
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325 |
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06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
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326 static int com_init PROTO((struct compiling *, char *)); |
| 69 | 327 static void com_free PROTO((struct compiling *)); |
| 328 static void com_done PROTO((struct compiling *)); | |
| 329 static void com_node PROTO((struct compiling *, struct _node *)); | |
|
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330 static void com_factor PROTO((struct compiling *, struct _node *)); |
| 69 | 331 static void com_addbyte PROTO((struct compiling *, int)); |
| 332 static void com_addint PROTO((struct compiling *, int)); | |
| 333 static void com_addoparg PROTO((struct compiling *, int, int)); | |
| 334 static void com_addfwref PROTO((struct compiling *, int, int *)); | |
| 335 static void com_backpatch PROTO((struct compiling *, int)); | |
| 336 static int com_add PROTO((struct compiling *, object *, object *)); | |
| 337 static int com_addconst PROTO((struct compiling *, object *)); | |
| 338 static int com_addname PROTO((struct compiling *, object *)); | |
| 339 static void com_addopname PROTO((struct compiling *, int, node *)); | |
| 482 | 340 static void com_list PROTO((struct compiling *, node *, int)); |
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341 static int com_argdefs PROTO((struct compiling *, node *)); |
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342 static int com_newlocal PROTO((struct compiling *, char *)); |
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343 static codeobject *icompile PROTO((struct _node *, struct compiling *)); |
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344 static codeobject *jcompile PROTO((struct _node *, char *, struct compiling *)); |
| 69 | 345 |
| 346 static int | |
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347 com_init(c, filename) |
| 69 | 348 struct compiling *c; |
| 86 | 349 char *filename; |
| 69 | 350 { |
|
160
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351 if ((c->c_code = newsizedstringobject((char *)NULL, 1000)) == NULL) |
| 69 | 352 goto fail_3; |
| 353 if ((c->c_consts = newlistobject(0)) == NULL) | |
| 354 goto fail_2; | |
| 355 if ((c->c_names = newlistobject(0)) == NULL) | |
| 356 goto fail_1; | |
|
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357 if ((c->c_globals = newdictobject()) == NULL) |
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358 goto fail_0; |
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359 if ((c->c_locals = newdictobject()) == NULL) |
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360 goto fail_00; |
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361 if ((c->c_varnames = newlistobject(0)) == NULL) |
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362 goto fail_000; |
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363 c->c_nlocals = 0; |
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364 c->c_argcount = 0; |
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365 c->c_flags = 0; |
| 69 | 366 c->c_nexti = 0; |
| 367 c->c_errors = 0; | |
| 86 | 368 c->c_infunction = 0; |
|
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* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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369 c->c_interactive = 0; |
| 86 | 370 c->c_loops = 0; |
|
317
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371 c->c_begin = 0; |
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372 c->c_nblocks = 0; |
| 86 | 373 c->c_filename = filename; |
|
1257
1cabc2b6c970
* Changed all copyright messages to include 1993.
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374 c->c_name = "?"; |
|
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375 c->c_lineno = 0; |
| 69 | 376 return 1; |
| 377 | |
|
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378 fail_000: |
|
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379 DECREF(c->c_locals); |
|
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380 fail_00: |
|
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|
381 DECREF(c->c_globals); |
|
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|
382 fail_0: |
|
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|
383 DECREF(c->c_names); |
| 69 | 384 fail_1: |
| 385 DECREF(c->c_consts); | |
| 386 fail_2: | |
| 387 DECREF(c->c_code); | |
| 388 fail_3: | |
| 389 return 0; | |
| 390 } | |
| 391 | |
| 392 static void | |
| 393 com_free(c) | |
| 394 struct compiling *c; | |
| 395 { | |
| 396 XDECREF(c->c_code); | |
| 397 XDECREF(c->c_consts); | |
| 398 XDECREF(c->c_names); | |
|
466
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Implement 'global' and new class syntax.
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399 XDECREF(c->c_globals); |
|
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400 XDECREF(c->c_locals); |
|
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keyword arguments and faster calls
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diff
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|
401 XDECREF(c->c_varnames); |
| 69 | 402 } |
| 403 | |
| 404 static void | |
| 405 com_done(c) | |
| 406 struct compiling *c; | |
| 407 { | |
| 408 if (c->c_code != NULL) | |
| 409 resizestring(&c->c_code, c->c_nexti); | |
| 410 } | |
| 411 | |
| 412 static void | |
| 413 com_addbyte(c, byte) | |
| 414 struct compiling *c; | |
| 415 int byte; | |
| 416 { | |
| 417 int len; | |
|
2844
0261bf5b3819
keyword arguments and faster calls
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|
418 /*fprintf(stderr, "%3d: %3d\n", c->c_nexti, byte);*/ |
| 69 | 419 if (byte < 0 || byte > 255) { |
|
388
31d509e94271
Comment out 'abort()' call.
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diff
changeset
|
420 /* |
| 86 | 421 fprintf(stderr, "XXX compiling bad byte: %d\n", byte); |
|
2052
d7e91437f0a2
Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
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diff
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|
422 fatal("com_addbyte: byte out of range"); |
|
388
31d509e94271
Comment out 'abort()' call.
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|
423 */ |
|
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Added line number to most compile-time error messages.
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|
424 com_error(c, SystemError, "com_addbyte: byte out of range"); |
| 69 | 425 } |
| 426 if (c->c_code == NULL) | |
| 427 return; | |
| 428 len = getstringsize(c->c_code); | |
| 429 if (c->c_nexti >= len) { | |
| 430 if (resizestring(&c->c_code, len+1000) != 0) { | |
| 431 c->c_errors++; | |
| 432 return; | |
| 433 } | |
| 434 } | |
| 435 getstringvalue(c->c_code)[c->c_nexti++] = byte; | |
| 436 } | |
| 437 | |
| 438 static void | |
| 439 com_addint(c, x) | |
| 440 struct compiling *c; | |
| 441 int x; | |
| 442 { | |
|
73
3028acaa56b0
Compile class definitions.
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diff
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|
443 com_addbyte(c, x & 0xff); |
|
3028acaa56b0
Compile class definitions.
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diff
changeset
|
444 com_addbyte(c, x >> 8); /* XXX x should be positive */ |
| 69 | 445 } |
| 446 | |
| 447 static void | |
| 448 com_addoparg(c, op, arg) | |
| 449 struct compiling *c; | |
| 450 int op; | |
| 451 int arg; | |
| 452 { | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
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|
453 if (op == SET_LINENO) |
|
46d736fb9da3
Added line number to most compile-time error messages.
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|
454 c->c_lineno = arg; |
| 69 | 455 com_addbyte(c, op); |
| 456 com_addint(c, arg); | |
| 457 } | |
| 458 | |
| 459 static void | |
| 460 com_addfwref(c, op, p_anchor) | |
| 461 struct compiling *c; | |
| 462 int op; | |
| 463 int *p_anchor; | |
| 464 { | |
| 465 /* Compile a forward reference for backpatching */ | |
| 466 int here; | |
| 467 int anchor; | |
| 468 com_addbyte(c, op); | |
| 469 here = c->c_nexti; | |
| 470 anchor = *p_anchor; | |
| 471 *p_anchor = here; | |
| 472 com_addint(c, anchor == 0 ? 0 : here - anchor); | |
| 473 } | |
| 474 | |
| 475 static void | |
| 476 com_backpatch(c, anchor) | |
| 477 struct compiling *c; | |
| 478 int anchor; /* Must be nonzero */ | |
| 479 { | |
| 480 unsigned char *code = (unsigned char *) getstringvalue(c->c_code); | |
| 481 int target = c->c_nexti; | |
| 482 int dist; | |
| 483 int prev; | |
| 484 for (;;) { | |
| 485 /* Make the JUMP instruction at anchor point to target */ | |
|
73
3028acaa56b0
Compile class definitions.
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diff
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|
486 prev = code[anchor] + (code[anchor+1] << 8); |
|
3028acaa56b0
Compile class definitions.
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diff
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|
487 dist = target - (anchor+2); |
|
3028acaa56b0
Compile class definitions.
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diff
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|
488 code[anchor] = dist & 0xff; |
|
3028acaa56b0
Compile class definitions.
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parents:
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diff
changeset
|
489 code[anchor+1] = dist >> 8; |
| 69 | 490 if (!prev) |
| 491 break; | |
| 492 anchor -= prev; | |
| 493 } | |
| 494 } | |
| 495 | |
| 544 | 496 /* Handle literals and names uniformly */ |
| 69 | 497 |
| 498 static int | |
| 499 com_add(c, list, v) | |
| 500 struct compiling *c; | |
| 501 object *list; | |
| 502 object *v; | |
| 503 { | |
|
73
3028acaa56b0
Compile class definitions.
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diff
changeset
|
504 int n = getlistsize(list); |
|
3028acaa56b0
Compile class definitions.
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diff
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|
505 int i; |
|
3028acaa56b0
Compile class definitions.
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diff
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|
506 for (i = n; --i >= 0; ) { |
|
3028acaa56b0
Compile class definitions.
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diff
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|
507 object *w = getlistitem(list, i); |
|
303
149dd121d0a6
Check for identical types before comparing objects to see if they
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diff
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|
508 if (v->ob_type == w->ob_type && cmpobject(v, w) == 0) |
|
73
3028acaa56b0
Compile class definitions.
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diff
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|
509 return i; |
|
3028acaa56b0
Compile class definitions.
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diff
changeset
|
510 } |
| 69 | 511 if (addlistitem(list, v) != 0) |
| 512 c->c_errors++; | |
|
73
3028acaa56b0
Compile class definitions.
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diff
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|
513 return n; |
| 69 | 514 } |
| 515 | |
| 516 static int | |
| 517 com_addconst(c, v) | |
| 518 struct compiling *c; | |
| 519 object *v; | |
| 520 { | |
| 521 return com_add(c, c->c_consts, v); | |
| 522 } | |
| 523 | |
| 524 static int | |
| 525 com_addname(c, v) | |
| 526 struct compiling *c; | |
| 527 object *v; | |
| 528 { | |
| 529 return com_add(c, c->c_names, v); | |
| 530 } | |
| 531 | |
|
4129
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Name mangling, what the heck!
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diff
changeset
|
532 #ifdef PRIVATE_NAME_MANGLING |
|
eedaa59341b9
Name mangling, what the heck!
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diff
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|
533 static int |
|
eedaa59341b9
Name mangling, what the heck!
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diff
changeset
|
534 com_mangle(c, name, buffer, maxlen) |
|
eedaa59341b9
Name mangling, what the heck!
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|
535 struct compiling *c; |
|
eedaa59341b9
Name mangling, what the heck!
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diff
changeset
|
536 char *name; |
|
eedaa59341b9
Name mangling, what the heck!
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diff
changeset
|
537 char *buffer; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
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diff
changeset
|
538 int maxlen; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
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diff
changeset
|
539 { |
|
4131
6b589334e0e9
Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
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4130
diff
changeset
|
540 /* Name mangling: __private becomes _classname__private. |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
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diff
changeset
|
541 This is independent from how the name is used. */ |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
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diff
changeset
|
542 char *p; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
543 int nlen, plen; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
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diff
changeset
|
544 nlen = strlen(name); |
|
4131
6b589334e0e9
Afterthough: leave both leading underscores in,
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diff
changeset
|
545 if (nlen+2 >= maxlen) |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
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diff
changeset
|
546 return 0; /* Don't mangle __extremely_long_names */ |
|
eedaa59341b9
Name mangling, what the heck!
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diff
changeset
|
547 if (name[nlen-1] == '_' && name[nlen-2] == '_') |
|
eedaa59341b9
Name mangling, what the heck!
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diff
changeset
|
548 return 0; /* Don't mangle __whatever__ */ |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
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diff
changeset
|
549 p = c->c_private; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
550 /* Strip leading underscores from class name */ |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
551 while (*p == '_') |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
552 p++; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
553 if (*p == '\0') |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
554 return 0; /* Don't mangle if class is just underscores */ |
|
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|
555 plen = strlen(p); |
|
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|
556 if (plen + nlen >= maxlen) |
|
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|
557 plen = maxlen-nlen-2; /* Truncate class name if too long */ |
|
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Afterthough: leave both leading underscores in,
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|
558 /* buffer = "_" + p[:plen] + name # i.e. 1+plen+nlen bytes */ |
|
4129
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|
559 buffer[0] = '_'; |
|
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diff
changeset
|
560 strncpy(buffer+1, p, plen); |
|
4131
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diff
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|
561 strcpy(buffer+1+plen, name); |
|
4129
eedaa59341b9
Name mangling, what the heck!
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|
562 /* fprintf(stderr, "mangle %s -> %s\n", name, buffer); */ |
|
eedaa59341b9
Name mangling, what the heck!
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diff
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|
563 return 1; |
|
eedaa59341b9
Name mangling, what the heck!
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parents:
4003
diff
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|
564 } |
|
eedaa59341b9
Name mangling, what the heck!
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|
565 #endif |
|
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|
566 |
| 69 | 567 static void |
|
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|
568 com_addopnamestr(c, op, name) |
| 69 | 569 struct compiling *c; |
| 570 int op; | |
|
2089
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|
571 char *name; |
| 69 | 572 { |
| 573 object *v; | |
| 574 int i; | |
|
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|
575 #ifdef PRIVATE_NAME_MANGLING |
|
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|
576 char buffer[256]; |
|
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|
577 if (name != NULL && name[0] == '_' && name[1] == '_' && |
|
eedaa59341b9
Name mangling, what the heck!
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|
578 c->c_private != NULL && |
|
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Name mangling, what the heck!
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changeset
|
579 com_mangle(c, name, buffer, (int)sizeof(buffer))) |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
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|
580 name = buffer; |
|
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Guido van Rossum <guido@python.org>
parents:
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|
581 #endif |
|
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|
582 if (name == NULL || (v = newstringobject(name)) == NULL) { |
| 69 | 583 c->c_errors++; |
| 584 i = 255; | |
| 585 } | |
| 586 else { | |
| 587 i = com_addname(c, v); | |
| 588 DECREF(v); | |
| 589 } | |
|
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|
590 /* Hack to replace *_NAME opcodes by *_GLOBAL if necessary */ |
|
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|
591 switch (op) { |
|
90cbcb0b97dc
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|
592 case LOAD_NAME: |
|
90cbcb0b97dc
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|
593 case STORE_NAME: |
|
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|
594 case DELETE_NAME: |
|
90cbcb0b97dc
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|
595 if (dictlookup(c->c_globals, name) != NULL) { |
|
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|
596 switch (op) { |
|
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|
597 case LOAD_NAME: op = LOAD_GLOBAL; break; |
|
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|
598 case STORE_NAME: op = STORE_GLOBAL; break; |
|
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|
599 case DELETE_NAME: op = DELETE_GLOBAL; break; |
|
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|
600 } |
|
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|
601 } |
|
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|
602 } |
| 69 | 603 com_addoparg(c, op, i); |
| 604 } | |
| 605 | |
|
2089
53aa51433f7f
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|
606 static void |
|
53aa51433f7f
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|
607 com_addopname(c, op, n) |
|
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diff
changeset
|
608 struct compiling *c; |
|
53aa51433f7f
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|
609 int op; |
|
53aa51433f7f
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|
610 node *n; |
|
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|
611 { |
|
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|
612 char *name; |
|
53aa51433f7f
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|
613 char buffer[1000]; |
|
53aa51433f7f
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changeset
|
614 /* XXX it is possible to write this code without the 1000 |
|
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|
615 chars on the total length of dotted names, I just can't be |
|
53aa51433f7f
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|
616 bothered right now */ |
|
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|
617 if (TYPE(n) == STAR) |
|
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|
618 name = "*"; |
|
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|
619 else if (TYPE(n) == dotted_name) { |
|
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620 char *p = buffer; |
|
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|
621 int i; |
|
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|
622 name = buffer; |
|
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|
623 for (i = 0; i < NCH(n); i += 2) { |
|
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624 char *s = STR(CHILD(n, i)); |
|
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625 if (p + strlen(s) > buffer + (sizeof buffer) - 2) { |
|
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|
626 com_error(c, MemoryError, |
|
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Added line number to most compile-time error messages.
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|
627 "dotted_name too long"); |
|
2367
915fabec64a3
fix typo (== for =) in assignment
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diff
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|
628 name = NULL; |
|
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53aa51433f7f
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|
629 break; |
|
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|
630 } |
|
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|
631 if (p != buffer) |
|
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|
632 *p++ = '.'; |
|
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|
633 strcpy(p, s); |
|
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|
634 p = strchr(p, '\0'); |
|
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|
635 } |
|
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|
636 } |
|
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|
637 else { |
|
53aa51433f7f
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|
638 REQ(n, NAME); |
|
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|
639 name = STR(n); |
|
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|
640 } |
|
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|
641 com_addopnamestr(c, op, name); |
|
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|
642 } |
|
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diff
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|
643 |
| 69 | 644 static object * |
|
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46d736fb9da3
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|
645 parsenumber(co, s) |
|
46d736fb9da3
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|
646 struct compiling *co; |
| 69 | 647 char *s; |
| 648 { | |
|
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* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
649 extern long mystrtol PROTO((const char *, char **, int)); |
|
39a4c15acb32
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|
650 extern unsigned long mystrtoul PROTO((const char *, char **, int)); |
|
39a4c15acb32
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|
651 extern double atof PROTO((const char *)); |
|
466
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|
652 char *end; |
| 69 | 653 long x; |
|
3324
36920bbd81a8
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diff
changeset
|
654 #ifndef WITHOUT_COMPLEX |
|
3766
516490c8192c
Py_complex; and WITHOUT_COMPLEX added to getargs.c
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parents:
3366
diff
changeset
|
655 Py_complex c; |
|
3324
36920bbd81a8
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|
656 int imflag; |
|
36920bbd81a8
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parents:
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diff
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|
657 #endif |
|
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changeset
|
658 |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
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diff
changeset
|
659 errno = 0; |
|
466
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|
660 end = s + strlen(s) - 1; |
|
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changeset
|
661 #ifndef WITHOUT_COMPLEX |
|
3366
c25865884649
only use 'j' for imaginary constants
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3349
diff
changeset
|
662 imflag = *end == 'j' || *end == 'J'; |
|
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|
663 #endif |
| 744 | 664 if (*end == 'l' || *end == 'L') |
|
466
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|
665 return long_scan(s, 0); |
|
617
755bb8efcc2d
Use strtoul() for oct/hex constants.
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584
diff
changeset
|
666 if (s[0] == '0') |
|
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|
667 x = (long) mystrtoul(s, &end, 0); |
|
617
755bb8efcc2d
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diff
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|
668 else |
|
1833
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changeset
|
669 x = mystrtol(s, &end, 0); |
|
176
229168a2fe28
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|
670 if (*end == '\0') { |
|
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|
671 if (errno != 0) { |
|
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46d736fb9da3
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|
672 com_error(co, OverflowError, |
|
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|
673 "integer literal too large"); |
|
176
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diff
changeset
|
674 return NULL; |
|
229168a2fe28
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diff
changeset
|
675 } |
| 69 | 676 return newintobject(x); |
|
176
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|
677 } |
|
1833
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* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
678 /* XXX Huge floats may silently fail */ |
|
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diff
changeset
|
679 #ifndef WITHOUT_COMPLEX |
|
36920bbd81a8
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|
680 if (imflag) { |
|
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diff
changeset
|
681 c.real = 0.; |
|
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changeset
|
682 c.imag = atof(s); |
|
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diff
changeset
|
683 return newcomplexobject(c); |
|
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diff
changeset
|
684 } |
|
36920bbd81a8
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diff
changeset
|
685 else |
|
36920bbd81a8
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|
686 #endif |
|
36920bbd81a8
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diff
changeset
|
687 return newfloatobject(atof(s)); |
| 69 | 688 } |
| 689 | |
| 690 static object * | |
| 691 parsestr(s) | |
| 692 char *s; | |
| 693 { | |
| 694 object *v; | |
| 695 int len; | |
| 696 char *buf; | |
| 697 char *p; | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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changeset
|
698 char *end; |
| 69 | 699 int c; |
|
1364
132602d854d8
Changes to accept double-quoted strings on input.
Guido van Rossum <guido@python.org>
parents:
1354
diff
changeset
|
700 int quote = *s; |
|
132602d854d8
Changes to accept double-quoted strings on input.
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1354
diff
changeset
|
701 if (quote != '\'' && quote != '\"') { |
| 69 | 702 err_badcall(); |
| 703 return NULL; | |
| 704 } | |
| 705 s++; | |
| 706 len = strlen(s); | |
|
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707 if (s[--len] != quote) { |
| 69 | 708 err_badcall(); |
| 709 return NULL; | |
| 710 } | |
|
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711 if (len >= 4 && s[0] == quote && s[1] == quote) { |
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712 s += 2; |
|
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713 len -= 2; |
|
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714 if (s[--len] != quote || s[--len] != quote) { |
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715 err_badcall(); |
|
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716 return NULL; |
|
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717 } |
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718 } |
| 69 | 719 if (strchr(s, '\\') == NULL) |
| 720 return newsizedstringobject(s, len); | |
| 721 v = newsizedstringobject((char *)NULL, len); | |
| 722 p = buf = getstringvalue(v); | |
|
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723 end = s + len; |
|
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|
724 while (s < end) { |
| 69 | 725 if (*s != '\\') { |
| 726 *p++ = *s++; | |
| 727 continue; | |
| 728 } | |
| 729 s++; | |
| 730 switch (*s++) { | |
| 731 /* XXX This assumes ASCII! */ | |
|
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732 case '\n': break; |
| 69 | 733 case '\\': *p++ = '\\'; break; |
| 734 case '\'': *p++ = '\''; break; | |
|
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735 case '\"': *p++ = '\"'; break; |
| 69 | 736 case 'b': *p++ = '\b'; break; |
| 737 case 'f': *p++ = '\014'; break; /* FF */ | |
| 738 case 't': *p++ = '\t'; break; | |
| 739 case 'n': *p++ = '\n'; break; | |
| 740 case 'r': *p++ = '\r'; break; | |
| 741 case 'v': *p++ = '\013'; break; /* VT */ | |
| 742 case 'a': *p++ = '\007'; break; /* BEL, not classic C */ | |
| 743 case '0': case '1': case '2': case '3': | |
| 744 case '4': case '5': case '6': case '7': | |
| 745 c = s[-1] - '0'; | |
| 746 if ('0' <= *s && *s <= '7') { | |
| 747 c = (c<<3) + *s++ - '0'; | |
| 748 if ('0' <= *s && *s <= '7') | |
| 749 c = (c<<3) + *s++ - '0'; | |
| 750 } | |
| 751 *p++ = c; | |
| 752 break; | |
| 753 case 'x': | |
| 2310 | 754 if (isxdigit(Py_CHARMASK(*s))) { |
| 69 | 755 sscanf(s, "%x", &c); |
| 756 *p++ = c; | |
| 757 do { | |
| 758 s++; | |
| 2310 | 759 } while (isxdigit(Py_CHARMASK(*s))); |
| 69 | 760 break; |
| 761 } | |
| 762 /* FALLTHROUGH */ | |
| 763 default: *p++ = '\\'; *p++ = s[-1]; break; | |
| 764 } | |
| 765 } | |
| 766 resizestring(&v, (int)(p - buf)); | |
| 767 return v; | |
| 768 } | |
| 769 | |
|
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|
770 static object * |
|
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|
771 parsestrplus(n) |
|
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772 node *n; |
|
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773 { |
|
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774 object *v; |
|
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|
775 int i; |
|
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776 REQ(CHILD(n, 0), STRING); |
|
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777 if ((v = parsestr(STR(CHILD(n, 0)))) != NULL) { |
|
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|
778 /* String literal concatenation */ |
|
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779 for (i = 1; i < NCH(n) && v != NULL; i++) { |
|
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780 joinstring_decref(&v, parsestr(STR(CHILD(n, i)))); |
|
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781 } |
|
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|
782 } |
|
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|
783 return v; |
|
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|
784 } |
|
53aa51433f7f
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|
785 |
| 69 | 786 static void |
| 787 com_list_constructor(c, n) | |
| 788 struct compiling *c; | |
| 789 node *n; | |
| 790 { | |
| 791 int len; | |
| 792 int i; | |
| 793 if (TYPE(n) != testlist) | |
| 794 REQ(n, exprlist); | |
| 795 /* exprlist: expr (',' expr)* [',']; likewise for testlist */ | |
| 796 len = (NCH(n) + 1) / 2; | |
| 797 for (i = 0; i < NCH(n); i += 2) | |
| 798 com_node(c, CHILD(n, i)); | |
| 799 com_addoparg(c, BUILD_LIST, len); | |
| 800 } | |
| 801 | |
| 802 static void | |
|
317
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|
803 com_dictmaker(c, n) |
|
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804 struct compiling *c; |
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805 node *n; |
|
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806 { |
|
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807 int i; |
|
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808 /* dictmaker: test ':' test (',' test ':' value)* [','] */ |
|
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809 for (i = 0; i+2 < NCH(n); i += 4) { |
|
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810 /* We must arrange things just right for STORE_SUBSCR. |
|
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811 It wants the stack to look like (value) (dict) (key) */ |
|
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812 com_addbyte(c, DUP_TOP); |
|
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|
813 com_node(c, CHILD(n, i+2)); /* value */ |
|
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|
814 com_addbyte(c, ROT_TWO); |
|
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815 com_node(c, CHILD(n, i)); /* key */ |
|
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|
816 com_addbyte(c, STORE_SUBSCR); |
|
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|
817 } |
|
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|
818 } |
|
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|
819 |
|
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|
820 static void |
| 69 | 821 com_atom(c, n) |
| 822 struct compiling *c; | |
| 823 node *n; | |
| 824 { | |
| 825 node *ch; | |
| 826 object *v; | |
| 827 int i; | |
| 828 REQ(n, atom); | |
| 829 ch = CHILD(n, 0); | |
| 830 switch (TYPE(ch)) { | |
| 831 case LPAR: | |
| 832 if (TYPE(CHILD(n, 1)) == RPAR) | |
| 833 com_addoparg(c, BUILD_TUPLE, 0); | |
| 834 else | |
| 835 com_node(c, CHILD(n, 1)); | |
| 836 break; | |
| 837 case LSQB: | |
| 838 if (TYPE(CHILD(n, 1)) == RSQB) | |
| 839 com_addoparg(c, BUILD_LIST, 0); | |
| 840 else | |
| 841 com_list_constructor(c, CHILD(n, 1)); | |
| 842 break; | |
|
317
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|
843 case LBRACE: /* '{' [dictmaker] '}' */ |
| 69 | 844 com_addoparg(c, BUILD_MAP, 0); |
|
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|
845 if (TYPE(CHILD(n, 1)) != RBRACE) |
|
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|
846 com_dictmaker(c, CHILD(n, 1)); |
| 69 | 847 break; |
| 848 case BACKQUOTE: | |
| 849 com_node(c, CHILD(n, 1)); | |
| 850 com_addbyte(c, UNARY_CONVERT); | |
| 851 break; | |
| 852 case NUMBER: | |
|
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|
853 if ((v = parsenumber(c, STR(ch))) == NULL) { |
| 69 | 854 i = 255; |
| 855 } | |
| 856 else { | |
| 857 i = com_addconst(c, v); | |
| 858 DECREF(v); | |
| 859 } | |
| 860 com_addoparg(c, LOAD_CONST, i); | |
| 861 break; | |
| 862 case STRING: | |
|
2089
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|
863 v = parsestrplus(n); |
|
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|
864 if (v == NULL) { |
| 69 | 865 c->c_errors++; |
| 866 i = 255; | |
| 867 } | |
| 868 else { | |
| 869 i = com_addconst(c, v); | |
| 870 DECREF(v); | |
| 871 } | |
| 872 com_addoparg(c, LOAD_CONST, i); | |
| 873 break; | |
| 874 case NAME: | |
| 875 com_addopname(c, LOAD_NAME, ch); | |
| 876 break; | |
| 877 default: | |
| 878 fprintf(stderr, "node type %d\n", TYPE(ch)); | |
|
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|
879 com_error(c, SystemError, "com_atom: unexpected node type"); |
| 69 | 880 } |
| 881 } | |
| 882 | |
| 883 static void | |
| 884 com_slice(c, n, op) | |
| 885 struct compiling *c; | |
| 886 node *n; | |
| 887 int op; | |
| 888 { | |
| 889 if (NCH(n) == 1) { | |
| 890 com_addbyte(c, op); | |
| 891 } | |
| 892 else if (NCH(n) == 2) { | |
| 893 if (TYPE(CHILD(n, 0)) != COLON) { | |
| 894 com_node(c, CHILD(n, 0)); | |
| 895 com_addbyte(c, op+1); | |
| 896 } | |
| 897 else { | |
| 898 com_node(c, CHILD(n, 1)); | |
| 899 com_addbyte(c, op+2); | |
| 900 } | |
| 901 } | |
| 902 else { | |
| 903 com_node(c, CHILD(n, 0)); | |
| 904 com_node(c, CHILD(n, 2)); | |
| 905 com_addbyte(c, op+3); | |
| 906 } | |
| 907 } | |
| 908 | |
|
2813
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|
909 static int |
|
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|
910 com_argument(c, n, inkeywords) |
|
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|
911 struct compiling *c; |
|
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|
912 node *n; /* argument */ |
|
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|
913 int inkeywords; |
|
999b5bdc18ce
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|
914 { |
|
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|
915 node *m; |
|
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|
916 REQ(n, argument); /* [test '='] test; really [ keyword '='] keyword */ |
|
999b5bdc18ce
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|
917 if (NCH(n) == 1) { |
|
999b5bdc18ce
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|
918 if (inkeywords) { |
|
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|
919 com_error(c, SyntaxError, |
|
2813
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|
920 "non-keyword arg after keyword arg"); |
|
999b5bdc18ce
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|
921 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
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|
922 else { |
|
999b5bdc18ce
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|
923 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))
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|
924 } |
|
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|
925 return 0; |
|
999b5bdc18ce
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|
926 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
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|
927 m = n; |
|
999b5bdc18ce
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|
928 do { |
|
999b5bdc18ce
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changeset
|
929 m = CHILD(m, 0); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
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|
930 } while (NCH(m) == 1); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
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|
931 if (TYPE(m) != NAME) { |
|
4315
46d736fb9da3
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|
932 com_error(c, SyntaxError, "keyword can't be an expression"); |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
933 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
934 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
|
935 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
|
936 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
|
937 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
|
938 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
|
939 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
|
940 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
|
941 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
942 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
943 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
|
944 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
|
945 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
946 |
| 69 | 947 static void |
| 948 com_call_function(c, n) | |
| 949 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
|
950 node *n; /* EITHER arglist OR ')' */ |
| 69 | 951 { |
| 952 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>
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diff
changeset
|
953 com_addoparg(c, CALL_FUNCTION, 0); |
| 69 | 954 } |
| 955 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>
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diff
changeset
|
956 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>
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diff
changeset
|
957 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>
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diff
changeset
|
958 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>
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diff
changeset
|
959 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>
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|
960 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>
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diff
changeset
|
961 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:
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diff
changeset
|
962 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>
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|
963 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>
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diff
changeset
|
964 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>
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diff
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|
965 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>
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diff
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|
966 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>
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diff
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|
967 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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diff
changeset
|
968 if (na > 255 || nk > 255) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
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4131
diff
changeset
|
969 com_error(c, SyntaxError, "more than 255 arguments"); |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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diff
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|
970 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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diff
changeset
|
971 com_addoparg(c, CALL_FUNCTION, na | (nk << 8)); |
| 69 | 972 } |
| 973 } | |
| 974 | |
| 975 static void | |
| 976 com_select_member(c, n) | |
| 977 struct compiling *c; | |
| 978 node *n; | |
| 979 { | |
| 980 com_addopname(c, LOAD_ATTR, n); | |
| 981 } | |
| 982 | |
| 983 static void | |
|
3839
22e29b1747e1
Changes for slice and ellipses
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|
984 com_sliceobj(c, n) |
|
22e29b1747e1
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diff
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|
985 struct compiling *c; |
|
22e29b1747e1
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diff
changeset
|
986 node *n; |
|
22e29b1747e1
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Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
987 { |
|
22e29b1747e1
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diff
changeset
|
988 int i=0; |
|
22e29b1747e1
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diff
changeset
|
989 int ns=2; /* number of slice arguments */ |
|
22e29b1747e1
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diff
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|
990 int first_missing=0; |
|
22e29b1747e1
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diff
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|
991 node *ch; |
|
22e29b1747e1
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diff
changeset
|
992 |
|
22e29b1747e1
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diff
changeset
|
993 /* first argument */ |
|
22e29b1747e1
Changes for slice and ellipses
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3766
diff
changeset
|
994 if (TYPE(CHILD(n,i)) == COLON) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
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diff
changeset
|
995 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
22e29b1747e1
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Guido van Rossum <guido@python.org>
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|
996 i++; |
|
22e29b1747e1
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Guido van Rossum <guido@python.org>
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diff
changeset
|
997 } |
|
22e29b1747e1
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Guido van Rossum <guido@python.org>
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3766
diff
changeset
|
998 else { |
|
22e29b1747e1
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Guido van Rossum <guido@python.org>
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3766
diff
changeset
|
999 com_node(c, CHILD(n,i)); |
|
22e29b1747e1
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3766
diff
changeset
|
1000 i++; |
|
22e29b1747e1
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3766
diff
changeset
|
1001 REQ(CHILD(n,i),COLON); |
|
22e29b1747e1
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3766
diff
changeset
|
1002 i++; |
|
22e29b1747e1
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3766
diff
changeset
|
1003 } |
|
22e29b1747e1
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parents:
3766
diff
changeset
|
1004 /* second argument */ |
|
22e29b1747e1
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3766
diff
changeset
|
1005 if (i < NCH(n) && TYPE(CHILD(n,i)) == test) { |
|
22e29b1747e1
Changes for slice and ellipses
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|
1006 com_node(c, CHILD(n,i)); |
|
22e29b1747e1
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diff
changeset
|
1007 i++; |
|
22e29b1747e1
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diff
changeset
|
1008 } |
|
22e29b1747e1
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3766
diff
changeset
|
1009 else com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
22e29b1747e1
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3766
diff
changeset
|
1010 /* remaining arguments */ |
|
22e29b1747e1
Changes for slice and ellipses
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parents:
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changeset
|
1011 for (; i < NCH(n); i++) { |
|
22e29b1747e1
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diff
changeset
|
1012 ns++; |
|
22e29b1747e1
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Guido van Rossum <guido@python.org>
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diff
changeset
|
1013 ch=CHILD(n,i); |
|
22e29b1747e1
Changes for slice and ellipses
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|
1014 REQ(ch, sliceop); |
|
22e29b1747e1
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diff
changeset
|
1015 if (NCH(ch) == 1) { |
|
22e29b1747e1
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diff
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|
1016 /* right argument of ':' missing */ |
|
22e29b1747e1
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diff
changeset
|
1017 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
22e29b1747e1
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|
1018 } |
|
22e29b1747e1
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|
1019 else |
|
22e29b1747e1
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|
1020 com_node(c, CHILD(ch,1)); |
|
22e29b1747e1
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|
1021 } |
|
22e29b1747e1
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diff
changeset
|
1022 com_addoparg(c, BUILD_SLICE, ns); |
|
22e29b1747e1
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|
1023 } |
|
22e29b1747e1
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|
1024 |
|
22e29b1747e1
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changeset
|
1025 static void |
|
22e29b1747e1
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diff
changeset
|
1026 com_subscript(c, n) |
|
22e29b1747e1
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|
1027 struct compiling *c; |
|
22e29b1747e1
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diff
changeset
|
1028 node *n; |
|
22e29b1747e1
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diff
changeset
|
1029 { |
|
22e29b1747e1
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diff
changeset
|
1030 node *ch; |
|
22e29b1747e1
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changeset
|
1031 REQ(n, subscript); |
|
22e29b1747e1
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diff
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|
1032 ch = CHILD(n,0); |
|
22e29b1747e1
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|
1033 /* check for rubber index */ |
|
22e29b1747e1
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changeset
|
1034 if (TYPE(ch) == DOT && TYPE(CHILD(n,1)) == DOT) |
|
22e29b1747e1
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diff
changeset
|
1035 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_Ellipses)); |
|
22e29b1747e1
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diff
changeset
|
1036 else { |
|
22e29b1747e1
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diff
changeset
|
1037 /* check for slice */ |
|
22e29b1747e1
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diff
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|
1038 if ((TYPE(ch) == COLON || NCH(n) > 1)) |
|
22e29b1747e1
Changes for slice and ellipses
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diff
changeset
|
1039 com_sliceobj(c, n); |
|
22e29b1747e1
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diff
changeset
|
1040 else { |
|
22e29b1747e1
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diff
changeset
|
1041 REQ(ch, test); |
|
22e29b1747e1
Changes for slice and ellipses
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diff
changeset
|
1042 com_node(c, ch); |
|
22e29b1747e1
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diff
changeset
|
1043 } |
|
22e29b1747e1
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changeset
|
1044 } |
|
22e29b1747e1
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changeset
|
1045 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
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diff
changeset
|
1046 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
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3766
diff
changeset
|
1047 static void |
|
22e29b1747e1
Changes for slice and ellipses
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parents:
3766
diff
changeset
|
1048 com_subscriptlist(c, n, assigning) |
|
22e29b1747e1
Changes for slice and ellipses
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diff
changeset
|
1049 struct compiling *c; |
|
22e29b1747e1
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Guido van Rossum <guido@python.org>
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diff
changeset
|
1050 node *n; |
|
22e29b1747e1
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diff
changeset
|
1051 int assigning; |
|
22e29b1747e1
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diff
changeset
|
1052 { |
|
22e29b1747e1
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diff
changeset
|
1053 int i, op; |
|
22e29b1747e1
Changes for slice and ellipses
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diff
changeset
|
1054 REQ(n, subscriptlist); |
|
22e29b1747e1
Changes for slice and ellipses
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parents:
3766
diff
changeset
|
1055 /* Check to make backward compatible slice behavior for '[i:j]' */ |
|
22e29b1747e1
Changes for slice and ellipses
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diff
changeset
|
1056 if (NCH(n) == 1) { |
|
22e29b1747e1
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diff
changeset
|
1057 node *sub = CHILD(n, 0); /* subscript */ |
|
22e29b1747e1
Changes for slice and ellipses
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diff
changeset
|
1058 /* Make it is a simple slice. |
|
22e29b1747e1
Changes for slice and ellipses
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diff
changeset
|
1059 should have exactly one colon. */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1060 if ((TYPE(CHILD(sub, 0)) == COLON |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1061 || (NCH(sub) > 1 && TYPE(CHILD(sub, 1)) == COLON)) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1062 && (TYPE(CHILD(sub,NCH(sub)-1)) != sliceop)) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1063 if (assigning == OP_APPLY) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1064 op = SLICE; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1065 else |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1066 op = ((assigning == OP_ASSIGN) ? STORE_SLICE : DELETE_SLICE); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1067 com_slice(c, sub, op); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1068 return; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1069 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1070 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1071 /* Else normal subscriptlist. Compile each subscript. */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1072 for (i = 0; i < NCH(n); i += 2) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1073 com_subscript(c, CHILD(n, i)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1074 /* Put multiple subscripts into a tuple */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1075 if (NCH(n) > 1) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1076 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
|
1077 if (assigning == OP_APPLY) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1078 op = BINARY_SUBSCR; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1079 else |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1080 op = ((assigning == OP_ASSIGN) ? STORE_SUBSCR : DELETE_SUBSCR); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1081 com_addbyte(c, op); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1082 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1083 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1084 static void |
| 69 | 1085 com_apply_trailer(c, n) |
| 1086 struct compiling *c; | |
| 1087 node *n; | |
| 1088 { | |
| 1089 REQ(n, trailer); | |
| 1090 switch (TYPE(CHILD(n, 0))) { | |
| 1091 case LPAR: | |
| 1092 com_call_function(c, CHILD(n, 1)); | |
| 1093 break; | |
| 1094 case DOT: | |
| 1095 com_select_member(c, CHILD(n, 1)); | |
| 1096 break; | |
| 1097 case LSQB: | |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1098 com_subscriptlist(c, CHILD(n, 1), OP_APPLY); |
| 69 | 1099 break; |
| 1100 default: | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1101 com_error(c, SystemError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1102 "com_apply_trailer: unknown trailer type"); |
| 69 | 1103 } |
| 1104 } | |
| 1105 | |
| 1106 static void | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1107 com_power(c, n) |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1108 struct compiling *c; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1109 node *n; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1110 { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1111 int i; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1112 REQ(n, power); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1113 com_atom(c, CHILD(n, 0)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1114 for (i = 1; i < NCH(n); i++) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1115 if (TYPE(CHILD(n, i)) == DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1116 com_factor(c, CHILD(n, i+1)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1117 com_addbyte(c, BINARY_POWER); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1118 break; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1119 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1120 else |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1121 com_apply_trailer(c, CHILD(n, i)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1122 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1123 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1124 |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1125 static void |
| 69 | 1126 com_factor(c, n) |
| 1127 struct compiling *c; | |
| 1128 node *n; | |
| 1129 { | |
| 1130 REQ(n, factor); | |
| 1131 if (TYPE(CHILD(n, 0)) == PLUS) { | |
| 1132 com_factor(c, CHILD(n, 1)); | |
| 1133 com_addbyte(c, UNARY_POSITIVE); | |
| 1134 } | |
| 1135 else if (TYPE(CHILD(n, 0)) == MINUS) { | |
| 1136 com_factor(c, CHILD(n, 1)); | |
| 1137 com_addbyte(c, UNARY_NEGATIVE); | |
| 1138 } | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1139 else if (TYPE(CHILD(n, 0)) == TILDE) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1140 com_factor(c, CHILD(n, 1)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1141 com_addbyte(c, UNARY_INVERT); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1142 } |
| 69 | 1143 else { |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1144 com_power(c, CHILD(n, 0)); |
| 69 | 1145 } |
| 1146 } | |
| 1147 | |
| 1148 static void | |
| 1149 com_term(c, n) | |
| 1150 struct compiling *c; | |
| 1151 node *n; | |
| 1152 { | |
| 1153 int i; | |
| 1154 int op; | |
| 1155 REQ(n, term); | |
| 1156 com_factor(c, CHILD(n, 0)); | |
| 1157 for (i = 2; i < NCH(n); i += 2) { | |
| 1158 com_factor(c, CHILD(n, i)); | |
| 1159 switch (TYPE(CHILD(n, i-1))) { | |
| 1160 case STAR: | |
| 1161 op = BINARY_MULTIPLY; | |
| 1162 break; | |
| 1163 case SLASH: | |
| 1164 op = BINARY_DIVIDE; | |
| 1165 break; | |
| 1166 case PERCENT: | |
| 1167 op = BINARY_MODULO; | |
| 1168 break; | |
| 1169 default: | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1170 com_error(c, SystemError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1171 "com_term: operator not *, / or %"); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1172 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1173 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1174 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1175 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1176 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1177 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1178 static void |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1179 com_arith_expr(c, n) |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1180 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1181 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1182 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1183 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1184 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1185 REQ(n, arith_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1186 com_term(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1187 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1188 com_term(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1189 switch (TYPE(CHILD(n, i-1))) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1190 case PLUS: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1191 op = BINARY_ADD; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1192 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1193 case MINUS: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1194 op = BINARY_SUBTRACT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1195 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1196 default: |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1197 com_error(c, SystemError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1198 "com_arith_expr: operator not + or -"); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1199 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1200 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1201 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1202 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1203 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1204 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1205 static void |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1206 com_shift_expr(c, n) |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1207 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1208 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1209 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1210 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1211 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1212 REQ(n, shift_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1213 com_arith_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1214 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1215 com_arith_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1216 switch (TYPE(CHILD(n, i-1))) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1217 case LEFTSHIFT: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1218 op = BINARY_LSHIFT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1219 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1220 case RIGHTSHIFT: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1221 op = BINARY_RSHIFT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1222 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1223 default: |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1224 com_error(c, SystemError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1225 "com_shift_expr: operator not << or >>"); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1226 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1227 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1228 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1229 } |
|
b5fe6482072f
Added shift and mask ops.
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|
1230 } |
|
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diff
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|
1231 |
|
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diff
changeset
|
1232 static void |
|
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diff
changeset
|
1233 com_and_expr(c, n) |
|
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388
diff
changeset
|
1234 struct compiling *c; |
|
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388
diff
changeset
|
1235 node *n; |
|
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388
diff
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|
1236 { |
|
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388
diff
changeset
|
1237 int i; |
|
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388
diff
changeset
|
1238 int op; |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1239 REQ(n, and_expr); |
|
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Added shift and mask ops.
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diff
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|
1240 com_shift_expr(c, CHILD(n, 0)); |
|
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Added shift and mask ops.
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diff
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|
1241 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
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diff
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|
1242 com_shift_expr(c, CHILD(n, i)); |
|
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diff
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|
1243 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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|
1244 op = BINARY_AND; |
|
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Added shift and mask ops.
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diff
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|
1245 } |
|
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diff
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|
1246 else { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
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4131
diff
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|
1247 com_error(c, SystemError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
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4131
diff
changeset
|
1248 "com_and_expr: operator not &"); |
|
409
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1249 op = 255; |
|
b5fe6482072f
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388
diff
changeset
|
1250 } |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1251 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1252 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1253 } |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1254 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1255 static void |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1256 com_xor_expr(c, n) |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1257 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1258 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1259 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1260 int i; |
|
b5fe6482072f
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Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1261 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1262 REQ(n, xor_expr); |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1263 com_and_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
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|
1264 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1265 com_and_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1266 if (TYPE(CHILD(n, i-1)) == CIRCUMFLEX) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1267 op = BINARY_XOR; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1268 } |
|
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Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
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|
1269 else { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1270 com_error(c, SystemError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1271 "com_xor_expr: operator not ^"); |
| 69 | 1272 op = 255; |
| 1273 } | |
| 1274 com_addbyte(c, op); | |
| 1275 } | |
| 1276 } | |
| 1277 | |
| 1278 static void | |
| 1279 com_expr(c, n) | |
| 1280 struct compiling *c; | |
| 1281 node *n; | |
| 1282 { | |
| 1283 int i; | |
| 1284 int op; | |
| 1285 REQ(n, expr); | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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diff
changeset
|
1286 com_xor_expr(c, CHILD(n, 0)); |
| 69 | 1287 for (i = 2; i < NCH(n); i += 2) { |
|
409
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1288 com_xor_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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diff
changeset
|
1289 if (TYPE(CHILD(n, i-1)) == VBAR) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1290 op = BINARY_OR; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1291 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1292 else { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
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parents:
4131
diff
changeset
|
1293 com_error(c, SystemError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1294 "com_expr: expr operator not |"); |
| 69 | 1295 op = 255; |
| 1296 } | |
| 1297 com_addbyte(c, op); | |
| 1298 } | |
| 1299 } | |
| 1300 | |
| 1301 static enum cmp_op | |
| 1302 cmp_type(n) | |
| 1303 node *n; | |
| 1304 { | |
| 1305 REQ(n, comp_op); | |
|
388
31d509e94271
Comment out 'abort()' call.
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parents:
336
diff
changeset
|
1306 /* comp_op: '<' | '>' | '=' | '>=' | '<=' | '<>' | '!=' | '==' |
| 69 | 1307 | 'in' | 'not' 'in' | 'is' | 'is' not' */ |
| 1308 if (NCH(n) == 1) { | |
| 1309 n = CHILD(n, 0); | |
| 1310 switch (TYPE(n)) { | |
| 1311 case LESS: return LT; | |
| 1312 case GREATER: return GT; | |
|
388
31d509e94271
Comment out 'abort()' call.
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diff
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|
1313 case EQEQUAL: /* == */ |
| 69 | 1314 case EQUAL: return EQ; |
|
388
31d509e94271
Comment out 'abort()' call.
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336
diff
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|
1315 case LESSEQUAL: return LE; |
|
31d509e94271
Comment out 'abort()' call.
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diff
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|
1316 case GREATEREQUAL: return GE; |
|
31d509e94271
Comment out 'abort()' call.
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diff
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|
1317 case NOTEQUAL: return NE; /* <> or != */ |
| 69 | 1318 case NAME: if (strcmp(STR(n), "in") == 0) return IN; |
| 1319 if (strcmp(STR(n), "is") == 0) return IS; | |
| 1320 } | |
| 1321 } | |
| 1322 else if (NCH(n) == 2) { | |
| 1323 switch (TYPE(CHILD(n, 0))) { | |
| 1324 case NAME: if (strcmp(STR(CHILD(n, 1)), "in") == 0) | |
| 1325 return NOT_IN; | |
| 1326 if (strcmp(STR(CHILD(n, 0)), "is") == 0) | |
| 1327 return IS_NOT; | |
| 1328 } | |
| 1329 } | |
| 1330 return BAD; | |
| 1331 } | |
| 1332 | |
| 1333 static void | |
| 1334 com_comparison(c, n) | |
| 1335 struct compiling *c; | |
| 1336 node *n; | |
| 1337 { | |
| 1338 int i; | |
| 1339 enum cmp_op op; | |
| 1340 int anchor; | |
| 1341 REQ(n, comparison); /* comparison: expr (comp_op expr)* */ | |
| 1342 com_expr(c, CHILD(n, 0)); | |
| 1343 if (NCH(n) == 1) | |
| 1344 return; | |
| 1345 | |
| 1346 /**************************************************************** | |
| 1347 The following code is generated for all but the last | |
| 1348 comparison in a chain: | |
| 1349 | |
| 1350 label: on stack: opcode: jump to: | |
| 1351 | |
| 1352 a <code to load b> | |
| 1353 a, b DUP_TOP | |
| 1354 a, b, b ROT_THREE | |
| 1355 b, a, b COMPARE_OP | |
| 1356 b, 0-or-1 JUMP_IF_FALSE L1 | |
| 1357 b, 1 POP_TOP | |
| 1358 b | |
| 1359 | |
| 1360 We are now ready to repeat this sequence for the next | |
| 1361 comparison in the chain. | |
| 1362 | |
| 1363 For the last we generate: | |
| 1364 | |
| 1365 b <code to load c> | |
| 1366 b, c COMPARE_OP | |
| 1367 0-or-1 | |
| 1368 | |
| 1369 If there were any jumps to L1 (i.e., there was more than one | |
| 1370 comparison), we generate: | |
| 1371 | |
| 1372 0-or-1 JUMP_FORWARD L2 | |
| 1373 L1: b, 0 ROT_TWO | |
| 1374 0, b POP_TOP | |
| 1375 0 | |
| 1376 L2: | |
| 1377 ****************************************************************/ | |
| 1378 | |
| 1379 anchor = 0; | |
| 1380 | |
| 1381 for (i = 2; i < NCH(n); i += 2) { | |
| 1382 com_expr(c, CHILD(n, i)); | |
| 1383 if (i+2 < NCH(n)) { | |
| 1384 com_addbyte(c, DUP_TOP); | |
| 1385 com_addbyte(c, ROT_THREE); | |
| 1386 } | |
| 1387 op = cmp_type(CHILD(n, i-1)); | |
| 1388 if (op == BAD) { | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1389 com_error(c, SystemError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1390 "com_comparison: unknown comparison op"); |
| 69 | 1391 } |
| 1392 com_addoparg(c, COMPARE_OP, op); | |
| 1393 if (i+2 < NCH(n)) { | |
| 1394 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1395 com_addbyte(c, POP_TOP); | |
| 1396 } | |
| 1397 } | |
| 1398 | |
| 1399 if (anchor) { | |
| 1400 int anchor2 = 0; | |
| 1401 com_addfwref(c, JUMP_FORWARD, &anchor2); | |
| 1402 com_backpatch(c, anchor); | |
| 1403 com_addbyte(c, ROT_TWO); | |
| 1404 com_addbyte(c, POP_TOP); | |
| 1405 com_backpatch(c, anchor2); | |
| 1406 } | |
| 1407 } | |
| 1408 | |
| 1409 static void | |
| 1410 com_not_test(c, n) | |
| 1411 struct compiling *c; | |
| 1412 node *n; | |
| 1413 { | |
| 1414 REQ(n, not_test); /* 'not' not_test | comparison */ | |
| 1415 if (NCH(n) == 1) { | |
| 1416 com_comparison(c, CHILD(n, 0)); | |
| 1417 } | |
| 1418 else { | |
| 1419 com_not_test(c, CHILD(n, 1)); | |
| 1420 com_addbyte(c, UNARY_NOT); | |
| 1421 } | |
| 1422 } | |
| 1423 | |
| 1424 static void | |
| 1425 com_and_test(c, n) | |
| 1426 struct compiling *c; | |
| 1427 node *n; | |
| 1428 { | |
| 1429 int i; | |
| 1430 int anchor; | |
| 1431 REQ(n, and_test); /* not_test ('and' not_test)* */ | |
| 1432 anchor = 0; | |
| 1433 i = 0; | |
| 1434 for (;;) { | |
| 1435 com_not_test(c, CHILD(n, i)); | |
| 1436 if ((i += 2) >= NCH(n)) | |
| 1437 break; | |
| 1438 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1439 com_addbyte(c, POP_TOP); | |
| 1440 } | |
| 1441 if (anchor) | |
| 1442 com_backpatch(c, anchor); | |
| 1443 } | |
| 1444 | |
| 1445 static void | |
| 1446 com_test(c, n) | |
| 1447 struct compiling *c; | |
| 1448 node *n; | |
| 1449 { | |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1450 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
|
1451 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
|
1452 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
|
1453 int i; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1454 int ndefs = com_argdefs(c, CHILD(n, 0)); |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
1455 v = (object *) icompile(CHILD(n, 0), c); |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1456 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
|
1457 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
|
1458 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
|
1459 } |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1460 else { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1461 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
|
1462 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
|
1463 } |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1464 com_addoparg(c, LOAD_CONST, i); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1465 com_addoparg(c, MAKE_FUNCTION, ndefs); |
| 69 | 1466 } |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1467 else { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1468 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
|
1469 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
|
1470 for (;;) { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1471 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
|
1472 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
|
1473 break; |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1474 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
|
1475 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
|
1476 } |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1477 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
|
1478 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
|
1479 } |
| 69 | 1480 } |
| 1481 | |
| 1482 static void | |
| 482 | 1483 com_list(c, n, toplevel) |
| 69 | 1484 struct compiling *c; |
| 1485 node *n; | |
| 482 | 1486 int toplevel; /* If nonzero, *always* build a tuple */ |
| 69 | 1487 { |
| 1488 /* exprlist: expr (',' expr)* [',']; likewise for testlist */ | |
| 482 | 1489 if (NCH(n) == 1 && !toplevel) { |
| 69 | 1490 com_node(c, CHILD(n, 0)); |
| 1491 } | |
| 1492 else { | |
| 1493 int i; | |
| 1494 int len; | |
| 1495 len = (NCH(n) + 1) / 2; | |
| 1496 for (i = 0; i < NCH(n); i += 2) | |
| 1497 com_node(c, CHILD(n, i)); | |
| 1498 com_addoparg(c, BUILD_TUPLE, len); | |
| 1499 } | |
| 1500 } | |
| 1501 | |
| 1502 | |
| 1503 /* Begin of assignment compilation */ | |
| 1504 | |
| 1505 static void com_assign_name PROTO((struct compiling *, node *, int)); | |
| 1506 static void com_assign PROTO((struct compiling *, node *, int)); | |
| 1507 | |
| 1508 static void | |
| 1509 com_assign_attr(c, n, assigning) | |
| 1510 struct compiling *c; | |
| 1511 node *n; | |
| 1512 int assigning; | |
| 1513 { | |
| 1514 com_addopname(c, assigning ? STORE_ATTR : DELETE_ATTR, n); | |
| 1515 } | |
| 1516 | |
| 1517 static void | |
| 1518 com_assign_trailer(c, n, assigning) | |
| 1519 struct compiling *c; | |
| 1520 node *n; | |
| 1521 int assigning; | |
| 1522 { | |
| 1523 REQ(n, trailer); | |
| 1524 switch (TYPE(CHILD(n, 0))) { | |
| 1525 case LPAR: /* '(' [exprlist] ')' */ | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1526 com_error(c, SyntaxError, "can't assign to function call"); |
| 69 | 1527 break; |
| 1528 case DOT: /* '.' NAME */ | |
| 1529 com_assign_attr(c, CHILD(n, 1), assigning); | |
| 1530 break; | |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1531 case LSQB: /* '[' subscriptlist ']' */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1532 com_subscriptlist(c, CHILD(n, 1), assigning); |
| 69 | 1533 break; |
| 1534 default: | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1535 com_error(c, SystemError, "unknown trailer type"); |
| 69 | 1536 } |
| 1537 } | |
| 1538 | |
| 1539 static void | |
| 1540 com_assign_tuple(c, n, assigning) | |
| 1541 struct compiling *c; | |
| 1542 node *n; | |
| 1543 int assigning; | |
| 1544 { | |
| 1545 int i; | |
| 1546 if (TYPE(n) != testlist) | |
| 1547 REQ(n, exprlist); | |
| 1548 if (assigning) | |
| 1549 com_addoparg(c, UNPACK_TUPLE, (NCH(n)+1)/2); | |
| 1550 for (i = 0; i < NCH(n); i += 2) | |
| 1551 com_assign(c, CHILD(n, i), assigning); | |
| 1552 } | |
| 1553 | |
| 1554 static void | |
| 1555 com_assign_list(c, n, assigning) | |
| 1556 struct compiling *c; | |
| 1557 node *n; | |
| 1558 int assigning; | |
| 1559 { | |
| 1560 int i; | |
| 1561 if (assigning) | |
| 1562 com_addoparg(c, UNPACK_LIST, (NCH(n)+1)/2); | |
| 1563 for (i = 0; i < NCH(n); i += 2) | |
| 1564 com_assign(c, CHILD(n, i), assigning); | |
| 1565 } | |
| 1566 | |
| 1567 static void | |
| 1568 com_assign_name(c, n, assigning) | |
| 1569 struct compiling *c; | |
| 1570 node *n; | |
| 1571 int assigning; | |
| 1572 { | |
| 1573 REQ(n, NAME); | |
| 1574 com_addopname(c, assigning ? STORE_NAME : DELETE_NAME, n); | |
| 1575 } | |
| 1576 | |
| 1577 static void | |
| 1578 com_assign(c, n, assigning) | |
| 1579 struct compiling *c; | |
| 1580 node *n; | |
| 1581 int assigning; | |
| 1582 { | |
| 1583 /* Loop to avoid trivial recursion */ | |
| 1584 for (;;) { | |
| 1585 switch (TYPE(n)) { | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1586 |
| 69 | 1587 case exprlist: |
| 1588 case testlist: | |
| 1589 if (NCH(n) > 1) { | |
| 1590 com_assign_tuple(c, n, assigning); | |
| 1591 return; | |
| 1592 } | |
| 1593 n = CHILD(n, 0); | |
| 1594 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1595 |
| 69 | 1596 case test: |
| 1597 case and_test: | |
| 1598 case not_test: | |
| 1599 case comparison: | |
| 1600 case expr: | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1601 case xor_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1602 case and_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1603 case shift_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1604 case arith_expr: |
| 69 | 1605 case term: |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1606 case factor: |
| 69 | 1607 if (NCH(n) > 1) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1608 com_error(c, SyntaxError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1609 "can't assign to operator"); |
| 69 | 1610 return; |
| 1611 } | |
| 1612 n = CHILD(n, 0); | |
| 1613 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1614 |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1615 case power: /* atom trailer* ('**' power)* */ |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1616 /* ('+'|'-'|'~') factor | atom trailer* */ |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1617 if (TYPE(CHILD(n, 0)) != atom) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1618 com_error(c, SyntaxError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1619 "can't assign to operator"); |
| 69 | 1620 return; |
| 1621 } | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1622 if (NCH(n) > 1) { /* trailer or exponent present */ |
| 69 | 1623 int i; |
| 1624 com_node(c, CHILD(n, 0)); | |
| 1625 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
|
1626 if (TYPE(CHILD(n, i)) == DOUBLESTAR) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1627 com_error(c, SyntaxError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1628 "can't assign to operator"); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1629 return; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1630 } |
| 69 | 1631 com_apply_trailer(c, CHILD(n, i)); |
| 1632 } /* NB i is still alive */ | |
| 1633 com_assign_trailer(c, | |
| 1634 CHILD(n, i), assigning); | |
| 1635 return; | |
| 1636 } | |
| 1637 n = CHILD(n, 0); | |
| 1638 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1639 |
| 69 | 1640 case atom: |
| 1641 switch (TYPE(CHILD(n, 0))) { | |
| 1642 case LPAR: | |
| 1643 n = CHILD(n, 1); | |
| 1644 if (TYPE(n) == RPAR) { | |
| 1645 /* XXX Should allow () = () ??? */ | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1646 com_error(c, SyntaxError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1647 "can't assign to ()"); |
| 69 | 1648 return; |
| 1649 } | |
| 1650 break; | |
| 1651 case LSQB: | |
| 1652 n = CHILD(n, 1); | |
| 1653 if (TYPE(n) == RSQB) { | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1654 com_error(c, SyntaxError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1655 "can't assign to []"); |
| 69 | 1656 return; |
| 1657 } | |
| 1658 com_assign_list(c, n, assigning); | |
| 1659 return; | |
| 1660 case NAME: | |
| 1661 com_assign_name(c, CHILD(n, 0), assigning); | |
| 1662 return; | |
| 1663 default: | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1664 com_error(c, SyntaxError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1665 "can't assign to literal"); |
| 69 | 1666 return; |
| 1667 } | |
| 1668 break; | |
|
3963
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
1669 |
|
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
1670 case lambdef: |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1671 com_error(c, SyntaxError, "can't assign to lambda"); |
|
3963
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
1672 return; |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1673 |
| 69 | 1674 default: |
| 1675 fprintf(stderr, "node type %d\n", TYPE(n)); | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1676 com_error(c, SystemError, "com_assign: bad node"); |
| 69 | 1677 return; |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1678 |
| 69 | 1679 } |
| 1680 } | |
| 1681 } | |
| 1682 | |
| 1683 static void | |
| 1684 com_expr_stmt(c, n) | |
| 1685 struct compiling *c; | |
| 1686 node *n; | |
| 1687 { | |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1688 REQ(n, expr_stmt); /* testlist ('=' testlist)* */ |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1689 com_node(c, CHILD(n, NCH(n)-1)); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1690 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
|
1691 if (c->c_interactive) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1692 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
|
1693 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1694 com_addbyte(c, POP_TOP); |
| 69 | 1695 } |
| 1696 else { | |
| 1697 int i; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1698 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
|
1699 if (i+2 < NCH(n)-2) |
| 69 | 1700 com_addbyte(c, DUP_TOP); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1701 com_assign(c, CHILD(n, i), OP_ASSIGN); |
| 69 | 1702 } |
| 1703 } | |
| 1704 } | |
| 1705 | |
| 1706 static void | |
| 1707 com_print_stmt(c, n) | |
| 1708 struct compiling *c; | |
| 1709 node *n; | |
| 1710 { | |
| 1711 int i; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1712 REQ(n, print_stmt); /* 'print' (test ',')* [test] */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1713 for (i = 1; i < NCH(n); i += 2) { |
| 69 | 1714 com_node(c, CHILD(n, i)); |
| 1715 com_addbyte(c, PRINT_ITEM); | |
| 1716 } | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1717 if (TYPE(CHILD(n, NCH(n)-1)) != COMMA) |
| 69 | 1718 com_addbyte(c, PRINT_NEWLINE); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1719 /* XXX Alternatively, LOAD_CONST '\n' and then PRINT_ITEM */ |
| 69 | 1720 } |
| 1721 | |
| 1722 static void | |
| 1723 com_return_stmt(c, n) | |
| 1724 struct compiling *c; | |
| 1725 node *n; | |
| 1726 { | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1727 REQ(n, return_stmt); /* 'return' [testlist] */ |
| 86 | 1728 if (!c->c_infunction) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1729 com_error(c, SyntaxError, "'return' outside function"); |
| 86 | 1730 } |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1731 if (NCH(n) < 2) |
| 69 | 1732 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 1733 else | |
| 1734 com_node(c, CHILD(n, 1)); | |
| 1735 com_addbyte(c, RETURN_VALUE); | |
| 1736 } | |
| 1737 | |
| 1738 static void | |
| 1739 com_raise_stmt(c, n) | |
| 1740 struct compiling *c; | |
| 1741 node *n; | |
| 1742 { | |
|
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
|
1743 REQ(n, raise_stmt); /* 'raise' test [',' test [',' test]] */ |
| 69 | 1744 com_node(c, CHILD(n, 1)); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1745 if (NCH(n) > 3) { |
| 69 | 1746 com_node(c, CHILD(n, 3)); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1747 if (NCH(n) > 5) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1748 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
|
1749 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1750 com_addoparg(c, RAISE_VARARGS, NCH(n)/2); |
| 69 | 1751 } |
| 1752 | |
| 1753 static void | |
| 1754 com_import_stmt(c, n) | |
| 1755 struct compiling *c; | |
| 1756 node *n; | |
| 1757 { | |
| 1758 int i; | |
| 1759 REQ(n, import_stmt); | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1760 /* 'import' dotted_name (',' dotted_name)* | |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1761 'from' dotted_name 'import' ('*' | NAME (',' NAME)*) */ |
| 69 | 1762 if (STR(CHILD(n, 0))[0] == 'f') { |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1763 /* 'from' dotted_name 'import' ... */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1764 REQ(CHILD(n, 1), dotted_name); |
| 69 | 1765 com_addopname(c, IMPORT_NAME, CHILD(n, 1)); |
| 1766 for (i = 3; i < NCH(n); i += 2) | |
| 1767 com_addopname(c, IMPORT_FROM, CHILD(n, i)); | |
| 1768 com_addbyte(c, POP_TOP); | |
| 1769 } | |
| 1770 else { | |
|
73
3028acaa56b0
Compile class definitions.
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parents:
69
diff
changeset
|
1771 /* 'import' ... */ |
| 69 | 1772 for (i = 1; i < NCH(n); i += 2) { |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1773 REQ(CHILD(n, i), dotted_name); |
| 69 | 1774 com_addopname(c, IMPORT_NAME, CHILD(n, i)); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1775 com_addopname(c, STORE_NAME, CHILD(CHILD(n, i), 0)); |
| 69 | 1776 } |
| 1777 } | |
| 1778 } | |
| 1779 | |
| 1780 static void | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1781 com_global_stmt(c, n) |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1782 struct compiling *c; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1783 node *n; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1784 { |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1785 int i; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1786 REQ(n, global_stmt); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1787 /* 'global' NAME (',' NAME)* */ |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1788 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
|
1789 char *s = STR(CHILD(n, i)); |
|
4130
7b84dae97ee8
Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents:
4129
diff
changeset
|
1790 #ifdef PRIVATE_NAME_MANGLING |
|
7b84dae97ee8
Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents:
4129
diff
changeset
|
1791 char buffer[256]; |
|
7b84dae97ee8
Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents:
4129
diff
changeset
|
1792 if (s != NULL && s[0] == '_' && s[1] == '_' && |
|
7b84dae97ee8
Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents:
4129
diff
changeset
|
1793 c->c_private != NULL && |
|
7b84dae97ee8
Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents:
4129
diff
changeset
|
1794 com_mangle(c, s, buffer, (int)sizeof(buffer))) |
|
7b84dae97ee8
Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents:
4129
diff
changeset
|
1795 s = buffer; |
|
7b84dae97ee8
Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents:
4129
diff
changeset
|
1796 #endif |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1797 if (dictlookup(c->c_locals, s) != NULL) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1798 com_error(c, SyntaxError, "name is local and global"); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1799 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1800 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
|
1801 c->c_errors++; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1802 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1803 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1804 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1805 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1806 com_newlocal_o(c, nameval) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1807 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1808 object *nameval; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1809 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1810 int i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1811 object *ival; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1812 if (getlistsize(c->c_varnames) != c->c_nlocals) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1813 /* 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
|
1814 if (c->c_errors == 0) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1815 com_error(c, SystemError, "mixed up var name/index"); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1816 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1817 return 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1818 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1819 ival = newintobject(i = c->c_nlocals++); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1820 if (ival == NULL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1821 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1822 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
|
1823 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1824 else if (addlistitem(c->c_varnames, nameval) != 0) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1825 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1826 XDECREF(ival); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1827 return i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1828 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1829 |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1830 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1831 com_addlocal_o(c, nameval) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1832 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1833 object *nameval; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1834 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1835 object *ival = mappinglookup(c->c_locals, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1836 if (ival != NULL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1837 return getintvalue(ival); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1838 return com_newlocal_o(c, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1839 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1840 |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1841 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1842 com_newlocal(c, name) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1843 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1844 char *name; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1845 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1846 object *nameval = newstringobject(name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1847 int i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1848 if (nameval == NULL) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1849 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1850 return 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1851 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1852 i = com_newlocal_o(c, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1853 DECREF(nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1854 return i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1855 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1856 |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1857 #define strequ(a, b) (strcmp((a), (b)) == 0) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1858 |
|
4003
138fa15a1032
Disable support for access statement
Guido van Rossum <guido@python.org>
parents:
3963
diff
changeset
|
1859 #ifdef SUPPORT_OBSOLETE_ACCESS |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1860 static void |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1861 com_access_stmt(c, n) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1862 struct compiling *c; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1863 node *n; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1864 { |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1865 int i, j, k, mode, imode; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1866 object *vmode; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1867 REQ(n, access_stmt); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1868 /* 'access' NAME (',' NAME)* ':' accesstype (',' accesstype)* |
|
9fed5726a36d
Several changes in one:
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parents:
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diff
changeset
|
1869 accesstype: NAME+ */ |
|
9fed5726a36d
Several changes in one:
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parents:
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diff
changeset
|
1870 |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1871 /* Find where the colon is */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1872 i = 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1873 while (TYPE(CHILD(n,i-1)) != COLON) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1874 i += 1; |
|
9fed5726a36d
Several changes in one:
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parents:
1262
diff
changeset
|
1875 |
|
9fed5726a36d
Several changes in one:
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parents:
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diff
changeset
|
1876 /* Calculate the mode mask */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1877 mode = 0; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1878 for (j = i; j < NCH(n); j += 2) { |
|
1289
4d292c7857d4
Access checks now work, at least for instance data (not for methods
Guido van Rossum <guido@python.org>
parents:
1288
diff
changeset
|
1879 int r = 0, w = 0, p = 0; |
|
4d292c7857d4
Access checks now work, at least for instance data (not for methods
Guido van Rossum <guido@python.org>
parents:
1288
diff
changeset
|
1880 for (k = 0; k < NCH(CHILD(n,j)); k++) { |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1881 if (strequ(STR(CHILD(CHILD(n,j),k)), "public")) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1882 p = 0; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1883 else if (strequ(STR(CHILD(CHILD(n,j),k)), "protected")) |
|
9fed5726a36d
Several changes in one:
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parents:
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diff
changeset
|
1884 p = 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1885 else if (strequ(STR(CHILD(CHILD(n,j),k)), "private")) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1886 p = 2; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1887 else if (strequ(STR(CHILD(CHILD(n,j),k)), "read")) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1888 r = 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1889 else if (strequ(STR(CHILD(CHILD(n,j),k)), "write")) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1890 w = 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1891 else /* XXX should make this an exception */ |
|
9fed5726a36d
Several changes in one:
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parents:
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diff
changeset
|
1892 fprintf(stderr, "bad access type %s\n", |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1893 STR(CHILD(CHILD(n,j),k))); |
|
9fed5726a36d
Several changes in one:
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parents:
1262
diff
changeset
|
1894 } |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1895 if (r == 0 && w == 0) |
|
1289
4d292c7857d4
Access checks now work, at least for instance data (not for methods
Guido van Rossum <guido@python.org>
parents:
1288
diff
changeset
|
1896 r = w = 1; |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1897 if (p == 0) { |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1898 if (r == 1) mode |= AC_R_PUBLIC; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1899 if (w == 1) mode |= AC_W_PUBLIC; |
|
9fed5726a36d
Several changes in one:
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1900 } else if (p == 1) { |
|
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|
1901 if (r == 1) mode |= AC_R_PROTECTED; |
|
9fed5726a36d
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|
1902 if (w == 1) mode |= AC_W_PROTECTED; |
|
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|
1903 } else { |
|
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|
1904 if (r == 1) mode |= AC_R_PRIVATE; |
|
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1905 if (w == 1) mode |= AC_W_PRIVATE; |
|
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|
1906 } |
|
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|
1907 } |
|
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|
1908 vmode = newintobject((long)mode); |
|
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|
1909 imode = com_addconst(c, vmode); |
|
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|
1910 XDECREF(vmode); |
|
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|
1911 for (i = 1; TYPE(CHILD(n,i-1)) != COLON; i+=2) { |
|
9fed5726a36d
Several changes in one:
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|
1912 com_addoparg(c, LOAD_CONST, imode); |
|
9fed5726a36d
Several changes in one:
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diff
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|
1913 com_addopname(c, ACCESS_MODE, CHILD(n, i)); |
|
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Several changes in one:
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|
1914 } |
|
4003
138fa15a1032
Disable support for access statement
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diff
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|
1915 } |
|
3166
938c433c876a
disable code generation for access statement
Guido van Rossum <guido@python.org>
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|
1916 #endif |
|
1288
9fed5726a36d
Several changes in one:
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|
1917 |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
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diff
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|
1918 static void |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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|
1919 com_exec_stmt(c, n) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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|
1920 struct compiling *c; |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
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|
1921 node *n; |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
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|
1922 { |
|
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* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
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|
1923 REQ(n, exec_stmt); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
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1319
diff
changeset
|
1924 /* exec_stmt: 'exec' expr ['in' expr [',' expr]] */ |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
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|
1925 com_node(c, CHILD(n, 1)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
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|
1926 if (NCH(n) >= 4) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
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1319
diff
changeset
|
1927 com_node(c, CHILD(n, 3)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
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|
1928 else |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
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|
1929 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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|
1930 if (NCH(n) >= 6) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
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|
1931 com_node(c, CHILD(n, 5)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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1319
diff
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|
1932 else |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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parents:
1319
diff
changeset
|
1933 com_addbyte(c, DUP_TOP); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
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|
1934 com_addbyte(c, EXEC_STMT); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
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|
1935 } |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1936 |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1937 static void |
| 69 | 1938 com_if_stmt(c, n) |
| 1939 struct compiling *c; | |
| 1940 node *n; | |
| 1941 { | |
| 1942 int i; | |
| 1943 int anchor = 0; | |
| 1944 REQ(n, if_stmt); | |
| 1945 /*'if' test ':' suite ('elif' test ':' suite)* ['else' ':' suite] */ | |
| 1946 for (i = 0; i+3 < NCH(n); i+=4) { | |
| 1947 int a = 0; | |
| 86 | 1948 node *ch = CHILD(n, i+1); |
| 1949 if (i > 0) | |
| 1950 com_addoparg(c, SET_LINENO, ch->n_lineno); | |
| 69 | 1951 com_node(c, CHILD(n, i+1)); |
| 1952 com_addfwref(c, JUMP_IF_FALSE, &a); | |
| 1953 com_addbyte(c, POP_TOP); | |
| 1954 com_node(c, CHILD(n, i+3)); | |
| 1955 com_addfwref(c, JUMP_FORWARD, &anchor); | |
| 1956 com_backpatch(c, a); | |
| 1957 com_addbyte(c, POP_TOP); | |
| 1958 } | |
| 1959 if (i+2 < NCH(n)) | |
| 1960 com_node(c, CHILD(n, i+2)); | |
| 1961 com_backpatch(c, anchor); | |
| 1962 } | |
| 1963 | |
| 1964 static void | |
| 1965 com_while_stmt(c, n) | |
| 1966 struct compiling *c; | |
| 1967 node *n; | |
| 1968 { | |
| 1969 int break_anchor = 0; | |
| 1970 int anchor = 0; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1971 int save_begin = c->c_begin; |
| 69 | 1972 REQ(n, while_stmt); /* 'while' test ':' suite ['else' ':' suite] */ |
| 1973 com_addfwref(c, SETUP_LOOP, &break_anchor); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1974 block_push(c, SETUP_LOOP); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1975 c->c_begin = c->c_nexti; |
| 86 | 1976 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 1977 com_node(c, CHILD(n, 1)); |
| 1978 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1979 com_addbyte(c, POP_TOP); | |
| 86 | 1980 c->c_loops++; |
| 69 | 1981 com_node(c, CHILD(n, 3)); |
| 86 | 1982 c->c_loops--; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1983 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1984 c->c_begin = save_begin; |
| 69 | 1985 com_backpatch(c, anchor); |
| 1986 com_addbyte(c, POP_TOP); | |
| 1987 com_addbyte(c, POP_BLOCK); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1988 block_pop(c, SETUP_LOOP); |
| 69 | 1989 if (NCH(n) > 4) |
| 1990 com_node(c, CHILD(n, 6)); | |
| 1991 com_backpatch(c, break_anchor); | |
| 1992 } | |
| 1993 | |
| 1994 static void | |
| 1995 com_for_stmt(c, n) | |
| 1996 struct compiling *c; | |
| 1997 node *n; | |
| 1998 { | |
| 1999 object *v; | |
| 2000 int break_anchor = 0; | |
| 2001 int anchor = 0; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2002 int save_begin = c->c_begin; |
| 69 | 2003 REQ(n, for_stmt); |
| 2004 /* 'for' exprlist 'in' exprlist ':' suite ['else' ':' suite] */ | |
| 2005 com_addfwref(c, SETUP_LOOP, &break_anchor); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2006 block_push(c, SETUP_LOOP); |
| 69 | 2007 com_node(c, CHILD(n, 3)); |
| 2008 v = newintobject(0L); | |
| 2009 if (v == NULL) | |
| 2010 c->c_errors++; | |
| 2011 com_addoparg(c, LOAD_CONST, com_addconst(c, v)); | |
| 2012 XDECREF(v); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2013 c->c_begin = c->c_nexti; |
| 86 | 2014 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 2015 com_addfwref(c, FOR_LOOP, &anchor); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
2016 com_assign(c, CHILD(n, 1), OP_ASSIGN); |
| 86 | 2017 c->c_loops++; |
| 69 | 2018 com_node(c, CHILD(n, 5)); |
| 86 | 2019 c->c_loops--; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2020 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2021 c->c_begin = save_begin; |
| 69 | 2022 com_backpatch(c, anchor); |
| 2023 com_addbyte(c, POP_BLOCK); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2024 block_pop(c, SETUP_LOOP); |
| 69 | 2025 if (NCH(n) > 8) |
| 2026 com_node(c, CHILD(n, 8)); | |
| 2027 com_backpatch(c, break_anchor); | |
| 2028 } | |
| 2029 | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2030 /* Code generated for "try: S finally: Sf" is as follows: |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2031 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2032 SETUP_FINALLY L |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2033 <code for S> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2034 POP_BLOCK |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2035 LOAD_CONST <nil> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2036 L: <code for Sf> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2037 END_FINALLY |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2038 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2039 The special instructions use the block stack. Each block |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2040 stack entry contains the instruction that created it (here |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2041 SETUP_FINALLY), the level of the value stack at the time the |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2042 block stack entry was created, and a label (here L). |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2043 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2044 SETUP_FINALLY: |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2045 Pushes the current value stack level and the label |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2046 onto the block stack. |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2047 POP_BLOCK: |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2048 Pops en entry from the block stack, and pops the value |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2049 stack until its level is the same as indicated on the |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2050 block stack. (The label is ignored.) |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2051 END_FINALLY: |
| 86 | 2052 Pops a variable number of entries from the *value* stack |
| 2053 and re-raises the exception they specify. The number of | |
| 2054 entries popped depends on the (pseudo) exception type. | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2055 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2056 The block stack is unwound when an exception is raised: |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2057 when a SETUP_FINALLY entry is found, the exception is pushed |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2058 onto the value stack (and the exception condition is cleared), |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2059 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
|
2060 stack. |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2061 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2062 Code generated for "try: S except E1, V1: S1 except E2, V2: S2 ...": |
| 86 | 2063 (The contents of the value stack is shown in [], with the top |
| 2064 at the right; 'tb' is trace-back info, 'val' the exception's | |
| 2065 associated value, and 'exc' the exception.) | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2066 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2067 Value stack Label Instruction Argument |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2068 [] SETUP_EXCEPT L1 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2069 [] <code for S> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2070 [] POP_BLOCK |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2071 [] JUMP_FORWARD L0 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2072 |
| 86 | 2073 [tb, val, exc] L1: DUP ) |
| 2074 [tb, val, exc, exc] <evaluate E1> ) | |
| 2075 [tb, val, exc, exc, E1] COMPARE_OP EXC_MATCH ) only if E1 | |
| 2076 [tb, val, exc, 1-or-0] JUMP_IF_FALSE L2 ) | |
| 2077 [tb, val, exc, 1] POP ) | |
| 2078 [tb, val, exc] POP | |
| 2079 [tb, val] <assign to V1> (or POP if no V1) | |
| 2080 [tb] POP | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2081 [] <code for S1> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2082 JUMP_FORWARD L0 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2083 |
| 86 | 2084 [tb, val, exc, 0] L2: POP |
| 2085 [tb, val, exc] DUP | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2086 .............................etc....................... |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2087 |
| 86 | 2088 [tb, val, exc, 0] Ln+1: POP |
| 2089 [tb, val, exc] END_FINALLY # re-raise exception | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2090 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2091 [] L0: <next statement> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2092 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2093 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
|
2094 */ |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2095 |
| 69 | 2096 static void |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2097 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
|
2098 struct compiling *c; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2099 node *n; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2100 { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2101 int except_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2102 int end_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2103 int else_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2104 int i; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2105 node *ch; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2106 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2107 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
|
2108 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
|
2109 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
|
2110 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
|
2111 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
|
2112 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
|
2113 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
|
2114 for (i = 3; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2115 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
|
2116 i += 3) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2117 /* 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
|
2118 if (except_anchor == 0) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2119 com_error(c, SyntaxError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2120 "default 'except:' must be last"); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2121 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2122 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2123 except_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2124 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
|
2125 if (NCH(ch) > 1) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2126 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
|
2127 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
|
2128 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
|
2129 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
|
2130 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
|
2131 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2132 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
|
2133 if (NCH(ch) > 3) |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
2134 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
|
2135 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2136 com_addbyte(c, POP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2137 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
|
2138 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
|
2139 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
|
2140 if (except_anchor) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2141 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
|
2142 com_addbyte(c, POP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2143 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2144 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2145 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
|
2146 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
|
2147 if (i < NCH(n)) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2148 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
|
2149 com_backpatch(c, end_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2150 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2151 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2152 static void |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2153 com_try_finally(c, n) |
| 69 | 2154 struct compiling *c; |
| 2155 node *n; | |
| 2156 { | |
| 2157 int finally_anchor = 0; | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2158 node *ch; |
|
792
dc3b455f7632
Only * can be used for varargs argument lists
Guido van Rossum <guido@python.org>
parents:
744
diff
changeset
|
2159 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2160 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
|
2161 block_push(c, SETUP_FINALLY); |
| 69 | 2162 com_node(c, CHILD(n, 2)); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2163 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
|
2164 block_pop(c, SETUP_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2165 block_push(c, END_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2166 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2167 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
|
2168 ch = CHILD(n, NCH(n)-1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2169 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
|
2170 com_node(c, ch); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2171 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
|
2172 block_pop(c, END_FINALLY); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2173 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2174 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2175 static void |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2176 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
|
2177 struct compiling *c; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2178 node *n; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2179 { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2180 REQ(n, try_stmt); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2181 /* 'try' ':' suite (except_clause ':' suite)+ ['else' ':' suite] |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2182 | 'try' ':' suite 'finally' ':' suite */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2183 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
|
2184 com_try_finally(c, n); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2185 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2186 com_try_except(c, n); |
| 69 | 2187 } |
| 2188 | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2189 static object * |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2190 get_docstring(n) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2191 node *n; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2192 { |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2193 int i; |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2194 |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2195 switch (TYPE(n)) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2196 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2197 case suite: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2198 if (NCH(n) == 1) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2199 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2200 else { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2201 for (i = 0; i < NCH(n); i++) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2202 node *ch = CHILD(n, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2203 if (TYPE(ch) == stmt) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2204 return get_docstring(ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2205 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2206 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2207 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2208 |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2209 case file_input: |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2210 for (i = 0; i < NCH(n); i++) { |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2211 node *ch = CHILD(n, i); |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2212 if (TYPE(ch) == stmt) |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2213 return get_docstring(ch); |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2214 } |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2215 break; |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2216 |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2217 case stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2218 case simple_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2219 case small_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2220 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2221 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2222 case expr_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2223 case testlist: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2224 case test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2225 case and_test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2226 case not_test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2227 case comparison: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2228 case expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2229 case xor_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2230 case and_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2231 case shift_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2232 case arith_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2233 case term: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2234 case factor: |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2235 case power: |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2236 if (NCH(n) == 1) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2237 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2238 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2239 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2240 case atom: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2241 if (TYPE(CHILD(n, 0)) == STRING) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2242 return parsestrplus(n); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2243 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2244 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2245 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2246 return NULL; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2247 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2248 |
| 69 | 2249 static void |
| 2250 com_suite(c, n) | |
| 2251 struct compiling *c; | |
| 2252 node *n; | |
| 2253 { | |
| 2254 REQ(n, suite); | |
| 2255 /* simple_stmt | NEWLINE INDENT NEWLINE* (stmt NEWLINE*)+ DEDENT */ | |
| 2256 if (NCH(n) == 1) { | |
| 2257 com_node(c, CHILD(n, 0)); | |
| 2258 } | |
| 2259 else { | |
| 2260 int i; | |
| 2261 for (i = 0; i < NCH(n); i++) { | |
| 2262 node *ch = CHILD(n, i); | |
| 2263 if (TYPE(ch) == stmt) | |
| 2264 com_node(c, ch); | |
| 2265 } | |
| 2266 } | |
| 2267 } | |
| 2268 | |
| 744 | 2269 /* ARGSUSED */ |
| 69 | 2270 static void |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2271 com_continue_stmt(c, n) |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2272 struct compiling *c; |
| 744 | 2273 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
|
2274 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2275 int i = c->c_nblocks; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2276 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
|
2277 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2278 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2279 else { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2280 com_error(c, SyntaxError, "'continue' not properly in loop"); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2281 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2282 /* XXX Could allow it inside a 'finally' clause |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2283 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
|
2284 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2285 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2286 static int |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2287 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
|
2288 struct compiling *c; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2289 node *n; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2290 { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2291 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
|
2292 if (TYPE(n) == lambdef) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2293 /* lambdef: 'lambda' [varargslist] ':' test */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2294 n = CHILD(n, 1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2295 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2296 else { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2297 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
|
2298 n = CHILD(n, 2); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2299 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
|
2300 n = CHILD(n, 1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2301 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2302 if (TYPE(n) != varargslist) |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2303 return 0; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2304 /* varargslist: |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2305 (fpdef ['=' test] ',')* '*' ....... | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2306 fpdef ['=' test] (',' fpdef ['=' test])* [','] */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2307 nch = NCH(n); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2308 nargs = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2309 ndefs = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2310 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
|
2311 int t; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2312 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
|
2313 break; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2314 nargs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2315 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2316 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
|
2317 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
|
2318 else |
|
e51e17b2d88b
fix bug with missing default for last arg (discovered by Tommy Burnette)
Guido van Rossum <guido@python.org>
parents:
2844
diff
changeset
|
2319 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
|
2320 if (t == EQUAL) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2321 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2322 ndefs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2323 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
|
2324 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2325 if (i >= nch) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2326 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2327 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
|
2328 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2329 else { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2330 /* 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
|
2331 if (ndefs) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2332 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
|
2333 com_addconst(c, None)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2334 ndefs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2335 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2336 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2337 if (t != COMMA) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2338 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2339 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2340 return ndefs; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2341 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2342 |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2343 static void |
| 69 | 2344 com_funcdef(c, n) |
| 2345 struct compiling *c; | |
| 2346 node *n; | |
| 2347 { | |
| 2348 object *v; | |
| 2349 REQ(n, funcdef); /* funcdef: 'def' NAME parameters ':' suite */ | |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2350 v = (object *)icompile(n, c); |
| 69 | 2351 if (v == NULL) |
| 2352 c->c_errors++; | |
| 2353 else { | |
| 2354 int i = com_addconst(c, v); | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2355 int ndefs = com_argdefs(c, n); |
| 69 | 2356 com_addoparg(c, LOAD_CONST, i); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2357 com_addoparg(c, MAKE_FUNCTION, ndefs); |
| 69 | 2358 com_addopname(c, STORE_NAME, CHILD(n, 1)); |
| 2359 DECREF(v); | |
| 2360 } | |
| 2361 } | |
| 2362 | |
| 2363 static void | |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2364 com_bases(c, n) |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2365 struct compiling *c; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2366 node *n; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2367 { |
| 744 | 2368 int i; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2369 REQ(n, testlist); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2370 /* testlist: test (',' test)* [','] */ |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2371 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
|
2372 com_node(c, CHILD(n, i)); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2373 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
|
2374 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2375 |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2376 static void |
| 69 | 2377 com_classdef(c, n) |
| 2378 struct compiling *c; | |
| 2379 node *n; | |
| 2380 { | |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2381 int i; |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2382 object *v; |
| 69 | 2383 REQ(n, classdef); |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2384 /* classdef: class NAME ['(' testlist ')'] ':' suite */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2385 if ((v = newstringobject(STR(CHILD(n, 1)))) == NULL) { |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2386 c->c_errors++; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2387 return; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2388 } |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2389 /* Push the class name on the stack */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2390 i = com_addconst(c, v); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2391 com_addoparg(c, LOAD_CONST, i); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2392 DECREF(v); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2393 /* Push the tuple of base classes on the stack */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2394 if (TYPE(CHILD(n, 2)) != LPAR) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2395 com_addoparg(c, BUILD_TUPLE, 0); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2396 else |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2397 com_bases(c, CHILD(n, 3)); |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2398 v = (object *)icompile(n, c); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2399 if (v == NULL) |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2400 c->c_errors++; |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2401 else { |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2402 i = com_addconst(c, v); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2403 com_addoparg(c, LOAD_CONST, i); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2404 com_addoparg(c, MAKE_FUNCTION, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2405 com_addoparg(c, CALL_FUNCTION, 0); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2406 com_addbyte(c, BUILD_CLASS); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2407 com_addopname(c, STORE_NAME, CHILD(n, 1)); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2408 DECREF(v); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2409 } |
| 69 | 2410 } |
| 2411 | |
| 2412 static void | |
| 2413 com_node(c, n) | |
| 2414 struct compiling *c; | |
| 2415 node *n; | |
| 2416 { | |
| 2417 switch (TYPE(n)) { | |
| 2418 | |
| 2419 /* Definition nodes */ | |
| 2420 | |
| 2421 case funcdef: | |
| 2422 com_funcdef(c, n); | |
| 2423 break; | |
| 2424 case classdef: | |
| 2425 com_classdef(c, n); | |
| 2426 break; | |
| 2427 | |
| 2428 /* Trivial parse tree nodes */ | |
| 2429 | |
| 2430 case stmt: | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2431 case small_stmt: |
| 86 | 2432 case flow_stmt: |
| 2433 com_node(c, CHILD(n, 0)); | |
| 2434 break; | |
| 2435 | |
| 69 | 2436 case simple_stmt: |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2437 /* small_stmt (';' small_stmt)* [';'] NEWLINE */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2438 com_addoparg(c, SET_LINENO, n->n_lineno); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2439 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2440 int i; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2441 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
|
2442 com_node(c, CHILD(n, i)); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2443 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2444 break; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2445 |
| 69 | 2446 case compound_stmt: |
| 86 | 2447 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 2448 com_node(c, CHILD(n, 0)); |
| 2449 break; | |
| 2450 | |
| 2451 /* Statement nodes */ | |
| 2452 | |
| 2453 case expr_stmt: | |
| 2454 com_expr_stmt(c, n); | |
| 2455 break; | |
| 2456 case print_stmt: | |
| 2457 com_print_stmt(c, n); | |
| 2458 break; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2459 case del_stmt: /* 'del' exprlist */ |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
2460 com_assign(c, CHILD(n, 1), OP_DELETE); |
| 69 | 2461 break; |
| 2462 case pass_stmt: | |
| 2463 break; | |
| 2464 case break_stmt: | |
| 86 | 2465 if (c->c_loops == 0) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2466 com_error(c, SyntaxError, "'break' outside loop"); |
| 86 | 2467 } |
| 69 | 2468 com_addbyte(c, BREAK_LOOP); |
| 2469 break; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2470 case continue_stmt: |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2471 com_continue_stmt(c, n); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2472 break; |
| 69 | 2473 case return_stmt: |
| 2474 com_return_stmt(c, n); | |
| 2475 break; | |
| 2476 case raise_stmt: | |
| 2477 com_raise_stmt(c, n); | |
| 2478 break; | |
| 2479 case import_stmt: | |
| 2480 com_import_stmt(c, n); | |
| 2481 break; | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2482 case global_stmt: |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2483 com_global_stmt(c, n); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2484 break; |
|
4003
138fa15a1032
Disable support for access statement
Guido van Rossum <guido@python.org>
parents:
3963
diff
changeset
|
2485 #ifdef SUPPORT_OBSOLETE_ACCESS |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2486 case access_stmt: |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2487 com_access_stmt(c, n); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2488 break; |
|
4003
138fa15a1032
Disable support for access statement
Guido van Rossum <guido@python.org>
parents:
3963
diff
changeset
|
2489 #endif |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2490 case exec_stmt: |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2491 com_exec_stmt(c, n); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2492 break; |
| 69 | 2493 case if_stmt: |
| 2494 com_if_stmt(c, n); | |
| 2495 break; | |
| 2496 case while_stmt: | |
| 2497 com_while_stmt(c, n); | |
| 2498 break; | |
| 2499 case for_stmt: | |
| 2500 com_for_stmt(c, n); | |
| 2501 break; | |
| 2502 case try_stmt: | |
| 2503 com_try_stmt(c, n); | |
| 2504 break; | |
| 2505 case suite: | |
| 2506 com_suite(c, n); | |
| 2507 break; | |
| 2508 | |
| 2509 /* Expression nodes */ | |
| 2510 | |
| 2511 case testlist: | |
| 482 | 2512 com_list(c, n, 0); |
| 69 | 2513 break; |
| 2514 case test: | |
| 2515 com_test(c, n); | |
| 2516 break; | |
| 2517 case and_test: | |
| 2518 com_and_test(c, n); | |
| 2519 break; | |
| 2520 case not_test: | |
| 2521 com_not_test(c, n); | |
| 2522 break; | |
| 2523 case comparison: | |
| 2524 com_comparison(c, n); | |
| 2525 break; | |
| 2526 case exprlist: | |
| 482 | 2527 com_list(c, n, 0); |
| 69 | 2528 break; |
| 2529 case expr: | |
| 2530 com_expr(c, n); | |
| 2531 break; | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2532 case xor_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2533 com_xor_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2534 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2535 case and_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2536 com_and_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2537 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2538 case shift_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2539 com_shift_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2540 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2541 case arith_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2542 com_arith_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2543 break; |
| 69 | 2544 case term: |
| 2545 com_term(c, n); | |
| 2546 break; | |
| 2547 case factor: | |
| 2548 com_factor(c, n); | |
| 2549 break; | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2550 case power: |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2551 com_power(c, n); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2552 break; |
| 69 | 2553 case atom: |
| 2554 com_atom(c, n); | |
| 2555 break; | |
| 2556 | |
| 2557 default: | |
| 2558 fprintf(stderr, "node type %d\n", TYPE(n)); | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2559 com_error(c, SystemError, "com_node: unexpected node type"); |
| 69 | 2560 } |
| 2561 } | |
| 2562 | |
| 2563 static void com_fplist PROTO((struct compiling *, node *)); | |
| 2564 | |
| 2565 static void | |
| 2566 com_fpdef(c, n) | |
| 2567 struct compiling *c; | |
| 2568 node *n; | |
| 2569 { | |
| 2570 REQ(n, fpdef); /* fpdef: NAME | '(' fplist ')' */ | |
| 2571 if (TYPE(CHILD(n, 0)) == LPAR) | |
| 2572 com_fplist(c, CHILD(n, 1)); | |
| 2573 else | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2574 com_addoparg(c, STORE_FAST, com_newlocal(c, STR(CHILD(n, 0)))); |
| 69 | 2575 } |
| 2576 | |
| 2577 static void | |
| 2578 com_fplist(c, n) | |
| 2579 struct compiling *c; | |
| 2580 node *n; | |
| 2581 { | |
| 544 | 2582 REQ(n, fplist); /* fplist: fpdef (',' fpdef)* [','] */ |
| 69 | 2583 if (NCH(n) == 1) { |
| 2584 com_fpdef(c, CHILD(n, 0)); | |
| 2585 } | |
| 2586 else { | |
| 2587 int i; | |
| 2588 com_addoparg(c, UNPACK_TUPLE, (NCH(n)+1)/2); | |
| 2589 for (i = 0; i < NCH(n); i += 2) | |
| 2590 com_fpdef(c, CHILD(n, i)); | |
| 2591 } | |
| 2592 } | |
| 2593 | |
| 2594 static void | |
| 584 | 2595 com_arglist(c, n) |
| 2596 struct compiling *c; | |
| 2597 node *n; | |
| 2598 { | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2599 int nch, i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2600 int complex = 0; |
| 584 | 2601 REQ(n, varargslist); |
|
617
755bb8efcc2d
Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents:
584
diff
changeset
|
2602 /* varargslist: |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2603 (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
|
2604 nch = NCH(n); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2605 /* 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
|
2606 for (i = 0; i < nch; i++) { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2607 node *ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2608 node *fp; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2609 char *name; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2610 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
|
2611 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2612 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2613 fp = CHILD(ch, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2614 if (TYPE(fp) == NAME) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2615 name = STR(fp); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2616 else { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2617 name = ""; |
|
3766
516490c8192c
Py_complex; and WITHOUT_COMPLEX added to getargs.c
Guido van Rossum <guido@python.org>
parents:
3366
diff
changeset
|
2618 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
|
2619 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2620 com_newlocal(c, name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2621 c->c_argcount++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2622 if (++i >= nch) |
| 584 | 2623 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2624 ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2625 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
|
2626 i += 2; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2627 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2628 REQ(ch, COMMA); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2629 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2630 /* Handle *arguments */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2631 if (i < nch) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2632 node *ch; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2633 ch = CHILD(n, i); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2634 if (TYPE(ch) != DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2635 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2636 ch = CHILD(n, i+1); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2637 if (TYPE(ch) == NAME) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2638 c->c_flags |= CO_VARARGS; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2639 i += 3; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2640 com_newlocal(c, STR(ch)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2641 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2642 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2643 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2644 /* Handle **keywords */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2645 if (i < nch) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2646 node *ch; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2647 ch = CHILD(n, i); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2648 if (TYPE(ch) != DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2649 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2650 ch = CHILD(n, i+1); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2651 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2652 ch = CHILD(n, i+2); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2653 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2654 else |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2655 ch = CHILD(n, i+1); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2656 REQ(ch, NAME); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2657 c->c_flags |= CO_VARKEYWORDS; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2658 com_newlocal(c, STR(ch)); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2659 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2660 if (complex) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2661 /* Generate code for complex arguments only after |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2662 having counted the simple arguments */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2663 int ilocal = 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2664 for (i = 0; i < nch; i++) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2665 node *ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2666 node *fp; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2667 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
|
2668 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2669 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2670 fp = CHILD(ch, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2671 if (TYPE(fp) != NAME) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2672 com_addoparg(c, LOAD_FAST, ilocal); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2673 com_fpdef(c, ch); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2674 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2675 ilocal++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2676 if (++i >= nch) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2677 break; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2678 ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2679 if (TYPE(ch) == EQUAL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2680 i += 2; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2681 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2682 REQ(ch, COMMA); |
| 584 | 2683 } |
| 2684 } | |
| 2685 } | |
| 2686 | |
| 2687 static void | |
| 69 | 2688 com_file_input(c, n) |
| 2689 struct compiling *c; | |
| 2690 node *n; | |
| 2691 { | |
| 2692 int i; | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2693 object *doc; |
| 69 | 2694 REQ(n, file_input); /* (NEWLINE | stmt)* ENDMARKER */ |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2695 doc = get_docstring(n); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2696 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2697 int i = com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2698 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2699 com_addoparg(c, LOAD_CONST, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2700 com_addopnamestr(c, STORE_NAME, "__doc__"); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2701 } |
| 69 | 2702 for (i = 0; i < NCH(n); i++) { |
| 2703 node *ch = CHILD(n, i); | |
| 2704 if (TYPE(ch) != ENDMARKER && TYPE(ch) != NEWLINE) | |
| 2705 com_node(c, ch); | |
| 2706 } | |
| 2707 } | |
| 2708 | |
| 2709 /* Top-level compile-node interface */ | |
| 2710 | |
| 2711 static void | |
| 2712 compile_funcdef(c, n) | |
| 2713 struct compiling *c; | |
| 2714 node *n; | |
| 2715 { | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2716 object *doc; |
| 69 | 2717 node *ch; |
| 2718 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
|
2719 c->c_name = STR(CHILD(n, 1)); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2720 doc = get_docstring(CHILD(n, 4)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2721 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2722 (void) com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2723 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2724 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2725 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2726 (void) com_addconst(c, None); /* No docstring */ |
| 584 | 2727 ch = CHILD(n, 2); /* parameters: '(' [varargslist] ')' */ |
| 2728 ch = CHILD(ch, 1); /* ')' | varargslist */ | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2729 if (TYPE(ch) == varargslist) |
| 584 | 2730 com_arglist(c, ch); |
| 86 | 2731 c->c_infunction = 1; |
| 69 | 2732 com_node(c, CHILD(n, 4)); |
| 86 | 2733 c->c_infunction = 0; |
| 69 | 2734 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2735 com_addbyte(c, RETURN_VALUE); | |
| 2736 } | |
| 2737 | |
| 2738 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
|
2739 compile_lambdef(c, n) |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2740 struct compiling *c; |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2741 node *n; |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2742 { |
|
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
|
2743 node *ch; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2744 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
|
2745 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
|
2746 |
|
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
2747 ch = CHILD(n, 1); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2748 (void) com_addconst(c, None); /* No docstring */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2749 if (TYPE(ch) == varargslist) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2750 com_arglist(c, ch); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2751 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
|
2752 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2753 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2754 ch = CHILD(n, 2); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2755 com_node(c, ch); |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2756 com_addbyte(c, RETURN_VALUE); |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2757 } |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2758 |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2759 static void |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2760 compile_classdef(c, n) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2761 struct compiling *c; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2762 node *n; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2763 { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2764 node *ch; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2765 object *doc; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2766 REQ(n, classdef); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2767 /* classdef: 'class' NAME ['(' testlist ')'] ':' suite */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2768 c->c_name = STR(CHILD(n, 1)); |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2769 #ifdef PRIVATE_NAME_MANGLING |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2770 c->c_private = c->c_name; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2771 #endif |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2772 ch = CHILD(n, NCH(n)-1); /* The suite */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2773 doc = get_docstring(ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2774 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2775 int i = com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2776 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2777 com_addoparg(c, LOAD_CONST, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2778 com_addopnamestr(c, STORE_NAME, "__doc__"); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2779 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2780 else |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2781 (void) com_addconst(c, None); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2782 com_node(c, ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2783 com_addbyte(c, LOAD_LOCALS); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2784 com_addbyte(c, RETURN_VALUE); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2785 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2786 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2787 static void |
| 69 | 2788 compile_node(c, n) |
| 2789 struct compiling *c; | |
| 2790 node *n; | |
| 2791 { | |
| 86 | 2792 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 2793 | |
| 69 | 2794 switch (TYPE(n)) { |
| 2795 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2796 case single_input: /* One interactive command */ |
| 69 | 2797 /* 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
|
2798 c->c_interactive++; |
| 69 | 2799 n = CHILD(n, 0); |
| 2800 if (TYPE(n) != NEWLINE) | |
| 2801 com_node(c, n); | |
| 86 | 2802 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2803 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
|
2804 c->c_interactive--; |
| 69 | 2805 break; |
| 2806 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2807 case file_input: /* A whole file, or built-in function exec() */ |
| 69 | 2808 com_file_input(c, n); |
| 86 | 2809 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2810 com_addbyte(c, RETURN_VALUE); | |
| 69 | 2811 break; |
| 2812 | |
|
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
|
2813 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
|
2814 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
|
2815 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
|
2816 break; |
|
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2817 |
|
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
|
2818 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
|
2819 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
|
2820 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
|
2821 |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2822 case funcdef: /* A function definition */ |
| 69 | 2823 compile_funcdef(c, n); |
| 2824 break; | |
| 2825 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2826 case classdef: /* A class definition */ |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2827 compile_classdef(c, n); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2828 break; |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2829 |
| 69 | 2830 default: |
| 2831 fprintf(stderr, "node type %d\n", TYPE(n)); | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2832 com_error(c, SystemError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2833 "compile_node: unexpected node type"); |
| 69 | 2834 } |
| 2835 } | |
| 2836 | |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2837 /* 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
|
2838 |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2839 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
|
2840 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
|
2841 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
|
2842 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
|
2843 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2844 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
|
2845 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
|
2846 function definitions, class definitions and import statements. |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2847 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
|
2848 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
|
2849 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2850 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
|
2851 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
|
2852 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2853 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
|
2854 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
|
2855 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
|
2856 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
|
2857 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
|
2858 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2859 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
|
2860 |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2861 static void |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2862 optimize(c) |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2863 struct compiling *c; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2864 { |
|
203
ceb36ec6198d
BUGFIX! Instructions are unsigned bytes.
Guido van Rossum <guido@python.org>
parents:
176
diff
changeset
|
2865 unsigned char *next_instr, *cur_instr; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2866 int opcode; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2867 int oparg; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2868 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
|
2869 object *error_type, *error_value, *error_traceback; |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2870 |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2871 #define NEXTOP() (*next_instr++) |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2872 #define NEXTARG() (next_instr += 2, (next_instr[-1]<<8) + next_instr[-2]) |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2873 #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
|
2874 #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
|
2875 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2876 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
|
2877 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2878 c->c_flags |= CO_OPTIMIZED; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2879 |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2880 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
|
2881 for (;;) { |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2882 opcode = NEXTOP(); |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2883 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
|
2884 break; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2885 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
|
2886 oparg = NEXTARG(); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2887 switch (opcode) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2888 case STORE_NAME: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2889 case DELETE_NAME: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2890 case IMPORT_FROM: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2891 com_addlocal_o(c, GETNAMEOBJ(oparg)); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2892 break; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2893 case EXEC_STMT: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2894 c->c_flags &= ~CO_OPTIMIZED; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2895 break; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2896 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2897 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2898 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2899 if (dictlookup(c->c_locals, "*") != NULL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2900 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
|
2901 |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2902 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
|
2903 for (;;) { |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2904 cur_instr = next_instr; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2905 opcode = NEXTOP(); |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2906 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
|
2907 break; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2908 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
|
2909 oparg = NEXTARG(); |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2910 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
|
2911 opcode == STORE_NAME || |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2912 opcode == DELETE_NAME) { |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2913 object *v; |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2914 int i; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2915 name = GETNAMEOBJ(oparg); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2916 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
|
2917 if (v == NULL) { |
| 336 | 2918 err_clear(); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2919 if (opcode == LOAD_NAME && |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2920 (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
|
2921 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
|
2922 continue; |
| 336 | 2923 } |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2924 i = getintvalue(v); |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2925 switch (opcode) { |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2926 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
|
2927 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
|
2928 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
|
2929 } |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2930 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
|
2931 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
|
2932 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2933 } |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2934 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2935 if (c->c_errors == 0) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2936 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
|
2937 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2938 |
| 69 | 2939 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
|
2940 compile(n, filename) |
| 69 | 2941 node *n; |
| 86 | 2942 char *filename; |
| 69 | 2943 { |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2944 return jcompile(n, filename, NULL); |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2945 } |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2946 |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2947 static codeobject * |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2948 icompile(n, base) |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2949 node *n; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2950 struct compiling *base; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2951 { |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2952 return jcompile(n, base->c_filename, base); |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2953 } |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2954 |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2955 static codeobject * |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2956 jcompile(n, filename, base) |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2957 node *n; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2958 char *filename; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2959 struct compiling *base; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2960 { |
| 69 | 2961 struct compiling sc; |
| 2962 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
|
2963 if (!com_init(&sc, filename)) |
| 69 | 2964 return NULL; |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2965 #ifdef PRIVATE_NAME_MANGLING |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2966 if (base) |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2967 sc.c_private = base->c_private; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2968 else |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2969 sc.c_private = NULL; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2970 #endif |
| 69 | 2971 compile_node(&sc, n); |
| 2972 com_done(&sc); | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2973 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
|
2974 optimize(&sc); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2975 sc.c_flags |= CO_NEWLOCALS; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2976 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2977 else if (TYPE(n) == classdef) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2978 sc.c_flags |= CO_NEWLOCALS; |
|
1257
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
2979 co = NULL; |
|
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
2980 if (sc.c_errors == 0) { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2981 object *consts, *names, *varnames, *filename, *name; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2982 consts = listtuple(sc.c_consts); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2983 names = listtuple(sc.c_names); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2984 varnames = listtuple(sc.c_varnames); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2985 filename = newstringobject(sc.c_filename); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2986 name = newstringobject(sc.c_name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2987 if (!err_occurred()) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2988 co = newcodeobject(sc.c_argcount, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2989 sc.c_nlocals, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2990 sc.c_flags, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2991 sc.c_code, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2992 consts, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2993 names, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2994 varnames, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2995 filename, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2996 name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2997 XDECREF(consts); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2998 XDECREF(names); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2999 XDECREF(varnames); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3000 XDECREF(filename); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3001 XDECREF(name); |
|
266
b5826bf29677
Changed and exported newcodeobject() interface, for ".pyc" files.
Guido van Rossum <guido@python.org>
parents:
238
diff
changeset
|
3002 } |
| 69 | 3003 com_free(&sc); |
| 3004 return co; | |
| 3005 } |