Mercurial > cpython-lru_cache-weakref
annotate Python/compile.c @ 3324:36920bbd81a8 legacy-trunk
changes for complex and power (**) operator
| author | Guido van Rossum <guido@python.org> |
|---|---|
| date | Fri, 12 Jan 1996 01:13:16 +0000 |
| parents | 938c433c876a |
| children | 8209998d669e |
| rev | line source |
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1 /*********************************************************** |
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2 Copyright 1991-1995 by Stichting Mathematisch Centrum, Amsterdam, |
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3 The Netherlands. |
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4 |
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5 All Rights Reserved |
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6 |
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7 Permission to use, copy, modify, and distribute this software and its |
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8 documentation for any purpose and without fee is hereby granted, |
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9 provided that the above copyright notice appear in all copies and that |
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10 both that copyright notice and this permission notice appear in |
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11 supporting documentation, and that the names of Stichting Mathematisch |
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12 Centrum or CWI not be used in advertising or publicity pertaining to |
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13 distribution of the software without specific, written prior permission. |
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14 |
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15 STICHTING MATHEMATISCH CENTRUM DISCLAIMS ALL WARRANTIES WITH REGARD TO |
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16 THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND |
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17 FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH CENTRUM BE LIABLE |
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18 FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
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19 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
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20 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT |
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21 OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
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22 |
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23 ******************************************************************/ |
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24 |
| 69 | 25 /* Compile an expression node to intermediate code */ |
| 26 | |
| 86 | 27 /* XXX TO DO: |
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28 XXX Compute maximum needed stack sizes while compiling; |
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29 XXX then frame object can be one malloc and no stack checks are needed |
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30 XXX add __doc__ attribute == co_doc to code object attributes |
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31 XXX don't execute doc string |
| 86 | 32 XXX Generate simple jump for break/return outside 'try...finally' |
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33 XXX get rid of SET_LINENO instructions, use JAR's table trick |
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34 XXX (need an option to put them back in, for debugger!) |
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35 XXX other JAR tricks? |
| 86 | 36 */ |
| 69 | 37 |
| 86 | 38 #include "allobjects.h" |
| 39 | |
| 69 | 40 #include "node.h" |
| 41 #include "token.h" | |
| 42 #include "graminit.h" | |
| 43 #include "compile.h" | |
| 44 #include "opcode.h" | |
| 86 | 45 #include "structmember.h" |
| 46 | |
| 47 #include <ctype.h> | |
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48 #include <errno.h> |
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49 |
| 86 | 50 #define OFF(x) offsetof(codeobject, x) |
| 51 | |
| 52 static struct memberlist code_memberlist[] = { | |
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53 {"co_argcount", T_INT, OFF(co_argcount), READONLY}, |
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54 {"co_nlocals", T_INT, OFF(co_nlocals), READONLY}, |
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55 {"co_flags", T_INT, OFF(co_flags), READONLY}, |
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56 {"co_code", T_OBJECT, OFF(co_code), READONLY}, |
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57 {"co_consts", T_OBJECT, OFF(co_consts), READONLY}, |
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58 {"co_names", T_OBJECT, OFF(co_names), READONLY}, |
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59 {"co_varnames", T_OBJECT, OFF(co_varnames), READONLY}, |
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60 {"co_filename", T_OBJECT, OFF(co_filename), READONLY}, |
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61 {"co_name", T_OBJECT, OFF(co_name), READONLY}, |
| 86 | 62 {NULL} /* Sentinel */ |
| 63 }; | |
| 64 | |
| 65 static object * | |
| 66 code_getattr(co, name) | |
| 67 codeobject *co; | |
| 68 char *name; | |
| 69 { | |
| 70 return getmember((char *)co, code_memberlist, name); | |
| 71 } | |
| 69 | 72 |
| 73 static void | |
| 86 | 74 code_dealloc(co) |
| 75 codeobject *co; | |
| 69 | 76 { |
| 86 | 77 XDECREF(co->co_code); |
| 78 XDECREF(co->co_consts); | |
| 79 XDECREF(co->co_names); | |
| 80 XDECREF(co->co_filename); | |
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81 XDECREF(co->co_name); |
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82 XDECREF(co->co_varnames); |
| 86 | 83 DEL(co); |
| 69 | 84 } |
| 85 | |
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86 static object * |
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87 code_repr(co) |
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88 codeobject *co; |
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89 { |
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90 char buf[500]; |
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91 int lineno = -1; |
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92 char *p = GETSTRINGVALUE(co->co_code); |
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93 char *filename = "???"; |
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94 char *name = "???"; |
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95 if (*p == SET_LINENO) |
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96 lineno = (p[1] & 0xff) | ((p[2] & 0xff) << 8); |
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97 if (co->co_filename && is_stringobject(co->co_filename)) |
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98 filename = getstringvalue(co->co_filename); |
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99 if (co->co_name && is_stringobject(co->co_name)) |
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100 name = getstringvalue(co->co_name); |
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101 sprintf(buf, "<code object %.100s at %lx, file \"%.300s\", line %d>", |
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102 name, (long)co, filename, lineno); |
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103 return newstringobject(buf); |
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104 } |
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105 |
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106 static int |
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107 code_compare(co, cp) |
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108 codeobject *co, *cp; |
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109 { |
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110 int cmp; |
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111 cmp = cp->co_argcount - cp->co_argcount; |
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112 if (cmp) return cmp; |
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113 cmp = cp->co_nlocals - cp->co_nlocals; |
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114 if (cmp) return cmp; |
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115 cmp = cp->co_flags - cp->co_flags; |
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116 if (cmp) return cmp; |
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117 cmp = cmpobject((object *)co->co_code, (object *)cp->co_code); |
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118 if (cmp) return cmp; |
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119 cmp = cmpobject(co->co_consts, cp->co_consts); |
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120 if (cmp) return cmp; |
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121 cmp = cmpobject(co->co_names, cp->co_names); |
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122 if (cmp) return cmp; |
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123 cmp = cmpobject(co->co_varnames, cp->co_varnames); |
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124 return cmp; |
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125 } |
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126 |
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127 static long |
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128 code_hash(co) |
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129 codeobject *co; |
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130 { |
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131 long h, h1, h2, h3, h4; |
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132 h1 = hashobject((object *)co->co_code); |
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133 if (h1 == -1) return -1; |
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134 h2 = hashobject(co->co_consts); |
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135 if (h2 == -1) return -1; |
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136 h3 = hashobject(co->co_names); |
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137 if (h3 == -1) return -1; |
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138 h4 = hashobject(co->co_varnames); |
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139 if (h4 == -1) return -1; |
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140 h = h1 ^ h2 ^ h3 ^ h4 ^ |
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141 co->co_argcount ^ co->co_nlocals ^ co->co_flags; |
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142 if (h == -1) h = -2; |
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143 return h; |
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144 } |
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145 |
| 69 | 146 typeobject Codetype = { |
| 147 OB_HEAD_INIT(&Typetype) | |
| 148 0, | |
| 149 "code", | |
| 150 sizeof(codeobject), | |
| 151 0, | |
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152 (destructor)code_dealloc, /*tp_dealloc*/ |
| 69 | 153 0, /*tp_print*/ |
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154 (getattrfunc)code_getattr, /*tp_getattr*/ |
| 69 | 155 0, /*tp_setattr*/ |
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156 (cmpfunc)code_compare, /*tp_compare*/ |
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157 (reprfunc)code_repr, /*tp_repr*/ |
| 69 | 158 0, /*tp_as_number*/ |
| 159 0, /*tp_as_sequence*/ | |
| 160 0, /*tp_as_mapping*/ | |
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161 (hashfunc)code_hash, /*tp_hash*/ |
| 69 | 162 }; |
| 163 | |
|
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164 codeobject * |
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165 newcodeobject(argcount, nlocals, flags, |
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166 code, consts, names, varnames, filename, name) |
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167 int argcount; |
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168 int nlocals; |
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169 int flags; |
| 69 | 170 object *code; |
| 171 object *consts; | |
| 172 object *names; | |
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173 object *varnames; |
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174 object *filename; |
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175 object *name; |
| 69 | 176 { |
| 177 codeobject *co; | |
| 178 int i; | |
| 179 /* Check argument types */ | |
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180 if (argcount < 0 || nlocals < 0 || |
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181 code == NULL || !is_stringobject(code) || |
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182 consts == NULL || !is_tupleobject(consts) || |
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183 names == NULL || !is_tupleobject(names) || |
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184 varnames == NULL || !is_tupleobject(varnames) || |
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185 name == NULL || !is_stringobject(name) || |
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186 filename == NULL || !is_stringobject(filename)) { |
| 69 | 187 err_badcall(); |
| 188 return NULL; | |
| 189 } | |
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190 /* Make sure names and varnames are all strings */ |
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191 for (i = gettuplesize(names); --i >= 0; ) { |
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192 object *v = gettupleitem(names, i); |
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193 if (v == NULL || !is_stringobject(v)) { |
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194 err_badcall(); |
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195 return NULL; |
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196 } |
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197 } |
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198 for (i = gettuplesize(varnames); --i >= 0; ) { |
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199 object *v = gettupleitem(varnames, i); |
| 69 | 200 if (v == NULL || !is_stringobject(v)) { |
| 201 err_badcall(); | |
| 202 return NULL; | |
| 203 } | |
| 204 } | |
| 205 co = NEWOBJ(codeobject, &Codetype); | |
| 206 if (co != NULL) { | |
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207 co->co_argcount = argcount; |
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208 co->co_nlocals = nlocals; |
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209 co->co_flags = flags; |
| 69 | 210 INCREF(code); |
| 211 co->co_code = (stringobject *)code; | |
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212 INCREF(consts); |
| 69 | 213 co->co_consts = consts; |
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214 INCREF(names); |
| 69 | 215 co->co_names = names; |
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216 INCREF(varnames); |
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217 co->co_varnames = varnames; |
|
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218 INCREF(filename); |
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219 co->co_filename = filename; |
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220 INCREF(name); |
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221 co->co_name = name; |
| 69 | 222 } |
| 223 return co; | |
| 224 } | |
| 225 | |
| 226 | |
| 227 /* Data structure used internally */ | |
|
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228 |
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229 #define MAXBLOCKS 20 /* Max static block nesting within a function */ |
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230 |
| 69 | 231 struct compiling { |
| 232 object *c_code; /* string */ | |
| 233 object *c_consts; /* list of objects */ | |
| 234 object *c_names; /* list of strings (names) */ | |
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235 object *c_globals; /* dictionary (value=None) */ |
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236 object *c_locals; /* dictionary (value=localID) */ |
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237 object *c_varnames; /* list (inverse of c_locals) */ |
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238 int c_nlocals; /* index of next local */ |
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239 int c_argcount; /* number of top-level arguments */ |
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240 int c_flags; /* same as co_flags */ |
| 69 | 241 int c_nexti; /* index into c_code */ |
| 242 int c_errors; /* counts errors occurred */ | |
| 86 | 243 int c_infunction; /* set when compiling a function */ |
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244 int c_interactive; /* generating code for interactive command */ |
| 86 | 245 int c_loops; /* counts nested loops */ |
|
317
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246 int c_begin; /* begin of current loop, for 'continue' */ |
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247 int c_block[MAXBLOCKS]; /* stack of block types */ |
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248 int c_nblocks; /* current block stack level */ |
| 86 | 249 char *c_filename; /* filename of current node */ |
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250 char *c_name; /* name of object (e.g. function) */ |
| 69 | 251 }; |
| 252 | |
|
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253 |
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254 /* Interface to the block stack */ |
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255 |
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256 static void |
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257 block_push(c, type) |
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258 struct compiling *c; |
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259 int type; |
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260 { |
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261 if (c->c_nblocks >= MAXBLOCKS) { |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
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262 err_setstr(SystemError, "too many statically nested blocks"); |
|
317
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263 c->c_errors++; |
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264 } |
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265 else { |
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266 c->c_block[c->c_nblocks++] = type; |
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267 } |
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268 } |
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269 |
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270 static void |
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271 block_pop(c, type) |
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272 struct compiling *c; |
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273 int type; |
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274 { |
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275 if (c->c_nblocks > 0) |
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276 c->c_nblocks--; |
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277 if (c->c_block[c->c_nblocks] != type && c->c_errors == 0) { |
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278 err_setstr(SystemError, "bad block pop"); |
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279 c->c_errors++; |
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280 } |
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281 } |
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282 |
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283 |
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284 /* Prototype forward declarations */ |
|
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285 |
|
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286 static int com_init PROTO((struct compiling *, char *)); |
| 69 | 287 static void com_free PROTO((struct compiling *)); |
| 288 static void com_done PROTO((struct compiling *)); | |
| 289 static void com_node PROTO((struct compiling *, struct _node *)); | |
|
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290 static void com_factor PROTO((struct compiling *, struct _node *)); |
| 69 | 291 static void com_addbyte PROTO((struct compiling *, int)); |
| 292 static void com_addint PROTO((struct compiling *, int)); | |
| 293 static void com_addoparg PROTO((struct compiling *, int, int)); | |
| 294 static void com_addfwref PROTO((struct compiling *, int, int *)); | |
| 295 static void com_backpatch PROTO((struct compiling *, int)); | |
| 296 static int com_add PROTO((struct compiling *, object *, object *)); | |
| 297 static int com_addconst PROTO((struct compiling *, object *)); | |
| 298 static int com_addname PROTO((struct compiling *, object *)); | |
| 299 static void com_addopname PROTO((struct compiling *, int, node *)); | |
| 482 | 300 static void com_list PROTO((struct compiling *, node *, int)); |
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301 static int com_argdefs PROTO((struct compiling *, node *)); |
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302 static int com_newlocal PROTO((struct compiling *, char *)); |
| 69 | 303 |
| 304 static int | |
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305 com_init(c, filename) |
| 69 | 306 struct compiling *c; |
| 86 | 307 char *filename; |
| 69 | 308 { |
|
160
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309 if ((c->c_code = newsizedstringobject((char *)NULL, 1000)) == NULL) |
| 69 | 310 goto fail_3; |
| 311 if ((c->c_consts = newlistobject(0)) == NULL) | |
| 312 goto fail_2; | |
| 313 if ((c->c_names = newlistobject(0)) == NULL) | |
| 314 goto fail_1; | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
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315 if ((c->c_globals = newdictobject()) == NULL) |
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316 goto fail_0; |
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317 if ((c->c_locals = newdictobject()) == NULL) |
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318 goto fail_00; |
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319 if ((c->c_varnames = newlistobject(0)) == NULL) |
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320 goto fail_000; |
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321 c->c_nlocals = 0; |
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322 c->c_argcount = 0; |
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323 c->c_flags = 0; |
| 69 | 324 c->c_nexti = 0; |
| 325 c->c_errors = 0; | |
| 86 | 326 c->c_infunction = 0; |
|
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327 c->c_interactive = 0; |
| 86 | 328 c->c_loops = 0; |
|
317
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329 c->c_begin = 0; |
|
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330 c->c_nblocks = 0; |
| 86 | 331 c->c_filename = filename; |
|
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332 c->c_name = "?"; |
| 69 | 333 return 1; |
| 334 | |
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335 fail_000: |
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336 DECREF(c->c_locals); |
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337 fail_00: |
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338 DECREF(c->c_globals); |
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339 fail_0: |
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340 DECREF(c->c_names); |
| 69 | 341 fail_1: |
| 342 DECREF(c->c_consts); | |
| 343 fail_2: | |
| 344 DECREF(c->c_code); | |
| 345 fail_3: | |
| 346 return 0; | |
| 347 } | |
| 348 | |
| 349 static void | |
| 350 com_free(c) | |
| 351 struct compiling *c; | |
| 352 { | |
| 353 XDECREF(c->c_code); | |
| 354 XDECREF(c->c_consts); | |
| 355 XDECREF(c->c_names); | |
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356 XDECREF(c->c_globals); |
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357 XDECREF(c->c_locals); |
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358 XDECREF(c->c_varnames); |
| 69 | 359 } |
| 360 | |
| 361 static void | |
| 362 com_done(c) | |
| 363 struct compiling *c; | |
| 364 { | |
| 365 if (c->c_code != NULL) | |
| 366 resizestring(&c->c_code, c->c_nexti); | |
| 367 } | |
| 368 | |
| 369 static void | |
| 370 com_addbyte(c, byte) | |
| 371 struct compiling *c; | |
| 372 int byte; | |
| 373 { | |
| 374 int len; | |
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375 /*fprintf(stderr, "%3d: %3d\n", c->c_nexti, byte);*/ |
| 69 | 376 if (byte < 0 || byte > 255) { |
|
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377 /* |
| 86 | 378 fprintf(stderr, "XXX compiling bad byte: %d\n", byte); |
|
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379 fatal("com_addbyte: byte out of range"); |
|
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380 */ |
| 69 | 381 err_setstr(SystemError, "com_addbyte: byte out of range"); |
| 382 c->c_errors++; | |
| 383 } | |
| 384 if (c->c_code == NULL) | |
| 385 return; | |
| 386 len = getstringsize(c->c_code); | |
| 387 if (c->c_nexti >= len) { | |
| 388 if (resizestring(&c->c_code, len+1000) != 0) { | |
| 389 c->c_errors++; | |
| 390 return; | |
| 391 } | |
| 392 } | |
| 393 getstringvalue(c->c_code)[c->c_nexti++] = byte; | |
| 394 } | |
| 395 | |
| 396 static void | |
| 397 com_addint(c, x) | |
| 398 struct compiling *c; | |
| 399 int x; | |
| 400 { | |
|
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401 com_addbyte(c, x & 0xff); |
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402 com_addbyte(c, x >> 8); /* XXX x should be positive */ |
| 69 | 403 } |
| 404 | |
| 405 static void | |
| 406 com_addoparg(c, op, arg) | |
| 407 struct compiling *c; | |
| 408 int op; | |
| 409 int arg; | |
| 410 { | |
| 411 com_addbyte(c, op); | |
| 412 com_addint(c, arg); | |
| 413 } | |
| 414 | |
| 415 static void | |
| 416 com_addfwref(c, op, p_anchor) | |
| 417 struct compiling *c; | |
| 418 int op; | |
| 419 int *p_anchor; | |
| 420 { | |
| 421 /* Compile a forward reference for backpatching */ | |
| 422 int here; | |
| 423 int anchor; | |
| 424 com_addbyte(c, op); | |
| 425 here = c->c_nexti; | |
| 426 anchor = *p_anchor; | |
| 427 *p_anchor = here; | |
| 428 com_addint(c, anchor == 0 ? 0 : here - anchor); | |
| 429 } | |
| 430 | |
| 431 static void | |
| 432 com_backpatch(c, anchor) | |
| 433 struct compiling *c; | |
| 434 int anchor; /* Must be nonzero */ | |
| 435 { | |
| 436 unsigned char *code = (unsigned char *) getstringvalue(c->c_code); | |
| 437 int target = c->c_nexti; | |
| 438 int dist; | |
| 439 int prev; | |
| 440 for (;;) { | |
| 441 /* Make the JUMP instruction at anchor point to target */ | |
|
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442 prev = code[anchor] + (code[anchor+1] << 8); |
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443 dist = target - (anchor+2); |
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444 code[anchor] = dist & 0xff; |
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445 code[anchor+1] = dist >> 8; |
| 69 | 446 if (!prev) |
| 447 break; | |
| 448 anchor -= prev; | |
| 449 } | |
| 450 } | |
| 451 | |
| 544 | 452 /* Handle literals and names uniformly */ |
| 69 | 453 |
| 454 static int | |
| 455 com_add(c, list, v) | |
| 456 struct compiling *c; | |
| 457 object *list; | |
| 458 object *v; | |
| 459 { | |
|
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460 int n = getlistsize(list); |
|
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461 int i; |
|
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462 for (i = n; --i >= 0; ) { |
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463 object *w = getlistitem(list, i); |
|
303
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464 if (v->ob_type == w->ob_type && cmpobject(v, w) == 0) |
|
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465 return i; |
|
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466 } |
| 69 | 467 if (addlistitem(list, v) != 0) |
| 468 c->c_errors++; | |
|
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469 return n; |
| 69 | 470 } |
| 471 | |
| 472 static int | |
| 473 com_addconst(c, v) | |
| 474 struct compiling *c; | |
| 475 object *v; | |
| 476 { | |
| 477 return com_add(c, c->c_consts, v); | |
| 478 } | |
| 479 | |
| 480 static int | |
| 481 com_addname(c, v) | |
| 482 struct compiling *c; | |
| 483 object *v; | |
| 484 { | |
| 485 return com_add(c, c->c_names, v); | |
| 486 } | |
| 487 | |
| 488 static void | |
|
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489 com_addopnamestr(c, op, name) |
| 69 | 490 struct compiling *c; |
| 491 int op; | |
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492 char *name; |
| 69 | 493 { |
| 494 object *v; | |
| 495 int i; | |
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496 if (name == NULL || (v = newstringobject(name)) == NULL) { |
| 69 | 497 c->c_errors++; |
| 498 i = 255; | |
| 499 } | |
| 500 else { | |
| 501 i = com_addname(c, v); | |
| 502 DECREF(v); | |
| 503 } | |
|
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504 /* Hack to replace *_NAME opcodes by *_GLOBAL if necessary */ |
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505 switch (op) { |
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506 case LOAD_NAME: |
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507 case STORE_NAME: |
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508 case DELETE_NAME: |
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509 if (dictlookup(c->c_globals, name) != NULL) { |
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510 switch (op) { |
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|
511 case LOAD_NAME: op = LOAD_GLOBAL; break; |
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512 case STORE_NAME: op = STORE_GLOBAL; break; |
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513 case DELETE_NAME: op = DELETE_GLOBAL; break; |
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514 } |
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|
515 } |
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|
516 } |
| 69 | 517 com_addoparg(c, op, i); |
| 518 } | |
| 519 | |
|
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520 static void |
|
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521 com_addopname(c, op, n) |
|
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522 struct compiling *c; |
|
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523 int op; |
|
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|
524 node *n; |
|
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525 { |
|
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526 char *name; |
|
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|
527 char buffer[1000]; |
|
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528 /* XXX it is possible to write this code without the 1000 |
|
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529 chars on the total length of dotted names, I just can't be |
|
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530 bothered right now */ |
|
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531 if (TYPE(n) == STAR) |
|
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532 name = "*"; |
|
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533 else if (TYPE(n) == dotted_name) { |
|
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534 char *p = buffer; |
|
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|
535 int i; |
|
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|
536 name = buffer; |
|
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|
537 for (i = 0; i < NCH(n); i += 2) { |
|
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538 char *s = STR(CHILD(n, i)); |
|
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539 if (p + strlen(s) > buffer + (sizeof buffer) - 2) { |
|
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|
540 err_setstr(MemoryError, |
|
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|
541 "dotted_name too long"); |
|
2367
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fix typo (== for =) in assignment
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|
542 name = NULL; |
|
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543 break; |
|
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544 } |
|
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545 if (p != buffer) |
|
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|
546 *p++ = '.'; |
|
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547 strcpy(p, s); |
|
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548 p = strchr(p, '\0'); |
|
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549 } |
|
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|
550 } |
|
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551 else { |
|
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552 REQ(n, NAME); |
|
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|
553 name = STR(n); |
|
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554 } |
|
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555 com_addopnamestr(c, op, name); |
|
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556 } |
|
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|
557 |
| 69 | 558 static object * |
| 559 parsenumber(s) | |
| 560 char *s; | |
| 561 { | |
|
1833
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* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
562 extern long mystrtol PROTO((const char *, char **, int)); |
|
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563 extern unsigned long mystrtoul PROTO((const char *, char **, int)); |
|
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564 extern double atof PROTO((const char *)); |
|
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565 char *end; |
| 69 | 566 long x; |
|
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|
567 #ifndef WITHOUT_COMPLEX |
|
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|
568 complex c; |
|
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|
569 int imflag; |
|
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|
570 #endif |
|
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|
571 |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
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|
572 errno = 0; |
|
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|
573 end = s + strlen(s) - 1; |
|
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|
574 #ifndef WITHOUT_COMPLEX |
|
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|
575 imflag = *end == 'i' || *end == 'I' || *end == 'j' || *end == 'J'; |
|
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576 #endif |
| 744 | 577 if (*end == 'l' || *end == 'L') |
|
466
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578 return long_scan(s, 0); |
|
617
755bb8efcc2d
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|
579 if (s[0] == '0') |
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580 x = (long) mystrtoul(s, &end, 0); |
|
617
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|
581 else |
|
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582 x = mystrtol(s, &end, 0); |
|
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583 if (*end == '\0') { |
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584 if (errno != 0) { |
|
493
57667ab1e194
Changed some RuntimeErrors.
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585 err_setstr(OverflowError, |
| 544 | 586 "integer literal too large"); |
|
176
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587 return NULL; |
|
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|
588 } |
| 69 | 589 return newintobject(x); |
|
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590 } |
|
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591 /* XXX Huge floats may silently fail */ |
|
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592 #ifndef WITHOUT_COMPLEX |
|
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593 if (imflag) { |
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594 c.real = 0.; |
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595 c.imag = atof(s); |
|
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596 return newcomplexobject(c); |
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|
597 } |
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598 else |
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599 #endif |
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600 return newfloatobject(atof(s)); |
| 69 | 601 } |
| 602 | |
| 603 static object * | |
| 604 parsestr(s) | |
| 605 char *s; | |
| 606 { | |
| 607 object *v; | |
| 608 int len; | |
| 609 char *buf; | |
| 610 char *p; | |
|
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611 char *end; |
| 69 | 612 int c; |
|
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613 int quote = *s; |
|
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|
614 if (quote != '\'' && quote != '\"') { |
| 69 | 615 err_badcall(); |
| 616 return NULL; | |
| 617 } | |
| 618 s++; | |
| 619 len = strlen(s); | |
|
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|
620 if (s[--len] != quote) { |
| 69 | 621 err_badcall(); |
| 622 return NULL; | |
| 623 } | |
|
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624 if (len >= 4 && s[0] == quote && s[1] == quote) { |
|
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|
625 s += 2; |
|
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626 len -= 2; |
|
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|
627 if (s[--len] != quote || s[--len] != quote) { |
|
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|
628 err_badcall(); |
|
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|
629 return NULL; |
|
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630 } |
|
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|
631 } |
| 69 | 632 if (strchr(s, '\\') == NULL) |
| 633 return newsizedstringobject(s, len); | |
| 634 v = newsizedstringobject((char *)NULL, len); | |
| 635 p = buf = getstringvalue(v); | |
|
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636 end = s + len; |
|
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637 while (s < end) { |
| 69 | 638 if (*s != '\\') { |
| 639 *p++ = *s++; | |
| 640 continue; | |
| 641 } | |
| 642 s++; | |
| 643 switch (*s++) { | |
| 644 /* XXX This assumes ASCII! */ | |
|
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|
645 case '\n': break; |
| 69 | 646 case '\\': *p++ = '\\'; break; |
| 647 case '\'': *p++ = '\''; break; | |
|
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|
648 case '\"': *p++ = '\"'; break; |
| 69 | 649 case 'b': *p++ = '\b'; break; |
| 650 case 'f': *p++ = '\014'; break; /* FF */ | |
| 651 case 't': *p++ = '\t'; break; | |
| 652 case 'n': *p++ = '\n'; break; | |
| 653 case 'r': *p++ = '\r'; break; | |
| 654 case 'v': *p++ = '\013'; break; /* VT */ | |
| 655 case 'a': *p++ = '\007'; break; /* BEL, not classic C */ | |
| 656 case '0': case '1': case '2': case '3': | |
| 657 case '4': case '5': case '6': case '7': | |
| 658 c = s[-1] - '0'; | |
| 659 if ('0' <= *s && *s <= '7') { | |
| 660 c = (c<<3) + *s++ - '0'; | |
| 661 if ('0' <= *s && *s <= '7') | |
| 662 c = (c<<3) + *s++ - '0'; | |
| 663 } | |
| 664 *p++ = c; | |
| 665 break; | |
| 666 case 'x': | |
| 2310 | 667 if (isxdigit(Py_CHARMASK(*s))) { |
| 69 | 668 sscanf(s, "%x", &c); |
| 669 *p++ = c; | |
| 670 do { | |
| 671 s++; | |
| 2310 | 672 } while (isxdigit(Py_CHARMASK(*s))); |
| 69 | 673 break; |
| 674 } | |
| 675 /* FALLTHROUGH */ | |
| 676 default: *p++ = '\\'; *p++ = s[-1]; break; | |
| 677 } | |
| 678 } | |
| 679 resizestring(&v, (int)(p - buf)); | |
| 680 return v; | |
| 681 } | |
| 682 | |
|
2089
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683 static object * |
|
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684 parsestrplus(n) |
|
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|
685 node *n; |
|
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|
686 { |
|
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|
687 object *v; |
|
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|
688 int i; |
|
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|
689 REQ(CHILD(n, 0), STRING); |
|
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690 if ((v = parsestr(STR(CHILD(n, 0)))) != NULL) { |
|
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|
691 /* String literal concatenation */ |
|
53aa51433f7f
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692 for (i = 1; i < NCH(n) && v != NULL; i++) { |
|
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Two independent chages:
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|
693 joinstring_decref(&v, parsestr(STR(CHILD(n, i)))); |
|
53aa51433f7f
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|
694 } |
|
53aa51433f7f
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|
695 } |
|
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|
696 return v; |
|
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|
697 } |
|
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|
698 |
| 69 | 699 static void |
| 700 com_list_constructor(c, n) | |
| 701 struct compiling *c; | |
| 702 node *n; | |
| 703 { | |
| 704 int len; | |
| 705 int i; | |
| 706 if (TYPE(n) != testlist) | |
| 707 REQ(n, exprlist); | |
| 708 /* exprlist: expr (',' expr)* [',']; likewise for testlist */ | |
| 709 len = (NCH(n) + 1) / 2; | |
| 710 for (i = 0; i < NCH(n); i += 2) | |
| 711 com_node(c, CHILD(n, i)); | |
| 712 com_addoparg(c, BUILD_LIST, len); | |
| 713 } | |
| 714 | |
| 715 static void | |
|
317
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|
716 com_dictmaker(c, n) |
|
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|
717 struct compiling *c; |
|
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|
718 node *n; |
|
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|
719 { |
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|
720 int i; |
|
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|
721 /* dictmaker: test ':' test (',' test ':' value)* [','] */ |
|
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722 for (i = 0; i+2 < NCH(n); i += 4) { |
|
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|
723 /* We must arrange things just right for STORE_SUBSCR. |
|
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724 It wants the stack to look like (value) (dict) (key) */ |
|
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725 com_addbyte(c, DUP_TOP); |
|
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726 com_node(c, CHILD(n, i+2)); /* value */ |
|
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|
727 com_addbyte(c, ROT_TWO); |
|
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|
728 com_node(c, CHILD(n, i)); /* key */ |
|
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729 com_addbyte(c, STORE_SUBSCR); |
|
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|
730 } |
|
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|
731 } |
|
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|
732 |
|
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|
733 static void |
| 69 | 734 com_atom(c, n) |
| 735 struct compiling *c; | |
| 736 node *n; | |
| 737 { | |
| 738 node *ch; | |
| 739 object *v; | |
| 740 int i; | |
| 741 REQ(n, atom); | |
| 742 ch = CHILD(n, 0); | |
| 743 switch (TYPE(ch)) { | |
| 744 case LPAR: | |
| 745 if (TYPE(CHILD(n, 1)) == RPAR) | |
| 746 com_addoparg(c, BUILD_TUPLE, 0); | |
| 747 else | |
| 748 com_node(c, CHILD(n, 1)); | |
| 749 break; | |
| 750 case LSQB: | |
| 751 if (TYPE(CHILD(n, 1)) == RSQB) | |
| 752 com_addoparg(c, BUILD_LIST, 0); | |
| 753 else | |
| 754 com_list_constructor(c, CHILD(n, 1)); | |
| 755 break; | |
|
317
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|
756 case LBRACE: /* '{' [dictmaker] '}' */ |
| 69 | 757 com_addoparg(c, BUILD_MAP, 0); |
|
317
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|
758 if (TYPE(CHILD(n, 1)) != RBRACE) |
|
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|
759 com_dictmaker(c, CHILD(n, 1)); |
| 69 | 760 break; |
| 761 case BACKQUOTE: | |
| 762 com_node(c, CHILD(n, 1)); | |
| 763 com_addbyte(c, UNARY_CONVERT); | |
| 764 break; | |
| 765 case NUMBER: | |
| 766 if ((v = parsenumber(STR(ch))) == NULL) { | |
| 767 c->c_errors++; | |
| 768 i = 255; | |
| 769 } | |
| 770 else { | |
| 771 i = com_addconst(c, v); | |
| 772 DECREF(v); | |
| 773 } | |
| 774 com_addoparg(c, LOAD_CONST, i); | |
| 775 break; | |
| 776 case STRING: | |
|
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|
777 v = parsestrplus(n); |
|
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|
778 if (v == NULL) { |
| 69 | 779 c->c_errors++; |
| 780 i = 255; | |
| 781 } | |
| 782 else { | |
| 783 i = com_addconst(c, v); | |
| 784 DECREF(v); | |
| 785 } | |
| 786 com_addoparg(c, LOAD_CONST, i); | |
| 787 break; | |
| 788 case NAME: | |
| 789 com_addopname(c, LOAD_NAME, ch); | |
| 790 break; | |
| 791 default: | |
| 792 fprintf(stderr, "node type %d\n", TYPE(ch)); | |
| 793 err_setstr(SystemError, "com_atom: unexpected node type"); | |
| 794 c->c_errors++; | |
| 795 } | |
| 796 } | |
| 797 | |
| 798 static void | |
| 799 com_slice(c, n, op) | |
| 800 struct compiling *c; | |
| 801 node *n; | |
| 802 int op; | |
| 803 { | |
| 804 if (NCH(n) == 1) { | |
| 805 com_addbyte(c, op); | |
| 806 } | |
| 807 else if (NCH(n) == 2) { | |
| 808 if (TYPE(CHILD(n, 0)) != COLON) { | |
| 809 com_node(c, CHILD(n, 0)); | |
| 810 com_addbyte(c, op+1); | |
| 811 } | |
| 812 else { | |
| 813 com_node(c, CHILD(n, 1)); | |
| 814 com_addbyte(c, op+2); | |
| 815 } | |
| 816 } | |
| 817 else { | |
| 818 com_node(c, CHILD(n, 0)); | |
| 819 com_node(c, CHILD(n, 2)); | |
| 820 com_addbyte(c, op+3); | |
| 821 } | |
| 822 } | |
| 823 | |
| 824 static void | |
| 825 com_apply_subscript(c, n) | |
| 826 struct compiling *c; | |
| 827 node *n; | |
| 828 { | |
| 829 REQ(n, subscript); | |
|
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|
830 if (TYPE(CHILD(n, 0)) == COLON || (NCH(n) > 1 && TYPE(CHILD(n, 1)) == COLON)) { |
|
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|
831 /* It's a slice: [expr] ':' [expr] */ |
|
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diff
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|
832 com_slice(c, n, SLICE); |
| 69 | 833 } |
| 834 else { | |
|
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|
835 /* It's a list of subscripts */ |
|
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|
836 if (NCH(n) == 1) |
|
36920bbd81a8
changes for complex and power (**) operator
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changeset
|
837 com_node(c, CHILD(n, 0)); |
|
36920bbd81a8
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diff
changeset
|
838 else { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
839 int i; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
840 int len = (NCH(n)+1)/2; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
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diff
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|
841 for (i = 0; i < NCH(n); i += 2) |
|
36920bbd81a8
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Guido van Rossum <guido@python.org>
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|
842 com_node(c, CHILD(n, i)); |
|
36920bbd81a8
changes for complex and power (**) operator
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diff
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|
843 com_addoparg(c, BUILD_TUPLE, len); |
|
36920bbd81a8
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Guido van Rossum <guido@python.org>
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diff
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|
844 } |
|
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changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
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|
845 com_addbyte(c, BINARY_SUBSCR); |
| 69 | 846 } |
| 847 } | |
| 848 | |
|
2813
999b5bdc18ce
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Guido van Rossum <guido@python.org>
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diff
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|
849 static int |
|
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Guido van Rossum <guido@python.org>
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|
850 com_argument(c, n, inkeywords) |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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diff
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|
851 struct compiling *c; |
|
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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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|
852 node *n; /* argument */ |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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diff
changeset
|
853 int inkeywords; |
|
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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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|
854 { |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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diff
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|
855 node *m; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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diff
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|
856 REQ(n, argument); /* [test '='] test; really [ keyword '='] keyword */ |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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diff
changeset
|
857 if (NCH(n) == 1) { |
|
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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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|
858 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
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|
859 err_setstr(SyntaxError, |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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diff
changeset
|
860 "non-keyword arg after keyword arg"); |
|
999b5bdc18ce
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diff
changeset
|
861 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>
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diff
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|
862 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
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diff
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|
863 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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|
864 com_node(c, CHILD(n, 0)); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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diff
changeset
|
865 } |
|
999b5bdc18ce
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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|
866 return 0; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
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diff
changeset
|
867 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
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diff
changeset
|
868 m = n; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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diff
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|
869 do { |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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|
870 m = CHILD(m, 0); |
|
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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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|
871 } while (NCH(m) == 1); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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diff
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|
872 if (TYPE(m) != NAME) { |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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diff
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|
873 err_setstr(SyntaxError, "keyword can't be an expression"); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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diff
changeset
|
874 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>
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diff
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|
875 } |
|
999b5bdc18ce
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
|
876 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
changeset
|
877 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>
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diff
changeset
|
878 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>
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diff
changeset
|
879 c->c_errors++; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
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diff
changeset
|
880 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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|
881 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>
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changeset
|
882 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>
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|
883 } |
|
999b5bdc18ce
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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changeset
|
884 } |
|
999b5bdc18ce
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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|
885 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>
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changeset
|
886 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>
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diff
changeset
|
887 } |
|
999b5bdc18ce
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
|
888 |
| 69 | 889 static void |
| 890 com_call_function(c, n) | |
| 891 struct compiling *c; | |
|
2813
999b5bdc18ce
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Guido van Rossum <guido@python.org>
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diff
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|
892 node *n; /* EITHER arglist OR ')' */ |
| 69 | 893 { |
| 894 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
|
895 com_addoparg(c, CALL_FUNCTION, 0); |
| 69 | 896 } |
| 897 else { | |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
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changeset
|
898 int inkeywords, i, na, nk; |
|
999b5bdc18ce
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Guido van Rossum <guido@python.org>
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diff
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|
899 REQ(n, arglist); |
|
999b5bdc18ce
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Guido van Rossum <guido@python.org>
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|
900 inkeywords = 0; |
|
999b5bdc18ce
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Guido van Rossum <guido@python.org>
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diff
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|
901 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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changeset
|
902 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
|
903 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
|
904 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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diff
changeset
|
905 if (!inkeywords) |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
906 na++; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
907 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
changeset
|
908 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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|
909 } |
|
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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
|
910 if (na > 255 || nk > 255) { |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
911 err_setstr(SyntaxError, "more than 255 arguments"); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
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changeset
|
912 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>
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diff
changeset
|
913 } |
|
999b5bdc18ce
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
|
914 com_addoparg(c, CALL_FUNCTION, na | (nk << 8)); |
| 69 | 915 } |
| 916 } | |
| 917 | |
| 918 static void | |
| 919 com_select_member(c, n) | |
| 920 struct compiling *c; | |
| 921 node *n; | |
| 922 { | |
| 923 com_addopname(c, LOAD_ATTR, n); | |
| 924 } | |
| 925 | |
| 926 static void | |
| 927 com_apply_trailer(c, n) | |
| 928 struct compiling *c; | |
| 929 node *n; | |
| 930 { | |
| 931 REQ(n, trailer); | |
| 932 switch (TYPE(CHILD(n, 0))) { | |
| 933 case LPAR: | |
| 934 com_call_function(c, CHILD(n, 1)); | |
| 935 break; | |
| 936 case DOT: | |
| 937 com_select_member(c, CHILD(n, 1)); | |
| 938 break; | |
| 939 case LSQB: | |
| 940 com_apply_subscript(c, CHILD(n, 1)); | |
| 941 break; | |
| 942 default: | |
| 943 err_setstr(SystemError, | |
| 944 "com_apply_trailer: unknown trailer type"); | |
| 945 c->c_errors++; | |
| 946 } | |
| 947 } | |
| 948 | |
| 949 static void | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
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changeset
|
950 com_power(c, n) |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
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diff
changeset
|
951 struct compiling *c; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
952 node *n; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
953 { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
954 int i; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
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changeset
|
955 REQ(n, power); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
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changeset
|
956 com_atom(c, CHILD(n, 0)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
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diff
changeset
|
957 for (i = 1; i < NCH(n); i++) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
958 if (TYPE(CHILD(n, i)) == DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
959 com_factor(c, CHILD(n, i+1)); |
|
36920bbd81a8
changes for complex and power (**) operator
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|
960 com_addbyte(c, BINARY_POWER); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
961 break; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
962 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
963 else |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
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changeset
|
964 com_apply_trailer(c, CHILD(n, i)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
965 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
966 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
967 |
|
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changes for complex and power (**) operator
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changeset
|
968 static void |
| 69 | 969 com_factor(c, n) |
| 970 struct compiling *c; | |
| 971 node *n; | |
| 972 { | |
| 973 int i; | |
| 974 REQ(n, factor); | |
| 975 if (TYPE(CHILD(n, 0)) == PLUS) { | |
| 976 com_factor(c, CHILD(n, 1)); | |
| 977 com_addbyte(c, UNARY_POSITIVE); | |
| 978 } | |
| 979 else if (TYPE(CHILD(n, 0)) == MINUS) { | |
| 980 com_factor(c, CHILD(n, 1)); | |
| 981 com_addbyte(c, UNARY_NEGATIVE); | |
| 982 } | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
983 else if (TYPE(CHILD(n, 0)) == TILDE) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
984 com_factor(c, CHILD(n, 1)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
985 com_addbyte(c, UNARY_INVERT); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
986 } |
| 69 | 987 else { |
|
3324
36920bbd81a8
changes for complex and power (**) operator
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parents:
3166
diff
changeset
|
988 com_power(c, CHILD(n, 0)); |
| 69 | 989 } |
| 990 } | |
| 991 | |
| 992 static void | |
| 993 com_term(c, n) | |
| 994 struct compiling *c; | |
| 995 node *n; | |
| 996 { | |
| 997 int i; | |
| 998 int op; | |
| 999 REQ(n, term); | |
| 1000 com_factor(c, CHILD(n, 0)); | |
| 1001 for (i = 2; i < NCH(n); i += 2) { | |
| 1002 com_factor(c, CHILD(n, i)); | |
| 1003 switch (TYPE(CHILD(n, i-1))) { | |
| 1004 case STAR: | |
| 1005 op = BINARY_MULTIPLY; | |
| 1006 break; | |
| 1007 case SLASH: | |
| 1008 op = BINARY_DIVIDE; | |
| 1009 break; | |
| 1010 case PERCENT: | |
| 1011 op = BINARY_MODULO; | |
| 1012 break; | |
| 1013 default: | |
| 1014 err_setstr(SystemError, | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1015 "com_term: operator not *, / or %"); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1016 c->c_errors++; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1017 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1018 } |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1019 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1020 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1021 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1022 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1023 static void |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1024 com_arith_expr(c, n) |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1025 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1026 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1027 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1028 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1029 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1030 REQ(n, arith_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1031 com_term(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1032 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1033 com_term(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1034 switch (TYPE(CHILD(n, i-1))) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1035 case PLUS: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1036 op = BINARY_ADD; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1037 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1038 case MINUS: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1039 op = BINARY_SUBTRACT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1040 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1041 default: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1042 err_setstr(SystemError, |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1043 "com_arith_expr: operator not + or -"); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1044 c->c_errors++; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1045 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1046 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1047 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1048 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1049 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1050 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1051 static void |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1052 com_shift_expr(c, n) |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1053 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1054 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1055 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1056 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1057 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1058 REQ(n, shift_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1059 com_arith_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1060 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1061 com_arith_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1062 switch (TYPE(CHILD(n, i-1))) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1063 case LEFTSHIFT: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1064 op = BINARY_LSHIFT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1065 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1066 case RIGHTSHIFT: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1067 op = BINARY_RSHIFT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1068 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1069 default: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1070 err_setstr(SystemError, |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1071 "com_shift_expr: operator not << or >>"); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1072 c->c_errors++; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1073 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1074 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1075 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1076 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1077 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1078 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1079 static void |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1080 com_and_expr(c, n) |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1081 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1082 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1083 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1084 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1085 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1086 REQ(n, and_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1087 com_shift_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1088 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1089 com_shift_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1090 if (TYPE(CHILD(n, i-1)) == AMPER) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1091 op = BINARY_AND; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1092 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1093 else { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1094 err_setstr(SystemError, |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1095 "com_and_expr: operator not &"); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1096 c->c_errors++; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1097 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1098 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1099 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1100 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1101 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1102 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1103 static void |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1104 com_xor_expr(c, n) |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1105 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1106 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1107 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1108 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1109 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1110 REQ(n, xor_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1111 com_and_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1112 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1113 com_and_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1114 if (TYPE(CHILD(n, i-1)) == CIRCUMFLEX) { |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1115 op = BINARY_XOR; |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1116 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1117 else { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1118 err_setstr(SystemError, |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1119 "com_xor_expr: operator not ^"); |
| 69 | 1120 c->c_errors++; |
| 1121 op = 255; | |
| 1122 } | |
| 1123 com_addbyte(c, op); | |
| 1124 } | |
| 1125 } | |
| 1126 | |
| 1127 static void | |
| 1128 com_expr(c, n) | |
| 1129 struct compiling *c; | |
| 1130 node *n; | |
| 1131 { | |
| 1132 int i; | |
| 1133 int op; | |
| 1134 REQ(n, expr); | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1135 com_xor_expr(c, CHILD(n, 0)); |
| 69 | 1136 for (i = 2; i < NCH(n); i += 2) { |
|
409
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1137 com_xor_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1138 if (TYPE(CHILD(n, i-1)) == VBAR) { |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1139 op = BINARY_OR; |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1140 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1141 else { |
| 69 | 1142 err_setstr(SystemError, |
|
409
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1143 "com_expr: expr operator not |"); |
| 69 | 1144 c->c_errors++; |
| 1145 op = 255; | |
| 1146 } | |
| 1147 com_addbyte(c, op); | |
| 1148 } | |
| 1149 } | |
| 1150 | |
| 1151 static enum cmp_op | |
| 1152 cmp_type(n) | |
| 1153 node *n; | |
| 1154 { | |
| 1155 REQ(n, comp_op); | |
|
388
31d509e94271
Comment out 'abort()' call.
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parents:
336
diff
changeset
|
1156 /* comp_op: '<' | '>' | '=' | '>=' | '<=' | '<>' | '!=' | '==' |
| 69 | 1157 | 'in' | 'not' 'in' | 'is' | 'is' not' */ |
| 1158 if (NCH(n) == 1) { | |
| 1159 n = CHILD(n, 0); | |
| 1160 switch (TYPE(n)) { | |
| 1161 case LESS: return LT; | |
| 1162 case GREATER: return GT; | |
|
388
31d509e94271
Comment out 'abort()' call.
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parents:
336
diff
changeset
|
1163 case EQEQUAL: /* == */ |
| 69 | 1164 case EQUAL: return EQ; |
|
388
31d509e94271
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diff
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|
1165 case LESSEQUAL: return LE; |
|
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diff
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|
1166 case GREATEREQUAL: return GE; |
|
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|
1167 case NOTEQUAL: return NE; /* <> or != */ |
| 69 | 1168 case NAME: if (strcmp(STR(n), "in") == 0) return IN; |
| 1169 if (strcmp(STR(n), "is") == 0) return IS; | |
| 1170 } | |
| 1171 } | |
| 1172 else if (NCH(n) == 2) { | |
| 1173 switch (TYPE(CHILD(n, 0))) { | |
| 1174 case NAME: if (strcmp(STR(CHILD(n, 1)), "in") == 0) | |
| 1175 return NOT_IN; | |
| 1176 if (strcmp(STR(CHILD(n, 0)), "is") == 0) | |
| 1177 return IS_NOT; | |
| 1178 } | |
| 1179 } | |
| 1180 return BAD; | |
| 1181 } | |
| 1182 | |
| 1183 static void | |
| 1184 com_comparison(c, n) | |
| 1185 struct compiling *c; | |
| 1186 node *n; | |
| 1187 { | |
| 1188 int i; | |
| 1189 enum cmp_op op; | |
| 1190 int anchor; | |
| 1191 REQ(n, comparison); /* comparison: expr (comp_op expr)* */ | |
| 1192 com_expr(c, CHILD(n, 0)); | |
| 1193 if (NCH(n) == 1) | |
| 1194 return; | |
| 1195 | |
| 1196 /**************************************************************** | |
| 1197 The following code is generated for all but the last | |
| 1198 comparison in a chain: | |
| 1199 | |
| 1200 label: on stack: opcode: jump to: | |
| 1201 | |
| 1202 a <code to load b> | |
| 1203 a, b DUP_TOP | |
| 1204 a, b, b ROT_THREE | |
| 1205 b, a, b COMPARE_OP | |
| 1206 b, 0-or-1 JUMP_IF_FALSE L1 | |
| 1207 b, 1 POP_TOP | |
| 1208 b | |
| 1209 | |
| 1210 We are now ready to repeat this sequence for the next | |
| 1211 comparison in the chain. | |
| 1212 | |
| 1213 For the last we generate: | |
| 1214 | |
| 1215 b <code to load c> | |
| 1216 b, c COMPARE_OP | |
| 1217 0-or-1 | |
| 1218 | |
| 1219 If there were any jumps to L1 (i.e., there was more than one | |
| 1220 comparison), we generate: | |
| 1221 | |
| 1222 0-or-1 JUMP_FORWARD L2 | |
| 1223 L1: b, 0 ROT_TWO | |
| 1224 0, b POP_TOP | |
| 1225 0 | |
| 1226 L2: | |
| 1227 ****************************************************************/ | |
| 1228 | |
| 1229 anchor = 0; | |
| 1230 | |
| 1231 for (i = 2; i < NCH(n); i += 2) { | |
| 1232 com_expr(c, CHILD(n, i)); | |
| 1233 if (i+2 < NCH(n)) { | |
| 1234 com_addbyte(c, DUP_TOP); | |
| 1235 com_addbyte(c, ROT_THREE); | |
| 1236 } | |
| 1237 op = cmp_type(CHILD(n, i-1)); | |
| 1238 if (op == BAD) { | |
| 1239 err_setstr(SystemError, | |
| 1240 "com_comparison: unknown comparison op"); | |
| 1241 c->c_errors++; | |
| 1242 } | |
| 1243 com_addoparg(c, COMPARE_OP, op); | |
| 1244 if (i+2 < NCH(n)) { | |
| 1245 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1246 com_addbyte(c, POP_TOP); | |
| 1247 } | |
| 1248 } | |
| 1249 | |
| 1250 if (anchor) { | |
| 1251 int anchor2 = 0; | |
| 1252 com_addfwref(c, JUMP_FORWARD, &anchor2); | |
| 1253 com_backpatch(c, anchor); | |
| 1254 com_addbyte(c, ROT_TWO); | |
| 1255 com_addbyte(c, POP_TOP); | |
| 1256 com_backpatch(c, anchor2); | |
| 1257 } | |
| 1258 } | |
| 1259 | |
| 1260 static void | |
| 1261 com_not_test(c, n) | |
| 1262 struct compiling *c; | |
| 1263 node *n; | |
| 1264 { | |
| 1265 REQ(n, not_test); /* 'not' not_test | comparison */ | |
| 1266 if (NCH(n) == 1) { | |
| 1267 com_comparison(c, CHILD(n, 0)); | |
| 1268 } | |
| 1269 else { | |
| 1270 com_not_test(c, CHILD(n, 1)); | |
| 1271 com_addbyte(c, UNARY_NOT); | |
| 1272 } | |
| 1273 } | |
| 1274 | |
| 1275 static void | |
| 1276 com_and_test(c, n) | |
| 1277 struct compiling *c; | |
| 1278 node *n; | |
| 1279 { | |
| 1280 int i; | |
| 1281 int anchor; | |
| 1282 REQ(n, and_test); /* not_test ('and' not_test)* */ | |
| 1283 anchor = 0; | |
| 1284 i = 0; | |
| 1285 for (;;) { | |
| 1286 com_not_test(c, CHILD(n, i)); | |
| 1287 if ((i += 2) >= NCH(n)) | |
| 1288 break; | |
| 1289 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1290 com_addbyte(c, POP_TOP); | |
| 1291 } | |
| 1292 if (anchor) | |
| 1293 com_backpatch(c, anchor); | |
| 1294 } | |
| 1295 | |
| 1296 static void | |
| 1297 com_test(c, n) | |
| 1298 struct compiling *c; | |
| 1299 node *n; | |
| 1300 { | |
|
1417
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|
1301 REQ(n, test); /* and_test ('and' and_test)* | lambdef */ |
|
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|
1302 if (NCH(n) == 1 && TYPE(CHILD(n, 0)) == lambdef) { |
|
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|
1303 object *v; |
|
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Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1304 int i; |
|
2844
0261bf5b3819
keyword arguments and faster calls
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diff
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|
1305 int ndefs = com_argdefs(c, CHILD(n, 0)); |
|
1417
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diff
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|
1306 v = (object *) compile(CHILD(n, 0), c->c_filename); |
|
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|
1307 if (v == NULL) { |
|
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change syntactical position of lambdef (was an atom, now is a test)
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parents:
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diff
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|
1308 c->c_errors++; |
|
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parents:
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diff
changeset
|
1309 i = 255; |
|
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parents:
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diff
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|
1310 } |
|
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diff
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|
1311 else { |
|
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Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1312 i = com_addconst(c, v); |
|
f7edfa6d0dcb
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diff
changeset
|
1313 DECREF(v); |
|
f7edfa6d0dcb
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diff
changeset
|
1314 } |
|
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Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1315 com_addoparg(c, LOAD_CONST, i); |
|
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parents:
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diff
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|
1316 com_addoparg(c, MAKE_FUNCTION, ndefs); |
| 69 | 1317 } |
|
1417
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diff
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|
1318 else { |
|
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parents:
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diff
changeset
|
1319 int anchor = 0; |
|
f7edfa6d0dcb
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parents:
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diff
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|
1320 int i = 0; |
|
f7edfa6d0dcb
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parents:
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diff
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|
1321 for (;;) { |
|
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diff
changeset
|
1322 com_and_test(c, CHILD(n, i)); |
|
f7edfa6d0dcb
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diff
changeset
|
1323 if ((i += 2) >= NCH(n)) |
|
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parents:
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diff
changeset
|
1324 break; |
|
f7edfa6d0dcb
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parents:
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diff
changeset
|
1325 com_addfwref(c, JUMP_IF_TRUE, &anchor); |
|
f7edfa6d0dcb
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parents:
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diff
changeset
|
1326 com_addbyte(c, POP_TOP); |
|
f7edfa6d0dcb
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parents:
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diff
changeset
|
1327 } |
|
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parents:
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diff
changeset
|
1328 if (anchor) |
|
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diff
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|
1329 com_backpatch(c, anchor); |
|
f7edfa6d0dcb
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diff
changeset
|
1330 } |
| 69 | 1331 } |
| 1332 | |
| 1333 static void | |
| 482 | 1334 com_list(c, n, toplevel) |
| 69 | 1335 struct compiling *c; |
| 1336 node *n; | |
| 482 | 1337 int toplevel; /* If nonzero, *always* build a tuple */ |
| 69 | 1338 { |
| 1339 /* exprlist: expr (',' expr)* [',']; likewise for testlist */ | |
| 482 | 1340 if (NCH(n) == 1 && !toplevel) { |
| 69 | 1341 com_node(c, CHILD(n, 0)); |
| 1342 } | |
| 1343 else { | |
| 1344 int i; | |
| 1345 int len; | |
| 1346 len = (NCH(n) + 1) / 2; | |
| 1347 for (i = 0; i < NCH(n); i += 2) | |
| 1348 com_node(c, CHILD(n, i)); | |
| 1349 com_addoparg(c, BUILD_TUPLE, len); | |
| 1350 } | |
| 1351 } | |
| 1352 | |
| 1353 | |
| 1354 /* Begin of assignment compilation */ | |
| 1355 | |
| 1356 static void com_assign_name PROTO((struct compiling *, node *, int)); | |
| 1357 static void com_assign PROTO((struct compiling *, node *, int)); | |
| 1358 | |
| 1359 static void | |
| 1360 com_assign_attr(c, n, assigning) | |
| 1361 struct compiling *c; | |
| 1362 node *n; | |
| 1363 int assigning; | |
| 1364 { | |
| 1365 com_addopname(c, assigning ? STORE_ATTR : DELETE_ATTR, n); | |
| 1366 } | |
| 1367 | |
| 1368 static void | |
| 1369 com_assign_slice(c, n, assigning) | |
| 1370 struct compiling *c; | |
| 1371 node *n; | |
| 1372 int assigning; | |
| 1373 { | |
| 1374 com_slice(c, n, assigning ? STORE_SLICE : DELETE_SLICE); | |
| 1375 } | |
| 1376 | |
| 1377 static void | |
| 1378 com_assign_subscript(c, n, assigning) | |
| 1379 struct compiling *c; | |
| 1380 node *n; | |
| 1381 int assigning; | |
| 1382 { | |
|
3324
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diff
changeset
|
1383 if (NCH(n) == 1) |
|
36920bbd81a8
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parents:
3166
diff
changeset
|
1384 com_node(c, CHILD(n, 0)); |
|
36920bbd81a8
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Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1385 else { |
|
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Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1386 int i; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1387 int len = (NCH(n)+1)/2; |
|
36920bbd81a8
changes for complex and power (**) operator
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parents:
3166
diff
changeset
|
1388 for (i = 0; i < NCH(n); i += 2) |
|
36920bbd81a8
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diff
changeset
|
1389 com_node(c, CHILD(n, i)); |
|
36920bbd81a8
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parents:
3166
diff
changeset
|
1390 com_addoparg(c, BUILD_TUPLE, len); |
|
36920bbd81a8
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|
1391 } |
| 69 | 1392 com_addbyte(c, assigning ? STORE_SUBSCR : DELETE_SUBSCR); |
| 1393 } | |
| 1394 | |
| 1395 static void | |
| 1396 com_assign_trailer(c, n, assigning) | |
| 1397 struct compiling *c; | |
| 1398 node *n; | |
| 1399 int assigning; | |
| 1400 { | |
| 1401 REQ(n, trailer); | |
| 1402 switch (TYPE(CHILD(n, 0))) { | |
| 1403 case LPAR: /* '(' [exprlist] ')' */ | |
|
627
1d65f28c0aa9
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Guido van Rossum <guido@python.org>
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617
diff
changeset
|
1404 err_setstr(SyntaxError, "can't assign to function call"); |
| 69 | 1405 c->c_errors++; |
| 1406 break; | |
| 1407 case DOT: /* '.' NAME */ | |
| 1408 com_assign_attr(c, CHILD(n, 1), assigning); | |
| 1409 break; | |
| 1410 case LSQB: /* '[' subscript ']' */ | |
| 1411 n = CHILD(n, 1); | |
|
3324
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|
1412 REQ(n, subscript); /* subscript: expr (',' expr)* | [expr] ':' [expr] */ |
|
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parents:
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diff
changeset
|
1413 if (TYPE(CHILD(n, 0)) == COLON || (NCH(n) > 1 && TYPE(CHILD(n, 1)) == COLON)) |
| 69 | 1414 com_assign_slice(c, n, assigning); |
| 1415 else | |
|
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|
1416 com_assign_subscript(c, n, assigning); |
| 69 | 1417 break; |
| 1418 default: | |
|
627
1d65f28c0aa9
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parents:
617
diff
changeset
|
1419 err_setstr(SystemError, "unknown trailer type"); |
| 69 | 1420 c->c_errors++; |
| 1421 } | |
| 1422 } | |
| 1423 | |
| 1424 static void | |
| 1425 com_assign_tuple(c, n, assigning) | |
| 1426 struct compiling *c; | |
| 1427 node *n; | |
| 1428 int assigning; | |
| 1429 { | |
| 1430 int i; | |
| 1431 if (TYPE(n) != testlist) | |
| 1432 REQ(n, exprlist); | |
| 1433 if (assigning) | |
| 1434 com_addoparg(c, UNPACK_TUPLE, (NCH(n)+1)/2); | |
| 1435 for (i = 0; i < NCH(n); i += 2) | |
| 1436 com_assign(c, CHILD(n, i), assigning); | |
| 1437 } | |
| 1438 | |
| 1439 static void | |
| 1440 com_assign_list(c, n, assigning) | |
| 1441 struct compiling *c; | |
| 1442 node *n; | |
| 1443 int assigning; | |
| 1444 { | |
| 1445 int i; | |
| 1446 if (assigning) | |
| 1447 com_addoparg(c, UNPACK_LIST, (NCH(n)+1)/2); | |
| 1448 for (i = 0; i < NCH(n); i += 2) | |
| 1449 com_assign(c, CHILD(n, i), assigning); | |
| 1450 } | |
| 1451 | |
| 1452 static void | |
| 1453 com_assign_name(c, n, assigning) | |
| 1454 struct compiling *c; | |
| 1455 node *n; | |
| 1456 int assigning; | |
| 1457 { | |
| 1458 REQ(n, NAME); | |
| 1459 com_addopname(c, assigning ? STORE_NAME : DELETE_NAME, n); | |
| 1460 } | |
| 1461 | |
| 1462 static void | |
| 1463 com_assign(c, n, assigning) | |
| 1464 struct compiling *c; | |
| 1465 node *n; | |
| 1466 int assigning; | |
| 1467 { | |
| 1468 /* Loop to avoid trivial recursion */ | |
| 1469 for (;;) { | |
| 1470 switch (TYPE(n)) { | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1471 |
| 69 | 1472 case exprlist: |
| 1473 case testlist: | |
| 1474 if (NCH(n) > 1) { | |
| 1475 com_assign_tuple(c, n, assigning); | |
| 1476 return; | |
| 1477 } | |
| 1478 n = CHILD(n, 0); | |
| 1479 break; | |
|
73
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69
diff
changeset
|
1480 |
| 69 | 1481 case test: |
| 1482 case and_test: | |
| 1483 case not_test: | |
| 1484 case comparison: | |
| 1485 case expr: | |
|
409
b5fe6482072f
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388
diff
changeset
|
1486 case xor_expr: |
|
b5fe6482072f
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388
diff
changeset
|
1487 case and_expr: |
|
b5fe6482072f
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parents:
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diff
changeset
|
1488 case shift_expr: |
|
b5fe6482072f
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diff
changeset
|
1489 case arith_expr: |
| 69 | 1490 case term: |
|
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|
1491 case factor: |
| 69 | 1492 if (NCH(n) > 1) { |
|
627
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parents:
617
diff
changeset
|
1493 err_setstr(SyntaxError, |
| 69 | 1494 "can't assign to operator"); |
| 1495 c->c_errors++; | |
| 1496 return; | |
| 1497 } | |
| 1498 n = CHILD(n, 0); | |
| 1499 break; | |
|
73
3028acaa56b0
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diff
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|
1500 |
|
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|
1501 case power: /* atom trailer* ('**' power)* */ |
|
36920bbd81a8
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|
1502 /* ('+'|'-'|'~') factor | atom trailer* */ |
|
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|
1503 if (TYPE(CHILD(n, 0)) != atom) { |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1504 err_setstr(SyntaxError, |
| 69 | 1505 "can't assign to operator"); |
| 1506 c->c_errors++; | |
| 1507 return; | |
| 1508 } | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1509 if (NCH(n) > 1) { /* trailer or exponent present */ |
| 69 | 1510 int i; |
| 1511 com_node(c, CHILD(n, 0)); | |
| 1512 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
|
1513 if (TYPE(CHILD(n, i)) == DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1514 err_setstr(SyntaxError, |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1515 "can't assign to operator"); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1516 c->c_errors++; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1517 return; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1518 } |
| 69 | 1519 com_apply_trailer(c, CHILD(n, i)); |
| 1520 } /* NB i is still alive */ | |
| 1521 com_assign_trailer(c, | |
| 1522 CHILD(n, i), assigning); | |
| 1523 return; | |
| 1524 } | |
| 1525 n = CHILD(n, 0); | |
| 1526 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1527 |
| 69 | 1528 case atom: |
| 1529 switch (TYPE(CHILD(n, 0))) { | |
| 1530 case LPAR: | |
| 1531 n = CHILD(n, 1); | |
| 1532 if (TYPE(n) == RPAR) { | |
| 1533 /* XXX Should allow () = () ??? */ | |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1534 err_setstr(SyntaxError, |
| 69 | 1535 "can't assign to ()"); |
| 1536 c->c_errors++; | |
| 1537 return; | |
| 1538 } | |
| 1539 break; | |
| 1540 case LSQB: | |
| 1541 n = CHILD(n, 1); | |
| 1542 if (TYPE(n) == RSQB) { | |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1543 err_setstr(SyntaxError, |
| 69 | 1544 "can't assign to []"); |
| 1545 c->c_errors++; | |
| 1546 return; | |
| 1547 } | |
| 1548 com_assign_list(c, n, assigning); | |
| 1549 return; | |
| 1550 case NAME: | |
| 1551 com_assign_name(c, CHILD(n, 0), assigning); | |
| 1552 return; | |
| 1553 default: | |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1554 err_setstr(SyntaxError, |
| 544 | 1555 "can't assign to literal"); |
| 69 | 1556 c->c_errors++; |
| 1557 return; | |
| 1558 } | |
| 1559 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1560 |
| 69 | 1561 default: |
| 1562 fprintf(stderr, "node type %d\n", TYPE(n)); | |
| 1563 err_setstr(SystemError, "com_assign: bad node"); | |
| 1564 c->c_errors++; | |
| 1565 return; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1566 |
| 69 | 1567 } |
| 1568 } | |
| 1569 } | |
| 1570 | |
| 1571 static void | |
| 1572 com_expr_stmt(c, n) | |
| 1573 struct compiling *c; | |
| 1574 node *n; | |
| 1575 { | |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1576 REQ(n, expr_stmt); /* testlist ('=' testlist)* */ |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1577 com_node(c, CHILD(n, NCH(n)-1)); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1578 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
|
1579 if (c->c_interactive) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1580 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
|
1581 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1582 com_addbyte(c, POP_TOP); |
| 69 | 1583 } |
| 1584 else { | |
| 1585 int i; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1586 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
|
1587 if (i+2 < NCH(n)-2) |
| 69 | 1588 com_addbyte(c, DUP_TOP); |
| 1589 com_assign(c, CHILD(n, i), 1/*assign*/); | |
| 1590 } | |
| 1591 } | |
| 1592 } | |
| 1593 | |
| 1594 static void | |
| 1595 com_print_stmt(c, n) | |
| 1596 struct compiling *c; | |
| 1597 node *n; | |
| 1598 { | |
| 1599 int i; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1600 REQ(n, print_stmt); /* 'print' (test ',')* [test] */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1601 for (i = 1; i < NCH(n); i += 2) { |
| 69 | 1602 com_node(c, CHILD(n, i)); |
| 1603 com_addbyte(c, PRINT_ITEM); | |
| 1604 } | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1605 if (TYPE(CHILD(n, NCH(n)-1)) != COMMA) |
| 69 | 1606 com_addbyte(c, PRINT_NEWLINE); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1607 /* XXX Alternatively, LOAD_CONST '\n' and then PRINT_ITEM */ |
| 69 | 1608 } |
| 1609 | |
| 1610 static void | |
| 1611 com_return_stmt(c, n) | |
| 1612 struct compiling *c; | |
| 1613 node *n; | |
| 1614 { | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1615 REQ(n, return_stmt); /* 'return' [testlist] */ |
| 86 | 1616 if (!c->c_infunction) { |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
1617 err_setstr(SyntaxError, "'return' outside function"); |
| 86 | 1618 c->c_errors++; |
| 1619 } | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1620 if (NCH(n) < 2) |
| 69 | 1621 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 1622 else | |
| 1623 com_node(c, CHILD(n, 1)); | |
| 1624 com_addbyte(c, RETURN_VALUE); | |
| 1625 } | |
| 1626 | |
| 1627 static void | |
| 1628 com_raise_stmt(c, n) | |
| 1629 struct compiling *c; | |
| 1630 node *n; | |
| 1631 { | |
|
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
|
1632 REQ(n, raise_stmt); /* 'raise' test [',' test [',' test]] */ |
| 69 | 1633 com_node(c, CHILD(n, 1)); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1634 if (NCH(n) > 3) { |
| 69 | 1635 com_node(c, CHILD(n, 3)); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1636 if (NCH(n) > 5) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1637 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
|
1638 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1639 com_addoparg(c, RAISE_VARARGS, NCH(n)/2); |
| 69 | 1640 } |
| 1641 | |
| 1642 static void | |
| 1643 com_import_stmt(c, n) | |
| 1644 struct compiling *c; | |
| 1645 node *n; | |
| 1646 { | |
| 1647 int i; | |
| 1648 REQ(n, import_stmt); | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1649 /* 'import' dotted_name (',' dotted_name)* | |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1650 'from' dotted_name 'import' ('*' | NAME (',' NAME)*) */ |
| 69 | 1651 if (STR(CHILD(n, 0))[0] == 'f') { |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1652 /* 'from' dotted_name 'import' ... */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1653 REQ(CHILD(n, 1), dotted_name); |
| 69 | 1654 com_addopname(c, IMPORT_NAME, CHILD(n, 1)); |
| 1655 for (i = 3; i < NCH(n); i += 2) | |
| 1656 com_addopname(c, IMPORT_FROM, CHILD(n, i)); | |
| 1657 com_addbyte(c, POP_TOP); | |
| 1658 } | |
| 1659 else { | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1660 /* 'import' ... */ |
| 69 | 1661 for (i = 1; i < NCH(n); i += 2) { |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1662 REQ(CHILD(n, i), dotted_name); |
| 69 | 1663 com_addopname(c, IMPORT_NAME, CHILD(n, i)); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1664 com_addopname(c, STORE_NAME, CHILD(CHILD(n, i), 0)); |
| 69 | 1665 } |
| 1666 } | |
| 1667 } | |
| 1668 | |
| 1669 static void | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1670 com_global_stmt(c, n) |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1671 struct compiling *c; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1672 node *n; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1673 { |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1674 int i; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1675 REQ(n, global_stmt); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1676 /* 'global' NAME (',' NAME)* */ |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1677 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
|
1678 char *s = STR(CHILD(n, i)); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1679 if (dictlookup(c->c_locals, s) != NULL) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1680 err_setstr(SyntaxError, "name is local and global"); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1681 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1682 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1683 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
|
1684 c->c_errors++; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1685 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1686 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1687 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1688 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1689 com_newlocal_o(c, nameval) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1690 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1691 object *nameval; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1692 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1693 int i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1694 object *ival; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1695 if (getlistsize(c->c_varnames) != c->c_nlocals) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1696 /* 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
|
1697 if (c->c_errors == 0) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1698 err_setstr(SystemError, "mixed up var name/index"); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1699 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1700 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1701 return 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1702 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1703 ival = newintobject(i = c->c_nlocals++); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1704 if (ival == NULL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1705 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1706 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
|
1707 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1708 else if (addlistitem(c->c_varnames, nameval) != 0) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1709 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1710 XDECREF(ival); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1711 return i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1712 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1713 |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1714 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1715 com_addlocal_o(c, nameval) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1716 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1717 object *nameval; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1718 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1719 object *ival = mappinglookup(c->c_locals, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1720 if (ival != NULL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1721 return getintvalue(ival); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1722 return com_newlocal_o(c, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1723 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1724 |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1725 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1726 com_newlocal(c, name) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1727 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1728 char *name; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1729 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1730 object *nameval = newstringobject(name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1731 int i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1732 if (nameval == NULL) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1733 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1734 return 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1735 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1736 i = com_newlocal_o(c, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1737 DECREF(nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1738 return i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1739 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1740 |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1741 #define strequ(a, b) (strcmp((a), (b)) == 0) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1742 |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1743 static void |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1744 com_access_stmt(c, n) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1745 struct compiling *c; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1746 node *n; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1747 { |
|
3166
938c433c876a
disable code generation for access statement
Guido van Rossum <guido@python.org>
parents:
3139
diff
changeset
|
1748 #if 0 |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1749 int i, j, k, mode, imode; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1750 object *vmode; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1751 REQ(n, access_stmt); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1752 /* 'access' NAME (',' NAME)* ':' accesstype (',' accesstype)* |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1753 accesstype: NAME+ */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1754 |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1755 /* Find where the colon is */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1756 i = 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1757 while (TYPE(CHILD(n,i-1)) != COLON) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1758 i += 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1759 |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1760 /* Calculate the mode mask */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1761 mode = 0; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1762 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
|
1763 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
|
1764 for (k = 0; k < NCH(CHILD(n,j)); k++) { |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1765 if (strequ(STR(CHILD(CHILD(n,j),k)), "public")) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1766 p = 0; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1767 else if (strequ(STR(CHILD(CHILD(n,j),k)), "protected")) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1768 p = 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1769 else if (strequ(STR(CHILD(CHILD(n,j),k)), "private")) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1770 p = 2; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1771 else if (strequ(STR(CHILD(CHILD(n,j),k)), "read")) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1772 r = 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1773 else if (strequ(STR(CHILD(CHILD(n,j),k)), "write")) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1774 w = 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1775 else /* XXX should make this an exception */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1776 fprintf(stderr, "bad access type %s\n", |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1777 STR(CHILD(CHILD(n,j),k))); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1778 } |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1779 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
|
1780 r = w = 1; |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1781 if (p == 0) { |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1782 if (r == 1) mode |= AC_R_PUBLIC; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1783 if (w == 1) mode |= AC_W_PUBLIC; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1784 } else if (p == 1) { |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1785 if (r == 1) mode |= AC_R_PROTECTED; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1786 if (w == 1) mode |= AC_W_PROTECTED; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1787 } else { |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1788 if (r == 1) mode |= AC_R_PRIVATE; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1789 if (w == 1) mode |= AC_W_PRIVATE; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1790 } |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1791 } |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1792 vmode = newintobject((long)mode); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1793 imode = com_addconst(c, vmode); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1794 XDECREF(vmode); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1795 for (i = 1; TYPE(CHILD(n,i-1)) != COLON; i+=2) { |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1796 com_addoparg(c, LOAD_CONST, imode); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1797 com_addopname(c, ACCESS_MODE, CHILD(n, i)); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1798 } |
|
3166
938c433c876a
disable code generation for access statement
Guido van Rossum <guido@python.org>
parents:
3139
diff
changeset
|
1799 #endif |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1800 } |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
1801 |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1802 static void |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1803 com_exec_stmt(c, n) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1804 struct compiling *c; |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1805 node *n; |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1806 { |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1807 REQ(n, exec_stmt); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1808 /* exec_stmt: 'exec' expr ['in' expr [',' expr]] */ |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1809 com_node(c, CHILD(n, 1)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1810 if (NCH(n) >= 4) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1811 com_node(c, CHILD(n, 3)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1812 else |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1813 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1814 if (NCH(n) >= 6) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1815 com_node(c, CHILD(n, 5)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1816 else |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1817 com_addbyte(c, DUP_TOP); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1818 com_addbyte(c, EXEC_STMT); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1819 } |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1820 |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1821 static void |
| 69 | 1822 com_if_stmt(c, n) |
| 1823 struct compiling *c; | |
| 1824 node *n; | |
| 1825 { | |
| 1826 int i; | |
| 1827 int anchor = 0; | |
| 1828 REQ(n, if_stmt); | |
| 1829 /*'if' test ':' suite ('elif' test ':' suite)* ['else' ':' suite] */ | |
| 1830 for (i = 0; i+3 < NCH(n); i+=4) { | |
| 1831 int a = 0; | |
| 86 | 1832 node *ch = CHILD(n, i+1); |
| 1833 if (i > 0) | |
| 1834 com_addoparg(c, SET_LINENO, ch->n_lineno); | |
| 69 | 1835 com_node(c, CHILD(n, i+1)); |
| 1836 com_addfwref(c, JUMP_IF_FALSE, &a); | |
| 1837 com_addbyte(c, POP_TOP); | |
| 1838 com_node(c, CHILD(n, i+3)); | |
| 1839 com_addfwref(c, JUMP_FORWARD, &anchor); | |
| 1840 com_backpatch(c, a); | |
| 1841 com_addbyte(c, POP_TOP); | |
| 1842 } | |
| 1843 if (i+2 < NCH(n)) | |
| 1844 com_node(c, CHILD(n, i+2)); | |
| 1845 com_backpatch(c, anchor); | |
| 1846 } | |
| 1847 | |
| 1848 static void | |
| 1849 com_while_stmt(c, n) | |
| 1850 struct compiling *c; | |
| 1851 node *n; | |
| 1852 { | |
| 1853 int break_anchor = 0; | |
| 1854 int anchor = 0; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
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303
diff
changeset
|
1855 int save_begin = c->c_begin; |
| 69 | 1856 REQ(n, while_stmt); /* 'while' test ':' suite ['else' ':' suite] */ |
| 1857 com_addfwref(c, SETUP_LOOP, &break_anchor); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
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diff
changeset
|
1858 block_push(c, SETUP_LOOP); |
|
325b40d77235
New syntax: semicolons, continue statement.
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303
diff
changeset
|
1859 c->c_begin = c->c_nexti; |
| 86 | 1860 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 1861 com_node(c, CHILD(n, 1)); |
| 1862 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1863 com_addbyte(c, POP_TOP); | |
| 86 | 1864 c->c_loops++; |
| 69 | 1865 com_node(c, CHILD(n, 3)); |
| 86 | 1866 c->c_loops--; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
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303
diff
changeset
|
1867 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
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303
diff
changeset
|
1868 c->c_begin = save_begin; |
| 69 | 1869 com_backpatch(c, anchor); |
| 1870 com_addbyte(c, POP_TOP); | |
| 1871 com_addbyte(c, POP_BLOCK); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
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303
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1872 block_pop(c, SETUP_LOOP); |
| 69 | 1873 if (NCH(n) > 4) |
| 1874 com_node(c, CHILD(n, 6)); | |
| 1875 com_backpatch(c, break_anchor); | |
| 1876 } | |
| 1877 | |
| 1878 static void | |
| 1879 com_for_stmt(c, n) | |
| 1880 struct compiling *c; | |
| 1881 node *n; | |
| 1882 { | |
| 1883 object *v; | |
| 1884 int break_anchor = 0; | |
| 1885 int anchor = 0; | |
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1886 int save_begin = c->c_begin; |
| 69 | 1887 REQ(n, for_stmt); |
| 1888 /* 'for' exprlist 'in' exprlist ':' suite ['else' ':' suite] */ | |
| 1889 com_addfwref(c, SETUP_LOOP, &break_anchor); | |
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1890 block_push(c, SETUP_LOOP); |
| 69 | 1891 com_node(c, CHILD(n, 3)); |
| 1892 v = newintobject(0L); | |
| 1893 if (v == NULL) | |
| 1894 c->c_errors++; | |
| 1895 com_addoparg(c, LOAD_CONST, com_addconst(c, v)); | |
| 1896 XDECREF(v); | |
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1897 c->c_begin = c->c_nexti; |
| 86 | 1898 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 1899 com_addfwref(c, FOR_LOOP, &anchor); |
| 1900 com_assign(c, CHILD(n, 1), 1/*assigning*/); | |
| 86 | 1901 c->c_loops++; |
| 69 | 1902 com_node(c, CHILD(n, 5)); |
| 86 | 1903 c->c_loops--; |
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1904 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
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1905 c->c_begin = save_begin; |
| 69 | 1906 com_backpatch(c, anchor); |
| 1907 com_addbyte(c, POP_BLOCK); | |
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1908 block_pop(c, SETUP_LOOP); |
| 69 | 1909 if (NCH(n) > 8) |
| 1910 com_node(c, CHILD(n, 8)); | |
| 1911 com_backpatch(c, break_anchor); | |
| 1912 } | |
| 1913 | |
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1914 /* Code generated for "try: S finally: Sf" is as follows: |
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1915 |
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1916 SETUP_FINALLY L |
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1917 <code for S> |
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1918 POP_BLOCK |
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1919 LOAD_CONST <nil> |
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1920 L: <code for Sf> |
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1921 END_FINALLY |
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1922 |
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1923 The special instructions use the block stack. Each block |
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1924 stack entry contains the instruction that created it (here |
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1925 SETUP_FINALLY), the level of the value stack at the time the |
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1926 block stack entry was created, and a label (here L). |
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1927 |
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1928 SETUP_FINALLY: |
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1929 Pushes the current value stack level and the label |
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1930 onto the block stack. |
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1931 POP_BLOCK: |
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1932 Pops en entry from the block stack, and pops the value |
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1933 stack until its level is the same as indicated on the |
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1934 block stack. (The label is ignored.) |
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1935 END_FINALLY: |
| 86 | 1936 Pops a variable number of entries from the *value* stack |
| 1937 and re-raises the exception they specify. The number of | |
| 1938 entries popped depends on the (pseudo) exception type. | |
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1939 |
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1940 The block stack is unwound when an exception is raised: |
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1941 when a SETUP_FINALLY entry is found, the exception is pushed |
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1942 onto the value stack (and the exception condition is cleared), |
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1943 and the interpreter jumps to the label gotten from the block |
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1944 stack. |
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1945 |
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1946 Code generated for "try: S except E1, V1: S1 except E2, V2: S2 ...": |
| 86 | 1947 (The contents of the value stack is shown in [], with the top |
| 1948 at the right; 'tb' is trace-back info, 'val' the exception's | |
| 1949 associated value, and 'exc' the exception.) | |
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1950 |
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1951 Value stack Label Instruction Argument |
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1952 [] SETUP_EXCEPT L1 |
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1953 [] <code for S> |
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1954 [] POP_BLOCK |
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1955 [] JUMP_FORWARD L0 |
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1956 |
| 86 | 1957 [tb, val, exc] L1: DUP ) |
| 1958 [tb, val, exc, exc] <evaluate E1> ) | |
| 1959 [tb, val, exc, exc, E1] COMPARE_OP EXC_MATCH ) only if E1 | |
| 1960 [tb, val, exc, 1-or-0] JUMP_IF_FALSE L2 ) | |
| 1961 [tb, val, exc, 1] POP ) | |
| 1962 [tb, val, exc] POP | |
| 1963 [tb, val] <assign to V1> (or POP if no V1) | |
| 1964 [tb] POP | |
|
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1965 [] <code for S1> |
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1966 JUMP_FORWARD L0 |
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1967 |
| 86 | 1968 [tb, val, exc, 0] L2: POP |
| 1969 [tb, val, exc] DUP | |
|
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1970 .............................etc....................... |
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1971 |
| 86 | 1972 [tb, val, exc, 0] Ln+1: POP |
| 1973 [tb, val, exc] END_FINALLY # re-raise exception | |
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1974 |
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1975 [] L0: <next statement> |
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1976 |
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1977 Of course, parts are not generated if Vi or Ei is not present. |
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1978 */ |
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1979 |
| 69 | 1980 static void |
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1981 com_try_except(c, n) |
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1982 struct compiling *c; |
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1983 node *n; |
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1984 { |
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1985 int except_anchor = 0; |
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1986 int end_anchor = 0; |
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1987 int else_anchor = 0; |
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1988 int i; |
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1989 node *ch; |
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1990 |
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1991 com_addfwref(c, SETUP_EXCEPT, &except_anchor); |
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1992 block_push(c, SETUP_EXCEPT); |
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1993 com_node(c, CHILD(n, 2)); |
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1994 com_addbyte(c, POP_BLOCK); |
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1995 block_pop(c, SETUP_EXCEPT); |
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1996 com_addfwref(c, JUMP_FORWARD, &else_anchor); |
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1997 com_backpatch(c, except_anchor); |
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1998 for (i = 3; |
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1999 i < NCH(n) && TYPE(ch = CHILD(n, i)) == except_clause; |
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2000 i += 3) { |
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2001 /* except_clause: 'except' [expr [',' expr]] */ |
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2002 if (except_anchor == 0) { |
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2003 err_setstr(SyntaxError, |
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2004 "default 'except:' must be last"); |
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2005 c->c_errors++; |
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2006 break; |
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2007 } |
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2008 except_anchor = 0; |
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2009 com_addoparg(c, SET_LINENO, ch->n_lineno); |
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2010 if (NCH(ch) > 1) { |
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2011 com_addbyte(c, DUP_TOP); |
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2012 com_node(c, CHILD(ch, 1)); |
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2013 com_addoparg(c, COMPARE_OP, EXC_MATCH); |
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2014 com_addfwref(c, JUMP_IF_FALSE, &except_anchor); |
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2015 com_addbyte(c, POP_TOP); |
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2016 } |
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2017 com_addbyte(c, POP_TOP); |
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2018 if (NCH(ch) > 3) |
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2019 com_assign(c, CHILD(ch, 3), 1/*assigning*/); |
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2020 else |
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2021 com_addbyte(c, POP_TOP); |
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2022 com_addbyte(c, POP_TOP); |
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2023 com_node(c, CHILD(n, i+2)); |
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2024 com_addfwref(c, JUMP_FORWARD, &end_anchor); |
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2025 if (except_anchor) { |
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2026 com_backpatch(c, except_anchor); |
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39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2027 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
|
2028 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2029 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2030 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
|
2031 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
|
2032 if (i < NCH(n)) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2033 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
|
2034 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
|
2035 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2036 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2037 static void |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2038 com_try_finally(c, n) |
| 69 | 2039 struct compiling *c; |
| 2040 node *n; | |
| 2041 { | |
| 2042 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
|
2043 node *ch; |
|
792
dc3b455f7632
Only * can be used for varargs argument lists
Guido van Rossum <guido@python.org>
parents:
744
diff
changeset
|
2044 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2045 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
|
2046 block_push(c, SETUP_FINALLY); |
| 69 | 2047 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
|
2048 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
|
2049 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
|
2050 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
|
2051 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
|
2052 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
|
2053 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
|
2054 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
|
2055 com_node(c, ch); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2056 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
|
2057 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
|
2058 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2059 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2060 static void |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2061 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
|
2062 struct compiling *c; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2063 node *n; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2064 { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2065 REQ(n, try_stmt); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2066 /* 'try' ':' suite (except_clause ':' suite)+ ['else' ':' suite] |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2067 | 'try' ':' suite 'finally' ':' suite */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2068 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
|
2069 com_try_finally(c, n); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2070 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2071 com_try_except(c, n); |
| 69 | 2072 } |
| 2073 | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2074 static object * |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2075 get_docstring(n) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2076 node *n; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2077 { |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2078 int i; |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2079 |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2080 switch (TYPE(n)) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2081 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2082 case suite: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2083 if (NCH(n) == 1) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2084 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2085 else { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2086 for (i = 0; i < NCH(n); i++) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2087 node *ch = CHILD(n, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2088 if (TYPE(ch) == stmt) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2089 return get_docstring(ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2090 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2091 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2092 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2093 |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2094 case file_input: |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2095 for (i = 0; i < NCH(n); i++) { |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2096 node *ch = CHILD(n, i); |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2097 if (TYPE(ch) == stmt) |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2098 return get_docstring(ch); |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2099 } |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2100 break; |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2101 |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2102 case stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2103 case simple_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2104 case small_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2105 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2106 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2107 case expr_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2108 case testlist: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2109 case test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2110 case and_test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2111 case not_test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2112 case comparison: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2113 case expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2114 case xor_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2115 case and_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2116 case shift_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2117 case arith_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2118 case term: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2119 case factor: |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2120 case power: |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2121 if (NCH(n) == 1) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2122 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2123 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2124 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2125 case atom: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2126 if (TYPE(CHILD(n, 0)) == STRING) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2127 return parsestrplus(n); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2128 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2129 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2130 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2131 return NULL; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2132 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2133 |
| 69 | 2134 static void |
| 2135 com_suite(c, n) | |
| 2136 struct compiling *c; | |
| 2137 node *n; | |
| 2138 { | |
| 2139 REQ(n, suite); | |
| 2140 /* simple_stmt | NEWLINE INDENT NEWLINE* (stmt NEWLINE*)+ DEDENT */ | |
| 2141 if (NCH(n) == 1) { | |
| 2142 com_node(c, CHILD(n, 0)); | |
| 2143 } | |
| 2144 else { | |
| 2145 int i; | |
| 2146 for (i = 0; i < NCH(n); i++) { | |
| 2147 node *ch = CHILD(n, i); | |
| 2148 if (TYPE(ch) == stmt) | |
| 2149 com_node(c, ch); | |
| 2150 } | |
| 2151 } | |
| 2152 } | |
| 2153 | |
| 744 | 2154 /* ARGSUSED */ |
| 69 | 2155 static void |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2156 com_continue_stmt(c, n) |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2157 struct compiling *c; |
| 744 | 2158 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
|
2159 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2160 int i = c->c_nblocks; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2161 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
|
2162 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2163 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2164 else { |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
2165 err_setstr(SyntaxError, "'continue' not properly in loop"); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2166 c->c_errors++; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2167 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2168 /* XXX Could allow it inside a 'finally' clause |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2169 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
|
2170 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2171 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2172 static int |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2173 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
|
2174 struct compiling *c; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2175 node *n; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2176 { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2177 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
|
2178 if (TYPE(n) == lambdef) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2179 /* lambdef: 'lambda' [varargslist] ':' test */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2180 n = CHILD(n, 1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2181 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2182 else { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2183 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
|
2184 n = CHILD(n, 2); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2185 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
|
2186 n = CHILD(n, 1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2187 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2188 if (TYPE(n) != varargslist) |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2189 return 0; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2190 /* varargslist: |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2191 (fpdef ['=' test] ',')* '*' ....... | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2192 fpdef ['=' test] (',' fpdef ['=' test])* [','] */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2193 nch = NCH(n); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2194 nargs = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2195 ndefs = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2196 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
|
2197 int t; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2198 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
|
2199 break; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2200 nargs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2201 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2202 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
|
2203 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
|
2204 else |
|
e51e17b2d88b
fix bug with missing default for last arg (discovered by Tommy Burnette)
Guido van Rossum <guido@python.org>
parents:
2844
diff
changeset
|
2205 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
|
2206 if (t == EQUAL) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2207 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2208 ndefs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2209 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
|
2210 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2211 if (i >= nch) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2212 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2213 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
|
2214 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2215 else { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2216 /* 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
|
2217 if (ndefs) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2218 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
|
2219 com_addconst(c, None)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2220 ndefs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2221 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2222 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2223 if (t != COMMA) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2224 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2225 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2226 return ndefs; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2227 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2228 |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2229 static void |
| 69 | 2230 com_funcdef(c, n) |
| 2231 struct compiling *c; | |
| 2232 node *n; | |
| 2233 { | |
| 2234 object *v; | |
| 2235 REQ(n, funcdef); /* funcdef: 'def' NAME parameters ':' suite */ | |
|
1415
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
2236 v = (object *)compile(n, c->c_filename); |
| 69 | 2237 if (v == NULL) |
| 2238 c->c_errors++; | |
| 2239 else { | |
| 2240 int i = com_addconst(c, v); | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2241 int ndefs = com_argdefs(c, n); |
| 69 | 2242 com_addoparg(c, LOAD_CONST, i); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2243 com_addoparg(c, MAKE_FUNCTION, ndefs); |
| 69 | 2244 com_addopname(c, STORE_NAME, CHILD(n, 1)); |
| 2245 DECREF(v); | |
| 2246 } | |
| 2247 } | |
| 2248 | |
| 2249 static void | |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2250 com_bases(c, n) |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2251 struct compiling *c; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2252 node *n; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2253 { |
| 744 | 2254 int i; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2255 REQ(n, testlist); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2256 /* testlist: test (',' test)* [','] */ |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2257 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
|
2258 com_node(c, CHILD(n, i)); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2259 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
|
2260 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2261 |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2262 static void |
| 69 | 2263 com_classdef(c, n) |
| 2264 struct compiling *c; | |
| 2265 node *n; | |
| 2266 { | |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2267 int i; |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2268 object *v; |
| 69 | 2269 REQ(n, classdef); |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2270 /* classdef: class NAME ['(' testlist ')'] ':' suite */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2271 if ((v = newstringobject(STR(CHILD(n, 1)))) == NULL) { |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2272 c->c_errors++; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2273 return; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2274 } |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2275 /* Push the class name on the stack */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2276 i = com_addconst(c, v); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2277 com_addoparg(c, LOAD_CONST, i); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2278 DECREF(v); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2279 /* Push the tuple of base classes on the stack */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2280 if (TYPE(CHILD(n, 2)) != LPAR) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2281 com_addoparg(c, BUILD_TUPLE, 0); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2282 else |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2283 com_bases(c, CHILD(n, 3)); |
|
1415
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
2284 v = (object *)compile(n, c->c_filename); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2285 if (v == NULL) |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2286 c->c_errors++; |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2287 else { |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2288 i = com_addconst(c, v); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2289 com_addoparg(c, LOAD_CONST, i); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2290 com_addoparg(c, MAKE_FUNCTION, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2291 com_addoparg(c, CALL_FUNCTION, 0); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2292 com_addbyte(c, BUILD_CLASS); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2293 com_addopname(c, STORE_NAME, CHILD(n, 1)); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2294 DECREF(v); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2295 } |
| 69 | 2296 } |
| 2297 | |
| 2298 static void | |
| 2299 com_node(c, n) | |
| 2300 struct compiling *c; | |
| 2301 node *n; | |
| 2302 { | |
| 2303 switch (TYPE(n)) { | |
| 2304 | |
| 2305 /* Definition nodes */ | |
| 2306 | |
| 2307 case funcdef: | |
| 2308 com_funcdef(c, n); | |
| 2309 break; | |
| 2310 case classdef: | |
| 2311 com_classdef(c, n); | |
| 2312 break; | |
| 2313 | |
| 2314 /* Trivial parse tree nodes */ | |
| 2315 | |
| 2316 case stmt: | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2317 case small_stmt: |
| 86 | 2318 case flow_stmt: |
| 2319 com_node(c, CHILD(n, 0)); | |
| 2320 break; | |
| 2321 | |
| 69 | 2322 case simple_stmt: |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2323 /* small_stmt (';' small_stmt)* [';'] NEWLINE */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2324 com_addoparg(c, SET_LINENO, n->n_lineno); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2325 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2326 int i; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2327 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
|
2328 com_node(c, CHILD(n, i)); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2329 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2330 break; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2331 |
| 69 | 2332 case compound_stmt: |
| 86 | 2333 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 2334 com_node(c, CHILD(n, 0)); |
| 2335 break; | |
| 2336 | |
| 2337 /* Statement nodes */ | |
| 2338 | |
| 2339 case expr_stmt: | |
| 2340 com_expr_stmt(c, n); | |
| 2341 break; | |
| 2342 case print_stmt: | |
| 2343 com_print_stmt(c, n); | |
| 2344 break; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2345 case del_stmt: /* 'del' exprlist */ |
| 69 | 2346 com_assign(c, CHILD(n, 1), 0/*delete*/); |
| 2347 break; | |
| 2348 case pass_stmt: | |
| 2349 break; | |
| 2350 case break_stmt: | |
| 86 | 2351 if (c->c_loops == 0) { |
|
627
1d65f28c0aa9
Raise SyntaxError for syntax errors detected in this phase.
Guido van Rossum <guido@python.org>
parents:
617
diff
changeset
|
2352 err_setstr(SyntaxError, "'break' outside loop"); |
| 86 | 2353 c->c_errors++; |
| 2354 } | |
| 69 | 2355 com_addbyte(c, BREAK_LOOP); |
| 2356 break; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2357 case continue_stmt: |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2358 com_continue_stmt(c, n); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2359 break; |
| 69 | 2360 case return_stmt: |
| 2361 com_return_stmt(c, n); | |
| 2362 break; | |
| 2363 case raise_stmt: | |
| 2364 com_raise_stmt(c, n); | |
| 2365 break; | |
| 2366 case import_stmt: | |
| 2367 com_import_stmt(c, n); | |
| 2368 break; | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2369 case global_stmt: |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2370 com_global_stmt(c, n); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2371 break; |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2372 case access_stmt: |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2373 com_access_stmt(c, n); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2374 break; |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2375 case exec_stmt: |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2376 com_exec_stmt(c, n); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2377 break; |
| 69 | 2378 case if_stmt: |
| 2379 com_if_stmt(c, n); | |
| 2380 break; | |
| 2381 case while_stmt: | |
| 2382 com_while_stmt(c, n); | |
| 2383 break; | |
| 2384 case for_stmt: | |
| 2385 com_for_stmt(c, n); | |
| 2386 break; | |
| 2387 case try_stmt: | |
| 2388 com_try_stmt(c, n); | |
| 2389 break; | |
| 2390 case suite: | |
| 2391 com_suite(c, n); | |
| 2392 break; | |
| 2393 | |
| 2394 /* Expression nodes */ | |
| 2395 | |
| 2396 case testlist: | |
| 482 | 2397 com_list(c, n, 0); |
| 69 | 2398 break; |
| 2399 case test: | |
| 2400 com_test(c, n); | |
| 2401 break; | |
| 2402 case and_test: | |
| 2403 com_and_test(c, n); | |
| 2404 break; | |
| 2405 case not_test: | |
| 2406 com_not_test(c, n); | |
| 2407 break; | |
| 2408 case comparison: | |
| 2409 com_comparison(c, n); | |
| 2410 break; | |
| 2411 case exprlist: | |
| 482 | 2412 com_list(c, n, 0); |
| 69 | 2413 break; |
| 2414 case expr: | |
| 2415 com_expr(c, n); | |
| 2416 break; | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2417 case xor_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2418 com_xor_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2419 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2420 case and_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2421 com_and_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2422 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2423 case shift_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2424 com_shift_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2425 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2426 case arith_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2427 com_arith_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2428 break; |
| 69 | 2429 case term: |
| 2430 com_term(c, n); | |
| 2431 break; | |
| 2432 case factor: | |
| 2433 com_factor(c, n); | |
| 2434 break; | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2435 case power: |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2436 com_power(c, n); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2437 break; |
| 69 | 2438 case atom: |
| 2439 com_atom(c, n); | |
| 2440 break; | |
| 2441 | |
| 2442 default: | |
| 2443 fprintf(stderr, "node type %d\n", TYPE(n)); | |
| 2444 err_setstr(SystemError, "com_node: unexpected node type"); | |
| 2445 c->c_errors++; | |
| 2446 } | |
| 2447 } | |
| 2448 | |
| 2449 static void com_fplist PROTO((struct compiling *, node *)); | |
| 2450 | |
| 2451 static void | |
| 2452 com_fpdef(c, n) | |
| 2453 struct compiling *c; | |
| 2454 node *n; | |
| 2455 { | |
| 2456 REQ(n, fpdef); /* fpdef: NAME | '(' fplist ')' */ | |
| 2457 if (TYPE(CHILD(n, 0)) == LPAR) | |
| 2458 com_fplist(c, CHILD(n, 1)); | |
| 2459 else | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2460 com_addoparg(c, STORE_FAST, com_newlocal(c, STR(CHILD(n, 0)))); |
| 69 | 2461 } |
| 2462 | |
| 2463 static void | |
| 2464 com_fplist(c, n) | |
| 2465 struct compiling *c; | |
| 2466 node *n; | |
| 2467 { | |
| 544 | 2468 REQ(n, fplist); /* fplist: fpdef (',' fpdef)* [','] */ |
| 69 | 2469 if (NCH(n) == 1) { |
| 2470 com_fpdef(c, CHILD(n, 0)); | |
| 2471 } | |
| 2472 else { | |
| 2473 int i; | |
| 2474 com_addoparg(c, UNPACK_TUPLE, (NCH(n)+1)/2); | |
| 2475 for (i = 0; i < NCH(n); i += 2) | |
| 2476 com_fpdef(c, CHILD(n, i)); | |
| 2477 } | |
| 2478 } | |
| 2479 | |
| 2480 static void | |
| 584 | 2481 com_arglist(c, n) |
| 2482 struct compiling *c; | |
| 2483 node *n; | |
| 2484 { | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2485 int nch, i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2486 int complex = 0; |
| 584 | 2487 REQ(n, varargslist); |
|
617
755bb8efcc2d
Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents:
584
diff
changeset
|
2488 /* varargslist: |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2489 (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
|
2490 nch = NCH(n); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2491 /* 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
|
2492 for (i = 0; i < nch; i++) { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2493 node *ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2494 node *fp; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2495 char *name; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2496 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
|
2497 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2498 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2499 fp = CHILD(ch, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2500 if (TYPE(fp) == NAME) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2501 name = STR(fp); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2502 else { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2503 name = ""; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2504 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
|
2505 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2506 com_newlocal(c, name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2507 c->c_argcount++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2508 if (++i >= nch) |
| 584 | 2509 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2510 ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2511 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
|
2512 i += 2; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2513 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2514 REQ(ch, COMMA); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2515 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2516 /* Handle *arguments */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2517 if (i < nch) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2518 node *ch; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2519 ch = CHILD(n, i); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2520 if (TYPE(ch) != DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2521 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2522 ch = CHILD(n, i+1); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2523 if (TYPE(ch) == NAME) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2524 c->c_flags |= CO_VARARGS; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2525 i += 3; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2526 com_newlocal(c, STR(ch)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2527 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2528 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2529 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2530 /* Handle **keywords */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2531 if (i < nch) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2532 node *ch; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2533 ch = CHILD(n, i); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2534 if (TYPE(ch) != DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2535 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2536 ch = CHILD(n, i+1); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2537 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2538 ch = CHILD(n, i+2); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2539 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2540 else |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2541 ch = CHILD(n, i+1); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2542 REQ(ch, NAME); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2543 c->c_flags |= CO_VARKEYWORDS; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2544 com_newlocal(c, STR(ch)); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2545 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2546 if (complex) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2547 /* Generate code for complex arguments only after |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2548 having counted the simple arguments */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2549 int ilocal = 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2550 for (i = 0; i < nch; i++) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2551 node *ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2552 node *fp; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2553 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
|
2554 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2555 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2556 fp = CHILD(ch, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2557 if (TYPE(fp) != NAME) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2558 com_addoparg(c, LOAD_FAST, ilocal); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2559 com_fpdef(c, ch); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2560 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2561 ilocal++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2562 if (++i >= nch) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2563 break; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2564 ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2565 if (TYPE(ch) == EQUAL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2566 i += 2; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2567 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2568 REQ(ch, COMMA); |
| 584 | 2569 } |
| 2570 } | |
| 2571 } | |
| 2572 | |
| 2573 static void | |
| 69 | 2574 com_file_input(c, n) |
| 2575 struct compiling *c; | |
| 2576 node *n; | |
| 2577 { | |
| 2578 int i; | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2579 object *doc; |
| 69 | 2580 REQ(n, file_input); /* (NEWLINE | stmt)* ENDMARKER */ |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2581 doc = get_docstring(n); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2582 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2583 int i = com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2584 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2585 com_addoparg(c, LOAD_CONST, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2586 com_addopnamestr(c, STORE_NAME, "__doc__"); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2587 } |
| 69 | 2588 for (i = 0; i < NCH(n); i++) { |
| 2589 node *ch = CHILD(n, i); | |
| 2590 if (TYPE(ch) != ENDMARKER && TYPE(ch) != NEWLINE) | |
| 2591 com_node(c, ch); | |
| 2592 } | |
| 2593 } | |
| 2594 | |
| 2595 /* Top-level compile-node interface */ | |
| 2596 | |
| 2597 static void | |
| 2598 compile_funcdef(c, n) | |
| 2599 struct compiling *c; | |
| 2600 node *n; | |
| 2601 { | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2602 object *doc; |
| 69 | 2603 node *ch; |
| 2604 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
|
2605 c->c_name = STR(CHILD(n, 1)); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2606 doc = get_docstring(CHILD(n, 4)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2607 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2608 (void) com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2609 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2610 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2611 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2612 (void) com_addconst(c, None); /* No docstring */ |
| 584 | 2613 ch = CHILD(n, 2); /* parameters: '(' [varargslist] ')' */ |
| 2614 ch = CHILD(ch, 1); /* ')' | varargslist */ | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2615 if (TYPE(ch) == varargslist) |
| 584 | 2616 com_arglist(c, ch); |
| 86 | 2617 c->c_infunction = 1; |
| 69 | 2618 com_node(c, CHILD(n, 4)); |
| 86 | 2619 c->c_infunction = 0; |
| 69 | 2620 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2621 com_addbyte(c, RETURN_VALUE); | |
| 2622 } | |
| 2623 | |
| 2624 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
|
2625 compile_lambdef(c, n) |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2626 struct compiling *c; |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2627 node *n; |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2628 { |
|
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
|
2629 node *ch; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2630 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
|
2631 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
|
2632 |
|
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
2633 ch = CHILD(n, 1); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2634 (void) com_addconst(c, None); /* No docstring */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2635 if (TYPE(ch) == varargslist) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2636 com_arglist(c, ch); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2637 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
|
2638 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2639 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2640 ch = CHILD(n, 2); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2641 com_node(c, ch); |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2642 com_addbyte(c, RETURN_VALUE); |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2643 } |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2644 |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2645 static void |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2646 compile_classdef(c, n) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2647 struct compiling *c; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2648 node *n; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2649 { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2650 node *ch; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2651 object *doc; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2652 REQ(n, classdef); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2653 /* classdef: 'class' NAME ['(' testlist ')'] ':' suite */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2654 c->c_name = STR(CHILD(n, 1)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2655 ch = CHILD(n, NCH(n)-1); /* The suite */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2656 doc = get_docstring(ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2657 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2658 int i = com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2659 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2660 com_addoparg(c, LOAD_CONST, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2661 com_addopnamestr(c, STORE_NAME, "__doc__"); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2662 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2663 else |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2664 (void) com_addconst(c, None); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2665 com_node(c, ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2666 com_addbyte(c, LOAD_LOCALS); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2667 com_addbyte(c, RETURN_VALUE); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2668 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2669 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2670 static void |
| 69 | 2671 compile_node(c, n) |
| 2672 struct compiling *c; | |
| 2673 node *n; | |
| 2674 { | |
| 86 | 2675 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 2676 | |
| 69 | 2677 switch (TYPE(n)) { |
| 2678 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2679 case single_input: /* One interactive command */ |
| 69 | 2680 /* 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
|
2681 c->c_interactive++; |
| 69 | 2682 n = CHILD(n, 0); |
| 2683 if (TYPE(n) != NEWLINE) | |
| 2684 com_node(c, n); | |
| 86 | 2685 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2686 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
|
2687 c->c_interactive--; |
| 69 | 2688 break; |
| 2689 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2690 case file_input: /* A whole file, or built-in function exec() */ |
| 69 | 2691 com_file_input(c, n); |
| 86 | 2692 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2693 com_addbyte(c, RETURN_VALUE); | |
| 69 | 2694 break; |
| 2695 | |
|
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
|
2696 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
|
2697 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
|
2698 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
|
2699 break; |
|
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2700 |
|
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
|
2701 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
|
2702 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
|
2703 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
|
2704 |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2705 case funcdef: /* A function definition */ |
| 69 | 2706 compile_funcdef(c, n); |
| 2707 break; | |
| 2708 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2709 case classdef: /* A class definition */ |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2710 compile_classdef(c, n); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2711 break; |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2712 |
| 69 | 2713 default: |
| 2714 fprintf(stderr, "node type %d\n", TYPE(n)); | |
| 2715 err_setstr(SystemError, "compile_node: unexpected node type"); | |
| 2716 c->c_errors++; | |
| 2717 } | |
| 2718 } | |
| 2719 | |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2720 /* 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
|
2721 |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2722 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
|
2723 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
|
2724 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
|
2725 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
|
2726 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2727 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
|
2728 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
|
2729 function definitions, class definitions and import statements. |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2730 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
|
2731 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
|
2732 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2733 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
|
2734 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
|
2735 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2736 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
|
2737 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
|
2738 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
|
2739 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
|
2740 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
|
2741 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2742 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
|
2743 |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2744 static void |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2745 optimize(c) |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2746 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
|
2747 { |
|
203
ceb36ec6198d
BUGFIX! Instructions are unsigned bytes.
Guido van Rossum <guido@python.org>
parents:
176
diff
changeset
|
2748 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
|
2749 int opcode; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2750 int oparg; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2751 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
|
2752 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
|
2753 |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2754 #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
|
2755 #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
|
2756 #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
|
2757 #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
|
2758 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2759 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
|
2760 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2761 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
|
2762 |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2763 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
|
2764 for (;;) { |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2765 opcode = NEXTOP(); |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2766 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
|
2767 break; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2768 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
|
2769 oparg = NEXTARG(); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2770 switch (opcode) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2771 case STORE_NAME: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2772 case DELETE_NAME: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2773 case IMPORT_FROM: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2774 com_addlocal_o(c, GETNAMEOBJ(oparg)); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2775 break; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2776 case EXEC_STMT: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2777 c->c_flags &= ~CO_OPTIMIZED; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2778 break; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2779 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2780 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2781 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2782 if (dictlookup(c->c_locals, "*") != NULL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2783 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
|
2784 |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2785 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
|
2786 for (;;) { |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2787 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
|
2788 opcode = NEXTOP(); |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2789 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
|
2790 break; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2791 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
|
2792 oparg = NEXTARG(); |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2793 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
|
2794 opcode == STORE_NAME || |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2795 opcode == DELETE_NAME) { |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2796 object *v; |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2797 int i; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2798 name = GETNAMEOBJ(oparg); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2799 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
|
2800 if (v == NULL) { |
| 336 | 2801 err_clear(); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2802 if (opcode == LOAD_NAME && |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2803 (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
|
2804 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
|
2805 continue; |
| 336 | 2806 } |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2807 i = getintvalue(v); |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2808 switch (opcode) { |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2809 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
|
2810 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
|
2811 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
|
2812 } |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2813 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
|
2814 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
|
2815 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2816 } |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2817 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2818 if (c->c_errors == 0) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2819 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
|
2820 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2821 |
| 69 | 2822 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
|
2823 compile(n, filename) |
| 69 | 2824 node *n; |
| 86 | 2825 char *filename; |
| 69 | 2826 { |
| 2827 struct compiling sc; | |
| 2828 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
|
2829 if (!com_init(&sc, filename)) |
| 69 | 2830 return NULL; |
| 2831 compile_node(&sc, n); | |
| 2832 com_done(&sc); | |
|
2844
0261bf5b3819
keyword arguments and faster calls
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diff
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|
2833 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
|
2834 optimize(&sc); |
|
2844
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
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|
2835 sc.c_flags |= CO_NEWLOCALS; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
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|
2836 } |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
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diff
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|
2837 else if (TYPE(n) == classdef) |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
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diff
changeset
|
2838 sc.c_flags |= CO_NEWLOCALS; |
|
1257
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
2839 co = NULL; |
|
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
2840 if (sc.c_errors == 0) { |
|
2844
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
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|
2841 object *consts, *names, *varnames, *filename, *name; |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2842 consts = listtuple(sc.c_consts); |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2843 names = listtuple(sc.c_names); |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2844 varnames = listtuple(sc.c_varnames); |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2845 filename = newstringobject(sc.c_filename); |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2846 name = newstringobject(sc.c_name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2847 if (!err_occurred()) |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2848 co = newcodeobject(sc.c_argcount, |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2849 sc.c_nlocals, |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2850 sc.c_flags, |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2851 sc.c_code, |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2852 consts, |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2853 names, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2854 varnames, |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2855 filename, |
|
0261bf5b3819
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parents:
2813
diff
changeset
|
2856 name); |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2857 XDECREF(consts); |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2858 XDECREF(names); |
|
0261bf5b3819
keyword arguments and faster calls
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parents:
2813
diff
changeset
|
2859 XDECREF(varnames); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2860 XDECREF(filename); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2861 XDECREF(name); |
|
266
b5826bf29677
Changed and exported newcodeobject() interface, for ".pyc" files.
Guido van Rossum <guido@python.org>
parents:
238
diff
changeset
|
2862 } |
| 69 | 2863 com_free(&sc); |
| 2864 return co; | |
| 2865 } |