Mercurial > cpython-lru_cache-weakref
annotate Python/compile.c @ 4963:5ded2bc1908b legacy-trunk
"ported" Guido's embedding demo to the mac, and wrote some minimal
notes on embedding on the mac.
| author | Jack Jansen <jack.jansen@cwi.nl> |
|---|---|
| date | Wed, 15 Jan 1997 16:53:37 +0000 |
| parents | 32220c5728f5 |
| children | 8276916e1ea8 |
| 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 or Corporation for National Research Initiatives or |
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13 CNRI not be used in advertising or publicity pertaining to |
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14 distribution of the software without specific, written prior |
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15 permission. |
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16 |
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17 While CWI is the initial source for this software, a modified version |
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18 is made available by the Corporation for National Research Initiatives |
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19 (CNRI) at the Internet address ftp://ftp.python.org. |
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20 |
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21 STICHTING MATHEMATISCH CENTRUM AND CNRI DISCLAIM ALL WARRANTIES WITH |
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22 REGARD TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF |
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23 MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL STICHTING MATHEMATISCH |
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24 CENTRUM OR CNRI BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL |
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25 DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR |
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26 PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER |
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27 TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR |
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28 PERFORMANCE OF THIS SOFTWARE. |
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29 |
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30 ******************************************************************/ |
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31 |
| 69 | 32 /* Compile an expression node to intermediate code */ |
| 33 | |
| 86 | 34 /* XXX TO DO: |
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35 XXX Compute maximum needed stack sizes while compiling; |
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36 XXX then frame object can be one malloc and no stack checks are needed |
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37 XXX add __doc__ attribute == co_doc to code object attributes |
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38 XXX don't execute doc string |
| 86 | 39 XXX Generate simple jump for break/return outside 'try...finally' |
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40 XXX get rid of SET_LINENO instructions, use JAR's table trick |
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41 XXX (need an option to put them back in, for debugger!) |
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42 XXX other JAR tricks? |
| 86 | 43 */ |
| 69 | 44 |
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45 #ifndef NO_PRIVATE_NAME_MANGLING |
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46 #define PRIVATE_NAME_MANGLING |
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47 #endif |
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48 |
| 86 | 49 #include "allobjects.h" |
| 50 | |
| 69 | 51 #include "node.h" |
| 52 #include "token.h" | |
| 53 #include "graminit.h" | |
| 54 #include "compile.h" | |
| 55 #include "opcode.h" | |
| 86 | 56 #include "structmember.h" |
| 57 | |
| 58 #include <ctype.h> | |
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59 #include <errno.h> |
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60 |
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61 #define OP_DELETE 0 |
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62 #define OP_ASSIGN 1 |
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63 #define OP_APPLY 2 |
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64 |
| 86 | 65 #define OFF(x) offsetof(codeobject, x) |
| 66 | |
| 67 static struct memberlist code_memberlist[] = { | |
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68 {"co_argcount", T_INT, OFF(co_argcount), READONLY}, |
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69 {"co_nlocals", T_INT, OFF(co_nlocals), READONLY}, |
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70 {"co_flags", T_INT, OFF(co_flags), READONLY}, |
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71 {"co_code", T_OBJECT, OFF(co_code), READONLY}, |
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72 {"co_consts", T_OBJECT, OFF(co_consts), READONLY}, |
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73 {"co_names", T_OBJECT, OFF(co_names), READONLY}, |
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74 {"co_varnames", T_OBJECT, OFF(co_varnames), READONLY}, |
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75 {"co_filename", T_OBJECT, OFF(co_filename), READONLY}, |
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76 {"co_name", T_OBJECT, OFF(co_name), READONLY}, |
| 86 | 77 {NULL} /* Sentinel */ |
| 78 }; | |
| 79 | |
| 80 static object * | |
| 81 code_getattr(co, name) | |
| 82 codeobject *co; | |
| 83 char *name; | |
| 84 { | |
| 85 return getmember((char *)co, code_memberlist, name); | |
| 86 } | |
| 69 | 87 |
| 88 static void | |
| 86 | 89 code_dealloc(co) |
| 90 codeobject *co; | |
| 69 | 91 { |
| 86 | 92 XDECREF(co->co_code); |
| 93 XDECREF(co->co_consts); | |
| 94 XDECREF(co->co_names); | |
| 95 XDECREF(co->co_filename); | |
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96 XDECREF(co->co_name); |
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97 XDECREF(co->co_varnames); |
| 86 | 98 DEL(co); |
| 69 | 99 } |
| 100 | |
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101 static object * |
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102 code_repr(co) |
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103 codeobject *co; |
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104 { |
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105 char buf[500]; |
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106 int lineno = -1; |
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107 char *p = GETSTRINGVALUE(co->co_code); |
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108 char *filename = "???"; |
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109 char *name = "???"; |
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110 if (*p == SET_LINENO) |
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111 lineno = (p[1] & 0xff) | ((p[2] & 0xff) << 8); |
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112 if (co->co_filename && is_stringobject(co->co_filename)) |
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113 filename = getstringvalue(co->co_filename); |
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114 if (co->co_name && is_stringobject(co->co_name)) |
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115 name = getstringvalue(co->co_name); |
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116 sprintf(buf, "<code object %.100s at %lx, file \"%.300s\", line %d>", |
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117 name, (long)co, filename, lineno); |
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118 return newstringobject(buf); |
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119 } |
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120 |
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121 static int |
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122 code_compare(co, cp) |
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123 codeobject *co, *cp; |
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124 { |
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125 int cmp; |
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126 cmp = cp->co_argcount - cp->co_argcount; |
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127 if (cmp) return cmp; |
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128 cmp = cp->co_nlocals - cp->co_nlocals; |
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129 if (cmp) return cmp; |
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130 cmp = cp->co_flags - cp->co_flags; |
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131 if (cmp) return cmp; |
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132 cmp = cmpobject((object *)co->co_code, (object *)cp->co_code); |
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133 if (cmp) return cmp; |
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134 cmp = cmpobject(co->co_consts, cp->co_consts); |
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135 if (cmp) return cmp; |
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136 cmp = cmpobject(co->co_names, cp->co_names); |
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137 if (cmp) return cmp; |
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138 cmp = cmpobject(co->co_varnames, cp->co_varnames); |
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139 return cmp; |
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140 } |
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141 |
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142 static long |
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143 code_hash(co) |
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144 codeobject *co; |
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145 { |
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146 long h, h1, h2, h3, h4; |
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147 h1 = hashobject((object *)co->co_code); |
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148 if (h1 == -1) return -1; |
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149 h2 = hashobject(co->co_consts); |
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150 if (h2 == -1) return -1; |
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151 h3 = hashobject(co->co_names); |
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152 if (h3 == -1) return -1; |
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153 h4 = hashobject(co->co_varnames); |
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154 if (h4 == -1) return -1; |
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155 h = h1 ^ h2 ^ h3 ^ h4 ^ |
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156 co->co_argcount ^ co->co_nlocals ^ co->co_flags; |
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157 if (h == -1) h = -2; |
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158 return h; |
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159 } |
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160 |
| 69 | 161 typeobject Codetype = { |
| 162 OB_HEAD_INIT(&Typetype) | |
| 163 0, | |
| 164 "code", | |
| 165 sizeof(codeobject), | |
| 166 0, | |
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167 (destructor)code_dealloc, /*tp_dealloc*/ |
| 69 | 168 0, /*tp_print*/ |
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169 (getattrfunc)code_getattr, /*tp_getattr*/ |
| 69 | 170 0, /*tp_setattr*/ |
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171 (cmpfunc)code_compare, /*tp_compare*/ |
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172 (reprfunc)code_repr, /*tp_repr*/ |
| 69 | 173 0, /*tp_as_number*/ |
| 174 0, /*tp_as_sequence*/ | |
| 175 0, /*tp_as_mapping*/ | |
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176 (hashfunc)code_hash, /*tp_hash*/ |
| 69 | 177 }; |
| 178 | |
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179 codeobject * |
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180 newcodeobject(argcount, nlocals, flags, |
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181 code, consts, names, varnames, filename, name) |
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182 int argcount; |
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183 int nlocals; |
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184 int flags; |
| 69 | 185 object *code; |
| 186 object *consts; | |
| 187 object *names; | |
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188 object *varnames; |
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189 object *filename; |
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190 object *name; |
| 69 | 191 { |
| 192 codeobject *co; | |
| 193 int i; | |
| 194 /* Check argument types */ | |
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195 if (argcount < 0 || nlocals < 0 || |
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196 code == NULL || !is_stringobject(code) || |
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197 consts == NULL || !is_tupleobject(consts) || |
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198 names == NULL || !is_tupleobject(names) || |
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199 varnames == NULL || !is_tupleobject(varnames) || |
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200 name == NULL || !is_stringobject(name) || |
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201 filename == NULL || !is_stringobject(filename)) { |
| 69 | 202 err_badcall(); |
| 203 return NULL; | |
| 204 } | |
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205 /* Make sure names and varnames are all strings */ |
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206 for (i = gettuplesize(names); --i >= 0; ) { |
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207 object *v = gettupleitem(names, i); |
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208 if (v == NULL || !is_stringobject(v)) { |
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209 err_badcall(); |
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210 return NULL; |
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211 } |
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212 } |
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213 for (i = gettuplesize(varnames); --i >= 0; ) { |
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214 object *v = gettupleitem(varnames, i); |
| 69 | 215 if (v == NULL || !is_stringobject(v)) { |
| 216 err_badcall(); | |
| 217 return NULL; | |
| 218 } | |
| 219 } | |
| 220 co = NEWOBJ(codeobject, &Codetype); | |
| 221 if (co != NULL) { | |
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222 co->co_argcount = argcount; |
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223 co->co_nlocals = nlocals; |
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224 co->co_flags = flags; |
| 69 | 225 INCREF(code); |
| 226 co->co_code = (stringobject *)code; | |
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227 INCREF(consts); |
| 69 | 228 co->co_consts = consts; |
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229 INCREF(names); |
| 69 | 230 co->co_names = names; |
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231 INCREF(varnames); |
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232 co->co_varnames = varnames; |
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233 INCREF(filename); |
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234 co->co_filename = filename; |
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235 INCREF(name); |
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236 co->co_name = name; |
| 69 | 237 } |
| 238 return co; | |
| 239 } | |
| 240 | |
| 241 | |
| 242 /* Data structure used internally */ | |
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243 |
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244 #define MAXBLOCKS 20 /* Max static block nesting within a function */ |
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245 |
| 69 | 246 struct compiling { |
| 247 object *c_code; /* string */ | |
| 248 object *c_consts; /* list of objects */ | |
| 249 object *c_names; /* list of strings (names) */ | |
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250 object *c_globals; /* dictionary (value=None) */ |
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251 object *c_locals; /* dictionary (value=localID) */ |
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252 object *c_varnames; /* list (inverse of c_locals) */ |
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253 int c_nlocals; /* index of next local */ |
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254 int c_argcount; /* number of top-level arguments */ |
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255 int c_flags; /* same as co_flags */ |
| 69 | 256 int c_nexti; /* index into c_code */ |
| 257 int c_errors; /* counts errors occurred */ | |
| 86 | 258 int c_infunction; /* set when compiling a function */ |
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259 int c_interactive; /* generating code for interactive command */ |
| 86 | 260 int c_loops; /* counts nested loops */ |
|
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261 int c_begin; /* begin of current loop, for 'continue' */ |
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262 int c_block[MAXBLOCKS]; /* stack of block types */ |
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263 int c_nblocks; /* current block stack level */ |
| 86 | 264 char *c_filename; /* filename of current node */ |
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265 char *c_name; /* name of object (e.g. function) */ |
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266 int c_lineno; /* Current line number */ |
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267 #ifdef PRIVATE_NAME_MANGLING |
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268 char *c_private; /* for private name mangling */ |
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269 #endif |
| 69 | 270 }; |
| 271 | |
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272 |
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273 /* Error message including line number */ |
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274 |
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275 static void |
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276 com_error(c, exc, msg) |
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277 struct compiling *c; |
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278 object *exc; |
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279 char *msg; |
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280 { |
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281 int n = strlen(msg); |
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282 object *v; |
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283 char buffer[30]; |
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284 char *s; |
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285 c->c_errors++; |
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286 if (c->c_lineno <= 1) { |
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287 /* Unknown line number or single interactive command */ |
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288 err_setstr(exc, msg); |
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289 return; |
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290 } |
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291 sprintf(buffer, " (line %d)", c->c_lineno); |
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292 v = newsizedstringobject((char *)NULL, n + strlen(buffer)); |
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293 if (v == NULL) |
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294 return; /* MemoryError, too bad */ |
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295 s = GETSTRINGVALUE((stringobject *)v); |
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296 strcpy(s, msg); |
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297 strcat(s, buffer); |
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298 err_setval(exc, v); |
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299 DECREF(v); |
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300 } |
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301 |
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302 |
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303 /* Interface to the block stack */ |
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304 |
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305 static void |
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306 block_push(c, type) |
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307 struct compiling *c; |
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308 int type; |
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309 { |
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310 if (c->c_nblocks >= MAXBLOCKS) { |
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311 com_error(c, SystemError, "too many statically nested blocks"); |
|
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312 } |
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313 else { |
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314 c->c_block[c->c_nblocks++] = type; |
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315 } |
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316 } |
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317 |
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318 static void |
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319 block_pop(c, type) |
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320 struct compiling *c; |
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321 int type; |
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322 { |
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323 if (c->c_nblocks > 0) |
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324 c->c_nblocks--; |
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325 if (c->c_block[c->c_nblocks] != type && c->c_errors == 0) { |
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326 com_error(c, SystemError, "bad block pop"); |
|
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327 } |
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328 } |
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329 |
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330 |
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331 /* Prototype forward declarations */ |
|
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332 |
|
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* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
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333 static int com_init PROTO((struct compiling *, char *)); |
| 69 | 334 static void com_free PROTO((struct compiling *)); |
| 335 static void com_done PROTO((struct compiling *)); | |
| 336 static void com_node PROTO((struct compiling *, struct _node *)); | |
|
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337 static void com_factor PROTO((struct compiling *, struct _node *)); |
| 69 | 338 static void com_addbyte PROTO((struct compiling *, int)); |
| 339 static void com_addint PROTO((struct compiling *, int)); | |
| 340 static void com_addoparg PROTO((struct compiling *, int, int)); | |
| 341 static void com_addfwref PROTO((struct compiling *, int, int *)); | |
| 342 static void com_backpatch PROTO((struct compiling *, int)); | |
| 343 static int com_add PROTO((struct compiling *, object *, object *)); | |
| 344 static int com_addconst PROTO((struct compiling *, object *)); | |
| 345 static int com_addname PROTO((struct compiling *, object *)); | |
| 346 static void com_addopname PROTO((struct compiling *, int, node *)); | |
| 482 | 347 static void com_list PROTO((struct compiling *, node *, int)); |
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348 static int com_argdefs PROTO((struct compiling *, node *)); |
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349 static int com_newlocal PROTO((struct compiling *, char *)); |
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350 static codeobject *icompile PROTO((struct _node *, struct compiling *)); |
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351 static codeobject *jcompile PROTO((struct _node *, char *, struct compiling *)); |
| 69 | 352 |
| 353 static int | |
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354 com_init(c, filename) |
| 69 | 355 struct compiling *c; |
| 86 | 356 char *filename; |
| 69 | 357 { |
|
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358 if ((c->c_code = newsizedstringobject((char *)NULL, 1000)) == NULL) |
| 69 | 359 goto fail_3; |
| 360 if ((c->c_consts = newlistobject(0)) == NULL) | |
| 361 goto fail_2; | |
| 362 if ((c->c_names = newlistobject(0)) == NULL) | |
| 363 goto fail_1; | |
|
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364 if ((c->c_globals = newdictobject()) == NULL) |
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365 goto fail_0; |
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366 if ((c->c_locals = newdictobject()) == NULL) |
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367 goto fail_00; |
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368 if ((c->c_varnames = newlistobject(0)) == NULL) |
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369 goto fail_000; |
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370 c->c_nlocals = 0; |
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371 c->c_argcount = 0; |
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372 c->c_flags = 0; |
| 69 | 373 c->c_nexti = 0; |
| 374 c->c_errors = 0; | |
| 86 | 375 c->c_infunction = 0; |
|
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* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
376 c->c_interactive = 0; |
| 86 | 377 c->c_loops = 0; |
|
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378 c->c_begin = 0; |
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379 c->c_nblocks = 0; |
| 86 | 380 c->c_filename = filename; |
|
1257
1cabc2b6c970
* Changed all copyright messages to include 1993.
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|
381 c->c_name = "?"; |
|
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|
382 c->c_lineno = 0; |
| 69 | 383 return 1; |
| 384 | |
|
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|
385 fail_000: |
|
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386 DECREF(c->c_locals); |
|
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|
387 fail_00: |
|
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|
388 DECREF(c->c_globals); |
|
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diff
changeset
|
389 fail_0: |
|
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diff
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|
390 DECREF(c->c_names); |
| 69 | 391 fail_1: |
| 392 DECREF(c->c_consts); | |
| 393 fail_2: | |
| 394 DECREF(c->c_code); | |
| 395 fail_3: | |
| 396 return 0; | |
| 397 } | |
| 398 | |
| 399 static void | |
| 400 com_free(c) | |
| 401 struct compiling *c; | |
| 402 { | |
| 403 XDECREF(c->c_code); | |
| 404 XDECREF(c->c_consts); | |
| 405 XDECREF(c->c_names); | |
|
466
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Implement 'global' and new class syntax.
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|
406 XDECREF(c->c_globals); |
|
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|
407 XDECREF(c->c_locals); |
|
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diff
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|
408 XDECREF(c->c_varnames); |
| 69 | 409 } |
| 410 | |
| 411 static void | |
| 412 com_done(c) | |
| 413 struct compiling *c; | |
| 414 { | |
| 415 if (c->c_code != NULL) | |
| 416 resizestring(&c->c_code, c->c_nexti); | |
| 417 } | |
| 418 | |
| 419 static void | |
| 420 com_addbyte(c, byte) | |
| 421 struct compiling *c; | |
| 422 int byte; | |
| 423 { | |
| 424 int len; | |
|
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keyword arguments and faster calls
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|
425 /*fprintf(stderr, "%3d: %3d\n", c->c_nexti, byte);*/ |
| 69 | 426 if (byte < 0 || byte > 255) { |
|
388
31d509e94271
Comment out 'abort()' call.
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336
diff
changeset
|
427 /* |
| 86 | 428 fprintf(stderr, "XXX compiling bad byte: %d\n", byte); |
|
2052
d7e91437f0a2
Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
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diff
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|
429 fatal("com_addbyte: byte out of range"); |
|
388
31d509e94271
Comment out 'abort()' call.
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|
430 */ |
|
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46d736fb9da3
Added line number to most compile-time error messages.
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|
431 com_error(c, SystemError, "com_addbyte: byte out of range"); |
| 69 | 432 } |
| 433 if (c->c_code == NULL) | |
| 434 return; | |
| 435 len = getstringsize(c->c_code); | |
| 436 if (c->c_nexti >= len) { | |
| 437 if (resizestring(&c->c_code, len+1000) != 0) { | |
| 438 c->c_errors++; | |
| 439 return; | |
| 440 } | |
| 441 } | |
| 442 getstringvalue(c->c_code)[c->c_nexti++] = byte; | |
| 443 } | |
| 444 | |
| 445 static void | |
| 446 com_addint(c, x) | |
| 447 struct compiling *c; | |
| 448 int x; | |
| 449 { | |
|
73
3028acaa56b0
Compile class definitions.
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diff
changeset
|
450 com_addbyte(c, x & 0xff); |
|
3028acaa56b0
Compile class definitions.
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diff
changeset
|
451 com_addbyte(c, x >> 8); /* XXX x should be positive */ |
| 69 | 452 } |
| 453 | |
| 454 static void | |
| 455 com_addoparg(c, op, arg) | |
| 456 struct compiling *c; | |
| 457 int op; | |
| 458 int arg; | |
| 459 { | |
|
4315
46d736fb9da3
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|
460 if (op == SET_LINENO) |
|
46d736fb9da3
Added line number to most compile-time error messages.
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|
461 c->c_lineno = arg; |
| 69 | 462 com_addbyte(c, op); |
| 463 com_addint(c, arg); | |
| 464 } | |
| 465 | |
| 466 static void | |
| 467 com_addfwref(c, op, p_anchor) | |
| 468 struct compiling *c; | |
| 469 int op; | |
| 470 int *p_anchor; | |
| 471 { | |
| 472 /* Compile a forward reference for backpatching */ | |
| 473 int here; | |
| 474 int anchor; | |
| 475 com_addbyte(c, op); | |
| 476 here = c->c_nexti; | |
| 477 anchor = *p_anchor; | |
| 478 *p_anchor = here; | |
| 479 com_addint(c, anchor == 0 ? 0 : here - anchor); | |
| 480 } | |
| 481 | |
| 482 static void | |
| 483 com_backpatch(c, anchor) | |
| 484 struct compiling *c; | |
| 485 int anchor; /* Must be nonzero */ | |
| 486 { | |
| 487 unsigned char *code = (unsigned char *) getstringvalue(c->c_code); | |
| 488 int target = c->c_nexti; | |
| 489 int dist; | |
| 490 int prev; | |
| 491 for (;;) { | |
| 492 /* Make the JUMP instruction at anchor point to target */ | |
|
73
3028acaa56b0
Compile class definitions.
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diff
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|
493 prev = code[anchor] + (code[anchor+1] << 8); |
|
3028acaa56b0
Compile class definitions.
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diff
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|
494 dist = target - (anchor+2); |
|
3028acaa56b0
Compile class definitions.
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diff
changeset
|
495 code[anchor] = dist & 0xff; |
|
3028acaa56b0
Compile class definitions.
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diff
changeset
|
496 code[anchor+1] = dist >> 8; |
| 69 | 497 if (!prev) |
| 498 break; | |
| 499 anchor -= prev; | |
| 500 } | |
| 501 } | |
| 502 | |
| 544 | 503 /* Handle literals and names uniformly */ |
| 69 | 504 |
| 505 static int | |
| 506 com_add(c, list, v) | |
| 507 struct compiling *c; | |
| 508 object *list; | |
| 509 object *v; | |
| 510 { | |
|
73
3028acaa56b0
Compile class definitions.
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diff
changeset
|
511 int n = getlistsize(list); |
|
3028acaa56b0
Compile class definitions.
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diff
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|
512 int i; |
|
3028acaa56b0
Compile class definitions.
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diff
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|
513 for (i = n; --i >= 0; ) { |
|
3028acaa56b0
Compile class definitions.
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diff
changeset
|
514 object *w = getlistitem(list, i); |
|
303
149dd121d0a6
Check for identical types before comparing objects to see if they
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266
diff
changeset
|
515 if (v->ob_type == w->ob_type && cmpobject(v, w) == 0) |
|
73
3028acaa56b0
Compile class definitions.
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diff
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|
516 return i; |
|
3028acaa56b0
Compile class definitions.
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diff
changeset
|
517 } |
| 69 | 518 if (addlistitem(list, v) != 0) |
| 519 c->c_errors++; | |
|
73
3028acaa56b0
Compile class definitions.
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diff
changeset
|
520 return n; |
| 69 | 521 } |
| 522 | |
| 523 static int | |
| 524 com_addconst(c, v) | |
| 525 struct compiling *c; | |
| 526 object *v; | |
| 527 { | |
| 528 return com_add(c, c->c_consts, v); | |
| 529 } | |
| 530 | |
| 531 static int | |
| 532 com_addname(c, v) | |
| 533 struct compiling *c; | |
| 534 object *v; | |
| 535 { | |
| 536 return com_add(c, c->c_names, v); | |
| 537 } | |
| 538 | |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
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diff
changeset
|
539 #ifdef PRIVATE_NAME_MANGLING |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
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diff
changeset
|
540 static int |
|
eedaa59341b9
Name mangling, what the heck!
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diff
changeset
|
541 com_mangle(c, name, buffer, maxlen) |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
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diff
changeset
|
542 struct compiling *c; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
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diff
changeset
|
543 char *name; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
544 char *buffer; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
545 int maxlen; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
546 { |
|
4131
6b589334e0e9
Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
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4130
diff
changeset
|
547 /* Name mangling: __private becomes _classname__private. |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
548 This is independent from how the name is used. */ |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
549 char *p; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
550 int nlen, plen; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
551 nlen = strlen(name); |
|
4131
6b589334e0e9
Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
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4130
diff
changeset
|
552 if (nlen+2 >= maxlen) |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
553 return 0; /* Don't mangle __extremely_long_names */ |
|
eedaa59341b9
Name mangling, what the heck!
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parents:
4003
diff
changeset
|
554 if (name[nlen-1] == '_' && name[nlen-2] == '_') |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
555 return 0; /* Don't mangle __whatever__ */ |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
556 p = c->c_private; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
557 /* Strip leading underscores from class name */ |
|
eedaa59341b9
Name mangling, what the heck!
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parents:
4003
diff
changeset
|
558 while (*p == '_') |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
559 p++; |
|
eedaa59341b9
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Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
560 if (*p == '\0') |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
561 return 0; /* Don't mangle if class is just underscores */ |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
562 plen = strlen(p); |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
563 if (plen + nlen >= maxlen) |
|
4131
6b589334e0e9
Afterthough: leave both leading underscores in,
Guido van Rossum <guido@python.org>
parents:
4130
diff
changeset
|
564 plen = maxlen-nlen-2; /* Truncate class name if too long */ |
|
6b589334e0e9
Afterthough: leave both leading underscores in,
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parents:
4130
diff
changeset
|
565 /* buffer = "_" + p[:plen] + name # i.e. 1+plen+nlen bytes */ |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
566 buffer[0] = '_'; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
567 strncpy(buffer+1, p, plen); |
|
4131
6b589334e0e9
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parents:
4130
diff
changeset
|
568 strcpy(buffer+1+plen, name); |
|
4129
eedaa59341b9
Name mangling, what the heck!
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parents:
4003
diff
changeset
|
569 /* fprintf(stderr, "mangle %s -> %s\n", name, buffer); */ |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
570 return 1; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
571 } |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
572 #endif |
|
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|
573 |
| 69 | 574 static void |
|
2089
53aa51433f7f
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changeset
|
575 com_addopnamestr(c, op, name) |
| 69 | 576 struct compiling *c; |
| 577 int op; | |
|
2089
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diff
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|
578 char *name; |
| 69 | 579 { |
| 580 object *v; | |
| 581 int i; | |
|
4129
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diff
changeset
|
582 #ifdef PRIVATE_NAME_MANGLING |
|
eedaa59341b9
Name mangling, what the heck!
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parents:
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diff
changeset
|
583 char buffer[256]; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
584 if (name != NULL && name[0] == '_' && name[1] == '_' && |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
585 c->c_private != NULL && |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
586 com_mangle(c, name, buffer, (int)sizeof(buffer))) |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
587 name = buffer; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
588 #endif |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
589 if (name == NULL || (v = newstringobject(name)) == NULL) { |
| 69 | 590 c->c_errors++; |
| 591 i = 255; | |
| 592 } | |
| 593 else { | |
| 594 i = com_addname(c, v); | |
| 595 DECREF(v); | |
| 596 } | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
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diff
changeset
|
597 /* Hack to replace *_NAME opcodes by *_GLOBAL if necessary */ |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
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409
diff
changeset
|
598 switch (op) { |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
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409
diff
changeset
|
599 case LOAD_NAME: |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
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diff
changeset
|
600 case STORE_NAME: |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
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diff
changeset
|
601 case DELETE_NAME: |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
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diff
changeset
|
602 if (dictlookup(c->c_globals, name) != NULL) { |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
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diff
changeset
|
603 switch (op) { |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
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diff
changeset
|
604 case LOAD_NAME: op = LOAD_GLOBAL; break; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
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409
diff
changeset
|
605 case STORE_NAME: op = STORE_GLOBAL; break; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
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parents:
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diff
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|
606 case DELETE_NAME: op = DELETE_GLOBAL; break; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
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parents:
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diff
changeset
|
607 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
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diff
changeset
|
608 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
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diff
changeset
|
609 } |
| 69 | 610 com_addoparg(c, op, i); |
| 611 } | |
| 612 | |
|
2089
53aa51433f7f
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parents:
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diff
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|
613 static void |
|
53aa51433f7f
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diff
changeset
|
614 com_addopname(c, op, n) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
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diff
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|
615 struct compiling *c; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
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|
616 int op; |
|
53aa51433f7f
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|
617 node *n; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
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diff
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|
618 { |
|
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changeset
|
619 char *name; |
|
53aa51433f7f
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|
620 char buffer[1000]; |
|
53aa51433f7f
Two independent chages:
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changeset
|
621 /* XXX it is possible to write this code without the 1000 |
|
53aa51433f7f
Two independent chages:
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diff
changeset
|
622 chars on the total length of dotted names, I just can't be |
|
53aa51433f7f
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diff
changeset
|
623 bothered right now */ |
|
53aa51433f7f
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|
624 if (TYPE(n) == STAR) |
|
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|
625 name = "*"; |
|
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diff
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|
626 else if (TYPE(n) == dotted_name) { |
|
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diff
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|
627 char *p = buffer; |
|
53aa51433f7f
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|
628 int i; |
|
53aa51433f7f
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|
629 name = buffer; |
|
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|
630 for (i = 0; i < NCH(n); i += 2) { |
|
53aa51433f7f
Two independent chages:
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|
631 char *s = STR(CHILD(n, i)); |
|
53aa51433f7f
Two independent chages:
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|
632 if (p + strlen(s) > buffer + (sizeof buffer) - 2) { |
|
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diff
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|
633 com_error(c, MemoryError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
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4131
diff
changeset
|
634 "dotted_name too long"); |
|
2367
915fabec64a3
fix typo (== for =) in assignment
Guido van Rossum <guido@python.org>
parents:
2310
diff
changeset
|
635 name = NULL; |
|
2089
53aa51433f7f
Two independent chages:
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diff
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|
636 break; |
|
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|
637 } |
|
53aa51433f7f
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|
638 if (p != buffer) |
|
53aa51433f7f
Two independent chages:
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diff
changeset
|
639 *p++ = '.'; |
|
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diff
changeset
|
640 strcpy(p, s); |
|
53aa51433f7f
Two independent chages:
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parents:
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changeset
|
641 p = strchr(p, '\0'); |
|
53aa51433f7f
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|
642 } |
|
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diff
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|
643 } |
|
53aa51433f7f
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|
644 else { |
|
53aa51433f7f
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|
645 REQ(n, NAME); |
|
53aa51433f7f
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diff
changeset
|
646 name = STR(n); |
|
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diff
changeset
|
647 } |
|
53aa51433f7f
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diff
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|
648 com_addopnamestr(c, op, name); |
|
53aa51433f7f
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|
649 } |
|
53aa51433f7f
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diff
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|
650 |
| 69 | 651 static object * |
|
4315
46d736fb9da3
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diff
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|
652 parsenumber(co, s) |
|
46d736fb9da3
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diff
changeset
|
653 struct compiling *co; |
| 69 | 654 char *s; |
| 655 { | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
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|
656 extern long mystrtol PROTO((const char *, char **, int)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
changeset
|
657 extern unsigned long mystrtoul PROTO((const char *, char **, int)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
changeset
|
658 extern double atof PROTO((const char *)); |
|
466
90cbcb0b97dc
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|
659 char *end; |
| 69 | 660 long x; |
|
3324
36920bbd81a8
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diff
changeset
|
661 #ifndef WITHOUT_COMPLEX |
|
3766
516490c8192c
Py_complex; and WITHOUT_COMPLEX added to getargs.c
Guido van Rossum <guido@python.org>
parents:
3366
diff
changeset
|
662 Py_complex c; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
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diff
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|
663 int imflag; |
|
36920bbd81a8
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parents:
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diff
changeset
|
664 #endif |
|
36920bbd81a8
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diff
changeset
|
665 |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
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diff
changeset
|
666 errno = 0; |
|
466
90cbcb0b97dc
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changeset
|
667 end = s + strlen(s) - 1; |
|
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diff
changeset
|
668 #ifndef WITHOUT_COMPLEX |
|
3366
c25865884649
only use 'j' for imaginary constants
Guido van Rossum <guido@python.org>
parents:
3349
diff
changeset
|
669 imflag = *end == 'j' || *end == 'J'; |
|
3324
36920bbd81a8
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diff
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|
670 #endif |
| 744 | 671 if (*end == 'l' || *end == 'L') |
|
466
90cbcb0b97dc
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parents:
409
diff
changeset
|
672 return long_scan(s, 0); |
|
617
755bb8efcc2d
Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents:
584
diff
changeset
|
673 if (s[0] == '0') |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
changeset
|
674 x = (long) mystrtoul(s, &end, 0); |
|
617
755bb8efcc2d
Use strtoul() for oct/hex constants.
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parents:
584
diff
changeset
|
675 else |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
changeset
|
676 x = mystrtol(s, &end, 0); |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
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diff
changeset
|
677 if (*end == '\0') { |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
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160
diff
changeset
|
678 if (errno != 0) { |
|
4315
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parents:
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changeset
|
679 com_error(co, OverflowError, |
|
46d736fb9da3
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4131
diff
changeset
|
680 "integer literal too large"); |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
681 return NULL; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
682 } |
| 69 | 683 return newintobject(x); |
|
176
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diff
changeset
|
684 } |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
685 /* XXX Huge floats may silently fail */ |
|
3324
36920bbd81a8
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parents:
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diff
changeset
|
686 #ifndef WITHOUT_COMPLEX |
|
36920bbd81a8
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parents:
3166
diff
changeset
|
687 if (imflag) { |
|
36920bbd81a8
changes for complex and power (**) operator
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diff
changeset
|
688 c.real = 0.; |
|
36920bbd81a8
changes for complex and power (**) operator
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parents:
3166
diff
changeset
|
689 c.imag = atof(s); |
|
36920bbd81a8
changes for complex and power (**) operator
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parents:
3166
diff
changeset
|
690 return newcomplexobject(c); |
|
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|
691 } |
|
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|
692 else |
|
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|
693 #endif |
|
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|
694 return newfloatobject(atof(s)); |
| 69 | 695 } |
| 696 | |
| 697 static object * | |
| 698 parsestr(s) | |
| 699 char *s; | |
| 700 { | |
| 701 object *v; | |
| 702 int len; | |
| 703 char *buf; | |
| 704 char *p; | |
|
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|
705 char *end; |
| 69 | 706 int c; |
|
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|
707 int quote = *s; |
|
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|
708 if (quote != '\'' && quote != '\"') { |
| 69 | 709 err_badcall(); |
| 710 return NULL; | |
| 711 } | |
| 712 s++; | |
| 713 len = strlen(s); | |
|
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|
714 if (s[--len] != quote) { |
| 69 | 715 err_badcall(); |
| 716 return NULL; | |
| 717 } | |
|
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* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
718 if (len >= 4 && s[0] == quote && s[1] == quote) { |
|
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|
719 s += 2; |
|
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* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
720 len -= 2; |
|
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|
721 if (s[--len] != quote || s[--len] != quote) { |
|
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|
722 err_badcall(); |
|
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* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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diff
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|
723 return NULL; |
|
39a4c15acb32
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Guido van Rossum <guido@python.org>
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diff
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|
724 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
725 } |
| 69 | 726 if (strchr(s, '\\') == NULL) |
| 727 return newsizedstringobject(s, len); | |
| 728 v = newsizedstringobject((char *)NULL, len); | |
| 729 p = buf = getstringvalue(v); | |
|
1833
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|
730 end = s + len; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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|
731 while (s < end) { |
| 69 | 732 if (*s != '\\') { |
| 733 *p++ = *s++; | |
| 734 continue; | |
| 735 } | |
| 736 s++; | |
| 737 switch (*s++) { | |
| 738 /* XXX This assumes ASCII! */ | |
|
1833
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|
739 case '\n': break; |
| 69 | 740 case '\\': *p++ = '\\'; break; |
| 741 case '\'': *p++ = '\''; break; | |
|
1364
132602d854d8
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diff
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|
742 case '\"': *p++ = '\"'; break; |
| 69 | 743 case 'b': *p++ = '\b'; break; |
| 744 case 'f': *p++ = '\014'; break; /* FF */ | |
| 745 case 't': *p++ = '\t'; break; | |
| 746 case 'n': *p++ = '\n'; break; | |
| 747 case 'r': *p++ = '\r'; break; | |
| 748 case 'v': *p++ = '\013'; break; /* VT */ | |
| 749 case 'a': *p++ = '\007'; break; /* BEL, not classic C */ | |
| 750 case '0': case '1': case '2': case '3': | |
| 751 case '4': case '5': case '6': case '7': | |
| 752 c = s[-1] - '0'; | |
| 753 if ('0' <= *s && *s <= '7') { | |
| 754 c = (c<<3) + *s++ - '0'; | |
| 755 if ('0' <= *s && *s <= '7') | |
| 756 c = (c<<3) + *s++ - '0'; | |
| 757 } | |
| 758 *p++ = c; | |
| 759 break; | |
| 760 case 'x': | |
| 2310 | 761 if (isxdigit(Py_CHARMASK(*s))) { |
| 69 | 762 sscanf(s, "%x", &c); |
| 763 *p++ = c; | |
| 764 do { | |
| 765 s++; | |
| 2310 | 766 } while (isxdigit(Py_CHARMASK(*s))); |
| 69 | 767 break; |
| 768 } | |
| 769 /* FALLTHROUGH */ | |
| 770 default: *p++ = '\\'; *p++ = s[-1]; break; | |
| 771 } | |
| 772 } | |
| 773 resizestring(&v, (int)(p - buf)); | |
| 774 return v; | |
| 775 } | |
| 776 | |
|
2089
53aa51433f7f
Two independent chages:
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diff
changeset
|
777 static object * |
|
53aa51433f7f
Two independent chages:
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diff
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|
778 parsestrplus(n) |
|
53aa51433f7f
Two independent chages:
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|
779 node *n; |
|
53aa51433f7f
Two independent chages:
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|
780 { |
|
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|
781 object *v; |
|
53aa51433f7f
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|
782 int i; |
|
53aa51433f7f
Two independent chages:
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|
783 REQ(CHILD(n, 0), STRING); |
|
53aa51433f7f
Two independent chages:
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|
784 if ((v = parsestr(STR(CHILD(n, 0)))) != NULL) { |
|
53aa51433f7f
Two independent chages:
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|
785 /* String literal concatenation */ |
|
53aa51433f7f
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|
786 for (i = 1; i < NCH(n) && v != NULL; i++) { |
|
53aa51433f7f
Two independent chages:
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|
787 joinstring_decref(&v, parsestr(STR(CHILD(n, i)))); |
|
53aa51433f7f
Two independent chages:
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|
788 } |
|
53aa51433f7f
Two independent chages:
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diff
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|
789 } |
|
53aa51433f7f
Two independent chages:
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|
790 return v; |
|
53aa51433f7f
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|
791 } |
|
53aa51433f7f
Two independent chages:
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|
792 |
| 69 | 793 static void |
| 794 com_list_constructor(c, n) | |
| 795 struct compiling *c; | |
| 796 node *n; | |
| 797 { | |
| 798 int len; | |
| 799 int i; | |
| 800 if (TYPE(n) != testlist) | |
| 801 REQ(n, exprlist); | |
| 802 /* exprlist: expr (',' expr)* [',']; likewise for testlist */ | |
| 803 len = (NCH(n) + 1) / 2; | |
| 804 for (i = 0; i < NCH(n); i += 2) | |
| 805 com_node(c, CHILD(n, i)); | |
| 806 com_addoparg(c, BUILD_LIST, len); | |
| 807 } | |
| 808 | |
| 809 static void | |
|
317
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|
810 com_dictmaker(c, n) |
|
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811 struct compiling *c; |
|
325b40d77235
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|
812 node *n; |
|
325b40d77235
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Guido van Rossum <guido@python.org>
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|
813 { |
|
325b40d77235
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Guido van Rossum <guido@python.org>
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|
814 int i; |
|
325b40d77235
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Guido van Rossum <guido@python.org>
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diff
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|
815 /* dictmaker: test ':' test (',' test ':' value)* [','] */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
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|
816 for (i = 0; i+2 < NCH(n); i += 4) { |
|
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Guido van Rossum <guido@python.org>
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|
817 /* We must arrange things just right for STORE_SUBSCR. |
|
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Guido van Rossum <guido@python.org>
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diff
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|
818 It wants the stack to look like (value) (dict) (key) */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
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|
819 com_addbyte(c, DUP_TOP); |
|
325b40d77235
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diff
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|
820 com_node(c, CHILD(n, i+2)); /* value */ |
|
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|
821 com_addbyte(c, ROT_TWO); |
|
325b40d77235
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|
822 com_node(c, CHILD(n, i)); /* key */ |
|
325b40d77235
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Guido van Rossum <guido@python.org>
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|
823 com_addbyte(c, STORE_SUBSCR); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
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diff
changeset
|
824 } |
|
325b40d77235
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Guido van Rossum <guido@python.org>
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303
diff
changeset
|
825 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
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diff
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|
826 |
|
325b40d77235
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Guido van Rossum <guido@python.org>
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|
827 static void |
| 69 | 828 com_atom(c, n) |
| 829 struct compiling *c; | |
| 830 node *n; | |
| 831 { | |
| 832 node *ch; | |
| 833 object *v; | |
| 834 int i; | |
| 835 REQ(n, atom); | |
| 836 ch = CHILD(n, 0); | |
| 837 switch (TYPE(ch)) { | |
| 838 case LPAR: | |
| 839 if (TYPE(CHILD(n, 1)) == RPAR) | |
| 840 com_addoparg(c, BUILD_TUPLE, 0); | |
| 841 else | |
| 842 com_node(c, CHILD(n, 1)); | |
| 843 break; | |
| 844 case LSQB: | |
| 845 if (TYPE(CHILD(n, 1)) == RSQB) | |
| 846 com_addoparg(c, BUILD_LIST, 0); | |
| 847 else | |
| 848 com_list_constructor(c, CHILD(n, 1)); | |
| 849 break; | |
|
317
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|
850 case LBRACE: /* '{' [dictmaker] '}' */ |
| 69 | 851 com_addoparg(c, BUILD_MAP, 0); |
|
317
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|
852 if (TYPE(CHILD(n, 1)) != RBRACE) |
|
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|
853 com_dictmaker(c, CHILD(n, 1)); |
| 69 | 854 break; |
| 855 case BACKQUOTE: | |
| 856 com_node(c, CHILD(n, 1)); | |
| 857 com_addbyte(c, UNARY_CONVERT); | |
| 858 break; | |
| 859 case NUMBER: | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
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diff
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|
860 if ((v = parsenumber(c, STR(ch))) == NULL) { |
| 69 | 861 i = 255; |
| 862 } | |
| 863 else { | |
| 864 i = com_addconst(c, v); | |
| 865 DECREF(v); | |
| 866 } | |
| 867 com_addoparg(c, LOAD_CONST, i); | |
| 868 break; | |
| 869 case STRING: | |
|
2089
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|
870 v = parsestrplus(n); |
|
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|
871 if (v == NULL) { |
| 69 | 872 c->c_errors++; |
| 873 i = 255; | |
| 874 } | |
| 875 else { | |
| 876 i = com_addconst(c, v); | |
| 877 DECREF(v); | |
| 878 } | |
| 879 com_addoparg(c, LOAD_CONST, i); | |
| 880 break; | |
| 881 case NAME: | |
| 882 com_addopname(c, LOAD_NAME, ch); | |
| 883 break; | |
| 884 default: | |
| 885 fprintf(stderr, "node type %d\n", TYPE(ch)); | |
|
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|
886 com_error(c, SystemError, "com_atom: unexpected node type"); |
| 69 | 887 } |
| 888 } | |
| 889 | |
| 890 static void | |
| 891 com_slice(c, n, op) | |
| 892 struct compiling *c; | |
| 893 node *n; | |
| 894 int op; | |
| 895 { | |
| 896 if (NCH(n) == 1) { | |
| 897 com_addbyte(c, op); | |
| 898 } | |
| 899 else if (NCH(n) == 2) { | |
| 900 if (TYPE(CHILD(n, 0)) != COLON) { | |
| 901 com_node(c, CHILD(n, 0)); | |
| 902 com_addbyte(c, op+1); | |
| 903 } | |
| 904 else { | |
| 905 com_node(c, CHILD(n, 1)); | |
| 906 com_addbyte(c, op+2); | |
| 907 } | |
| 908 } | |
| 909 else { | |
| 910 com_node(c, CHILD(n, 0)); | |
| 911 com_node(c, CHILD(n, 2)); | |
| 912 com_addbyte(c, op+3); | |
| 913 } | |
| 914 } | |
| 915 | |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
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|
916 static void |
|
32220c5728f5
Check for duplicate keyword arguments at compile time.
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changeset
|
917 com_argument(c, n, pkeywords) |
|
2813
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|
918 struct compiling *c; |
|
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|
919 node *n; /* argument */ |
|
4905
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|
920 object **pkeywords; |
|
2813
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|
921 { |
|
999b5bdc18ce
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|
922 node *m; |
|
999b5bdc18ce
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|
923 REQ(n, argument); /* [test '='] test; really [ keyword '='] keyword */ |
|
999b5bdc18ce
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|
924 if (NCH(n) == 1) { |
|
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|
925 if (*pkeywords != NULL) { |
|
4315
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|
926 com_error(c, SyntaxError, |
|
2813
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|
927 "non-keyword arg after keyword arg"); |
|
999b5bdc18ce
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|
928 } |
|
999b5bdc18ce
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changeset
|
929 else { |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
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changeset
|
930 com_node(c, CHILD(n, 0)); |
|
999b5bdc18ce
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changeset
|
931 } |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
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changeset
|
932 return; |
|
2813
999b5bdc18ce
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changeset
|
933 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
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changeset
|
934 m = n; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
935 do { |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
936 m = CHILD(m, 0); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
937 } while (NCH(m) == 1); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
938 if (TYPE(m) != NAME) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
939 com_error(c, SyntaxError, "keyword can't be an expression"); |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
940 } |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
941 else { |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
942 object *v = newstringobject(STR(m)); |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
943 if (v != NULL && *pkeywords == NULL) |
|
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
944 *pkeywords = newdictobject(); |
|
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
945 if (v == NULL || *pkeywords == NULL) |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
946 c->c_errors++; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
947 else { |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
948 if (dict2lookup(*pkeywords, v) != NULL) |
|
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
949 com_error(c, SyntaxError, |
|
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
950 "duplicate keyword argument"); |
|
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
951 else |
|
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
952 if (dict2insert(*pkeywords, v, v) != 0) |
|
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
953 c->c_errors++; |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
954 com_addoparg(c, LOAD_CONST, com_addconst(c, v)); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
955 DECREF(v); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
956 } |
|
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
|
957 } |
|
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
|
958 com_node(c, CHILD(n, 2)); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
959 } |
|
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
|
960 |
| 69 | 961 static void |
| 962 com_call_function(c, n) | |
| 963 struct compiling *c; | |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
964 node *n; /* EITHER arglist OR ')' */ |
| 69 | 965 { |
| 966 if (TYPE(n) == RPAR) { | |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
967 com_addoparg(c, CALL_FUNCTION, 0); |
| 69 | 968 } |
| 969 else { | |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
970 object *keywords = NULL; |
|
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
971 int i, na, nk; |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
972 REQ(n, arglist); |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
973 na = 0; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
974 nk = 0; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
975 for (i = 0; i < NCH(n); i += 2) { |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
976 com_argument(c, CHILD(n, i), &keywords); |
|
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
977 if (keywords == NULL) |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
978 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
|
979 else |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
980 nk++; |
|
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
981 } |
|
4905
32220c5728f5
Check for duplicate keyword arguments at compile time.
Guido van Rossum <guido@python.org>
parents:
4596
diff
changeset
|
982 XDECREF(keywords); |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
983 if (na > 255 || nk > 255) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
984 com_error(c, SyntaxError, "more than 255 arguments"); |
|
2813
999b5bdc18ce
3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents:
2367
diff
changeset
|
985 } |
|
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
|
986 com_addoparg(c, CALL_FUNCTION, na | (nk << 8)); |
| 69 | 987 } |
| 988 } | |
| 989 | |
| 990 static void | |
| 991 com_select_member(c, n) | |
| 992 struct compiling *c; | |
| 993 node *n; | |
| 994 { | |
| 995 com_addopname(c, LOAD_ATTR, n); | |
| 996 } | |
| 997 | |
| 998 static void | |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
999 com_sliceobj(c, n) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1000 struct compiling *c; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1001 node *n; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1002 { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1003 int i=0; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1004 int ns=2; /* number of slice arguments */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1005 node *ch; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1006 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1007 /* first argument */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1008 if (TYPE(CHILD(n,i)) == COLON) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1009 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1010 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1011 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1012 else { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1013 com_node(c, CHILD(n,i)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1014 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1015 REQ(CHILD(n,i),COLON); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1016 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1017 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1018 /* second argument */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1019 if (i < NCH(n) && TYPE(CHILD(n,i)) == test) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1020 com_node(c, CHILD(n,i)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1021 i++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1022 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1023 else com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1024 /* remaining arguments */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1025 for (; i < NCH(n); i++) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1026 ns++; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1027 ch=CHILD(n,i); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1028 REQ(ch, sliceop); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1029 if (NCH(ch) == 1) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1030 /* right argument of ':' missing */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1031 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1032 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1033 else |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1034 com_node(c, CHILD(ch,1)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1035 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1036 com_addoparg(c, BUILD_SLICE, ns); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1037 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1038 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1039 static void |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1040 com_subscript(c, n) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1041 struct compiling *c; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1042 node *n; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1043 { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1044 node *ch; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1045 REQ(n, subscript); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1046 ch = CHILD(n,0); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1047 /* check for rubber index */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1048 if (TYPE(ch) == DOT && TYPE(CHILD(n,1)) == DOT) |
|
4403
3b3f7c3f6da2
Ellipses -> Ellipsis rename (the dictionary really says that it should
Guido van Rossum <guido@python.org>
parents:
4315
diff
changeset
|
1049 com_addoparg(c, LOAD_CONST, com_addconst(c, Py_Ellipsis)); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1050 else { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1051 /* check for slice */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1052 if ((TYPE(ch) == COLON || NCH(n) > 1)) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1053 com_sliceobj(c, n); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1054 else { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1055 REQ(ch, test); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1056 com_node(c, ch); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1057 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1058 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1059 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1060 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1061 static void |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1062 com_subscriptlist(c, n, assigning) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1063 struct compiling *c; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1064 node *n; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1065 int assigning; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1066 { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1067 int i, op; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1068 REQ(n, subscriptlist); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1069 /* Check to make backward compatible slice behavior for '[i:j]' */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1070 if (NCH(n) == 1) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1071 node *sub = CHILD(n, 0); /* subscript */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1072 /* Make it is a simple slice. |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1073 should have exactly one colon. */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1074 if ((TYPE(CHILD(sub, 0)) == COLON |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1075 || (NCH(sub) > 1 && TYPE(CHILD(sub, 1)) == COLON)) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1076 && (TYPE(CHILD(sub,NCH(sub)-1)) != sliceop)) { |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1077 if (assigning == OP_APPLY) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1078 op = SLICE; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1079 else |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1080 op = ((assigning == OP_ASSIGN) ? STORE_SLICE : DELETE_SLICE); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1081 com_slice(c, sub, op); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1082 return; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1083 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1084 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1085 /* Else normal subscriptlist. Compile each subscript. */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1086 for (i = 0; i < NCH(n); i += 2) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1087 com_subscript(c, CHILD(n, i)); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1088 /* Put multiple subscripts into a tuple */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1089 if (NCH(n) > 1) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1090 com_addoparg(c, BUILD_TUPLE, (NCH(n)+1) / 2); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1091 if (assigning == OP_APPLY) |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1092 op = BINARY_SUBSCR; |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1093 else |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1094 op = ((assigning == OP_ASSIGN) ? STORE_SUBSCR : DELETE_SUBSCR); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1095 com_addbyte(c, op); |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1096 } |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1097 |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1098 static void |
| 69 | 1099 com_apply_trailer(c, n) |
| 1100 struct compiling *c; | |
| 1101 node *n; | |
| 1102 { | |
| 1103 REQ(n, trailer); | |
| 1104 switch (TYPE(CHILD(n, 0))) { | |
| 1105 case LPAR: | |
| 1106 com_call_function(c, CHILD(n, 1)); | |
| 1107 break; | |
| 1108 case DOT: | |
| 1109 com_select_member(c, CHILD(n, 1)); | |
| 1110 break; | |
| 1111 case LSQB: | |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1112 com_subscriptlist(c, CHILD(n, 1), OP_APPLY); |
| 69 | 1113 break; |
| 1114 default: | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1115 com_error(c, SystemError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1116 "com_apply_trailer: unknown trailer type"); |
| 69 | 1117 } |
| 1118 } | |
| 1119 | |
| 1120 static void | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1121 com_power(c, n) |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1122 struct compiling *c; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1123 node *n; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1124 { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1125 int i; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1126 REQ(n, power); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1127 com_atom(c, CHILD(n, 0)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1128 for (i = 1; i < NCH(n); i++) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1129 if (TYPE(CHILD(n, i)) == DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1130 com_factor(c, CHILD(n, i+1)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1131 com_addbyte(c, BINARY_POWER); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1132 break; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1133 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1134 else |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1135 com_apply_trailer(c, CHILD(n, i)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1136 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1137 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1138 |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1139 static void |
| 69 | 1140 com_factor(c, n) |
| 1141 struct compiling *c; | |
| 1142 node *n; | |
| 1143 { | |
| 1144 REQ(n, factor); | |
| 1145 if (TYPE(CHILD(n, 0)) == PLUS) { | |
| 1146 com_factor(c, CHILD(n, 1)); | |
| 1147 com_addbyte(c, UNARY_POSITIVE); | |
| 1148 } | |
| 1149 else if (TYPE(CHILD(n, 0)) == MINUS) { | |
| 1150 com_factor(c, CHILD(n, 1)); | |
| 1151 com_addbyte(c, UNARY_NEGATIVE); | |
| 1152 } | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1153 else if (TYPE(CHILD(n, 0)) == TILDE) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1154 com_factor(c, CHILD(n, 1)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1155 com_addbyte(c, UNARY_INVERT); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1156 } |
| 69 | 1157 else { |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1158 com_power(c, CHILD(n, 0)); |
| 69 | 1159 } |
| 1160 } | |
| 1161 | |
| 1162 static void | |
| 1163 com_term(c, n) | |
| 1164 struct compiling *c; | |
| 1165 node *n; | |
| 1166 { | |
| 1167 int i; | |
| 1168 int op; | |
| 1169 REQ(n, term); | |
| 1170 com_factor(c, CHILD(n, 0)); | |
| 1171 for (i = 2; i < NCH(n); i += 2) { | |
| 1172 com_factor(c, CHILD(n, i)); | |
| 1173 switch (TYPE(CHILD(n, i-1))) { | |
| 1174 case STAR: | |
| 1175 op = BINARY_MULTIPLY; | |
| 1176 break; | |
| 1177 case SLASH: | |
| 1178 op = BINARY_DIVIDE; | |
| 1179 break; | |
| 1180 case PERCENT: | |
| 1181 op = BINARY_MODULO; | |
| 1182 break; | |
| 1183 default: | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1184 com_error(c, SystemError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1185 "com_term: operator not *, / or %"); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1186 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1187 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1188 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1189 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1190 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1191 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1192 static void |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1193 com_arith_expr(c, n) |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1194 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1195 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1196 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1197 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1198 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1199 REQ(n, arith_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1200 com_term(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1201 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1202 com_term(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1203 switch (TYPE(CHILD(n, i-1))) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1204 case PLUS: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1205 op = BINARY_ADD; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1206 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1207 case MINUS: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1208 op = BINARY_SUBTRACT; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1209 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1210 default: |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1211 com_error(c, SystemError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1212 "com_arith_expr: operator not + or -"); |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1213 op = 255; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1214 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1215 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1216 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1217 } |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1218 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1219 static void |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1220 com_shift_expr(c, n) |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1221 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1222 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1223 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1224 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1225 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1226 REQ(n, shift_expr); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1227 com_arith_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1228 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1229 com_arith_expr(c, CHILD(n, i)); |
|
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388
diff
changeset
|
1230 switch (TYPE(CHILD(n, i-1))) { |
|
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Added shift and mask ops.
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388
diff
changeset
|
1231 case LEFTSHIFT: |
|
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Added shift and mask ops.
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diff
changeset
|
1232 op = BINARY_LSHIFT; |
|
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Added shift and mask ops.
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diff
changeset
|
1233 break; |
|
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388
diff
changeset
|
1234 case RIGHTSHIFT: |
|
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diff
changeset
|
1235 op = BINARY_RSHIFT; |
|
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diff
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|
1236 break; |
|
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diff
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|
1237 default: |
|
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diff
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|
1238 com_error(c, SystemError, |
|
46d736fb9da3
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parents:
4131
diff
changeset
|
1239 "com_shift_expr: operator not << or >>"); |
|
409
b5fe6482072f
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388
diff
changeset
|
1240 op = 255; |
|
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diff
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|
1241 } |
|
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diff
changeset
|
1242 com_addbyte(c, op); |
|
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Added shift and mask ops.
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diff
changeset
|
1243 } |
|
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Added shift and mask ops.
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diff
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|
1244 } |
|
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Added shift and mask ops.
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diff
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|
1245 |
|
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diff
changeset
|
1246 static void |
|
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|
1247 com_and_expr(c, n) |
|
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diff
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|
1248 struct compiling *c; |
|
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diff
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|
1249 node *n; |
|
b5fe6482072f
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diff
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|
1250 { |
|
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diff
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|
1251 int i; |
|
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388
diff
changeset
|
1252 int op; |
|
b5fe6482072f
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diff
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|
1253 REQ(n, and_expr); |
|
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diff
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|
1254 com_shift_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
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diff
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|
1255 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
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diff
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|
1256 com_shift_expr(c, CHILD(n, i)); |
|
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diff
changeset
|
1257 if (TYPE(CHILD(n, i-1)) == AMPER) { |
|
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Added shift and mask ops.
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diff
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|
1258 op = BINARY_AND; |
|
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diff
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|
1259 } |
|
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|
1260 else { |
|
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diff
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|
1261 com_error(c, SystemError, |
|
46d736fb9da3
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4131
diff
changeset
|
1262 "com_and_expr: operator not &"); |
|
409
b5fe6482072f
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diff
changeset
|
1263 op = 255; |
|
b5fe6482072f
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388
diff
changeset
|
1264 } |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1265 com_addbyte(c, op); |
|
b5fe6482072f
Added shift and mask ops.
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parents:
388
diff
changeset
|
1266 } |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1267 } |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1268 |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1269 static void |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1270 com_xor_expr(c, n) |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
changeset
|
1271 struct compiling *c; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1272 node *n; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1273 { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1274 int i; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
changeset
|
1275 int op; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1276 REQ(n, xor_expr); |
|
b5fe6482072f
Added shift and mask ops.
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diff
changeset
|
1277 com_and_expr(c, CHILD(n, 0)); |
|
b5fe6482072f
Added shift and mask ops.
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388
diff
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|
1278 for (i = 2; i < NCH(n); i += 2) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1279 com_and_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
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diff
changeset
|
1280 if (TYPE(CHILD(n, i-1)) == CIRCUMFLEX) { |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
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388
diff
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|
1281 op = BINARY_XOR; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1282 } |
|
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Added shift and mask ops.
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diff
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|
1283 else { |
|
4315
46d736fb9da3
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diff
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|
1284 com_error(c, SystemError, |
|
46d736fb9da3
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4131
diff
changeset
|
1285 "com_xor_expr: operator not ^"); |
| 69 | 1286 op = 255; |
| 1287 } | |
| 1288 com_addbyte(c, op); | |
| 1289 } | |
| 1290 } | |
| 1291 | |
| 1292 static void | |
| 1293 com_expr(c, n) | |
| 1294 struct compiling *c; | |
| 1295 node *n; | |
| 1296 { | |
| 1297 int i; | |
| 1298 int op; | |
| 1299 REQ(n, expr); | |
|
409
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Added shift and mask ops.
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diff
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|
1300 com_xor_expr(c, CHILD(n, 0)); |
| 69 | 1301 for (i = 2; i < NCH(n); i += 2) { |
|
409
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diff
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|
1302 com_xor_expr(c, CHILD(n, i)); |
|
b5fe6482072f
Added shift and mask ops.
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diff
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|
1303 if (TYPE(CHILD(n, i-1)) == VBAR) { |
|
b5fe6482072f
Added shift and mask ops.
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diff
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|
1304 op = BINARY_OR; |
|
b5fe6482072f
Added shift and mask ops.
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diff
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|
1305 } |
|
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diff
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|
1306 else { |
|
4315
46d736fb9da3
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parents:
4131
diff
changeset
|
1307 com_error(c, SystemError, |
|
46d736fb9da3
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parents:
4131
diff
changeset
|
1308 "com_expr: expr operator not |"); |
| 69 | 1309 op = 255; |
| 1310 } | |
| 1311 com_addbyte(c, op); | |
| 1312 } | |
| 1313 } | |
| 1314 | |
| 1315 static enum cmp_op | |
| 1316 cmp_type(n) | |
| 1317 node *n; | |
| 1318 { | |
| 1319 REQ(n, comp_op); | |
|
388
31d509e94271
Comment out 'abort()' call.
Guido van Rossum <guido@python.org>
parents:
336
diff
changeset
|
1320 /* comp_op: '<' | '>' | '=' | '>=' | '<=' | '<>' | '!=' | '==' |
| 69 | 1321 | 'in' | 'not' 'in' | 'is' | 'is' not' */ |
| 1322 if (NCH(n) == 1) { | |
| 1323 n = CHILD(n, 0); | |
| 1324 switch (TYPE(n)) { | |
| 1325 case LESS: return LT; | |
| 1326 case GREATER: return GT; | |
|
388
31d509e94271
Comment out 'abort()' call.
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parents:
336
diff
changeset
|
1327 case EQEQUAL: /* == */ |
| 69 | 1328 case EQUAL: return EQ; |
|
388
31d509e94271
Comment out 'abort()' call.
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parents:
336
diff
changeset
|
1329 case LESSEQUAL: return LE; |
|
31d509e94271
Comment out 'abort()' call.
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parents:
336
diff
changeset
|
1330 case GREATEREQUAL: return GE; |
|
31d509e94271
Comment out 'abort()' call.
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parents:
336
diff
changeset
|
1331 case NOTEQUAL: return NE; /* <> or != */ |
| 69 | 1332 case NAME: if (strcmp(STR(n), "in") == 0) return IN; |
| 1333 if (strcmp(STR(n), "is") == 0) return IS; | |
| 1334 } | |
| 1335 } | |
| 1336 else if (NCH(n) == 2) { | |
| 1337 switch (TYPE(CHILD(n, 0))) { | |
| 1338 case NAME: if (strcmp(STR(CHILD(n, 1)), "in") == 0) | |
| 1339 return NOT_IN; | |
| 1340 if (strcmp(STR(CHILD(n, 0)), "is") == 0) | |
| 1341 return IS_NOT; | |
| 1342 } | |
| 1343 } | |
| 1344 return BAD; | |
| 1345 } | |
| 1346 | |
| 1347 static void | |
| 1348 com_comparison(c, n) | |
| 1349 struct compiling *c; | |
| 1350 node *n; | |
| 1351 { | |
| 1352 int i; | |
| 1353 enum cmp_op op; | |
| 1354 int anchor; | |
| 1355 REQ(n, comparison); /* comparison: expr (comp_op expr)* */ | |
| 1356 com_expr(c, CHILD(n, 0)); | |
| 1357 if (NCH(n) == 1) | |
| 1358 return; | |
| 1359 | |
| 1360 /**************************************************************** | |
| 1361 The following code is generated for all but the last | |
| 1362 comparison in a chain: | |
| 1363 | |
| 1364 label: on stack: opcode: jump to: | |
| 1365 | |
| 1366 a <code to load b> | |
| 1367 a, b DUP_TOP | |
| 1368 a, b, b ROT_THREE | |
| 1369 b, a, b COMPARE_OP | |
| 1370 b, 0-or-1 JUMP_IF_FALSE L1 | |
| 1371 b, 1 POP_TOP | |
| 1372 b | |
| 1373 | |
| 1374 We are now ready to repeat this sequence for the next | |
| 1375 comparison in the chain. | |
| 1376 | |
| 1377 For the last we generate: | |
| 1378 | |
| 1379 b <code to load c> | |
| 1380 b, c COMPARE_OP | |
| 1381 0-or-1 | |
| 1382 | |
| 1383 If there were any jumps to L1 (i.e., there was more than one | |
| 1384 comparison), we generate: | |
| 1385 | |
| 1386 0-or-1 JUMP_FORWARD L2 | |
| 1387 L1: b, 0 ROT_TWO | |
| 1388 0, b POP_TOP | |
| 1389 0 | |
| 1390 L2: | |
| 1391 ****************************************************************/ | |
| 1392 | |
| 1393 anchor = 0; | |
| 1394 | |
| 1395 for (i = 2; i < NCH(n); i += 2) { | |
| 1396 com_expr(c, CHILD(n, i)); | |
| 1397 if (i+2 < NCH(n)) { | |
| 1398 com_addbyte(c, DUP_TOP); | |
| 1399 com_addbyte(c, ROT_THREE); | |
| 1400 } | |
| 1401 op = cmp_type(CHILD(n, i-1)); | |
| 1402 if (op == BAD) { | |
|
4315
46d736fb9da3
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Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1403 com_error(c, SystemError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
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parents:
4131
diff
changeset
|
1404 "com_comparison: unknown comparison op"); |
| 69 | 1405 } |
| 1406 com_addoparg(c, COMPARE_OP, op); | |
| 1407 if (i+2 < NCH(n)) { | |
| 1408 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1409 com_addbyte(c, POP_TOP); | |
| 1410 } | |
| 1411 } | |
| 1412 | |
| 1413 if (anchor) { | |
| 1414 int anchor2 = 0; | |
| 1415 com_addfwref(c, JUMP_FORWARD, &anchor2); | |
| 1416 com_backpatch(c, anchor); | |
| 1417 com_addbyte(c, ROT_TWO); | |
| 1418 com_addbyte(c, POP_TOP); | |
| 1419 com_backpatch(c, anchor2); | |
| 1420 } | |
| 1421 } | |
| 1422 | |
| 1423 static void | |
| 1424 com_not_test(c, n) | |
| 1425 struct compiling *c; | |
| 1426 node *n; | |
| 1427 { | |
| 1428 REQ(n, not_test); /* 'not' not_test | comparison */ | |
| 1429 if (NCH(n) == 1) { | |
| 1430 com_comparison(c, CHILD(n, 0)); | |
| 1431 } | |
| 1432 else { | |
| 1433 com_not_test(c, CHILD(n, 1)); | |
| 1434 com_addbyte(c, UNARY_NOT); | |
| 1435 } | |
| 1436 } | |
| 1437 | |
| 1438 static void | |
| 1439 com_and_test(c, n) | |
| 1440 struct compiling *c; | |
| 1441 node *n; | |
| 1442 { | |
| 1443 int i; | |
| 1444 int anchor; | |
| 1445 REQ(n, and_test); /* not_test ('and' not_test)* */ | |
| 1446 anchor = 0; | |
| 1447 i = 0; | |
| 1448 for (;;) { | |
| 1449 com_not_test(c, CHILD(n, i)); | |
| 1450 if ((i += 2) >= NCH(n)) | |
| 1451 break; | |
| 1452 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1453 com_addbyte(c, POP_TOP); | |
| 1454 } | |
| 1455 if (anchor) | |
| 1456 com_backpatch(c, anchor); | |
| 1457 } | |
| 1458 | |
| 1459 static void | |
| 1460 com_test(c, n) | |
| 1461 struct compiling *c; | |
| 1462 node *n; | |
| 1463 { | |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1464 REQ(n, test); /* and_test ('and' and_test)* | lambdef */ |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1465 if (NCH(n) == 1 && TYPE(CHILD(n, 0)) == lambdef) { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1466 object *v; |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1467 int i; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1468 int ndefs = com_argdefs(c, CHILD(n, 0)); |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
1469 v = (object *) icompile(CHILD(n, 0), c); |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1470 if (v == NULL) { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1471 c->c_errors++; |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1472 i = 255; |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1473 } |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1474 else { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1475 i = com_addconst(c, v); |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1476 DECREF(v); |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1477 } |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1478 com_addoparg(c, LOAD_CONST, i); |
|
2844
0261bf5b3819
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Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1479 com_addoparg(c, MAKE_FUNCTION, ndefs); |
| 69 | 1480 } |
|
1417
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1481 else { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1482 int anchor = 0; |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1483 int i = 0; |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1484 for (;;) { |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1485 com_and_test(c, CHILD(n, i)); |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1486 if ((i += 2) >= NCH(n)) |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1487 break; |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1488 com_addfwref(c, JUMP_IF_TRUE, &anchor); |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1489 com_addbyte(c, POP_TOP); |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1490 } |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1491 if (anchor) |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1492 com_backpatch(c, anchor); |
|
f7edfa6d0dcb
change syntactical position of lambdef (was an atom, now is a test)
Guido van Rossum <guido@python.org>
parents:
1415
diff
changeset
|
1493 } |
| 69 | 1494 } |
| 1495 | |
| 1496 static void | |
| 482 | 1497 com_list(c, n, toplevel) |
| 69 | 1498 struct compiling *c; |
| 1499 node *n; | |
| 482 | 1500 int toplevel; /* If nonzero, *always* build a tuple */ |
| 69 | 1501 { |
| 1502 /* exprlist: expr (',' expr)* [',']; likewise for testlist */ | |
| 482 | 1503 if (NCH(n) == 1 && !toplevel) { |
| 69 | 1504 com_node(c, CHILD(n, 0)); |
| 1505 } | |
| 1506 else { | |
| 1507 int i; | |
| 1508 int len; | |
| 1509 len = (NCH(n) + 1) / 2; | |
| 1510 for (i = 0; i < NCH(n); i += 2) | |
| 1511 com_node(c, CHILD(n, i)); | |
| 1512 com_addoparg(c, BUILD_TUPLE, len); | |
| 1513 } | |
| 1514 } | |
| 1515 | |
| 1516 | |
| 1517 /* Begin of assignment compilation */ | |
| 1518 | |
| 1519 static void com_assign_name PROTO((struct compiling *, node *, int)); | |
| 1520 static void com_assign PROTO((struct compiling *, node *, int)); | |
| 1521 | |
| 1522 static void | |
| 1523 com_assign_attr(c, n, assigning) | |
| 1524 struct compiling *c; | |
| 1525 node *n; | |
| 1526 int assigning; | |
| 1527 { | |
| 1528 com_addopname(c, assigning ? STORE_ATTR : DELETE_ATTR, n); | |
| 1529 } | |
| 1530 | |
| 1531 static void | |
| 1532 com_assign_trailer(c, n, assigning) | |
| 1533 struct compiling *c; | |
| 1534 node *n; | |
| 1535 int assigning; | |
| 1536 { | |
| 1537 REQ(n, trailer); | |
| 1538 switch (TYPE(CHILD(n, 0))) { | |
| 1539 case LPAR: /* '(' [exprlist] ')' */ | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1540 com_error(c, SyntaxError, "can't assign to function call"); |
| 69 | 1541 break; |
| 1542 case DOT: /* '.' NAME */ | |
| 1543 com_assign_attr(c, CHILD(n, 1), assigning); | |
| 1544 break; | |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1545 case LSQB: /* '[' subscriptlist ']' */ |
|
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1546 com_subscriptlist(c, CHILD(n, 1), assigning); |
| 69 | 1547 break; |
| 1548 default: | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1549 com_error(c, SystemError, "unknown trailer type"); |
| 69 | 1550 } |
| 1551 } | |
| 1552 | |
| 1553 static void | |
| 1554 com_assign_tuple(c, n, assigning) | |
| 1555 struct compiling *c; | |
| 1556 node *n; | |
| 1557 int assigning; | |
| 1558 { | |
| 1559 int i; | |
| 1560 if (TYPE(n) != testlist) | |
| 1561 REQ(n, exprlist); | |
| 1562 if (assigning) | |
| 1563 com_addoparg(c, UNPACK_TUPLE, (NCH(n)+1)/2); | |
| 1564 for (i = 0; i < NCH(n); i += 2) | |
| 1565 com_assign(c, CHILD(n, i), assigning); | |
| 1566 } | |
| 1567 | |
| 1568 static void | |
| 1569 com_assign_list(c, n, assigning) | |
| 1570 struct compiling *c; | |
| 1571 node *n; | |
| 1572 int assigning; | |
| 1573 { | |
| 1574 int i; | |
| 1575 if (assigning) | |
| 1576 com_addoparg(c, UNPACK_LIST, (NCH(n)+1)/2); | |
| 1577 for (i = 0; i < NCH(n); i += 2) | |
| 1578 com_assign(c, CHILD(n, i), assigning); | |
| 1579 } | |
| 1580 | |
| 1581 static void | |
| 1582 com_assign_name(c, n, assigning) | |
| 1583 struct compiling *c; | |
| 1584 node *n; | |
| 1585 int assigning; | |
| 1586 { | |
| 1587 REQ(n, NAME); | |
| 1588 com_addopname(c, assigning ? STORE_NAME : DELETE_NAME, n); | |
| 1589 } | |
| 1590 | |
| 1591 static void | |
| 1592 com_assign(c, n, assigning) | |
| 1593 struct compiling *c; | |
| 1594 node *n; | |
| 1595 int assigning; | |
| 1596 { | |
| 1597 /* Loop to avoid trivial recursion */ | |
| 1598 for (;;) { | |
| 1599 switch (TYPE(n)) { | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1600 |
| 69 | 1601 case exprlist: |
| 1602 case testlist: | |
| 1603 if (NCH(n) > 1) { | |
| 1604 com_assign_tuple(c, n, assigning); | |
| 1605 return; | |
| 1606 } | |
| 1607 n = CHILD(n, 0); | |
| 1608 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1609 |
| 69 | 1610 case test: |
| 1611 case and_test: | |
| 1612 case not_test: | |
| 1613 case comparison: | |
| 1614 case expr: | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1615 case xor_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1616 case and_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1617 case shift_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
1618 case arith_expr: |
| 69 | 1619 case term: |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1620 case factor: |
| 69 | 1621 if (NCH(n) > 1) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1622 com_error(c, SyntaxError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1623 "can't assign to operator"); |
| 69 | 1624 return; |
| 1625 } | |
| 1626 n = CHILD(n, 0); | |
| 1627 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1628 |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1629 case power: /* atom trailer* ('**' power)* */ |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1630 /* ('+'|'-'|'~') factor | atom trailer* */ |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1631 if (TYPE(CHILD(n, 0)) != atom) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1632 com_error(c, SyntaxError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1633 "can't assign to operator"); |
| 69 | 1634 return; |
| 1635 } | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1636 if (NCH(n) > 1) { /* trailer or exponent present */ |
| 69 | 1637 int i; |
| 1638 com_node(c, CHILD(n, 0)); | |
| 1639 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
|
1640 if (TYPE(CHILD(n, i)) == DOUBLESTAR) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1641 com_error(c, SyntaxError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1642 "can't assign to operator"); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1643 return; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
1644 } |
| 69 | 1645 com_apply_trailer(c, CHILD(n, i)); |
| 1646 } /* NB i is still alive */ | |
| 1647 com_assign_trailer(c, | |
| 1648 CHILD(n, i), assigning); | |
| 1649 return; | |
| 1650 } | |
| 1651 n = CHILD(n, 0); | |
| 1652 break; | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1653 |
| 69 | 1654 case atom: |
| 1655 switch (TYPE(CHILD(n, 0))) { | |
| 1656 case LPAR: | |
| 1657 n = CHILD(n, 1); | |
| 1658 if (TYPE(n) == RPAR) { | |
| 1659 /* XXX Should allow () = () ??? */ | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1660 com_error(c, SyntaxError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1661 "can't assign to ()"); |
| 69 | 1662 return; |
| 1663 } | |
| 1664 break; | |
| 1665 case LSQB: | |
| 1666 n = CHILD(n, 1); | |
| 1667 if (TYPE(n) == RSQB) { | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1668 com_error(c, SyntaxError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1669 "can't assign to []"); |
| 69 | 1670 return; |
| 1671 } | |
| 1672 com_assign_list(c, n, assigning); | |
| 1673 return; | |
| 1674 case NAME: | |
| 1675 com_assign_name(c, CHILD(n, 0), assigning); | |
| 1676 return; | |
| 1677 default: | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1678 com_error(c, SyntaxError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1679 "can't assign to literal"); |
| 69 | 1680 return; |
| 1681 } | |
| 1682 break; | |
|
3963
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
1683 |
|
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
1684 case lambdef: |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1685 com_error(c, SyntaxError, "can't assign to lambda"); |
|
3963
00722990b80c
Removed unused var; added error check for ``lambda: x=1''.
Guido van Rossum <guido@python.org>
parents:
3839
diff
changeset
|
1686 return; |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1687 |
| 69 | 1688 default: |
| 1689 fprintf(stderr, "node type %d\n", TYPE(n)); | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1690 com_error(c, SystemError, "com_assign: bad node"); |
| 69 | 1691 return; |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1692 |
| 69 | 1693 } |
| 1694 } | |
| 1695 } | |
| 1696 | |
| 1697 static void | |
| 1698 com_expr_stmt(c, n) | |
| 1699 struct compiling *c; | |
| 1700 node *n; | |
| 1701 { | |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1702 REQ(n, expr_stmt); /* testlist ('=' testlist)* */ |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1703 com_node(c, CHILD(n, NCH(n)-1)); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1704 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
|
1705 if (c->c_interactive) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1706 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
|
1707 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
1708 com_addbyte(c, POP_TOP); |
| 69 | 1709 } |
| 1710 else { | |
| 1711 int i; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1712 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
|
1713 if (i+2 < NCH(n)-2) |
| 69 | 1714 com_addbyte(c, DUP_TOP); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
1715 com_assign(c, CHILD(n, i), OP_ASSIGN); |
| 69 | 1716 } |
| 1717 } | |
| 1718 } | |
| 1719 | |
| 1720 static void | |
| 1721 com_print_stmt(c, n) | |
| 1722 struct compiling *c; | |
| 1723 node *n; | |
| 1724 { | |
| 1725 int i; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1726 REQ(n, print_stmt); /* 'print' (test ',')* [test] */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1727 for (i = 1; i < NCH(n); i += 2) { |
| 69 | 1728 com_node(c, CHILD(n, i)); |
| 1729 com_addbyte(c, PRINT_ITEM); | |
| 1730 } | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1731 if (TYPE(CHILD(n, NCH(n)-1)) != COMMA) |
| 69 | 1732 com_addbyte(c, PRINT_NEWLINE); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1733 /* XXX Alternatively, LOAD_CONST '\n' and then PRINT_ITEM */ |
| 69 | 1734 } |
| 1735 | |
| 1736 static void | |
| 1737 com_return_stmt(c, n) | |
| 1738 struct compiling *c; | |
| 1739 node *n; | |
| 1740 { | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1741 REQ(n, return_stmt); /* 'return' [testlist] */ |
| 86 | 1742 if (!c->c_infunction) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1743 com_error(c, SyntaxError, "'return' outside function"); |
| 86 | 1744 } |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1745 if (NCH(n) < 2) |
| 69 | 1746 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 1747 else | |
| 1748 com_node(c, CHILD(n, 1)); | |
| 1749 com_addbyte(c, RETURN_VALUE); | |
| 1750 } | |
| 1751 | |
| 1752 static void | |
| 1753 com_raise_stmt(c, n) | |
| 1754 struct compiling *c; | |
| 1755 node *n; | |
| 1756 { | |
|
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
|
1757 REQ(n, raise_stmt); /* 'raise' test [',' test [',' test]] */ |
| 69 | 1758 com_node(c, CHILD(n, 1)); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1759 if (NCH(n) > 3) { |
| 69 | 1760 com_node(c, CHILD(n, 3)); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1761 if (NCH(n) > 5) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1762 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
|
1763 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1764 com_addoparg(c, RAISE_VARARGS, NCH(n)/2); |
| 69 | 1765 } |
| 1766 | |
| 1767 static void | |
| 1768 com_import_stmt(c, n) | |
| 1769 struct compiling *c; | |
| 1770 node *n; | |
| 1771 { | |
| 1772 int i; | |
| 1773 REQ(n, import_stmt); | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1774 /* 'import' dotted_name (',' dotted_name)* | |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1775 'from' dotted_name 'import' ('*' | NAME (',' NAME)*) */ |
| 69 | 1776 if (STR(CHILD(n, 0))[0] == 'f') { |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1777 /* 'from' dotted_name 'import' ... */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1778 REQ(CHILD(n, 1), dotted_name); |
| 69 | 1779 com_addopname(c, IMPORT_NAME, CHILD(n, 1)); |
| 1780 for (i = 3; i < NCH(n); i += 2) | |
| 1781 com_addopname(c, IMPORT_FROM, CHILD(n, i)); | |
| 1782 com_addbyte(c, POP_TOP); | |
| 1783 } | |
| 1784 else { | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
1785 /* 'import' ... */ |
| 69 | 1786 for (i = 1; i < NCH(n); i += 2) { |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1787 REQ(CHILD(n, i), dotted_name); |
| 69 | 1788 com_addopname(c, IMPORT_NAME, CHILD(n, i)); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
1789 com_addopname(c, STORE_NAME, CHILD(CHILD(n, i), 0)); |
| 69 | 1790 } |
| 1791 } | |
| 1792 } | |
| 1793 | |
| 1794 static void | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1795 com_global_stmt(c, n) |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1796 struct compiling *c; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1797 node *n; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1798 { |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1799 int i; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1800 REQ(n, global_stmt); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1801 /* 'global' NAME (',' NAME)* */ |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1802 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
|
1803 char *s = STR(CHILD(n, i)); |
|
4130
7b84dae97ee8
Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents:
4129
diff
changeset
|
1804 #ifdef PRIVATE_NAME_MANGLING |
|
7b84dae97ee8
Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents:
4129
diff
changeset
|
1805 char buffer[256]; |
|
7b84dae97ee8
Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents:
4129
diff
changeset
|
1806 if (s != NULL && s[0] == '_' && s[1] == '_' && |
|
7b84dae97ee8
Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents:
4129
diff
changeset
|
1807 c->c_private != NULL && |
|
7b84dae97ee8
Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents:
4129
diff
changeset
|
1808 com_mangle(c, s, buffer, (int)sizeof(buffer))) |
|
7b84dae97ee8
Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents:
4129
diff
changeset
|
1809 s = buffer; |
|
7b84dae97ee8
Oops need to mangle global statement separately
Guido van Rossum <guido@python.org>
parents:
4129
diff
changeset
|
1810 #endif |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1811 if (dictlookup(c->c_locals, s) != NULL) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1812 com_error(c, SyntaxError, "name is local and global"); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1813 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1814 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
|
1815 c->c_errors++; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1816 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1817 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1818 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1819 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1820 com_newlocal_o(c, nameval) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1821 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1822 object *nameval; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1823 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1824 int i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1825 object *ival; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1826 if (getlistsize(c->c_varnames) != c->c_nlocals) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1827 /* 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
|
1828 if (c->c_errors == 0) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
1829 com_error(c, SystemError, "mixed up var name/index"); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1830 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1831 return 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1832 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1833 ival = newintobject(i = c->c_nlocals++); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1834 if (ival == NULL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1835 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1836 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
|
1837 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1838 else if (addlistitem(c->c_varnames, nameval) != 0) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1839 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1840 XDECREF(ival); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1841 return i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1842 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1843 |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1844 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1845 com_addlocal_o(c, nameval) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1846 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1847 object *nameval; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1848 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1849 object *ival = mappinglookup(c->c_locals, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1850 if (ival != NULL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1851 return getintvalue(ival); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1852 return com_newlocal_o(c, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1853 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1854 |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1855 static int |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1856 com_newlocal(c, name) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1857 struct compiling *c; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1858 char *name; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1859 { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1860 object *nameval = newstringobject(name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1861 int i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1862 if (nameval == NULL) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1863 c->c_errors++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1864 return 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1865 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1866 i = com_newlocal_o(c, nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1867 DECREF(nameval); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1868 return i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1869 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
1870 |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1871 #define strequ(a, b) (strcmp((a), (b)) == 0) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1872 |
|
4003
138fa15a1032
Disable support for access statement
Guido van Rossum <guido@python.org>
parents:
3963
diff
changeset
|
1873 #ifdef SUPPORT_OBSOLETE_ACCESS |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1874 static void |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1875 com_access_stmt(c, n) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1876 struct compiling *c; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1877 node *n; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1878 { |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1879 int i, j, k, mode, imode; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1880 object *vmode; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1881 REQ(n, access_stmt); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1882 /* 'access' NAME (',' NAME)* ':' accesstype (',' accesstype)* |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1883 accesstype: NAME+ */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1884 |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1885 /* Find where the colon is */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1886 i = 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1887 while (TYPE(CHILD(n,i-1)) != COLON) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1888 i += 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1889 |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1890 /* Calculate the mode mask */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1891 mode = 0; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1892 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
|
1893 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
|
1894 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
|
1895 if (strequ(STR(CHILD(CHILD(n,j),k)), "public")) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1896 p = 0; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1897 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
|
1898 p = 1; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
1899 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
|
1900 p = 2; |
|
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|
1901 else if (strequ(STR(CHILD(CHILD(n,j),k)), "read")) |
|
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|
1902 r = 1; |
|
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|
1903 else if (strequ(STR(CHILD(CHILD(n,j),k)), "write")) |
|
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Several changes in one:
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1904 w = 1; |
|
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|
1905 else /* XXX should make this an exception */ |
|
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|
1906 fprintf(stderr, "bad access type %s\n", |
|
9fed5726a36d
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|
1907 STR(CHILD(CHILD(n,j),k))); |
|
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|
1908 } |
|
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|
1909 if (r == 0 && w == 0) |
|
1289
4d292c7857d4
Access checks now work, at least for instance data (not for methods
Guido van Rossum <guido@python.org>
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|
1910 r = w = 1; |
|
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1911 if (p == 0) { |
|
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|
1912 if (r == 1) mode |= AC_R_PUBLIC; |
|
9fed5726a36d
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|
1913 if (w == 1) mode |= AC_W_PUBLIC; |
|
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1914 } else if (p == 1) { |
|
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|
1915 if (r == 1) mode |= AC_R_PROTECTED; |
|
9fed5726a36d
Several changes in one:
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|
1916 if (w == 1) mode |= AC_W_PROTECTED; |
|
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Several changes in one:
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|
1917 } else { |
|
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1918 if (r == 1) mode |= AC_R_PRIVATE; |
|
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|
1919 if (w == 1) mode |= AC_W_PRIVATE; |
|
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|
1920 } |
|
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|
1921 } |
|
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|
1922 vmode = newintobject((long)mode); |
|
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Several changes in one:
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|
1923 imode = com_addconst(c, vmode); |
|
9fed5726a36d
Several changes in one:
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|
1924 XDECREF(vmode); |
|
9fed5726a36d
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|
1925 for (i = 1; TYPE(CHILD(n,i-1)) != COLON; i+=2) { |
|
9fed5726a36d
Several changes in one:
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|
1926 com_addoparg(c, LOAD_CONST, imode); |
|
9fed5726a36d
Several changes in one:
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diff
changeset
|
1927 com_addopname(c, ACCESS_MODE, CHILD(n, i)); |
|
9fed5726a36d
Several changes in one:
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parents:
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diff
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|
1928 } |
|
4003
138fa15a1032
Disable support for access statement
Guido van Rossum <guido@python.org>
parents:
3963
diff
changeset
|
1929 } |
|
3166
938c433c876a
disable code generation for access statement
Guido van Rossum <guido@python.org>
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|
1930 #endif |
|
1288
9fed5726a36d
Several changes in one:
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|
1931 |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
1932 static void |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
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|
1933 com_exec_stmt(c, n) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
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diff
changeset
|
1934 struct compiling *c; |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1935 node *n; |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1936 { |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1937 REQ(n, exec_stmt); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1938 /* 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
|
1939 com_node(c, CHILD(n, 1)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1940 if (NCH(n) >= 4) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1941 com_node(c, CHILD(n, 3)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1942 else |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1943 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
|
1944 if (NCH(n) >= 6) |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1945 com_node(c, CHILD(n, 5)); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1946 else |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1947 com_addbyte(c, DUP_TOP); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1948 com_addbyte(c, EXEC_STMT); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1949 } |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1950 |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
1951 static void |
| 69 | 1952 com_if_stmt(c, n) |
| 1953 struct compiling *c; | |
| 1954 node *n; | |
| 1955 { | |
| 1956 int i; | |
| 1957 int anchor = 0; | |
| 1958 REQ(n, if_stmt); | |
| 1959 /*'if' test ':' suite ('elif' test ':' suite)* ['else' ':' suite] */ | |
| 1960 for (i = 0; i+3 < NCH(n); i+=4) { | |
| 1961 int a = 0; | |
| 86 | 1962 node *ch = CHILD(n, i+1); |
| 1963 if (i > 0) | |
| 1964 com_addoparg(c, SET_LINENO, ch->n_lineno); | |
| 69 | 1965 com_node(c, CHILD(n, i+1)); |
| 1966 com_addfwref(c, JUMP_IF_FALSE, &a); | |
| 1967 com_addbyte(c, POP_TOP); | |
| 1968 com_node(c, CHILD(n, i+3)); | |
| 1969 com_addfwref(c, JUMP_FORWARD, &anchor); | |
| 1970 com_backpatch(c, a); | |
| 1971 com_addbyte(c, POP_TOP); | |
| 1972 } | |
| 1973 if (i+2 < NCH(n)) | |
| 1974 com_node(c, CHILD(n, i+2)); | |
| 1975 com_backpatch(c, anchor); | |
| 1976 } | |
| 1977 | |
| 1978 static void | |
| 1979 com_while_stmt(c, n) | |
| 1980 struct compiling *c; | |
| 1981 node *n; | |
| 1982 { | |
| 1983 int break_anchor = 0; | |
| 1984 int anchor = 0; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1985 int save_begin = c->c_begin; |
| 69 | 1986 REQ(n, while_stmt); /* 'while' test ':' suite ['else' ':' suite] */ |
| 1987 com_addfwref(c, SETUP_LOOP, &break_anchor); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1988 block_push(c, SETUP_LOOP); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1989 c->c_begin = c->c_nexti; |
| 86 | 1990 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 1991 com_node(c, CHILD(n, 1)); |
| 1992 com_addfwref(c, JUMP_IF_FALSE, &anchor); | |
| 1993 com_addbyte(c, POP_TOP); | |
| 86 | 1994 c->c_loops++; |
| 69 | 1995 com_node(c, CHILD(n, 3)); |
| 86 | 1996 c->c_loops--; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1997 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
1998 c->c_begin = save_begin; |
| 69 | 1999 com_backpatch(c, anchor); |
| 2000 com_addbyte(c, POP_TOP); | |
| 2001 com_addbyte(c, POP_BLOCK); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2002 block_pop(c, SETUP_LOOP); |
| 69 | 2003 if (NCH(n) > 4) |
| 2004 com_node(c, CHILD(n, 6)); | |
| 2005 com_backpatch(c, break_anchor); | |
| 2006 } | |
| 2007 | |
| 2008 static void | |
| 2009 com_for_stmt(c, n) | |
| 2010 struct compiling *c; | |
| 2011 node *n; | |
| 2012 { | |
| 2013 object *v; | |
| 2014 int break_anchor = 0; | |
| 2015 int anchor = 0; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2016 int save_begin = c->c_begin; |
| 69 | 2017 REQ(n, for_stmt); |
| 2018 /* 'for' exprlist 'in' exprlist ':' suite ['else' ':' suite] */ | |
| 2019 com_addfwref(c, SETUP_LOOP, &break_anchor); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2020 block_push(c, SETUP_LOOP); |
| 69 | 2021 com_node(c, CHILD(n, 3)); |
| 2022 v = newintobject(0L); | |
| 2023 if (v == NULL) | |
| 2024 c->c_errors++; | |
| 2025 com_addoparg(c, LOAD_CONST, com_addconst(c, v)); | |
| 2026 XDECREF(v); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2027 c->c_begin = c->c_nexti; |
| 86 | 2028 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 2029 com_addfwref(c, FOR_LOOP, &anchor); |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
2030 com_assign(c, CHILD(n, 1), OP_ASSIGN); |
| 86 | 2031 c->c_loops++; |
| 69 | 2032 com_node(c, CHILD(n, 5)); |
| 86 | 2033 c->c_loops--; |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2034 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2035 c->c_begin = save_begin; |
| 69 | 2036 com_backpatch(c, anchor); |
| 2037 com_addbyte(c, POP_BLOCK); | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2038 block_pop(c, SETUP_LOOP); |
| 69 | 2039 if (NCH(n) > 8) |
| 2040 com_node(c, CHILD(n, 8)); | |
| 2041 com_backpatch(c, break_anchor); | |
| 2042 } | |
| 2043 | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2044 /* Code generated for "try: S finally: Sf" is as follows: |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2045 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2046 SETUP_FINALLY L |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2047 <code for S> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2048 POP_BLOCK |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2049 LOAD_CONST <nil> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2050 L: <code for Sf> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2051 END_FINALLY |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2052 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2053 The special instructions use the block stack. Each block |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2054 stack entry contains the instruction that created it (here |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2055 SETUP_FINALLY), the level of the value stack at the time the |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2056 block stack entry was created, and a label (here L). |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2057 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2058 SETUP_FINALLY: |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2059 Pushes the current value stack level and the label |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2060 onto the block stack. |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2061 POP_BLOCK: |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2062 Pops en entry from the block stack, and pops the value |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2063 stack until its level is the same as indicated on the |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2064 block stack. (The label is ignored.) |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2065 END_FINALLY: |
| 86 | 2066 Pops a variable number of entries from the *value* stack |
| 2067 and re-raises the exception they specify. The number of | |
| 2068 entries popped depends on the (pseudo) exception type. | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2069 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2070 The block stack is unwound when an exception is raised: |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2071 when a SETUP_FINALLY entry is found, the exception is pushed |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2072 onto the value stack (and the exception condition is cleared), |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2073 and the interpreter jumps to the label gotten from the block |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2074 stack. |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2075 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2076 Code generated for "try: S except E1, V1: S1 except E2, V2: S2 ...": |
| 86 | 2077 (The contents of the value stack is shown in [], with the top |
| 2078 at the right; 'tb' is trace-back info, 'val' the exception's | |
| 2079 associated value, and 'exc' the exception.) | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2080 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2081 Value stack Label Instruction Argument |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2082 [] SETUP_EXCEPT L1 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2083 [] <code for S> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2084 [] POP_BLOCK |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2085 [] JUMP_FORWARD L0 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2086 |
| 86 | 2087 [tb, val, exc] L1: DUP ) |
| 2088 [tb, val, exc, exc] <evaluate E1> ) | |
| 2089 [tb, val, exc, exc, E1] COMPARE_OP EXC_MATCH ) only if E1 | |
| 2090 [tb, val, exc, 1-or-0] JUMP_IF_FALSE L2 ) | |
| 2091 [tb, val, exc, 1] POP ) | |
| 2092 [tb, val, exc] POP | |
| 2093 [tb, val] <assign to V1> (or POP if no V1) | |
| 2094 [tb] POP | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2095 [] <code for S1> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2096 JUMP_FORWARD L0 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2097 |
| 86 | 2098 [tb, val, exc, 0] L2: POP |
| 2099 [tb, val, exc] DUP | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2100 .............................etc....................... |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2101 |
| 86 | 2102 [tb, val, exc, 0] Ln+1: POP |
| 2103 [tb, val, exc] END_FINALLY # re-raise exception | |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2104 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2105 [] L0: <next statement> |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2106 |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2107 Of course, parts are not generated if Vi or Ei is not present. |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2108 */ |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2109 |
| 69 | 2110 static void |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2111 com_try_except(c, n) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2112 struct compiling *c; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2113 node *n; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2114 { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2115 int except_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2116 int end_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2117 int else_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2118 int i; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2119 node *ch; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2120 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2121 com_addfwref(c, SETUP_EXCEPT, &except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2122 block_push(c, SETUP_EXCEPT); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2123 com_node(c, CHILD(n, 2)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2124 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
|
2125 block_pop(c, SETUP_EXCEPT); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2126 com_addfwref(c, JUMP_FORWARD, &else_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2127 com_backpatch(c, except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2128 for (i = 3; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2129 i < NCH(n) && TYPE(ch = CHILD(n, i)) == except_clause; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2130 i += 3) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2131 /* except_clause: 'except' [expr [',' expr]] */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2132 if (except_anchor == 0) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2133 com_error(c, SyntaxError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2134 "default 'except:' must be last"); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2135 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2136 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2137 except_anchor = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2138 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
|
2139 if (NCH(ch) > 1) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2140 com_addbyte(c, DUP_TOP); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2141 com_node(c, CHILD(ch, 1)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2142 com_addoparg(c, COMPARE_OP, EXC_MATCH); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2143 com_addfwref(c, JUMP_IF_FALSE, &except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2144 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
|
2145 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2146 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
|
2147 if (NCH(ch) > 3) |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
2148 com_assign(c, CHILD(ch, 3), OP_ASSIGN); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2149 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2150 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
|
2151 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
|
2152 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
|
2153 com_addfwref(c, JUMP_FORWARD, &end_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2154 if (except_anchor) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2155 com_backpatch(c, except_anchor); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2156 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
|
2157 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2158 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2159 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
|
2160 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
|
2161 if (i < NCH(n)) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2162 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
|
2163 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
|
2164 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2165 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2166 static void |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2167 com_try_finally(c, n) |
| 69 | 2168 struct compiling *c; |
| 2169 node *n; | |
| 2170 { | |
| 2171 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
|
2172 node *ch; |
|
792
dc3b455f7632
Only * can be used for varargs argument lists
Guido van Rossum <guido@python.org>
parents:
744
diff
changeset
|
2173 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2174 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
|
2175 block_push(c, SETUP_FINALLY); |
| 69 | 2176 com_node(c, CHILD(n, 2)); |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2177 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
|
2178 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
|
2179 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
|
2180 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:
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diff
changeset
|
2181 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
|
2182 ch = CHILD(n, NCH(n)-1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2183 com_addoparg(c, SET_LINENO, ch->n_lineno); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
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parents:
1417
diff
changeset
|
2184 com_node(c, ch); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2185 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
|
2186 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
|
2187 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2188 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2189 static void |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2190 com_try_stmt(c, n) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
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diff
changeset
|
2191 struct compiling *c; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2192 node *n; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
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diff
changeset
|
2193 { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2194 REQ(n, try_stmt); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
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1417
diff
changeset
|
2195 /* 'try' ':' suite (except_clause ':' suite)+ ['else' ':' suite] |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2196 | 'try' ':' suite 'finally' ':' suite */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2197 if (TYPE(CHILD(n, 3)) != except_clause) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2198 com_try_finally(c, n); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
2199 else |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2200 com_try_except(c, n); |
| 69 | 2201 } |
| 2202 | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2203 static object * |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2204 get_docstring(n) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2205 node *n; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2206 { |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2207 int i; |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2208 |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2209 switch (TYPE(n)) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2210 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2211 case suite: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2212 if (NCH(n) == 1) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2213 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2214 else { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2215 for (i = 0; i < NCH(n); i++) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2216 node *ch = CHILD(n, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2217 if (TYPE(ch) == stmt) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2218 return get_docstring(ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2219 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2220 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2221 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2222 |
|
2241
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2223 case file_input: |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2224 for (i = 0; i < NCH(n); i++) { |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2225 node *ch = CHILD(n, i); |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2226 if (TYPE(ch) == stmt) |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2227 return get_docstring(ch); |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2228 } |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2229 break; |
|
fefae37c053c
added missing case to get_docstring
Guido van Rossum <guido@python.org>
parents:
2203
diff
changeset
|
2230 |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2231 case stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2232 case simple_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2233 case small_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2234 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2235 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2236 case expr_stmt: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2237 case testlist: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2238 case test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2239 case and_test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2240 case not_test: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2241 case comparison: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2242 case expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2243 case xor_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2244 case and_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2245 case shift_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2246 case arith_expr: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2247 case term: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2248 case factor: |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2249 case power: |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2250 if (NCH(n) == 1) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2251 return get_docstring(CHILD(n, 0)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2252 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2253 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2254 case atom: |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2255 if (TYPE(CHILD(n, 0)) == STRING) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2256 return parsestrplus(n); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2257 break; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2258 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2259 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2260 return NULL; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2261 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2262 |
| 69 | 2263 static void |
| 2264 com_suite(c, n) | |
| 2265 struct compiling *c; | |
| 2266 node *n; | |
| 2267 { | |
| 2268 REQ(n, suite); | |
| 2269 /* simple_stmt | NEWLINE INDENT NEWLINE* (stmt NEWLINE*)+ DEDENT */ | |
| 2270 if (NCH(n) == 1) { | |
| 2271 com_node(c, CHILD(n, 0)); | |
| 2272 } | |
| 2273 else { | |
| 2274 int i; | |
| 2275 for (i = 0; i < NCH(n); i++) { | |
| 2276 node *ch = CHILD(n, i); | |
| 2277 if (TYPE(ch) == stmt) | |
| 2278 com_node(c, ch); | |
| 2279 } | |
| 2280 } | |
| 2281 } | |
| 2282 | |
| 744 | 2283 /* ARGSUSED */ |
| 69 | 2284 static void |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2285 com_continue_stmt(c, n) |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2286 struct compiling *c; |
| 744 | 2287 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
|
2288 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2289 int i = c->c_nblocks; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2290 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
|
2291 com_addoparg(c, JUMP_ABSOLUTE, c->c_begin); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2292 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2293 else { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2294 com_error(c, SyntaxError, "'continue' not properly in loop"); |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2295 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2296 /* XXX Could allow it inside a 'finally' clause |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2297 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
|
2298 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2299 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2300 static int |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2301 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
|
2302 struct compiling *c; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2303 node *n; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2304 { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2305 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
|
2306 if (TYPE(n) == lambdef) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2307 /* lambdef: 'lambda' [varargslist] ':' test */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2308 n = CHILD(n, 1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2309 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2310 else { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2311 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
|
2312 n = CHILD(n, 2); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2313 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
|
2314 n = CHILD(n, 1); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2315 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2316 if (TYPE(n) != varargslist) |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2317 return 0; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2318 /* varargslist: |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2319 (fpdef ['=' test] ',')* '*' ....... | |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2320 fpdef ['=' test] (',' fpdef ['=' test])* [','] */ |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2321 nch = NCH(n); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2322 nargs = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2323 ndefs = 0; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2324 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
|
2325 int t; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2326 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
|
2327 break; |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2328 nargs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2329 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2330 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
|
2331 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
|
2332 else |
|
e51e17b2d88b
fix bug with missing default for last arg (discovered by Tommy Burnette)
Guido van Rossum <guido@python.org>
parents:
2844
diff
changeset
|
2333 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
|
2334 if (t == EQUAL) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2335 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2336 ndefs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2337 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
|
2338 i++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2339 if (i >= nch) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2340 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2341 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
|
2342 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2343 else { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2344 /* 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
|
2345 if (ndefs) { |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2346 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
|
2347 com_addconst(c, None)); |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2348 ndefs++; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2349 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2350 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2351 if (t != COMMA) |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2352 break; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2353 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2354 return ndefs; |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2355 } |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2356 |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2357 static void |
| 69 | 2358 com_funcdef(c, n) |
| 2359 struct compiling *c; | |
| 2360 node *n; | |
| 2361 { | |
| 2362 object *v; | |
| 2363 REQ(n, funcdef); /* funcdef: 'def' NAME parameters ':' suite */ | |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2364 v = (object *)icompile(n, c); |
| 69 | 2365 if (v == NULL) |
| 2366 c->c_errors++; | |
| 2367 else { | |
| 2368 int i = com_addconst(c, v); | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2369 int ndefs = com_argdefs(c, n); |
| 69 | 2370 com_addoparg(c, LOAD_CONST, i); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2371 com_addoparg(c, MAKE_FUNCTION, ndefs); |
| 69 | 2372 com_addopname(c, STORE_NAME, CHILD(n, 1)); |
| 2373 DECREF(v); | |
| 2374 } | |
| 2375 } | |
| 2376 | |
| 2377 static void | |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2378 com_bases(c, n) |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2379 struct compiling *c; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2380 node *n; |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2381 { |
| 744 | 2382 int i; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2383 REQ(n, testlist); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2384 /* testlist: test (',' test)* [','] */ |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2385 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
|
2386 com_node(c, CHILD(n, i)); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2387 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
|
2388 } |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2389 |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2390 static void |
| 69 | 2391 com_classdef(c, n) |
| 2392 struct compiling *c; | |
| 2393 node *n; | |
| 2394 { | |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2395 int i; |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2396 object *v; |
| 69 | 2397 REQ(n, classdef); |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2398 /* classdef: class NAME ['(' testlist ')'] ':' suite */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2399 if ((v = newstringobject(STR(CHILD(n, 1)))) == NULL) { |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2400 c->c_errors++; |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2401 return; |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2402 } |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2403 /* Push the class name on the stack */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2404 i = com_addconst(c, v); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2405 com_addoparg(c, LOAD_CONST, i); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2406 DECREF(v); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2407 /* Push the tuple of base classes on the stack */ |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2408 if (TYPE(CHILD(n, 2)) != LPAR) |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2409 com_addoparg(c, BUILD_TUPLE, 0); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2410 else |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2411 com_bases(c, CHILD(n, 3)); |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2412 v = (object *)icompile(n, c); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2413 if (v == NULL) |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2414 c->c_errors++; |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2415 else { |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2416 i = com_addconst(c, v); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2417 com_addoparg(c, LOAD_CONST, i); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2418 com_addoparg(c, MAKE_FUNCTION, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2419 com_addoparg(c, CALL_FUNCTION, 0); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2420 com_addbyte(c, BUILD_CLASS); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2421 com_addopname(c, STORE_NAME, CHILD(n, 1)); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2422 DECREF(v); |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2423 } |
| 69 | 2424 } |
| 2425 | |
| 2426 static void | |
| 2427 com_node(c, n) | |
| 2428 struct compiling *c; | |
| 2429 node *n; | |
| 2430 { | |
| 2431 switch (TYPE(n)) { | |
| 2432 | |
| 2433 /* Definition nodes */ | |
| 2434 | |
| 2435 case funcdef: | |
| 2436 com_funcdef(c, n); | |
| 2437 break; | |
| 2438 case classdef: | |
| 2439 com_classdef(c, n); | |
| 2440 break; | |
| 2441 | |
| 2442 /* Trivial parse tree nodes */ | |
| 2443 | |
| 2444 case stmt: | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2445 case small_stmt: |
| 86 | 2446 case flow_stmt: |
| 2447 com_node(c, CHILD(n, 0)); | |
| 2448 break; | |
| 2449 | |
| 69 | 2450 case simple_stmt: |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2451 /* small_stmt (';' small_stmt)* [';'] NEWLINE */ |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2452 com_addoparg(c, SET_LINENO, n->n_lineno); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2453 { |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2454 int i; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2455 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
|
2456 com_node(c, CHILD(n, i)); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2457 } |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2458 break; |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2459 |
| 69 | 2460 case compound_stmt: |
| 86 | 2461 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 69 | 2462 com_node(c, CHILD(n, 0)); |
| 2463 break; | |
| 2464 | |
| 2465 /* Statement nodes */ | |
| 2466 | |
| 2467 case expr_stmt: | |
| 2468 com_expr_stmt(c, n); | |
| 2469 break; | |
| 2470 case print_stmt: | |
| 2471 com_print_stmt(c, n); | |
| 2472 break; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2473 case del_stmt: /* 'del' exprlist */ |
|
3839
22e29b1747e1
Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents:
3766
diff
changeset
|
2474 com_assign(c, CHILD(n, 1), OP_DELETE); |
| 69 | 2475 break; |
| 2476 case pass_stmt: | |
| 2477 break; | |
| 2478 case break_stmt: | |
| 86 | 2479 if (c->c_loops == 0) { |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2480 com_error(c, SyntaxError, "'break' outside loop"); |
| 86 | 2481 } |
| 69 | 2482 com_addbyte(c, BREAK_LOOP); |
| 2483 break; | |
|
317
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2484 case continue_stmt: |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2485 com_continue_stmt(c, n); |
|
325b40d77235
New syntax: semicolons, continue statement.
Guido van Rossum <guido@python.org>
parents:
303
diff
changeset
|
2486 break; |
| 69 | 2487 case return_stmt: |
| 2488 com_return_stmt(c, n); | |
| 2489 break; | |
| 2490 case raise_stmt: | |
| 2491 com_raise_stmt(c, n); | |
| 2492 break; | |
| 2493 case import_stmt: | |
| 2494 com_import_stmt(c, n); | |
| 2495 break; | |
|
466
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2496 case global_stmt: |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2497 com_global_stmt(c, n); |
|
90cbcb0b97dc
Implement 'global' and new class syntax.
Guido van Rossum <guido@python.org>
parents:
409
diff
changeset
|
2498 break; |
|
4003
138fa15a1032
Disable support for access statement
Guido van Rossum <guido@python.org>
parents:
3963
diff
changeset
|
2499 #ifdef SUPPORT_OBSOLETE_ACCESS |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2500 case access_stmt: |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2501 com_access_stmt(c, n); |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
2502 break; |
|
4003
138fa15a1032
Disable support for access statement
Guido van Rossum <guido@python.org>
parents:
3963
diff
changeset
|
2503 #endif |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2504 case exec_stmt: |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2505 com_exec_stmt(c, n); |
|
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
2506 break; |
| 69 | 2507 case if_stmt: |
| 2508 com_if_stmt(c, n); | |
| 2509 break; | |
| 2510 case while_stmt: | |
| 2511 com_while_stmt(c, n); | |
| 2512 break; | |
| 2513 case for_stmt: | |
| 2514 com_for_stmt(c, n); | |
| 2515 break; | |
| 2516 case try_stmt: | |
| 2517 com_try_stmt(c, n); | |
| 2518 break; | |
| 2519 case suite: | |
| 2520 com_suite(c, n); | |
| 2521 break; | |
| 2522 | |
| 2523 /* Expression nodes */ | |
| 2524 | |
| 2525 case testlist: | |
| 482 | 2526 com_list(c, n, 0); |
| 69 | 2527 break; |
| 2528 case test: | |
| 2529 com_test(c, n); | |
| 2530 break; | |
| 2531 case and_test: | |
| 2532 com_and_test(c, n); | |
| 2533 break; | |
| 2534 case not_test: | |
| 2535 com_not_test(c, n); | |
| 2536 break; | |
| 2537 case comparison: | |
| 2538 com_comparison(c, n); | |
| 2539 break; | |
| 2540 case exprlist: | |
| 482 | 2541 com_list(c, n, 0); |
| 69 | 2542 break; |
| 2543 case expr: | |
| 2544 com_expr(c, n); | |
| 2545 break; | |
|
409
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2546 case xor_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2547 com_xor_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2548 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2549 case and_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2550 com_and_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2551 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2552 case shift_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2553 com_shift_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2554 break; |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2555 case arith_expr: |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2556 com_arith_expr(c, n); |
|
b5fe6482072f
Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents:
388
diff
changeset
|
2557 break; |
| 69 | 2558 case term: |
| 2559 com_term(c, n); | |
| 2560 break; | |
| 2561 case factor: | |
| 2562 com_factor(c, n); | |
| 2563 break; | |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2564 case power: |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2565 com_power(c, n); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2566 break; |
| 69 | 2567 case atom: |
| 2568 com_atom(c, n); | |
| 2569 break; | |
| 2570 | |
| 2571 default: | |
| 2572 fprintf(stderr, "node type %d\n", TYPE(n)); | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2573 com_error(c, SystemError, "com_node: unexpected node type"); |
| 69 | 2574 } |
| 2575 } | |
| 2576 | |
| 2577 static void com_fplist PROTO((struct compiling *, node *)); | |
| 2578 | |
| 2579 static void | |
| 2580 com_fpdef(c, n) | |
| 2581 struct compiling *c; | |
| 2582 node *n; | |
| 2583 { | |
| 2584 REQ(n, fpdef); /* fpdef: NAME | '(' fplist ')' */ | |
| 2585 if (TYPE(CHILD(n, 0)) == LPAR) | |
| 2586 com_fplist(c, CHILD(n, 1)); | |
| 2587 else | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2588 com_addoparg(c, STORE_FAST, com_newlocal(c, STR(CHILD(n, 0)))); |
| 69 | 2589 } |
| 2590 | |
| 2591 static void | |
| 2592 com_fplist(c, n) | |
| 2593 struct compiling *c; | |
| 2594 node *n; | |
| 2595 { | |
| 544 | 2596 REQ(n, fplist); /* fplist: fpdef (',' fpdef)* [','] */ |
| 69 | 2597 if (NCH(n) == 1) { |
| 2598 com_fpdef(c, CHILD(n, 0)); | |
| 2599 } | |
| 2600 else { | |
| 2601 int i; | |
| 2602 com_addoparg(c, UNPACK_TUPLE, (NCH(n)+1)/2); | |
| 2603 for (i = 0; i < NCH(n); i += 2) | |
| 2604 com_fpdef(c, CHILD(n, i)); | |
| 2605 } | |
| 2606 } | |
| 2607 | |
| 2608 static void | |
| 584 | 2609 com_arglist(c, n) |
| 2610 struct compiling *c; | |
| 2611 node *n; | |
| 2612 { | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2613 int nch, i; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2614 int complex = 0; |
| 584 | 2615 REQ(n, varargslist); |
|
617
755bb8efcc2d
Use strtoul() for oct/hex constants.
Guido van Rossum <guido@python.org>
parents:
584
diff
changeset
|
2616 /* varargslist: |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2617 (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
|
2618 nch = NCH(n); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2619 /* 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
|
2620 for (i = 0; i < nch; i++) { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2621 node *ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2622 node *fp; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2623 char *name; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2624 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
|
2625 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2626 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2627 fp = CHILD(ch, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2628 if (TYPE(fp) == NAME) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2629 name = STR(fp); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2630 else { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2631 name = ""; |
|
3766
516490c8192c
Py_complex; and WITHOUT_COMPLEX added to getargs.c
Guido van Rossum <guido@python.org>
parents:
3366
diff
changeset
|
2632 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
|
2633 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2634 com_newlocal(c, name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2635 c->c_argcount++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2636 if (++i >= nch) |
| 584 | 2637 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2638 ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2639 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
|
2640 i += 2; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2641 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2642 REQ(ch, COMMA); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2643 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2644 /* Handle *arguments */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2645 if (i < nch) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2646 node *ch; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2647 ch = CHILD(n, i); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2648 if (TYPE(ch) != DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2649 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2650 ch = CHILD(n, i+1); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2651 if (TYPE(ch) == NAME) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2652 c->c_flags |= CO_VARARGS; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2653 i += 3; |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2654 com_newlocal(c, STR(ch)); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2655 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2656 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2657 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2658 /* Handle **keywords */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2659 if (i < nch) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2660 node *ch; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2661 ch = CHILD(n, i); |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2662 if (TYPE(ch) != DOUBLESTAR) { |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2663 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2664 ch = CHILD(n, i+1); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2665 REQ(ch, STAR); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2666 ch = CHILD(n, i+2); |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2667 } |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2668 else |
|
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2669 ch = CHILD(n, i+1); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2670 REQ(ch, NAME); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2671 c->c_flags |= CO_VARKEYWORDS; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2672 com_newlocal(c, STR(ch)); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2673 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2674 if (complex) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2675 /* Generate code for complex arguments only after |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2676 having counted the simple arguments */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2677 int ilocal = 0; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2678 for (i = 0; i < nch; i++) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2679 node *ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2680 node *fp; |
|
3324
36920bbd81a8
changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents:
3166
diff
changeset
|
2681 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
|
2682 break; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2683 REQ(ch, fpdef); /* fpdef: NAME | '(' fplist ')' */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2684 fp = CHILD(ch, 0); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2685 if (TYPE(fp) != NAME) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2686 com_addoparg(c, LOAD_FAST, ilocal); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2687 com_fpdef(c, ch); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2688 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2689 ilocal++; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2690 if (++i >= nch) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2691 break; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2692 ch = CHILD(n, i); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2693 if (TYPE(ch) == EQUAL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2694 i += 2; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2695 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2696 REQ(ch, COMMA); |
| 584 | 2697 } |
| 2698 } | |
| 2699 } | |
| 2700 | |
| 2701 static void | |
| 69 | 2702 com_file_input(c, n) |
| 2703 struct compiling *c; | |
| 2704 node *n; | |
| 2705 { | |
| 2706 int i; | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2707 object *doc; |
| 69 | 2708 REQ(n, file_input); /* (NEWLINE | stmt)* ENDMARKER */ |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2709 doc = get_docstring(n); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2710 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2711 int i = com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2712 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2713 com_addoparg(c, LOAD_CONST, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2714 com_addopnamestr(c, STORE_NAME, "__doc__"); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2715 } |
| 69 | 2716 for (i = 0; i < NCH(n); i++) { |
| 2717 node *ch = CHILD(n, i); | |
| 2718 if (TYPE(ch) != ENDMARKER && TYPE(ch) != NEWLINE) | |
| 2719 com_node(c, ch); | |
| 2720 } | |
| 2721 } | |
| 2722 | |
| 2723 /* Top-level compile-node interface */ | |
| 2724 | |
| 2725 static void | |
| 2726 compile_funcdef(c, n) | |
| 2727 struct compiling *c; | |
| 2728 node *n; | |
| 2729 { | |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2730 object *doc; |
| 69 | 2731 node *ch; |
| 2732 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
|
2733 c->c_name = STR(CHILD(n, 1)); |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2734 doc = get_docstring(CHILD(n, 4)); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2735 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2736 (void) com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2737 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2738 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2739 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2740 (void) com_addconst(c, None); /* No docstring */ |
| 584 | 2741 ch = CHILD(n, 2); /* parameters: '(' [varargslist] ')' */ |
| 2742 ch = CHILD(ch, 1); /* ')' | varargslist */ | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2743 if (TYPE(ch) == varargslist) |
| 584 | 2744 com_arglist(c, ch); |
| 86 | 2745 c->c_infunction = 1; |
| 69 | 2746 com_node(c, CHILD(n, 4)); |
| 86 | 2747 c->c_infunction = 0; |
| 69 | 2748 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2749 com_addbyte(c, RETURN_VALUE); | |
| 2750 } | |
| 2751 | |
| 2752 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
|
2753 compile_lambdef(c, n) |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2754 struct compiling *c; |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2755 node *n; |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2756 { |
|
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
|
2757 node *ch; |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2758 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
|
2759 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
|
2760 |
|
06570429f062
* import.c (get_module): pass .py filename to parse_file, not .pyc filename!
Guido van Rossum <guido@python.org>
parents:
1405
diff
changeset
|
2761 ch = CHILD(n, 1); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2762 (void) com_addconst(c, None); /* No docstring */ |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2763 if (TYPE(ch) == varargslist) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2764 com_arglist(c, ch); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2765 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
|
2766 } |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2767 else |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2768 ch = CHILD(n, 2); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2769 com_node(c, ch); |
|
1369
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2770 com_addbyte(c, RETURN_VALUE); |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2771 } |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2772 |
|
89e1e5d9ccbf
* compile.[ch]: support for lambda()
Guido van Rossum <guido@python.org>
parents:
1364
diff
changeset
|
2773 static void |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2774 compile_classdef(c, n) |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2775 struct compiling *c; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2776 node *n; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2777 { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2778 node *ch; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2779 object *doc; |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2780 REQ(n, classdef); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2781 /* classdef: 'class' NAME ['(' testlist ')'] ':' suite */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2782 c->c_name = STR(CHILD(n, 1)); |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2783 #ifdef PRIVATE_NAME_MANGLING |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2784 c->c_private = c->c_name; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2785 #endif |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2786 ch = CHILD(n, NCH(n)-1); /* The suite */ |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2787 doc = get_docstring(ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2788 if (doc != NULL) { |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2789 int i = com_addconst(c, doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2790 DECREF(doc); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2791 com_addoparg(c, LOAD_CONST, i); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2792 com_addopnamestr(c, STORE_NAME, "__doc__"); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2793 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2794 else |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2795 (void) com_addconst(c, None); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2796 com_node(c, ch); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2797 com_addbyte(c, LOAD_LOCALS); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2798 com_addbyte(c, RETURN_VALUE); |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2799 } |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2800 |
|
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2801 static void |
| 69 | 2802 compile_node(c, n) |
| 2803 struct compiling *c; | |
| 2804 node *n; | |
| 2805 { | |
| 86 | 2806 com_addoparg(c, SET_LINENO, n->n_lineno); |
| 2807 | |
| 69 | 2808 switch (TYPE(n)) { |
| 2809 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2810 case single_input: /* One interactive command */ |
| 69 | 2811 /* 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
|
2812 c->c_interactive++; |
| 69 | 2813 n = CHILD(n, 0); |
| 2814 if (TYPE(n) != NEWLINE) | |
| 2815 com_node(c, n); | |
| 86 | 2816 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2817 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
|
2818 c->c_interactive--; |
| 69 | 2819 break; |
| 2820 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2821 case file_input: /* A whole file, or built-in function exec() */ |
| 69 | 2822 com_file_input(c, n); |
| 86 | 2823 com_addoparg(c, LOAD_CONST, com_addconst(c, None)); |
| 2824 com_addbyte(c, RETURN_VALUE); | |
| 69 | 2825 break; |
| 2826 | |
|
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
|
2827 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
|
2828 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
|
2829 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
|
2830 break; |
|
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2831 |
|
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
|
2832 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
|
2833 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
|
2834 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
|
2835 |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2836 case funcdef: /* A function definition */ |
| 69 | 2837 compile_funcdef(c, n); |
| 2838 break; | |
| 2839 | |
|
120
c9a5fe1660f5
Fix bug in input(); add comments to cases in compile().
Guido van Rossum <guido@python.org>
parents:
86
diff
changeset
|
2840 case classdef: /* A class definition */ |
|
2089
53aa51433f7f
Two independent chages:
Guido van Rossum <guido@python.org>
parents:
2062
diff
changeset
|
2841 compile_classdef(c, n); |
|
73
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2842 break; |
|
3028acaa56b0
Compile class definitions.
Guido van Rossum <guido@python.org>
parents:
69
diff
changeset
|
2843 |
| 69 | 2844 default: |
| 2845 fprintf(stderr, "node type %d\n", TYPE(n)); | |
|
4315
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2846 com_error(c, SystemError, |
|
46d736fb9da3
Added line number to most compile-time error messages.
Guido van Rossum <guido@python.org>
parents:
4131
diff
changeset
|
2847 "compile_node: unexpected node type"); |
| 69 | 2848 } |
| 2849 } | |
| 2850 | |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2851 /* 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
|
2852 |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2853 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
|
2854 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
|
2855 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
|
2856 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
|
2857 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2858 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
|
2859 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
|
2860 function definitions, class definitions and import statements. |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2861 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
|
2862 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
|
2863 |
|
1833
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2864 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
|
2865 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
|
2866 |
|
39a4c15acb32
* Python/compile.c (com_argdefs, com_arglist): avoid referencing
Guido van Rossum <guido@python.org>
parents:
1417
diff
changeset
|
2867 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
|
2868 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
|
2869 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
|
2870 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
|
2871 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
|
2872 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2873 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
|
2874 |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2875 static void |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2876 optimize(c) |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2877 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
|
2878 { |
|
203
ceb36ec6198d
BUGFIX! Instructions are unsigned bytes.
Guido van Rossum <guido@python.org>
parents:
176
diff
changeset
|
2879 unsigned char *next_instr, *cur_instr; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
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parents:
160
diff
changeset
|
2880 int opcode; |
| 4596 | 2881 int oparg = 0; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2882 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
|
2883 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
|
2884 |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2885 #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
|
2886 #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
|
2887 #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
|
2888 #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
|
2889 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2890 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
|
2891 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2892 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
|
2893 |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2894 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
|
2895 for (;;) { |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2896 opcode = NEXTOP(); |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2897 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
|
2898 break; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2899 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
|
2900 oparg = NEXTARG(); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2901 switch (opcode) { |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2902 case STORE_NAME: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2903 case DELETE_NAME: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2904 case IMPORT_FROM: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2905 com_addlocal_o(c, GETNAMEOBJ(oparg)); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2906 break; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2907 case EXEC_STMT: |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2908 c->c_flags &= ~CO_OPTIMIZED; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2909 break; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2910 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2911 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2912 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2913 if (dictlookup(c->c_locals, "*") != NULL) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2914 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
|
2915 |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2916 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
|
2917 for (;;) { |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2918 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
|
2919 opcode = NEXTOP(); |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2920 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
|
2921 break; |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2922 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
|
2923 oparg = NEXTARG(); |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2924 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
|
2925 opcode == STORE_NAME || |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2926 opcode == DELETE_NAME) { |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2927 object *v; |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2928 int i; |
|
176
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2929 name = GETNAMEOBJ(oparg); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2930 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
|
2931 if (v == NULL) { |
| 336 | 2932 err_clear(); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2933 if (opcode == LOAD_NAME && |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2934 (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
|
2935 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
|
2936 continue; |
| 336 | 2937 } |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2938 i = getintvalue(v); |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2939 switch (opcode) { |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2940 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
|
2941 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
|
2942 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
|
2943 } |
|
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2944 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
|
2945 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
|
2946 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2947 } |
|
1262
f820e6917f07
Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents:
1257
diff
changeset
|
2948 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2949 if (c->c_errors == 0) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2950 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
|
2951 } |
|
229168a2fe28
Added error checking for numeric constants; added local/global variable
Guido van Rossum <guido@python.org>
parents:
160
diff
changeset
|
2952 |
| 69 | 2953 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
|
2954 compile(n, filename) |
| 69 | 2955 node *n; |
| 86 | 2956 char *filename; |
| 69 | 2957 { |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2958 return jcompile(n, filename, NULL); |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2959 } |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2960 |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2961 static codeobject * |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2962 icompile(n, base) |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2963 node *n; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2964 struct compiling *base; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2965 { |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2966 return jcompile(n, base->c_filename, base); |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2967 } |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2968 |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2969 static codeobject * |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2970 jcompile(n, filename, base) |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2971 node *n; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2972 char *filename; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2973 struct compiling *base; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2974 { |
| 69 | 2975 struct compiling sc; |
| 2976 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
|
2977 if (!com_init(&sc, filename)) |
| 69 | 2978 return NULL; |
|
4129
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2979 #ifdef PRIVATE_NAME_MANGLING |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2980 if (base) |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2981 sc.c_private = base->c_private; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2982 else |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2983 sc.c_private = NULL; |
|
eedaa59341b9
Name mangling, what the heck!
Guido van Rossum <guido@python.org>
parents:
4003
diff
changeset
|
2984 #endif |
| 69 | 2985 compile_node(&sc, n); |
| 2986 com_done(&sc); | |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2987 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
|
2988 optimize(&sc); |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2989 sc.c_flags |= CO_NEWLOCALS; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2990 } |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2991 else if (TYPE(n) == classdef) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2992 sc.c_flags |= CO_NEWLOCALS; |
|
1257
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
2993 co = NULL; |
|
1cabc2b6c970
* Changed all copyright messages to include 1993.
Guido van Rossum <guido@python.org>
parents:
1029
diff
changeset
|
2994 if (sc.c_errors == 0) { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2995 object *consts, *names, *varnames, *filename, *name; |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2996 consts = listtuple(sc.c_consts); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2997 names = listtuple(sc.c_names); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2998 varnames = listtuple(sc.c_varnames); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
2999 filename = newstringobject(sc.c_filename); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3000 name = newstringobject(sc.c_name); |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3001 if (!err_occurred()) |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3002 co = newcodeobject(sc.c_argcount, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3003 sc.c_nlocals, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3004 sc.c_flags, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3005 sc.c_code, |
|
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3006 consts, |
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3007 names, |
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3008 varnames, |
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3009 filename, |
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3010 name); |
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0261bf5b3819
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parents:
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3011 XDECREF(consts); |
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parents:
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3012 XDECREF(names); |
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parents:
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3013 XDECREF(varnames); |
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Guido van Rossum <guido@python.org>
parents:
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3014 XDECREF(filename); |
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Guido van Rossum <guido@python.org>
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3015 XDECREF(name); |
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3016 } |
| 69 | 3017 com_free(&sc); |
| 3018 return co; | |
| 3019 } |