Mercurial > cpython-lru_cache-weakref
annotate Python/ceval.c @ 87680:02d186e3af09 2.7
Fixed JSON tests on wide build when ran from *.pyc files (issue #11489).
| author | Serhiy Storchaka <storchaka@gmail.com> |
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| date | Sun, 01 Dec 2013 17:30:55 +0200 |
| parents | 45b1ae1ef318 |
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| rev | line source |
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| 86 | 2 /* Execute compiled code */ |
| 69 | 3 |
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4 /* XXX TO DO: |
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5 XXX speed up searching for keywords by using a dictionary |
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6 XXX document it! |
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7 */ |
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9 /* enable more aggressive intra-module optimizations, where available */ |
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10 #define PY_LOCAL_AGGRESSIVE |
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| 5368 | 12 #include "Python.h" |
| 86 | 13 |
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14 #include "code.h" |
| 86 | 15 #include "frameobject.h" |
| 926 | 16 #include "eval.h" |
| 69 | 17 #include "opcode.h" |
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18 #include "structmember.h" |
| 69 | 19 |
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20 #include <ctype.h> |
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| 38418 | 22 #ifndef WITH_TSC |
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23 |
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24 #define READ_TIMESTAMP(var) |
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25 |
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26 #else |
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27 |
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28 typedef unsigned long long uint64; |
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29 |
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#11565: Fix several typos. Patch by Piotr Kasprzyk.
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30 /* PowerPC support. |
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31 "__ppc__" appears to be the preprocessor definition to detect on OS X, whereas |
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32 "__powerpc__" appears to be the correct one for Linux with GCC |
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33 */ |
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34 #if defined(__ppc__) || defined (__powerpc__) |
| 33104 | 35 |
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36 #define READ_TIMESTAMP(var) ppc_getcounter(&var) |
| 33104 | 37 |
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38 static void |
| 33104 | 39 ppc_getcounter(uint64 *v) |
| 40 { | |
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41 register unsigned long tbu, tb, tbu2; |
| 33104 | 42 |
| 43 loop: | |
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44 asm volatile ("mftbu %0" : "=r" (tbu) ); |
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45 asm volatile ("mftb %0" : "=r" (tb) ); |
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46 asm volatile ("mftbu %0" : "=r" (tbu2)); |
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47 if (__builtin_expect(tbu != tbu2, 0)) goto loop; |
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48 |
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49 /* The slightly peculiar way of writing the next lines is |
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50 compiled better by GCC than any other way I tried. */ |
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51 ((long*)(v))[0] = tbu; |
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52 ((long*)(v))[1] = tb; |
| 33104 | 53 } |
| 54 | |
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55 #elif defined(__i386__) |
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56 |
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57 /* this is for linux/x86 (and probably any other GCC/x86 combo) */ |
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58 |
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59 #define READ_TIMESTAMP(val) \ |
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60 __asm__ __volatile__("rdtsc" : "=A" (val)) |
| 33104 | 61 |
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62 #elif defined(__x86_64__) |
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63 |
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64 /* for gcc/x86_64, the "A" constraint in DI mode means *either* rax *or* rdx; |
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65 not edx:eax as it does for i386. Since rdtsc puts its result in edx:eax |
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66 even in 64-bit mode, we need to use "a" and "d" for the lower and upper |
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67 32-bit pieces of the result. */ |
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68 |
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69 #define READ_TIMESTAMP(val) \ |
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70 __asm__ __volatile__("rdtsc" : \ |
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71 "=a" (((int*)&(val))[0]), "=d" (((int*)&(val))[1])); |
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72 |
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73 |
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74 #else |
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75 |
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76 #error "Don't know how to implement timestamp counter for this architecture" |
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77 |
| 33104 | 78 #endif |
| 79 | |
| 38418 | 80 void dump_tsc(int opcode, int ticked, uint64 inst0, uint64 inst1, |
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81 uint64 loop0, uint64 loop1, uint64 intr0, uint64 intr1) |
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82 { |
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83 uint64 intr, inst, loop; |
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84 PyThreadState *tstate = PyThreadState_Get(); |
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85 if (!tstate->interp->tscdump) |
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86 return; |
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87 intr = intr1 - intr0; |
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88 inst = inst1 - inst0 - intr; |
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89 loop = loop1 - loop0 - intr; |
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90 fprintf(stderr, "opcode=%03d t=%d inst=%06lld loop=%06lld\n", |
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91 opcode, ticked, inst, loop); |
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92 } |
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94 #endif |
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95 |
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96 /* Turn this on if your compiler chokes on the big switch: */ |
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97 /* #define CASE_TOO_BIG 1 */ |
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98 |
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99 #ifdef Py_DEBUG |
| 567 | 100 /* For debugging the interpreter: */ |
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101 #define LLTRACE 1 /* Low-level trace feature */ |
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102 #define CHECKEXC 1 /* Double-check exception checking */ |
| 69 | 103 #endif |
| 104 | |
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105 typedef PyObject *(*callproc)(PyObject *, PyObject *, PyObject *); |
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106 |
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107 /* Forward declarations */ |
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108 #ifdef WITH_TSC |
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109 static PyObject * call_function(PyObject ***, int, uint64*, uint64*); |
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110 #else |
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111 static PyObject * call_function(PyObject ***, int); |
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112 #endif |
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113 static PyObject * fast_function(PyObject *, PyObject ***, int, int, int); |
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114 static PyObject * do_call(PyObject *, PyObject ***, int, int); |
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115 static PyObject * ext_do_call(PyObject *, PyObject ***, int, int, int); |
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116 static PyObject * update_keyword_args(PyObject *, int, PyObject ***, |
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117 PyObject *); |
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118 static PyObject * update_star_args(int, int, PyObject *, PyObject ***); |
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119 static PyObject * load_args(PyObject ***, int); |
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120 #define CALL_FLAG_VAR 1 |
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121 #define CALL_FLAG_KW 2 |
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122 |
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123 #ifdef LLTRACE |
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124 static int lltrace; |
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125 static int prtrace(PyObject *, char *); |
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126 #endif |
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127 static int call_trace(Py_tracefunc, PyObject *, PyFrameObject *, |
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128 int, PyObject *); |
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129 static int call_trace_protected(Py_tracefunc, PyObject *, |
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130 PyFrameObject *, int, PyObject *); |
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131 static void call_exc_trace(Py_tracefunc, PyObject *, PyFrameObject *); |
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132 static int maybe_call_line_trace(Py_tracefunc, PyObject *, |
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133 PyFrameObject *, int *, int *, int *); |
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135 static PyObject * apply_slice(PyObject *, PyObject *, PyObject *); |
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136 static int assign_slice(PyObject *, PyObject *, |
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137 PyObject *, PyObject *); |
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138 static PyObject * cmp_outcome(int, PyObject *, PyObject *); |
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139 static PyObject * import_from(PyObject *, PyObject *); |
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140 static int import_all_from(PyObject *, PyObject *); |
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141 static PyObject * build_class(PyObject *, PyObject *, PyObject *); |
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142 static int exec_statement(PyFrameObject *, |
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143 PyObject *, PyObject *, PyObject *); |
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144 static void set_exc_info(PyThreadState *, PyObject *, PyObject *, PyObject *); |
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145 static void reset_exc_info(PyThreadState *); |
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146 static void format_exc_check_arg(PyObject *, char *, PyObject *); |
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147 static PyObject * string_concatenate(PyObject *, PyObject *, |
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148 PyFrameObject *, unsigned char *); |
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149 static PyObject * kwd_as_string(PyObject *); |
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150 static PyObject * special_lookup(PyObject *, char *, PyObject **); |
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152 #define NAME_ERROR_MSG \ |
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153 "name '%.200s' is not defined" |
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154 #define GLOBAL_NAME_ERROR_MSG \ |
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155 "global name '%.200s' is not defined" |
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156 #define UNBOUNDLOCAL_ERROR_MSG \ |
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157 "local variable '%.200s' referenced before assignment" |
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158 #define UNBOUNDFREE_ERROR_MSG \ |
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159 "free variable '%.200s' referenced before assignment" \ |
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160 " in enclosing scope" |
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161 |
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162 /* Dynamic execution profile */ |
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163 #ifdef DYNAMIC_EXECUTION_PROFILE |
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164 #ifdef DXPAIRS |
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165 static long dxpairs[257][256]; |
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166 #define dxp dxpairs[256] |
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167 #else |
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168 static long dxp[256]; |
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169 #endif |
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170 #endif |
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171 |
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172 /* Function call profile */ |
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173 #ifdef CALL_PROFILE |
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174 #define PCALL_NUM 11 |
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175 static int pcall[PCALL_NUM]; |
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176 |
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177 #define PCALL_ALL 0 |
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178 #define PCALL_FUNCTION 1 |
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179 #define PCALL_FAST_FUNCTION 2 |
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180 #define PCALL_FASTER_FUNCTION 3 |
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181 #define PCALL_METHOD 4 |
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182 #define PCALL_BOUND_METHOD 5 |
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183 #define PCALL_CFUNCTION 6 |
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184 #define PCALL_TYPE 7 |
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185 #define PCALL_GENERATOR 8 |
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186 #define PCALL_OTHER 9 |
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187 #define PCALL_POP 10 |
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188 |
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189 /* Notes about the statistics |
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190 |
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191 PCALL_FAST stats |
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192 |
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193 FAST_FUNCTION means no argument tuple needs to be created. |
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194 FASTER_FUNCTION means that the fast-path frame setup code is used. |
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195 |
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196 If there is a method call where the call can be optimized by changing |
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197 the argument tuple and calling the function directly, it gets recorded |
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198 twice. |
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199 |
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200 As a result, the relationship among the statistics appears to be |
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201 PCALL_ALL == PCALL_FUNCTION + PCALL_METHOD - PCALL_BOUND_METHOD + |
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202 PCALL_CFUNCTION + PCALL_TYPE + PCALL_GENERATOR + PCALL_OTHER |
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203 PCALL_FUNCTION > PCALL_FAST_FUNCTION > PCALL_FASTER_FUNCTION |
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204 PCALL_METHOD > PCALL_BOUND_METHOD |
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205 */ |
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206 |
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207 #define PCALL(POS) pcall[POS]++ |
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208 |
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209 PyObject * |
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210 PyEval_GetCallStats(PyObject *self) |
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211 { |
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212 return Py_BuildValue("iiiiiiiiiii", |
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213 pcall[0], pcall[1], pcall[2], pcall[3], |
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214 pcall[4], pcall[5], pcall[6], pcall[7], |
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215 pcall[8], pcall[9], pcall[10]); |
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216 } |
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217 #else |
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218 #define PCALL(O) |
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219 |
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220 PyObject * |
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221 PyEval_GetCallStats(PyObject *self) |
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222 { |
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223 Py_INCREF(Py_None); |
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224 return Py_None; |
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225 } |
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226 #endif |
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229 #ifdef WITH_THREAD |
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230 |
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231 #ifdef HAVE_ERRNO_H |
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232 #include <errno.h> |
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233 #endif |
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234 #include "pythread.h" |
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236 static PyThread_type_lock interpreter_lock = 0; /* This is the GIL */ |
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237 static PyThread_type_lock pending_lock = 0; /* for pending calls */ |
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238 static long main_thread = 0; |
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239 |
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240 int |
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241 PyEval_ThreadsInitialized(void) |
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242 { |
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243 return interpreter_lock != 0; |
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244 } |
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245 |
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246 void |
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247 PyEval_InitThreads(void) |
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248 { |
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249 if (interpreter_lock) |
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250 return; |
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251 interpreter_lock = PyThread_allocate_lock(); |
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252 PyThread_acquire_lock(interpreter_lock, 1); |
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253 main_thread = PyThread_get_thread_ident(); |
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256 void |
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257 PyEval_AcquireLock(void) |
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258 { |
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259 PyThread_acquire_lock(interpreter_lock, 1); |
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260 } |
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261 |
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262 void |
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263 PyEval_ReleaseLock(void) |
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264 { |
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265 PyThread_release_lock(interpreter_lock); |
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266 } |
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267 |
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268 void |
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269 PyEval_AcquireThread(PyThreadState *tstate) |
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270 { |
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271 if (tstate == NULL) |
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272 Py_FatalError("PyEval_AcquireThread: NULL new thread state"); |
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273 /* Check someone has called PyEval_InitThreads() to create the lock */ |
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274 assert(interpreter_lock); |
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275 PyThread_acquire_lock(interpreter_lock, 1); |
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276 if (PyThreadState_Swap(tstate) != NULL) |
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277 Py_FatalError( |
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278 "PyEval_AcquireThread: non-NULL old thread state"); |
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279 } |
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280 |
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282 PyEval_ReleaseThread(PyThreadState *tstate) |
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283 { |
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284 if (tstate == NULL) |
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285 Py_FatalError("PyEval_ReleaseThread: NULL thread state"); |
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286 if (PyThreadState_Swap(NULL) != tstate) |
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287 Py_FatalError("PyEval_ReleaseThread: wrong thread state"); |
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288 PyThread_release_lock(interpreter_lock); |
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289 } |
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290 |
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291 /* This function is called from PyOS_AfterFork to ensure that newly |
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292 created child processes don't hold locks referring to threads which |
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293 are not running in the child process. (This could also be done using |
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294 pthread_atfork mechanism, at least for the pthreads implementation.) */ |
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295 |
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296 void |
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297 PyEval_ReInitThreads(void) |
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298 { |
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299 PyObject *threading, *result; |
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300 PyThreadState *tstate; |
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301 |
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302 if (!interpreter_lock) |
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303 return; |
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304 /*XXX Can't use PyThread_free_lock here because it does too |
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305 much error-checking. Doing this cleanly would require |
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306 adding a new function to each thread_*.h. Instead, just |
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307 create a new lock and waste a little bit of memory */ |
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308 interpreter_lock = PyThread_allocate_lock(); |
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309 pending_lock = PyThread_allocate_lock(); |
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310 PyThread_acquire_lock(interpreter_lock, 1); |
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311 main_thread = PyThread_get_thread_ident(); |
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312 |
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313 /* Update the threading module with the new state. |
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314 */ |
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315 tstate = PyThreadState_GET(); |
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316 threading = PyMapping_GetItemString(tstate->interp->modules, |
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317 "threading"); |
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318 if (threading == NULL) { |
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319 /* threading not imported */ |
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320 PyErr_Clear(); |
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321 return; |
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322 } |
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323 result = PyObject_CallMethod(threading, "_after_fork", NULL); |
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324 if (result == NULL) |
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325 PyErr_WriteUnraisable(threading); |
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326 else |
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327 Py_DECREF(result); |
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328 Py_DECREF(threading); |
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329 } |
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330 #endif |
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| 332 /* Functions save_thread and restore_thread are always defined so | |
| 333 dynamically loaded modules needn't be compiled separately for use | |
| 334 with and without threads: */ | |
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335 |
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336 PyThreadState * |
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337 PyEval_SaveThread(void) |
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338 { |
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339 PyThreadState *tstate = PyThreadState_Swap(NULL); |
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340 if (tstate == NULL) |
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341 Py_FatalError("PyEval_SaveThread: NULL tstate"); |
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342 #ifdef WITH_THREAD |
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343 if (interpreter_lock) |
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344 PyThread_release_lock(interpreter_lock); |
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345 #endif |
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346 return tstate; |
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347 } |
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348 |
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349 void |
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350 PyEval_RestoreThread(PyThreadState *tstate) |
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351 { |
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352 if (tstate == NULL) |
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353 Py_FatalError("PyEval_RestoreThread: NULL tstate"); |
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354 #ifdef WITH_THREAD |
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355 if (interpreter_lock) { |
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356 int err = errno; |
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357 PyThread_acquire_lock(interpreter_lock, 1); |
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358 errno = err; |
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359 } |
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360 #endif |
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361 PyThreadState_Swap(tstate); |
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362 } |
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363 |
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364 |
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365 /* Mechanism whereby asynchronously executing callbacks (e.g. UNIX |
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366 signal handlers or Mac I/O completion routines) can schedule calls |
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367 to a function to be called synchronously. |
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368 The synchronous function is called with one void* argument. |
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369 It should return 0 for success or -1 for failure -- failure should |
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370 be accompanied by an exception. |
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371 |
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372 If registry succeeds, the registry function returns 0; if it fails |
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373 (e.g. due to too many pending calls) it returns -1 (without setting |
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374 an exception condition). |
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375 |
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376 Note that because registry may occur from within signal handlers, |
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377 or other asynchronous events, calling malloc() is unsafe! |
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378 |
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379 #ifdef WITH_THREAD |
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380 Any thread can schedule pending calls, but only the main thread |
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381 will execute them. |
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382 There is no facility to schedule calls to a particular thread, but |
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383 that should be easy to change, should that ever be required. In |
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384 that case, the static variables here should go into the python |
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385 threadstate. |
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386 #endif |
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387 */ |
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388 |
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389 #ifdef WITH_THREAD |
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390 |
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391 /* The WITH_THREAD implementation is thread-safe. It allows |
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392 scheduling to be made from any thread, and even from an executing |
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393 callback. |
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394 */ |
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395 |
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396 #define NPENDINGCALLS 32 |
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397 static struct { |
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398 int (*func)(void *); |
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399 void *arg; |
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400 } pendingcalls[NPENDINGCALLS]; |
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401 static int pendingfirst = 0; |
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402 static int pendinglast = 0; |
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403 static volatile int pendingcalls_to_do = 1; /* trigger initialization of lock */ |
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404 static char pendingbusy = 0; |
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405 |
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406 int |
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407 Py_AddPendingCall(int (*func)(void *), void *arg) |
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408 { |
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409 int i, j, result=0; |
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410 PyThread_type_lock lock = pending_lock; |
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411 |
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412 /* try a few times for the lock. Since this mechanism is used |
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413 * for signal handling (on the main thread), there is a (slim) |
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414 * chance that a signal is delivered on the same thread while we |
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415 * hold the lock during the Py_MakePendingCalls() function. |
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416 * This avoids a deadlock in that case. |
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417 * Note that signals can be delivered on any thread. In particular, |
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418 * on Windows, a SIGINT is delivered on a system-created worker |
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419 * thread. |
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420 * We also check for lock being NULL, in the unlikely case that |
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421 * this function is called before any bytecode evaluation takes place. |
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422 */ |
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423 if (lock != NULL) { |
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424 for (i = 0; i<100; i++) { |
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425 if (PyThread_acquire_lock(lock, NOWAIT_LOCK)) |
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426 break; |
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427 } |
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428 if (i == 100) |
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429 return -1; |
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430 } |
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431 |
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432 i = pendinglast; |
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433 j = (i + 1) % NPENDINGCALLS; |
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434 if (j == pendingfirst) { |
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435 result = -1; /* Queue full */ |
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436 } else { |
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437 pendingcalls[i].func = func; |
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438 pendingcalls[i].arg = arg; |
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439 pendinglast = j; |
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440 } |
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441 /* signal main loop */ |
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442 _Py_Ticker = 0; |
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443 pendingcalls_to_do = 1; |
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444 if (lock != NULL) |
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445 PyThread_release_lock(lock); |
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446 return result; |
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447 } |
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448 |
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449 int |
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450 Py_MakePendingCalls(void) |
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451 { |
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452 int i; |
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453 int r = 0; |
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454 |
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455 if (!pending_lock) { |
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456 /* initial allocation of the lock */ |
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457 pending_lock = PyThread_allocate_lock(); |
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458 if (pending_lock == NULL) |
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459 return -1; |
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460 } |
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461 |
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462 /* only service pending calls on main thread */ |
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463 if (main_thread && PyThread_get_thread_ident() != main_thread) |
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464 return 0; |
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465 /* don't perform recursive pending calls */ |
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466 if (pendingbusy) |
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467 return 0; |
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468 pendingbusy = 1; |
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469 /* perform a bounded number of calls, in case of recursion */ |
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470 for (i=0; i<NPENDINGCALLS; i++) { |
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471 int j; |
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472 int (*func)(void *); |
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473 void *arg = NULL; |
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474 |
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475 /* pop one item off the queue while holding the lock */ |
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476 PyThread_acquire_lock(pending_lock, WAIT_LOCK); |
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477 j = pendingfirst; |
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478 if (j == pendinglast) { |
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479 func = NULL; /* Queue empty */ |
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480 } else { |
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481 func = pendingcalls[j].func; |
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482 arg = pendingcalls[j].arg; |
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483 pendingfirst = (j + 1) % NPENDINGCALLS; |
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484 } |
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485 pendingcalls_to_do = pendingfirst != pendinglast; |
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486 PyThread_release_lock(pending_lock); |
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487 /* having released the lock, perform the callback */ |
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488 if (func == NULL) |
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489 break; |
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490 r = func(arg); |
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491 if (r) |
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492 break; |
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493 } |
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494 pendingbusy = 0; |
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495 return r; |
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496 } |
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497 |
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498 #else /* if ! defined WITH_THREAD */ |
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499 |
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500 /* |
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501 WARNING! ASYNCHRONOUSLY EXECUTING CODE! |
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502 This code is used for signal handling in python that isn't built |
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503 with WITH_THREAD. |
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504 Don't use this implementation when Py_AddPendingCalls() can happen |
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505 on a different thread! |
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506 |
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507 There are two possible race conditions: |
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508 (1) nested asynchronous calls to Py_AddPendingCall() |
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509 (2) AddPendingCall() calls made while pending calls are being processed. |
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510 |
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511 (1) is very unlikely because typically signal delivery |
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512 is blocked during signal handling. So it should be impossible. |
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513 (2) is a real possibility. |
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514 The current code is safe against (2), but not against (1). |
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515 The safety against (2) is derived from the fact that only one |
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516 thread is present, interrupted by signals, and that the critical |
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517 section is protected with the "busy" variable. On Windows, which |
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518 delivers SIGINT on a system thread, this does not hold and therefore |
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519 Windows really shouldn't use this version. |
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520 The two threads could theoretically wiggle around the "busy" variable. |
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521 */ |
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522 |
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523 #define NPENDINGCALLS 32 |
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524 static struct { |
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525 int (*func)(void *); |
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526 void *arg; |
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527 } pendingcalls[NPENDINGCALLS]; |
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528 static volatile int pendingfirst = 0; |
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529 static volatile int pendinglast = 0; |
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530 static volatile int pendingcalls_to_do = 0; |
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531 |
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532 int |
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533 Py_AddPendingCall(int (*func)(void *), void *arg) |
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534 { |
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535 static volatile int busy = 0; |
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536 int i, j; |
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537 /* XXX Begin critical section */ |
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538 if (busy) |
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539 return -1; |
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540 busy = 1; |
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541 i = pendinglast; |
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542 j = (i + 1) % NPENDINGCALLS; |
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543 if (j == pendingfirst) { |
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544 busy = 0; |
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545 return -1; /* Queue full */ |
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546 } |
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547 pendingcalls[i].func = func; |
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548 pendingcalls[i].arg = arg; |
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549 pendinglast = j; |
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550 |
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551 _Py_Ticker = 0; |
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552 pendingcalls_to_do = 1; /* Signal main loop */ |
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553 busy = 0; |
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554 /* XXX End critical section */ |
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555 return 0; |
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556 } |
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557 |
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558 int |
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559 Py_MakePendingCalls(void) |
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560 { |
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561 static int busy = 0; |
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562 if (busy) |
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563 return 0; |
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564 busy = 1; |
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565 pendingcalls_to_do = 0; |
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566 for (;;) { |
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567 int i; |
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568 int (*func)(void *); |
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569 void *arg; |
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570 i = pendingfirst; |
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571 if (i == pendinglast) |
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572 break; /* Queue empty */ |
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573 func = pendingcalls[i].func; |
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574 arg = pendingcalls[i].arg; |
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575 pendingfirst = (i + 1) % NPENDINGCALLS; |
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576 if (func(arg) < 0) { |
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577 busy = 0; |
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578 pendingcalls_to_do = 1; /* We're not done yet */ |
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579 return -1; |
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580 } |
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581 } |
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582 busy = 0; |
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583 return 0; |
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584 } |
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585 |
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586 #endif /* WITH_THREAD */ |
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587 |
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588 |
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589 /* The interpreter's recursion limit */ |
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590 |
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591 #ifndef Py_DEFAULT_RECURSION_LIMIT |
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592 #define Py_DEFAULT_RECURSION_LIMIT 1000 |
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593 #endif |
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594 static int recursion_limit = Py_DEFAULT_RECURSION_LIMIT; |
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595 int _Py_CheckRecursionLimit = Py_DEFAULT_RECURSION_LIMIT; |
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596 |
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597 int |
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598 Py_GetRecursionLimit(void) |
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599 { |
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600 return recursion_limit; |
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601 } |
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602 |
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603 void |
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604 Py_SetRecursionLimit(int new_limit) |
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605 { |
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606 recursion_limit = new_limit; |
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607 _Py_CheckRecursionLimit = recursion_limit; |
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608 } |
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609 |
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610 /* the macro Py_EnterRecursiveCall() only calls _Py_CheckRecursiveCall() |
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611 if the recursion_depth reaches _Py_CheckRecursionLimit. |
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612 If USE_STACKCHECK, the macro decrements _Py_CheckRecursionLimit |
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613 to guarantee that _Py_CheckRecursiveCall() is regularly called. |
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614 Without USE_STACKCHECK, there is no need for this. */ |
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615 int |
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616 _Py_CheckRecursiveCall(char *where) |
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617 { |
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618 PyThreadState *tstate = PyThreadState_GET(); |
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619 |
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620 #ifdef USE_STACKCHECK |
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621 if (PyOS_CheckStack()) { |
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622 --tstate->recursion_depth; |
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623 PyErr_SetString(PyExc_MemoryError, "Stack overflow"); |
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624 return -1; |
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625 } |
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626 #endif |
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627 if (tstate->recursion_depth > recursion_limit) { |
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628 --tstate->recursion_depth; |
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629 PyErr_Format(PyExc_RuntimeError, |
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630 "maximum recursion depth exceeded%s", |
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631 where); |
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632 return -1; |
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633 } |
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634 _Py_CheckRecursionLimit = recursion_limit; |
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635 return 0; |
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636 } |
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637 |
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638 /* Status code for main loop (reason for stack unwind) */ |
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639 enum why_code { |
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640 WHY_NOT = 0x0001, /* No error */ |
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641 WHY_EXCEPTION = 0x0002, /* Exception occurred */ |
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642 WHY_RERAISE = 0x0004, /* Exception re-raised by 'finally' */ |
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643 WHY_RETURN = 0x0008, /* 'return' statement */ |
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644 WHY_BREAK = 0x0010, /* 'break' statement */ |
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645 WHY_CONTINUE = 0x0020, /* 'continue' statement */ |
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646 WHY_YIELD = 0x0040 /* 'yield' operator */ |
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647 }; |
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648 |
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649 static enum why_code do_raise(PyObject *, PyObject *, PyObject *); |
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650 static int unpack_iterable(PyObject *, int, PyObject **); |
| 5018 | 651 |
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652 /* Records whether tracing is on for any thread. Counts the number of |
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653 threads for which tstate->c_tracefunc is non-NULL, so if the value |
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654 is 0, we know we don't have to check this thread's c_tracefunc. |
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655 This speeds up the if statement in PyEval_EvalFrameEx() after |
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656 fast_next_opcode*/ |
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657 static int _Py_TracingPossible = 0; |
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658 |
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659 /* for manipulating the thread switch and periodic "stuff" - used to be |
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660 per thread, now just a pair o' globals */ |
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661 int _Py_CheckInterval = 100; |
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662 volatile int _Py_Ticker = 0; /* so that we hit a "tick" first thing */ |
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663 |
| 5368 | 664 PyObject * |
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665 PyEval_EvalCode(PyCodeObject *co, PyObject *globals, PyObject *locals) |
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666 { |
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667 return PyEval_EvalCodeEx(co, |
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668 globals, locals, |
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669 (PyObject **)NULL, 0, |
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670 (PyObject **)NULL, 0, |
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671 (PyObject **)NULL, 0, |
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672 NULL); |
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673 } |
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674 |
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675 |
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676 /* Interpreter main loop */ |
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677 |
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678 PyObject * |
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679 PyEval_EvalFrame(PyFrameObject *f) { |
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680 /* This is for backward compatibility with extension modules that |
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681 used this API; core interpreter code should call |
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682 PyEval_EvalFrameEx() */ |
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683 return PyEval_EvalFrameEx(f, 0); |
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684 } |
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685 |
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686 PyObject * |
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687 PyEval_EvalFrameEx(PyFrameObject *f, int throwflag) |
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688 { |
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689 #ifdef DXPAIRS |
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690 int lastopcode = 0; |
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691 #endif |
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692 register PyObject **stack_pointer; /* Next free slot in value stack */ |
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693 register unsigned char *next_instr; |
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694 register int opcode; /* Current opcode */ |
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695 register int oparg; /* Current opcode argument, if any */ |
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696 register enum why_code why; /* Reason for block stack unwind */ |
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697 register int err; /* Error status -- nonzero if error */ |
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698 register PyObject *x; /* Result object -- NULL if error */ |
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699 register PyObject *v; /* Temporary objects popped off stack */ |
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700 register PyObject *w; |
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701 register PyObject *u; |
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702 register PyObject *t; |
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703 register PyObject *stream = NULL; /* for PRINT opcodes */ |
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704 register PyObject **fastlocals, **freevars; |
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705 PyObject *retval = NULL; /* Return value */ |
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706 PyThreadState *tstate = PyThreadState_GET(); |
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707 PyCodeObject *co; |
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708 |
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709 /* when tracing we set things up so that |
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710 |
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711 not (instr_lb <= current_bytecode_offset < instr_ub) |
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712 |
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713 is true when the line being executed has changed. The |
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714 initial values are such as to make this false the first |
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715 time it is tested. */ |
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716 int instr_ub = -1, instr_lb = 0, instr_prev = -1; |
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717 |
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718 unsigned char *first_instr; |
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719 PyObject *names; |
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720 PyObject *consts; |
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721 #if defined(Py_DEBUG) || defined(LLTRACE) |
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722 /* Make it easier to find out where we are with a debugger */ |
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723 char *filename; |
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724 #endif |
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725 |
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726 /* Tuple access macros */ |
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727 |
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728 #ifndef Py_DEBUG |
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729 #define GETITEM(v, i) PyTuple_GET_ITEM((PyTupleObject *)(v), (i)) |
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730 #else |
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731 #define GETITEM(v, i) PyTuple_GetItem((v), (i)) |
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732 #endif |
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733 |
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734 #ifdef WITH_TSC |
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735 /* Use Pentium timestamp counter to mark certain events: |
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736 inst0 -- beginning of switch statement for opcode dispatch |
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737 inst1 -- end of switch statement (may be skipped) |
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738 loop0 -- the top of the mainloop |
| 38418 | 739 loop1 -- place where control returns again to top of mainloop |
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740 (may be skipped) |
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741 intr1 -- beginning of long interruption |
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742 intr2 -- end of long interruption |
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743 |
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744 Many opcodes call out to helper C functions. In some cases, the |
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745 time in those functions should be counted towards the time for the |
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746 opcode, but not in all cases. For example, a CALL_FUNCTION opcode |
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747 calls another Python function; there's no point in charge all the |
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748 bytecode executed by the called function to the caller. |
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749 |
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750 It's hard to make a useful judgement statically. In the presence |
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751 of operator overloading, it's impossible to tell if a call will |
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752 execute new Python code or not. |
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753 |
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754 It's a case-by-case judgement. I'll use intr1 for the following |
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755 cases: |
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756 |
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757 EXEC_STMT |
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758 IMPORT_STAR |
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759 IMPORT_FROM |
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760 CALL_FUNCTION (and friends) |
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761 |
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762 */ |
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763 uint64 inst0, inst1, loop0, loop1, intr0 = 0, intr1 = 0; |
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764 int ticked = 0; |
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765 |
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766 READ_TIMESTAMP(inst0); |
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767 READ_TIMESTAMP(inst1); |
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768 READ_TIMESTAMP(loop0); |
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769 READ_TIMESTAMP(loop1); |
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770 |
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771 /* shut up the compiler */ |
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772 opcode = 0; |
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773 #endif |
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774 |
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775 /* Code access macros */ |
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776 |
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777 #define INSTR_OFFSET() ((int)(next_instr - first_instr)) |
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778 #define NEXTOP() (*next_instr++) |
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779 #define NEXTARG() (next_instr += 2, (next_instr[-1]<<8) + next_instr[-2]) |
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780 #define PEEKARG() ((next_instr[2]<<8) + next_instr[1]) |
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781 #define JUMPTO(x) (next_instr = first_instr + (x)) |
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782 #define JUMPBY(x) (next_instr += (x)) |
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783 |
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784 /* OpCode prediction macros |
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785 Some opcodes tend to come in pairs thus making it possible to |
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786 predict the second code when the first is run. For example, |
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787 GET_ITER is often followed by FOR_ITER. And FOR_ITER is often |
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788 followed by STORE_FAST or UNPACK_SEQUENCE. |
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789 |
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790 Verifying the prediction costs a single high-speed test of a register |
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791 variable against a constant. If the pairing was good, then the |
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792 processor's own internal branch predication has a high likelihood of |
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793 success, resulting in a nearly zero-overhead transition to the |
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794 next opcode. A successful prediction saves a trip through the eval-loop |
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795 including its two unpredictable branches, the HAS_ARG test and the |
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796 switch-case. Combined with the processor's internal branch prediction, |
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797 a successful PREDICT has the effect of making the two opcodes run as if |
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798 they were a single new opcode with the bodies combined. |
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799 |
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800 If collecting opcode statistics, your choices are to either keep the |
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801 predictions turned-on and interpret the results as if some opcodes |
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802 had been combined or turn-off predictions so that the opcode frequency |
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803 counter updates for both opcodes. |
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804 */ |
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805 |
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806 #ifdef DYNAMIC_EXECUTION_PROFILE |
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807 #define PREDICT(op) if (0) goto PRED_##op |
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808 #else |
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809 #define PREDICT(op) if (*next_instr == op) goto PRED_##op |
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810 #endif |
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811 |
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812 #define PREDICTED(op) PRED_##op: next_instr++ |
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813 #define PREDICTED_WITH_ARG(op) PRED_##op: oparg = PEEKARG(); next_instr += 3 |
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814 |
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815 /* Stack manipulation macros */ |
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816 |
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817 /* The stack can grow at most MAXINT deep, as co_nlocals and |
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818 co_stacksize are ints. */ |
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819 #define STACK_LEVEL() ((int)(stack_pointer - f->f_valuestack)) |
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820 #define EMPTY() (STACK_LEVEL() == 0) |
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821 #define TOP() (stack_pointer[-1]) |
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822 #define SECOND() (stack_pointer[-2]) |
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823 #define THIRD() (stack_pointer[-3]) |
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824 #define FOURTH() (stack_pointer[-4]) |
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825 #define PEEK(n) (stack_pointer[-(n)]) |
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826 #define SET_TOP(v) (stack_pointer[-1] = (v)) |
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827 #define SET_SECOND(v) (stack_pointer[-2] = (v)) |
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828 #define SET_THIRD(v) (stack_pointer[-3] = (v)) |
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829 #define SET_FOURTH(v) (stack_pointer[-4] = (v)) |
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830 #define SET_VALUE(n, v) (stack_pointer[-(n)] = (v)) |
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831 #define BASIC_STACKADJ(n) (stack_pointer += n) |
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832 #define BASIC_PUSH(v) (*stack_pointer++ = (v)) |
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833 #define BASIC_POP() (*--stack_pointer) |
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834 |
| 567 | 835 #ifdef LLTRACE |
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836 #define PUSH(v) { (void)(BASIC_PUSH(v), \ |
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837 lltrace && prtrace(TOP(), "push")); \ |
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838 assert(STACK_LEVEL() <= co->co_stacksize); } |
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839 #define POP() ((void)(lltrace && prtrace(TOP(), "pop")), \ |
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840 BASIC_POP()) |
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841 #define STACKADJ(n) { (void)(BASIC_STACKADJ(n), \ |
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842 lltrace && prtrace(TOP(), "stackadj")); \ |
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843 assert(STACK_LEVEL() <= co->co_stacksize); } |
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844 #define EXT_POP(STACK_POINTER) ((void)(lltrace && \ |
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845 prtrace((STACK_POINTER)[-1], "ext_pop")), \ |
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846 *--(STACK_POINTER)) |
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847 #else |
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848 #define PUSH(v) BASIC_PUSH(v) |
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849 #define POP() BASIC_POP() |
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850 #define STACKADJ(n) BASIC_STACKADJ(n) |
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851 #define EXT_POP(STACK_POINTER) (*--(STACK_POINTER)) |
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852 #endif |
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853 |
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854 /* Local variable macros */ |
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855 |
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856 #define GETLOCAL(i) (fastlocals[i]) |
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857 |
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858 /* The SETLOCAL() macro must not DECREF the local variable in-place and |
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859 then store the new value; it must copy the old value to a temporary |
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860 value, then store the new value, and then DECREF the temporary value. |
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861 This is because it is possible that during the DECREF the frame is |
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862 accessed by other code (e.g. a __del__ method or gc.collect()) and the |
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863 variable would be pointing to already-freed memory. */ |
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864 #define SETLOCAL(i, value) do { PyObject *tmp = GETLOCAL(i); \ |
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865 GETLOCAL(i) = value; \ |
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866 Py_XDECREF(tmp); } while (0) |
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868 /* Start of code */ |
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869 |
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870 if (f == NULL) |
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871 return NULL; |
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872 |
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873 /* push frame */ |
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874 if (Py_EnterRecursiveCall("")) |
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875 return NULL; |
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876 |
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877 tstate->frame = f; |
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878 |
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879 if (tstate->use_tracing) { |
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880 if (tstate->c_tracefunc != NULL) { |
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881 /* tstate->c_tracefunc, if defined, is a |
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882 function that will be called on *every* entry |
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883 to a code block. Its return value, if not |
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884 None, is a function that will be called at |
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885 the start of each executed line of code. |
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886 (Actually, the function must return itself |
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887 in order to continue tracing.) The trace |
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888 functions are called with three arguments: |
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889 a pointer to the current frame, a string |
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890 indicating why the function is called, and |
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891 an argument which depends on the situation. |
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892 The global trace function is also called |
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893 whenever an exception is detected. */ |
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894 if (call_trace_protected(tstate->c_tracefunc, |
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895 tstate->c_traceobj, |
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896 f, PyTrace_CALL, Py_None)) { |
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897 /* Trace function raised an error */ |
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898 goto exit_eval_frame; |
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899 } |
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900 } |
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901 if (tstate->c_profilefunc != NULL) { |
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902 /* Similar for c_profilefunc, except it needn't |
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903 return itself and isn't called for "line" events */ |
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904 if (call_trace_protected(tstate->c_profilefunc, |
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905 tstate->c_profileobj, |
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906 f, PyTrace_CALL, Py_None)) { |
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907 /* Profile function raised an error */ |
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908 goto exit_eval_frame; |
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909 } |
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910 } |
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911 } |
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912 |
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913 co = f->f_code; |
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914 names = co->co_names; |
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915 consts = co->co_consts; |
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916 fastlocals = f->f_localsplus; |
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917 freevars = f->f_localsplus + co->co_nlocals; |
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918 first_instr = (unsigned char*) PyString_AS_STRING(co->co_code); |
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919 /* An explanation is in order for the next line. |
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920 |
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921 f->f_lasti now refers to the index of the last instruction |
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922 executed. You might think this was obvious from the name, but |
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923 this wasn't always true before 2.3! PyFrame_New now sets |
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924 f->f_lasti to -1 (i.e. the index *before* the first instruction) |
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925 and YIELD_VALUE doesn't fiddle with f_lasti any more. So this |
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926 does work. Promise. |
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927 |
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928 When the PREDICT() macros are enabled, some opcode pairs follow in |
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929 direct succession without updating f->f_lasti. A successful |
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930 prediction effectively links the two codes together as if they |
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931 were a single new opcode; accordingly,f->f_lasti will point to |
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932 the first code in the pair (for instance, GET_ITER followed by |
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933 FOR_ITER is effectively a single opcode and f->f_lasti will point |
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934 at to the beginning of the combined pair.) |
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935 */ |
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936 next_instr = first_instr + f->f_lasti + 1; |
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937 stack_pointer = f->f_stacktop; |
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938 assert(stack_pointer != NULL); |
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939 f->f_stacktop = NULL; /* remains NULL unless yield suspends frame */ |
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940 |
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941 #ifdef LLTRACE |
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942 lltrace = PyDict_GetItemString(f->f_globals, "__lltrace__") != NULL; |
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943 #endif |
|
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944 #if defined(Py_DEBUG) || defined(LLTRACE) |
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945 filename = PyString_AsString(co->co_filename); |
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946 #endif |
|
15948
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947 |
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948 why = WHY_NOT; |
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949 err = 0; |
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950 x = Py_None; /* Not a reference, just anything non-NULL */ |
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951 w = NULL; |
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952 |
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953 if (throwflag) { /* support for generator.throw() */ |
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954 why = WHY_EXCEPTION; |
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955 goto on_error; |
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956 } |
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957 |
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958 for (;;) { |
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959 #ifdef WITH_TSC |
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960 if (inst1 == 0) { |
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961 /* Almost surely, the opcode executed a break |
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962 or a continue, preventing inst1 from being set |
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963 on the way out of the loop. |
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964 */ |
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965 READ_TIMESTAMP(inst1); |
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966 loop1 = inst1; |
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967 } |
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968 dump_tsc(opcode, ticked, inst0, inst1, loop0, loop1, |
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969 intr0, intr1); |
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970 ticked = 0; |
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971 inst1 = 0; |
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972 intr0 = 0; |
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973 intr1 = 0; |
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974 READ_TIMESTAMP(loop0); |
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975 #endif |
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976 assert(stack_pointer >= f->f_valuestack); /* else underflow */ |
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977 assert(STACK_LEVEL() <= co->co_stacksize); /* else overflow */ |
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978 |
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979 /* Do periodic things. Doing this every time through |
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980 the loop would add too much overhead, so we do it |
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981 only every Nth instruction. We also do it if |
|
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fd25030223b0
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982 ``pendingcalls_to_do'' is set, i.e. when an asynchronous |
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983 event needs attention (e.g. a signal handler or |
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984 async I/O handler); see Py_AddPendingCall() and |
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985 Py_MakePendingCalls() above. */ |
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986 |
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987 if (--_Py_Ticker < 0) { |
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988 if (*next_instr == SETUP_FINALLY) { |
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989 /* Make the last opcode before |
|
68588
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Ezio Melotti <ezio.melotti@gmail.com>
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990 a try: finally: block uninterruptible. */ |
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991 goto fast_next_opcode; |
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992 } |
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993 _Py_Ticker = _Py_CheckInterval; |
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994 tstate->tick_counter++; |
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995 #ifdef WITH_TSC |
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996 ticked = 1; |
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997 #endif |
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998 if (pendingcalls_to_do) { |
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999 if (Py_MakePendingCalls() < 0) { |
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1000 why = WHY_EXCEPTION; |
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1001 goto on_error; |
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1002 } |
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1003 if (pendingcalls_to_do) |
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1004 /* MakePendingCalls() didn't succeed. |
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1005 Force early re-execution of this |
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1006 "periodic" code, possibly after |
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1007 a thread switch */ |
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1008 _Py_Ticker = 0; |
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1009 } |
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1010 #ifdef WITH_THREAD |
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1011 if (interpreter_lock) { |
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1012 /* Give another thread a chance */ |
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1013 |
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1014 if (PyThreadState_Swap(NULL) != tstate) |
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1015 Py_FatalError("ceval: tstate mix-up"); |
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1016 PyThread_release_lock(interpreter_lock); |
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1017 |
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1018 /* Other threads may run now */ |
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1019 |
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1020 PyThread_acquire_lock(interpreter_lock, 1); |
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1021 if (PyThreadState_Swap(tstate) != NULL) |
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1022 Py_FatalError("ceval: orphan tstate"); |
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1023 |
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1024 /* Check for thread interrupts */ |
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1025 |
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1026 if (tstate->async_exc != NULL) { |
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1027 x = tstate->async_exc; |
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1028 tstate->async_exc = NULL; |
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1029 PyErr_SetNone(x); |
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1030 Py_DECREF(x); |
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1031 why = WHY_EXCEPTION; |
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1032 goto on_error; |
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1033 } |
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1034 } |
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1035 #endif |
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1036 } |
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1037 |
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1038 fast_next_opcode: |
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1039 f->f_lasti = INSTR_OFFSET(); |
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1040 |
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1041 /* line-by-line tracing support */ |
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1042 |
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1043 if (_Py_TracingPossible && |
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1044 tstate->c_tracefunc != NULL && !tstate->tracing) { |
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1045 /* see maybe_call_line_trace |
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1046 for expository comments */ |
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1047 f->f_stacktop = stack_pointer; |
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1048 |
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1049 err = maybe_call_line_trace(tstate->c_tracefunc, |
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1050 tstate->c_traceobj, |
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1051 f, &instr_lb, &instr_ub, |
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1052 &instr_prev); |
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1053 /* Reload possibly changed frame fields */ |
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1054 JUMPTO(f->f_lasti); |
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1055 if (f->f_stacktop != NULL) { |
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1056 stack_pointer = f->f_stacktop; |
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1057 f->f_stacktop = NULL; |
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1058 } |
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1059 if (err) { |
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1060 /* trace function raised an exception */ |
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1061 goto on_error; |
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1062 } |
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1063 } |
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1064 |
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1065 /* Extract opcode and argument */ |
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1066 |
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1067 opcode = NEXTOP(); |
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1068 oparg = 0; /* allows oparg to be stored in a register because |
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1069 it doesn't have to be remembered across a full loop */ |
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1070 if (HAS_ARG(opcode)) |
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1071 oparg = NEXTARG(); |
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Issue #8930: Remaining indentation fixes after the Grand Unified Indenting.
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1072 dispatch_opcode: |
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1073 #ifdef DYNAMIC_EXECUTION_PROFILE |
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1074 #ifdef DXPAIRS |
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1075 dxpairs[lastopcode][opcode]++; |
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1076 lastopcode = opcode; |
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1077 #endif |
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1078 dxp[opcode]++; |
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1079 #endif |
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1080 |
| 567 | 1081 #ifdef LLTRACE |
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1082 /* Instruction tracing */ |
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1083 |
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1084 if (lltrace) { |
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1085 if (HAS_ARG(opcode)) { |
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1086 printf("%d: %d, %d\n", |
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1087 f->f_lasti, opcode, oparg); |
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1088 } |
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1089 else { |
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1090 printf("%d: %d\n", |
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1091 f->f_lasti, opcode); |
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1092 } |
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1093 } |
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1094 #endif |
| 24844 | 1095 |
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1096 /* Main switch on opcode */ |
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1097 READ_TIMESTAMP(inst0); |
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1098 |
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1099 switch (opcode) { |
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1100 |
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1101 /* BEWARE! |
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1102 It is essential that any operation that fails sets either |
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1103 x to NULL, err to nonzero, or why to anything but WHY_NOT, |
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1104 and that no operation that succeeds does this! */ |
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1105 |
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1106 /* case STOP_CODE: this is an error! */ |
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1107 |
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|
1108 case NOP: |
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|
1109 goto fast_next_opcode; |
|
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|
1110 |
|
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|
1111 case LOAD_FAST: |
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|
1112 x = GETLOCAL(oparg); |
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|
1113 if (x != NULL) { |
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|
1114 Py_INCREF(x); |
|
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|
1115 PUSH(x); |
|
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|
1116 goto fast_next_opcode; |
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1117 } |
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|
1118 format_exc_check_arg(PyExc_UnboundLocalError, |
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|
1119 UNBOUNDLOCAL_ERROR_MSG, |
|
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|
1120 PyTuple_GetItem(co->co_varnames, oparg)); |
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1121 break; |
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1122 |
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|
1123 case LOAD_CONST: |
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1124 x = GETITEM(consts, oparg); |
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|
1125 Py_INCREF(x); |
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|
1126 PUSH(x); |
|
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|
1127 goto fast_next_opcode; |
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|
1128 |
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1129 PREDICTED_WITH_ARG(STORE_FAST); |
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|
1130 case STORE_FAST: |
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1131 v = POP(); |
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|
1132 SETLOCAL(oparg, v); |
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1133 goto fast_next_opcode; |
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1134 |
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|
1135 case POP_TOP: |
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1136 v = POP(); |
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|
1137 Py_DECREF(v); |
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1138 goto fast_next_opcode; |
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1139 |
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|
1140 case ROT_TWO: |
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1141 v = TOP(); |
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|
1142 w = SECOND(); |
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|
1143 SET_TOP(w); |
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|
1144 SET_SECOND(v); |
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|
1145 goto fast_next_opcode; |
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1146 |
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|
1147 case ROT_THREE: |
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1148 v = TOP(); |
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1149 w = SECOND(); |
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1150 x = THIRD(); |
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1151 SET_TOP(w); |
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|
1152 SET_SECOND(x); |
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|
1153 SET_THIRD(v); |
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|
1154 goto fast_next_opcode; |
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|
1155 |
|
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|
1156 case ROT_FOUR: |
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1157 u = TOP(); |
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1158 v = SECOND(); |
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1159 w = THIRD(); |
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1160 x = FOURTH(); |
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|
1161 SET_TOP(v); |
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|
1162 SET_SECOND(w); |
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|
1163 SET_THIRD(x); |
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|
1164 SET_FOURTH(u); |
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|
1165 goto fast_next_opcode; |
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|
1166 |
|
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|
1167 case DUP_TOP: |
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1168 v = TOP(); |
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|
1169 Py_INCREF(v); |
|
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|
1170 PUSH(v); |
|
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|
1171 goto fast_next_opcode; |
|
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|
1172 |
|
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|
1173 case DUP_TOPX: |
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1174 if (oparg == 2) { |
|
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|
1175 x = TOP(); |
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|
1176 Py_INCREF(x); |
|
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1177 w = SECOND(); |
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|
1178 Py_INCREF(w); |
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|
1179 STACKADJ(2); |
|
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1180 SET_TOP(x); |
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|
1181 SET_SECOND(w); |
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|
1182 goto fast_next_opcode; |
|
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1183 } else if (oparg == 3) { |
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1184 x = TOP(); |
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|
1185 Py_INCREF(x); |
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1186 w = SECOND(); |
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|
1187 Py_INCREF(w); |
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1188 v = THIRD(); |
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|
1189 Py_INCREF(v); |
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1190 STACKADJ(3); |
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1191 SET_TOP(x); |
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1192 SET_SECOND(w); |
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1193 SET_THIRD(v); |
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1194 goto fast_next_opcode; |
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1195 } |
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|
1196 Py_FatalError("invalid argument to DUP_TOPX" |
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1197 " (bytecode corruption?)"); |
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1198 /* Never returns, so don't bother to set why. */ |
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1199 break; |
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1200 |
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1201 case UNARY_POSITIVE: |
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1202 v = TOP(); |
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1203 x = PyNumber_Positive(v); |
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|
1204 Py_DECREF(v); |
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1205 SET_TOP(x); |
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1206 if (x != NULL) continue; |
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1207 break; |
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1208 |
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1209 case UNARY_NEGATIVE: |
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1210 v = TOP(); |
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1211 x = PyNumber_Negative(v); |
|
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1212 Py_DECREF(v); |
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1213 SET_TOP(x); |
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1214 if (x != NULL) continue; |
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1215 break; |
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1216 |
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1217 case UNARY_NOT: |
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1218 v = TOP(); |
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1219 err = PyObject_IsTrue(v); |
|
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|
1220 Py_DECREF(v); |
|
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|
1221 if (err == 0) { |
|
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|
1222 Py_INCREF(Py_True); |
|
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|
1223 SET_TOP(Py_True); |
|
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|
1224 continue; |
|
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1225 } |
|
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|
1226 else if (err > 0) { |
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|
1227 Py_INCREF(Py_False); |
|
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|
1228 SET_TOP(Py_False); |
|
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|
1229 err = 0; |
|
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|
1230 continue; |
|
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1231 } |
|
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|
1232 STACKADJ(-1); |
|
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|
1233 break; |
|
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|
1234 |
|
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|
1235 case UNARY_CONVERT: |
|
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|
1236 v = TOP(); |
|
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1237 x = PyObject_Repr(v); |
|
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|
1238 Py_DECREF(v); |
|
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|
1239 SET_TOP(x); |
|
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|
1240 if (x != NULL) continue; |
|
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1241 break; |
|
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1242 |
|
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|
1243 case UNARY_INVERT: |
|
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1244 v = TOP(); |
|
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|
1245 x = PyNumber_Invert(v); |
|
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|
1246 Py_DECREF(v); |
|
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1247 SET_TOP(x); |
|
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|
1248 if (x != NULL) continue; |
|
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|
1249 break; |
|
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|
1250 |
|
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|
1251 case BINARY_POWER: |
|
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|
1252 w = POP(); |
|
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|
1253 v = TOP(); |
|
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|
1254 x = PyNumber_Power(v, w, Py_None); |
|
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|
1255 Py_DECREF(v); |
|
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|
1256 Py_DECREF(w); |
|
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|
1257 SET_TOP(x); |
|
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|
1258 if (x != NULL) continue; |
|
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|
1259 break; |
|
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|
1260 |
|
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|
1261 case BINARY_MULTIPLY: |
|
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1262 w = POP(); |
|
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1263 v = TOP(); |
|
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|
1264 x = PyNumber_Multiply(v, w); |
|
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|
1265 Py_DECREF(v); |
|
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|
1266 Py_DECREF(w); |
|
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1267 SET_TOP(x); |
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|
1268 if (x != NULL) continue; |
|
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|
1269 break; |
|
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|
1270 |
|
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|
1271 case BINARY_DIVIDE: |
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1272 if (!_Py_QnewFlag) { |
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1273 w = POP(); |
|
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1274 v = TOP(); |
|
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1275 x = PyNumber_Divide(v, w); |
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|
1276 Py_DECREF(v); |
|
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|
1277 Py_DECREF(w); |
|
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1278 SET_TOP(x); |
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1279 if (x != NULL) continue; |
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1280 break; |
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1281 } |
|
62459
074859ecdc18
Issue #8930: Remaining indentation fixes after the Grand Unified Indenting.
Stefan Krah <stefan@bytereef.org>
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|
1282 /* -Qnew is in effect: fall through to |
|
61465
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|
1283 BINARY_TRUE_DIVIDE */ |
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|
1284 case BINARY_TRUE_DIVIDE: |
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1285 w = POP(); |
|
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1286 v = TOP(); |
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1287 x = PyNumber_TrueDivide(v, w); |
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|
1288 Py_DECREF(v); |
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|
1289 Py_DECREF(w); |
|
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1290 SET_TOP(x); |
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1291 if (x != NULL) continue; |
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|
1292 break; |
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|
1293 |
|
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|
1294 case BINARY_FLOOR_DIVIDE: |
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1295 w = POP(); |
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1296 v = TOP(); |
|
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|
1297 x = PyNumber_FloorDivide(v, w); |
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|
1298 Py_DECREF(v); |
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1299 Py_DECREF(w); |
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1300 SET_TOP(x); |
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1301 if (x != NULL) continue; |
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1302 break; |
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1303 |
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1304 case BINARY_MODULO: |
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1305 w = POP(); |
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1306 v = TOP(); |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
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|
1307 if (PyString_CheckExact(v)) |
|
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|
1308 x = PyString_Format(v, w); |
|
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|
1309 else |
|
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|
1310 x = PyNumber_Remainder(v, w); |
|
61465
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1311 Py_DECREF(v); |
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1312 Py_DECREF(w); |
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1313 SET_TOP(x); |
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1314 if (x != NULL) continue; |
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1315 break; |
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1316 |
|
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1317 case BINARY_ADD: |
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1318 w = POP(); |
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1319 v = TOP(); |
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1320 if (PyInt_CheckExact(v) && PyInt_CheckExact(w)) { |
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1321 /* INLINE: int + int */ |
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1322 register long a, b, i; |
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1323 a = PyInt_AS_LONG(v); |
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1324 b = PyInt_AS_LONG(w); |
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1325 /* cast to avoid undefined behaviour |
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1326 on overflow */ |
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1327 i = (long)((unsigned long)a + b); |
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1328 if ((i^a) < 0 && (i^b) < 0) |
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1329 goto slow_add; |
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1330 x = PyInt_FromLong(i); |
|
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|
1331 } |
|
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|
1332 else if (PyString_CheckExact(v) && |
|
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|
1333 PyString_CheckExact(w)) { |
|
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|
1334 x = string_concatenate(v, w, f, next_instr); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
1335 /* string_concatenate consumed the ref to v */ |
|
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|
1336 goto skip_decref_vx; |
|
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|
1337 } |
|
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|
1338 else { |
|
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changeset
|
1339 slow_add: |
|
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diff
changeset
|
1340 x = PyNumber_Add(v, w); |
|
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|
1341 } |
|
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|
1342 Py_DECREF(v); |
|
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|
1343 skip_decref_vx: |
|
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diff
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|
1344 Py_DECREF(w); |
|
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|
1345 SET_TOP(x); |
|
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|
1346 if (x != NULL) continue; |
|
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|
1347 break; |
|
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|
1348 |
|
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|
1349 case BINARY_SUBTRACT: |
|
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|
1350 w = POP(); |
|
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changeset
|
1351 v = TOP(); |
|
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|
1352 if (PyInt_CheckExact(v) && PyInt_CheckExact(w)) { |
|
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diff
changeset
|
1353 /* INLINE: int - int */ |
|
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diff
changeset
|
1354 register long a, b, i; |
|
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changeset
|
1355 a = PyInt_AS_LONG(v); |
|
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|
1356 b = PyInt_AS_LONG(w); |
|
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|
1357 /* cast to avoid undefined behaviour |
|
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|
1358 on overflow */ |
|
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|
1359 i = (long)((unsigned long)a - b); |
|
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|
1360 if ((i^a) < 0 && (i^~b) < 0) |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
1361 goto slow_sub; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1362 x = PyInt_FromLong(i); |
|
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|
1363 } |
|
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|
1364 else { |
|
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|
1365 slow_sub: |
|
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|
1366 x = PyNumber_Subtract(v, w); |
|
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|
1367 } |
|
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|
1368 Py_DECREF(v); |
|
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|
1369 Py_DECREF(w); |
|
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|
1370 SET_TOP(x); |
|
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|
1371 if (x != NULL) continue; |
|
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|
1372 break; |
|
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|
1373 |
|
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|
1374 case BINARY_SUBSCR: |
|
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|
1375 w = POP(); |
|
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|
1376 v = TOP(); |
|
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|
1377 if (PyList_CheckExact(v) && PyInt_CheckExact(w)) { |
|
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|
1378 /* INLINE: list[int] */ |
|
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|
1379 Py_ssize_t i = PyInt_AsSsize_t(w); |
|
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|
1380 if (i < 0) |
|
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|
1381 i += PyList_GET_SIZE(v); |
|
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|
1382 if (i >= 0 && i < PyList_GET_SIZE(v)) { |
|
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|
1383 x = PyList_GET_ITEM(v, i); |
|
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changeset
|
1384 Py_INCREF(x); |
|
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|
1385 } |
|
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|
1386 else |
|
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changeset
|
1387 goto slow_get; |
|
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|
1388 } |
|
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|
1389 else |
|
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|
1390 slow_get: |
|
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|
1391 x = PyObject_GetItem(v, w); |
|
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changeset
|
1392 Py_DECREF(v); |
|
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|
1393 Py_DECREF(w); |
|
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|
1394 SET_TOP(x); |
|
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|
1395 if (x != NULL) continue; |
|
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|
1396 break; |
|
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|
1397 |
|
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|
1398 case BINARY_LSHIFT: |
|
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|
1399 w = POP(); |
|
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|
1400 v = TOP(); |
|
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|
1401 x = PyNumber_Lshift(v, w); |
|
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changeset
|
1402 Py_DECREF(v); |
|
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|
1403 Py_DECREF(w); |
|
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|
1404 SET_TOP(x); |
|
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|
1405 if (x != NULL) continue; |
|
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|
1406 break; |
|
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|
1407 |
|
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|
1408 case BINARY_RSHIFT: |
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|
1409 w = POP(); |
|
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|
1410 v = TOP(); |
|
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|
1411 x = PyNumber_Rshift(v, w); |
|
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|
1412 Py_DECREF(v); |
|
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|
1413 Py_DECREF(w); |
|
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|
1414 SET_TOP(x); |
|
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changeset
|
1415 if (x != NULL) continue; |
|
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|
1416 break; |
|
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|
1417 |
|
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|
1418 case BINARY_AND: |
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|
1419 w = POP(); |
|
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|
1420 v = TOP(); |
|
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|
1421 x = PyNumber_And(v, w); |
|
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changeset
|
1422 Py_DECREF(v); |
|
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|
1423 Py_DECREF(w); |
|
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|
1424 SET_TOP(x); |
|
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|
1425 if (x != NULL) continue; |
|
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|
1426 break; |
|
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|
1427 |
|
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|
1428 case BINARY_XOR: |
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|
1429 w = POP(); |
|
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|
1430 v = TOP(); |
|
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|
1431 x = PyNumber_Xor(v, w); |
|
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|
1432 Py_DECREF(v); |
|
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|
1433 Py_DECREF(w); |
|
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|
1434 SET_TOP(x); |
|
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|
1435 if (x != NULL) continue; |
|
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|
1436 break; |
|
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|
1437 |
|
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|
1438 case BINARY_OR: |
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|
1439 w = POP(); |
|
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|
1440 v = TOP(); |
|
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changeset
|
1441 x = PyNumber_Or(v, w); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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59422
diff
changeset
|
1442 Py_DECREF(v); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
1443 Py_DECREF(w); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
1444 SET_TOP(x); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
1445 if (x != NULL) continue; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
1446 break; |
|
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Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
1447 |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1448 case LIST_APPEND: |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1449 w = POP(); |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
1450 v = PEEK(oparg); |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
1451 err = PyList_Append(v, w); |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
1452 Py_DECREF(w); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
1453 if (err == 0) { |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
1454 PREDICT(JUMP_ABSOLUTE); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
1455 continue; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
1456 } |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
1457 break; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
1458 |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
1459 case SET_ADD: |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
1460 w = POP(); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
1461 v = stack_pointer[-oparg]; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
1462 err = PySet_Add(v, w); |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1463 Py_DECREF(w); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1464 if (err == 0) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1465 PREDICT(JUMP_ABSOLUTE); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1466 continue; |
|
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diff
changeset
|
1467 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1468 break; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1469 |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1470 case INPLACE_POWER: |
|
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diff
changeset
|
1471 w = POP(); |
|
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changeset
|
1472 v = TOP(); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1473 x = PyNumber_InPlacePower(v, w, Py_None); |
|
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changeset
|
1474 Py_DECREF(v); |
|
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changeset
|
1475 Py_DECREF(w); |
|
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changeset
|
1476 SET_TOP(x); |
|
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|
1477 if (x != NULL) continue; |
|
e38335d4df91
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|
1478 break; |
|
e38335d4df91
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changeset
|
1479 |
|
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changeset
|
1480 case INPLACE_MULTIPLY: |
|
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changeset
|
1481 w = POP(); |
|
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changeset
|
1482 v = TOP(); |
|
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changeset
|
1483 x = PyNumber_InPlaceMultiply(v, w); |
|
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changeset
|
1484 Py_DECREF(v); |
|
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changeset
|
1485 Py_DECREF(w); |
|
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|
1486 SET_TOP(x); |
|
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|
1487 if (x != NULL) continue; |
|
e38335d4df91
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|
1488 break; |
|
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|
1489 |
|
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changeset
|
1490 case INPLACE_DIVIDE: |
|
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|
1491 if (!_Py_QnewFlag) { |
|
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|
1492 w = POP(); |
|
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changeset
|
1493 v = TOP(); |
|
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changeset
|
1494 x = PyNumber_InPlaceDivide(v, w); |
|
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|
1495 Py_DECREF(v); |
|
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|
1496 Py_DECREF(w); |
|
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changeset
|
1497 SET_TOP(x); |
|
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|
1498 if (x != NULL) continue; |
|
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|
1499 break; |
|
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diff
changeset
|
1500 } |
|
62459
074859ecdc18
Issue #8930: Remaining indentation fixes after the Grand Unified Indenting.
Stefan Krah <stefan@bytereef.org>
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diff
changeset
|
1501 /* -Qnew is in effect: fall through to |
|
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changeset
|
1502 INPLACE_TRUE_DIVIDE */ |
|
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|
1503 case INPLACE_TRUE_DIVIDE: |
|
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changeset
|
1504 w = POP(); |
|
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changeset
|
1505 v = TOP(); |
|
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diff
changeset
|
1506 x = PyNumber_InPlaceTrueDivide(v, w); |
|
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changeset
|
1507 Py_DECREF(v); |
|
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|
1508 Py_DECREF(w); |
|
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|
1509 SET_TOP(x); |
|
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|
1510 if (x != NULL) continue; |
|
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diff
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|
1511 break; |
|
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changeset
|
1512 |
|
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diff
changeset
|
1513 case INPLACE_FLOOR_DIVIDE: |
|
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changeset
|
1514 w = POP(); |
|
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changeset
|
1515 v = TOP(); |
|
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changeset
|
1516 x = PyNumber_InPlaceFloorDivide(v, w); |
|
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changeset
|
1517 Py_DECREF(v); |
|
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changeset
|
1518 Py_DECREF(w); |
|
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|
1519 SET_TOP(x); |
|
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|
1520 if (x != NULL) continue; |
|
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|
1521 break; |
|
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changeset
|
1522 |
|
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changeset
|
1523 case INPLACE_MODULO: |
|
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|
1524 w = POP(); |
|
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changeset
|
1525 v = TOP(); |
|
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diff
changeset
|
1526 x = PyNumber_InPlaceRemainder(v, w); |
|
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changeset
|
1527 Py_DECREF(v); |
|
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changeset
|
1528 Py_DECREF(w); |
|
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changeset
|
1529 SET_TOP(x); |
|
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changeset
|
1530 if (x != NULL) continue; |
|
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|
1531 break; |
|
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changeset
|
1532 |
|
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changeset
|
1533 case INPLACE_ADD: |
|
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changeset
|
1534 w = POP(); |
|
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changeset
|
1535 v = TOP(); |
|
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changeset
|
1536 if (PyInt_CheckExact(v) && PyInt_CheckExact(w)) { |
|
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changeset
|
1537 /* INLINE: int + int */ |
|
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changeset
|
1538 register long a, b, i; |
|
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changeset
|
1539 a = PyInt_AS_LONG(v); |
|
e38335d4df91
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changeset
|
1540 b = PyInt_AS_LONG(w); |
|
e38335d4df91
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changeset
|
1541 i = a + b; |
|
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changeset
|
1542 if ((i^a) < 0 && (i^b) < 0) |
|
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changeset
|
1543 goto slow_iadd; |
|
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diff
changeset
|
1544 x = PyInt_FromLong(i); |
|
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|
1545 } |
|
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changeset
|
1546 else if (PyString_CheckExact(v) && |
|
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|
1547 PyString_CheckExact(w)) { |
|
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changeset
|
1548 x = string_concatenate(v, w, f, next_instr); |
|
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changeset
|
1549 /* string_concatenate consumed the ref to v */ |
|
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changeset
|
1550 goto skip_decref_v; |
|
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diff
changeset
|
1551 } |
|
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diff
changeset
|
1552 else { |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1553 slow_iadd: |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1554 x = PyNumber_InPlaceAdd(v, w); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
1555 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1556 Py_DECREF(v); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1557 skip_decref_v: |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1558 Py_DECREF(w); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1559 SET_TOP(x); |
|
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Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
1560 if (x != NULL) continue; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1561 break; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1562 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1563 case INPLACE_SUBTRACT: |
|
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diff
changeset
|
1564 w = POP(); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1565 v = TOP(); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1566 if (PyInt_CheckExact(v) && PyInt_CheckExact(w)) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1567 /* INLINE: int - int */ |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1568 register long a, b, i; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1569 a = PyInt_AS_LONG(v); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1570 b = PyInt_AS_LONG(w); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1571 i = a - b; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1572 if ((i^a) < 0 && (i^~b) < 0) |
|
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changeset
|
1573 goto slow_isub; |
|
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diff
changeset
|
1574 x = PyInt_FromLong(i); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1575 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
1576 else { |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1577 slow_isub: |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
1578 x = PyNumber_InPlaceSubtract(v, w); |
|
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diff
changeset
|
1579 } |
|
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diff
changeset
|
1580 Py_DECREF(v); |
|
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|
1581 Py_DECREF(w); |
|
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changeset
|
1582 SET_TOP(x); |
|
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diff
changeset
|
1583 if (x != NULL) continue; |
|
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diff
changeset
|
1584 break; |
|
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changeset
|
1585 |
|
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diff
changeset
|
1586 case INPLACE_LSHIFT: |
|
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changeset
|
1587 w = POP(); |
|
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changeset
|
1588 v = TOP(); |
|
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changeset
|
1589 x = PyNumber_InPlaceLshift(v, w); |
|
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changeset
|
1590 Py_DECREF(v); |
|
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|
1591 Py_DECREF(w); |
|
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|
1592 SET_TOP(x); |
|
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changeset
|
1593 if (x != NULL) continue; |
|
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|
1594 break; |
|
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|
1595 |
|
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|
1596 case INPLACE_RSHIFT: |
|
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|
1597 w = POP(); |
|
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|
1598 v = TOP(); |
|
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|
1599 x = PyNumber_InPlaceRshift(v, w); |
|
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|
1600 Py_DECREF(v); |
|
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|
1601 Py_DECREF(w); |
|
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|
1602 SET_TOP(x); |
|
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|
1603 if (x != NULL) continue; |
|
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|
1604 break; |
|
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|
1605 |
|
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|
1606 case INPLACE_AND: |
|
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|
1607 w = POP(); |
|
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|
1608 v = TOP(); |
|
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|
1609 x = PyNumber_InPlaceAnd(v, w); |
|
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|
1610 Py_DECREF(v); |
|
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|
1611 Py_DECREF(w); |
|
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|
1612 SET_TOP(x); |
|
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|
1613 if (x != NULL) continue; |
|
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|
1614 break; |
|
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changeset
|
1615 |
|
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changeset
|
1616 case INPLACE_XOR: |
|
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|
1617 w = POP(); |
|
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|
1618 v = TOP(); |
|
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changeset
|
1619 x = PyNumber_InPlaceXor(v, w); |
|
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|
1620 Py_DECREF(v); |
|
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|
1621 Py_DECREF(w); |
|
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|
1622 SET_TOP(x); |
|
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|
1623 if (x != NULL) continue; |
|
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|
1624 break; |
|
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changeset
|
1625 |
|
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|
1626 case INPLACE_OR: |
|
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|
1627 w = POP(); |
|
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|
1628 v = TOP(); |
|
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|
1629 x = PyNumber_InPlaceOr(v, w); |
|
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|
1630 Py_DECREF(v); |
|
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|
1631 Py_DECREF(w); |
|
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|
1632 SET_TOP(x); |
|
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changeset
|
1633 if (x != NULL) continue; |
|
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|
1634 break; |
|
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|
1635 |
|
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|
1636 case SLICE+0: |
|
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|
1637 case SLICE+1: |
|
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|
1638 case SLICE+2: |
|
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|
1639 case SLICE+3: |
|
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|
1640 if ((opcode-SLICE) & 2) |
|
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|
1641 w = POP(); |
|
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|
1642 else |
|
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|
1643 w = NULL; |
|
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|
1644 if ((opcode-SLICE) & 1) |
|
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|
1645 v = POP(); |
|
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|
1646 else |
|
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|
1647 v = NULL; |
|
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|
1648 u = TOP(); |
|
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changeset
|
1649 x = apply_slice(u, v, w); |
|
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|
1650 Py_DECREF(u); |
|
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|
1651 Py_XDECREF(v); |
|
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|
1652 Py_XDECREF(w); |
|
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|
1653 SET_TOP(x); |
|
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|
1654 if (x != NULL) continue; |
|
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|
1655 break; |
|
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|
1656 |
|
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|
1657 case STORE_SLICE+0: |
|
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|
1658 case STORE_SLICE+1: |
|
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|
1659 case STORE_SLICE+2: |
|
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|
1660 case STORE_SLICE+3: |
|
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|
1661 if ((opcode-STORE_SLICE) & 2) |
|
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|
1662 w = POP(); |
|
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|
1663 else |
|
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|
1664 w = NULL; |
|
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|
1665 if ((opcode-STORE_SLICE) & 1) |
|
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|
1666 v = POP(); |
|
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|
1667 else |
|
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|
1668 v = NULL; |
|
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|
1669 u = POP(); |
|
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|
1670 t = POP(); |
|
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|
1671 err = assign_slice(u, v, w, t); /* u[v:w] = t */ |
|
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|
1672 Py_DECREF(t); |
|
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|
1673 Py_DECREF(u); |
|
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|
1674 Py_XDECREF(v); |
|
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|
1675 Py_XDECREF(w); |
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|
1676 if (err == 0) continue; |
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|
1677 break; |
|
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|
1678 |
|
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|
1679 case DELETE_SLICE+0: |
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1680 case DELETE_SLICE+1: |
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1681 case DELETE_SLICE+2: |
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1682 case DELETE_SLICE+3: |
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1683 if ((opcode-DELETE_SLICE) & 2) |
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1684 w = POP(); |
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1685 else |
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1686 w = NULL; |
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1687 if ((opcode-DELETE_SLICE) & 1) |
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1688 v = POP(); |
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1689 else |
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1690 v = NULL; |
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1691 u = POP(); |
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1692 err = assign_slice(u, v, w, (PyObject *)NULL); |
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1693 /* del u[v:w] */ |
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|
1694 Py_DECREF(u); |
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|
1695 Py_XDECREF(v); |
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|
1696 Py_XDECREF(w); |
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1697 if (err == 0) continue; |
|
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1698 break; |
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|
1699 |
|
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|
1700 case STORE_SUBSCR: |
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1701 w = TOP(); |
|
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1702 v = SECOND(); |
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1703 u = THIRD(); |
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|
1704 STACKADJ(-3); |
|
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1705 /* v[w] = u */ |
|
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1706 err = PyObject_SetItem(v, w, u); |
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|
1707 Py_DECREF(u); |
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1708 Py_DECREF(v); |
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|
1709 Py_DECREF(w); |
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1710 if (err == 0) continue; |
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1711 break; |
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1712 |
|
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1713 case DELETE_SUBSCR: |
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1714 w = TOP(); |
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1715 v = SECOND(); |
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1716 STACKADJ(-2); |
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1717 /* del v[w] */ |
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1718 err = PyObject_DelItem(v, w); |
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|
1719 Py_DECREF(v); |
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1720 Py_DECREF(w); |
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1721 if (err == 0) continue; |
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1722 break; |
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1723 |
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1724 case PRINT_EXPR: |
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1725 v = POP(); |
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1726 w = PySys_GetObject("displayhook"); |
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1727 if (w == NULL) { |
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1728 PyErr_SetString(PyExc_RuntimeError, |
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|
1729 "lost sys.displayhook"); |
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1730 err = -1; |
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1731 x = NULL; |
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1732 } |
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1733 if (err == 0) { |
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1734 x = PyTuple_Pack(1, v); |
|
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1735 if (x == NULL) |
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1736 err = -1; |
|
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1737 } |
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1738 if (err == 0) { |
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1739 w = PyEval_CallObject(w, x); |
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1740 Py_XDECREF(w); |
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1741 if (w == NULL) |
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1742 err = -1; |
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1743 } |
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1744 Py_DECREF(v); |
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1745 Py_XDECREF(x); |
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1746 break; |
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1747 |
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1748 case PRINT_ITEM_TO: |
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1749 w = stream = POP(); |
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|
1750 /* fall through to PRINT_ITEM */ |
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1751 |
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|
1752 case PRINT_ITEM: |
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1753 v = POP(); |
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1754 if (stream == NULL || stream == Py_None) { |
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1755 w = PySys_GetObject("stdout"); |
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1756 if (w == NULL) { |
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1757 PyErr_SetString(PyExc_RuntimeError, |
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|
1758 "lost sys.stdout"); |
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1759 err = -1; |
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1760 } |
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1761 } |
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1762 /* PyFile_SoftSpace() can exececute arbitrary code |
|
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1763 if sys.stdout is an instance with a __getattr__. |
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1764 If __getattr__ raises an exception, w will |
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1765 be freed, so we need to prevent that temporarily. */ |
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1766 Py_XINCREF(w); |
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1767 if (w != NULL && PyFile_SoftSpace(w, 0)) |
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1768 err = PyFile_WriteString(" ", w); |
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1769 if (err == 0) |
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1770 err = PyFile_WriteObject(v, w, Py_PRINT_RAW); |
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1771 if (err == 0) { |
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1772 /* XXX move into writeobject() ? */ |
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1773 if (PyString_Check(v)) { |
|
62459
074859ecdc18
Issue #8930: Remaining indentation fixes after the Grand Unified Indenting.
Stefan Krah <stefan@bytereef.org>
parents:
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|
1774 char *s = PyString_AS_STRING(v); |
|
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|
1775 Py_ssize_t len = PyString_GET_SIZE(v); |
|
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|
1776 if (len == 0 || |
|
074859ecdc18
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diff
changeset
|
1777 !isspace(Py_CHARMASK(s[len-1])) || |
|
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|
1778 s[len-1] == ' ') |
|
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Stefan Krah <stefan@bytereef.org>
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|
1779 PyFile_SoftSpace(w, 1); |
|
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|
1780 } |
|
21475
aac23331a25d
Patch #494384: Disable more Unicode API if Unicode is not used.
Martin v. Löwis <martin@v.loewis.de>
parents:
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|
1781 #ifdef Py_USING_UNICODE |
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1782 else if (PyUnicode_Check(v)) { |
|
62459
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1783 Py_UNICODE *s = PyUnicode_AS_UNICODE(v); |
|
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|
1784 Py_ssize_t len = PyUnicode_GET_SIZE(v); |
|
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1785 if (len == 0 || |
|
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|
1786 !Py_UNICODE_ISSPACE(s[len-1]) || |
|
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|
1787 s[len-1] == ' ') |
|
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|
1788 PyFile_SoftSpace(w, 1); |
|
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1789 } |
| 23479 | 1790 #endif |
|
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1791 else |
|
62459
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1792 PyFile_SoftSpace(w, 1); |
|
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1793 } |
|
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1794 Py_XDECREF(w); |
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1795 Py_DECREF(v); |
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1796 Py_XDECREF(stream); |
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1797 stream = NULL; |
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1798 if (err == 0) |
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1799 continue; |
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1800 break; |
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1801 |
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1802 case PRINT_NEWLINE_TO: |
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1803 w = stream = POP(); |
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1804 /* fall through to PRINT_NEWLINE */ |
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1805 |
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1806 case PRINT_NEWLINE: |
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1807 if (stream == NULL || stream == Py_None) { |
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1808 w = PySys_GetObject("stdout"); |
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1809 if (w == NULL) { |
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1810 PyErr_SetString(PyExc_RuntimeError, |
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1811 "lost sys.stdout"); |
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1812 why = WHY_EXCEPTION; |
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1813 } |
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1814 } |
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1815 if (w != NULL) { |
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1816 /* w.write() may replace sys.stdout, so we |
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1817 * have to keep our reference to it */ |
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1818 Py_INCREF(w); |
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1819 err = PyFile_WriteString("\n", w); |
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1820 if (err == 0) |
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1821 PyFile_SoftSpace(w, 0); |
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1822 Py_DECREF(w); |
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1823 } |
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1824 Py_XDECREF(stream); |
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1825 stream = NULL; |
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1826 break; |
|
15948
3bc2440427d3
Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents:
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1827 |
|
14163
1b9fd0cbd914
Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
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1828 |
|
1b9fd0cbd914
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Thomas Wouters <thomas@python.org>
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1829 #ifdef CASE_TOO_BIG |
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1830 default: switch (opcode) { |
|
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1831 #endif |
|
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1832 case RAISE_VARARGS: |
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1833 u = v = w = NULL; |
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1834 switch (oparg) { |
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1835 case 3: |
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1836 u = POP(); /* traceback */ |
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1837 /* Fallthrough */ |
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1838 case 2: |
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1839 v = POP(); /* value */ |
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1840 /* Fallthrough */ |
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1841 case 1: |
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1842 w = POP(); /* exc */ |
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1843 case 0: /* Fallthrough */ |
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1844 why = do_raise(w, v, u); |
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1845 break; |
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1846 default: |
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1847 PyErr_SetString(PyExc_SystemError, |
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1848 "bad RAISE_VARARGS oparg"); |
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1849 why = WHY_EXCEPTION; |
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1850 break; |
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1851 } |
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1852 break; |
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1853 |
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1854 case LOAD_LOCALS: |
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1855 if ((x = f->f_locals) != NULL) { |
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1856 Py_INCREF(x); |
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1857 PUSH(x); |
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1858 continue; |
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1859 } |
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1860 PyErr_SetString(PyExc_SystemError, "no locals"); |
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1861 break; |
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1862 |
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1863 case RETURN_VALUE: |
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1864 retval = POP(); |
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1865 why = WHY_RETURN; |
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1866 goto fast_block_end; |
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1867 |
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1868 case YIELD_VALUE: |
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1869 retval = POP(); |
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1870 f->f_stacktop = stack_pointer; |
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1871 why = WHY_YIELD; |
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1872 goto fast_yield; |
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1873 |
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1874 case EXEC_STMT: |
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1875 w = TOP(); |
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1876 v = SECOND(); |
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1877 u = THIRD(); |
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1878 STACKADJ(-3); |
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1879 READ_TIMESTAMP(intr0); |
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1880 err = exec_statement(f, u, v, w); |
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1881 READ_TIMESTAMP(intr1); |
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1882 Py_DECREF(u); |
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1883 Py_DECREF(v); |
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1884 Py_DECREF(w); |
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1885 break; |
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1886 |
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1887 case POP_BLOCK: |
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1888 { |
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1889 PyTryBlock *b = PyFrame_BlockPop(f); |
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1890 while (STACK_LEVEL() > b->b_level) { |
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1891 v = POP(); |
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1892 Py_DECREF(v); |
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1893 } |
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1894 } |
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1895 continue; |
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1896 |
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1897 PREDICTED(END_FINALLY); |
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1898 case END_FINALLY: |
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1899 v = POP(); |
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1900 if (PyInt_Check(v)) { |
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1901 why = (enum why_code) PyInt_AS_LONG(v); |
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1902 assert(why != WHY_YIELD); |
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1903 if (why == WHY_RETURN || |
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1904 why == WHY_CONTINUE) |
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1905 retval = POP(); |
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1906 } |
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1907 else if (PyExceptionClass_Check(v) || |
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1908 PyString_Check(v)) { |
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1909 w = POP(); |
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1910 u = POP(); |
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1911 PyErr_Restore(v, w, u); |
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1912 why = WHY_RERAISE; |
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1913 break; |
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1914 } |
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1915 else if (v != Py_None) { |
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1916 PyErr_SetString(PyExc_SystemError, |
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1917 "'finally' pops bad exception"); |
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1918 why = WHY_EXCEPTION; |
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1919 } |
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1920 Py_DECREF(v); |
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1921 break; |
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1922 |
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1923 case BUILD_CLASS: |
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1924 u = TOP(); |
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1925 v = SECOND(); |
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1926 w = THIRD(); |
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1927 STACKADJ(-2); |
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1928 x = build_class(u, v, w); |
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1929 SET_TOP(x); |
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1930 Py_DECREF(u); |
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1931 Py_DECREF(v); |
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1932 Py_DECREF(w); |
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1933 break; |
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1934 |
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1935 case STORE_NAME: |
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1936 w = GETITEM(names, oparg); |
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1937 v = POP(); |
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1938 if ((x = f->f_locals) != NULL) { |
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1939 if (PyDict_CheckExact(x)) |
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1940 err = PyDict_SetItem(x, w, v); |
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1941 else |
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1942 err = PyObject_SetItem(x, w, v); |
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1943 Py_DECREF(v); |
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1944 if (err == 0) continue; |
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1945 break; |
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1946 } |
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1947 PyErr_Format(PyExc_SystemError, |
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1948 "no locals found when storing %s", |
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1949 PyObject_REPR(w)); |
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1950 break; |
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1951 |
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1952 case DELETE_NAME: |
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1953 w = GETITEM(names, oparg); |
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1954 if ((x = f->f_locals) != NULL) { |
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1955 if ((err = PyObject_DelItem(x, w)) != 0) |
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1956 format_exc_check_arg(PyExc_NameError, |
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1957 NAME_ERROR_MSG, |
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1958 w); |
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1959 break; |
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1960 } |
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1961 PyErr_Format(PyExc_SystemError, |
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1962 "no locals when deleting %s", |
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1963 PyObject_REPR(w)); |
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1964 break; |
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1965 |
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1966 PREDICTED_WITH_ARG(UNPACK_SEQUENCE); |
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1967 case UNPACK_SEQUENCE: |
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1968 v = POP(); |
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1969 if (PyTuple_CheckExact(v) && |
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1970 PyTuple_GET_SIZE(v) == oparg) { |
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1971 PyObject **items = \ |
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1972 ((PyTupleObject *)v)->ob_item; |
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1973 while (oparg--) { |
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1974 w = items[oparg]; |
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1975 Py_INCREF(w); |
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1976 PUSH(w); |
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1977 } |
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1978 Py_DECREF(v); |
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1979 continue; |
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1980 } else if (PyList_CheckExact(v) && |
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1981 PyList_GET_SIZE(v) == oparg) { |
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1982 PyObject **items = \ |
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1983 ((PyListObject *)v)->ob_item; |
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1984 while (oparg--) { |
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1985 w = items[oparg]; |
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1986 Py_INCREF(w); |
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1987 PUSH(w); |
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1988 } |
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1989 } else if (unpack_iterable(v, oparg, |
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1990 stack_pointer + oparg)) { |
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1991 STACKADJ(oparg); |
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1992 } else { |
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1993 /* unpack_iterable() raised an exception */ |
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1994 why = WHY_EXCEPTION; |
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1995 } |
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1996 Py_DECREF(v); |
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1997 break; |
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1998 |
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1999 case STORE_ATTR: |
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2000 w = GETITEM(names, oparg); |
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2001 v = TOP(); |
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2002 u = SECOND(); |
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2003 STACKADJ(-2); |
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2004 err = PyObject_SetAttr(v, w, u); /* v.w = u */ |
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2005 Py_DECREF(v); |
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2006 Py_DECREF(u); |
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2007 if (err == 0) continue; |
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2008 break; |
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2009 |
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2010 case DELETE_ATTR: |
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2011 w = GETITEM(names, oparg); |
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2012 v = POP(); |
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2013 err = PyObject_SetAttr(v, w, (PyObject *)NULL); |
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2014 /* del v.w */ |
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2015 Py_DECREF(v); |
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2016 break; |
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2017 |
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2018 case STORE_GLOBAL: |
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2019 w = GETITEM(names, oparg); |
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2020 v = POP(); |
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2021 err = PyDict_SetItem(f->f_globals, w, v); |
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2022 Py_DECREF(v); |
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2023 if (err == 0) continue; |
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2024 break; |
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2025 |
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2026 case DELETE_GLOBAL: |
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2027 w = GETITEM(names, oparg); |
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2028 if ((err = PyDict_DelItem(f->f_globals, w)) != 0) |
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2029 format_exc_check_arg( |
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2030 PyExc_NameError, GLOBAL_NAME_ERROR_MSG, w); |
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2031 break; |
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2032 |
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2033 case LOAD_NAME: |
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2034 w = GETITEM(names, oparg); |
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2035 if ((v = f->f_locals) == NULL) { |
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2036 PyErr_Format(PyExc_SystemError, |
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2037 "no locals when loading %s", |
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2038 PyObject_REPR(w)); |
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2039 why = WHY_EXCEPTION; |
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2040 break; |
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2041 } |
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2042 if (PyDict_CheckExact(v)) { |
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2043 x = PyDict_GetItem(v, w); |
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2044 Py_XINCREF(x); |
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2045 } |
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2046 else { |
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2047 x = PyObject_GetItem(v, w); |
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2048 if (x == NULL && PyErr_Occurred()) { |
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2049 if (!PyErr_ExceptionMatches( |
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2050 PyExc_KeyError)) |
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2051 break; |
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2052 PyErr_Clear(); |
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2053 } |
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2054 } |
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2055 if (x == NULL) { |
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2056 x = PyDict_GetItem(f->f_globals, w); |
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2057 if (x == NULL) { |
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2058 x = PyDict_GetItem(f->f_builtins, w); |
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2059 if (x == NULL) { |
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2060 format_exc_check_arg( |
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2061 PyExc_NameError, |
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2062 NAME_ERROR_MSG, w); |
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2063 break; |
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2064 } |
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2065 } |
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2066 Py_INCREF(x); |
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2067 } |
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2068 PUSH(x); |
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2069 continue; |
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2070 |
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2071 case LOAD_GLOBAL: |
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2072 w = GETITEM(names, oparg); |
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2073 if (PyString_CheckExact(w)) { |
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2074 /* Inline the PyDict_GetItem() calls. |
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2075 WARNING: this is an extreme speed hack. |
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2076 Do not try this at home. */ |
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2077 long hash = ((PyStringObject *)w)->ob_shash; |
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2078 if (hash != -1) { |
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2079 PyDictObject *d; |
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2080 PyDictEntry *e; |
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2081 d = (PyDictObject *)(f->f_globals); |
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2082 e = d->ma_lookup(d, w, hash); |
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2083 if (e == NULL) { |
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2084 x = NULL; |
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2085 break; |
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2086 } |
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2087 x = e->me_value; |
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2088 if (x != NULL) { |
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2089 Py_INCREF(x); |
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2090 PUSH(x); |
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2091 continue; |
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2092 } |
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2093 d = (PyDictObject *)(f->f_builtins); |
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2094 e = d->ma_lookup(d, w, hash); |
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2095 if (e == NULL) { |
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2096 x = NULL; |
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2097 break; |
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2098 } |
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2099 x = e->me_value; |
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2100 if (x != NULL) { |
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2101 Py_INCREF(x); |
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2102 PUSH(x); |
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2103 continue; |
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2104 } |
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2105 goto load_global_error; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2106 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2107 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2108 /* This is the un-inlined version of the code above */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
2109 x = PyDict_GetItem(f->f_globals, w); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2110 if (x == NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2111 x = PyDict_GetItem(f->f_builtins, w); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
2112 if (x == NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2113 load_global_error: |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2114 format_exc_check_arg( |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
2115 PyExc_NameError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
2116 GLOBAL_NAME_ERROR_MSG, w); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
2117 break; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
2118 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2119 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2120 Py_INCREF(x); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
2121 PUSH(x); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
2122 continue; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2123 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2124 case DELETE_FAST: |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2125 x = GETLOCAL(oparg); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2126 if (x != NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2127 SETLOCAL(oparg, NULL); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2128 continue; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2129 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff
changeset
|
2130 format_exc_check_arg( |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
2131 PyExc_UnboundLocalError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
2132 UNBOUNDLOCAL_ERROR_MSG, |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
2133 PyTuple_GetItem(co->co_varnames, oparg) |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
2134 ); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
2135 break; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2136 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2137 case LOAD_CLOSURE: |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2138 x = freevars[oparg]; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2139 Py_INCREF(x); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
2140 PUSH(x); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2141 if (x != NULL) continue; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2142 break; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2143 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2144 case LOAD_DEREF: |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
2145 x = freevars[oparg]; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2146 w = PyCell_Get(x); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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changeset
|
2147 if (w != NULL) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
2148 PUSH(w); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2149 continue; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2150 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2151 err = -1; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2152 /* Don't stomp existing exception */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2153 if (PyErr_Occurred()) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2154 break; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2155 if (oparg < PyTuple_GET_SIZE(co->co_cellvars)) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2156 v = PyTuple_GET_ITEM(co->co_cellvars, |
|
62459
074859ecdc18
Issue #8930: Remaining indentation fixes after the Grand Unified Indenting.
Stefan Krah <stefan@bytereef.org>
parents:
61465
diff
changeset
|
2157 oparg); |
|
074859ecdc18
Issue #8930: Remaining indentation fixes after the Grand Unified Indenting.
Stefan Krah <stefan@bytereef.org>
parents:
61465
diff
changeset
|
2158 format_exc_check_arg( |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
2159 PyExc_UnboundLocalError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
2160 UNBOUNDLOCAL_ERROR_MSG, |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
2161 v); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
2162 } else { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2163 v = PyTuple_GET_ITEM(co->co_freevars, oparg - |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2164 PyTuple_GET_SIZE(co->co_cellvars)); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2165 format_exc_check_arg(PyExc_NameError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2166 UNBOUNDFREE_ERROR_MSG, v); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2167 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2168 break; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2169 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2170 case STORE_DEREF: |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2171 w = POP(); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2172 x = freevars[oparg]; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2173 PyCell_Set(x, w); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2174 Py_DECREF(w); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2175 continue; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2176 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2177 case BUILD_TUPLE: |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2178 x = PyTuple_New(oparg); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
2179 if (x != NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2180 for (; --oparg >= 0;) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
2181 w = POP(); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
2182 PyTuple_SET_ITEM(x, oparg, w); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2183 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2184 PUSH(x); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2185 continue; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
2186 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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changeset
|
2187 break; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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changeset
|
2188 |
|
e38335d4df91
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diff
changeset
|
2189 case BUILD_LIST: |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
2190 x = PyList_New(oparg); |
|
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changeset
|
2191 if (x != NULL) { |
|
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changeset
|
2192 for (; --oparg >= 0;) { |
|
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changeset
|
2193 w = POP(); |
|
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changeset
|
2194 PyList_SET_ITEM(x, oparg, w); |
|
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|
2195 } |
|
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changeset
|
2196 PUSH(x); |
|
e38335d4df91
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changeset
|
2197 continue; |
|
e38335d4df91
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|
2198 } |
|
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|
2199 break; |
|
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changeset
|
2200 |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2201 case BUILD_SET: |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2202 x = PySet_New(NULL); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2203 if (x != NULL) { |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2204 for (; --oparg >= 0;) { |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2205 w = POP(); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2206 if (err == 0) |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2207 err = PySet_Add(x, w); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2208 Py_DECREF(w); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2209 } |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2210 if (err != 0) { |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2211 Py_DECREF(x); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2212 break; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2213 } |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2214 PUSH(x); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2215 continue; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2216 } |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2217 break; |
|
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2218 |
|
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2219 |
|
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|
2220 case BUILD_MAP: |
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2221 x = _PyDict_NewPresized((Py_ssize_t)oparg); |
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|
2222 PUSH(x); |
|
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|
2223 if (x != NULL) continue; |
|
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|
2224 break; |
|
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|
2225 |
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|
2226 case STORE_MAP: |
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|
2227 w = TOP(); /* key */ |
|
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|
2228 u = SECOND(); /* value */ |
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2229 v = THIRD(); /* dict */ |
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|
2230 STACKADJ(-2); |
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|
2231 assert (PyDict_CheckExact(v)); |
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2232 err = PyDict_SetItem(v, w, u); /* v[w] = u */ |
|
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|
2233 Py_DECREF(u); |
|
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|
2234 Py_DECREF(w); |
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2235 if (err == 0) continue; |
|
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|
2236 break; |
|
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|
2237 |
|
61463
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|
2238 case MAP_ADD: |
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|
2239 w = TOP(); /* key */ |
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2240 u = SECOND(); /* value */ |
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|
2241 STACKADJ(-2); |
|
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|
2242 v = stack_pointer[-oparg]; /* dict */ |
|
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|
2243 assert (PyDict_CheckExact(v)); |
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2244 err = PyDict_SetItem(v, w, u); /* v[w] = u */ |
|
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|
2245 Py_DECREF(u); |
|
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|
2246 Py_DECREF(w); |
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2247 if (err == 0) { |
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|
2248 PREDICT(JUMP_ABSOLUTE); |
|
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|
2249 continue; |
|
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|
2250 } |
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2251 break; |
|
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|
2252 |
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2253 case LOAD_ATTR: |
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2254 w = GETITEM(names, oparg); |
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|
2255 v = TOP(); |
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2256 x = PyObject_GetAttr(v, w); |
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|
2257 Py_DECREF(v); |
|
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|
2258 SET_TOP(x); |
|
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|
2259 if (x != NULL) continue; |
|
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|
2260 break; |
|
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|
2261 |
|
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|
2262 case COMPARE_OP: |
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2263 w = POP(); |
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|
2264 v = TOP(); |
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2265 if (PyInt_CheckExact(w) && PyInt_CheckExact(v)) { |
|
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2266 /* INLINE: cmp(int, int) */ |
|
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|
2267 register long a, b; |
|
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2268 register int res; |
|
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|
2269 a = PyInt_AS_LONG(v); |
|
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|
2270 b = PyInt_AS_LONG(w); |
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|
2271 switch (oparg) { |
|
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2272 case PyCmp_LT: res = a < b; break; |
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2273 case PyCmp_LE: res = a <= b; break; |
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2274 case PyCmp_EQ: res = a == b; break; |
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2275 case PyCmp_NE: res = a != b; break; |
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2276 case PyCmp_GT: res = a > b; break; |
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2277 case PyCmp_GE: res = a >= b; break; |
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|
2278 case PyCmp_IS: res = v == w; break; |
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|
2279 case PyCmp_IS_NOT: res = v != w; break; |
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|
2280 default: goto slow_compare; |
|
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|
2281 } |
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|
2282 x = res ? Py_True : Py_False; |
|
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|
2283 Py_INCREF(x); |
|
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2284 } |
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2285 else { |
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|
2286 slow_compare: |
|
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|
2287 x = cmp_outcome(oparg, v, w); |
|
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2288 } |
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|
2289 Py_DECREF(v); |
|
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|
2290 Py_DECREF(w); |
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2291 SET_TOP(x); |
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|
2292 if (x == NULL) break; |
|
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|
2293 PREDICT(POP_JUMP_IF_FALSE); |
|
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|
2294 PREDICT(POP_JUMP_IF_TRUE); |
|
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2295 continue; |
|
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|
2296 |
|
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|
2297 case IMPORT_NAME: |
|
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2298 w = GETITEM(names, oparg); |
|
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2299 x = PyDict_GetItemString(f->f_builtins, "__import__"); |
|
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2300 if (x == NULL) { |
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|
2301 PyErr_SetString(PyExc_ImportError, |
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|
2302 "__import__ not found"); |
|
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|
2303 break; |
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2304 } |
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2305 Py_INCREF(x); |
|
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2306 v = POP(); |
|
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2307 u = TOP(); |
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2308 if (PyInt_AsLong(u) != -1 || PyErr_Occurred()) |
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2309 w = PyTuple_Pack(5, |
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|
2310 w, |
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|
2311 f->f_globals, |
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|
2312 f->f_locals == NULL ? |
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|
2313 Py_None : f->f_locals, |
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2314 v, |
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|
2315 u); |
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|
2316 else |
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|
2317 w = PyTuple_Pack(4, |
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|
2318 w, |
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|
2319 f->f_globals, |
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2320 f->f_locals == NULL ? |
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2321 Py_None : f->f_locals, |
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2322 v); |
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2323 Py_DECREF(v); |
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|
2324 Py_DECREF(u); |
|
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2325 if (w == NULL) { |
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2326 u = POP(); |
|
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changeset
|
2327 Py_DECREF(x); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2328 x = NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2329 break; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2330 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2331 READ_TIMESTAMP(intr0); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2332 v = x; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2333 x = PyEval_CallObject(v, w); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2334 Py_DECREF(v); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2335 READ_TIMESTAMP(intr1); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2336 Py_DECREF(w); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2337 SET_TOP(x); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2338 if (x != NULL) continue; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2339 break; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2340 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2341 case IMPORT_STAR: |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2342 v = POP(); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2343 PyFrame_FastToLocals(f); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2344 if ((x = f->f_locals) == NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2345 PyErr_SetString(PyExc_SystemError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2346 "no locals found during 'import *'"); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2347 break; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2348 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2349 READ_TIMESTAMP(intr0); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2350 err = import_all_from(x, v); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2351 READ_TIMESTAMP(intr1); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2352 PyFrame_LocalsToFast(f, 0); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2353 Py_DECREF(v); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2354 if (err == 0) continue; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2355 break; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2356 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2357 case IMPORT_FROM: |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2358 w = GETITEM(names, oparg); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2359 v = TOP(); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2360 READ_TIMESTAMP(intr0); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2361 x = import_from(v, w); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2362 READ_TIMESTAMP(intr1); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2363 PUSH(x); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2364 if (x != NULL) continue; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2365 break; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2366 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2367 case JUMP_FORWARD: |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2368 JUMPBY(oparg); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2369 goto fast_next_opcode; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2370 |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2371 PREDICTED_WITH_ARG(POP_JUMP_IF_FALSE); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2372 case POP_JUMP_IF_FALSE: |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2373 w = POP(); |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2374 if (w == Py_True) { |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2375 Py_DECREF(w); |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2376 goto fast_next_opcode; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2377 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2378 if (w == Py_False) { |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2379 Py_DECREF(w); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2380 JUMPTO(oparg); |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2381 goto fast_next_opcode; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2382 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2383 err = PyObject_IsTrue(w); |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2384 Py_DECREF(w); |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2385 if (err > 0) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2386 err = 0; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2387 else if (err == 0) |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2388 JUMPTO(oparg); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2389 else |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2390 break; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2391 continue; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2392 |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2393 PREDICTED_WITH_ARG(POP_JUMP_IF_TRUE); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2394 case POP_JUMP_IF_TRUE: |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2395 w = POP(); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2396 if (w == Py_False) { |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2397 Py_DECREF(w); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2398 goto fast_next_opcode; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2399 } |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2400 if (w == Py_True) { |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2401 Py_DECREF(w); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2402 JUMPTO(oparg); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2403 goto fast_next_opcode; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2404 } |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2405 err = PyObject_IsTrue(w); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2406 Py_DECREF(w); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2407 if (err > 0) { |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2408 err = 0; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2409 JUMPTO(oparg); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2410 } |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2411 else if (err == 0) |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2412 ; |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2413 else |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2414 break; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2415 continue; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2416 |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2417 case JUMP_IF_FALSE_OR_POP: |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2418 w = TOP(); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2419 if (w == Py_True) { |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2420 STACKADJ(-1); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2421 Py_DECREF(w); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2422 goto fast_next_opcode; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2423 } |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2424 if (w == Py_False) { |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2425 JUMPTO(oparg); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2426 goto fast_next_opcode; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2427 } |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2428 err = PyObject_IsTrue(w); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2429 if (err > 0) { |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2430 STACKADJ(-1); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2431 Py_DECREF(w); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2432 err = 0; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2433 } |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2434 else if (err == 0) |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2435 JUMPTO(oparg); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2436 else |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2437 break; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2438 continue; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
2439 |
|
fd25030223b0
Untabify C files. Will watch buildbots.
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diff
changeset
|
2440 case JUMP_IF_TRUE_OR_POP: |
|
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|
2441 w = TOP(); |
|
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|
2442 if (w == Py_False) { |
|
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Antoine Pitrou <solipsis@pitrou.net>
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diff
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|
2443 STACKADJ(-1); |
|
fd25030223b0
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parents:
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diff
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|
2444 Py_DECREF(w); |
|
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|
2445 goto fast_next_opcode; |
|
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diff
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|
2446 } |
|
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|
2447 if (w == Py_True) { |
|
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Antoine Pitrou <solipsis@pitrou.net>
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diff
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|
2448 JUMPTO(oparg); |
|
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|
2449 goto fast_next_opcode; |
|
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|
2450 } |
|
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|
2451 err = PyObject_IsTrue(w); |
|
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|
2452 if (err > 0) { |
|
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diff
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|
2453 err = 0; |
|
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|
2454 JUMPTO(oparg); |
|
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|
2455 } |
|
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diff
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|
2456 else if (err == 0) { |
|
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Antoine Pitrou <solipsis@pitrou.net>
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diff
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|
2457 STACKADJ(-1); |
|
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diff
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|
2458 Py_DECREF(w); |
|
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diff
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|
2459 } |
|
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|
2460 else |
|
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|
2461 break; |
|
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|
2462 continue; |
|
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|
2463 |
|
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|
2464 PREDICTED_WITH_ARG(JUMP_ABSOLUTE); |
|
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|
2465 case JUMP_ABSOLUTE: |
|
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|
2466 JUMPTO(oparg); |
|
43784
8fcc3f46c69d
Add build option for faster loop execution.
Raymond Hettinger <python@rcn.com>
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diff
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|
2467 #if FAST_LOOPS |
|
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|
2468 /* Enabling this path speeds-up all while and for-loops by bypassing |
|
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|
2469 the per-loop checks for signals. By default, this should be turned-off |
|
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|
2470 because it prevents detection of a control-break in tight loops like |
|
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|
2471 "while 1: pass". Compile with this option turned-on when you need |
|
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|
2472 the speed-up and do not need break checking inside tight loops (ones |
|
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|
2473 that contain only instructions ending with goto fast_next_opcode). |
|
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|
2474 */ |
|
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|
2475 goto fast_next_opcode; |
|
43784
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Add build option for faster loop execution.
Raymond Hettinger <python@rcn.com>
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diff
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|
2476 #else |
|
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|
2477 continue; |
|
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8fcc3f46c69d
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Raymond Hettinger <python@rcn.com>
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diff
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|
2478 #endif |
|
15948
3bc2440427d3
Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents:
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diff
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|
2479 |
|
61465
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|
2480 case GET_ITER: |
|
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|
2481 /* before: [obj]; after [getiter(obj)] */ |
|
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|
2482 v = TOP(); |
|
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|
2483 x = PyObject_GetIter(v); |
|
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|
2484 Py_DECREF(v); |
|
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|
2485 if (x != NULL) { |
|
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|
2486 SET_TOP(x); |
|
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|
2487 PREDICT(FOR_ITER); |
|
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|
2488 continue; |
|
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|
2489 } |
|
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|
2490 STACKADJ(-1); |
|
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|
2491 break; |
|
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|
2492 |
|
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|
2493 PREDICTED_WITH_ARG(FOR_ITER); |
|
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|
2494 case FOR_ITER: |
|
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|
2495 /* before: [iter]; after: [iter, iter()] *or* [] */ |
|
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|
2496 v = TOP(); |
|
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|
2497 x = (*v->ob_type->tp_iternext)(v); |
|
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|
2498 if (x != NULL) { |
|
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changeset
|
2499 PUSH(x); |
|
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|
2500 PREDICT(STORE_FAST); |
|
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|
2501 PREDICT(UNPACK_SEQUENCE); |
|
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|
2502 continue; |
|
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|
2503 } |
|
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|
2504 if (PyErr_Occurred()) { |
|
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|
2505 if (!PyErr_ExceptionMatches( |
|
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|
2506 PyExc_StopIteration)) |
|
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|
2507 break; |
|
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changeset
|
2508 PyErr_Clear(); |
|
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|
2509 } |
|
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changeset
|
2510 /* iterator ended normally */ |
|
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|
2511 x = v = POP(); |
|
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|
2512 Py_DECREF(v); |
|
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|
2513 JUMPBY(oparg); |
|
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|
2514 continue; |
|
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|
2515 |
|
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changeset
|
2516 case BREAK_LOOP: |
|
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changeset
|
2517 why = WHY_BREAK; |
|
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changeset
|
2518 goto fast_block_end; |
|
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|
2519 |
|
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changeset
|
2520 case CONTINUE_LOOP: |
|
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changeset
|
2521 retval = PyInt_FromLong(oparg); |
|
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|
2522 if (!retval) { |
|
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|
2523 x = NULL; |
|
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|
2524 break; |
|
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|
2525 } |
|
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|
2526 why = WHY_CONTINUE; |
|
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|
2527 goto fast_block_end; |
|
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changeset
|
2528 |
|
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changeset
|
2529 case SETUP_LOOP: |
|
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|
2530 case SETUP_EXCEPT: |
|
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|
2531 case SETUP_FINALLY: |
|
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|
2532 /* NOTE: If you add any new block-setup opcodes that |
|
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changeset
|
2533 are not try/except/finally handlers, you may need |
|
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|
2534 to update the PyGen_NeedsFinalizing() function. |
|
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|
2535 */ |
|
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|
2536 |
|
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|
2537 PyFrame_BlockSetup(f, opcode, INSTR_OFFSET() + oparg, |
|
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|
2538 STACK_LEVEL()); |
|
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|
2539 continue; |
|
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|
2540 |
|
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|
2541 case SETUP_WITH: |
|
fd25030223b0
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|
2542 { |
|
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|
2543 static PyObject *exit, *enter; |
|
fd25030223b0
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|
2544 w = TOP(); |
|
fd25030223b0
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|
2545 x = special_lookup(w, "__exit__", &exit); |
|
fd25030223b0
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|
2546 if (!x) |
|
fd25030223b0
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|
2547 break; |
|
fd25030223b0
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|
2548 SET_TOP(x); |
|
fd25030223b0
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|
2549 u = special_lookup(w, "__enter__", &enter); |
|
fd25030223b0
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|
2550 Py_DECREF(w); |
|
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|
2551 if (!u) { |
|
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|
2552 x = NULL; |
|
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|
2553 break; |
|
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|
2554 } |
|
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|
2555 x = PyObject_CallFunctionObjArgs(u, NULL); |
|
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|
2556 Py_DECREF(u); |
|
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|
2557 if (!x) |
|
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|
2558 break; |
|
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|
2559 /* Setup a finally block (SETUP_WITH as a block is |
|
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|
2560 equivalent to SETUP_FINALLY except it normalizes |
|
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|
2561 the exception) before pushing the result of |
|
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|
2562 __enter__ on the stack. */ |
|
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|
2563 PyFrame_BlockSetup(f, SETUP_WITH, INSTR_OFFSET() + oparg, |
|
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|
2564 STACK_LEVEL()); |
|
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|
2565 |
|
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|
2566 PUSH(x); |
|
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|
2567 continue; |
|
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|
2568 } |
|
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|
2569 |
|
61465
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|
2570 case WITH_CLEANUP: |
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2571 { |
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2572 /* At the top of the stack are 1-3 values indicating |
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|
2573 how/why we entered the finally clause: |
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2574 - TOP = None |
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2575 - (TOP, SECOND) = (WHY_{RETURN,CONTINUE}), retval |
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2576 - TOP = WHY_*; no retval below it |
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2577 - (TOP, SECOND, THIRD) = exc_info() |
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2578 Below them is EXIT, the context.__exit__ bound method. |
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2579 In the last case, we must call |
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|
2580 EXIT(TOP, SECOND, THIRD) |
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2581 otherwise we must call |
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|
2582 EXIT(None, None, None) |
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2583 |
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2584 In all cases, we remove EXIT from the stack, leaving |
|
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|
2585 the rest in the same order. |
|
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2586 |
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|
2587 In addition, if the stack represents an exception, |
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|
2588 *and* the function call returns a 'true' value, we |
|
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|
2589 "zap" this information, to prevent END_FINALLY from |
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|
2590 re-raising the exception. (But non-local gotos |
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|
2591 should still be resumed.) |
|
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2592 */ |
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|
2593 |
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|
2594 PyObject *exit_func; |
|
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2595 |
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|
2596 u = POP(); |
|
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|
2597 if (u == Py_None) { |
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|
2598 exit_func = TOP(); |
|
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|
2599 SET_TOP(u); |
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|
2600 v = w = Py_None; |
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2601 } |
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2602 else if (PyInt_Check(u)) { |
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2603 switch(PyInt_AS_LONG(u)) { |
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|
2604 case WHY_RETURN: |
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|
2605 case WHY_CONTINUE: |
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|
2606 /* Retval in TOP. */ |
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|
2607 exit_func = SECOND(); |
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|
2608 SET_SECOND(TOP()); |
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|
2609 SET_TOP(u); |
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|
2610 break; |
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|
2611 default: |
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|
2612 exit_func = TOP(); |
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|
2613 SET_TOP(u); |
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2614 break; |
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2615 } |
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2616 u = v = w = Py_None; |
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2617 } |
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2618 else { |
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2619 v = TOP(); |
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2620 w = SECOND(); |
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2621 exit_func = THIRD(); |
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2622 SET_TOP(u); |
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2623 SET_SECOND(v); |
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2624 SET_THIRD(w); |
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2625 } |
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2626 /* XXX Not the fastest way to call it... */ |
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2627 x = PyObject_CallFunctionObjArgs(exit_func, u, v, w, |
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2628 NULL); |
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2629 Py_DECREF(exit_func); |
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2630 if (x == NULL) |
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2631 break; /* Go to error exit */ |
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2632 |
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2633 if (u != Py_None) |
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2634 err = PyObject_IsTrue(x); |
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2635 else |
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2636 err = 0; |
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2637 Py_DECREF(x); |
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2638 |
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2639 if (err < 0) |
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2640 break; /* Go to error exit */ |
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2641 else if (err > 0) { |
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2642 err = 0; |
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2643 /* There was an exception and a true return */ |
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2644 STACKADJ(-2); |
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2645 Py_INCREF(Py_None); |
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2646 SET_TOP(Py_None); |
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2647 Py_DECREF(u); |
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2648 Py_DECREF(v); |
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2649 Py_DECREF(w); |
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2650 } else { |
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2651 /* The stack was rearranged to remove EXIT |
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2652 above. Let END_FINALLY do its thing */ |
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2653 } |
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2654 PREDICT(END_FINALLY); |
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2655 break; |
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2656 } |
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2657 |
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2658 case CALL_FUNCTION: |
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2659 { |
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2660 PyObject **sp; |
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2661 PCALL(PCALL_ALL); |
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|
2662 sp = stack_pointer; |
|
32301
41c59d80bbc5
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Martin v. Löwis <martin@v.loewis.de>
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|
2663 #ifdef WITH_TSC |
|
61465
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2664 x = call_function(&sp, oparg, &intr0, &intr1); |
|
32301
41c59d80bbc5
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Martin v. Löwis <martin@v.loewis.de>
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|
2665 #else |
|
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2666 x = call_function(&sp, oparg); |
|
32301
41c59d80bbc5
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|
2667 #endif |
|
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2668 stack_pointer = sp; |
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2669 PUSH(x); |
|
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2670 if (x != NULL) |
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2671 continue; |
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2672 break; |
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2673 } |
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2674 |
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2675 case CALL_FUNCTION_VAR: |
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2676 case CALL_FUNCTION_KW: |
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2677 case CALL_FUNCTION_VAR_KW: |
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2678 { |
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2679 int na = oparg & 0xff; |
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2680 int nk = (oparg>>8) & 0xff; |
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2681 int flags = (opcode - CALL_FUNCTION) & 3; |
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2682 int n = na + 2 * nk; |
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2683 PyObject **pfunc, *func, **sp; |
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2684 PCALL(PCALL_ALL); |
|
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2685 if (flags & CALL_FLAG_VAR) |
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2686 n++; |
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2687 if (flags & CALL_FLAG_KW) |
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2688 n++; |
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2689 pfunc = stack_pointer - n - 1; |
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2690 func = *pfunc; |
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2691 |
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2692 if (PyMethod_Check(func) |
|
62459
074859ecdc18
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Stefan Krah <stefan@bytereef.org>
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2693 && PyMethod_GET_SELF(func) != NULL) { |
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2694 PyObject *self = PyMethod_GET_SELF(func); |
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|
2695 Py_INCREF(self); |
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2696 func = PyMethod_GET_FUNCTION(func); |
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2697 Py_INCREF(func); |
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2698 Py_DECREF(*pfunc); |
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2699 *pfunc = self; |
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2700 na++; |
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2701 } else |
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2702 Py_INCREF(func); |
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2703 sp = stack_pointer; |
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2704 READ_TIMESTAMP(intr0); |
|
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2705 x = ext_do_call(func, &sp, flags, na, nk); |
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2706 READ_TIMESTAMP(intr1); |
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2707 stack_pointer = sp; |
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2708 Py_DECREF(func); |
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2709 |
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2710 while (stack_pointer > pfunc) { |
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2711 w = POP(); |
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2712 Py_DECREF(w); |
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2713 } |
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2714 PUSH(x); |
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2715 if (x != NULL) |
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2716 continue; |
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2717 break; |
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2718 } |
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2719 |
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2720 case MAKE_FUNCTION: |
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2721 v = POP(); /* code object */ |
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2722 x = PyFunction_New(v, f->f_globals); |
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2723 Py_DECREF(v); |
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2724 /* XXX Maybe this should be a separate opcode? */ |
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2725 if (x != NULL && oparg > 0) { |
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2726 v = PyTuple_New(oparg); |
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2727 if (v == NULL) { |
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2728 Py_DECREF(x); |
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2729 x = NULL; |
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2730 break; |
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2731 } |
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2732 while (--oparg >= 0) { |
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2733 w = POP(); |
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2734 PyTuple_SET_ITEM(v, oparg, w); |
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2735 } |
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2736 err = PyFunction_SetDefaults(x, v); |
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2737 Py_DECREF(v); |
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2738 } |
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2739 PUSH(x); |
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2740 break; |
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2741 |
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2742 case MAKE_CLOSURE: |
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2743 { |
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2744 v = POP(); /* code object */ |
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2745 x = PyFunction_New(v, f->f_globals); |
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2746 Py_DECREF(v); |
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2747 if (x != NULL) { |
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2748 v = POP(); |
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2749 if (PyFunction_SetClosure(x, v) != 0) { |
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2750 /* Can't happen unless bytecode is corrupt. */ |
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2751 why = WHY_EXCEPTION; |
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2752 } |
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2753 Py_DECREF(v); |
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2754 } |
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2755 if (x != NULL && oparg > 0) { |
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2756 v = PyTuple_New(oparg); |
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2757 if (v == NULL) { |
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2758 Py_DECREF(x); |
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2759 x = NULL; |
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2760 break; |
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2761 } |
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2762 while (--oparg >= 0) { |
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2763 w = POP(); |
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2764 PyTuple_SET_ITEM(v, oparg, w); |
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2765 } |
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2766 if (PyFunction_SetDefaults(x, v) != 0) { |
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2767 /* Can't happen unless |
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2768 PyFunction_SetDefaults changes. */ |
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2769 why = WHY_EXCEPTION; |
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2770 } |
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2771 Py_DECREF(v); |
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2772 } |
|
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|
2773 PUSH(x); |
|
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|
2774 break; |
|
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|
2775 } |
|
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|
2776 |
|
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|
2777 case BUILD_SLICE: |
|
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|
2778 if (oparg == 3) |
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|
2779 w = POP(); |
|
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|
2780 else |
|
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|
2781 w = NULL; |
|
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|
2782 v = POP(); |
|
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|
2783 u = TOP(); |
|
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|
2784 x = PySlice_New(u, v, w); |
|
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|
2785 Py_DECREF(u); |
|
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|
2786 Py_DECREF(v); |
|
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|
2787 Py_XDECREF(w); |
|
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|
2788 SET_TOP(x); |
|
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|
2789 if (x != NULL) continue; |
|
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|
2790 break; |
|
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2791 |
|
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2792 case EXTENDED_ARG: |
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|
2793 opcode = NEXTOP(); |
|
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2794 oparg = oparg<<16 | NEXTARG(); |
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2795 goto dispatch_opcode; |
|
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2796 |
|
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2797 default: |
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2798 fprintf(stderr, |
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2799 "XXX lineno: %d, opcode: %d\n", |
|
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|
2800 PyFrame_GetLineNumber(f), |
|
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2801 opcode); |
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2802 PyErr_SetString(PyExc_SystemError, "unknown opcode"); |
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2803 why = WHY_EXCEPTION; |
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2804 break; |
|
944
222f04f55083
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Guido van Rossum <guido@python.org>
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926
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|
2805 |
|
222f04f55083
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Guido van Rossum <guido@python.org>
parents:
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|
2806 #ifdef CASE_TOO_BIG |
|
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2807 } |
|
944
222f04f55083
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|
2808 #endif |
|
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|
2809 |
|
61465
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2810 } /* switch */ |
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2811 |
|
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2812 on_error: |
|
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2813 |
|
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|
2814 READ_TIMESTAMP(inst1); |
|
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2815 |
|
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2816 /* Quickly continue if no error occurred */ |
|
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2817 |
|
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2818 if (why == WHY_NOT) { |
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2819 if (err == 0 && x != NULL) { |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
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|
2820 #ifdef CHECKEXC |
|
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2821 /* This check is expensive! */ |
|
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2822 if (PyErr_Occurred()) |
|
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2823 fprintf(stderr, |
|
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2824 "XXX undetected error\n"); |
|
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2825 else { |
|
32301
41c59d80bbc5
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Martin v. Löwis <martin@v.loewis.de>
parents:
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|
2826 #endif |
|
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2827 READ_TIMESTAMP(loop1); |
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|
2828 continue; /* Normal, fast path */ |
|
32301
41c59d80bbc5
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Martin v. Löwis <martin@v.loewis.de>
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|
2829 #ifdef CHECKEXC |
|
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2830 } |
|
32301
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|
2831 #endif |
|
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2832 } |
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2833 why = WHY_EXCEPTION; |
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2834 x = Py_None; |
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2835 err = 0; |
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2836 } |
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2837 |
|
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|
2838 /* Double-check exception status */ |
|
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2839 |
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2840 if (why == WHY_EXCEPTION || why == WHY_RERAISE) { |
|
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2841 if (!PyErr_Occurred()) { |
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2842 PyErr_SetString(PyExc_SystemError, |
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2843 "error return without exception set"); |
|
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|
2844 why = WHY_EXCEPTION; |
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2845 } |
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2846 } |
|
10363
4daab7a9f566
Always test for an error return (usually NULL or -1) without setting
Guido van Rossum <guido@python.org>
parents:
9679
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|
2847 #ifdef CHECKEXC |
|
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2848 else { |
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2849 /* This check is expensive! */ |
|
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2850 if (PyErr_Occurred()) { |
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2851 char buf[128]; |
|
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|
2852 sprintf(buf, "Stack unwind with exception " |
|
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2853 "set and why=%d", why); |
|
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|
2854 Py_FatalError(buf); |
|
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2855 } |
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|
2856 } |
|
173
4656452436e1
Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents:
159
diff
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|
2857 #endif |
|
4656452436e1
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Guido van Rossum <guido@python.org>
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|
2858 |
|
61465
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2859 /* Log traceback info if this is a real exception */ |
|
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2860 |
|
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2861 if (why == WHY_EXCEPTION) { |
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2862 PyTraceBack_Here(f); |
|
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2863 |
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2864 if (tstate->c_tracefunc != NULL) |
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2865 call_exc_trace(tstate->c_tracefunc, |
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2866 tstate->c_traceobj, f); |
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2867 } |
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2868 |
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2869 /* For the rest, treat WHY_RERAISE as WHY_EXCEPTION */ |
|
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2870 |
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2871 if (why == WHY_RERAISE) |
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2872 why = WHY_EXCEPTION; |
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2873 |
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2874 /* Unwind stacks if a (pseudo) exception occurred */ |
|
15948
3bc2440427d3
Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents:
15899
diff
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|
2875 |
|
31462
d5c047807c69
SF patch #864059: optimize eval_frame
Raymond Hettinger <python@rcn.com>
parents:
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|
2876 fast_block_end: |
|
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2877 while (why != WHY_NOT && f->f_iblock > 0) { |
|
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|
2878 /* Peek at the current block. */ |
|
fd25030223b0
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|
2879 PyTryBlock *b = &f->f_blockstack[f->f_iblock - 1]; |
|
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2880 |
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2881 assert(why != WHY_YIELD); |
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2882 if (b->b_type == SETUP_LOOP && why == WHY_CONTINUE) { |
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2883 why = WHY_NOT; |
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|
2884 JUMPTO(PyInt_AS_LONG(retval)); |
|
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|
2885 Py_DECREF(retval); |
|
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|
2886 break; |
|
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|
2887 } |
|
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2888 |
|
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|
2889 /* Now we have to pop the block. */ |
|
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|
2890 f->f_iblock--; |
|
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2891 |
|
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2892 while (STACK_LEVEL() > b->b_level) { |
|
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|
2893 v = POP(); |
|
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|
2894 Py_XDECREF(v); |
|
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|
2895 } |
|
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|
2896 if (b->b_type == SETUP_LOOP && why == WHY_BREAK) { |
|
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|
2897 why = WHY_NOT; |
|
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|
2898 JUMPTO(b->b_handler); |
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|
2899 break; |
|
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2900 } |
|
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2901 if (b->b_type == SETUP_FINALLY || |
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2902 (b->b_type == SETUP_EXCEPT && |
|
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|
2903 why == WHY_EXCEPTION) || |
|
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2904 b->b_type == SETUP_WITH) { |
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2905 if (why == WHY_EXCEPTION) { |
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2906 PyObject *exc, *val, *tb; |
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2907 PyErr_Fetch(&exc, &val, &tb); |
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2908 if (val == NULL) { |
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2909 val = Py_None; |
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|
2910 Py_INCREF(val); |
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2911 } |
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2912 /* Make the raw exception data |
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2913 available to the handler, |
|
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2914 so a program can emulate the |
|
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|
2915 Python main loop. Don't do |
|
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|
2916 this for 'finally'. */ |
|
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2917 if (b->b_type == SETUP_EXCEPT || |
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2918 b->b_type == SETUP_WITH) { |
|
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2919 PyErr_NormalizeException( |
|
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2920 &exc, &val, &tb); |
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2921 set_exc_info(tstate, |
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2922 exc, val, tb); |
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2923 } |
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2924 if (tb == NULL) { |
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|
2925 Py_INCREF(Py_None); |
|
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|
2926 PUSH(Py_None); |
|
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|
2927 } else |
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|
2928 PUSH(tb); |
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2929 PUSH(val); |
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|
2930 PUSH(exc); |
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2931 } |
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2932 else { |
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2933 if (why & (WHY_RETURN | WHY_CONTINUE)) |
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|
2934 PUSH(retval); |
|
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2935 v = PyInt_FromLong((long)why); |
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|
2936 PUSH(v); |
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2937 } |
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2938 why = WHY_NOT; |
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2939 JUMPTO(b->b_handler); |
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2940 break; |
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2941 } |
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2942 } /* unwind stack */ |
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2943 |
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2944 /* End the loop if we still have an error (or return) */ |
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2945 |
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2946 if (why != WHY_NOT) |
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2947 break; |
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|
2948 READ_TIMESTAMP(loop1); |
|
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2949 |
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2950 } /* main loop */ |
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2951 |
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2952 assert(why != WHY_YIELD); |
|
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2953 /* Pop remaining stack entries. */ |
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2954 while (!EMPTY()) { |
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2955 v = POP(); |
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|
2956 Py_XDECREF(v); |
|
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2957 } |
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2958 |
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2959 if (why != WHY_RETURN) |
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|
2960 retval = NULL; |
|
15948
3bc2440427d3
Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
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|
2961 |
|
31462
d5c047807c69
SF patch #864059: optimize eval_frame
Raymond Hettinger <python@rcn.com>
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|
2962 fast_yield: |
|
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2963 if (tstate->use_tracing) { |
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2964 if (tstate->c_tracefunc) { |
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2965 if (why == WHY_RETURN || why == WHY_YIELD) { |
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2966 if (call_trace(tstate->c_tracefunc, |
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2967 tstate->c_traceobj, f, |
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2968 PyTrace_RETURN, retval)) { |
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2969 Py_XDECREF(retval); |
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2970 retval = NULL; |
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2971 why = WHY_EXCEPTION; |
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2972 } |
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2973 } |
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2974 else if (why == WHY_EXCEPTION) { |
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2975 call_trace_protected(tstate->c_tracefunc, |
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2976 tstate->c_traceobj, f, |
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2977 PyTrace_RETURN, NULL); |
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2978 } |
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2979 } |
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2980 if (tstate->c_profilefunc) { |
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2981 if (why == WHY_EXCEPTION) |
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2982 call_trace_protected(tstate->c_profilefunc, |
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2983 tstate->c_profileobj, f, |
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2984 PyTrace_RETURN, NULL); |
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2985 else if (call_trace(tstate->c_profilefunc, |
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2986 tstate->c_profileobj, f, |
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2987 PyTrace_RETURN, retval)) { |
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2988 Py_XDECREF(retval); |
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2989 retval = NULL; |
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2990 why = WHY_EXCEPTION; |
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2991 } |
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2992 } |
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2993 } |
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parents:
59422
diff
changeset
|
2994 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2995 if (tstate->frame->f_exc_type != NULL) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2996 reset_exc_info(tstate); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2997 else { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2998 assert(tstate->frame->f_exc_value == NULL); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
2999 assert(tstate->frame->f_exc_traceback == NULL); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3000 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3001 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3002 /* pop frame */ |
| 43408 | 3003 exit_eval_frame: |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3004 Py_LeaveRecursiveCall(); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3005 tstate->frame = f->f_back; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3006 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3007 return retval; |
|
173
4656452436e1
Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents:
159
diff
changeset
|
3008 } |
|
4656452436e1
Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents:
159
diff
changeset
|
3009 |
|
36695
b6d2f6fd3e11
PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents:
36580
diff
changeset
|
3010 /* This is gonna seem *real weird*, but if you put some other code between |
|
32421
485d2ef43419
Patch #966493: Cleanup generator/eval_frame exposure.
Martin v. Löwis <martin@v.loewis.de>
parents:
32412
diff
changeset
|
3011 PyEval_EvalFrame() and PyEval_EvalCodeEx() you will need to adjust |
|
36695
b6d2f6fd3e11
PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents:
36580
diff
changeset
|
3012 the test in the if statements in Misc/gdbinit (pystack and pystackv). */ |
|
31606
fd2103ae6f29
Add pystack definition to Misc/gdbinit with some explanation of its behavior
Skip Montanaro <skip@pobox.com>
parents:
31514
diff
changeset
|
3013 |
|
18933
09df3254b49d
Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents:
18611
diff
changeset
|
3014 PyObject * |
|
09df3254b49d
Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents:
18611
diff
changeset
|
3015 PyEval_EvalCodeEx(PyCodeObject *co, PyObject *globals, PyObject *locals, |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3016 PyObject **args, int argcount, PyObject **kws, int kwcount, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3017 PyObject **defs, int defcount, PyObject *closure) |
|
18148
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents:
18136
diff
changeset
|
3018 { |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3019 register PyFrameObject *f; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3020 register PyObject *retval = NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3021 register PyObject **fastlocals, **freevars; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3022 PyThreadState *tstate = PyThreadState_GET(); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3023 PyObject *x, *u; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3024 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3025 if (globals == NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3026 PyErr_SetString(PyExc_SystemError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3027 "PyEval_EvalCodeEx: NULL globals"); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3028 return NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3029 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3030 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3031 assert(tstate != NULL); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3032 assert(globals != NULL); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3033 f = PyFrame_New(tstate, co, globals, locals); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3034 if (f == NULL) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3035 return NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3036 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3037 fastlocals = f->f_localsplus; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3038 freevars = f->f_localsplus + co->co_nlocals; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3039 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3040 if (co->co_argcount > 0 || |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3041 co->co_flags & (CO_VARARGS | CO_VARKEYWORDS)) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3042 int i; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3043 int n = argcount; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3044 PyObject *kwdict = NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3045 if (co->co_flags & CO_VARKEYWORDS) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3046 kwdict = PyDict_New(); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3047 if (kwdict == NULL) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3048 goto fail; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3049 i = co->co_argcount; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3050 if (co->co_flags & CO_VARARGS) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3051 i++; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3052 SETLOCAL(i, kwdict); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3053 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3054 if (argcount > co->co_argcount) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3055 if (!(co->co_flags & CO_VARARGS)) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3056 PyErr_Format(PyExc_TypeError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3057 "%.200s() takes %s %d " |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3058 "argument%s (%d given)", |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3059 PyString_AsString(co->co_name), |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3060 defcount ? "at most" : "exactly", |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3061 co->co_argcount, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3062 co->co_argcount == 1 ? "" : "s", |
|
64936
c9b08c58f063
Rolled back revisions 85003 via svnmerge from
Benjamin Peterson <benjamin@python.org>
parents:
64934
diff
changeset
|
3063 argcount + kwcount); |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3064 goto fail; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3065 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3066 n = co->co_argcount; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3067 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3068 for (i = 0; i < n; i++) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3069 x = args[i]; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3070 Py_INCREF(x); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3071 SETLOCAL(i, x); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3072 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3073 if (co->co_flags & CO_VARARGS) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3074 u = PyTuple_New(argcount - n); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3075 if (u == NULL) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3076 goto fail; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3077 SETLOCAL(co->co_argcount, u); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3078 for (i = n; i < argcount; i++) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3079 x = args[i]; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3080 Py_INCREF(x); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3081 PyTuple_SET_ITEM(u, i-n, x); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3082 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3083 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3084 for (i = 0; i < kwcount; i++) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3085 PyObject **co_varnames; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3086 PyObject *keyword = kws[2*i]; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3087 PyObject *value = kws[2*i + 1]; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3088 int j; |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3089 if (keyword == NULL || !(PyString_Check(keyword) |
|
51032
551257c8058a
fix building the core with --disable-unicode
Benjamin Peterson <benjamin@python.org>
parents:
50936
diff
changeset
|
3090 #ifdef Py_USING_UNICODE |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3091 || PyUnicode_Check(keyword) |
|
51032
551257c8058a
fix building the core with --disable-unicode
Benjamin Peterson <benjamin@python.org>
parents:
50936
diff
changeset
|
3092 #endif |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3093 )) { |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff
changeset
|
3094 PyErr_Format(PyExc_TypeError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3095 "%.200s() keywords must be strings", |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3096 PyString_AsString(co->co_name)); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3097 goto fail; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3098 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3099 /* Speed hack: do raw pointer compares. As names are |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3100 normally interned this should almost always hit. */ |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3101 co_varnames = ((PyTupleObject *)(co->co_varnames))->ob_item; |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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changeset
|
3102 for (j = 0; j < co->co_argcount; j++) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3103 PyObject *nm = co_varnames[j]; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3104 if (nm == keyword) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3105 goto kw_found; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3106 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3107 /* Slow fallback, just in case */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3108 for (j = 0; j < co->co_argcount; j++) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3109 PyObject *nm = co_varnames[j]; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3110 int cmp = PyObject_RichCompareBool( |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3111 keyword, nm, Py_EQ); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3112 if (cmp > 0) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3113 goto kw_found; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3114 else if (cmp < 0) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3115 goto fail; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3116 } |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3117 if (kwdict == NULL) { |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3118 PyObject *kwd_str = kwd_as_string(keyword); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3119 if (kwd_str) { |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3120 PyErr_Format(PyExc_TypeError, |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3121 "%.200s() got an unexpected " |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3122 "keyword argument '%.400s'", |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3123 PyString_AsString(co->co_name), |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3124 PyString_AsString(kwd_str)); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3125 Py_DECREF(kwd_str); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3126 } |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3127 goto fail; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3128 } |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3129 PyDict_SetItem(kwdict, keyword, value); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3130 continue; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3131 kw_found: |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3132 if (GETLOCAL(j) != NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3133 PyObject *kwd_str = kwd_as_string(keyword); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3134 if (kwd_str) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3135 PyErr_Format(PyExc_TypeError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3136 "%.200s() got multiple " |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3137 "values for keyword " |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3138 "argument '%.400s'", |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3139 PyString_AsString(co->co_name), |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3140 PyString_AsString(kwd_str)); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3141 Py_DECREF(kwd_str); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3142 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3143 goto fail; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3144 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3145 Py_INCREF(value); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3146 SETLOCAL(j, value); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3147 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3148 if (argcount < co->co_argcount) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3149 int m = co->co_argcount - defcount; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3150 for (i = argcount; i < m; i++) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3151 if (GETLOCAL(i) == NULL) { |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3152 int j, given = 0; |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3153 for (j = 0; j < co->co_argcount; j++) |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3154 if (GETLOCAL(j)) |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3155 given++; |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3156 PyErr_Format(PyExc_TypeError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3157 "%.200s() takes %s %d " |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3158 "argument%s (%d given)", |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3159 PyString_AsString(co->co_name), |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3160 ((co->co_flags & CO_VARARGS) || |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3161 defcount) ? "at least" |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3162 : "exactly", |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3163 m, m == 1 ? "" : "s", given); |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3164 goto fail; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3165 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3166 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3167 if (n > m) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3168 i = n - m; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3169 else |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3170 i = 0; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3171 for (; i < defcount; i++) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3172 if (GETLOCAL(m+i) == NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3173 PyObject *def = defs[i]; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3174 Py_INCREF(def); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3175 SETLOCAL(m+i, def); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3176 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3177 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3178 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3179 } |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3180 else if (argcount > 0 || kwcount > 0) { |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3181 PyErr_Format(PyExc_TypeError, |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3182 "%.200s() takes no arguments (%d given)", |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3183 PyString_AsString(co->co_name), |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3184 argcount + kwcount); |
|
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3185 goto fail; |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3186 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3187 /* Allocate and initialize storage for cell vars, and copy free |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3188 vars into frame. This isn't too efficient right now. */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3189 if (PyTuple_GET_SIZE(co->co_cellvars)) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3190 int i, j, nargs, found; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3191 char *cellname, *argname; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3192 PyObject *c; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3193 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3194 nargs = co->co_argcount; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3195 if (co->co_flags & CO_VARARGS) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3196 nargs++; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3197 if (co->co_flags & CO_VARKEYWORDS) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3198 nargs++; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3199 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3200 /* Initialize each cell var, taking into account |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3201 cell vars that are initialized from arguments. |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3202 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3203 Should arrange for the compiler to put cellvars |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3204 that are arguments at the beginning of the cellvars |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3205 list so that we can march over it more efficiently? |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3206 */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3207 for (i = 0; i < PyTuple_GET_SIZE(co->co_cellvars); ++i) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3208 cellname = PyString_AS_STRING( |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3209 PyTuple_GET_ITEM(co->co_cellvars, i)); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3210 found = 0; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3211 for (j = 0; j < nargs; j++) { |
|
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|
3212 argname = PyString_AS_STRING( |
|
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|
3213 PyTuple_GET_ITEM(co->co_varnames, j)); |
|
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|
3214 if (strcmp(cellname, argname) == 0) { |
|
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|
3215 c = PyCell_New(GETLOCAL(j)); |
|
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|
3216 if (c == NULL) |
|
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|
3217 goto fail; |
|
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|
3218 GETLOCAL(co->co_nlocals + i) = c; |
|
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|
3219 found = 1; |
|
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|
3220 break; |
|
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|
3221 } |
|
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|
3222 } |
|
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|
3223 if (found == 0) { |
|
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|
3224 c = PyCell_New(NULL); |
|
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|
3225 if (c == NULL) |
|
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|
3226 goto fail; |
|
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|
3227 SETLOCAL(co->co_nlocals + i, c); |
|
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|
3228 } |
|
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|
3229 } |
|
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|
3230 } |
|
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|
3231 if (PyTuple_GET_SIZE(co->co_freevars)) { |
|
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|
3232 int i; |
|
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|
3233 for (i = 0; i < PyTuple_GET_SIZE(co->co_freevars); ++i) { |
|
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|
3234 PyObject *o = PyTuple_GET_ITEM(closure, i); |
|
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|
3235 Py_INCREF(o); |
|
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|
3236 freevars[PyTuple_GET_SIZE(co->co_cellvars) + i] = o; |
|
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|
3237 } |
|
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|
3238 } |
|
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|
3239 |
|
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|
3240 if (co->co_flags & CO_GENERATOR) { |
|
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|
3241 /* Don't need to keep the reference to f_back, it will be set |
|
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|
3242 * when the generator is resumed. */ |
|
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|
3243 Py_XDECREF(f->f_back); |
|
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|
3244 f->f_back = NULL; |
|
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|
3245 |
|
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|
3246 PCALL(PCALL_GENERATOR); |
|
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|
3247 |
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|
3248 /* Create a new generator that owns the ready to run frame |
|
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|
3249 * and return that as the value. */ |
|
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|
3250 return PyGen_New(f); |
|
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|
3251 } |
|
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|
3252 |
|
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|
3253 retval = PyEval_EvalFrameEx(f,0); |
| 43408 | 3254 |
| 3255 fail: /* Jump here from prelude on failure */ | |
|
18148
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Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
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|
3256 |
|
61465
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|
3257 /* decref'ing the frame can cause __del__ methods to get invoked, |
|
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|
3258 which can call back into Python. While we're done with the |
|
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|
3259 current Python frame (f), the associated C stack is still in use, |
|
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|
3260 so recursion_depth must be boosted for the duration. |
|
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|
3261 */ |
|
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|
3262 assert(tstate != NULL); |
|
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|
3263 ++tstate->recursion_depth; |
|
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|
3264 Py_DECREF(f); |
|
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|
3265 --tstate->recursion_depth; |
|
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|
3266 return retval; |
|
18148
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Tim Peters <tim.peters@gmail.com>
parents:
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|
3267 } |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
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|
3268 |
|
7bc473b2c654
Merging the gen-branch into the main line, at Guido's direction. Yay!
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|
3269 |
|
58751
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|
3270 static PyObject * |
|
54329
145376df3ad7
add a SETUP_WITH opcode
Benjamin Peterson <benjamin@python.org>
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diff
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|
3271 special_lookup(PyObject *o, char *meth, PyObject **cache) |
|
145376df3ad7
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Benjamin Peterson <benjamin@python.org>
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|
3272 { |
|
61463
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|
3273 PyObject *res; |
|
fd25030223b0
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|
3274 if (PyInstance_Check(o)) { |
|
fd25030223b0
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|
3275 if (!*cache) |
|
fd25030223b0
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|
3276 return PyObject_GetAttrString(o, meth); |
|
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|
3277 else |
|
fd25030223b0
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|
3278 return PyObject_GetAttr(o, *cache); |
|
fd25030223b0
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|
3279 } |
|
fd25030223b0
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Antoine Pitrou <solipsis@pitrou.net>
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|
3280 res = _PyObject_LookupSpecial(o, meth, cache); |
|
fd25030223b0
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Antoine Pitrou <solipsis@pitrou.net>
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|
3281 if (res == NULL && !PyErr_Occurred()) { |
|
fd25030223b0
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Antoine Pitrou <solipsis@pitrou.net>
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|
3282 PyErr_SetObject(PyExc_AttributeError, *cache); |
|
fd25030223b0
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Antoine Pitrou <solipsis@pitrou.net>
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|
3283 return NULL; |
|
fd25030223b0
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Antoine Pitrou <solipsis@pitrou.net>
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|
3284 } |
|
fd25030223b0
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Antoine Pitrou <solipsis@pitrou.net>
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diff
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|
3285 return res; |
|
54329
145376df3ad7
add a SETUP_WITH opcode
Benjamin Peterson <benjamin@python.org>
parents:
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diff
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|
3286 } |
|
145376df3ad7
add a SETUP_WITH opcode
Benjamin Peterson <benjamin@python.org>
parents:
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diff
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|
3287 |
|
51032
551257c8058a
fix building the core with --disable-unicode
Benjamin Peterson <benjamin@python.org>
parents:
50936
diff
changeset
|
3288 |
|
50936
dbc14acdde37
allow unicode keyword arguments for the ** syntax #4978
Benjamin Peterson <benjamin@python.org>
parents:
50674
diff
changeset
|
3289 static PyObject * |
|
58751
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Merged revisions 68805 via svnmerge from
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|
3290 kwd_as_string(PyObject *kwd) { |
|
51032
551257c8058a
fix building the core with --disable-unicode
Benjamin Peterson <benjamin@python.org>
parents:
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diff
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|
3291 #ifdef Py_USING_UNICODE |
|
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|
3292 if (PyString_Check(kwd)) { |
|
51032
551257c8058a
fix building the core with --disable-unicode
Benjamin Peterson <benjamin@python.org>
parents:
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diff
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|
3293 #else |
|
61463
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Antoine Pitrou <solipsis@pitrou.net>
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|
3294 assert(PyString_Check(kwd)); |
|
51032
551257c8058a
fix building the core with --disable-unicode
Benjamin Peterson <benjamin@python.org>
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diff
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|
3295 #endif |
|
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|
3296 Py_INCREF(kwd); |
|
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|
3297 return kwd; |
|
51032
551257c8058a
fix building the core with --disable-unicode
Benjamin Peterson <benjamin@python.org>
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50936
diff
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|
3298 #ifdef Py_USING_UNICODE |
|
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|
3299 } |
|
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Antoine Pitrou <solipsis@pitrou.net>
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diff
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|
3300 return _PyUnicode_AsDefaultEncodedString(kwd, "replace"); |
|
51032
551257c8058a
fix building the core with --disable-unicode
Benjamin Peterson <benjamin@python.org>
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|
3301 #endif |
|
18148
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|
3302 } |
|
7bc473b2c654
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Tim Peters <tim.peters@gmail.com>
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diff
changeset
|
3303 |
|
7bc473b2c654
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Tim Peters <tim.peters@gmail.com>
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diff
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|
3304 |
|
28121
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
3305 /* Implementation notes for set_exc_info() and reset_exc_info(): |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
3306 |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
28086
diff
changeset
|
3307 - Below, 'exc_ZZZ' stands for 'exc_type', 'exc_value' and |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
28086
diff
changeset
|
3308 'exc_traceback'. These always travel together. |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
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diff
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|
3309 |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
28086
diff
changeset
|
3310 - tstate->curexc_ZZZ is the "hot" exception that is set by |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
28086
diff
changeset
|
3311 PyErr_SetString(), cleared by PyErr_Clear(), and so on. |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
28086
diff
changeset
|
3312 |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
28086
diff
changeset
|
3313 - Once an exception is caught by an except clause, it is transferred |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
28086
diff
changeset
|
3314 from tstate->curexc_ZZZ to tstate->exc_ZZZ, from which sys.exc_info() |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
28086
diff
changeset
|
3315 can pick it up. This is the primary task of set_exc_info(). |
| 38418 | 3316 XXX That can't be right: set_exc_info() doesn't look at tstate->curexc_ZZZ. |
|
28121
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
28086
diff
changeset
|
3317 |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
28086
diff
changeset
|
3318 - Now let me explain the complicated dance with frame->f_exc_ZZZ. |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
28086
diff
changeset
|
3319 |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
28086
diff
changeset
|
3320 Long ago, when none of this existed, there were just a few globals: |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
28086
diff
changeset
|
3321 one set corresponding to the "hot" exception, and one set |
|
c24a23b1f198
Added implementation notes for [re]set_exc_info().
Guido van Rossum <guido@python.org>
parents:
28086
diff
changeset
|
3322 corresponding to sys.exc_ZZZ. (Actually, the latter weren't C |
|
c24a23b1f198
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3323 globals; they were simply stored as sys.exc_ZZZ. For backwards |
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3324 compatibility, they still are!) The problem was that in code like |
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3325 this: |
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3326 |
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3327 try: |
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3328 "something that may fail" |
|
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3329 except "some exception": |
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3330 "do something else first" |
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3331 "print the exception from sys.exc_ZZZ." |
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3332 |
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3333 if "do something else first" invoked something that raised and caught |
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3334 an exception, sys.exc_ZZZ were overwritten. That was a frequent |
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3335 cause of subtle bugs. I fixed this by changing the semantics as |
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3336 follows: |
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3337 |
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3338 - Within one frame, sys.exc_ZZZ will hold the last exception caught |
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3339 *in that frame*. |
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3340 |
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3341 - But initially, and as long as no exception is caught in a given |
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3342 frame, sys.exc_ZZZ will hold the last exception caught in the |
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3343 previous frame (or the frame before that, etc.). |
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3344 |
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3345 The first bullet fixed the bug in the above example. The second |
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3346 bullet was for backwards compatibility: it was (and is) common to |
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3347 have a function that is called when an exception is caught, and to |
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3348 have that function access the caught exception via sys.exc_ZZZ. |
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3349 (Example: traceback.print_exc()). |
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3350 |
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3351 At the same time I fixed the problem that sys.exc_ZZZ weren't |
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3352 thread-safe, by introducing sys.exc_info() which gets it from tstate; |
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3353 but that's really a separate improvement. |
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3354 |
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3355 The reset_exc_info() function in ceval.c restores the tstate->exc_ZZZ |
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3356 variables to what they were before the current frame was called. The |
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3357 set_exc_info() function saves them on the frame so that |
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3358 reset_exc_info() can restore them. The invariant is that |
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3359 frame->f_exc_ZZZ is NULL iff the current frame never caught an |
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3360 exception (where "catching" an exception applies only to successful |
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3361 except clauses); and if the current frame ever caught an exception, |
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3362 frame->f_exc_ZZZ is the exception that was stored in tstate->exc_ZZZ |
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3363 at the start of the current frame. |
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3364 |
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3365 */ |
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3366 |
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3367 static void |
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15948
3bc2440427d3
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3368 set_exc_info(PyThreadState *tstate, |
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3369 PyObject *type, PyObject *value, PyObject *tb) |
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3370 { |
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3371 PyFrameObject *frame = tstate->frame; |
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3372 PyObject *tmp_type, *tmp_value, *tmp_tb; |
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3373 |
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3374 assert(type != NULL); |
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3375 assert(frame != NULL); |
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3376 if (frame->f_exc_type == NULL) { |
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3377 assert(frame->f_exc_value == NULL); |
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3378 assert(frame->f_exc_traceback == NULL); |
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3379 /* This frame didn't catch an exception before. */ |
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3380 /* Save previous exception of this thread in this frame. */ |
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3381 if (tstate->exc_type == NULL) { |
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3382 /* XXX Why is this set to Py_None? */ |
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3383 Py_INCREF(Py_None); |
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3384 tstate->exc_type = Py_None; |
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3385 } |
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3386 Py_INCREF(tstate->exc_type); |
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3387 Py_XINCREF(tstate->exc_value); |
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3388 Py_XINCREF(tstate->exc_traceback); |
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3389 frame->f_exc_type = tstate->exc_type; |
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3390 frame->f_exc_value = tstate->exc_value; |
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3391 frame->f_exc_traceback = tstate->exc_traceback; |
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3392 } |
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3393 /* Set new exception for this thread. */ |
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3394 tmp_type = tstate->exc_type; |
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3395 tmp_value = tstate->exc_value; |
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3396 tmp_tb = tstate->exc_traceback; |
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3397 Py_INCREF(type); |
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3398 Py_XINCREF(value); |
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3399 Py_XINCREF(tb); |
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3400 tstate->exc_type = type; |
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3401 tstate->exc_value = value; |
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3402 tstate->exc_traceback = tb; |
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3403 Py_XDECREF(tmp_type); |
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3404 Py_XDECREF(tmp_value); |
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3405 Py_XDECREF(tmp_tb); |
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3406 /* For b/w compatibility */ |
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3407 PySys_SetObject("exc_type", type); |
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3408 PySys_SetObject("exc_value", value); |
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3409 PySys_SetObject("exc_traceback", tb); |
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3410 } |
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3411 |
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3412 static void |
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3413 reset_exc_info(PyThreadState *tstate) |
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3414 { |
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3415 PyFrameObject *frame; |
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3416 PyObject *tmp_type, *tmp_value, *tmp_tb; |
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3417 |
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3418 /* It's a precondition that the thread state's frame caught an |
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3419 * exception -- verify in a debug build. |
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3420 */ |
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3421 assert(tstate != NULL); |
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3422 frame = tstate->frame; |
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3423 assert(frame != NULL); |
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3424 assert(frame->f_exc_type != NULL); |
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3425 |
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3426 /* Copy the frame's exception info back to the thread state. */ |
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3427 tmp_type = tstate->exc_type; |
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3428 tmp_value = tstate->exc_value; |
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3429 tmp_tb = tstate->exc_traceback; |
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changeset
|
3430 Py_INCREF(frame->f_exc_type); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3431 Py_XINCREF(frame->f_exc_value); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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|
3432 Py_XINCREF(frame->f_exc_traceback); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3433 tstate->exc_type = frame->f_exc_type; |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3434 tstate->exc_value = frame->f_exc_value; |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3435 tstate->exc_traceback = frame->f_exc_traceback; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3436 Py_XDECREF(tmp_type); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3437 Py_XDECREF(tmp_value); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3438 Py_XDECREF(tmp_tb); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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|
3439 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3440 /* For b/w compatibility */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3441 PySys_SetObject("exc_type", frame->f_exc_type); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3442 PySys_SetObject("exc_value", frame->f_exc_value); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3443 PySys_SetObject("exc_traceback", frame->f_exc_traceback); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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|
3444 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3445 /* Clear the frame's exception info. */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3446 tmp_type = frame->f_exc_type; |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3447 tmp_value = frame->f_exc_value; |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3448 tmp_tb = frame->f_exc_traceback; |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3449 frame->f_exc_type = NULL; |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3450 frame->f_exc_value = NULL; |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3451 frame->f_exc_traceback = NULL; |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3452 Py_DECREF(tmp_type); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3453 Py_XDECREF(tmp_value); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3454 Py_XDECREF(tmp_tb); |
|
5405
b7871ca930ad
Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents:
5368
diff
changeset
|
3455 } |
|
b7871ca930ad
Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents:
5368
diff
changeset
|
3456 |
|
4667
c42379e4653b
Moved the raise logic out of the main interpreter loop to a separate function.
Guido van Rossum <guido@python.org>
parents:
4594
diff
changeset
|
3457 /* Logic for the raise statement (too complicated for inlining). |
|
c42379e4653b
Moved the raise logic out of the main interpreter loop to a separate function.
Guido van Rossum <guido@python.org>
parents:
4594
diff
changeset
|
3458 This *consumes* a reference count to each of its arguments. */ |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
3459 static enum why_code |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13620
diff
changeset
|
3460 do_raise(PyObject *type, PyObject *value, PyObject *tb) |
|
4667
c42379e4653b
Moved the raise logic out of the main interpreter loop to a separate function.
Guido van Rossum <guido@python.org>
parents:
4594
diff
changeset
|
3461 { |
|
61465
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Recorded merge of revisions 81029 via svnmerge from
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|
3462 if (type == NULL) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3463 /* Reraise */ |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3464 PyThreadState *tstate = PyThreadState_GET(); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3465 type = tstate->exc_type == NULL ? Py_None : tstate->exc_type; |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3466 value = tstate->exc_value; |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3467 tb = tstate->exc_traceback; |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3468 Py_XINCREF(type); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3469 Py_XINCREF(value); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3470 Py_XINCREF(tb); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3471 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3472 |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3473 /* We support the following forms of raise: |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3474 raise <class>, <classinstance> |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3475 raise <class>, <argument tuple> |
|
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changeset
|
3476 raise <class>, None |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3477 raise <class>, <argument> |
|
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changeset
|
3478 raise <classinstance>, None |
|
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|
3479 raise <string>, <object> |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3480 raise <string>, None |
|
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|
3481 |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3482 An omitted second argument is the same as None. |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3483 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3484 In addition, raise <tuple>, <anything> is the same as |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3485 raising the tuple's first item (and it better have one!); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3486 this rule is applied recursively. |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3487 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3488 Finally, an optional third argument can be supplied, which |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3489 gives the traceback to be substituted (useful when |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3490 re-raising an exception after examining it). */ |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3491 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3492 /* First, check the traceback argument, replacing None with |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3493 NULL. */ |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3494 if (tb == Py_None) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3495 Py_DECREF(tb); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3496 tb = NULL; |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3497 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3498 else if (tb != NULL && !PyTraceBack_Check(tb)) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3499 PyErr_SetString(PyExc_TypeError, |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3500 "raise: arg 3 must be a traceback or None"); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3501 goto raise_error; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3502 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3503 |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3504 /* Next, replace a missing value with None */ |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3505 if (value == NULL) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3506 value = Py_None; |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3507 Py_INCREF(value); |
|
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|
3508 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3509 |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3510 /* Next, repeatedly, replace a tuple exception with its first item */ |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3511 while (PyTuple_Check(type) && PyTuple_Size(type) > 0) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3512 PyObject *tmp = type; |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3513 type = PyTuple_GET_ITEM(type, 0); |
|
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changeset
|
3514 Py_INCREF(type); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3515 Py_DECREF(tmp); |
|
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|
3516 } |
|
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changeset
|
3517 |
|
71354
45b1ae1ef318
port 8d05f697acd4 (#11627)
Benjamin Peterson <benjamin@python.org>
parents:
68588
diff
changeset
|
3518 if (PyExceptionClass_Check(type)) { |
|
61465
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3519 PyErr_NormalizeException(&type, &value, &tb); |
|
71354
45b1ae1ef318
port 8d05f697acd4 (#11627)
Benjamin Peterson <benjamin@python.org>
parents:
68588
diff
changeset
|
3520 if (!PyExceptionInstance_Check(value)) { |
|
45b1ae1ef318
port 8d05f697acd4 (#11627)
Benjamin Peterson <benjamin@python.org>
parents:
68588
diff
changeset
|
3521 PyErr_Format(PyExc_TypeError, |
|
45b1ae1ef318
port 8d05f697acd4 (#11627)
Benjamin Peterson <benjamin@python.org>
parents:
68588
diff
changeset
|
3522 "calling %s() should have returned an instance of " |
|
45b1ae1ef318
port 8d05f697acd4 (#11627)
Benjamin Peterson <benjamin@python.org>
parents:
68588
diff
changeset
|
3523 "BaseException, not '%s'", |
|
45b1ae1ef318
port 8d05f697acd4 (#11627)
Benjamin Peterson <benjamin@python.org>
parents:
68588
diff
changeset
|
3524 ((PyTypeObject *)type)->tp_name, |
|
45b1ae1ef318
port 8d05f697acd4 (#11627)
Benjamin Peterson <benjamin@python.org>
parents:
68588
diff
changeset
|
3525 Py_TYPE(value)->tp_name); |
|
45b1ae1ef318
port 8d05f697acd4 (#11627)
Benjamin Peterson <benjamin@python.org>
parents:
68588
diff
changeset
|
3526 goto raise_error; |
|
45b1ae1ef318
port 8d05f697acd4 (#11627)
Benjamin Peterson <benjamin@python.org>
parents:
68588
diff
changeset
|
3527 } |
|
45b1ae1ef318
port 8d05f697acd4 (#11627)
Benjamin Peterson <benjamin@python.org>
parents:
68588
diff
changeset
|
3528 } |
|
61465
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|
3529 else if (PyExceptionInstance_Check(type)) { |
|
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changeset
|
3530 /* Raising an instance. The value should be a dummy. */ |
|
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|
3531 if (value != Py_None) { |
|
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changeset
|
3532 PyErr_SetString(PyExc_TypeError, |
|
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|
3533 "instance exception may not have a separate value"); |
|
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|
3534 goto raise_error; |
|
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changeset
|
3535 } |
|
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|
3536 else { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3537 /* Normalize to raise <class>, <instance> */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3538 Py_DECREF(value); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3539 value = type; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3540 type = PyExceptionInstance_Class(type); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3541 Py_INCREF(type); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3542 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3543 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3544 else { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3545 /* Not something you can raise. You get an exception |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3546 anyway, just not what you specified :-) */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3547 PyErr_Format(PyExc_TypeError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3548 "exceptions must be old-style classes or " |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3549 "derived from BaseException, not %s", |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3550 type->ob_type->tp_name); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3551 goto raise_error; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3552 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3553 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3554 assert(PyExceptionClass_Check(type)); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3555 if (Py_Py3kWarningFlag && PyClass_Check(type)) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3556 if (PyErr_WarnEx(PyExc_DeprecationWarning, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3557 "exceptions must derive from BaseException " |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3558 "in 3.x", 1) < 0) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3559 goto raise_error; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3560 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3561 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3562 PyErr_Restore(type, value, tb); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3563 if (tb == NULL) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3564 return WHY_EXCEPTION; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3565 else |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3566 return WHY_RERAISE; |
|
4667
c42379e4653b
Moved the raise logic out of the main interpreter loop to a separate function.
Guido van Rossum <guido@python.org>
parents:
4594
diff
changeset
|
3567 raise_error: |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3568 Py_XDECREF(value); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3569 Py_XDECREF(type); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3570 Py_XDECREF(tb); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3571 return WHY_EXCEPTION; |
|
4667
c42379e4653b
Moved the raise logic out of the main interpreter loop to a separate function.
Guido van Rossum <guido@python.org>
parents:
4594
diff
changeset
|
3572 } |
|
c42379e4653b
Moved the raise logic out of the main interpreter loop to a separate function.
Guido van Rossum <guido@python.org>
parents:
4594
diff
changeset
|
3573 |
|
18195
36e825660a24
Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents:
18194
diff
changeset
|
3574 /* Iterate v argcnt times and store the results on the stack (via decreasing |
|
36e825660a24
Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents:
18194
diff
changeset
|
3575 sp). Return 1 for success, 0 if error. */ |
|
36e825660a24
Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents:
18194
diff
changeset
|
3576 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
3577 static int |
|
18195
36e825660a24
Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents:
18194
diff
changeset
|
3578 unpack_iterable(PyObject *v, int argcnt, PyObject **sp) |
|
6157
647e60fb3bac
eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents:
6147
diff
changeset
|
3579 { |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3580 int i = 0; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3581 PyObject *it; /* iter(v) */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3582 PyObject *w; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3583 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3584 assert(v != NULL); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3585 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3586 it = PyObject_GetIter(v); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3587 if (it == NULL) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3588 goto Error; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3589 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3590 for (; i < argcnt; i++) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3591 w = PyIter_Next(it); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3592 if (w == NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3593 /* Iterator done, via error or exhaustion. */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3594 if (!PyErr_Occurred()) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3595 PyErr_Format(PyExc_ValueError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3596 "need more than %d value%s to unpack", |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3597 i, i == 1 ? "" : "s"); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3598 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3599 goto Error; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3600 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3601 *--sp = w; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3602 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3603 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3604 /* We better have exhausted the iterator now. */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3605 w = PyIter_Next(it); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3606 if (w == NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3607 if (PyErr_Occurred()) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3608 goto Error; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3609 Py_DECREF(it); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3610 return 1; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
3611 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3612 Py_DECREF(w); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3613 PyErr_SetString(PyExc_ValueError, "too many values to unpack"); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3614 /* fall through */ |
|
18195
36e825660a24
Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents:
18194
diff
changeset
|
3615 Error: |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3616 for (; i > 0; i--, sp++) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3617 Py_DECREF(*sp); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3618 Py_XDECREF(it); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3619 return 0; |
|
6157
647e60fb3bac
eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents:
6147
diff
changeset
|
3620 } |
|
647e60fb3bac
eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents:
6147
diff
changeset
|
3621 |
|
647e60fb3bac
eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents:
6147
diff
changeset
|
3622 |
| 567 | 3623 #ifdef LLTRACE |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
3624 static int |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13620
diff
changeset
|
3625 prtrace(PyObject *v, char *str) |
| 69 | 3626 { |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3627 printf("%s ", str); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3628 if (PyObject_Print(v, stdout, 0) != 0) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3629 PyErr_Clear(); /* Don't know what else to do */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3630 printf("\n"); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3631 return 1; |
| 69 | 3632 } |
| 86 | 3633 #endif |
| 69 | 3634 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
3635 static void |
|
18326
e427afb5637f
Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents:
18293
diff
changeset
|
3636 call_exc_trace(Py_tracefunc func, PyObject *self, PyFrameObject *f) |
|
708
8bcb50f436fa
New trace implementation; and profile (in a similat vein).
Guido van Rossum <guido@python.org>
parents:
688
diff
changeset
|
3637 { |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3638 PyObject *type, *value, *traceback, *arg; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3639 int err; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3640 PyErr_Fetch(&type, &value, &traceback); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3641 if (value == NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3642 value = Py_None; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3643 Py_INCREF(value); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3644 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3645 arg = PyTuple_Pack(3, type, value, traceback); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3646 if (arg == NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3647 PyErr_Restore(type, value, traceback); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3648 return; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3649 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3650 err = call_trace(func, self, f, PyTrace_EXCEPTION, arg); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3651 Py_DECREF(arg); |
|
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|
3652 if (err == 0) |
|
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changeset
|
3653 PyErr_Restore(type, value, traceback); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3654 else { |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3655 Py_XDECREF(type); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3656 Py_XDECREF(value); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3657 Py_XDECREF(traceback); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3658 } |
|
708
8bcb50f436fa
New trace implementation; and profile (in a similat vein).
Guido van Rossum <guido@python.org>
parents:
688
diff
changeset
|
3659 } |
|
8bcb50f436fa
New trace implementation; and profile (in a similat vein).
Guido van Rossum <guido@python.org>
parents:
688
diff
changeset
|
3660 |
|
43846
d5fc6e96091f
Backport for issue1265 (pdb bug with "with" statement).
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents:
41467
diff
changeset
|
3661 static int |
|
20257
e3f63a95455f
Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents:
20247
diff
changeset
|
3662 call_trace_protected(Py_tracefunc func, PyObject *obj, PyFrameObject *frame, |
|
61465
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changeset
|
3663 int what, PyObject *arg) |
|
20257
e3f63a95455f
Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents:
20247
diff
changeset
|
3664 { |
|
61465
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3665 PyObject *type, *value, *traceback; |
|
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changeset
|
3666 int err; |
|
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changeset
|
3667 PyErr_Fetch(&type, &value, &traceback); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3668 err = call_trace(func, obj, frame, what, arg); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3669 if (err == 0) |
|
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|
3670 { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3671 PyErr_Restore(type, value, traceback); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3672 return 0; |
|
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|
3673 } |
|
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|
3674 else { |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3675 Py_XDECREF(type); |
|
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|
3676 Py_XDECREF(value); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3677 Py_XDECREF(traceback); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3678 return -1; |
|
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|
3679 } |
|
20257
e3f63a95455f
Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents:
20247
diff
changeset
|
3680 } |
|
e3f63a95455f
Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents:
20247
diff
changeset
|
3681 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
3682 static int |
|
18326
e427afb5637f
Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents:
18293
diff
changeset
|
3683 call_trace(Py_tracefunc func, PyObject *obj, PyFrameObject *frame, |
|
61465
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|
3684 int what, PyObject *arg) |
| 567 | 3685 { |
|
61465
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|
3686 register PyThreadState *tstate = frame->f_tstate; |
|
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|
3687 int result; |
|
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changeset
|
3688 if (tstate->tracing) |
|
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|
3689 return 0; |
|
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changeset
|
3690 tstate->tracing++; |
|
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|
3691 tstate->use_tracing = 0; |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
3692 result = func(obj, frame, what, arg); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3693 tstate->use_tracing = ((tstate->c_tracefunc != NULL) |
|
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|
3694 || (tstate->c_profilefunc != NULL)); |
|
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|
3695 tstate->tracing--; |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3696 return result; |
| 567 | 3697 } |
| 3698 | |
|
28556
78395e5b4782
- New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents:
28304
diff
changeset
|
3699 PyObject * |
|
78395e5b4782
- New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents:
28304
diff
changeset
|
3700 _PyEval_CallTracing(PyObject *func, PyObject *args) |
|
78395e5b4782
- New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents:
28304
diff
changeset
|
3701 { |
|
61465
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|
3702 PyFrameObject *frame = PyEval_GetFrame(); |
|
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changeset
|
3703 PyThreadState *tstate = frame->f_tstate; |
|
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changeset
|
3704 int save_tracing = tstate->tracing; |
|
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changeset
|
3705 int save_use_tracing = tstate->use_tracing; |
|
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|
3706 PyObject *result; |
|
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|
3707 |
|
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|
3708 tstate->tracing = 0; |
|
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changeset
|
3709 tstate->use_tracing = ((tstate->c_tracefunc != NULL) |
|
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|
3710 || (tstate->c_profilefunc != NULL)); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3711 result = PyObject_Call(func, args, NULL); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3712 tstate->tracing = save_tracing; |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3713 tstate->use_tracing = save_use_tracing; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3714 return result; |
|
28556
78395e5b4782
- New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents:
28304
diff
changeset
|
3715 } |
|
78395e5b4782
- New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents:
28304
diff
changeset
|
3716 |
| 54297 | 3717 /* See Objects/lnotab_notes.txt for a description of how tracing works. */ |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
3718 static int |
|
31872
9f5fe6b23e59
Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents:
31797
diff
changeset
|
3719 maybe_call_line_trace(Py_tracefunc func, PyObject *obj, |
|
61465
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changeset
|
3720 PyFrameObject *frame, int *instr_lb, int *instr_ub, |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3721 int *instr_prev) |
| 24844 | 3722 { |
|
61465
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changeset
|
3723 int result = 0; |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3724 int line = frame->f_lineno; |
|
61465
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changeset
|
3725 |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3726 /* If the last instruction executed isn't in the current |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3727 instruction window, reset the window. |
|
61465
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changeset
|
3728 */ |
|
61463
fd25030223b0
Untabify C files. Will watch buildbots.
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3729 if (frame->f_lasti < *instr_lb || frame->f_lasti >= *instr_ub) { |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3730 PyAddrPair bounds; |
|
61463
fd25030223b0
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Antoine Pitrou <solipsis@pitrou.net>
parents:
61271
diff
changeset
|
3731 line = _PyCode_CheckLineNumber(frame->f_code, frame->f_lasti, |
|
fd25030223b0
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Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3732 &bounds); |
|
61465
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changeset
|
3733 *instr_lb = bounds.ap_lower; |
|
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changeset
|
3734 *instr_ub = bounds.ap_upper; |
|
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changeset
|
3735 } |
|
61463
fd25030223b0
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Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3736 /* If the last instruction falls at the start of a line or if |
|
fd25030223b0
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Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3737 it represents a jump backwards, update the frame's line |
|
fd25030223b0
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Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3738 number and call the trace function. */ |
|
fd25030223b0
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Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
3739 if (frame->f_lasti == *instr_lb || frame->f_lasti < *instr_prev) { |
|
fd25030223b0
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Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
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|
3740 frame->f_lineno = line; |
|
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changeset
|
3741 result = call_trace(func, obj, frame, PyTrace_LINE, Py_None); |
|
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|
3742 } |
|
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|
3743 *instr_prev = frame->f_lasti; |
|
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changeset
|
3744 return result; |
| 24844 | 3745 } |
| 3746 | |
|
18326
e427afb5637f
Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents:
18293
diff
changeset
|
3747 void |
|
e427afb5637f
Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents:
18293
diff
changeset
|
3748 PyEval_SetProfile(Py_tracefunc func, PyObject *arg) |
|
18136
4cb34314bd97
Instead of initializing & interning the strings passed to the profile
Fred Drake <fdrake@acm.org>
parents:
18128
diff
changeset
|
3749 { |
|
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|
3750 PyThreadState *tstate = PyThreadState_GET(); |
|
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|
3751 PyObject *temp = tstate->c_profileobj; |
|
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|
3752 Py_XINCREF(arg); |
|
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|
3753 tstate->c_profilefunc = NULL; |
|
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|
3754 tstate->c_profileobj = NULL; |
|
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|
3755 /* Must make sure that tracing is not ignored if 'temp' is freed */ |
|
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|
3756 tstate->use_tracing = tstate->c_tracefunc != NULL; |
|
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|
3757 Py_XDECREF(temp); |
|
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|
3758 tstate->c_profilefunc = func; |
|
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|
3759 tstate->c_profileobj = arg; |
|
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changeset
|
3760 /* Flag that tracing or profiling is turned on */ |
|
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changeset
|
3761 tstate->use_tracing = (func != NULL) || (tstate->c_tracefunc != NULL); |
|
18326
e427afb5637f
Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents:
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diff
changeset
|
3762 } |
|
e427afb5637f
Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents:
18293
diff
changeset
|
3763 |
|
e427afb5637f
Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents:
18293
diff
changeset
|
3764 void |
|
e427afb5637f
Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents:
18293
diff
changeset
|
3765 PyEval_SetTrace(Py_tracefunc func, PyObject *arg) |
|
e427afb5637f
Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents:
18293
diff
changeset
|
3766 { |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3767 PyThreadState *tstate = PyThreadState_GET(); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3768 PyObject *temp = tstate->c_traceobj; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3769 _Py_TracingPossible += (func != NULL) - (tstate->c_tracefunc != NULL); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3770 Py_XINCREF(arg); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3771 tstate->c_tracefunc = NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
3772 tstate->c_traceobj = NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3773 /* Must make sure that profiling is not ignored if 'temp' is freed */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3774 tstate->use_tracing = tstate->c_profilefunc != NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3775 Py_XDECREF(temp); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3776 tstate->c_tracefunc = func; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3777 tstate->c_traceobj = arg; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3778 /* Flag that tracing or profiling is turned on */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3779 tstate->use_tracing = ((func != NULL) |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3780 || (tstate->c_profilefunc != NULL)); |
|
18136
4cb34314bd97
Instead of initializing & interning the strings passed to the profile
Fred Drake <fdrake@acm.org>
parents:
18128
diff
changeset
|
3781 } |
|
4cb34314bd97
Instead of initializing & interning the strings passed to the profile
Fred Drake <fdrake@acm.org>
parents:
18128
diff
changeset
|
3782 |
| 5368 | 3783 PyObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13620
diff
changeset
|
3784 PyEval_GetBuiltins(void) |
|
2098
b7be0382f9ee
__builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents:
2088
diff
changeset
|
3785 { |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3786 PyFrameObject *current_frame = PyEval_GetFrame(); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3787 if (current_frame == NULL) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3788 return PyThreadState_GET()->interp->builtins; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3789 else |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3790 return current_frame->f_builtins; |
|
2098
b7be0382f9ee
__builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents:
2088
diff
changeset
|
3791 } |
|
b7be0382f9ee
__builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents:
2088
diff
changeset
|
3792 |
| 5368 | 3793 PyObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13620
diff
changeset
|
3794 PyEval_GetLocals(void) |
|
1263
65a1e4e9cd54
* Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3795 { |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3796 PyFrameObject *current_frame = PyEval_GetFrame(); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3797 if (current_frame == NULL) |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3798 return NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3799 PyFrame_FastToLocals(current_frame); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3800 return current_frame->f_locals; |
|
1263
65a1e4e9cd54
* Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3801 } |
|
65a1e4e9cd54
* Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents:
1262
diff
changeset
|
3802 |
| 5368 | 3803 PyObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13620
diff
changeset
|
3804 PyEval_GetGlobals(void) |
| 69 | 3805 { |
|
61465
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Recorded merge of revisions 81029 via svnmerge from
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|
3806 PyFrameObject *current_frame = PyEval_GetFrame(); |
|
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changeset
|
3807 if (current_frame == NULL) |
|
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|
3808 return NULL; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3809 else |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3810 return current_frame->f_globals; |
| 69 | 3811 } |
| 3812 | |
|
27978
4b99a701defe
- PyEval_GetFrame() is now declared to return a PyFrameObject *
Guido van Rossum <guido@python.org>
parents:
27781
diff
changeset
|
3813 PyFrameObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13620
diff
changeset
|
3814 PyEval_GetFrame(void) |
|
1846
5243fb187d36
call_object: print message before abort()
Guido van Rossum <guido@python.org>
parents:
1425
diff
changeset
|
3815 { |
|
61465
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changeset
|
3816 PyThreadState *tstate = PyThreadState_GET(); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3817 return _PyThreadState_GetFrame(tstate); |
|
1846
5243fb187d36
call_object: print message before abort()
Guido van Rossum <guido@python.org>
parents:
1425
diff
changeset
|
3818 } |
|
5243fb187d36
call_object: print message before abort()
Guido van Rossum <guido@python.org>
parents:
1425
diff
changeset
|
3819 |
|
2098
b7be0382f9ee
__builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents:
2088
diff
changeset
|
3820 int |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13620
diff
changeset
|
3821 PyEval_GetRestricted(void) |
|
2098
b7be0382f9ee
__builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents:
2088
diff
changeset
|
3822 { |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3823 PyFrameObject *current_frame = PyEval_GetFrame(); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3824 return current_frame == NULL ? 0 : PyFrame_IsRestricted(current_frame); |
|
2098
b7be0382f9ee
__builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents:
2088
diff
changeset
|
3825 } |
|
b7be0382f9ee
__builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents:
2088
diff
changeset
|
3826 |
|
5606
495fbde64a73
Py_FlushLine and PyFile_WriteString now return error indicators
Guido van Rossum <guido@python.org>
parents:
5557
diff
changeset
|
3827 int |
|
18611
fdb36a0c7e6e
Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents:
18513
diff
changeset
|
3828 PyEval_MergeCompilerFlags(PyCompilerFlags *cf) |
|
17124
a8301d4ed2b1
If a code object is compiled with nested scopes, define the CO_NESTED flag.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17114
diff
changeset
|
3829 { |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3830 PyFrameObject *current_frame = PyEval_GetFrame(); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3831 int result = cf->cf_flags != 0; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3832 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3833 if (current_frame != NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3834 const int codeflags = current_frame->f_code->co_flags; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3835 const int compilerflags = codeflags & PyCF_MASK; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3836 if (compilerflags) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3837 result = 1; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3838 cf->cf_flags |= compilerflags; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3839 } |
|
22468
eebae4f60d05
Disable the parser hacks that enabled the "yield" keyword using a future
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents:
22398
diff
changeset
|
3840 #if 0 /* future keyword */ |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
3841 if (codeflags & CO_GENERATOR_ALLOWED) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3842 result = 1; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
3843 cf->cf_flags |= CO_GENERATOR_ALLOWED; |
|
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diff
changeset
|
3844 } |
|
22468
eebae4f60d05
Disable the parser hacks that enabled the "yield" keyword using a future
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents:
22398
diff
changeset
|
3845 #endif |
|
61465
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|
3846 } |
|
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diff
changeset
|
3847 return result; |
|
17124
a8301d4ed2b1
If a code object is compiled with nested scopes, define the CO_NESTED flag.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17114
diff
changeset
|
3848 } |
|
a8301d4ed2b1
If a code object is compiled with nested scopes, define the CO_NESTED flag.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17114
diff
changeset
|
3849 |
|
a8301d4ed2b1
If a code object is compiled with nested scopes, define the CO_NESTED flag.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17114
diff
changeset
|
3850 int |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13620
diff
changeset
|
3851 Py_FlushLine(void) |
| 69 | 3852 { |
|
61465
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diff
changeset
|
3853 PyObject *f = PySys_GetObject("stdout"); |
|
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changeset
|
3854 if (f == NULL) |
|
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changeset
|
3855 return 0; |
|
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changeset
|
3856 if (!PyFile_SoftSpace(f, 0)) |
|
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|
3857 return 0; |
|
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diff
changeset
|
3858 return PyFile_WriteString("\n", f); |
| 69 | 3859 } |
| 3860 | |
| 86 | 3861 |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3862 /* External interface to call any callable object. |
|
60129
6df6c19fbae3
Issue #8276: PyEval_CallObject() is now only available in macro form. The
Antoine Pitrou <solipsis@pitrou.net>
parents:
59855
diff
changeset
|
3863 The arg must be a tuple or NULL. The kw must be a dict or NULL. */ |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3864 |
| 5368 | 3865 PyObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13620
diff
changeset
|
3866 PyEval_CallObjectWithKeywords(PyObject *func, PyObject *arg, PyObject *kw) |
|
2844
0261bf5b3819
keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents:
2813
diff
changeset
|
3867 { |
|
61465
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changeset
|
3868 PyObject *result; |
|
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|
3869 |
|
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changeset
|
3870 if (arg == NULL) { |
|
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|
3871 arg = PyTuple_New(0); |
|
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|
3872 if (arg == NULL) |
|
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|
3873 return NULL; |
|
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|
3874 } |
|
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changeset
|
3875 else if (!PyTuple_Check(arg)) { |
|
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changeset
|
3876 PyErr_SetString(PyExc_TypeError, |
|
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|
3877 "argument list must be a tuple"); |
|
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|
3878 return NULL; |
|
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|
3879 } |
|
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changeset
|
3880 else |
|
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changeset
|
3881 Py_INCREF(arg); |
|
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|
3882 |
|
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|
3883 if (kw != NULL && !PyDict_Check(kw)) { |
|
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|
3884 PyErr_SetString(PyExc_TypeError, |
|
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|
3885 "keyword list must be a dictionary"); |
|
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|
3886 Py_DECREF(arg); |
|
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|
3887 return NULL; |
|
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|
3888 } |
|
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|
3889 |
|
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|
3890 result = PyObject_Call(func, arg, kw); |
|
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|
3891 Py_DECREF(arg); |
|
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|
3892 return result; |
|
15711
2481b5fe86d6
Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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|
3893 } |
|
2481b5fe86d6
Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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|
3894 |
|
35999
9541369b0dca
Add const to several API functions that take char *.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
35745
diff
changeset
|
3895 const char * |
|
18933
09df3254b49d
Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents:
18611
diff
changeset
|
3896 PyEval_GetFuncName(PyObject *func) |
|
17406
c9e07bc303a2
Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17125
diff
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|
3897 { |
|
61465
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|
3898 if (PyMethod_Check(func)) |
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3899 return PyEval_GetFuncName(PyMethod_GET_FUNCTION(func)); |
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|
3900 else if (PyFunction_Check(func)) |
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3901 return PyString_AsString(((PyFunctionObject*)func)->func_name); |
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|
3902 else if (PyCFunction_Check(func)) |
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3903 return ((PyCFunctionObject*)func)->m_ml->ml_name; |
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|
3904 else if (PyClass_Check(func)) |
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3905 return PyString_AsString(((PyClassObject*)func)->cl_name); |
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3906 else if (PyInstance_Check(func)) { |
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3907 return PyString_AsString( |
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|
3908 ((PyInstanceObject*)func)->in_class->cl_name); |
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|
3909 } else { |
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3910 return func->ob_type->tp_name; |
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|
3911 } |
|
17406
c9e07bc303a2
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17125
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|
3912 } |
|
c9e07bc303a2
Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17125
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|
3913 |
|
35999
9541369b0dca
Add const to several API functions that take char *.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
35745
diff
changeset
|
3914 const char * |
|
18933
09df3254b49d
Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents:
18611
diff
changeset
|
3915 PyEval_GetFuncDesc(PyObject *func) |
|
17406
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Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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|
3916 { |
|
61465
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|
3917 if (PyMethod_Check(func)) |
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|
3918 return "()"; |
|
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|
3919 else if (PyFunction_Check(func)) |
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|
3920 return "()"; |
|
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|
3921 else if (PyCFunction_Check(func)) |
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|
3922 return "()"; |
|
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|
3923 else if (PyClass_Check(func)) |
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|
3924 return " constructor"; |
|
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3925 else if (PyInstance_Check(func)) { |
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|
3926 return " instance"; |
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|
3927 } else { |
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|
3928 return " object"; |
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|
3929 } |
|
17406
c9e07bc303a2
Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17125
diff
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|
3930 } |
|
c9e07bc303a2
Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
17125
diff
changeset
|
3931 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
3932 static void |
|
24870
df2326a4894d
Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
24868
diff
changeset
|
3933 err_args(PyObject *func, int flags, int nargs) |
|
df2326a4894d
Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
24868
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|
3934 { |
|
61465
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|
3935 if (flags & METH_NOARGS) |
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|
3936 PyErr_Format(PyExc_TypeError, |
|
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|
3937 "%.200s() takes no arguments (%d given)", |
|
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3938 ((PyCFunctionObject *)func)->m_ml->ml_name, |
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|
3939 nargs); |
|
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|
3940 else |
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|
3941 PyErr_Format(PyExc_TypeError, |
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|
3942 "%.200s() takes exactly one argument (%d given)", |
|
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|
3943 ((PyCFunctionObject *)func)->m_ml->ml_name, |
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|
3944 nargs); |
|
24870
df2326a4894d
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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diff
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|
3945 } |
|
df2326a4894d
Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
24868
diff
changeset
|
3946 |
|
35609
23dda92de993
clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents:
35345
diff
changeset
|
3947 #define C_TRACE(x, call) \ |
|
32409
77913be294b9
Massive performance improvement for C extension and builtin tracing code
Nicholas Bastin <nick.bastin@gmail.com>
parents:
32398
diff
changeset
|
3948 if (tstate->use_tracing && tstate->c_profilefunc) { \ |
|
61465
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|
3949 if (call_trace(tstate->c_profilefunc, \ |
|
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|
3950 tstate->c_profileobj, \ |
|
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|
3951 tstate->frame, PyTrace_C_CALL, \ |
|
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|
3952 func)) { \ |
|
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|
3953 x = NULL; \ |
|
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|
3954 } \ |
|
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|
3955 else { \ |
|
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|
3956 x = call; \ |
|
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|
3957 if (tstate->c_profilefunc != NULL) { \ |
|
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|
3958 if (x == NULL) { \ |
|
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|
3959 call_trace_protected(tstate->c_profilefunc, \ |
|
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|
3960 tstate->c_profileobj, \ |
|
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|
3961 tstate->frame, PyTrace_C_EXCEPTION, \ |
|
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|
3962 func); \ |
|
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|
3963 /* XXX should pass (type, value, tb) */ \ |
|
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|
3964 } else { \ |
|
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|
3965 if (call_trace(tstate->c_profilefunc, \ |
|
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|
3966 tstate->c_profileobj, \ |
|
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|
3967 tstate->frame, PyTrace_C_RETURN, \ |
|
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|
3968 func)) { \ |
|
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|
3969 Py_DECREF(x); \ |
|
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|
3970 x = NULL; \ |
|
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|
3971 } \ |
|
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|
3972 } \ |
|
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|
3973 } \ |
|
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|
3974 } \ |
|
32409
77913be294b9
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Nicholas Bastin <nick.bastin@gmail.com>
parents:
32398
diff
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|
3975 } else { \ |
|
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|
3976 x = call; \ |
|
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|
3977 } |
|
31796
1c117dbb2def
Enable the profiling of C functions (builtins and extensions)
Nicholas Bastin <nick.bastin@gmail.com>
parents:
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diff
changeset
|
3978 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
3979 static PyObject * |
|
32301
41c59d80bbc5
Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents:
32247
diff
changeset
|
3980 call_function(PyObject ***pp_stack, int oparg |
|
41c59d80bbc5
Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents:
32247
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|
3981 #ifdef WITH_TSC |
|
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|
3982 , uint64* pintr0, uint64* pintr1 |
|
32301
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|
3983 #endif |
|
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|
3984 ) |
|
24868
2306001f6eaa
Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
24866
diff
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|
3985 { |
|
61465
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|
3986 int na = oparg & 0xff; |
|
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|
3987 int nk = (oparg>>8) & 0xff; |
|
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|
3988 int n = na + 2 * nk; |
|
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3989 PyObject **pfunc = (*pp_stack) - n - 1; |
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3990 PyObject *func = *pfunc; |
|
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3991 PyObject *x, *w; |
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3992 |
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3993 /* Always dispatch PyCFunction first, because these are |
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3994 presumed to be the most frequent callable object. |
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3995 */ |
|
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3996 if (PyCFunction_Check(func) && nk == 0) { |
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3997 int flags = PyCFunction_GET_FLAGS(func); |
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3998 PyThreadState *tstate = PyThreadState_GET(); |
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3999 |
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4000 PCALL(PCALL_CFUNCTION); |
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4001 if (flags & (METH_NOARGS | METH_O)) { |
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4002 PyCFunction meth = PyCFunction_GET_FUNCTION(func); |
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4003 PyObject *self = PyCFunction_GET_SELF(func); |
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4004 if (flags & METH_NOARGS && na == 0) { |
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4005 C_TRACE(x, (*meth)(self,NULL)); |
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4006 } |
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4007 else if (flags & METH_O && na == 1) { |
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4008 PyObject *arg = EXT_POP(*pp_stack); |
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4009 C_TRACE(x, (*meth)(self,arg)); |
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4010 Py_DECREF(arg); |
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4011 } |
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4012 else { |
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4013 err_args(func, flags, na); |
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4014 x = NULL; |
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4015 } |
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4016 } |
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4017 else { |
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4018 PyObject *callargs; |
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4019 callargs = load_args(pp_stack, na); |
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4020 READ_TIMESTAMP(*pintr0); |
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4021 C_TRACE(x, PyCFunction_Call(func,callargs,NULL)); |
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4022 READ_TIMESTAMP(*pintr1); |
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4023 Py_XDECREF(callargs); |
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4024 } |
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4025 } else { |
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4026 if (PyMethod_Check(func) && PyMethod_GET_SELF(func) != NULL) { |
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4027 /* optimize access to bound methods */ |
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4028 PyObject *self = PyMethod_GET_SELF(func); |
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4029 PCALL(PCALL_METHOD); |
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4030 PCALL(PCALL_BOUND_METHOD); |
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4031 Py_INCREF(self); |
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4032 func = PyMethod_GET_FUNCTION(func); |
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4033 Py_INCREF(func); |
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4034 Py_DECREF(*pfunc); |
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4035 *pfunc = self; |
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4036 na++; |
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4037 n++; |
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4038 } else |
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4039 Py_INCREF(func); |
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4040 READ_TIMESTAMP(*pintr0); |
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4041 if (PyFunction_Check(func)) |
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4042 x = fast_function(func, pp_stack, n, na, nk); |
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4043 else |
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4044 x = do_call(func, pp_stack, na, nk); |
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4045 READ_TIMESTAMP(*pintr1); |
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4046 Py_DECREF(func); |
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4047 } |
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4048 |
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4049 /* Clear the stack of the function object. Also removes |
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4050 the arguments in case they weren't consumed already |
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4051 (fast_function() and err_args() leave them on the stack). |
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4052 */ |
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4053 while ((*pp_stack) > pfunc) { |
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4054 w = EXT_POP(*pp_stack); |
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4055 Py_DECREF(w); |
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4056 PCALL(PCALL_POP); |
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4057 } |
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4058 return x; |
|
24868
2306001f6eaa
Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
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4059 } |
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2306001f6eaa
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4060 |
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24870
df2326a4894d
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4061 /* The fast_function() function optimize calls for which no argument |
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4062 tuple is necessary; the objects are passed directly from the stack. |
|
27712
16856c9514e0
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4063 For the simplest case -- a function that takes only positional |
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4064 arguments and is called with only positional arguments -- it |
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4065 inlines the most primitive frame setup code from |
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4066 PyEval_EvalCodeEx(), which vastly reduces the checks that must be |
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4067 done before evaluating the frame. |
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4068 */ |
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4069 |
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38425
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4070 static PyObject * |
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15948
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4071 fast_function(PyObject *func, PyObject ***pp_stack, int n, int na, int nk) |
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4072 { |
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61465
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4073 PyCodeObject *co = (PyCodeObject *)PyFunction_GET_CODE(func); |
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4074 PyObject *globals = PyFunction_GET_GLOBALS(func); |
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4075 PyObject *argdefs = PyFunction_GET_DEFAULTS(func); |
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4076 PyObject **d = NULL; |
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4077 int nd = 0; |
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4078 |
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4079 PCALL(PCALL_FUNCTION); |
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4080 PCALL(PCALL_FAST_FUNCTION); |
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4081 if (argdefs == NULL && co->co_argcount == n && nk==0 && |
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4082 co->co_flags == (CO_OPTIMIZED | CO_NEWLOCALS | CO_NOFREE)) { |
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4083 PyFrameObject *f; |
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4084 PyObject *retval = NULL; |
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4085 PyThreadState *tstate = PyThreadState_GET(); |
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4086 PyObject **fastlocals, **stack; |
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4087 int i; |
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4088 |
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4089 PCALL(PCALL_FASTER_FUNCTION); |
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4090 assert(globals != NULL); |
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4091 /* XXX Perhaps we should create a specialized |
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4092 PyFrame_New() that doesn't take locals, but does |
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4093 take builtins without sanity checking them. |
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4094 */ |
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4095 assert(tstate != NULL); |
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|
4096 f = PyFrame_New(tstate, co, globals, NULL); |
|
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|
4097 if (f == NULL) |
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|
4098 return NULL; |
|
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|
4099 |
|
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|
4100 fastlocals = f->f_localsplus; |
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|
4101 stack = (*pp_stack) - n; |
|
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|
4102 |
|
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|
4103 for (i = 0; i < n; i++) { |
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|
4104 Py_INCREF(*stack); |
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|
4105 fastlocals[i] = *stack++; |
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|
4106 } |
|
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|
4107 retval = PyEval_EvalFrameEx(f,0); |
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|
4108 ++tstate->recursion_depth; |
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|
4109 Py_DECREF(f); |
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|
4110 --tstate->recursion_depth; |
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|
4111 return retval; |
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4112 } |
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4113 if (argdefs != NULL) { |
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|
4114 d = &PyTuple_GET_ITEM(argdefs, 0); |
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4115 nd = Py_SIZE(argdefs); |
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4116 } |
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4117 return PyEval_EvalCodeEx(co, globals, |
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4118 (PyObject *)NULL, (*pp_stack)-n, na, |
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4119 (*pp_stack)-2*nk, nk, d, nd, |
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4120 PyFunction_GET_CLOSURE(func)); |
|
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Jeremy Hylton <jeremy@alum.mit.edu>
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|
4121 } |
|
2481b5fe86d6
Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
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|
4122 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
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diff
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|
4123 static PyObject * |
|
15899
152814f6cd11
This patch makes sure that the function name always appears in the error
Ka-Ping Yee <ping@zesty.ca>
parents:
15830
diff
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|
4124 update_keyword_args(PyObject *orig_kwdict, int nk, PyObject ***pp_stack, |
|
152814f6cd11
This patch makes sure that the function name always appears in the error
Ka-Ping Yee <ping@zesty.ca>
parents:
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|
4125 PyObject *func) |
|
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Jeremy Hylton <jeremy@alum.mit.edu>
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4126 { |
|
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4127 PyObject *kwdict = NULL; |
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4128 if (orig_kwdict == NULL) |
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4129 kwdict = PyDict_New(); |
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4130 else { |
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4131 kwdict = PyDict_Copy(orig_kwdict); |
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|
4132 Py_DECREF(orig_kwdict); |
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4133 } |
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4134 if (kwdict == NULL) |
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4135 return NULL; |
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|
4136 while (--nk >= 0) { |
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|
4137 int err; |
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4138 PyObject *value = EXT_POP(*pp_stack); |
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4139 PyObject *key = EXT_POP(*pp_stack); |
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4140 if (PyDict_GetItem(kwdict, key) != NULL) { |
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|
4141 PyErr_Format(PyExc_TypeError, |
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4142 "%.200s%s got multiple values " |
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|
4143 "for keyword argument '%.200s'", |
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4144 PyEval_GetFuncName(func), |
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4145 PyEval_GetFuncDesc(func), |
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4146 PyString_AsString(key)); |
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4147 Py_DECREF(key); |
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|
4148 Py_DECREF(value); |
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|
4149 Py_DECREF(kwdict); |
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4150 return NULL; |
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4151 } |
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4152 err = PyDict_SetItem(kwdict, key, value); |
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|
4153 Py_DECREF(key); |
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|
4154 Py_DECREF(value); |
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4155 if (err) { |
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4156 Py_DECREF(kwdict); |
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4157 return NULL; |
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4158 } |
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4159 } |
|
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4160 return kwdict; |
|
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
15364
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|
4161 } |
|
2481b5fe86d6
Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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|
4162 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
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|
4163 static PyObject * |
|
15711
2481b5fe86d6
Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
15364
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|
4164 update_star_args(int nstack, int nstar, PyObject *stararg, |
|
61465
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|
4165 PyObject ***pp_stack) |
|
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|
4166 { |
|
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4167 PyObject *callargs, *w; |
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4168 |
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4169 callargs = PyTuple_New(nstack + nstar); |
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|
4170 if (callargs == NULL) { |
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|
4171 return NULL; |
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4172 } |
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|
4173 if (nstar) { |
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|
4174 int i; |
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4175 for (i = 0; i < nstar; i++) { |
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|
4176 PyObject *a = PyTuple_GET_ITEM(stararg, i); |
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|
4177 Py_INCREF(a); |
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4178 PyTuple_SET_ITEM(callargs, nstack + i, a); |
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4179 } |
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4180 } |
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4181 while (--nstack >= 0) { |
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4182 w = EXT_POP(*pp_stack); |
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4183 PyTuple_SET_ITEM(callargs, nstack, w); |
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4184 } |
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4185 return callargs; |
|
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|
4186 } |
|
2481b5fe86d6
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|
4187 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
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|
4188 static PyObject * |
|
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|
4189 load_args(PyObject ***pp_stack, int na) |
|
2481b5fe86d6
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|
4190 { |
|
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4191 PyObject *args = PyTuple_New(na); |
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4192 PyObject *w; |
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4193 |
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4194 if (args == NULL) |
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4195 return NULL; |
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|
4196 while (--na >= 0) { |
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4197 w = EXT_POP(*pp_stack); |
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4198 PyTuple_SET_ITEM(args, na, w); |
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4199 } |
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4200 return args; |
|
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parents:
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|
4201 } |
|
2481b5fe86d6
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Jeremy Hylton <jeremy@alum.mit.edu>
parents:
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|
4202 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
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|
4203 static PyObject * |
|
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diff
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|
4204 do_call(PyObject *func, PyObject ***pp_stack, int na, int nk) |
|
2481b5fe86d6
Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
15364
diff
changeset
|
4205 { |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4206 PyObject *callargs = NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4207 PyObject *kwdict = NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4208 PyObject *result = NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4209 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff
changeset
|
4210 if (nk > 0) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
4211 kwdict = update_keyword_args(NULL, nk, pp_stack, func); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4212 if (kwdict == NULL) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4213 goto call_fail; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
4214 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4215 callargs = load_args(pp_stack, na); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4216 if (callargs == NULL) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4217 goto call_fail; |
|
27712
16856c9514e0
Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
27295
diff
changeset
|
4218 #ifdef CALL_PROFILE |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4219 /* At this point, we have to look at the type of func to |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4220 update the call stats properly. Do it here so as to avoid |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4221 exposing the call stats machinery outside ceval.c |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
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|
4222 */ |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4223 if (PyFunction_Check(func)) |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4224 PCALL(PCALL_FUNCTION); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4225 else if (PyMethod_Check(func)) |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4226 PCALL(PCALL_METHOD); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4227 else if (PyType_Check(func)) |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4228 PCALL(PCALL_TYPE); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4229 else if (PyCFunction_Check(func)) |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
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|
4230 PCALL(PCALL_CFUNCTION); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4231 else |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4232 PCALL(PCALL_OTHER); |
|
27712
16856c9514e0
Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
27295
diff
changeset
|
4233 #endif |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4234 if (PyCFunction_Check(func)) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4235 PyThreadState *tstate = PyThreadState_GET(); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4236 C_TRACE(result, PyCFunction_Call(func, callargs, kwdict)); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4237 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4238 else |
|
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Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4239 result = PyObject_Call(func, callargs, kwdict); |
|
15711
2481b5fe86d6
Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
15364
diff
changeset
|
4240 call_fail: |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4241 Py_XDECREF(callargs); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4242 Py_XDECREF(kwdict); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4243 return result; |
|
15711
2481b5fe86d6
Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
15364
diff
changeset
|
4244 } |
|
2481b5fe86d6
Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
15364
diff
changeset
|
4245 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
4246 static PyObject * |
|
15711
2481b5fe86d6
Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
15364
diff
changeset
|
4247 ext_do_call(PyObject *func, PyObject ***pp_stack, int flags, int na, int nk) |
|
2481b5fe86d6
Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
15364
diff
changeset
|
4248 { |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4249 int nstar = 0; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4250 PyObject *callargs = NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4251 PyObject *stararg = NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4252 PyObject *kwdict = NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4253 PyObject *result = NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4254 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4255 if (flags & CALL_FLAG_KW) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4256 kwdict = EXT_POP(*pp_stack); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4257 if (!PyDict_Check(kwdict)) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4258 PyObject *d; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4259 d = PyDict_New(); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4260 if (d == NULL) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
4261 goto ext_call_fail; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
4262 if (PyDict_Update(d, kwdict) != 0) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4263 Py_DECREF(d); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4264 /* PyDict_Update raises attribute |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4265 * error (percolated from an attempt |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4266 * to get 'keys' attribute) instead of |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4267 * a type error if its second argument |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
4268 * is not a mapping. |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4269 */ |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4270 if (PyErr_ExceptionMatches(PyExc_AttributeError)) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4271 PyErr_Format(PyExc_TypeError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4272 "%.200s%.200s argument after ** " |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4273 "must be a mapping, not %.200s", |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4274 PyEval_GetFuncName(func), |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4275 PyEval_GetFuncDesc(func), |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
59422
diff
changeset
|
4276 kwdict->ob_type->tp_name); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4277 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
4278 goto ext_call_fail; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
4279 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4280 Py_DECREF(kwdict); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4281 kwdict = d; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4282 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4283 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4284 if (flags & CALL_FLAG_VAR) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4285 stararg = EXT_POP(*pp_stack); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4286 if (!PyTuple_Check(stararg)) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4287 PyObject *t = NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4288 t = PySequence_Tuple(stararg); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4289 if (t == NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff
changeset
|
4290 if (PyErr_ExceptionMatches(PyExc_TypeError)) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4291 PyErr_Format(PyExc_TypeError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4292 "%.200s%.200s argument after * " |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4293 "must be a sequence, not %200s", |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4294 PyEval_GetFuncName(func), |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4295 PyEval_GetFuncDesc(func), |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4296 stararg->ob_type->tp_name); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4297 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4298 goto ext_call_fail; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4299 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4300 Py_DECREF(stararg); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4301 stararg = t; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4302 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff
changeset
|
4303 nstar = PyTuple_GET_SIZE(stararg); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4304 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4305 if (nk > 0) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4306 kwdict = update_keyword_args(kwdict, nk, pp_stack, func); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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changeset
|
4307 if (kwdict == NULL) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4308 goto ext_call_fail; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
59422
diff
changeset
|
4309 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff
changeset
|
4310 callargs = update_star_args(na, nstar, stararg, pp_stack); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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changeset
|
4311 if (callargs == NULL) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4312 goto ext_call_fail; |
|
27712
16856c9514e0
Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
27295
diff
changeset
|
4313 #ifdef CALL_PROFILE |
|
61465
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4314 /* At this point, we have to look at the type of func to |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4315 update the call stats properly. Do it here so as to avoid |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
parents:
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diff
changeset
|
4316 exposing the call stats machinery outside ceval.c |
|
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Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4317 */ |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4318 if (PyFunction_Check(func)) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4319 PCALL(PCALL_FUNCTION); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4320 else if (PyMethod_Check(func)) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4321 PCALL(PCALL_METHOD); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4322 else if (PyType_Check(func)) |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4323 PCALL(PCALL_TYPE); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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|
4324 else if (PyCFunction_Check(func)) |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4325 PCALL(PCALL_CFUNCTION); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4326 else |
|
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Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4327 PCALL(PCALL_OTHER); |
|
27712
16856c9514e0
Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
27295
diff
changeset
|
4328 #endif |
|
61465
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changeset
|
4329 if (PyCFunction_Check(func)) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4330 PyThreadState *tstate = PyThreadState_GET(); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4331 C_TRACE(result, PyCFunction_Call(func, callargs, kwdict)); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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|
4332 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4333 else |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4334 result = PyObject_Call(func, callargs, kwdict); |
| 43408 | 4335 ext_call_fail: |
|
61465
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4336 Py_XDECREF(callargs); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4337 Py_XDECREF(kwdict); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4338 Py_XDECREF(stararg); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4339 return result; |
|
15711
2481b5fe86d6
Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
15364
diff
changeset
|
4340 } |
|
2481b5fe86d6
Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents:
15364
diff
changeset
|
4341 |
|
36882
6a9c7165b17b
Checking in the code for PEP 357.
Guido van Rossum <guido@python.org>
parents:
36877
diff
changeset
|
4342 /* Extract a slice index from a PyInt or PyLong or an object with the |
|
6a9c7165b17b
Checking in the code for PEP 357.
Guido van Rossum <guido@python.org>
parents:
36877
diff
changeset
|
4343 nb_index slot defined, and store in *pi. |
|
6a9c7165b17b
Checking in the code for PEP 357.
Guido van Rossum <guido@python.org>
parents:
36877
diff
changeset
|
4344 Silently reduce values larger than PY_SSIZE_T_MAX to PY_SSIZE_T_MAX, |
|
6a9c7165b17b
Checking in the code for PEP 357.
Guido van Rossum <guido@python.org>
parents:
36877
diff
changeset
|
4345 and silently boost values less than -PY_SSIZE_T_MAX-1 to -PY_SSIZE_T_MAX-1. |
|
36558
d3685f9b7b71
Remove size constraints in SLICE opcodes.
Martin v. Löwis <martin@v.loewis.de>
parents:
36501
diff
changeset
|
4346 Return 0 on error, 1 on success. |
|
21440
30efe46f8e3c
_PyEval_SliceIndex(): Repaired the comments, and added XXX comments
Tim Peters <tim.peters@gmail.com>
parents:
21398
diff
changeset
|
4347 */ |
|
21441
05ad7a69d933
_PyEval_SliceIndex(): explain why a NULL argument is allowed (thanks
Tim Peters <tim.peters@gmail.com>
parents:
21440
diff
changeset
|
4348 /* Note: If v is NULL, return success without storing into *pi. This |
|
05ad7a69d933
_PyEval_SliceIndex(): explain why a NULL argument is allowed (thanks
Tim Peters <tim.peters@gmail.com>
parents:
21440
diff
changeset
|
4349 is because_PyEval_SliceIndex() is called by apply_slice(), which can be |
|
05ad7a69d933
_PyEval_SliceIndex(): explain why a NULL argument is allowed (thanks
Tim Peters <tim.peters@gmail.com>
parents:
21440
diff
changeset
|
4350 called by the SLICE opcode with v and/or w equal to NULL. |
|
21440
30efe46f8e3c
_PyEval_SliceIndex(): Repaired the comments, and added XXX comments
Tim Peters <tim.peters@gmail.com>
parents:
21398
diff
changeset
|
4351 */ |
| 12614 | 4352 int |
|
36501
7fdc639bc5b4
Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents:
36475
diff
changeset
|
4353 _PyEval_SliceIndex(PyObject *v, Py_ssize_t *pi) |
| 69 | 4354 { |
|
61465
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changeset
|
4355 if (v != NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4356 Py_ssize_t x; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4357 if (PyInt_Check(v)) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4358 /* XXX(nnorwitz): I think PyInt_AS_LONG is correct, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4359 however, it looks like it should be AsSsize_t. |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4360 There should be a comment here explaining why. |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4361 */ |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4362 x = PyInt_AS_LONG(v); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4363 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4364 else if (PyIndex_Check(v)) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4365 x = PyNumber_AsSsize_t(v, NULL); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4366 if (x == -1 && PyErr_Occurred()) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4367 return 0; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4368 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4369 else { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4370 PyErr_SetString(PyExc_TypeError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4371 "slice indices must be integers or " |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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changeset
|
4372 "None or have an __index__ method"); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4373 return 0; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4374 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4375 *pi = x; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4376 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4377 return 1; |
| 69 | 4378 } |
| 4379 | |
|
36882
6a9c7165b17b
Checking in the code for PEP 357.
Guido van Rossum <guido@python.org>
parents:
36877
diff
changeset
|
4380 #undef ISINDEX |
|
39463
6cafdc81cfde
Patch #1538606, Patch to fix __index__() clipping.
Neal Norwitz <nnorwitz@gmail.com>
parents:
39455
diff
changeset
|
4381 #define ISINDEX(x) ((x) == NULL || \ |
|
61465
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changeset
|
4382 PyInt_Check(x) || PyLong_Check(x) || PyIndex_Check(x)) |
| 19369 | 4383 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
4384 static PyObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13620
diff
changeset
|
4385 apply_slice(PyObject *u, PyObject *v, PyObject *w) /* return u[v:w] */ |
| 69 | 4386 { |
|
61465
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4387 PyTypeObject *tp = u->ob_type; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4388 PySequenceMethods *sq = tp->tp_as_sequence; |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4389 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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parents:
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diff
changeset
|
4390 if (sq && sq->sq_slice && ISINDEX(v) && ISINDEX(w)) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4391 Py_ssize_t ilow = 0, ihigh = PY_SSIZE_T_MAX; |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4392 if (!_PyEval_SliceIndex(v, &ilow)) |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4393 return NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff
changeset
|
4394 if (!_PyEval_SliceIndex(w, &ihigh)) |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff
changeset
|
4395 return NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4396 return PySequence_GetSlice(u, ilow, ihigh); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4397 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4398 else { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4399 PyObject *slice = PySlice_New(v, w, NULL); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4400 if (slice != NULL) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4401 PyObject *res = PyObject_GetItem(u, slice); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4402 Py_DECREF(slice); |
|
e38335d4df91
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changeset
|
4403 return res; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4404 } |
|
e38335d4df91
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changeset
|
4405 else |
|
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diff
changeset
|
4406 return NULL; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4407 } |
| 69 | 4408 } |
| 86 | 4409 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
4410 static int |
|
15948
3bc2440427d3
Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents:
15899
diff
changeset
|
4411 assign_slice(PyObject *u, PyObject *v, PyObject *w, PyObject *x) |
|
61465
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changeset
|
4412 /* u[v:w] = x */ |
| 69 | 4413 { |
|
61465
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changeset
|
4414 PyTypeObject *tp = u->ob_type; |
|
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changeset
|
4415 PySequenceMethods *sq = tp->tp_as_sequence; |
|
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|
4416 |
|
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|
4417 if (sq && sq->sq_ass_slice && ISINDEX(v) && ISINDEX(w)) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4418 Py_ssize_t ilow = 0, ihigh = PY_SSIZE_T_MAX; |
|
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|
4419 if (!_PyEval_SliceIndex(v, &ilow)) |
|
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|
4420 return -1; |
|
e38335d4df91
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changeset
|
4421 if (!_PyEval_SliceIndex(w, &ihigh)) |
|
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|
4422 return -1; |
|
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changeset
|
4423 if (x == NULL) |
|
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|
4424 return PySequence_DelSlice(u, ilow, ihigh); |
|
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|
4425 else |
|
e38335d4df91
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diff
changeset
|
4426 return PySequence_SetSlice(u, ilow, ihigh, x); |
|
e38335d4df91
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|
4427 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4428 else { |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4429 PyObject *slice = PySlice_New(v, w, NULL); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4430 if (slice != NULL) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4431 int res; |
|
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|
4432 if (x != NULL) |
|
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|
4433 res = PyObject_SetItem(u, slice, x); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4434 else |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4435 res = PyObject_DelItem(u, slice); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4436 Py_DECREF(slice); |
|
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|
4437 return res; |
|
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|
4438 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4439 else |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4440 return -1; |
|
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|
4441 } |
| 69 | 4442 } |
| 4443 | |
|
45818
ff0ab7b28f49
- Issue #2371: Add a Py3k warning when catching an exception that
Guido van Rossum <guido@python.org>
parents:
45703
diff
changeset
|
4444 #define Py3kExceptionClass_Check(x) \ |
|
ff0ab7b28f49
- Issue #2371: Add a Py3k warning when catching an exception that
Guido van Rossum <guido@python.org>
parents:
45703
diff
changeset
|
4445 (PyType_Check((x)) && \ |
|
ff0ab7b28f49
- Issue #2371: Add a Py3k warning when catching an exception that
Guido van Rossum <guido@python.org>
parents:
45703
diff
changeset
|
4446 PyType_FastSubclass((PyTypeObject*)(x), Py_TPFLAGS_BASE_EXC_SUBCLASS)) |
|
ff0ab7b28f49
- Issue #2371: Add a Py3k warning when catching an exception that
Guido van Rossum <guido@python.org>
parents:
45703
diff
changeset
|
4447 |
|
ff0ab7b28f49
- Issue #2371: Add a Py3k warning when catching an exception that
Guido van Rossum <guido@python.org>
parents:
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diff
changeset
|
4448 #define CANNOT_CATCH_MSG "catching classes that don't inherit from " \ |
|
61465
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|
4449 "BaseException is not allowed in 3.x" |
|
45818
ff0ab7b28f49
- Issue #2371: Add a Py3k warning when catching an exception that
Guido van Rossum <guido@python.org>
parents:
45703
diff
changeset
|
4450 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
4451 static PyObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13620
diff
changeset
|
4452 cmp_outcome(int op, register PyObject *v, register PyObject *w) |
| 69 | 4453 { |
|
61465
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|
4454 int res = 0; |
|
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|
4455 switch (op) { |
|
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|
4456 case PyCmp_IS: |
|
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4457 res = (v == w); |
|
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|
4458 break; |
|
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|
4459 case PyCmp_IS_NOT: |
|
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|
4460 res = (v != w); |
|
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|
4461 break; |
|
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|
4462 case PyCmp_IN: |
|
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|
4463 res = PySequence_Contains(w, v); |
|
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|
4464 if (res < 0) |
|
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|
4465 return NULL; |
|
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|
4466 break; |
|
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|
4467 case PyCmp_NOT_IN: |
|
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|
4468 res = PySequence_Contains(w, v); |
|
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|
4469 if (res < 0) |
|
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|
4470 return NULL; |
|
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|
4471 res = !res; |
|
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|
4472 break; |
|
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|
4473 case PyCmp_EXC_MATCH: |
|
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|
4474 if (PyTuple_Check(w)) { |
|
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|
4475 Py_ssize_t i, length; |
|
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|
4476 length = PyTuple_Size(w); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4477 for (i = 0; i < length; i += 1) { |
|
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|
4478 PyObject *exc = PyTuple_GET_ITEM(w, i); |
|
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|
4479 if (PyString_Check(exc)) { |
|
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|
4480 int ret_val; |
|
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|
4481 ret_val = PyErr_WarnEx( |
|
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|
4482 PyExc_DeprecationWarning, |
|
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|
4483 "catching of string " |
|
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|
4484 "exceptions is deprecated", 1); |
|
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|
4485 if (ret_val < 0) |
|
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|
4486 return NULL; |
|
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|
4487 } |
|
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|
4488 else if (Py_Py3kWarningFlag && |
|
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|
4489 !PyTuple_Check(exc) && |
|
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|
4490 !Py3kExceptionClass_Check(exc)) |
|
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|
4491 { |
|
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|
4492 int ret_val; |
|
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|
4493 ret_val = PyErr_WarnEx( |
|
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|
4494 PyExc_DeprecationWarning, |
|
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|
4495 CANNOT_CATCH_MSG, 1); |
|
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|
4496 if (ret_val < 0) |
|
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|
4497 return NULL; |
|
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|
4498 } |
|
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|
4499 } |
|
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|
4500 } |
|
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|
4501 else { |
|
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|
4502 if (PyString_Check(w)) { |
|
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|
4503 int ret_val; |
|
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|
4504 ret_val = PyErr_WarnEx( |
|
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|
4505 PyExc_DeprecationWarning, |
|
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|
4506 "catching of string " |
|
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|
4507 "exceptions is deprecated", 1); |
|
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|
4508 if (ret_val < 0) |
|
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|
4509 return NULL; |
|
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|
4510 } |
|
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|
4511 else if (Py_Py3kWarningFlag && |
|
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|
4512 !PyTuple_Check(w) && |
|
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|
4513 !Py3kExceptionClass_Check(w)) |
|
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|
4514 { |
|
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|
4515 int ret_val; |
|
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|
4516 ret_val = PyErr_WarnEx( |
|
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|
4517 PyExc_DeprecationWarning, |
|
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|
4518 CANNOT_CATCH_MSG, 1); |
|
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|
4519 if (ret_val < 0) |
|
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|
4520 return NULL; |
|
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|
4521 } |
|
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|
4522 } |
|
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|
4523 res = PyErr_GivenExceptionMatches(v, w); |
|
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|
4524 break; |
|
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|
4525 default: |
|
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|
4526 return PyObject_RichCompare(v, w, op); |
|
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4527 } |
|
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|
4528 v = res ? Py_True : Py_False; |
|
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|
4529 Py_INCREF(v); |
|
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|
4530 return v; |
| 69 | 4531 } |
| 4532 | |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
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diff
changeset
|
4533 static PyObject * |
|
14038
18385172fac0
Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents:
13930
diff
changeset
|
4534 import_from(PyObject *v, PyObject *name) |
|
72
5e8a0b40a4bd
Free parse tree after compiling.
Guido van Rossum <guido@python.org>
parents:
69
diff
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|
4535 { |
|
61465
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|
4536 PyObject *x; |
|
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4537 |
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|
4538 x = PyObject_GetAttr(v, name); |
|
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4539 if (x == NULL && PyErr_ExceptionMatches(PyExc_AttributeError)) { |
|
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|
4540 PyErr_Format(PyExc_ImportError, |
|
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4541 "cannot import name %.230s", |
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4542 PyString_AsString(name)); |
|
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4543 } |
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|
4544 return x; |
|
14038
18385172fac0
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Thomas Wouters <thomas@python.org>
parents:
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|
4545 } |
|
15948
3bc2440427d3
Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents:
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|
4546 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
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|
4547 static int |
|
14038
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Thomas Wouters <thomas@python.org>
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|
4548 import_all_from(PyObject *locals, PyObject *v) |
|
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4549 { |
|
61465
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4550 PyObject *all = PyObject_GetAttrString(v, "__all__"); |
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4551 PyObject *dict, *name, *value; |
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4552 int skip_leading_underscores = 0; |
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4553 int pos, err; |
|
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4554 |
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4555 if (all == NULL) { |
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4556 if (!PyErr_ExceptionMatches(PyExc_AttributeError)) |
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4557 return -1; /* Unexpected error */ |
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4558 PyErr_Clear(); |
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4559 dict = PyObject_GetAttrString(v, "__dict__"); |
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4560 if (dict == NULL) { |
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4561 if (!PyErr_ExceptionMatches(PyExc_AttributeError)) |
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4562 return -1; |
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4563 PyErr_SetString(PyExc_ImportError, |
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4564 "from-import-* object has no __dict__ and no __all__"); |
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4565 return -1; |
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4566 } |
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4567 all = PyMapping_Keys(dict); |
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4568 Py_DECREF(dict); |
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4569 if (all == NULL) |
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4570 return -1; |
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4571 skip_leading_underscores = 1; |
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4572 } |
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4573 |
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4574 for (pos = 0, err = 0; ; pos++) { |
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4575 name = PySequence_GetItem(all, pos); |
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4576 if (name == NULL) { |
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4577 if (!PyErr_ExceptionMatches(PyExc_IndexError)) |
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4578 err = -1; |
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4579 else |
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4580 PyErr_Clear(); |
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4581 break; |
|
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4582 } |
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4583 if (skip_leading_underscores && |
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4584 PyString_Check(name) && |
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4585 PyString_AS_STRING(name)[0] == '_') |
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4586 { |
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4587 Py_DECREF(name); |
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4588 continue; |
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4589 } |
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4590 value = PyObject_GetAttr(v, name); |
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4591 if (value == NULL) |
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4592 err = -1; |
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4593 else if (PyDict_CheckExact(locals)) |
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4594 err = PyDict_SetItem(locals, name, value); |
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4595 else |
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4596 err = PyObject_SetItem(locals, name, value); |
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4597 Py_DECREF(name); |
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4598 Py_XDECREF(value); |
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4599 if (err != 0) |
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4600 break; |
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4601 } |
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4602 Py_DECREF(all); |
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4603 return err; |
|
72
5e8a0b40a4bd
Free parse tree after compiling.
Guido van Rossum <guido@python.org>
parents:
69
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4604 } |
|
5e8a0b40a4bd
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Guido van Rossum <guido@python.org>
parents:
69
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|
4605 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
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|
4606 static PyObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
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13620
diff
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|
4607 build_class(PyObject *methods, PyObject *bases, PyObject *name) |
|
72
5e8a0b40a4bd
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Guido van Rossum <guido@python.org>
parents:
69
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4608 { |
|
61465
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4609 PyObject *metaclass = NULL, *result, *base; |
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4610 |
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4611 if (PyDict_Check(methods)) |
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4612 metaclass = PyDict_GetItemString(methods, "__metaclass__"); |
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4613 if (metaclass != NULL) |
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4614 Py_INCREF(metaclass); |
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4615 else if (PyTuple_Check(bases) && PyTuple_GET_SIZE(bases) > 0) { |
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4616 base = PyTuple_GET_ITEM(bases, 0); |
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4617 metaclass = PyObject_GetAttrString(base, "__class__"); |
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4618 if (metaclass == NULL) { |
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4619 PyErr_Clear(); |
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4620 metaclass = (PyObject *)base->ob_type; |
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4621 Py_INCREF(metaclass); |
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4622 } |
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4623 } |
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4624 else { |
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4625 PyObject *g = PyEval_GetGlobals(); |
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4626 if (g != NULL && PyDict_Check(g)) |
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4627 metaclass = PyDict_GetItemString(g, "__metaclass__"); |
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4628 if (metaclass == NULL) |
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4629 metaclass = (PyObject *) &PyClass_Type; |
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4630 Py_INCREF(metaclass); |
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4631 } |
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4632 result = PyObject_CallFunctionObjArgs(metaclass, name, bases, methods, |
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4633 NULL); |
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4634 Py_DECREF(metaclass); |
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4635 if (result == NULL && PyErr_ExceptionMatches(PyExc_TypeError)) { |
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4636 /* A type error here likely means that the user passed |
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4637 in a base that was not a class (such the random module |
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4638 instead of the random.random type). Help them out with |
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4639 by augmenting the error message with more information.*/ |
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4640 |
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4641 PyObject *ptype, *pvalue, *ptraceback; |
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4642 |
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4643 PyErr_Fetch(&ptype, &pvalue, &ptraceback); |
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4644 if (PyString_Check(pvalue)) { |
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4645 PyObject *newmsg; |
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4646 newmsg = PyString_FromFormat( |
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4647 "Error when calling the metaclass bases\n" |
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4648 " %s", |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4649 PyString_AS_STRING(pvalue)); |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4650 if (newmsg != NULL) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff
changeset
|
4651 Py_DECREF(pvalue); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4652 pvalue = newmsg; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4653 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4654 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4655 PyErr_Restore(ptype, pvalue, ptraceback); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4656 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4657 return result; |
|
1288
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1282
diff
changeset
|
4658 } |
|
9fed5726a36d
Several changes in one:
Guido van Rossum <guido@python.org>
parents:
1282
diff
changeset
|
4659 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
4660 static int |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13620
diff
changeset
|
4661 exec_statement(PyFrameObject *f, PyObject *prog, PyObject *globals, |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4662 PyObject *locals) |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
4663 { |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4664 int n; |
|
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Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4665 PyObject *v; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4666 int plain = 0; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4667 |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4668 if (PyTuple_Check(prog) && globals == Py_None && locals == Py_None && |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4669 ((n = PyTuple_Size(prog)) == 2 || n == 3)) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4670 /* Backward compatibility hack */ |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4671 globals = PyTuple_GetItem(prog, 1); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4672 if (n == 3) |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4673 locals = PyTuple_GetItem(prog, 2); |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4674 prog = PyTuple_GetItem(prog, 0); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4675 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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|
4676 if (globals == Py_None) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4677 globals = PyEval_GetGlobals(); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4678 if (locals == Py_None) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4679 locals = PyEval_GetLocals(); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4680 plain = 1; |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4681 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4682 if (!globals || !locals) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4683 PyErr_SetString(PyExc_SystemError, |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4684 "globals and locals cannot be NULL"); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4685 return -1; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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changeset
|
4686 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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changeset
|
4687 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4688 else if (locals == Py_None) |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4689 locals = globals; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4690 if (!PyString_Check(prog) && |
|
51032
551257c8058a
fix building the core with --disable-unicode
Benjamin Peterson <benjamin@python.org>
parents:
50936
diff
changeset
|
4691 #ifdef Py_USING_UNICODE |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4692 !PyUnicode_Check(prog) && |
|
51032
551257c8058a
fix building the core with --disable-unicode
Benjamin Peterson <benjamin@python.org>
parents:
50936
diff
changeset
|
4693 #endif |
|
61465
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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|
4694 !PyCode_Check(prog) && |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4695 !PyFile_Check(prog)) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4696 PyErr_SetString(PyExc_TypeError, |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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|
4697 "exec: arg 1 must be a string, file, or code object"); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4698 return -1; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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diff
changeset
|
4699 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4700 if (!PyDict_Check(globals)) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4701 PyErr_SetString(PyExc_TypeError, |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4702 "exec: arg 2 must be a dictionary or None"); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4703 return -1; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4704 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4705 if (!PyMapping_Check(locals)) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4706 PyErr_SetString(PyExc_TypeError, |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4707 "exec: arg 3 must be a mapping or None"); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4708 return -1; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4709 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4710 if (PyDict_GetItemString(globals, "__builtins__") == NULL) |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4711 PyDict_SetItemString(globals, "__builtins__", f->f_builtins); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4712 if (PyCode_Check(prog)) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4713 if (PyCode_GetNumFree((PyCodeObject *)prog) > 0) { |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4714 PyErr_SetString(PyExc_TypeError, |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4715 "code object passed to exec may not contain free variables"); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4716 return -1; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
Antoine Pitrou <solipsis@pitrou.net>
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changeset
|
4717 } |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4718 v = PyEval_EvalCode((PyCodeObject *) prog, globals, locals); |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4719 } |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4720 else if (PyFile_Check(prog)) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4721 FILE *fp = PyFile_AsFile(prog); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4722 char *name = PyString_AsString(PyFile_Name(prog)); |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4723 PyCompilerFlags cf; |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4724 if (name == NULL) |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4725 return -1; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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diff
changeset
|
4726 cf.cf_flags = 0; |
|
e38335d4df91
Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4727 if (PyEval_MergeCompilerFlags(&cf)) |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4728 v = PyRun_FileFlags(fp, name, Py_file_input, globals, |
|
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Recorded merge of revisions 81029 via svnmerge from
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changeset
|
4729 locals, &cf); |
|
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|
4730 else |
|
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changeset
|
4731 v = PyRun_File(fp, name, Py_file_input, globals, |
|
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|
4732 locals); |
|
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|
4733 } |
|
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|
4734 else { |
|
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|
4735 PyObject *tmp = NULL; |
|
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|
4736 char *str; |
|
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|
4737 PyCompilerFlags cf; |
|
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changeset
|
4738 cf.cf_flags = 0; |
|
27781
cc01fb654ce3
patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents:
27712
diff
changeset
|
4739 #ifdef Py_USING_UNICODE |
|
61465
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|
4740 if (PyUnicode_Check(prog)) { |
|
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|
4741 tmp = PyUnicode_AsUTF8String(prog); |
|
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|
4742 if (tmp == NULL) |
|
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|
4743 return -1; |
|
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|
4744 prog = tmp; |
|
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|
4745 cf.cf_flags |= PyCF_SOURCE_IS_UTF8; |
|
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|
4746 } |
|
27781
cc01fb654ce3
patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents:
27712
diff
changeset
|
4747 #endif |
|
61465
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|
4748 if (PyString_AsStringAndSize(prog, &str, NULL)) |
|
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|
4749 return -1; |
|
e38335d4df91
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changeset
|
4750 if (PyEval_MergeCompilerFlags(&cf)) |
|
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|
4751 v = PyRun_StringFlags(str, Py_file_input, globals, |
|
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|
4752 locals, &cf); |
|
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|
4753 else |
|
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|
4754 v = PyRun_String(str, Py_file_input, globals, locals); |
|
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|
4755 Py_XDECREF(tmp); |
|
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|
4756 } |
|
e38335d4df91
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changeset
|
4757 if (plain) |
|
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|
4758 PyFrame_LocalsToFast(f, 0); |
|
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|
4759 if (v == NULL) |
|
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|
4760 return -1; |
|
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|
4761 Py_DECREF(v); |
|
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|
4762 return 0; |
|
1354
fccd415e2eb8
* bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents:
1319
diff
changeset
|
4763 } |
|
2338
4c2f1452125d
call __import__() with 4 args instead of 1
Guido van Rossum <guido@python.org>
parents:
2310
diff
changeset
|
4764 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
4765 static void |
|
14268
cd8b815cb196
Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents:
14238
diff
changeset
|
4766 format_exc_check_arg(PyObject *exc, char *format_str, PyObject *obj) |
|
cd8b815cb196
Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents:
14238
diff
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|
4767 { |
|
61465
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|
4768 char *obj_str; |
|
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|
4769 |
|
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|
4770 if (!obj) |
|
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|
4771 return; |
|
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|
4772 |
|
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|
4773 obj_str = PyString_AsString(obj); |
|
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|
4774 if (!obj_str) |
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|
4775 return; |
|
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|
4776 |
|
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|
4777 PyErr_Format(exc, format_str, obj_str); |
|
14268
cd8b815cb196
Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents:
14238
diff
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|
4778 } |
|
5049
946b2b2a7622
Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents:
5048
diff
changeset
|
4779 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
4780 static PyObject * |
|
32974
fb6ffd290cfb
SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents:
32900
diff
changeset
|
4781 string_concatenate(PyObject *v, PyObject *w, |
|
61465
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|
4782 PyFrameObject *f, unsigned char *next_instr) |
|
32974
fb6ffd290cfb
SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents:
32900
diff
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|
4783 { |
|
61465
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|
4784 /* This function implements 'variable += expr' when both arguments |
|
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|
4785 are strings. */ |
|
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|
4786 Py_ssize_t v_len = PyString_GET_SIZE(v); |
|
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|
4787 Py_ssize_t w_len = PyString_GET_SIZE(w); |
|
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|
4788 Py_ssize_t new_len = v_len + w_len; |
|
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|
4789 if (new_len < 0) { |
|
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|
4790 PyErr_SetString(PyExc_OverflowError, |
|
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|
4791 "strings are too large to concat"); |
|
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|
4792 return NULL; |
|
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|
4793 } |
|
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|
4794 |
|
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|
4795 if (v->ob_refcnt == 2) { |
|
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changeset
|
4796 /* In the common case, there are 2 references to the value |
|
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|
4797 * stored in 'variable' when the += is performed: one on the |
|
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|
4798 * value stack (in 'v') and one still stored in the |
|
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|
4799 * 'variable'. We try to delete the variable now to reduce |
|
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|
4800 * the refcnt to 1. |
|
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|
4801 */ |
|
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|
4802 switch (*next_instr) { |
|
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|
4803 case STORE_FAST: |
|
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|
4804 { |
|
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|
4805 int oparg = PEEKARG(); |
|
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|
4806 PyObject **fastlocals = f->f_localsplus; |
|
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|
4807 if (GETLOCAL(oparg) == v) |
|
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|
4808 SETLOCAL(oparg, NULL); |
|
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|
4809 break; |
|
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|
4810 } |
|
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|
4811 case STORE_DEREF: |
|
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|
4812 { |
|
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|
4813 PyObject **freevars = (f->f_localsplus + |
|
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|
4814 f->f_code->co_nlocals); |
|
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|
4815 PyObject *c = freevars[PEEKARG()]; |
|
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|
4816 if (PyCell_GET(c) == v) |
|
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|
4817 PyCell_Set(c, NULL); |
|
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|
4818 break; |
|
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|
4819 } |
|
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|
4820 case STORE_NAME: |
|
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|
4821 { |
|
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|
4822 PyObject *names = f->f_code->co_names; |
|
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|
4823 PyObject *name = GETITEM(names, PEEKARG()); |
|
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|
4824 PyObject *locals = f->f_locals; |
|
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|
4825 if (PyDict_CheckExact(locals) && |
|
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changeset
|
4826 PyDict_GetItem(locals, name) == v) { |
|
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Recorded merge of revisions 81029 via svnmerge from
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|
4827 if (PyDict_DelItem(locals, name) != 0) { |
|
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|
4828 PyErr_Clear(); |
|
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|
4829 } |
|
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|
4830 } |
|
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|
4831 break; |
|
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|
4832 } |
|
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4833 } |
|
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|
4834 } |
|
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|
4835 |
|
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|
4836 if (v->ob_refcnt == 1 && !PyString_CHECK_INTERNED(v)) { |
|
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|
4837 /* Now we own the last reference to 'v', so we can resize it |
|
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|
4838 * in-place. |
|
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|
4839 */ |
|
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4840 if (_PyString_Resize(&v, new_len) != 0) { |
|
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|
4841 /* XXX if _PyString_Resize() fails, 'v' has been |
|
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|
4842 * deallocated so it cannot be put back into |
|
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|
4843 * 'variable'. The MemoryError is raised when there |
|
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|
4844 * is no value in 'variable', which might (very |
|
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|
4845 * remotely) be a cause of incompatibilities. |
|
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|
4846 */ |
|
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|
4847 return NULL; |
|
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|
4848 } |
|
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|
4849 /* copy 'w' into the newly allocated area of 'v' */ |
|
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|
4850 memcpy(PyString_AS_STRING(v) + v_len, |
|
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|
4851 PyString_AS_STRING(w), w_len); |
|
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4852 return v; |
|
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4853 } |
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4854 else { |
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|
4855 /* When in-place resizing is not an option. */ |
|
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|
4856 PyString_Concat(&v, w); |
|
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|
4857 return v; |
|
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|
4858 } |
|
32974
fb6ffd290cfb
SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents:
32900
diff
changeset
|
4859 } |
|
fb6ffd290cfb
SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents:
32900
diff
changeset
|
4860 |
|
5049
946b2b2a7622
Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents:
5048
diff
changeset
|
4861 #ifdef DYNAMIC_EXECUTION_PROFILE |
|
946b2b2a7622
Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents:
5048
diff
changeset
|
4862 |
|
38425
ca657e0bd09c
needforspeed: backed out the Py_LOCAL-isation of ceval; the massive in-
Fredrik Lundh <fredrik@pythonware.com>
parents:
38418
diff
changeset
|
4863 static PyObject * |
|
13658
f79434ee41fa
Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents:
13620
diff
changeset
|
4864 getarray(long a[256]) |
|
5049
946b2b2a7622
Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents:
5048
diff
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|
4865 { |
|
61465
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4866 int i; |
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4867 PyObject *l = PyList_New(256); |
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4868 if (l == NULL) return NULL; |
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4869 for (i = 0; i < 256; i++) { |
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4870 PyObject *x = PyInt_FromLong(a[i]); |
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4871 if (x == NULL) { |
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4872 Py_DECREF(l); |
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4873 return NULL; |
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4874 } |
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4875 PyList_SetItem(l, i, x); |
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4876 } |
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4877 for (i = 0; i < 256; i++) |
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4878 a[i] = 0; |
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4879 return l; |
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Guido van Rossum <guido@python.org>
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4880 } |
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4881 |
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4882 PyObject * |
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Thomas Wouters <thomas@python.org>
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4883 _Py_GetDXProfile(PyObject *self, PyObject *args) |
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4884 { |
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4885 #ifndef DXPAIRS |
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61465
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4886 return getarray(dxp); |
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4887 #else |
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4888 int i; |
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4889 PyObject *l = PyList_New(257); |
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4890 if (l == NULL) return NULL; |
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4891 for (i = 0; i < 257; i++) { |
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4892 PyObject *x = getarray(dxpairs[i]); |
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4893 if (x == NULL) { |
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4894 Py_DECREF(l); |
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4895 return NULL; |
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4896 } |
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4897 PyList_SetItem(l, i, x); |
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4898 } |
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4899 return l; |
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Guido van Rossum <guido@python.org>
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4900 #endif |
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4901 } |
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4902 |
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4903 #endif |