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merge error: test.test_support is now test.support
author Amaury Forgeot d'Arc <amauryfa@gmail.com>
date Thu, 19 Jun 2008 22:03:50 +0000
parents ee2823e1f23b
children aca5b2e6a66f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1
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2 /* Execute compiled code */
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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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8
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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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11
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12 #include "Python.h"
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13
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14 #include "code.h"
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15 #include "frameobject.h"
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16 #include "eval.h"
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17 #include "opcode.h"
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18 #include "structmember.h"
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19
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20 #include <ctype.h>
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21
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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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30 #if defined(__ppc__) /* <- Don't know if this is the correct symbol; this
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31 section should work for GCC on any PowerPC
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32 platform, irrespective of OS.
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33 POWER? Who knows :-) */
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34
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35 #define READ_TIMESTAMP(var) ppc_getcounter(&var)
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36
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37 static void
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38 ppc_getcounter(uint64 *v)
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39 {
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40 register unsigned long tbu, tb, tbu2;
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41
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42 loop:
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43 asm volatile ("mftbu %0" : "=r" (tbu) );
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44 asm volatile ("mftb %0" : "=r" (tb) );
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45 asm volatile ("mftbu %0" : "=r" (tbu2));
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46 if (__builtin_expect(tbu != tbu2, 0)) goto loop;
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47
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48 /* The slightly peculiar way of writing the next lines is
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49 compiled better by GCC than any other way I tried. */
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50 ((long*)(v))[0] = tbu;
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51 ((long*)(v))[1] = tb;
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52 }
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53
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54 #else /* this is for linux/x86 (and probably any other GCC/x86 combo) */
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55
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56 #define READ_TIMESTAMP(val) \
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57 __asm__ __volatile__("rdtsc" : "=A" (val))
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58
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59 #endif
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60
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61 void dump_tsc(int opcode, int ticked, uint64 inst0, uint64 inst1,
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62 uint64 loop0, uint64 loop1, uint64 intr0, uint64 intr1)
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63 {
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64 uint64 intr, inst, loop;
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65 PyThreadState *tstate = PyThreadState_Get();
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66 if (!tstate->interp->tscdump)
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67 return;
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68 intr = intr1 - intr0;
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69 inst = inst1 - inst0 - intr;
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70 loop = loop1 - loop0 - intr;
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71 fprintf(stderr, "opcode=%03d t=%d inst=%06lld loop=%06lld\n",
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72 opcode, ticked, inst, loop);
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73 }
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74
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75 #endif
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76
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77 /* Turn this on if your compiler chokes on the big switch: */
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78 /* #define CASE_TOO_BIG 1 */
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79
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80 #ifdef Py_DEBUG
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81 /* For debugging the interpreter: */
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82 #define LLTRACE 1 /* Low-level trace feature */
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83 #define CHECKEXC 1 /* Double-check exception checking */
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84 #endif
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85
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86 typedef PyObject *(*callproc)(PyObject *, PyObject *, PyObject *);
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87
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88 /* Forward declarations */
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89 #ifdef WITH_TSC
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90 static PyObject * call_function(PyObject ***, int, uint64*, uint64*);
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91 #else
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92 static PyObject * call_function(PyObject ***, int);
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93 #endif
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94 static PyObject * fast_function(PyObject *, PyObject ***, int, int, int);
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95 static PyObject * do_call(PyObject *, PyObject ***, int, int);
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96 static PyObject * ext_do_call(PyObject *, PyObject ***, int, int, int);
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97 static PyObject * update_keyword_args(PyObject *, int, PyObject ***,
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98 PyObject *);
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99 static PyObject * update_star_args(int, int, PyObject *, PyObject ***);
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100 static PyObject * load_args(PyObject ***, int);
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101 #define CALL_FLAG_VAR 1
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102 #define CALL_FLAG_KW 2
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103
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104 #ifdef LLTRACE
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105 static int lltrace;
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106 static int prtrace(PyObject *, char *);
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107 #endif
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108 static int call_trace(Py_tracefunc, PyObject *, PyFrameObject *,
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109 int, PyObject *);
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110 static int call_trace_protected(Py_tracefunc, PyObject *,
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111 PyFrameObject *, int, PyObject *);
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112 static void call_exc_trace(Py_tracefunc, PyObject *, PyFrameObject *);
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113 static int maybe_call_line_trace(Py_tracefunc, PyObject *,
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114 PyFrameObject *, int *, int *, int *);
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115
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116 static PyObject * cmp_outcome(int, PyObject *, PyObject *);
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117 static PyObject * import_from(PyObject *, PyObject *);
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118 static int import_all_from(PyObject *, PyObject *);
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119 static void format_exc_check_arg(PyObject *, const char *, PyObject *);
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120 static PyObject * unicode_concatenate(PyObject *, PyObject *,
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121 PyFrameObject *, unsigned char *);
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122
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123 #define NAME_ERROR_MSG \
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124 "name '%.200s' is not defined"
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125 #define GLOBAL_NAME_ERROR_MSG \
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126 "global name '%.200s' is not defined"
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127 #define UNBOUNDLOCAL_ERROR_MSG \
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128 "local variable '%.200s' referenced before assignment"
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129 #define UNBOUNDFREE_ERROR_MSG \
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130 "free variable '%.200s' referenced before assignment" \
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131 " in enclosing scope"
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132
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133 /* Dynamic execution profile */
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134 #ifdef DYNAMIC_EXECUTION_PROFILE
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135 #ifdef DXPAIRS
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136 static long dxpairs[257][256];
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137 #define dxp dxpairs[256]
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138 #else
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139 static long dxp[256];
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140 #endif
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141 #endif
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142
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143 /* Function call profile */
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144 #ifdef CALL_PROFILE
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145 #define PCALL_NUM 11
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146 static int pcall[PCALL_NUM];
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147
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148 #define PCALL_ALL 0
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149 #define PCALL_FUNCTION 1
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150 #define PCALL_FAST_FUNCTION 2
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151 #define PCALL_FASTER_FUNCTION 3
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152 #define PCALL_METHOD 4
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153 #define PCALL_BOUND_METHOD 5
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154 #define PCALL_CFUNCTION 6
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155 #define PCALL_TYPE 7
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156 #define PCALL_GENERATOR 8
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157 #define PCALL_OTHER 9
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158 #define PCALL_POP 10
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159
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160 /* Notes about the statistics
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161
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162 PCALL_FAST stats
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163
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164 FAST_FUNCTION means no argument tuple needs to be created.
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165 FASTER_FUNCTION means that the fast-path frame setup code is used.
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166
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167 If there is a method call where the call can be optimized by changing
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168 the argument tuple and calling the function directly, it gets recorded
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169 twice.
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170
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171 As a result, the relationship among the statistics appears to be
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172 PCALL_ALL == PCALL_FUNCTION + PCALL_METHOD - PCALL_BOUND_METHOD +
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173 PCALL_CFUNCTION + PCALL_TYPE + PCALL_GENERATOR + PCALL_OTHER
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174 PCALL_FUNCTION > PCALL_FAST_FUNCTION > PCALL_FASTER_FUNCTION
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175 PCALL_METHOD > PCALL_BOUND_METHOD
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176 */
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177
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178 #define PCALL(POS) pcall[POS]++
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179
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180 PyObject *
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181 PyEval_GetCallStats(PyObject *self)
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182 {
40450
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183 return Py_BuildValue("iiiiiiiiiii",
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184 pcall[0], pcall[1], pcall[2], pcall[3],
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185 pcall[4], pcall[5], pcall[6], pcall[7],
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186 pcall[8], pcall[9], pcall[10]);
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187 }
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188 #else
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189 #define PCALL(O)
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190
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191 PyObject *
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192 PyEval_GetCallStats(PyObject *self)
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193 {
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194 Py_INCREF(Py_None);
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195 return Py_None;
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196 }
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197 #endif
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198
18148
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
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199
1846
5243fb187d36 call_object: print message before abort()
Guido van Rossum <guido@python.org>
parents: 1425
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200 #ifdef WITH_THREAD
923
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201
39442
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Thomas Wouters <thomas@python.org>
parents: 39222
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202 #ifdef HAVE_ERRNO_H
923
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203 #include <errno.h>
10530
d834ecdf8c26 Changes by Mark Hammond for Windows CE. Mostly of the form
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parents: 10363
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204 #endif
9203
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205 #include "pythread.h"
926
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206
29643
fa97293533a9 Add PyThreadState_SetAsyncExc(long, PyObject *).
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207 static PyThread_type_lock interpreter_lock = 0; /* This is the GIL */
1887
e7c6a18381d9 * Python/ceval.c (eval_code): added registry of pending functions
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208 static long main_thread = 0;
923
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209
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Tim Peters <tim.peters@gmail.com>
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diff changeset
210 int
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211 PyEval_ThreadsInitialized(void)
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212 {
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213 return interpreter_lock != 0;
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Tim Peters <tim.peters@gmail.com>
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214 }
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parents: 33501
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215
923
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216 void
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217 PyEval_InitThreads(void)
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218 {
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219 if (interpreter_lock)
1179
9ae65ee09735 Various changes.
Sjoerd Mullender <sjoerd@acm.org>
parents: 1132
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220 return;
9679
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221 interpreter_lock = PyThread_allocate_lock();
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222 PyThread_acquire_lock(interpreter_lock, 1);
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223 main_thread = PyThread_get_thread_ident();
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diff changeset
224 }
c156d4960c2b * Makefile: cosmetics
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parents: 923
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225
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226 void
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227 PyEval_AcquireLock(void)
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228 {
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229 PyThread_acquire_lock(interpreter_lock, 1);
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230 }
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231
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
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232 void
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233 PyEval_ReleaseLock(void)
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234 {
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235 PyThread_release_lock(interpreter_lock);
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236 }
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237
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238 void
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239 PyEval_AcquireThread(PyThreadState *tstate)
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240 {
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diff changeset
241 if (tstate == NULL)
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242 Py_FatalError("PyEval_AcquireThread: NULL new thread state");
28694
a4154dd5939a New PyGILState_ API - implements pep 311, from patch 684256.
Mark Hammond <mhammond@skippinet.com.au>
parents: 28556
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243 /* Check someone has called PyEval_InitThreads() to create the lock */
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parents: 28556
diff changeset
244 assert(interpreter_lock);
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245 PyThread_acquire_lock(interpreter_lock, 1);
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246 if (PyThreadState_Swap(tstate) != NULL)
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247 Py_FatalError(
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248 "PyEval_AcquireThread: non-NULL old thread state");
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249 }
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250
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251 void
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252 PyEval_ReleaseThread(PyThreadState *tstate)
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253 {
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parents: 5846
diff changeset
254 if (tstate == NULL)
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diff changeset
255 Py_FatalError("PyEval_ReleaseThread: NULL thread state");
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256 if (PyThreadState_Swap(NULL) != tstate)
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257 Py_FatalError("PyEval_ReleaseThread: wrong thread state");
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diff changeset
258 PyThread_release_lock(interpreter_lock);
5865
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diff changeset
259 }
14225
cbe9590d2344 Charles Waldman's patch to reinitialize the interpreter lock after a
Guido van Rossum <guido@python.org>
parents: 14163
diff changeset
260
cbe9590d2344 Charles Waldman's patch to reinitialize the interpreter lock after a
Guido van Rossum <guido@python.org>
parents: 14163
diff changeset
261 /* This function is called from PyOS_AfterFork to ensure that newly
cbe9590d2344 Charles Waldman's patch to reinitialize the interpreter lock after a
Guido van Rossum <guido@python.org>
parents: 14163
diff changeset
262 created child processes don't hold locks referring to threads which
cbe9590d2344 Charles Waldman's patch to reinitialize the interpreter lock after a
Guido van Rossum <guido@python.org>
parents: 14163
diff changeset
263 are not running in the child process. (This could also be done using
cbe9590d2344 Charles Waldman's patch to reinitialize the interpreter lock after a
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264 pthread_atfork mechanism, at least for the pthreads implementation.) */
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265
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266 void
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267 PyEval_ReInitThreads(void)
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268 {
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269 if (!interpreter_lock)
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270 return;
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271 /*XXX Can't use PyThread_free_lock here because it does too
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272 much error-checking. Doing this cleanly would require
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273 adding a new function to each thread_*.h. Instead, just
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274 create a new lock and waste a little bit of memory */
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275 interpreter_lock = PyThread_allocate_lock();
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276 PyThread_acquire_lock(interpreter_lock, 1);
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277 main_thread = PyThread_get_thread_ident();
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278 }
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279 #endif
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280
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281 /* Functions save_thread and restore_thread are always defined so
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282 dynamically loaded modules needn't be compiled separately for use
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283 with and without threads: */
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284
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285 PyThreadState *
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286 PyEval_SaveThread(void)
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287 {
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288 PyThreadState *tstate = PyThreadState_Swap(NULL);
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289 if (tstate == NULL)
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290 Py_FatalError("PyEval_SaveThread: NULL tstate");
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291 #ifdef WITH_THREAD
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292 if (interpreter_lock)
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293 PyThread_release_lock(interpreter_lock);
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294 #endif
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295 return tstate;
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296 }
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297
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298 void
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299 PyEval_RestoreThread(PyThreadState *tstate)
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300 {
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301 if (tstate == NULL)
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302 Py_FatalError("PyEval_RestoreThread: NULL tstate");
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303 #ifdef WITH_THREAD
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304 if (interpreter_lock) {
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305 int err = errno;
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306 PyThread_acquire_lock(interpreter_lock, 1);
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307 errno = err;
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308 }
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309 #endif
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310 PyThreadState_Swap(tstate);
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311 }
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312
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313
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314 /* Mechanism whereby asynchronously executing callbacks (e.g. UNIX
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315 signal handlers or Mac I/O completion routines) can schedule calls
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316 to a function to be called synchronously.
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317 The synchronous function is called with one void* argument.
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318 It should return 0 for success or -1 for failure -- failure should
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319 be accompanied by an exception.
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320
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321 If registry succeeds, the registry function returns 0; if it fails
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322 (e.g. due to too many pending calls) it returns -1 (without setting
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323 an exception condition).
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324
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325 Note that because registry may occur from within signal handlers,
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326 or other asynchronous events, calling malloc() is unsafe!
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327
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328 #ifdef WITH_THREAD
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329 Any thread can schedule pending calls, but only the main thread
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330 will execute them.
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331 #endif
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332
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333 XXX WARNING! ASYNCHRONOUSLY EXECUTING CODE!
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334 There are two possible race conditions:
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335 (1) nested asynchronous registry calls;
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336 (2) registry calls made while pending calls are being processed.
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337 While (1) is very unlikely, (2) is a real possibility.
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338 The current code is safe against (2), but not against (1).
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339 The safety against (2) is derived from the fact that only one
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340 thread (the main thread) ever takes things out of the queue.
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341
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342 XXX Darn! With the advent of thread state, we should have an array
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343 of pending calls per thread in the thread state! Later...
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344 */
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345
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346 #define NPENDINGCALLS 32
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347 static struct {
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348 int (*func)(void *);
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349 void *arg;
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350 } pendingcalls[NPENDINGCALLS];
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351 static volatile int pendingfirst = 0;
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352 static volatile int pendinglast = 0;
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353 static volatile int things_to_do = 0;
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354
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355 int
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356 Py_AddPendingCall(int (*func)(void *), void *arg)
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357 {
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358 static volatile int busy = 0;
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359 int i, j;
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360 /* XXX Begin critical section */
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361 /* XXX If you want this to be safe against nested
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362 XXX asynchronous calls, you'll have to work harder! */
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363 if (busy)
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364 return -1;
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365 busy = 1;
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366 i = pendinglast;
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367 j = (i + 1) % NPENDINGCALLS;
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368 if (j == pendingfirst) {
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369 busy = 0;
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370 return -1; /* Queue full */
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371 }
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372 pendingcalls[i].func = func;
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373 pendingcalls[i].arg = arg;
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374 pendinglast = j;
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375
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376 _Py_Ticker = 0;
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377 things_to_do = 1; /* Signal main loop */
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378 busy = 0;
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379 /* XXX End critical section */
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380 return 0;
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381 }
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382
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383 int
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384 Py_MakePendingCalls(void)
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385 {
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386 static int busy = 0;
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387 #ifdef WITH_THREAD
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388 if (main_thread && PyThread_get_thread_ident() != main_thread)
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389 return 0;
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390 #endif
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391 if (busy)
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392 return 0;
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393 busy = 1;
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394 things_to_do = 0;
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diff changeset
395 for (;;) {
e7c6a18381d9 * Python/ceval.c (eval_code): added registry of pending functions
Guido van Rossum <guido@python.org>
parents: 1846
diff changeset
396 int i;
13709
4e2aaf1e722a Use 'void' directly instead of the ANY #define, now that all code is ANSI C.
Thomas Wouters <thomas@python.org>
parents: 13658
diff changeset
397 int (*func)(void *);
4e2aaf1e722a Use 'void' directly instead of the ANY #define, now that all code is ANSI C.
Thomas Wouters <thomas@python.org>
parents: 13658
diff changeset
398 void *arg;
1887
e7c6a18381d9 * Python/ceval.c (eval_code): added registry of pending functions
Guido van Rossum <guido@python.org>
parents: 1846
diff changeset
399 i = pendingfirst;
e7c6a18381d9 * Python/ceval.c (eval_code): added registry of pending functions
Guido van Rossum <guido@python.org>
parents: 1846
diff changeset
400 if (i == pendinglast)
e7c6a18381d9 * Python/ceval.c (eval_code): added registry of pending functions
Guido van Rossum <guido@python.org>
parents: 1846
diff changeset
401 break; /* Queue empty */
e7c6a18381d9 * Python/ceval.c (eval_code): added registry of pending functions
Guido van Rossum <guido@python.org>
parents: 1846
diff changeset
402 func = pendingcalls[i].func;
e7c6a18381d9 * Python/ceval.c (eval_code): added registry of pending functions
Guido van Rossum <guido@python.org>
parents: 1846
diff changeset
403 arg = pendingcalls[i].arg;
e7c6a18381d9 * Python/ceval.c (eval_code): added registry of pending functions
Guido van Rossum <guido@python.org>
parents: 1846
diff changeset
404 pendingfirst = (i + 1) % NPENDINGCALLS;
1914
893412101296 * Python/ceval.c, Include/ceval.h: promote MakePendingCalls to
Guido van Rossum <guido@python.org>
parents: 1887
diff changeset
405 if (func(arg) < 0) {
893412101296 * Python/ceval.c, Include/ceval.h: promote MakePendingCalls to
Guido van Rossum <guido@python.org>
parents: 1887
diff changeset
406 busy = 0;
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
407 things_to_do = 1; /* We're not done yet */
1887
e7c6a18381d9 * Python/ceval.c (eval_code): added registry of pending functions
Guido van Rossum <guido@python.org>
parents: 1846
diff changeset
408 return -1;
1914
893412101296 * Python/ceval.c, Include/ceval.h: promote MakePendingCalls to
Guido van Rossum <guido@python.org>
parents: 1887
diff changeset
409 }
1887
e7c6a18381d9 * Python/ceval.c (eval_code): added registry of pending functions
Guido van Rossum <guido@python.org>
parents: 1846
diff changeset
410 }
1914
893412101296 * Python/ceval.c, Include/ceval.h: promote MakePendingCalls to
Guido van Rossum <guido@python.org>
parents: 1887
diff changeset
411 busy = 0;
1887
e7c6a18381d9 * Python/ceval.c (eval_code): added registry of pending functions
Guido van Rossum <guido@python.org>
parents: 1846
diff changeset
412 return 0;
e7c6a18381d9 * Python/ceval.c (eval_code): added registry of pending functions
Guido van Rossum <guido@python.org>
parents: 1846
diff changeset
413 }
e7c6a18381d9 * Python/ceval.c (eval_code): added registry of pending functions
Guido van Rossum <guido@python.org>
parents: 1846
diff changeset
414
e7c6a18381d9 * Python/ceval.c (eval_code): added registry of pending functions
Guido van Rossum <guido@python.org>
parents: 1846
diff changeset
415
14308
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14268
diff changeset
416 /* The interpreter's recursion limit */
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14268
diff changeset
417
34863
71fd7ee4b7f5 Make a handy macro, Py_DEFAULT_RECURSION_LIMIT to allow to define
Hye-Shik Chang <hyeshik@gmail.com>
parents: 34442
diff changeset
418 #ifndef Py_DEFAULT_RECURSION_LIMIT
71fd7ee4b7f5 Make a handy macro, Py_DEFAULT_RECURSION_LIMIT to allow to define
Hye-Shik Chang <hyeshik@gmail.com>
parents: 34442
diff changeset
419 #define Py_DEFAULT_RECURSION_LIMIT 1000
71fd7ee4b7f5 Make a handy macro, Py_DEFAULT_RECURSION_LIMIT to allow to define
Hye-Shik Chang <hyeshik@gmail.com>
parents: 34442
diff changeset
420 #endif
71fd7ee4b7f5 Make a handy macro, Py_DEFAULT_RECURSION_LIMIT to allow to define
Hye-Shik Chang <hyeshik@gmail.com>
parents: 34442
diff changeset
421 static int recursion_limit = Py_DEFAULT_RECURSION_LIMIT;
71fd7ee4b7f5 Make a handy macro, Py_DEFAULT_RECURSION_LIMIT to allow to define
Hye-Shik Chang <hyeshik@gmail.com>
parents: 34442
diff changeset
422 int _Py_CheckRecursionLimit = Py_DEFAULT_RECURSION_LIMIT;
14308
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14268
diff changeset
423
14348
6d0f64f7dedd Cosmetics on Py_Get/SetRecursionLimit (for the style guide)
Vladimir Marangozov <vladimir.marangozov@t-online.de>
parents: 14333
diff changeset
424 int
6d0f64f7dedd Cosmetics on Py_Get/SetRecursionLimit (for the style guide)
Vladimir Marangozov <vladimir.marangozov@t-online.de>
parents: 14333
diff changeset
425 Py_GetRecursionLimit(void)
14308
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14268
diff changeset
426 {
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14268
diff changeset
427 return recursion_limit;
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14268
diff changeset
428 }
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14268
diff changeset
429
14348
6d0f64f7dedd Cosmetics on Py_Get/SetRecursionLimit (for the style guide)
Vladimir Marangozov <vladimir.marangozov@t-online.de>
parents: 14333
diff changeset
430 void
6d0f64f7dedd Cosmetics on Py_Get/SetRecursionLimit (for the style guide)
Vladimir Marangozov <vladimir.marangozov@t-online.de>
parents: 14333
diff changeset
431 Py_SetRecursionLimit(int new_limit)
14308
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14268
diff changeset
432 {
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14268
diff changeset
433 recursion_limit = new_limit;
43410
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
434 _Py_CheckRecursionLimit = recursion_limit;
14308
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14268
diff changeset
435 }
b8b3f76ffd51 add user-modifiable recursion_limit
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 14268
diff changeset
436
30801
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
437 /* the macro Py_EnterRecursiveCall() only calls _Py_CheckRecursiveCall()
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
438 if the recursion_depth reaches _Py_CheckRecursionLimit.
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
439 If USE_STACKCHECK, the macro decrements _Py_CheckRecursionLimit
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
440 to guarantee that _Py_CheckRecursiveCall() is regularly called.
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
441 Without USE_STACKCHECK, there is no need for this. */
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
442 int
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
443 _Py_CheckRecursiveCall(char *where)
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
444 {
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
445 PyThreadState *tstate = PyThreadState_GET();
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
446
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
447 #ifdef USE_STACKCHECK
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
448 if (PyOS_CheckStack()) {
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
449 --tstate->recursion_depth;
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
450 PyErr_SetString(PyExc_MemoryError, "Stack overflow");
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
451 return -1;
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
452 }
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
453 #endif
42013
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
454 if (tstate->recursion_critical)
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
455 /* Somebody asked that we don't check for recursion. */
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
456 return 0;
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
457 if (tstate->overflowed) {
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
458 if (tstate->recursion_depth > recursion_limit + 50) {
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
459 /* Overflowing while handling an overflow. Give up. */
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
460 Py_FatalError("Cannot recover from stack overflow.");
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
461 }
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
462 return 0;
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
463 }
30801
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
464 if (tstate->recursion_depth > recursion_limit) {
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
465 --tstate->recursion_depth;
42013
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
466 tstate->overflowed = 1;
30801
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
467 PyErr_Format(PyExc_RuntimeError,
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
468 "maximum recursion depth exceeded%s",
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
469 where);
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
470 return -1;
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
471 }
43410
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
472 _Py_CheckRecursionLimit = recursion_limit;
30801
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
473 return 0;
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
474 }
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
475
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
476 /* Status code for main loop (reason for stack unwind) */
31875
1fb2313ac3ce Simplify previous checkin (bitfields for WHY codes).
Raymond Hettinger <python@rcn.com>
parents: 31874
diff changeset
477 enum why_code {
1fb2313ac3ce Simplify previous checkin (bitfields for WHY codes).
Raymond Hettinger <python@rcn.com>
parents: 31874
diff changeset
478 WHY_NOT = 0x0001, /* No error */
1fb2313ac3ce Simplify previous checkin (bitfields for WHY codes).
Raymond Hettinger <python@rcn.com>
parents: 31874
diff changeset
479 WHY_EXCEPTION = 0x0002, /* Exception occurred */
1fb2313ac3ce Simplify previous checkin (bitfields for WHY codes).
Raymond Hettinger <python@rcn.com>
parents: 31874
diff changeset
480 WHY_RERAISE = 0x0004, /* Exception re-raised by 'finally' */
1fb2313ac3ce Simplify previous checkin (bitfields for WHY codes).
Raymond Hettinger <python@rcn.com>
parents: 31874
diff changeset
481 WHY_RETURN = 0x0008, /* 'return' statement */
1fb2313ac3ce Simplify previous checkin (bitfields for WHY codes).
Raymond Hettinger <python@rcn.com>
parents: 31874
diff changeset
482 WHY_BREAK = 0x0010, /* 'break' statement */
1fb2313ac3ce Simplify previous checkin (bitfields for WHY codes).
Raymond Hettinger <python@rcn.com>
parents: 31874
diff changeset
483 WHY_CONTINUE = 0x0020, /* 'continue' statement */
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
484 WHY_YIELD = 0x0040, /* 'yield' operator */
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
485 WHY_SILENCED = 0x0080 /* Exception silenced by 'with' */
31875
1fb2313ac3ce Simplify previous checkin (bitfields for WHY codes).
Raymond Hettinger <python@rcn.com>
parents: 31874
diff changeset
486 };
1fb2313ac3ce Simplify previous checkin (bitfields for WHY codes).
Raymond Hettinger <python@rcn.com>
parents: 31874
diff changeset
487
43102
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
488 static enum why_code do_raise(PyObject *, PyObject *);
41699
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
489 static int unpack_iterable(PyObject *, int, int, PyObject **);
5018
001a5042b181 Cleanup:
Guido van Rossum <guido@python.org>
parents: 5014
diff changeset
490
25108
3a26e352f0a6 replace thread state objects' ticker and checkinterval fields with two
Skip Montanaro <skip@pobox.com>
parents: 25078
diff changeset
491 /* for manipulating the thread switch and periodic "stuff" - used to be
3a26e352f0a6 replace thread state objects' ticker and checkinterval fields with two
Skip Montanaro <skip@pobox.com>
parents: 25078
diff changeset
492 per thread, now just a pair o' globals */
25109
00b6dd414b80 Bump default check interval to 100 instructions. Computers are much faster
Skip Montanaro <skip@pobox.com>
parents: 25108
diff changeset
493 int _Py_CheckInterval = 100;
00b6dd414b80 Bump default check interval to 100 instructions. Computers are much faster
Skip Montanaro <skip@pobox.com>
parents: 25108
diff changeset
494 volatile int _Py_Ticker = 100;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
495
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
496 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
497 PyEval_EvalCode(PyCodeObject *co, PyObject *globals, PyObject *locals)
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
498 {
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18611
diff changeset
499 return PyEval_EvalCodeEx(co,
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
500 globals, locals,
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
501 (PyObject **)NULL, 0,
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
502 (PyObject **)NULL, 0,
16257
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
503 (PyObject **)NULL, 0,
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
504 NULL, NULL);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
505 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
506
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
507
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
508 /* Interpreter main loop */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
509
32421
485d2ef43419 Patch #966493: Cleanup generator/eval_frame exposure.
Martin v. Löwis <martin@v.loewis.de>
parents: 32412
diff changeset
510 PyObject *
35298
b2fe5f8fcfdd PEP 342 implementation. Per Guido's comments, the generator throw()
Phillip J. Eby <pje@telecommunity.com>
parents: 35126
diff changeset
511 PyEval_EvalFrame(PyFrameObject *f) {
b2fe5f8fcfdd PEP 342 implementation. Per Guido's comments, the generator throw()
Phillip J. Eby <pje@telecommunity.com>
parents: 35126
diff changeset
512 /* This is for backward compatibility with extension modules that
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
513 used this API; core interpreter code should call
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
514 PyEval_EvalFrameEx() */
35298
b2fe5f8fcfdd PEP 342 implementation. Per Guido's comments, the generator throw()
Phillip J. Eby <pje@telecommunity.com>
parents: 35126
diff changeset
515 return PyEval_EvalFrameEx(f, 0);
b2fe5f8fcfdd PEP 342 implementation. Per Guido's comments, the generator throw()
Phillip J. Eby <pje@telecommunity.com>
parents: 35126
diff changeset
516 }
b2fe5f8fcfdd PEP 342 implementation. Per Guido's comments, the generator throw()
Phillip J. Eby <pje@telecommunity.com>
parents: 35126
diff changeset
517
b2fe5f8fcfdd PEP 342 implementation. Per Guido's comments, the generator throw()
Phillip J. Eby <pje@telecommunity.com>
parents: 35126
diff changeset
518 PyObject *
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37056
diff changeset
519 PyEval_EvalFrameEx(PyFrameObject *f, int throwflag)
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
520 {
5049
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
521 #ifdef DXPAIRS
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
522 int lastopcode = 0;
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
523 #endif
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
524 register PyObject **stack_pointer; /* Next free slot in value stack */
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
525 register unsigned char *next_instr;
32359
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
526 register int opcode; /* Current opcode */
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
527 register int oparg; /* Current opcode argument, if any */
31875
1fb2313ac3ce Simplify previous checkin (bitfields for WHY codes).
Raymond Hettinger <python@rcn.com>
parents: 31874
diff changeset
528 register enum why_code why; /* Reason for block stack unwind */
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
529 register int err; /* Error status -- nonzero if error */
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
530 register PyObject *x; /* Result object -- NULL if error */
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
531 register PyObject *v; /* Temporary objects popped off stack */
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
532 register PyObject *w;
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
533 register PyObject *u;
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
534 register PyObject *t;
16355
e4420c2468f9 Remove f_closure slot of frameobject and use f_localsplus instead.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16257
diff changeset
535 register PyObject **fastlocals, **freevars;
9513
350f24180dcb Whoops! One the "redundant" initializations removed by Vladimir in
Guido van Rossum <guido@python.org>
parents: 9490
diff changeset
536 PyObject *retval = NULL; /* Return value */
9671
1d40bc25703a Use PyThreadState_GET() macro.
Guido van Rossum <guido@python.org>
parents: 9591
diff changeset
537 PyThreadState *tstate = PyThreadState_GET();
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
538 PyCodeObject *co;
24844
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
539
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
540 /* when tracing we set things up so that
24844
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
541
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
542 not (instr_lb <= current_bytecode_offset < instr_ub)
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
543
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
544 is true when the line being executed has changed. The
24844
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
545 initial values are such as to make this false the first
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
546 time it is tested. */
31768
9817dee5d9df Fix SF bug #765624.
Armin Rigo <arigo@tunes.org>
parents: 31714
diff changeset
547 int instr_ub = -1, instr_lb = 0, instr_prev = -1;
24844
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
548
9293
0a67db47e1d0 Changes to support other object types besides strings
Guido van Rossum <guido@python.org>
parents: 9203
diff changeset
549 unsigned char *first_instr;
24545
d2f41c8a81f0 small speedup for constant and name access
Skip Montanaro <skip@pobox.com>
parents: 24284
diff changeset
550 PyObject *names;
d2f41c8a81f0 small speedup for constant and name access
Skip Montanaro <skip@pobox.com>
parents: 24284
diff changeset
551 PyObject *consts;
35745
407c3dacbd7c Fix some mods that got dropped from the AST merge
Neal Norwitz <nnorwitz@gmail.com>
parents: 35742
diff changeset
552 #if defined(Py_DEBUG) || defined(LLTRACE)
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
553 /* Make it easier to find out where we are with a debugger */
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
554 char *filename;
1016
a41e3ba5b47d Add some debugging features if DEBUG defined
Guido van Rossum <guido@python.org>
parents: 974
diff changeset
555 #endif
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
556
24232
e06b1ab0bdb8 SF patch # 580411, move frame macros from frameobject.h into ceval.c
Neal Norwitz <nnorwitz@gmail.com>
parents: 24190
diff changeset
557 /* Tuple access macros */
e06b1ab0bdb8 SF patch # 580411, move frame macros from frameobject.h into ceval.c
Neal Norwitz <nnorwitz@gmail.com>
parents: 24190
diff changeset
558
e06b1ab0bdb8 SF patch # 580411, move frame macros from frameobject.h into ceval.c
Neal Norwitz <nnorwitz@gmail.com>
parents: 24190
diff changeset
559 #ifndef Py_DEBUG
e06b1ab0bdb8 SF patch # 580411, move frame macros from frameobject.h into ceval.c
Neal Norwitz <nnorwitz@gmail.com>
parents: 24190
diff changeset
560 #define GETITEM(v, i) PyTuple_GET_ITEM((PyTupleObject *)(v), (i))
e06b1ab0bdb8 SF patch # 580411, move frame macros from frameobject.h into ceval.c
Neal Norwitz <nnorwitz@gmail.com>
parents: 24190
diff changeset
561 #else
e06b1ab0bdb8 SF patch # 580411, move frame macros from frameobject.h into ceval.c
Neal Norwitz <nnorwitz@gmail.com>
parents: 24190
diff changeset
562 #define GETITEM(v, i) PyTuple_GetItem((v), (i))
e06b1ab0bdb8 SF patch # 580411, move frame macros from frameobject.h into ceval.c
Neal Norwitz <nnorwitz@gmail.com>
parents: 24190
diff changeset
563 #endif
e06b1ab0bdb8 SF patch # 580411, move frame macros from frameobject.h into ceval.c
Neal Norwitz <nnorwitz@gmail.com>
parents: 24190
diff changeset
564
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
565 #ifdef WITH_TSC
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
566 /* Use Pentium timestamp counter to mark certain events:
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
567 inst0 -- beginning of switch statement for opcode dispatch
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
568 inst1 -- end of switch statement (may be skipped)
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
569 loop0 -- the top of the mainloop
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
570 loop1 -- place where control returns again to top of mainloop
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
571 (may be skipped)
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
572 intr1 -- beginning of long interruption
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
573 intr2 -- end of long interruption
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
574
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
575 Many opcodes call out to helper C functions. In some cases, the
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
576 time in those functions should be counted towards the time for the
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
577 opcode, but not in all cases. For example, a CALL_FUNCTION opcode
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
578 calls another Python function; there's no point in charge all the
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
579 bytecode executed by the called function to the caller.
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
580
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
581 It's hard to make a useful judgement statically. In the presence
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
582 of operator overloading, it's impossible to tell if a call will
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
583 execute new Python code or not.
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
584
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
585 It's a case-by-case judgement. I'll use intr1 for the following
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
586 cases:
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
587
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
588 IMPORT_STAR
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
589 IMPORT_FROM
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
590 CALL_FUNCTION (and friends)
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
591
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
592 */
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
593 uint64 inst0, inst1, loop0, loop1, intr0 = 0, intr1 = 0;
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
594 int ticked = 0;
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
595
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
596 READ_TIMESTAMP(inst0);
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
597 READ_TIMESTAMP(inst1);
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
598 READ_TIMESTAMP(loop0);
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
599 READ_TIMESTAMP(loop1);
33104
f455bbe7ea7e This is my patch:
Michael W. Hudson <mwh@python.net>
parents: 33030
diff changeset
600
f455bbe7ea7e This is my patch:
Michael W. Hudson <mwh@python.net>
parents: 33030
diff changeset
601 /* shut up the compiler */
f455bbe7ea7e This is my patch:
Michael W. Hudson <mwh@python.net>
parents: 33030
diff changeset
602 opcode = 0;
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
603 #endif
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
604
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
605 /* Code access macros */
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
606
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36475
diff changeset
607 #define INSTR_OFFSET() ((int)(next_instr - first_instr))
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
608 #define NEXTOP() (*next_instr++)
31894
310dd98ea064 Revert 2.393, elimination of pre-decrementing, which
Raymond Hettinger <python@rcn.com>
parents: 31880
diff changeset
609 #define NEXTARG() (next_instr += 2, (next_instr[-1]<<8) + next_instr[-2])
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
610 #define PEEKARG() ((next_instr[2]<<8) + next_instr[1])
9293
0a67db47e1d0 Changes to support other object types besides strings
Guido van Rossum <guido@python.org>
parents: 9203
diff changeset
611 #define JUMPTO(x) (next_instr = first_instr + (x))
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
612 #define JUMPBY(x) (next_instr += (x))
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
613
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
614 /* OpCode prediction macros
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
615 Some opcodes tend to come in pairs thus making it possible to
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
616 predict the second code when the first is run. For example,
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
617 COMPARE_OP is often followed by JUMP_IF_FALSE or JUMP_IF_TRUE. And,
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
618 those opcodes are often followed by a POP_TOP.
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
619
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
620 Verifying the prediction costs a single high-speed test of register
28303
470504ef578b Fix comment and whitespace.
Raymond Hettinger <python@rcn.com>
parents: 28302
diff changeset
621 variable against a constant. If the pairing was good, then the
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
622 processor has a high likelihood of making its own successful branch
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
623 prediction which results in a nearly zero overhead transition to the
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
624 next opcode.
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
625
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
626 A successful prediction saves a trip through the eval-loop including
44187
05da49eb12c1 Merged revisions 59333-59370 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44158
diff changeset
627 its two unpredictable branches, the HAS_ARG test and the switch-case.
31487
f57f5ce22c8d SF patch #884022: dynamic execution profiling vs opcode prediction
Raymond Hettinger <python@rcn.com>
parents: 31462
diff changeset
628
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
629 If collecting opcode statistics, turn off prediction so that
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
630 statistics are accurately maintained (the predictions bypass
31487
f57f5ce22c8d SF patch #884022: dynamic execution profiling vs opcode prediction
Raymond Hettinger <python@rcn.com>
parents: 31462
diff changeset
631 the opcode frequency counter updates).
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
632 */
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
633
31487
f57f5ce22c8d SF patch #884022: dynamic execution profiling vs opcode prediction
Raymond Hettinger <python@rcn.com>
parents: 31462
diff changeset
634 #ifdef DYNAMIC_EXECUTION_PROFILE
f57f5ce22c8d SF patch #884022: dynamic execution profiling vs opcode prediction
Raymond Hettinger <python@rcn.com>
parents: 31462
diff changeset
635 #define PREDICT(op) if (0) goto PRED_##op
f57f5ce22c8d SF patch #884022: dynamic execution profiling vs opcode prediction
Raymond Hettinger <python@rcn.com>
parents: 31462
diff changeset
636 #else
28303
470504ef578b Fix comment and whitespace.
Raymond Hettinger <python@rcn.com>
parents: 28302
diff changeset
637 #define PREDICT(op) if (*next_instr == op) goto PRED_##op
31487
f57f5ce22c8d SF patch #884022: dynamic execution profiling vs opcode prediction
Raymond Hettinger <python@rcn.com>
parents: 31462
diff changeset
638 #endif
f57f5ce22c8d SF patch #884022: dynamic execution profiling vs opcode prediction
Raymond Hettinger <python@rcn.com>
parents: 31462
diff changeset
639
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
640 #define PREDICTED(op) PRED_##op: next_instr++
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
641 #define PREDICTED_WITH_ARG(op) PRED_##op: oparg = PEEKARG(); next_instr += 3
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
642
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
643 /* Stack manipulation macros */
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
644
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36475
diff changeset
645 /* The stack can grow at most MAXINT deep, as co_nlocals and
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36475
diff changeset
646 co_stacksize are ints. */
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36475
diff changeset
647 #define STACK_LEVEL() ((int)(stack_pointer - f->f_valuestack))
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
648 #define EMPTY() (STACK_LEVEL() == 0)
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
649 #define TOP() (stack_pointer[-1])
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
650 #define SECOND() (stack_pointer[-2])
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
651 #define THIRD() (stack_pointer[-3])
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
652 #define FOURTH() (stack_pointer[-4])
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
653 #define SET_TOP(v) (stack_pointer[-1] = (v))
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
654 #define SET_SECOND(v) (stack_pointer[-2] = (v))
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
655 #define SET_THIRD(v) (stack_pointer[-3] = (v))
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
656 #define SET_FOURTH(v) (stack_pointer[-4] = (v))
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
657 #define BASIC_STACKADJ(n) (stack_pointer += n)
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
658 #define BASIC_PUSH(v) (*stack_pointer++ = (v))
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
659 #define BASIC_POP() (*--stack_pointer)
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
660
567
8c179d023583 User trace feature.
Guido van Rossum <guido@python.org>
parents: 565
diff changeset
661 #ifdef LLTRACE
20492
bf4ff05eab52 For debug build, check that the stack pointer never exceeds the stack size.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 20438
diff changeset
662 #define PUSH(v) { (void)(BASIC_PUSH(v), \
bf4ff05eab52 For debug build, check that the stack pointer never exceeds the stack size.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 20438
diff changeset
663 lltrace && prtrace(TOP(), "push")); \
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
664 assert(STACK_LEVEL() <= co->co_stacksize); }
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
665 #define POP() ((void)(lltrace && prtrace(TOP(), "pop")), \
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
666 BASIC_POP())
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
667 #define STACKADJ(n) { (void)(BASIC_STACKADJ(n), \
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
668 lltrace && prtrace(TOP(), "stackadj")); \
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
669 assert(STACK_LEVEL() <= co->co_stacksize); }
44310
e70acbf26cda Merged revisions 59488-59511 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44187
diff changeset
670 #define EXT_POP(STACK_POINTER) ((void)(lltrace && \
e70acbf26cda Merged revisions 59488-59511 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44187
diff changeset
671 prtrace((STACK_POINTER)[-1], "ext_pop")), \
e70acbf26cda Merged revisions 59488-59511 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44187
diff changeset
672 *--(STACK_POINTER))
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
673 #else
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
674 #define PUSH(v) BASIC_PUSH(v)
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
675 #define POP() BASIC_POP()
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
676 #define STACKADJ(n) BASIC_STACKADJ(n)
36695
b6d2f6fd3e11 PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents: 36580
diff changeset
677 #define EXT_POP(STACK_POINTER) (*--(STACK_POINTER))
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
678 #endif
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
679
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
680 /* Local variable macros */
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
681
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
682 #define GETLOCAL(i) (fastlocals[i])
22621
830c829a7eb2 Fix an issue that was reported in but unrelated to the main problem of
Guido van Rossum <guido@python.org>
parents: 22499
diff changeset
683
830c829a7eb2 Fix an issue that was reported in but unrelated to the main problem of
Guido van Rossum <guido@python.org>
parents: 22499
diff changeset
684 /* The SETLOCAL() macro must not DECREF the local variable in-place and
830c829a7eb2 Fix an issue that was reported in but unrelated to the main problem of
Guido van Rossum <guido@python.org>
parents: 22499
diff changeset
685 then store the new value; it must copy the old value to a temporary
830c829a7eb2 Fix an issue that was reported in but unrelated to the main problem of
Guido van Rossum <guido@python.org>
parents: 22499
diff changeset
686 value, then store the new value, and then DECREF the temporary value.
830c829a7eb2 Fix an issue that was reported in but unrelated to the main problem of
Guido van Rossum <guido@python.org>
parents: 22499
diff changeset
687 This is because it is possible that during the DECREF the frame is
830c829a7eb2 Fix an issue that was reported in but unrelated to the main problem of
Guido van Rossum <guido@python.org>
parents: 22499
diff changeset
688 accessed by other code (e.g. a __del__ method or gc.collect()) and the
830c829a7eb2 Fix an issue that was reported in but unrelated to the main problem of
Guido van Rossum <guido@python.org>
parents: 22499
diff changeset
689 variable would be pointing to already-freed memory. */
830c829a7eb2 Fix an issue that was reported in but unrelated to the main problem of
Guido van Rossum <guido@python.org>
parents: 22499
diff changeset
690 #define SETLOCAL(i, value) do { PyObject *tmp = GETLOCAL(i); \
830c829a7eb2 Fix an issue that was reported in but unrelated to the main problem of
Guido van Rossum <guido@python.org>
parents: 22499
diff changeset
691 GETLOCAL(i) = value; \
830c829a7eb2 Fix an issue that was reported in but unrelated to the main problem of
Guido van Rossum <guido@python.org>
parents: 22499
diff changeset
692 Py_XDECREF(tmp); } while (0)
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
693
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
694
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
695 #define UNWIND_BLOCK(b) \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
696 while (STACK_LEVEL() > (b)->b_level) { \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
697 PyObject *v = POP(); \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
698 Py_XDECREF(v); \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
699 }
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
700
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
701 #define UNWIND_EXCEPT_HANDLER(b) \
47729
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
702 { \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
703 PyObject *type, *value, *traceback; \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
704 assert(STACK_LEVEL() >= (b)->b_level + 3); \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
705 while (STACK_LEVEL() > (b)->b_level + 3) { \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
706 value = POP(); \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
707 Py_XDECREF(value); \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
708 } \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
709 type = tstate->exc_type; \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
710 value = tstate->exc_value; \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
711 traceback = tstate->exc_traceback; \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
712 tstate->exc_type = POP(); \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
713 tstate->exc_value = POP(); \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
714 tstate->exc_traceback = POP(); \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
715 Py_XDECREF(type); \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
716 Py_XDECREF(value); \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
717 Py_XDECREF(traceback); \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
718 }
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
719
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
720 #define SAVE_EXC_STATE() \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
721 { \
47729
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
722 PyObject *type, *value, *traceback; \
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
723 Py_XINCREF(tstate->exc_type); \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
724 Py_XINCREF(tstate->exc_value); \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
725 Py_XINCREF(tstate->exc_traceback); \
47729
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
726 type = f->f_exc_type; \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
727 value = f->f_exc_value; \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
728 traceback = f->f_exc_traceback; \
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
729 f->f_exc_type = tstate->exc_type; \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
730 f->f_exc_value = tstate->exc_value; \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
731 f->f_exc_traceback = tstate->exc_traceback; \
47729
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
732 Py_XDECREF(type); \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
733 Py_XDECREF(value); \
ee2823e1f23b improvements to the fix for #3114
Benjamin Peterson <benjamin@python.org>
parents: 47724
diff changeset
734 Py_XDECREF(traceback); \
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
735 }
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
736
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
737 #define SWAP_EXC_STATE() \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
738 { \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
739 PyObject *tmp; \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
740 tmp = tstate->exc_type; \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
741 tstate->exc_type = f->f_exc_type; \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
742 f->f_exc_type = tmp; \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
743 tmp = tstate->exc_value; \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
744 tstate->exc_value = f->f_exc_value; \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
745 f->f_exc_value = tmp; \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
746 tmp = tstate->exc_traceback; \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
747 tstate->exc_traceback = f->f_exc_traceback; \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
748 f->f_exc_traceback = tmp; \
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
749 }
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
750
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
751 /* Start of code */
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
752
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
753 if (f == NULL)
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
754 return NULL;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
755
30801
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
756 /* push frame */
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
757 if (Py_EnterRecursiveCall(""))
30782
f51dc9026e4d oh dear. Wrong manipulation. Committed a version of ceval.c from my
Armin Rigo <arigo@tunes.org>
parents: 30781
diff changeset
758 return NULL;
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
759
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
760 tstate->frame = f;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
761
19692
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
762 if (tstate->use_tracing) {
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
763 if (tstate->c_tracefunc != NULL) {
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
764 /* tstate->c_tracefunc, if defined, is a
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
765 function that will be called on *every* entry
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
766 to a code block. Its return value, if not
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
767 None, is a function that will be called at
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
768 the start of each executed line of code.
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
769 (Actually, the function must return itself
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
770 in order to continue tracing.) The trace
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
771 functions are called with three arguments:
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
772 a pointer to the current frame, a string
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
773 indicating why the function is called, and
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
774 an argument which depends on the situation.
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
775 The global trace function is also called
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
776 whenever an exception is detected. */
43840
73c8e27eb9ce Correction for issue1265 (pdb bug with "with" statement).
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 43815
diff changeset
777 if (call_trace_protected(tstate->c_tracefunc,
73c8e27eb9ce Correction for issue1265 (pdb bug with "with" statement).
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 43815
diff changeset
778 tstate->c_traceobj,
73c8e27eb9ce Correction for issue1265 (pdb bug with "with" statement).
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 43815
diff changeset
779 f, PyTrace_CALL, Py_None)) {
19692
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
780 /* Trace function raised an error */
30801
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
781 goto exit_eval_frame;
19692
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
782 }
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
783 }
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
784 if (tstate->c_profilefunc != NULL) {
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
785 /* Similar for c_profilefunc, except it needn't
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
786 return itself and isn't called for "line" events */
43840
73c8e27eb9ce Correction for issue1265 (pdb bug with "with" statement).
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 43815
diff changeset
787 if (call_trace_protected(tstate->c_profilefunc,
73c8e27eb9ce Correction for issue1265 (pdb bug with "with" statement).
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 43815
diff changeset
788 tstate->c_profileobj,
73c8e27eb9ce Correction for issue1265 (pdb bug with "with" statement).
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 43815
diff changeset
789 f, PyTrace_CALL, Py_None)) {
19692
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
790 /* Profile function raised an error */
30801
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
791 goto exit_eval_frame;
19692
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
792 }
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
793 }
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
794 }
04218e85b156 Move call_trace(..., PyTrace_CALL, ...) call to top of eval_frame. That
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 19611
diff changeset
795
26109
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
796 co = f->f_code;
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
797 names = co->co_names;
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
798 consts = co->co_consts;
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
799 fastlocals = f->f_localsplus;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
800 freevars = f->f_localsplus + co->co_nlocals;
47301
23ab586c427a Renamed PyString to PyBytes
Christian Heimes <christian@cheimes.de>
parents: 46725
diff changeset
801 first_instr = (unsigned char*) PyBytes_AS_STRING(co->co_code);
26109
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
802 /* An explanation is in order for the next line.
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
803
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
804 f->f_lasti now refers to the index of the last instruction
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
805 executed. You might think this was obvious from the name, but
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
806 this wasn't always true before 2.3! PyFrame_New now sets
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
807 f->f_lasti to -1 (i.e. the index *before* the first instruction)
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
808 and YIELD_VALUE doesn't fiddle with f_lasti any more. So this
40582
67287ca4e1e8 Merged revisions 53005-53303 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40529
diff changeset
809 does work. Promise.
67287ca4e1e8 Merged revisions 53005-53303 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40529
diff changeset
810
67287ca4e1e8 Merged revisions 53005-53303 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40529
diff changeset
811 When the PREDICT() macros are enabled, some opcode pairs follow in
67287ca4e1e8 Merged revisions 53005-53303 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40529
diff changeset
812 direct succession without updating f->f_lasti. A successful
67287ca4e1e8 Merged revisions 53005-53303 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40529
diff changeset
813 prediction effectively links the two codes together as if they
67287ca4e1e8 Merged revisions 53005-53303 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40529
diff changeset
814 were a single new opcode; accordingly,f->f_lasti will point to
67287ca4e1e8 Merged revisions 53005-53303 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40529
diff changeset
815 the first code in the pair (for instance, GET_ITER followed by
67287ca4e1e8 Merged revisions 53005-53303 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40529
diff changeset
816 FOR_ITER is effectively a single opcode and f->f_lasti will point
67287ca4e1e8 Merged revisions 53005-53303 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40529
diff changeset
817 at to the beginning of the combined pair.)
67287ca4e1e8 Merged revisions 53005-53303 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40529
diff changeset
818 */
26109
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
819 next_instr = first_instr + f->f_lasti + 1;
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
820 stack_pointer = f->f_stacktop;
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
821 assert(stack_pointer != NULL);
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
822 f->f_stacktop = NULL; /* remains NULL unless yield suspends frame */
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
823
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
824 if (f->f_code->co_flags & CO_GENERATOR) {
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
825 if (f->f_exc_type != NULL && f->f_exc_type != Py_None) {
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
826 /* We were in an except handler when we left,
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
827 restore the exception state which was put aside
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
828 (see YIELD_VALUE). */
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
829 SWAP_EXC_STATE();
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
830 }
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
831 else {
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
832 SAVE_EXC_STATE();
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
833 }
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
834 }
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
835
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
836 #ifdef LLTRACE
35742
1c4d192f1568 Merge ast-branch to head
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35609
diff changeset
837 lltrace = PyDict_GetItemString(f->f_globals, "__lltrace__") != NULL;
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
838 #endif
35745
407c3dacbd7c Fix some mods that got dropped from the AST merge
Neal Norwitz <nnorwitz@gmail.com>
parents: 35742
diff changeset
839 #if defined(Py_DEBUG) || defined(LLTRACE)
43569
19319e70fc3e Patch #1272, by Christian Heimes and Alexandre Vassalotti.
Guido van Rossum <guido@python.org>
parents: 43418
diff changeset
840 filename = PyUnicode_AsString(co->co_filename);
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
841 #endif
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
842
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
843 why = WHY_NOT;
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
844 err = 0;
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
845 x = Py_None; /* Not a reference, just anything non-NULL */
15152
ed49a67869e9 Remove the last gcc -Wall warning about possible use of an uninitialized
Fred Drake <fdrake@acm.org>
parents: 15151
diff changeset
846 w = NULL;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
847
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37056
diff changeset
848 if (throwflag) { /* support for generator.throw() */
35298
b2fe5f8fcfdd PEP 342 implementation. Per Guido's comments, the generator throw()
Phillip J. Eby <pje@telecommunity.com>
parents: 35126
diff changeset
849 why = WHY_EXCEPTION;
b2fe5f8fcfdd PEP 342 implementation. Per Guido's comments, the generator throw()
Phillip J. Eby <pje@telecommunity.com>
parents: 35126
diff changeset
850 goto on_error;
b2fe5f8fcfdd PEP 342 implementation. Per Guido's comments, the generator throw()
Phillip J. Eby <pje@telecommunity.com>
parents: 35126
diff changeset
851 }
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
852
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
853 for (;;) {
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
854 #ifdef WITH_TSC
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
855 if (inst1 == 0) {
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
856 /* Almost surely, the opcode executed a break
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
857 or a continue, preventing inst1 from being set
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
858 on the way out of the loop.
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
859 */
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
860 READ_TIMESTAMP(inst1);
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
861 loop1 = inst1;
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
862 }
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
863 dump_tsc(opcode, ticked, inst0, inst1, loop0, loop1,
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
864 intr0, intr1);
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
865 ticked = 0;
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
866 inst1 = 0;
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
867 intr0 = 0;
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
868 intr1 = 0;
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
869 READ_TIMESTAMP(loop0);
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
870 #endif
24844
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
871 assert(stack_pointer >= f->f_valuestack); /* else underflow */
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
872 assert(STACK_LEVEL() <= co->co_stacksize); /* else overflow */
24844
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
873
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
874 /* Do periodic things. Doing this every time through
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
875 the loop would add too much overhead, so we do it
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
876 only every Nth instruction. We also do it if
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
877 ``things_to_do'' is set, i.e. when an asynchronous
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
878 event needs attention (e.g. a signal handler or
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
879 async I/O handler); see Py_AddPendingCall() and
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
880 Py_MakePendingCalls() above. */
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
881
25108
3a26e352f0a6 replace thread state objects' ticker and checkinterval fields with two
Skip Montanaro <skip@pobox.com>
parents: 25078
diff changeset
882 if (--_Py_Ticker < 0) {
43410
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
883 if (*next_instr == SETUP_FINALLY) {
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
884 /* Make the last opcode before
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
885 a try: finally: block uninterruptable. */
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
886 goto fast_next_opcode;
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
887 }
25108
3a26e352f0a6 replace thread state objects' ticker and checkinterval fields with two
Skip Montanaro <skip@pobox.com>
parents: 25078
diff changeset
888 _Py_Ticker = _Py_CheckInterval;
26109
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
889 tstate->tick_counter++;
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
890 #ifdef WITH_TSC
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
891 ticked = 1;
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
892 #endif
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
893 if (things_to_do) {
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
894 if (Py_MakePendingCalls() < 0) {
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
895 why = WHY_EXCEPTION;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
896 goto on_error;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
897 }
34020
be370abb020f Hye-Shik Chang's fix for Bug 875692.
Kurt B. Kaiser <kbk@shore.net>
parents: 33715
diff changeset
898 if (things_to_do)
be370abb020f Hye-Shik Chang's fix for Bug 875692.
Kurt B. Kaiser <kbk@shore.net>
parents: 33715
diff changeset
899 /* MakePendingCalls() didn't succeed.
be370abb020f Hye-Shik Chang's fix for Bug 875692.
Kurt B. Kaiser <kbk@shore.net>
parents: 33715
diff changeset
900 Force early re-execution of this
be370abb020f Hye-Shik Chang's fix for Bug 875692.
Kurt B. Kaiser <kbk@shore.net>
parents: 33715
diff changeset
901 "periodic" code, possibly after
be370abb020f Hye-Shik Chang's fix for Bug 875692.
Kurt B. Kaiser <kbk@shore.net>
parents: 33715
diff changeset
902 a thread switch */
be370abb020f Hye-Shik Chang's fix for Bug 875692.
Kurt B. Kaiser <kbk@shore.net>
parents: 33715
diff changeset
903 _Py_Ticker = 0;
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
904 }
1846
5243fb187d36 call_object: print message before abort()
Guido van Rossum <guido@python.org>
parents: 1425
diff changeset
905 #ifdef WITH_THREAD
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents: 815
diff changeset
906 if (interpreter_lock) {
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents: 815
diff changeset
907 /* Give another thread a chance */
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents: 815
diff changeset
908
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5911
diff changeset
909 if (PyThreadState_Swap(NULL) != tstate)
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5911
diff changeset
910 Py_FatalError("ceval: tstate mix-up");
9679
877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py*
Guido van Rossum <guido@python.org>
parents: 9671
diff changeset
911 PyThread_release_lock(interpreter_lock);
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents: 815
diff changeset
912
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents: 815
diff changeset
913 /* Other threads may run now */
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents: 815
diff changeset
914
9679
877d23bd5bdc Thanks to Chris Herborth, the thread primitives now have proper Py*
Guido van Rossum <guido@python.org>
parents: 9671
diff changeset
915 PyThread_acquire_lock(interpreter_lock, 1);
5926
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5911
diff changeset
916 if (PyThreadState_Swap(tstate) != NULL)
8d2194e22e67 The last of the mass checkins for separate (sub)interpreters.
Guido van Rossum <guido@python.org>
parents: 5911
diff changeset
917 Py_FatalError("ceval: orphan tstate");
29643
fa97293533a9 Add PyThreadState_SetAsyncExc(long, PyObject *).
Guido van Rossum <guido@python.org>
parents: 29349
diff changeset
918
fa97293533a9 Add PyThreadState_SetAsyncExc(long, PyObject *).
Guido van Rossum <guido@python.org>
parents: 29349
diff changeset
919 /* Check for thread interrupts */
fa97293533a9 Add PyThreadState_SetAsyncExc(long, PyObject *).
Guido van Rossum <guido@python.org>
parents: 29349
diff changeset
920
fa97293533a9 Add PyThreadState_SetAsyncExc(long, PyObject *).
Guido van Rossum <guido@python.org>
parents: 29349
diff changeset
921 if (tstate->async_exc != NULL) {
fa97293533a9 Add PyThreadState_SetAsyncExc(long, PyObject *).
Guido van Rossum <guido@python.org>
parents: 29349
diff changeset
922 x = tstate->async_exc;
fa97293533a9 Add PyThreadState_SetAsyncExc(long, PyObject *).
Guido van Rossum <guido@python.org>
parents: 29349
diff changeset
923 tstate->async_exc = NULL;
fa97293533a9 Add PyThreadState_SetAsyncExc(long, PyObject *).
Guido van Rossum <guido@python.org>
parents: 29349
diff changeset
924 PyErr_SetNone(x);
fa97293533a9 Add PyThreadState_SetAsyncExc(long, PyObject *).
Guido van Rossum <guido@python.org>
parents: 29349
diff changeset
925 Py_DECREF(x);
fa97293533a9 Add PyThreadState_SetAsyncExc(long, PyObject *).
Guido van Rossum <guido@python.org>
parents: 29349
diff changeset
926 why = WHY_EXCEPTION;
fa97293533a9 Add PyThreadState_SetAsyncExc(long, PyObject *).
Guido van Rossum <guido@python.org>
parents: 29349
diff changeset
927 goto on_error;
fa97293533a9 Add PyThreadState_SetAsyncExc(long, PyObject *).
Guido van Rossum <guido@python.org>
parents: 29349
diff changeset
928 }
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents: 815
diff changeset
929 }
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents: 815
diff changeset
930 #endif
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
931 }
923
72aceed365d4 * Makefile adapted to changes below.
Guido van Rossum <guido@python.org>
parents: 815
diff changeset
932
21974
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
933 fast_next_opcode:
26109
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
934 f->f_lasti = INSTR_OFFSET();
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
935
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
936 /* line-by-line tracing support */
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
937
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
938 if (tstate->c_tracefunc != NULL && !tstate->tracing) {
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
939 /* see maybe_call_line_trace
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
940 for expository comments */
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
941 f->f_stacktop = stack_pointer;
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
942
28886
af53729d3cdd Armin Rigo's fix & test for
Michael W. Hudson <mwh@python.net>
parents: 28759
diff changeset
943 err = maybe_call_line_trace(tstate->c_tracefunc,
af53729d3cdd Armin Rigo's fix & test for
Michael W. Hudson <mwh@python.net>
parents: 28759
diff changeset
944 tstate->c_traceobj,
31768
9817dee5d9df Fix SF bug #765624.
Armin Rigo <arigo@tunes.org>
parents: 31714
diff changeset
945 f, &instr_lb, &instr_ub,
9817dee5d9df Fix SF bug #765624.
Armin Rigo <arigo@tunes.org>
parents: 31714
diff changeset
946 &instr_prev);
28886
af53729d3cdd Armin Rigo's fix & test for
Michael W. Hudson <mwh@python.net>
parents: 28759
diff changeset
947 /* Reload possibly changed frame fields */
af53729d3cdd Armin Rigo's fix & test for
Michael W. Hudson <mwh@python.net>
parents: 28759
diff changeset
948 JUMPTO(f->f_lasti);
af53729d3cdd Armin Rigo's fix & test for
Michael W. Hudson <mwh@python.net>
parents: 28759
diff changeset
949 if (f->f_stacktop != NULL) {
af53729d3cdd Armin Rigo's fix & test for
Michael W. Hudson <mwh@python.net>
parents: 28759
diff changeset
950 stack_pointer = f->f_stacktop;
af53729d3cdd Armin Rigo's fix & test for
Michael W. Hudson <mwh@python.net>
parents: 28759
diff changeset
951 f->f_stacktop = NULL;
af53729d3cdd Armin Rigo's fix & test for
Michael W. Hudson <mwh@python.net>
parents: 28759
diff changeset
952 }
af53729d3cdd Armin Rigo's fix & test for
Michael W. Hudson <mwh@python.net>
parents: 28759
diff changeset
953 if (err) {
26110
964d6b79c22e This is Richie Hindle's patch:
Michael W. Hudson <mwh@python.net>
parents: 26109
diff changeset
954 /* trace function raised an exception */
964d6b79c22e This is Richie Hindle's patch:
Michael W. Hudson <mwh@python.net>
parents: 26109
diff changeset
955 goto on_error;
964d6b79c22e This is Richie Hindle's patch:
Michael W. Hudson <mwh@python.net>
parents: 26109
diff changeset
956 }
26109
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
957 }
e61b946474df Assorted patches from Armin Rigo:
Michael W. Hudson <mwh@python.net>
parents: 26079
diff changeset
958
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
959 /* Extract opcode and argument */
1016
a41e3ba5b47d Add some debugging features if DEBUG defined
Guido van Rossum <guido@python.org>
parents: 974
diff changeset
960
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
961 opcode = NEXTOP();
32359
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
962 oparg = 0; /* allows oparg to be stored in a register because
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
963 it doesn't have to be remembered across a full loop */
31894
310dd98ea064 Revert 2.393, elimination of pre-decrementing, which
Raymond Hettinger <python@rcn.com>
parents: 31880
diff changeset
964 if (HAS_ARG(opcode))
310dd98ea064 Revert 2.393, elimination of pre-decrementing, which
Raymond Hettinger <python@rcn.com>
parents: 31880
diff changeset
965 oparg = NEXTARG();
14147
21ec69a56228 Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents: 14100
diff changeset
966 dispatch_opcode:
5049
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
967 #ifdef DYNAMIC_EXECUTION_PROFILE
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
968 #ifdef DXPAIRS
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
969 dxpairs[lastopcode][opcode]++;
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
970 lastopcode = opcode;
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
971 #endif
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
972 dxp[opcode]++;
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
973 #endif
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
974
567
8c179d023583 User trace feature.
Guido van Rossum <guido@python.org>
parents: 565
diff changeset
975 #ifdef LLTRACE
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
976 /* Instruction tracing */
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
977
567
8c179d023583 User trace feature.
Guido van Rossum <guido@python.org>
parents: 565
diff changeset
978 if (lltrace) {
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
979 if (HAS_ARG(opcode)) {
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
980 printf("%d: %d, %d\n",
24844
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
981 f->f_lasti, opcode, oparg);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
982 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
983 else {
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
984 printf("%d: %d\n",
24844
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
985 f->f_lasti, opcode);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
986 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
987 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
988 #endif
24844
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
989
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
990 /* Main switch on opcode */
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
991 READ_TIMESTAMP(inst0);
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
992
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
993 switch (opcode) {
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
994
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
995 /* BEWARE!
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
996 It is essential that any operation that fails sets either
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
997 x to NULL, err to nonzero, or why to anything but WHY_NOT,
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
998 and that no operation that succeeds does this! */
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
999
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1000 /* case STOP_CODE: this is an error! */
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1001
32395
6bc6abba8659 Install two code generation optimizations that depend on NOP.
Raymond Hettinger <python@rcn.com>
parents: 32359
diff changeset
1002 case NOP:
6bc6abba8659 Install two code generation optimizations that depend on NOP.
Raymond Hettinger <python@rcn.com>
parents: 32359
diff changeset
1003 goto fast_next_opcode;
6bc6abba8659 Install two code generation optimizations that depend on NOP.
Raymond Hettinger <python@rcn.com>
parents: 32359
diff changeset
1004
21974
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1005 case LOAD_FAST:
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1006 x = GETLOCAL(oparg);
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1007 if (x != NULL) {
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1008 Py_INCREF(x);
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1009 PUSH(x);
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1010 goto fast_next_opcode;
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1011 }
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1012 format_exc_check_arg(PyExc_UnboundLocalError,
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1013 UNBOUNDLOCAL_ERROR_MSG,
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1014 PyTuple_GetItem(co->co_varnames, oparg));
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1015 break;
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1016
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1017 case LOAD_CONST:
24545
d2f41c8a81f0 small speedup for constant and name access
Skip Montanaro <skip@pobox.com>
parents: 24284
diff changeset
1018 x = GETITEM(consts, oparg);
21974
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1019 Py_INCREF(x);
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1020 PUSH(x);
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1021 goto fast_next_opcode;
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1022
28304
b14d6741f496 Eliminate data dependency in predict macro.
Raymond Hettinger <python@rcn.com>
parents: 28303
diff changeset
1023 PREDICTED_WITH_ARG(STORE_FAST);
21974
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1024 case STORE_FAST:
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1025 v = POP();
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1026 SETLOCAL(oparg, v);
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1027 goto fast_next_opcode;
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1028
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
1029 PREDICTED(POP_TOP);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1030 case POP_TOP:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1031 v = POP();
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1032 Py_DECREF(v);
21974
052efc06520a Move some opcodes to top of big eval_frame switch statement. Skip
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 21935
diff changeset
1033 goto fast_next_opcode;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1034
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1035 case ROT_TWO:
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1036 v = TOP();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1037 w = SECOND();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1038 SET_TOP(w);
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1039 SET_SECOND(v);
28296
7654c24decc4 SF patch #701907: More use of fast_next_opcode
Raymond Hettinger <python@rcn.com>
parents: 28121
diff changeset
1040 goto fast_next_opcode;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1041
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1042 case ROT_THREE:
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1043 v = TOP();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1044 w = SECOND();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1045 x = THIRD();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1046 SET_TOP(w);
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1047 SET_SECOND(x);
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1048 SET_THIRD(v);
28296
7654c24decc4 SF patch #701907: More use of fast_next_opcode
Raymond Hettinger <python@rcn.com>
parents: 28121
diff changeset
1049 goto fast_next_opcode;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1050
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1051 case ROT_FOUR:
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1052 u = TOP();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1053 v = SECOND();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1054 w = THIRD();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1055 x = FOURTH();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1056 SET_TOP(v);
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1057 SET_SECOND(w);
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1058 SET_THIRD(x);
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1059 SET_FOURTH(u);
28296
7654c24decc4 SF patch #701907: More use of fast_next_opcode
Raymond Hettinger <python@rcn.com>
parents: 28121
diff changeset
1060 goto fast_next_opcode;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1061
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1062 case DUP_TOP:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1063 v = TOP();
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1064 Py_INCREF(v);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1065 PUSH(v);
28296
7654c24decc4 SF patch #701907: More use of fast_next_opcode
Raymond Hettinger <python@rcn.com>
parents: 28121
diff changeset
1066 goto fast_next_opcode;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1067
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1068 case DUP_TOPX:
27295
b8387730dd8f SF patch #670367: Micro-optimizations for ceval.c
Raymond Hettinger <python@rcn.com>
parents: 27243
diff changeset
1069 if (oparg == 2) {
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1070 x = TOP();
15151
ca9f6a8e9885 Attempt to fix bogus gcc -Wall warnings reported by Marc-Andre Lemburg,
Tim Peters <tim.peters@gmail.com>
parents: 14869
diff changeset
1071 Py_INCREF(x);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1072 w = SECOND();
15151
ca9f6a8e9885 Attempt to fix bogus gcc -Wall warnings reported by Marc-Andre Lemburg,
Tim Peters <tim.peters@gmail.com>
parents: 14869
diff changeset
1073 Py_INCREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1074 STACKADJ(2);
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1075 SET_TOP(x);
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1076 SET_SECOND(w);
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
1077 goto fast_next_opcode;
27295
b8387730dd8f SF patch #670367: Micro-optimizations for ceval.c
Raymond Hettinger <python@rcn.com>
parents: 27243
diff changeset
1078 } else if (oparg == 3) {
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1079 x = TOP();
15151
ca9f6a8e9885 Attempt to fix bogus gcc -Wall warnings reported by Marc-Andre Lemburg,
Tim Peters <tim.peters@gmail.com>
parents: 14869
diff changeset
1080 Py_INCREF(x);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1081 w = SECOND();
15151
ca9f6a8e9885 Attempt to fix bogus gcc -Wall warnings reported by Marc-Andre Lemburg,
Tim Peters <tim.peters@gmail.com>
parents: 14869
diff changeset
1082 Py_INCREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1083 v = THIRD();
15151
ca9f6a8e9885 Attempt to fix bogus gcc -Wall warnings reported by Marc-Andre Lemburg,
Tim Peters <tim.peters@gmail.com>
parents: 14869
diff changeset
1084 Py_INCREF(v);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1085 STACKADJ(3);
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1086 SET_TOP(x);
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1087 SET_SECOND(w);
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1088 SET_THIRD(v);
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
1089 goto fast_next_opcode;
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1090 }
27295
b8387730dd8f SF patch #670367: Micro-optimizations for ceval.c
Raymond Hettinger <python@rcn.com>
parents: 27243
diff changeset
1091 Py_FatalError("invalid argument to DUP_TOPX"
b8387730dd8f SF patch #670367: Micro-optimizations for ceval.c
Raymond Hettinger <python@rcn.com>
parents: 27243
diff changeset
1092 " (bytecode corruption?)");
15151
ca9f6a8e9885 Attempt to fix bogus gcc -Wall warnings reported by Marc-Andre Lemburg,
Tim Peters <tim.peters@gmail.com>
parents: 14869
diff changeset
1093 break;
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1094
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1095 case UNARY_POSITIVE:
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1096 v = TOP();
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1097 x = PyNumber_Positive(v);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1098 Py_DECREF(v);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1099 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1100 if (x != NULL) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1101 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1102
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1103 case UNARY_NEGATIVE:
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1104 v = TOP();
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1105 x = PyNumber_Negative(v);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1106 Py_DECREF(v);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1107 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1108 if (x != NULL) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1109 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1110
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1111 case UNARY_NOT:
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1112 v = TOP();
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1113 err = PyObject_IsTrue(v);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1114 Py_DECREF(v);
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1115 if (err == 0) {
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1116 Py_INCREF(Py_True);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1117 SET_TOP(Py_True);
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1118 continue;
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1119 }
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1120 else if (err > 0) {
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1121 Py_INCREF(Py_False);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1122 SET_TOP(Py_False);
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1123 err = 0;
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1124 continue;
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1125 }
27243
3afbd55fb18f Replaced POP() with STACKADJ(-1) on lines where the result wasn't used.
Raymond Hettinger <python@rcn.com>
parents: 27201
diff changeset
1126 STACKADJ(-1);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1127 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1128
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1129 case UNARY_INVERT:
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1130 v = TOP();
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1131 x = PyNumber_Invert(v);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1132 Py_DECREF(v);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1133 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1134 if (x != NULL) continue;
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1135 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1136
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3294
diff changeset
1137 case BINARY_POWER:
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3294
diff changeset
1138 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1139 v = TOP();
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1140 x = PyNumber_Power(v, w, Py_None);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1141 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1142 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1143 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1144 if (x != NULL) continue;
3324
36920bbd81a8 changes for complex and power (**) operator
Guido van Rossum <guido@python.org>
parents: 3294
diff changeset
1145 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1146
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1147 case BINARY_MULTIPLY:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1148 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1149 v = TOP();
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1150 x = PyNumber_Multiply(v, w);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1151 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1152 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1153 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1154 if (x != NULL) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1155 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1156
21251
45e1177424e1 SF bug #488514: -Qnew needs work
Tim Peters <tim.peters@gmail.com>
parents: 21171
diff changeset
1157 case BINARY_TRUE_DIVIDE:
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1158 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1159 v = TOP();
21251
45e1177424e1 SF bug #488514: -Qnew needs work
Tim Peters <tim.peters@gmail.com>
parents: 21171
diff changeset
1160 x = PyNumber_TrueDivide(v, w);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1161 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1162 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1163 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1164 if (x != NULL) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1165 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1166
19051
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1167 case BINARY_FLOOR_DIVIDE:
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1168 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1169 v = TOP();
19051
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1170 x = PyNumber_FloorDivide(v, w);
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1171 Py_DECREF(v);
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1172 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1173 SET_TOP(x);
19051
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1174 if (x != NULL) continue;
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1175 break;
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1176
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1177 case BINARY_MODULO:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1178 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1179 v = TOP();
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1180 x = PyNumber_Remainder(v, w);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1181 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1182 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1183 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1184 if (x != NULL) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1185 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1186
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1187 case BINARY_ADD:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1188 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1189 v = TOP();
44156
fb84bd9500a4 Remove special-casing of integer operations, to stop
Martin v. Löwis <martin@v.loewis.de>
parents: 44099
diff changeset
1190 if (PyUnicode_CheckExact(v) &&
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
1191 PyUnicode_CheckExact(w)) {
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
1192 x = unicode_concatenate(v, w, f, next_instr);
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
1193 /* unicode_concatenate consumed the ref to v */
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
1194 goto skip_decref_vx;
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
1195 }
19434
c140bd7d3bdc When an inlined operation on two small ints causes overflow, don't
Guido van Rossum <guido@python.org>
parents: 19369
diff changeset
1196 else {
5829
f1127d6fcd74 Huge speedup by inlining some common integer operations:
Guido van Rossum <guido@python.org>
parents: 5610
diff changeset
1197 x = PyNumber_Add(v, w);
19434
c140bd7d3bdc When an inlined operation on two small ints causes overflow, don't
Guido van Rossum <guido@python.org>
parents: 19369
diff changeset
1198 }
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1199 Py_DECREF(v);
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
1200 skip_decref_vx:
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1201 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1202 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1203 if (x != NULL) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1204 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1205
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1206 case BINARY_SUBTRACT:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1207 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1208 v = TOP();
44156
fb84bd9500a4 Remove special-casing of integer operations, to stop
Martin v. Löwis <martin@v.loewis.de>
parents: 44099
diff changeset
1209 x = PyNumber_Subtract(v, w);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1210 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1211 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1212 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1213 if (x != NULL) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1214 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1215
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1216 case BINARY_SUBSCR:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1217 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1218 v = TOP();
44156
fb84bd9500a4 Remove special-casing of integer operations, to stop
Martin v. Löwis <martin@v.loewis.de>
parents: 44099
diff changeset
1219 x = PyObject_GetItem(v, w);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1220 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1221 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1222 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1223 if (x != NULL) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1224 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1225
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1226 case BINARY_LSHIFT:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1227 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1228 v = TOP();
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1229 x = PyNumber_Lshift(v, w);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1230 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1231 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1232 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1233 if (x != NULL) continue;
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1234 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1235
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1236 case BINARY_RSHIFT:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1237 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1238 v = TOP();
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1239 x = PyNumber_Rshift(v, w);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1240 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1241 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1242 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1243 if (x != NULL) continue;
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1244 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1245
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1246 case BINARY_AND:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1247 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1248 v = TOP();
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1249 x = PyNumber_And(v, w);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1250 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1251 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1252 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1253 if (x != NULL) continue;
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1254 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1255
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1256 case BINARY_XOR:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1257 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1258 v = TOP();
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1259 x = PyNumber_Xor(v, w);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1260 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1261 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1262 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1263 if (x != NULL) continue;
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1264 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1265
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1266 case BINARY_OR:
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1267 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1268 v = TOP();
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1269 x = PyNumber_Or(v, w);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1270 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1271 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1272 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1273 if (x != NULL) continue;
409
b5fe6482072f Added shift and mask ops.
Guido van Rossum <guido@python.org>
parents: 401
diff changeset
1274 break;
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1275
31618
bc006682acb2 SF patch #910929: Optimize list comprehensions
Raymond Hettinger <python@rcn.com>
parents: 31606
diff changeset
1276 case LIST_APPEND:
bc006682acb2 SF patch #910929: Optimize list comprehensions
Raymond Hettinger <python@rcn.com>
parents: 31606
diff changeset
1277 w = POP();
bc006682acb2 SF patch #910929: Optimize list comprehensions
Raymond Hettinger <python@rcn.com>
parents: 31606
diff changeset
1278 v = POP();
bc006682acb2 SF patch #910929: Optimize list comprehensions
Raymond Hettinger <python@rcn.com>
parents: 31606
diff changeset
1279 err = PyList_Append(v, w);
bc006682acb2 SF patch #910929: Optimize list comprehensions
Raymond Hettinger <python@rcn.com>
parents: 31606
diff changeset
1280 Py_DECREF(v);
bc006682acb2 SF patch #910929: Optimize list comprehensions
Raymond Hettinger <python@rcn.com>
parents: 31606
diff changeset
1281 Py_DECREF(w);
31649
243642bbd03f LIST_APPEND is predicably followed by JUMP_ABSOLUTE.
Raymond Hettinger <python@rcn.com>
parents: 31647
diff changeset
1282 if (err == 0) {
243642bbd03f LIST_APPEND is predicably followed by JUMP_ABSOLUTE.
Raymond Hettinger <python@rcn.com>
parents: 31647
diff changeset
1283 PREDICT(JUMP_ABSOLUTE);
243642bbd03f LIST_APPEND is predicably followed by JUMP_ABSOLUTE.
Raymond Hettinger <python@rcn.com>
parents: 31647
diff changeset
1284 continue;
243642bbd03f LIST_APPEND is predicably followed by JUMP_ABSOLUTE.
Raymond Hettinger <python@rcn.com>
parents: 31647
diff changeset
1285 }
31618
bc006682acb2 SF patch #910929: Optimize list comprehensions
Raymond Hettinger <python@rcn.com>
parents: 31606
diff changeset
1286 break;
bc006682acb2 SF patch #910929: Optimize list comprehensions
Raymond Hettinger <python@rcn.com>
parents: 31606
diff changeset
1287
41464
060c79f6d919 Hide list comp variables and support set comprehensions
Nick Coghlan <ncoghlan@gmail.com>
parents: 41226
diff changeset
1288 case SET_ADD:
060c79f6d919 Hide list comp variables and support set comprehensions
Nick Coghlan <ncoghlan@gmail.com>
parents: 41226
diff changeset
1289 w = POP();
060c79f6d919 Hide list comp variables and support set comprehensions
Nick Coghlan <ncoghlan@gmail.com>
parents: 41226
diff changeset
1290 v = POP();
060c79f6d919 Hide list comp variables and support set comprehensions
Nick Coghlan <ncoghlan@gmail.com>
parents: 41226
diff changeset
1291 err = PySet_Add(v, w);
060c79f6d919 Hide list comp variables and support set comprehensions
Nick Coghlan <ncoghlan@gmail.com>
parents: 41226
diff changeset
1292 Py_DECREF(v);
060c79f6d919 Hide list comp variables and support set comprehensions
Nick Coghlan <ncoghlan@gmail.com>
parents: 41226
diff changeset
1293 Py_DECREF(w);
060c79f6d919 Hide list comp variables and support set comprehensions
Nick Coghlan <ncoghlan@gmail.com>
parents: 41226
diff changeset
1294 if (err == 0) {
060c79f6d919 Hide list comp variables and support set comprehensions
Nick Coghlan <ncoghlan@gmail.com>
parents: 41226
diff changeset
1295 PREDICT(JUMP_ABSOLUTE);
060c79f6d919 Hide list comp variables and support set comprehensions
Nick Coghlan <ncoghlan@gmail.com>
parents: 41226
diff changeset
1296 continue;
060c79f6d919 Hide list comp variables and support set comprehensions
Nick Coghlan <ncoghlan@gmail.com>
parents: 41226
diff changeset
1297 }
060c79f6d919 Hide list comp variables and support set comprehensions
Nick Coghlan <ncoghlan@gmail.com>
parents: 41226
diff changeset
1298 break;
060c79f6d919 Hide list comp variables and support set comprehensions
Nick Coghlan <ncoghlan@gmail.com>
parents: 41226
diff changeset
1299
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1300 case INPLACE_POWER:
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1301 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1302 v = TOP();
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1303 x = PyNumber_InPlacePower(v, w, Py_None);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1304 Py_DECREF(v);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1305 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1306 SET_TOP(x);
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1307 if (x != NULL) continue;
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1308 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1309
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1310 case INPLACE_MULTIPLY:
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1311 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1312 v = TOP();
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1313 x = PyNumber_InPlaceMultiply(v, w);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1314 Py_DECREF(v);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1315 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1316 SET_TOP(x);
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1317 if (x != NULL) continue;
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1318 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1319
21537
ca27d82ac89b SF bug #496549 -Qnew and in-place division "/=".
Tim Peters <tim.peters@gmail.com>
parents: 21477
diff changeset
1320 case INPLACE_TRUE_DIVIDE:
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1321 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1322 v = TOP();
21537
ca27d82ac89b SF bug #496549 -Qnew and in-place division "/=".
Tim Peters <tim.peters@gmail.com>
parents: 21477
diff changeset
1323 x = PyNumber_InPlaceTrueDivide(v, w);
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1324 Py_DECREF(v);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1325 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1326 SET_TOP(x);
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1327 if (x != NULL) continue;
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1328 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1329
19051
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1330 case INPLACE_FLOOR_DIVIDE:
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1331 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1332 v = TOP();
19051
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1333 x = PyNumber_InPlaceFloorDivide(v, w);
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1334 Py_DECREF(v);
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1335 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1336 SET_TOP(x);
19051
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1337 if (x != NULL) continue;
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1338 break;
f20727cc3d0f Implement PEP 238 in its (almost) full glory.
Guido van Rossum <guido@python.org>
parents: 18933
diff changeset
1339
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1340 case INPLACE_MODULO:
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1341 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1342 v = TOP();
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1343 x = PyNumber_InPlaceRemainder(v, w);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1344 Py_DECREF(v);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1345 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1346 SET_TOP(x);
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1347 if (x != NULL) continue;
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1348 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1349
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1350 case INPLACE_ADD:
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1351 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1352 v = TOP();
44156
fb84bd9500a4 Remove special-casing of integer operations, to stop
Martin v. Löwis <martin@v.loewis.de>
parents: 44099
diff changeset
1353 if (PyUnicode_CheckExact(v) &&
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
1354 PyUnicode_CheckExact(w)) {
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
1355 x = unicode_concatenate(v, w, f, next_instr);
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
1356 /* unicode_concatenate consumed the ref to v */
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
1357 goto skip_decref_v;
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
1358 }
19434
c140bd7d3bdc When an inlined operation on two small ints causes overflow, don't
Guido van Rossum <guido@python.org>
parents: 19369
diff changeset
1359 else {
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1360 x = PyNumber_InPlaceAdd(v, w);
19434
c140bd7d3bdc When an inlined operation on two small ints causes overflow, don't
Guido van Rossum <guido@python.org>
parents: 19369
diff changeset
1361 }
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1362 Py_DECREF(v);
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
1363 skip_decref_v:
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1364 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1365 SET_TOP(x);
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1366 if (x != NULL) continue;
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1367 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1368
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1369 case INPLACE_SUBTRACT:
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1370 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1371 v = TOP();
44156
fb84bd9500a4 Remove special-casing of integer operations, to stop
Martin v. Löwis <martin@v.loewis.de>
parents: 44099
diff changeset
1372 x = PyNumber_InPlaceSubtract(v, w);
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1373 Py_DECREF(v);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1374 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1375 SET_TOP(x);
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1376 if (x != NULL) continue;
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1377 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1378
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1379 case INPLACE_LSHIFT:
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1380 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1381 v = TOP();
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1382 x = PyNumber_InPlaceLshift(v, w);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1383 Py_DECREF(v);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1384 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1385 SET_TOP(x);
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1386 if (x != NULL) continue;
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1387 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1388
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1389 case INPLACE_RSHIFT:
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1390 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1391 v = TOP();
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1392 x = PyNumber_InPlaceRshift(v, w);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1393 Py_DECREF(v);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1394 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1395 SET_TOP(x);
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1396 if (x != NULL) continue;
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1397 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1398
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1399 case INPLACE_AND:
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1400 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1401 v = TOP();
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1402 x = PyNumber_InPlaceAnd(v, w);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1403 Py_DECREF(v);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1404 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1405 SET_TOP(x);
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1406 if (x != NULL) continue;
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1407 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1408
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1409 case INPLACE_XOR:
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1410 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1411 v = TOP();
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1412 x = PyNumber_InPlaceXor(v, w);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1413 Py_DECREF(v);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1414 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1415 SET_TOP(x);
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1416 if (x != NULL) continue;
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1417 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1418
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1419 case INPLACE_OR:
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1420 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1421 v = TOP();
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1422 x = PyNumber_InPlaceOr(v, w);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1423 Py_DECREF(v);
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1424 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1425 SET_TOP(x);
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1426 if (x != NULL) continue;
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1427 break;
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1428
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1429 case STORE_SUBSCR:
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1430 w = TOP();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1431 v = SECOND();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1432 u = THIRD();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1433 STACKADJ(-3);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1434 /* v[w] = u */
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1435 err = PyObject_SetItem(v, w, u);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1436 Py_DECREF(u);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1437 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1438 Py_DECREF(w);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1439 if (err == 0) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1440 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1441
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1442 case DELETE_SUBSCR:
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1443 w = TOP();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1444 v = SECOND();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1445 STACKADJ(-2);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1446 /* del v[w] */
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1447 err = PyObject_DelItem(v, w);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1448 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1449 Py_DECREF(w);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1450 if (err == 0) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1451 break;
14100
2de0cc174c3b PEP 214, Extended print Statement, has been accepted by the BDFL.
Barry Warsaw <barry@python.org>
parents: 14080
diff changeset
1452
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1453 case PRINT_EXPR:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1454 v = POP();
15811
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1455 w = PySys_GetObject("displayhook");
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1456 if (w == NULL) {
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1457 PyErr_SetString(PyExc_RuntimeError,
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1458 "lost sys.displayhook");
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1459 err = -1;
15814
faaf9f10d849 Fixed bugs noted by Greg Stein
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15811
diff changeset
1460 x = NULL;
15811
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1461 }
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1462 if (err == 0) {
30683
3b59fa5d25b1 Simplify and speedup uses of Py_BuildValue():
Raymond Hettinger <python@rcn.com>
parents: 29669
diff changeset
1463 x = PyTuple_Pack(1, v);
15811
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1464 if (x == NULL)
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1465 err = -1;
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1466 }
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1467 if (err == 0) {
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1468 w = PyEval_CallObject(w, x);
15814
faaf9f10d849 Fixed bugs noted by Greg Stein
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15811
diff changeset
1469 Py_XDECREF(w);
15811
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1470 if (w == NULL)
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1471 err = -1;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1472 }
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1473 Py_DECREF(v);
15811
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1474 Py_XDECREF(x);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1475 break;
15811
1a00d21910c8 Implementation of PEP-0217.
Moshe Zadka <moshez@math.huji.ac.il>
parents: 15809
diff changeset
1476
14163
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1477 #ifdef CASE_TOO_BIG
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1478 default: switch (opcode) {
1b9fd0cbd914 Support for three-token characters (**=, >>=, <<=) which was written by
Thomas Wouters <thomas@python.org>
parents: 14147
diff changeset
1479 #endif
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
1480 case RAISE_VARARGS:
43102
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
1481 v = w = NULL;
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
1482 switch (oparg) {
43411
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
1483 case 2:
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
1484 v = POP(); /* cause */
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
1485 case 1:
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
1486 w = POP(); /* exc */
7946
ad114620f8c2 Make first raise argument optional
Guido van Rossum <guido@python.org>
parents: 7014
diff changeset
1487 case 0: /* Fallthrough */
43102
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
1488 why = do_raise(w, v);
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
1489 break;
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
1490 default:
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1491 PyErr_SetString(PyExc_SystemError,
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
1492 "bad RAISE_VARARGS oparg");
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
1493 why = WHY_EXCEPTION;
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
1494 break;
464
90300ca21200 Added STORE_GLOBAL and DELETE_GLOBAL.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1495 }
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1496 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1497
41226
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1498 case STORE_LOCALS:
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1499 x = POP();
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1500 v = f->f_locals;
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1501 Py_XDECREF(v);
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1502 f->f_locals = x;
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1503 continue;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1504
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1505 case RETURN_VALUE:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1506 retval = POP();
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1507 why = WHY_RETURN;
31462
d5c047807c69 SF patch #864059: optimize eval_frame
Raymond Hettinger <python@rcn.com>
parents: 30979
diff changeset
1508 goto fast_block_end;
1354
fccd415e2eb8 * bltinmodule.c: removed exec() built-in function.
Guido van Rossum <guido@python.org>
parents: 1319
diff changeset
1509
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
1510 case YIELD_VALUE:
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
1511 retval = POP();
18237
f02605b8fdc1 PyFrameObject: rename f_stackbottom to f_stacktop, since it points to
Tim Peters <tim.peters@gmail.com>
parents: 18195
diff changeset
1512 f->f_stacktop = stack_pointer;
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
1513 why = WHY_YIELD;
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1514 /* Put aside the current exception state and restore
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1515 that of the calling frame. This only serves when
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1516 "yield" is used inside an except handler. */
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1517 SWAP_EXC_STATE();
31462
d5c047807c69 SF patch #864059: optimize eval_frame
Raymond Hettinger <python@rcn.com>
parents: 30979
diff changeset
1518 goto fast_yield;
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
1519
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1520 case POP_EXCEPT:
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1521 {
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1522 PyTryBlock *b = PyFrame_BlockPop(f);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1523 if (b->b_type != EXCEPT_HANDLER) {
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1524 PyErr_SetString(PyExc_SystemError,
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1525 "popped block is not an except handler");
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1526 why = WHY_EXCEPTION;
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1527 break;
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1528 }
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1529 UNWIND_EXCEPT_HANDLER(b);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1530 }
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1531 continue;
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1532
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1533 case POP_BLOCK:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1534 {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1535 PyTryBlock *b = PyFrame_BlockPop(f);
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1536 UNWIND_BLOCK(b);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1537 }
31880
4c6fdeb8e2e0 Use continue instead of break whereever possible.
Raymond Hettinger <python@rcn.com>
parents: 31879
diff changeset
1538 continue;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1539
45635
882eba145119 Merged revisions 61189-61190,61192,61194-61195,61198-61199 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45017
diff changeset
1540 PREDICTED(END_FINALLY);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1541 case END_FINALLY:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1542 v = POP();
44099
f324631462a2 Cleanup: Replaced most PyInt_ aliases with PyLong_ and disabled the aliases in intobject.h
Christian Heimes <christian@cheimes.de>
parents: 43996
diff changeset
1543 if (PyLong_Check(v)) {
f324631462a2 Cleanup: Replaced most PyInt_ aliases with PyLong_ and disabled the aliases in intobject.h
Christian Heimes <christian@cheimes.de>
parents: 43996
diff changeset
1544 why = (enum why_code) PyLong_AS_LONG(v);
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
1545 assert(why != WHY_YIELD);
31900
0265bf9912ea Some (but not all) of the why code bitfield tests ran faster as
Raymond Hettinger <python@rcn.com>
parents: 31894
diff changeset
1546 if (why == WHY_RETURN ||
0265bf9912ea Some (but not all) of the why code bitfield tests ran faster as
Raymond Hettinger <python@rcn.com>
parents: 31894
diff changeset
1547 why == WHY_CONTINUE)
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1548 retval = POP();
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1549 if (why == WHY_SILENCED) {
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1550 /* An exception was silenced by 'with', we must
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1551 manually unwind the EXCEPT_HANDLER block which was
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1552 created when the exception was caught, otherwise
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1553 the stack will be in an inconsistent state. */
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1554 PyTryBlock *b = PyFrame_BlockPop(f);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1555 if (b->b_type != EXCEPT_HANDLER) {
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1556 PyErr_SetString(PyExc_SystemError,
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1557 "popped block is not an except handler");
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1558 why = WHY_EXCEPTION;
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1559 }
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1560 else {
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1561 UNWIND_EXCEPT_HANDLER(b);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1562 why = WHY_NOT;
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1563 }
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
1564 }
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1565 }
40942
4b9d0dac79cc You can no longer catch non-BaseException objects; TypeError is raised if such
Brett Cannon <bcannon@gmail.com>
parents: 40937
diff changeset
1566 else if (PyExceptionClass_Check(v)) {
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1567 w = POP();
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
1568 u = POP();
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1569 PyErr_Restore(v, w, u);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1570 why = WHY_RERAISE;
2872
d3b07ba3e12d fix bogus DECREF in finally clause
Guido van Rossum <guido@python.org>
parents: 2866
diff changeset
1571 break;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1572 }
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1573 else if (v != Py_None) {
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1574 PyErr_SetString(PyExc_SystemError,
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1575 "'finally' pops bad exception");
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1576 why = WHY_EXCEPTION;
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1577 }
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1578 Py_DECREF(v);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1579 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1580
41226
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1581 case LOAD_BUILD_CLASS:
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1582 x = PyDict_GetItemString(f->f_builtins,
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1583 "__build_class__");
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1584 if (x == NULL) {
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1585 PyErr_SetString(PyExc_ImportError,
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1586 "__build_class__ not found");
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1587 break;
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1588 }
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1589 Py_INCREF(x);
19f7ff443718 Implement PEP 3115 -- new metaclass syntax and semantics.
Guido van Rossum <guido@python.org>
parents: 40946
diff changeset
1590 PUSH(x);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1591 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1592
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1593 case STORE_NAME:
24607
3e4d432872ea get rid of GETNAMEV macro - use GETITEM directly
Skip Montanaro <skip@pobox.com>
parents: 24545
diff changeset
1594 w = GETITEM(names, oparg);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1595 v = POP();
31878
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1596 if ((x = f->f_locals) != NULL) {
32890
b8c2aa2be19a Completed the patch for Bug #215126.
Raymond Hettinger <python@rcn.com>
parents: 32531
diff changeset
1597 if (PyDict_CheckExact(x))
32463
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 32421
diff changeset
1598 err = PyDict_SetItem(x, w, v);
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 32421
diff changeset
1599 else
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 32421
diff changeset
1600 err = PyObject_SetItem(x, w, v);
31878
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1601 Py_DECREF(v);
31880
4c6fdeb8e2e0 Use continue instead of break whereever possible.
Raymond Hettinger <python@rcn.com>
parents: 31879
diff changeset
1602 if (err == 0) continue;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1603 break;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1604 }
31878
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1605 PyErr_Format(PyExc_SystemError,
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
1606 "no locals found when storing %R", w);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1607 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1608
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1609 case DELETE_NAME:
24607
3e4d432872ea get rid of GETNAMEV macro - use GETITEM directly
Skip Montanaro <skip@pobox.com>
parents: 24545
diff changeset
1610 w = GETITEM(names, oparg);
31878
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1611 if ((x = f->f_locals) != NULL) {
32463
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 32421
diff changeset
1612 if ((err = PyObject_DelItem(x, w)) != 0)
31878
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1613 format_exc_check_arg(PyExc_NameError,
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1614 NAME_ERROR_MSG,
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1615 w);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1616 break;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1617 }
31878
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1618 PyErr_Format(PyExc_SystemError,
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
1619 "no locals when deleting %R", w);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1620 break;
944
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
1621
28304
b14d6741f496 Eliminate data dependency in predict macro.
Raymond Hettinger <python@rcn.com>
parents: 28303
diff changeset
1622 PREDICTED_WITH_ARG(UNPACK_SEQUENCE);
13930
4eaa463c031a Merge UNPACK_LIST and UNPACK_TUPLE into a single UNPACK_SEQUENCE, since they
Thomas Wouters <thomas@python.org>
parents: 13881
diff changeset
1623 case UNPACK_SEQUENCE:
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1624 v = POP();
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1625 if (PyTuple_CheckExact(v) &&
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1626 PyTuple_GET_SIZE(v) == oparg) {
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1627 PyObject **items = \
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1628 ((PyTupleObject *)v)->ob_item;
31630
b4e4dbd24fe7 Refactor and optimize code for UNPACK_SEQUENCE.
Raymond Hettinger <python@rcn.com>
parents: 31618
diff changeset
1629 while (oparg--) {
b4e4dbd24fe7 Refactor and optimize code for UNPACK_SEQUENCE.
Raymond Hettinger <python@rcn.com>
parents: 31618
diff changeset
1630 w = items[oparg];
b4e4dbd24fe7 Refactor and optimize code for UNPACK_SEQUENCE.
Raymond Hettinger <python@rcn.com>
parents: 31618
diff changeset
1631 Py_INCREF(w);
b4e4dbd24fe7 Refactor and optimize code for UNPACK_SEQUENCE.
Raymond Hettinger <python@rcn.com>
parents: 31618
diff changeset
1632 PUSH(w);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1633 }
31880
4c6fdeb8e2e0 Use continue instead of break whereever possible.
Raymond Hettinger <python@rcn.com>
parents: 31879
diff changeset
1634 Py_DECREF(v);
4c6fdeb8e2e0 Use continue instead of break whereever possible.
Raymond Hettinger <python@rcn.com>
parents: 31879
diff changeset
1635 continue;
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1636 } else if (PyList_CheckExact(v) &&
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1637 PyList_GET_SIZE(v) == oparg) {
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1638 PyObject **items = \
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1639 ((PyListObject *)v)->ob_item;
31630
b4e4dbd24fe7 Refactor and optimize code for UNPACK_SEQUENCE.
Raymond Hettinger <python@rcn.com>
parents: 31618
diff changeset
1640 while (oparg--) {
b4e4dbd24fe7 Refactor and optimize code for UNPACK_SEQUENCE.
Raymond Hettinger <python@rcn.com>
parents: 31618
diff changeset
1641 w = items[oparg];
b4e4dbd24fe7 Refactor and optimize code for UNPACK_SEQUENCE.
Raymond Hettinger <python@rcn.com>
parents: 31618
diff changeset
1642 Py_INCREF(w);
b4e4dbd24fe7 Refactor and optimize code for UNPACK_SEQUENCE.
Raymond Hettinger <python@rcn.com>
parents: 31618
diff changeset
1643 PUSH(w);
6157
647e60fb3bac eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents: 6147
diff changeset
1644 }
41699
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1645 } else if (unpack_iterable(v, oparg, -1,
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1646 stack_pointer + oparg)) {
18195
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
1647 stack_pointer += oparg;
41554
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41464
diff changeset
1648 } else {
06145fbc7ab9 Merged revisions 53952-54987 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41464
diff changeset
1649 /* unpack_iterable() raised an exception */
6157
647e60fb3bac eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents: 6147
diff changeset
1650 why = WHY_EXCEPTION;
20183
c6b6189a8397 SF bug [#466173] unpack TypeError unclear
Tim Peters <tim.peters@gmail.com>
parents: 20114
diff changeset
1651 }
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1652 Py_DECREF(v);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1653 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1654
41699
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1655 case UNPACK_EX:
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1656 {
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1657 int totalargs = 1 + (oparg & 0xFF) + (oparg >> 8);
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1658 v = POP();
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1659
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1660 if (unpack_iterable(v, oparg & 0xFF, oparg >> 8,
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1661 stack_pointer + totalargs)) {
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1662 stack_pointer += totalargs;
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1663 } else {
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1664 why = WHY_EXCEPTION;
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1665 }
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1666 Py_DECREF(v);
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1667 break;
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1668 }
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
1669
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1670 case STORE_ATTR:
24607
3e4d432872ea get rid of GETNAMEV macro - use GETITEM directly
Skip Montanaro <skip@pobox.com>
parents: 24545
diff changeset
1671 w = GETITEM(names, oparg);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1672 v = TOP();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1673 u = SECOND();
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1674 STACKADJ(-2);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1675 err = PyObject_SetAttr(v, w, u); /* v.w = u */
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1676 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1677 Py_DECREF(u);
31880
4c6fdeb8e2e0 Use continue instead of break whereever possible.
Raymond Hettinger <python@rcn.com>
parents: 31879
diff changeset
1678 if (err == 0) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1679 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1680
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1681 case DELETE_ATTR:
24607
3e4d432872ea get rid of GETNAMEV macro - use GETITEM directly
Skip Montanaro <skip@pobox.com>
parents: 24545
diff changeset
1682 w = GETITEM(names, oparg);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1683 v = POP();
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
1684 err = PyObject_SetAttr(v, w, (PyObject *)NULL);
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
1685 /* del v.w */
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1686 Py_DECREF(v);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1687 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1688
464
90300ca21200 Added STORE_GLOBAL and DELETE_GLOBAL.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1689 case STORE_GLOBAL:
24607
3e4d432872ea get rid of GETNAMEV macro - use GETITEM directly
Skip Montanaro <skip@pobox.com>
parents: 24545
diff changeset
1690 w = GETITEM(names, oparg);
464
90300ca21200 Added STORE_GLOBAL and DELETE_GLOBAL.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1691 v = POP();
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1692 err = PyDict_SetItem(f->f_globals, w, v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1693 Py_DECREF(v);
31880
4c6fdeb8e2e0 Use continue instead of break whereever possible.
Raymond Hettinger <python@rcn.com>
parents: 31879
diff changeset
1694 if (err == 0) continue;
464
90300ca21200 Added STORE_GLOBAL and DELETE_GLOBAL.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1695 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1696
464
90300ca21200 Added STORE_GLOBAL and DELETE_GLOBAL.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1697 case DELETE_GLOBAL:
24607
3e4d432872ea get rid of GETNAMEV macro - use GETITEM directly
Skip Montanaro <skip@pobox.com>
parents: 24545
diff changeset
1698 w = GETITEM(names, oparg);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1699 if ((err = PyDict_DelItem(f->f_globals, w)) != 0)
14268
cd8b815cb196 Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents: 14238
diff changeset
1700 format_exc_check_arg(
16257
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1701 PyExc_NameError, GLOBAL_NAME_ERROR_MSG, w);
464
90300ca21200 Added STORE_GLOBAL and DELETE_GLOBAL.
Guido van Rossum <guido@python.org>
parents: 409
diff changeset
1702 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1703
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1704 case LOAD_NAME:
24607
3e4d432872ea get rid of GETNAMEV macro - use GETITEM directly
Skip Montanaro <skip@pobox.com>
parents: 24545
diff changeset
1705 w = GETITEM(names, oparg);
32463
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 32421
diff changeset
1706 if ((v = f->f_locals) == NULL) {
16017
7234d7c3c29f clearer error messages for apply() and "no locals"
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15948
diff changeset
1707 PyErr_Format(PyExc_SystemError,
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
1708 "no locals when loading %R", w);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1709 break;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1710 }
32900
ac73f6662e11 Fix for the unfortunate fact that PyDict_GetItem and PyObject_GetItem
Michael W. Hudson <mwh@python.net>
parents: 32890
diff changeset
1711 if (PyDict_CheckExact(v)) {
32463
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 32421
diff changeset
1712 x = PyDict_GetItem(v, w);
32900
ac73f6662e11 Fix for the unfortunate fact that PyDict_GetItem and PyObject_GetItem
Michael W. Hudson <mwh@python.net>
parents: 32890
diff changeset
1713 Py_XINCREF(x);
ac73f6662e11 Fix for the unfortunate fact that PyDict_GetItem and PyObject_GetItem
Michael W. Hudson <mwh@python.net>
parents: 32890
diff changeset
1714 }
32463
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 32421
diff changeset
1715 else {
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 32421
diff changeset
1716 x = PyObject_GetItem(v, w);
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 32421
diff changeset
1717 if (x == NULL && PyErr_Occurred()) {
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1718 if (!PyErr_ExceptionMatches(
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1719 PyExc_KeyError))
32463
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 32421
diff changeset
1720 break;
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 32421
diff changeset
1721 PyErr_Clear();
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 32421
diff changeset
1722 }
d4a59230e93a SF Bug #215126: Over restricted type checking on eval() function
Raymond Hettinger <python@rcn.com>
parents: 32421
diff changeset
1723 }
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1724 if (x == NULL) {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1725 x = PyDict_GetItem(f->f_globals, w);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1726 if (x == NULL) {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1727 x = PyDict_GetItem(f->f_builtins, w);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1728 if (x == NULL) {
14268
cd8b815cb196 Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents: 14238
diff changeset
1729 format_exc_check_arg(
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1730 PyExc_NameError,
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1731 NAME_ERROR_MSG, w);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1732 break;
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1733 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1734 }
32900
ac73f6662e11 Fix for the unfortunate fact that PyDict_GetItem and PyObject_GetItem
Michael W. Hudson <mwh@python.net>
parents: 32890
diff changeset
1735 Py_INCREF(x);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1736 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1737 PUSH(x);
31878
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1738 continue;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1739
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1740 case LOAD_GLOBAL:
24607
3e4d432872ea get rid of GETNAMEV macro - use GETITEM directly
Skip Montanaro <skip@pobox.com>
parents: 24545
diff changeset
1741 w = GETITEM(names, oparg);
42860
bf1a53cc6e65 Use unicode
Neal Norwitz <nnorwitz@gmail.com>
parents: 42334
diff changeset
1742 if (PyUnicode_CheckExact(w)) {
24900
2cdf3d0dfabd Add a warning comment to the LOAD_GLOBAL inline code.
Guido van Rossum <guido@python.org>
parents: 24899
diff changeset
1743 /* Inline the PyDict_GetItem() calls.
2cdf3d0dfabd Add a warning comment to the LOAD_GLOBAL inline code.
Guido van Rossum <guido@python.org>
parents: 24899
diff changeset
1744 WARNING: this is an extreme speed hack.
2cdf3d0dfabd Add a warning comment to the LOAD_GLOBAL inline code.
Guido van Rossum <guido@python.org>
parents: 24899
diff changeset
1745 Do not try this at home. */
42860
bf1a53cc6e65 Use unicode
Neal Norwitz <nnorwitz@gmail.com>
parents: 42334
diff changeset
1746 long hash = ((PyUnicodeObject *)w)->hash;
24899
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1747 if (hash != -1) {
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1748 PyDictObject *d;
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1749 PyDictEntry *e;
24899
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1750 d = (PyDictObject *)(f->f_globals);
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1751 e = d->ma_lookup(d, w, hash);
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1752 if (e == NULL) {
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1753 x = NULL;
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1754 break;
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1755 }
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1756 x = e->me_value;
24899
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1757 if (x != NULL) {
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1758 Py_INCREF(x);
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1759 PUSH(x);
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1760 continue;
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1761 }
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1762 d = (PyDictObject *)(f->f_builtins);
38669
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1763 e = d->ma_lookup(d, w, hash);
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1764 if (e == NULL) {
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1765 x = NULL;
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1766 break;
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1767 }
19fd6141940d Partially merge trunk into p3yk. The removal of Mac/Tools is confusing svn
Thomas Wouters <thomas@python.org>
parents: 38453
diff changeset
1768 x = e->me_value;
24899
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1769 if (x != NULL) {
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1770 Py_INCREF(x);
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1771 PUSH(x);
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1772 continue;
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1773 }
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1774 goto load_global_error;
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1775 }
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1776 }
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1777 /* This is the un-inlined version of the code above */
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1778 x = PyDict_GetItem(f->f_globals, w);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1779 if (x == NULL) {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1780 x = PyDict_GetItem(f->f_builtins, w);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1781 if (x == NULL) {
24899
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1782 load_global_error:
14268
cd8b815cb196 Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents: 14238
diff changeset
1783 format_exc_check_arg(
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1784 PyExc_NameError,
24899
8f8fe990e82c Another ugly inlining hack, expanding the two PyDict_GetItem() calls
Guido van Rossum <guido@python.org>
parents: 24870
diff changeset
1785 GLOBAL_NAME_ERROR_MSG, w);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1786 break;
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1787 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1788 }
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1789 Py_INCREF(x);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1790 PUSH(x);
31880
4c6fdeb8e2e0 Use continue instead of break whereever possible.
Raymond Hettinger <python@rcn.com>
parents: 31879
diff changeset
1791 continue;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1792
1262
f820e6917f07 Changes to speed up local variables enormously, by avoiding dictionary
Guido van Rossum <guido@python.org>
parents: 1257
diff changeset
1793 case DELETE_FAST:
8318
ec87b62466d3 DELETE_FAST should issue an exception when the local variable is undefined.
Guido van Rossum <guido@python.org>
parents: 7982
diff changeset
1794 x = GETLOCAL(oparg);
31878
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1795 if (x != NULL) {
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1796 SETLOCAL(oparg, NULL);
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1797 continue;
8318
ec87b62466d3 DELETE_FAST should issue an exception when the local variable is undefined.
Guido van Rossum <guido@python.org>
parents: 7982
diff changeset
1798 }
31878
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1799 format_exc_check_arg(
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1800 PyExc_UnboundLocalError,
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1801 UNBOUNDLOCAL_ERROR_MSG,
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1802 PyTuple_GetItem(co->co_varnames, oparg)
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1803 );
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1804 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1805
16257
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1806 case LOAD_CLOSURE:
16355
e4420c2468f9 Remove f_closure slot of frameobject and use f_localsplus instead.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16257
diff changeset
1807 x = freevars[oparg];
16257
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1808 Py_INCREF(x);
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1809 PUSH(x);
31880
4c6fdeb8e2e0 Use continue instead of break whereever possible.
Raymond Hettinger <python@rcn.com>
parents: 31879
diff changeset
1810 if (x != NULL) continue;
16257
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1811 break;
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1812
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1813 case LOAD_DEREF:
16355
e4420c2468f9 Remove f_closure slot of frameobject and use f_localsplus instead.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16257
diff changeset
1814 x = freevars[oparg];
16257
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1815 w = PyCell_Get(x);
31878
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1816 if (w != NULL) {
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1817 PUSH(w);
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1818 continue;
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1819 }
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1820 err = -1;
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1821 /* Don't stomp existing exception */
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1822 if (PyErr_Occurred())
16453
2e3dd62ceac5 SF patch 103596 by Nick Mathewson: rause UnboundLocalError for
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16398
diff changeset
1823 break;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
1824 if (oparg < PyTuple_GET_SIZE(co->co_cellvars)) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
1825 v = PyTuple_GET_ITEM(co->co_cellvars,
31878
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1826 oparg);
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1827 format_exc_check_arg(
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1828 PyExc_UnboundLocalError,
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1829 UNBOUNDLOCAL_ERROR_MSG,
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1830 v);
26ee1b3eb345 Small code improvements for readability, code size, and/or speed.
Raymond Hettinger <python@rcn.com>
parents: 31875
diff changeset
1831 } else {
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1832 v = PyTuple_GET_ITEM(co->co_freevars, oparg -
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1833 PyTuple_GET_SIZE(co->co_cellvars));
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1834 format_exc_check_arg(PyExc_NameError,
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
1835 UNBOUNDFREE_ERROR_MSG, v);
16453
2e3dd62ceac5 SF patch 103596 by Nick Mathewson: rause UnboundLocalError for
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16398
diff changeset
1836 }
16257
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1837 break;
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1838
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1839 case STORE_DEREF:
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1840 w = POP();
16355
e4420c2468f9 Remove f_closure slot of frameobject and use f_localsplus instead.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16257
diff changeset
1841 x = freevars[oparg];
16257
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1842 PyCell_Set(x, w);
17034
ba81d79dc3a3 Variety of small INC/DECREF patches that fix reported memory leaks
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16631
diff changeset
1843 Py_DECREF(w);
16257
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1844 continue;
fd8c7203251f PEP 227 implementation
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16017
diff changeset
1845
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1846 case BUILD_TUPLE:
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1847 x = PyTuple_New(oparg);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1848 if (x != NULL) {
31894
310dd98ea064 Revert 2.393, elimination of pre-decrementing, which
Raymond Hettinger <python@rcn.com>
parents: 31880
diff changeset
1849 for (; --oparg >= 0;) {
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1850 w = POP();
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1851 PyTuple_SET_ITEM(x, oparg, w);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1852 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1853 PUSH(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1854 continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1855 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1856 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1857
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1858 case BUILD_LIST:
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1859 x = PyList_New(oparg);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1860 if (x != NULL) {
31894
310dd98ea064 Revert 2.393, elimination of pre-decrementing, which
Raymond Hettinger <python@rcn.com>
parents: 31880
diff changeset
1861 for (; --oparg >= 0;) {
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1862 w = POP();
8811
e58a614fb8e4 In BUILD_LIST, use PyList_SET_ITEM() instead of PyList_SetItem(); and
Guido van Rossum <guido@python.org>
parents: 8652
diff changeset
1863 PyList_SET_ITEM(x, oparg, w);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1864 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1865 PUSH(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1866 continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1867 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1868 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1869
39693
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1870 case BUILD_SET:
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1871 x = PySet_New(NULL);
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1872 if (x != NULL) {
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1873 for (; --oparg >= 0;) {
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1874 w = POP();
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1875 if (err == 0)
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1876 err = PySet_Add(x, w);
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1877 Py_DECREF(w);
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1878 }
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1879 if (err != 0) {
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1880 Py_DECREF(x);
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1881 break;
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1882 }
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1883 PUSH(x);
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1884 continue;
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1885 }
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1886 break;
d0b83c4630c0 SF patch 1547796 by Georg Brandl -- set literals.
Guido van Rossum <guido@python.org>
parents: 39678
diff changeset
1887
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1888 case BUILD_MAP:
44349
4dc01402d78a Merged revisions 59541-59561 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44310
diff changeset
1889 x = _PyDict_NewPresized((Py_ssize_t)oparg);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1890 PUSH(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1891 if (x != NULL) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1892 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1893
44349
4dc01402d78a Merged revisions 59541-59561 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44310
diff changeset
1894 case STORE_MAP:
4dc01402d78a Merged revisions 59541-59561 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44310
diff changeset
1895 w = TOP(); /* key */
4dc01402d78a Merged revisions 59541-59561 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44310
diff changeset
1896 u = SECOND(); /* value */
4dc01402d78a Merged revisions 59541-59561 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44310
diff changeset
1897 v = THIRD(); /* dict */
4dc01402d78a Merged revisions 59541-59561 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44310
diff changeset
1898 STACKADJ(-2);
4dc01402d78a Merged revisions 59541-59561 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44310
diff changeset
1899 assert (PyDict_CheckExact(v));
4dc01402d78a Merged revisions 59541-59561 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44310
diff changeset
1900 err = PyDict_SetItem(v, w, u); /* v[w] = u */
4dc01402d78a Merged revisions 59541-59561 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44310
diff changeset
1901 Py_DECREF(u);
4dc01402d78a Merged revisions 59541-59561 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44310
diff changeset
1902 Py_DECREF(w);
4dc01402d78a Merged revisions 59541-59561 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44310
diff changeset
1903 if (err == 0) continue;
4dc01402d78a Merged revisions 59541-59561 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44310
diff changeset
1904 break;
4dc01402d78a Merged revisions 59541-59561 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44310
diff changeset
1905
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1906 case LOAD_ATTR:
24607
3e4d432872ea get rid of GETNAMEV macro - use GETITEM directly
Skip Montanaro <skip@pobox.com>
parents: 24545
diff changeset
1907 w = GETITEM(names, oparg);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1908 v = TOP();
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1909 x = PyObject_GetAttr(v, w);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1910 Py_DECREF(v);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1911 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1912 if (x != NULL) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1913 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1914
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1915 case COMPARE_OP:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1916 w = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1917 v = TOP();
44156
fb84bd9500a4 Remove special-casing of integer operations, to stop
Martin v. Löwis <martin@v.loewis.de>
parents: 44099
diff changeset
1918 x = cmp_outcome(oparg, v, w);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1919 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1920 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1921 SET_TOP(x);
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
1922 if (x == NULL) break;
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
1923 PREDICT(JUMP_IF_FALSE);
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
1924 PREDICT(JUMP_IF_TRUE);
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
1925 continue;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1926
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1927 case IMPORT_NAME:
24607
3e4d432872ea get rid of GETNAMEV macro - use GETITEM directly
Skip Montanaro <skip@pobox.com>
parents: 24545
diff changeset
1928 w = GETITEM(names, oparg);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1929 x = PyDict_GetItemString(f->f_builtins, "__import__");
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2006
diff changeset
1930 if (x == NULL) {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1931 PyErr_SetString(PyExc_ImportError,
5413
10267fdc7531 Used operators from abstract.h where possible (arithmetic operators,
Guido van Rossum <guido@python.org>
parents: 5405
diff changeset
1932 "__import__ not found");
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2006
diff changeset
1933 break;
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2006
diff changeset
1934 }
44905
c0f048356c36 Merged revisions 60210-60233 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1935 Py_INCREF(x);
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1936 v = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1937 u = TOP();
44099
f324631462a2 Cleanup: Replaced most PyInt_ aliases with PyLong_ and disabled the aliases in intobject.h
Christian Heimes <christian@cheimes.de>
parents: 43996
diff changeset
1938 if (PyLong_AsLong(u) != -1 || PyErr_Occurred())
36712
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1939 w = PyTuple_Pack(5,
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1940 w,
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1941 f->f_globals,
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1942 f->f_locals == NULL ?
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1943 Py_None : f->f_locals,
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1944 v,
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1945 u);
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1946 else
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1947 w = PyTuple_Pack(4,
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1948 w,
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1949 f->f_globals,
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1950 f->f_locals == NULL ?
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1951 Py_None : f->f_locals,
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1952 v);
5c36c222e7ca SF patch #1438387, PEP 328: relative and absolute imports.
Thomas Wouters <thomas@python.org>
parents: 36702
diff changeset
1953 Py_DECREF(v);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1954 Py_DECREF(u);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2006
diff changeset
1955 if (w == NULL) {
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1956 u = POP();
44905
c0f048356c36 Merged revisions 60210-60233 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1957 Py_DECREF(x);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2006
diff changeset
1958 x = NULL;
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2006
diff changeset
1959 break;
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2006
diff changeset
1960 }
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
1961 READ_TIMESTAMP(intr0);
44905
c0f048356c36 Merged revisions 60210-60233 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1962 v = x;
c0f048356c36 Merged revisions 60210-60233 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1963 x = PyEval_CallObject(v, w);
c0f048356c36 Merged revisions 60210-60233 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44351
diff changeset
1964 Py_DECREF(v);
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
1965 READ_TIMESTAMP(intr1);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1966 Py_DECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
1967 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1968 if (x != NULL) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1969 break;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
1970
14038
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
1971 case IMPORT_STAR:
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
1972 v = POP();
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1973 PyFrame_FastToLocals(f);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1974 if ((x = f->f_locals) == NULL) {
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
1975 PyErr_SetString(PyExc_SystemError,
16017
7234d7c3c29f clearer error messages for apply() and "no locals"
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15948
diff changeset
1976 "no locals found during 'import *'");
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1977 break;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
1978 }
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
1979 READ_TIMESTAMP(intr0);
14038
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
1980 err = import_all_from(x, v);
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
1981 READ_TIMESTAMP(intr1);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
1982 PyFrame_LocalsToFast(f, 0);
14038
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
1983 Py_DECREF(v);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
1984 if (err == 0) continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1985 break;
1288
9fed5726a36d Several changes in one:
Guido van Rossum <guido@python.org>
parents: 1282
diff changeset
1986
14038
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
1987 case IMPORT_FROM:
24607
3e4d432872ea get rid of GETNAMEV macro - use GETITEM directly
Skip Montanaro <skip@pobox.com>
parents: 24545
diff changeset
1988 w = GETITEM(names, oparg);
14038
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
1989 v = TOP();
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
1990 READ_TIMESTAMP(intr0);
14038
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
1991 x = import_from(v, w);
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
1992 READ_TIMESTAMP(intr1);
14038
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
1993 PUSH(x);
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
1994 if (x != NULL) continue;
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
1995 break;
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
1996
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1997 case JUMP_FORWARD:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
1998 JUMPBY(oparg);
29349
2f731c57cdc6 Use fast_next_opcode shortcut for forward jump opcodes (it's safe and
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 29339
diff changeset
1999 goto fast_next_opcode;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2000
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
2001 PREDICTED_WITH_ARG(JUMP_IF_FALSE);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2002 case JUMP_IF_FALSE:
28077
fcb39b0a6e30 Micro-optimizations.
Raymond Hettinger <python@rcn.com>
parents: 27978
diff changeset
2003 w = TOP();
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
2004 if (w == Py_True) {
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
2005 PREDICT(POP_TOP);
29349
2f731c57cdc6 Use fast_next_opcode shortcut for forward jump opcodes (it's safe and
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 29339
diff changeset
2006 goto fast_next_opcode;
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
2007 }
28077
fcb39b0a6e30 Micro-optimizations.
Raymond Hettinger <python@rcn.com>
parents: 27978
diff changeset
2008 if (w == Py_False) {
fcb39b0a6e30 Micro-optimizations.
Raymond Hettinger <python@rcn.com>
parents: 27978
diff changeset
2009 JUMPBY(oparg);
29349
2f731c57cdc6 Use fast_next_opcode shortcut for forward jump opcodes (it's safe and
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 29339
diff changeset
2010 goto fast_next_opcode;
28077
fcb39b0a6e30 Micro-optimizations.
Raymond Hettinger <python@rcn.com>
parents: 27978
diff changeset
2011 }
fcb39b0a6e30 Micro-optimizations.
Raymond Hettinger <python@rcn.com>
parents: 27978
diff changeset
2012 err = PyObject_IsTrue(w);
944
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
2013 if (err > 0)
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
2014 err = 0;
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
2015 else if (err == 0)
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2016 JUMPBY(oparg);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
2017 else
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
2018 break;
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
2019 continue;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2020
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
2021 PREDICTED_WITH_ARG(JUMP_IF_TRUE);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2022 case JUMP_IF_TRUE:
28077
fcb39b0a6e30 Micro-optimizations.
Raymond Hettinger <python@rcn.com>
parents: 27978
diff changeset
2023 w = TOP();
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
2024 if (w == Py_False) {
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
2025 PREDICT(POP_TOP);
29349
2f731c57cdc6 Use fast_next_opcode shortcut for forward jump opcodes (it's safe and
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 29339
diff changeset
2026 goto fast_next_opcode;
28302
8c082936daaf Introduced macros for a simple opcode prediction protocol.
Raymond Hettinger <python@rcn.com>
parents: 28296
diff changeset
2027 }
28077
fcb39b0a6e30 Micro-optimizations.
Raymond Hettinger <python@rcn.com>
parents: 27978
diff changeset
2028 if (w == Py_True) {
fcb39b0a6e30 Micro-optimizations.
Raymond Hettinger <python@rcn.com>
parents: 27978
diff changeset
2029 JUMPBY(oparg);
29349
2f731c57cdc6 Use fast_next_opcode shortcut for forward jump opcodes (it's safe and
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 29339
diff changeset
2030 goto fast_next_opcode;
28077
fcb39b0a6e30 Micro-optimizations.
Raymond Hettinger <python@rcn.com>
parents: 27978
diff changeset
2031 }
fcb39b0a6e30 Micro-optimizations.
Raymond Hettinger <python@rcn.com>
parents: 27978
diff changeset
2032 err = PyObject_IsTrue(w);
944
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
2033 if (err > 0) {
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
2034 err = 0;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2035 JUMPBY(oparg);
944
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
2036 }
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
2037 else if (err == 0)
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
2038 ;
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
2039 else
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
2040 break;
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
2041 continue;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2042
31649
243642bbd03f LIST_APPEND is predicably followed by JUMP_ABSOLUTE.
Raymond Hettinger <python@rcn.com>
parents: 31647
diff changeset
2043 PREDICTED_WITH_ARG(JUMP_ABSOLUTE);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2044 case JUMP_ABSOLUTE:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2045 JUMPTO(oparg);
43815
85cf334b32c3 Merged revisions 58886-58929 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 43777
diff changeset
2046 #if FAST_LOOPS
85cf334b32c3 Merged revisions 58886-58929 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 43777
diff changeset
2047 /* Enabling this path speeds-up all while and for-loops by bypassing
85cf334b32c3 Merged revisions 58886-58929 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 43777
diff changeset
2048 the per-loop checks for signals. By default, this should be turned-off
85cf334b32c3 Merged revisions 58886-58929 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 43777
diff changeset
2049 because it prevents detection of a control-break in tight loops like
85cf334b32c3 Merged revisions 58886-58929 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 43777
diff changeset
2050 "while 1: pass". Compile with this option turned-on when you need
85cf334b32c3 Merged revisions 58886-58929 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 43777
diff changeset
2051 the speed-up and do not need break checking inside tight loops (ones
85cf334b32c3 Merged revisions 58886-58929 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 43777
diff changeset
2052 that contain only instructions ending with goto fast_next_opcode).
85cf334b32c3 Merged revisions 58886-58929 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 43777
diff changeset
2053 */
85cf334b32c3 Merged revisions 58886-58929 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 43777
diff changeset
2054 goto fast_next_opcode;
85cf334b32c3 Merged revisions 58886-58929 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 43777
diff changeset
2055 #else
29337
f9495815c18f Don't use fast_next_opcode for JUMP_* opcodes. This fixes the problem
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 28886
diff changeset
2056 continue;
43815
85cf334b32c3 Merged revisions 58886-58929 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 43777
diff changeset
2057 #endif
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2058
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17494
diff changeset
2059 case GET_ITER:
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17494
diff changeset
2060 /* before: [obj]; after [getiter(obj)] */
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
2061 v = TOP();
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17494
diff changeset
2062 x = PyObject_GetIter(v);
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17494
diff changeset
2063 Py_DECREF(v);
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17494
diff changeset
2064 if (x != NULL) {
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
2065 SET_TOP(x);
28304
b14d6741f496 Eliminate data dependency in predict macro.
Raymond Hettinger <python@rcn.com>
parents: 28303
diff changeset
2066 PREDICT(FOR_ITER);
17617
aac65f50df6f Mondo changes to the iterator stuff, without changing how Python code
Guido van Rossum <guido@python.org>
parents: 17600
diff changeset
2067 continue;
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17494
diff changeset
2068 }
27243
3afbd55fb18f Replaced POP() with STACKADJ(-1) on lines where the result wasn't used.
Raymond Hettinger <python@rcn.com>
parents: 27201
diff changeset
2069 STACKADJ(-1);
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17494
diff changeset
2070 break;
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17494
diff changeset
2071
28304
b14d6741f496 Eliminate data dependency in predict macro.
Raymond Hettinger <python@rcn.com>
parents: 28303
diff changeset
2072 PREDICTED_WITH_ARG(FOR_ITER);
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17494
diff changeset
2073 case FOR_ITER:
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17494
diff changeset
2074 /* before: [iter]; after: [iter, iter()] *or* [] */
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17494
diff changeset
2075 v = TOP();
31646
83b0382e0d36 Speedup for-loops by inlining PyIter_Next(). Saves duplicate tests
Raymond Hettinger <python@rcn.com>
parents: 31630
diff changeset
2076 x = (*v->ob_type->tp_iternext)(v);
17617
aac65f50df6f Mondo changes to the iterator stuff, without changing how Python code
Guido van Rossum <guido@python.org>
parents: 17600
diff changeset
2077 if (x != NULL) {
aac65f50df6f Mondo changes to the iterator stuff, without changing how Python code
Guido van Rossum <guido@python.org>
parents: 17600
diff changeset
2078 PUSH(x);
28304
b14d6741f496 Eliminate data dependency in predict macro.
Raymond Hettinger <python@rcn.com>
parents: 28303
diff changeset
2079 PREDICT(STORE_FAST);
b14d6741f496 Eliminate data dependency in predict macro.
Raymond Hettinger <python@rcn.com>
parents: 28303
diff changeset
2080 PREDICT(UNPACK_SEQUENCE);
17617
aac65f50df6f Mondo changes to the iterator stuff, without changing how Python code
Guido van Rossum <guido@python.org>
parents: 17600
diff changeset
2081 continue;
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17494
diff changeset
2082 }
31646
83b0382e0d36 Speedup for-loops by inlining PyIter_Next(). Saves duplicate tests
Raymond Hettinger <python@rcn.com>
parents: 31630
diff changeset
2083 if (PyErr_Occurred()) {
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
2084 if (!PyErr_ExceptionMatches(
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
2085 PyExc_StopIteration))
31646
83b0382e0d36 Speedup for-loops by inlining PyIter_Next(). Saves duplicate tests
Raymond Hettinger <python@rcn.com>
parents: 31630
diff changeset
2086 break;
83b0382e0d36 Speedup for-loops by inlining PyIter_Next(). Saves duplicate tests
Raymond Hettinger <python@rcn.com>
parents: 31630
diff changeset
2087 PyErr_Clear();
17617
aac65f50df6f Mondo changes to the iterator stuff, without changing how Python code
Guido van Rossum <guido@python.org>
parents: 17600
diff changeset
2088 }
31646
83b0382e0d36 Speedup for-loops by inlining PyIter_Next(). Saves duplicate tests
Raymond Hettinger <python@rcn.com>
parents: 31630
diff changeset
2089 /* iterator ended normally */
83b0382e0d36 Speedup for-loops by inlining PyIter_Next(). Saves duplicate tests
Raymond Hettinger <python@rcn.com>
parents: 31630
diff changeset
2090 x = v = POP();
83b0382e0d36 Speedup for-loops by inlining PyIter_Next(). Saves duplicate tests
Raymond Hettinger <python@rcn.com>
parents: 31630
diff changeset
2091 Py_DECREF(v);
83b0382e0d36 Speedup for-loops by inlining PyIter_Next(). Saves duplicate tests
Raymond Hettinger <python@rcn.com>
parents: 31630
diff changeset
2092 JUMPBY(oparg);
83b0382e0d36 Speedup for-loops by inlining PyIter_Next(). Saves duplicate tests
Raymond Hettinger <python@rcn.com>
parents: 31630
diff changeset
2093 continue;
17597
32e7d0898eab Iterators phase 1. This comprises:
Guido van Rossum <guido@python.org>
parents: 17494
diff changeset
2094
31647
d10c778af167 Move the code for BREAK and CONTINUE_LOOP to be near FOR_ITER.
Raymond Hettinger <python@rcn.com>
parents: 31646
diff changeset
2095 case BREAK_LOOP:
d10c778af167 Move the code for BREAK and CONTINUE_LOOP to be near FOR_ITER.
Raymond Hettinger <python@rcn.com>
parents: 31646
diff changeset
2096 why = WHY_BREAK;
d10c778af167 Move the code for BREAK and CONTINUE_LOOP to be near FOR_ITER.
Raymond Hettinger <python@rcn.com>
parents: 31646
diff changeset
2097 goto fast_block_end;
d10c778af167 Move the code for BREAK and CONTINUE_LOOP to be near FOR_ITER.
Raymond Hettinger <python@rcn.com>
parents: 31646
diff changeset
2098
d10c778af167 Move the code for BREAK and CONTINUE_LOOP to be near FOR_ITER.
Raymond Hettinger <python@rcn.com>
parents: 31646
diff changeset
2099 case CONTINUE_LOOP:
44099
f324631462a2 Cleanup: Replaced most PyInt_ aliases with PyLong_ and disabled the aliases in intobject.h
Christian Heimes <christian@cheimes.de>
parents: 43996
diff changeset
2100 retval = PyLong_FromLong(oparg);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
2101 if (!retval) {
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
2102 x = NULL;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
2103 break;
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
2104 }
31647
d10c778af167 Move the code for BREAK and CONTINUE_LOOP to be near FOR_ITER.
Raymond Hettinger <python@rcn.com>
parents: 31646
diff changeset
2105 why = WHY_CONTINUE;
d10c778af167 Move the code for BREAK and CONTINUE_LOOP to be near FOR_ITER.
Raymond Hettinger <python@rcn.com>
parents: 31646
diff changeset
2106 goto fast_block_end;
d10c778af167 Move the code for BREAK and CONTINUE_LOOP to be near FOR_ITER.
Raymond Hettinger <python@rcn.com>
parents: 31646
diff changeset
2107
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2108 case SETUP_LOOP:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2109 case SETUP_EXCEPT:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2110 case SETUP_FINALLY:
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
2111 /* NOTE: If you add any new block-setup opcodes that
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
2112 are not try/except/finally handlers, you may need
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
2113 to update the PyGen_NeedsFinalizing() function.
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
2114 */
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37056
diff changeset
2115
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2116 PyFrame_BlockSetup(f, opcode, INSTR_OFFSET() + oparg,
16398
80c0b280a4f9 Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16394
diff changeset
2117 STACK_LEVEL());
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
2118 continue;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2119
36695
b6d2f6fd3e11 PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents: 36580
diff changeset
2120 case WITH_CLEANUP:
b6d2f6fd3e11 PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents: 36580
diff changeset
2121 {
45773
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Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2122 /* At the top of the stack are 1-3 values indicating
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Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2123 how/why we entered the finally clause:
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2124 - TOP = None
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Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2125 - (TOP, SECOND) = (WHY_{RETURN,CONTINUE}), retval
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Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2126 - TOP = WHY_*; no retval below it
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2127 - (TOP, SECOND, THIRD) = exc_info()
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2128 Below them is EXIT, the context.__exit__ bound method.
36695
b6d2f6fd3e11 PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents: 36580
diff changeset
2129 In the last case, we must call
45773
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Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2130 EXIT(TOP, SECOND, THIRD)
36695
b6d2f6fd3e11 PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents: 36580
diff changeset
2131 otherwise we must call
45773
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2132 EXIT(None, None, None)
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2133
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2134 In all cases, we remove EXIT from the stack, leaving
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2135 the rest in the same order.
36737
fa92fe15251a Updates to the with-statement:
Guido van Rossum <guido@python.org>
parents: 36712
diff changeset
2136
fa92fe15251a Updates to the with-statement:
Guido van Rossum <guido@python.org>
parents: 36712
diff changeset
2137 In addition, if the stack represents an exception,
36926
fc10ff322df1 Um, I thought I'd already checked this in.
Guido van Rossum <guido@python.org>
parents: 36882
diff changeset
2138 *and* the function call returns a 'true' value, we
fc10ff322df1 Um, I thought I'd already checked this in.
Guido van Rossum <guido@python.org>
parents: 36882
diff changeset
2139 "zap" this information, to prevent END_FINALLY from
fc10ff322df1 Um, I thought I'd already checked this in.
Guido van Rossum <guido@python.org>
parents: 36882
diff changeset
2140 re-raising the exception. (But non-local gotos
fc10ff322df1 Um, I thought I'd already checked this in.
Guido van Rossum <guido@python.org>
parents: 36882
diff changeset
2141 should still be resumed.)
36695
b6d2f6fd3e11 PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents: 36580
diff changeset
2142 */
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
2143
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2144 PyObject *exit_func = POP();
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2145 u = TOP();
45773
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2146 if (u == Py_None) {
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2147 v = w = Py_None;
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2148 }
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2149 else if (PyLong_Check(u)) {
36695
b6d2f6fd3e11 PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents: 36580
diff changeset
2150 u = v = w = Py_None;
b6d2f6fd3e11 PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents: 36580
diff changeset
2151 }
b6d2f6fd3e11 PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents: 36580
diff changeset
2152 else {
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2153 v = SECOND();
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2154 w = THIRD();
36926
fc10ff322df1 Um, I thought I'd already checked this in.
Guido van Rossum <guido@python.org>
parents: 36882
diff changeset
2155 }
fc10ff322df1 Um, I thought I'd already checked this in.
Guido van Rossum <guido@python.org>
parents: 36882
diff changeset
2156 /* XXX Not the fastest way to call it... */
45773
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2157 x = PyObject_CallFunctionObjArgs(exit_func, u, v, w,
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2158 NULL);
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2159 Py_DECREF(exit_func);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2160 if (x == NULL)
36926
fc10ff322df1 Um, I thought I'd already checked this in.
Guido van Rossum <guido@python.org>
parents: 36882
diff changeset
2161 break; /* Go to error exit */
fc10ff322df1 Um, I thought I'd already checked this in.
Guido van Rossum <guido@python.org>
parents: 36882
diff changeset
2162 if (u != Py_None && PyObject_IsTrue(x)) {
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2163 /* There was an exception and a True return */
45773
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2164 STACKADJ(-2);
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2165 SET_TOP(PyLong_FromLong((long) WHY_SILENCED));
36926
fc10ff322df1 Um, I thought I'd already checked this in.
Guido van Rossum <guido@python.org>
parents: 36882
diff changeset
2166 Py_DECREF(u);
fc10ff322df1 Um, I thought I'd already checked this in.
Guido van Rossum <guido@python.org>
parents: 36882
diff changeset
2167 Py_DECREF(v);
fc10ff322df1 Um, I thought I'd already checked this in.
Guido van Rossum <guido@python.org>
parents: 36882
diff changeset
2168 Py_DECREF(w);
36695
b6d2f6fd3e11 PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents: 36580
diff changeset
2169 }
45773
832c820e9d14 Merged revisions 61239-61249,61252-61257,61260-61264,61269-61275,61278-61279,61285-61286,61288-61290,61298,61303-61305,61312-61314,61317,61329,61332,61344,61350-61351,61363-61376,61378-61379,61382-61383,61387-61388,61392,61395-61396,61402-61403 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45635
diff changeset
2170 Py_DECREF(x);
45635
882eba145119 Merged revisions 61189-61190,61192,61194-61195,61198-61199 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 45017
diff changeset
2171 PREDICT(END_FINALLY);
36695
b6d2f6fd3e11 PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents: 36580
diff changeset
2172 break;
b6d2f6fd3e11 PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents: 36580
diff changeset
2173 }
b6d2f6fd3e11 PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents: 36580
diff changeset
2174
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
2175 case CALL_FUNCTION:
32359
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
2176 {
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
2177 PyObject **sp;
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
2178 PCALL(PCALL_ALL);
32359
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
2179 sp = stack_pointer;
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
2180 #ifdef WITH_TSC
32359
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
2181 x = call_function(&sp, oparg, &intr0, &intr1);
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
2182 #else
32359
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
2183 x = call_function(&sp, oparg);
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
2184 #endif
32359
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
2185 stack_pointer = sp;
24868
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
2186 PUSH(x);
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
2187 if (x != NULL)
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
2188 continue;
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
2189 break;
32359
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
2190 }
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2191
12082
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2192 case CALL_FUNCTION_VAR:
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2193 case CALL_FUNCTION_KW:
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2194 case CALL_FUNCTION_VAR_KW:
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
2195 {
12082
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2196 int na = oparg & 0xff;
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2197 int nk = (oparg>>8) & 0xff;
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2198 int flags = (opcode - CALL_FUNCTION) & 3;
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2199 int n = na + 2 * nk;
32359
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
2200 PyObject **pfunc, *func, **sp;
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
2201 PCALL(PCALL_ALL);
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2202 if (flags & CALL_FLAG_VAR)
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2203 n++;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2204 if (flags & CALL_FLAG_KW)
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2205 n++;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2206 pfunc = stack_pointer - n - 1;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2207 func = *pfunc;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2208
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2209 if (PyMethod_Check(func)
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2210 && PyMethod_GET_SELF(func) != NULL) {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2211 PyObject *self = PyMethod_GET_SELF(func);
12082
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2212 Py_INCREF(self);
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2213 func = PyMethod_GET_FUNCTION(func);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2214 Py_INCREF(func);
12082
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2215 Py_DECREF(*pfunc);
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2216 *pfunc = self;
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2217 na++;
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2218 n++;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2219 } else
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2220 Py_INCREF(func);
32359
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
2221 sp = stack_pointer;
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
2222 READ_TIMESTAMP(intr0);
32359
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
2223 x = ext_do_call(func, &sp, flags, na, nk);
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
2224 READ_TIMESTAMP(intr1);
32359
e5bc947c44ca Performance tweak: allow stack_pointer and oparg to be register variables.
Armin Rigo <arigo@tunes.org>
parents: 32301
diff changeset
2225 stack_pointer = sp;
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2226 Py_DECREF(func);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2227
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2228 while (stack_pointer > pfunc) {
12082
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2229 w = POP();
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2230 Py_DECREF(w);
12082
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2231 }
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2232 PUSH(x);
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2233 if (x != NULL)
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
2234 continue;
12082
603db0d0aed1 slightly modified version of Greg Ewing's extended call syntax patch
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 11839
diff changeset
2235 break;
2813
999b5bdc18ce 3rd arg for raise; INCOMPLETE keyword parameter passing (currently f(kw=value) is seen as f('kw', value))
Guido van Rossum <guido@python.org>
parents: 2612
diff changeset
2236 }
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2237
40943
c79e6234fb19 Two more patches by Tony Lownds (SF# 1607548).
Guido van Rossum <guido@python.org>
parents: 40942
diff changeset
2238 case MAKE_CLOSURE:
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2239 case MAKE_FUNCTION:
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2240 {
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2241 int posdefaults = oparg & 0xff;
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2242 int kwdefaults = (oparg>>8) & 0xff;
40529
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2243 int num_annotations = (oparg >> 16) & 0x7fff;
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2244
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2245 v = POP(); /* code object */
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2246 x = PyFunction_New(v, f->f_globals);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2247 Py_DECREF(v);
40943
c79e6234fb19 Two more patches by Tony Lownds (SF# 1607548).
Guido van Rossum <guido@python.org>
parents: 40942
diff changeset
2248
c79e6234fb19 Two more patches by Tony Lownds (SF# 1607548).
Guido van Rossum <guido@python.org>
parents: 40942
diff changeset
2249 if (x != NULL && opcode == MAKE_CLOSURE) {
c79e6234fb19 Two more patches by Tony Lownds (SF# 1607548).
Guido van Rossum <guido@python.org>
parents: 40942
diff changeset
2250 v = POP();
c79e6234fb19 Two more patches by Tony Lownds (SF# 1607548).
Guido van Rossum <guido@python.org>
parents: 40942
diff changeset
2251 err = PyFunction_SetClosure(x, v);
c79e6234fb19 Two more patches by Tony Lownds (SF# 1607548).
Guido van Rossum <guido@python.org>
parents: 40942
diff changeset
2252 Py_DECREF(v);
c79e6234fb19 Two more patches by Tony Lownds (SF# 1607548).
Guido van Rossum <guido@python.org>
parents: 40942
diff changeset
2253 }
40529
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2254
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2255 if (x != NULL && num_annotations > 0) {
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2256 Py_ssize_t name_ix;
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2257 u = POP(); /* names of args with annotations */
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2258 v = PyDict_New();
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2259 if (v == NULL) {
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2260 Py_DECREF(x);
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2261 x = NULL;
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2262 break;
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2263 }
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2264 name_ix = PyTuple_Size(u);
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2265 assert(num_annotations == name_ix+1);
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2266 while (name_ix > 0) {
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2267 --name_ix;
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2268 t = PyTuple_GET_ITEM(u, name_ix);
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2269 w = POP();
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2270 /* XXX(nnorwitz): check for errors */
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2271 PyDict_SetItem(v, t, w);
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2272 Py_DECREF(w);
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2273 }
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2274
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2275 err = PyFunction_SetAnnotations(x, v);
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2276 Py_DECREF(v);
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2277 Py_DECREF(u);
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2278 }
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2279
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2280 /* XXX Maybe this should be a separate opcode? */
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2281 if (x != NULL && posdefaults > 0) {
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2282 v = PyTuple_New(posdefaults);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2283 if (v == NULL) {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2284 Py_DECREF(x);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2285 x = NULL;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2286 break;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2287 }
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2288 while (--posdefaults >= 0) {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2289 w = POP();
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2290 PyTuple_SET_ITEM(v, posdefaults, w);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2291 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2292 err = PyFunction_SetDefaults(x, v);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2293 Py_DECREF(v);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2294 }
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2295 if (x != NULL && kwdefaults > 0) {
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2296 v = PyDict_New();
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2297 if (v == NULL) {
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2298 Py_DECREF(x);
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2299 x = NULL;
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2300 break;
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2301 }
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2302 while (--kwdefaults >= 0) {
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2303 w = POP(); /* default value */
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2304 u = POP(); /* kw only arg name */
40529
54cd47788811 PEP 3107 - Function Annotations thanks to Tony Lownds
Neal Norwitz <nnorwitz@gmail.com>
parents: 40450
diff changeset
2305 /* XXX(nnorwitz): check for errors */
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2306 PyDict_SetItem(v, u, w);
40927
93f582803733 Fix a refleak in the MAKE_FUNCTION opcode in ceval.c.
Georg Brandl <georg@python.org>
parents: 40894
diff changeset
2307 Py_DECREF(w);
93f582803733 Fix a refleak in the MAKE_FUNCTION opcode in ceval.c.
Georg Brandl <georg@python.org>
parents: 40894
diff changeset
2308 Py_DECREF(u);
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2309 }
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2310 err = PyFunction_SetKwDefaults(x, v);
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2311 Py_DECREF(v);
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2312 }
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2313 PUSH(x);
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2314 break;
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2315 }
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
2316
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
2317 case BUILD_SLICE:
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
2318 if (oparg == 3)
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
2319 w = POP();
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
2320 else
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
2321 w = NULL;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
2322 v = POP();
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
2323 u = TOP();
5018
001a5042b181 Cleanup:
Guido van Rossum <guido@python.org>
parents: 5014
diff changeset
2324 x = PySlice_New(u, v, w);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2325 Py_DECREF(u);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2326 Py_DECREF(v);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2327 Py_XDECREF(w);
27186
04aa86d49d93 SF patch #664320: Replace push/pop clusters in ceval.c
Raymond Hettinger <python@rcn.com>
parents: 26141
diff changeset
2328 SET_TOP(x);
5002
ae3b46a73765 Add "if (x != NULL) continue;" (or similar for err==0) before the
Guido van Rossum <guido@python.org>
parents: 4992
diff changeset
2329 if (x != NULL) continue;
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
2330 break;
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
2331
14147
21ec69a56228 Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents: 14100
diff changeset
2332 case EXTENDED_ARG:
21ec69a56228 Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents: 14100
diff changeset
2333 opcode = NEXTOP();
31894
310dd98ea064 Revert 2.393, elimination of pre-decrementing, which
Raymond Hettinger <python@rcn.com>
parents: 31880
diff changeset
2334 oparg = oparg<<16 | NEXTARG();
14147
21ec69a56228 Charles G. Waldman <cgw@fnal.gov>:
Fred Drake <fdrake@acm.org>
parents: 14100
diff changeset
2335 goto dispatch_opcode;
3839
22e29b1747e1 Changes for slice and ellipses
Guido van Rossum <guido@python.org>
parents: 3694
diff changeset
2336
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2337 default:
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2338 fprintf(stderr,
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2339 "XXX lineno: %d, opcode: %d\n",
24844
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
2340 PyCode_Addr2Line(f->f_code, f->f_lasti),
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
2341 opcode);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2342 PyErr_SetString(PyExc_SystemError, "unknown opcode");
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2343 why = WHY_EXCEPTION;
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2344 break;
944
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
2345
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
2346 #ifdef CASE_TOO_BIG
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
2347 }
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
2348 #endif
222f04f55083 Changes so that user-defined classes can implement operations invoked
Guido van Rossum <guido@python.org>
parents: 926
diff changeset
2349
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2350 } /* switch */
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2351
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2352 on_error:
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2353
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
2354 READ_TIMESTAMP(inst1);
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
2355
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2356 /* Quickly continue if no error occurred */
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2357
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2358 if (why == WHY_NOT) {
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2359 if (err == 0 && x != NULL) {
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2360 #ifdef CHECKEXC
10363
4daab7a9f566 Always test for an error return (usually NULL or -1) without setting
Guido van Rossum <guido@python.org>
parents: 9679
diff changeset
2361 /* This check is expensive! */
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2362 if (PyErr_Occurred())
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2363 fprintf(stderr,
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2364 "XXX undetected error\n");
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
2365 else {
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
2366 #endif
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
2367 READ_TIMESTAMP(loop1);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2368 continue; /* Normal, fast path */
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
2369 #ifdef CHECKEXC
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
2370 }
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
2371 #endif
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2372 }
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2373 why = WHY_EXCEPTION;
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2374 x = Py_None;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2375 err = 0;
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2376 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2377
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2378 /* Double-check exception status */
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2379
31900
0265bf9912ea Some (but not all) of the why code bitfield tests ran faster as
Raymond Hettinger <python@rcn.com>
parents: 31894
diff changeset
2380 if (why == WHY_EXCEPTION || why == WHY_RERAISE) {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2381 if (!PyErr_Occurred()) {
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
2382 PyErr_SetString(PyExc_SystemError,
10363
4daab7a9f566 Always test for an error return (usually NULL or -1) without setting
Guido van Rossum <guido@python.org>
parents: 9679
diff changeset
2383 "error return without exception set");
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2384 why = WHY_EXCEPTION;
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2385 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2386 }
10363
4daab7a9f566 Always test for an error return (usually NULL or -1) without setting
Guido van Rossum <guido@python.org>
parents: 9679
diff changeset
2387 #ifdef CHECKEXC
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2388 else {
10363
4daab7a9f566 Always test for an error return (usually NULL or -1) without setting
Guido van Rossum <guido@python.org>
parents: 9679
diff changeset
2389 /* This check is expensive! */
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2390 if (PyErr_Occurred()) {
45017
4725c84b0422 Merged revisions 60350-60363 via svnmerge from
Christian Heimes <christian@cheimes.de>
parents: 44905
diff changeset
2391 char buf[128];
30861
c89fd7eaf875 Make undetected error on stack unwind a fatal error.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 30801
diff changeset
2392 sprintf(buf, "Stack unwind with exception "
c89fd7eaf875 Make undetected error on stack unwind a fatal error.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 30801
diff changeset
2393 "set and why=%d", why);
c89fd7eaf875 Make undetected error on stack unwind a fatal error.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 30801
diff changeset
2394 Py_FatalError(buf);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
2395 }
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2396 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2397 #endif
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2398
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2399 /* Log traceback info if this is a real exception */
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2400
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2401 if (why == WHY_EXCEPTION) {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2402 PyTraceBack_Here(f);
567
8c179d023583 User trace feature.
Guido van Rossum <guido@python.org>
parents: 565
diff changeset
2403
20247
a4d328d50897 Rationalize the events passed to the profiler (no changes for the tracer).
Fred Drake <fdrake@acm.org>
parents: 20183
diff changeset
2404 if (tstate->c_tracefunc != NULL)
a4d328d50897 Rationalize the events passed to the profiler (no changes for the tracer).
Fred Drake <fdrake@acm.org>
parents: 20183
diff changeset
2405 call_exc_trace(tstate->c_tracefunc,
a4d328d50897 Rationalize the events passed to the profiler (no changes for the tracer).
Fred Drake <fdrake@acm.org>
parents: 20183
diff changeset
2406 tstate->c_traceobj, f);
9513
350f24180dcb Whoops! One the "redundant" initializations removed by Vladimir in
Guido van Rossum <guido@python.org>
parents: 9490
diff changeset
2407 }
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2408
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2409 /* For the rest, treat WHY_RERAISE as WHY_EXCEPTION */
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2410
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2411 if (why == WHY_RERAISE)
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2412 why = WHY_EXCEPTION;
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2413
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2414 /* Unwind stacks if a (pseudo) exception occurred */
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2415
31462
d5c047807c69 SF patch #864059: optimize eval_frame
Raymond Hettinger <python@rcn.com>
parents: 30979
diff changeset
2416 fast_block_end:
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
2417 while (why != WHY_NOT && f->f_iblock > 0) {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2418 PyTryBlock *b = PyFrame_BlockPop(f);
16398
80c0b280a4f9 Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16394
diff changeset
2419
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
2420 assert(why != WHY_YIELD);
16398
80c0b280a4f9 Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16394
diff changeset
2421 if (b->b_type == SETUP_LOOP && why == WHY_CONTINUE) {
80c0b280a4f9 Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16394
diff changeset
2422 /* For a continue inside a try block,
80c0b280a4f9 Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16394
diff changeset
2423 don't pop the block for the loop. */
20064
ef3034a60a3e Don't swap the arguments to PyFrame_BlockSetup when recreating the recently
Thomas Wouters <thomas@python.org>
parents: 20012
diff changeset
2424 PyFrame_BlockSetup(f, b->b_type, b->b_handler,
ef3034a60a3e Don't swap the arguments to PyFrame_BlockSetup when recreating the recently
Thomas Wouters <thomas@python.org>
parents: 20012
diff changeset
2425 b->b_level);
16398
80c0b280a4f9 Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16394
diff changeset
2426 why = WHY_NOT;
44099
f324631462a2 Cleanup: Replaced most PyInt_ aliases with PyLong_ and disabled the aliases in intobject.h
Christian Heimes <christian@cheimes.de>
parents: 43996
diff changeset
2427 JUMPTO(PyLong_AS_LONG(retval));
16398
80c0b280a4f9 Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16394
diff changeset
2428 Py_DECREF(retval);
80c0b280a4f9 Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16394
diff changeset
2429 break;
80c0b280a4f9 Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16394
diff changeset
2430 }
80c0b280a4f9 Allow 'continue' inside 'try' clause
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 16394
diff changeset
2431
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2432 if (b->b_type == EXCEPT_HANDLER) {
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2433 UNWIND_EXCEPT_HANDLER(b);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2434 if (why == WHY_EXCEPTION) {
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2435 Py_CLEAR(tstate->exc_type);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2436 Py_CLEAR(tstate->exc_value);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2437 Py_CLEAR(tstate->exc_traceback);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2438 }
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2439 continue;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2440 }
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2441 UNWIND_BLOCK(b);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2442 if (b->b_type == SETUP_LOOP && why == WHY_BREAK) {
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2443 why = WHY_NOT;
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2444 JUMPTO(b->b_handler);
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2445 break;
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2446 }
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2447 if (why == WHY_EXCEPTION && (b->b_type == SETUP_EXCEPT
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2448 || b->b_type == SETUP_FINALLY)) {
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2449 PyObject *exc, *val, *tb;
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2450 int handler = b->b_handler;
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2451 /* Beware, this invalidates all b->b_* fields */
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2452 PyFrame_BlockSetup(f, EXCEPT_HANDLER, -1, STACK_LEVEL());
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2453 PUSH(tstate->exc_traceback);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2454 PUSH(tstate->exc_value);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2455 if (tstate->exc_type != NULL) {
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2456 PUSH(tstate->exc_type);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2457 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2458 else {
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2459 Py_INCREF(Py_None);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2460 PUSH(Py_None);
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2461 }
47594
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2462 PyErr_Fetch(&exc, &val, &tb);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2463 /* Make the raw exception data
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2464 available to the handler,
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2465 so a program can emulate the
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2466 Python main loop. */
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2467 PyErr_NormalizeException(
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2468 &exc, &val, &tb);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2469 PyException_SetTraceback(val, tb);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2470 Py_INCREF(exc);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2471 tstate->exc_type = exc;
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2472 Py_INCREF(val);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2473 tstate->exc_value = val;
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2474 tstate->exc_traceback = tb;
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2475 if (tb == NULL)
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2476 tb = Py_None;
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2477 Py_INCREF(tb);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2478 PUSH(tb);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2479 PUSH(val);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2480 PUSH(exc);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2481 why = WHY_NOT;
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2482 JUMPTO(handler);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2483 break;
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2484 }
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2485 if (b->b_type == SETUP_FINALLY) {
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2486 if (why & (WHY_RETURN | WHY_CONTINUE))
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2487 PUSH(retval);
212a1fee6bf9 #3021: Antoine Pitrou's Lexical exception handlers
Benjamin Peterson <benjamin@python.org>
parents: 47301
diff changeset
2488 PUSH(PyLong_FromLong((long)why));
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2489 why = WHY_NOT;
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2490 JUMPTO(b->b_handler);
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2491 break;
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2492 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2493 } /* unwind stack */
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2494
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2495 /* End the loop if we still have an error (or return) */
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2496
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2497 if (why != WHY_NOT)
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2498 break;
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
2499 READ_TIMESTAMP(loop1);
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2500
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2501 } /* main loop */
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2502
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
2503 assert(why != WHY_YIELD);
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
2504 /* Pop remaining stack entries. */
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
2505 while (!EMPTY()) {
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
2506 v = POP();
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
2507 Py_XDECREF(v);
21270
97709fd8fda0 Fix for SF bug #489671 (Neil Norwitz): memory leak in test_richcmp.
Guido van Rossum <guido@python.org>
parents: 21252
diff changeset
2508 }
97709fd8fda0 Fix for SF bug #489671 (Neil Norwitz): memory leak in test_richcmp.
Guido van Rossum <guido@python.org>
parents: 21252
diff changeset
2509
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
2510 if (why != WHY_RETURN)
567
8c179d023583 User trace feature.
Guido van Rossum <guido@python.org>
parents: 565
diff changeset
2511 retval = NULL;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2512
31462
d5c047807c69 SF patch #864059: optimize eval_frame
Raymond Hettinger <python@rcn.com>
parents: 30979
diff changeset
2513 fast_yield:
18374
3b295ce2705f This change adjusts the profiling/tracing support so that the common
Fred Drake <fdrake@acm.org>
parents: 18326
diff changeset
2514 if (tstate->use_tracing) {
35345
700f08369092 Port from the Python 2.4 branch, patches for SF bug # 900092,
Barry Warsaw <barry@python.org>
parents: 35298
diff changeset
2515 if (tstate->c_tracefunc) {
700f08369092 Port from the Python 2.4 branch, patches for SF bug # 900092,
Barry Warsaw <barry@python.org>
parents: 35298
diff changeset
2516 if (why == WHY_RETURN || why == WHY_YIELD) {
700f08369092 Port from the Python 2.4 branch, patches for SF bug # 900092,
Barry Warsaw <barry@python.org>
parents: 35298
diff changeset
2517 if (call_trace(tstate->c_tracefunc,
700f08369092 Port from the Python 2.4 branch, patches for SF bug # 900092,
Barry Warsaw <barry@python.org>
parents: 35298
diff changeset
2518 tstate->c_traceobj, f,
700f08369092 Port from the Python 2.4 branch, patches for SF bug # 900092,
Barry Warsaw <barry@python.org>
parents: 35298
diff changeset
2519 PyTrace_RETURN, retval)) {
700f08369092 Port from the Python 2.4 branch, patches for SF bug # 900092,
Barry Warsaw <barry@python.org>
parents: 35298
diff changeset
2520 Py_XDECREF(retval);
700f08369092 Port from the Python 2.4 branch, patches for SF bug # 900092,
Barry Warsaw <barry@python.org>
parents: 35298
diff changeset
2521 retval = NULL;
700f08369092 Port from the Python 2.4 branch, patches for SF bug # 900092,
Barry Warsaw <barry@python.org>
parents: 35298
diff changeset
2522 why = WHY_EXCEPTION;
700f08369092 Port from the Python 2.4 branch, patches for SF bug # 900092,
Barry Warsaw <barry@python.org>
parents: 35298
diff changeset
2523 }
700f08369092 Port from the Python 2.4 branch, patches for SF bug # 900092,
Barry Warsaw <barry@python.org>
parents: 35298
diff changeset
2524 }
700f08369092 Port from the Python 2.4 branch, patches for SF bug # 900092,
Barry Warsaw <barry@python.org>
parents: 35298
diff changeset
2525 else if (why == WHY_EXCEPTION) {
700f08369092 Port from the Python 2.4 branch, patches for SF bug # 900092,
Barry Warsaw <barry@python.org>
parents: 35298
diff changeset
2526 call_trace_protected(tstate->c_tracefunc,
700f08369092 Port from the Python 2.4 branch, patches for SF bug # 900092,
Barry Warsaw <barry@python.org>
parents: 35298
diff changeset
2527 tstate->c_traceobj, f,
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
2528 PyTrace_RETURN, NULL);
567
8c179d023583 User trace feature.
Guido van Rossum <guido@python.org>
parents: 565
diff changeset
2529 }
8c179d023583 User trace feature.
Guido van Rossum <guido@python.org>
parents: 565
diff changeset
2530 }
20247
a4d328d50897 Rationalize the events passed to the profiler (no changes for the tracer).
Fred Drake <fdrake@acm.org>
parents: 20183
diff changeset
2531 if (tstate->c_profilefunc) {
20257
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
2532 if (why == WHY_EXCEPTION)
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
2533 call_trace_protected(tstate->c_profilefunc,
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
2534 tstate->c_profileobj, f,
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
2535 PyTrace_RETURN, NULL);
20257
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
2536 else if (call_trace(tstate->c_profilefunc,
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
2537 tstate->c_profileobj, f,
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
2538 PyTrace_RETURN, retval)) {
18374
3b295ce2705f This change adjusts the profiling/tracing support so that the common
Fred Drake <fdrake@acm.org>
parents: 18326
diff changeset
2539 Py_XDECREF(retval);
3b295ce2705f This change adjusts the profiling/tracing support so that the common
Fred Drake <fdrake@acm.org>
parents: 18326
diff changeset
2540 retval = NULL;
3b295ce2705f This change adjusts the profiling/tracing support so that the common
Fred Drake <fdrake@acm.org>
parents: 18326
diff changeset
2541 why = WHY_EXCEPTION;
3b295ce2705f This change adjusts the profiling/tracing support so that the common
Fred Drake <fdrake@acm.org>
parents: 18326
diff changeset
2542 }
708
8bcb50f436fa New trace implementation; and profile (in a similat vein).
Guido van Rossum <guido@python.org>
parents: 688
diff changeset
2543 }
567
8c179d023583 User trace feature.
Guido van Rossum <guido@python.org>
parents: 565
diff changeset
2544 }
5023
75c1ee882a4a Kill all local variables on function return. This closes a gigantic
Guido van Rossum <guido@python.org>
parents: 5021
diff changeset
2545
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
2546 /* pop frame */
43410
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
2547 exit_eval_frame:
30801
c42c40034536 Deleting cyclic object comparison.
Armin Rigo <arigo@tunes.org>
parents: 30782
diff changeset
2548 Py_LeaveRecursiveCall();
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
2549 tstate->frame = f->f_back;
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2550
567
8c179d023583 User trace feature.
Guido van Rossum <guido@python.org>
parents: 565
diff changeset
2551 return retval;
173
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2552 }
4656452436e1 Moved support functions after main function; added prototypes;
Guido van Rossum <guido@python.org>
parents: 159
diff changeset
2553
36695
b6d2f6fd3e11 PEP 343 -- the with-statement.
Guido van Rossum <guido@python.org>
parents: 36580
diff changeset
2554 /* 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
2555 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
2556 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
2557
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18611
diff changeset
2558 PyObject *
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18611
diff changeset
2559 PyEval_EvalCodeEx(PyCodeObject *co, PyObject *globals, PyObject *locals,
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
2560 PyObject **args, int argcount, PyObject **kws, int kwcount,
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2561 PyObject **defs, int defcount, PyObject *kwdefs, 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
2562 {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2563 register PyFrameObject *f;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2564 register PyObject *retval = NULL;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2565 register PyObject **fastlocals, **freevars;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2566 PyThreadState *tstate = PyThreadState_GET();
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2567 PyObject *x, *u;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2568
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2569 if (globals == NULL) {
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
2570 PyErr_SetString(PyExc_SystemError,
19198
3c1c9948ff65 Remove much dead code from ceval.c
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 19158
diff changeset
2571 "PyEval_EvalCodeEx: NULL globals");
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
2572 return NULL;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2573 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2574
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 39536
diff changeset
2575 assert(tstate != NULL);
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
2576 assert(globals != NULL);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
2577 f = PyFrame_New(tstate, co, globals, locals);
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
2578 if (f == NULL)
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2579 return NULL;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2580
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2581 fastlocals = f->f_localsplus;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
2582 freevars = f->f_localsplus + co->co_nlocals;
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
2583
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2584 if (co->co_argcount > 0 ||
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2585 co->co_kwonlyargcount > 0 ||
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
2586 co->co_flags & (CO_VARARGS | CO_VARKEYWORDS)) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2587 int i;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2588 int n = argcount;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2589 PyObject *kwdict = NULL;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2590 if (co->co_flags & CO_VARKEYWORDS) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2591 kwdict = PyDict_New();
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2592 if (kwdict == NULL)
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2593 goto fail;
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2594 i = co->co_argcount + co->co_kwonlyargcount;
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
2595 if (co->co_flags & CO_VARARGS)
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2596 i++;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2597 SETLOCAL(i, kwdict);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2598 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2599 if (argcount > co->co_argcount) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2600 if (!(co->co_flags & CO_VARARGS)) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2601 PyErr_Format(PyExc_TypeError,
43569
19319e70fc3e Patch #1272, by Christian Heimes and Alexandre Vassalotti.
Guido van Rossum <guido@python.org>
parents: 43418
diff changeset
2602 "%U() takes %s %d "
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2603 "%spositional argument%s (%d given)",
41878
089f449a20cd Change PyErr_Format() to generate a unicode string (by using
Walter Dörwald <walter@livinglogic.de>
parents: 41824
diff changeset
2604 co->co_name,
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
2605 defcount ? "at most" : "exactly",
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2606 co->co_argcount,
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2607 kwcount ? "non-keyword " : "",
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2608 co->co_argcount == 1 ? "" : "s",
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2609 argcount);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2610 goto fail;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2611 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2612 n = co->co_argcount;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2613 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2614 for (i = 0; i < n; i++) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2615 x = args[i];
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2616 Py_INCREF(x);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2617 SETLOCAL(i, x);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2618 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2619 if (co->co_flags & CO_VARARGS) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2620 u = PyTuple_New(argcount - n);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2621 if (u == NULL)
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2622 goto fail;
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2623 SETLOCAL(co->co_argcount + co->co_kwonlyargcount, u);
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
2624 for (i = n; i < argcount; i++) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2625 x = args[i];
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2626 Py_INCREF(x);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2627 PyTuple_SET_ITEM(u, i-n, x);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2628 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2629 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2630 for (i = 0; i < kwcount; i++) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2631 PyObject *keyword = kws[2*i];
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2632 PyObject *value = kws[2*i + 1];
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2633 int j;
42860
bf1a53cc6e65 Use unicode
Neal Norwitz <nnorwitz@gmail.com>
parents: 42334
diff changeset
2634 if (keyword == NULL || !PyUnicode_Check(keyword)) {
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
2635 PyErr_Format(PyExc_TypeError,
43569
19319e70fc3e Patch #1272, by Christian Heimes and Alexandre Vassalotti.
Guido van Rossum <guido@python.org>
parents: 43418
diff changeset
2636 "%U() keywords must be strings",
41878
089f449a20cd Change PyErr_Format() to generate a unicode string (by using
Walter Dörwald <walter@livinglogic.de>
parents: 41824
diff changeset
2637 co->co_name);
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
2638 goto fail;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2639 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2640 /* XXX slow -- speed up using dictionary? */
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2641 for (j = 0;
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2642 j < co->co_argcount + co->co_kwonlyargcount;
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2643 j++) {
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
2644 PyObject *nm = PyTuple_GET_ITEM(
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2645 co->co_varnames, j);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2646 int cmp = PyObject_RichCompareBool(
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2647 keyword, nm, Py_EQ);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2648 if (cmp > 0)
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2649 break;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2650 else if (cmp < 0)
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2651 goto fail;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2652 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2653 /* Check errors from Compare */
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2654 if (PyErr_Occurred())
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2655 goto fail;
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2656 if (j >= co->co_argcount + co->co_kwonlyargcount) {
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
2657 if (kwdict == NULL) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2658 PyErr_Format(PyExc_TypeError,
43569
19319e70fc3e Patch #1272, by Christian Heimes and Alexandre Vassalotti.
Guido van Rossum <guido@python.org>
parents: 43418
diff changeset
2659 "%U() got an unexpected "
41878
089f449a20cd Change PyErr_Format() to generate a unicode string (by using
Walter Dörwald <walter@livinglogic.de>
parents: 41824
diff changeset
2660 "keyword argument '%S'",
089f449a20cd Change PyErr_Format() to generate a unicode string (by using
Walter Dörwald <walter@livinglogic.de>
parents: 41824
diff changeset
2661 co->co_name,
089f449a20cd Change PyErr_Format() to generate a unicode string (by using
Walter Dörwald <walter@livinglogic.de>
parents: 41824
diff changeset
2662 keyword);
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
2663 goto fail;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2664 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2665 PyDict_SetItem(kwdict, keyword, value);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2666 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2667 else {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2668 if (GETLOCAL(j) != NULL) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2669 PyErr_Format(PyExc_TypeError,
43569
19319e70fc3e Patch #1272, by Christian Heimes and Alexandre Vassalotti.
Guido van Rossum <guido@python.org>
parents: 43418
diff changeset
2670 "%U() got multiple "
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
2671 "values for keyword "
41878
089f449a20cd Change PyErr_Format() to generate a unicode string (by using
Walter Dörwald <walter@livinglogic.de>
parents: 41824
diff changeset
2672 "argument '%S'",
089f449a20cd Change PyErr_Format() to generate a unicode string (by using
Walter Dörwald <walter@livinglogic.de>
parents: 41824
diff changeset
2673 co->co_name,
089f449a20cd Change PyErr_Format() to generate a unicode string (by using
Walter Dörwald <walter@livinglogic.de>
parents: 41824
diff changeset
2674 keyword);
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
2675 goto fail;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2676 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2677 Py_INCREF(value);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2678 SETLOCAL(j, value);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2679 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2680 }
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2681 if (co->co_kwonlyargcount > 0) {
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2682 for (i = co->co_argcount;
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2683 i < co->co_argcount + co->co_kwonlyargcount;
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2684 i++) {
40381
259d26900861 Make it compile with older compilers.
Guido van Rossum <guido@python.org>
parents: 40215
diff changeset
2685 PyObject *name, *def;
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2686 if (GETLOCAL(i) != NULL)
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2687 continue;
40381
259d26900861 Make it compile with older compilers.
Guido van Rossum <guido@python.org>
parents: 40215
diff changeset
2688 name = PyTuple_GET_ITEM(co->co_varnames, i);
259d26900861 Make it compile with older compilers.
Guido van Rossum <guido@python.org>
parents: 40215
diff changeset
2689 def = NULL;
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2690 if (kwdefs != NULL)
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2691 def = PyDict_GetItem(kwdefs, name);
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2692 if (def != NULL) {
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2693 Py_INCREF(def);
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2694 SETLOCAL(i, def);
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2695 continue;
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2696 }
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2697 PyErr_Format(PyExc_TypeError,
43569
19319e70fc3e Patch #1272, by Christian Heimes and Alexandre Vassalotti.
Guido van Rossum <guido@python.org>
parents: 43418
diff changeset
2698 "%U() needs keyword-only argument %S",
41878
089f449a20cd Change PyErr_Format() to generate a unicode string (by using
Walter Dörwald <walter@livinglogic.de>
parents: 41824
diff changeset
2699 co->co_name, name);
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2700 goto fail;
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2701 }
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2702 }
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
2703 if (argcount < co->co_argcount) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2704 int m = co->co_argcount - defcount;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2705 for (i = argcount; i < m; i++) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2706 if (GETLOCAL(i) == NULL) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2707 PyErr_Format(PyExc_TypeError,
43569
19319e70fc3e Patch #1272, by Christian Heimes and Alexandre Vassalotti.
Guido van Rossum <guido@python.org>
parents: 43418
diff changeset
2708 "%U() takes %s %d "
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2709 "%spositional argument%s "
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
2710 "(%d given)",
41878
089f449a20cd Change PyErr_Format() to generate a unicode string (by using
Walter Dörwald <walter@livinglogic.de>
parents: 41824
diff changeset
2711 co->co_name,
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
2712 ((co->co_flags & CO_VARARGS) ||
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2713 defcount) ? "at least"
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2714 : "exactly",
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2715 m, kwcount ? "non-keyword " : "",
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2716 m == 1 ? "" : "s", i);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2717 goto fail;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2718 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2719 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2720 if (n > m)
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2721 i = n - m;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2722 else
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2723 i = 0;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2724 for (; i < defcount; i++) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2725 if (GETLOCAL(m+i) == NULL) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2726 PyObject *def = defs[i];
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2727 Py_INCREF(def);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2728 SETLOCAL(m+i, def);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2729 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2730 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2731 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2732 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2733 else {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2734 if (argcount > 0 || kwcount > 0) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2735 PyErr_Format(PyExc_TypeError,
43569
19319e70fc3e Patch #1272, by Christian Heimes and Alexandre Vassalotti.
Guido van Rossum <guido@python.org>
parents: 43418
diff changeset
2736 "%U() takes no arguments (%d given)",
41878
089f449a20cd Change PyErr_Format() to generate a unicode string (by using
Walter Dörwald <walter@livinglogic.de>
parents: 41824
diff changeset
2737 co->co_name,
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
2738 argcount + kwcount);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2739 goto fail;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2740 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2741 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2742 /* Allocate and initialize storage for cell vars, and copy free
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2743 vars into frame. This isn't too efficient right now. */
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
2744 if (PyTuple_GET_SIZE(co->co_cellvars)) {
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 39222
diff changeset
2745 int i, j, nargs, found;
42013
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
2746 Py_UNICODE *cellname, *argname;
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
2747 PyObject *c;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2748
43996
b86e6bf7438f fix #1409: cell variables were not initialized,
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 43840
diff changeset
2749 nargs = co->co_argcount + co->co_kwonlyargcount;
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
2750 if (co->co_flags & CO_VARARGS)
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2751 nargs++;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2752 if (co->co_flags & CO_VARKEYWORDS)
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2753 nargs++;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2754
35742
1c4d192f1568 Merge ast-branch to head
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35609
diff changeset
2755 /* Initialize each cell var, taking into account
1c4d192f1568 Merge ast-branch to head
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35609
diff changeset
2756 cell vars that are initialized from arguments.
1c4d192f1568 Merge ast-branch to head
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35609
diff changeset
2757
1c4d192f1568 Merge ast-branch to head
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35609
diff changeset
2758 Should arrange for the compiler to put cellvars
1c4d192f1568 Merge ast-branch to head
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35609
diff changeset
2759 that are arguments at the beginning of the cellvars
1c4d192f1568 Merge ast-branch to head
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35609
diff changeset
2760 list so that we can march over it more efficiently?
1c4d192f1568 Merge ast-branch to head
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35609
diff changeset
2761 */
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
2762 for (i = 0; i < PyTuple_GET_SIZE(co->co_cellvars); ++i) {
42013
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
2763 cellname = PyUnicode_AS_UNICODE(
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
2764 PyTuple_GET_ITEM(co->co_cellvars, i));
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2765 found = 0;
35742
1c4d192f1568 Merge ast-branch to head
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35609
diff changeset
2766 for (j = 0; j < nargs; j++) {
42013
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
2767 argname = PyUnicode_AS_UNICODE(
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
2768 PyTuple_GET_ITEM(co->co_varnames, j));
42013
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
2769 if (Py_UNICODE_strcmp(cellname, argname) == 0) {
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
2770 c = PyCell_New(GETLOCAL(j));
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2771 if (c == NULL)
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2772 goto fail;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
2773 GETLOCAL(co->co_nlocals + i) = c;
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
2774 found = 1;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2775 break;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2776 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2777 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2778 if (found == 0) {
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2779 c = PyCell_New(NULL);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2780 if (c == NULL)
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2781 goto fail;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
2782 SETLOCAL(co->co_nlocals + i, c);
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
2783 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2784 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2785 }
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
2786 if (PyTuple_GET_SIZE(co->co_freevars)) {
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
2787 int i;
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
2788 for (i = 0; i < PyTuple_GET_SIZE(co->co_freevars); ++i) {
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
2789 PyObject *o = PyTuple_GET_ITEM(closure, i);
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2790 Py_INCREF(o);
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
2791 freevars[PyTuple_GET_SIZE(co->co_cellvars) + i] = o;
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
2792 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2793 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2794
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2795 if (co->co_flags & CO_GENERATOR) {
18194
990b73fa074c Try to avoid creating reference cycles involving generators. Only keep a
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 18172
diff changeset
2796 /* Don't need to keep the reference to f_back, it will be set
990b73fa074c Try to avoid creating reference cycles involving generators. Only keep a
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 18172
diff changeset
2797 * when the generator is resumed. */
18611
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18513
diff changeset
2798 Py_XDECREF(f->f_back);
18194
990b73fa074c Try to avoid creating reference cycles involving generators. Only keep a
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 18172
diff changeset
2799 f->f_back = NULL;
990b73fa074c Try to avoid creating reference cycles involving generators. Only keep a
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 18172
diff changeset
2800
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
2801 PCALL(PCALL_GENERATOR);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
2802
18194
990b73fa074c Try to avoid creating reference cycles involving generators. Only keep a
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 18172
diff changeset
2803 /* Create a new generator that owns the ready to run frame
990b73fa074c Try to avoid creating reference cycles involving generators. Only keep a
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 18172
diff changeset
2804 * and return that as the value. */
32175
8ee5a56b8031 Patch #957398: Add public API for Generator Object/Type.
Martin v. Löwis <martin@v.loewis.de>
parents: 31900
diff changeset
2805 return PyGen_New(f);
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
2806 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2807
43410
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
2808 retval = PyEval_EvalFrameEx(f,0);
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
2809
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
2810 fail: /* Jump here from prelude on failure */
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
2811
21058
9df82c13c675 SF bug #483469: crash on unbounded recursion in __del__.
Tim Peters <tim.peters@gmail.com>
parents: 21027
diff changeset
2812 /* decref'ing the frame can cause __del__ methods to get invoked,
9df82c13c675 SF bug #483469: crash on unbounded recursion in __del__.
Tim Peters <tim.peters@gmail.com>
parents: 21027
diff changeset
2813 which can call back into Python. While we're done with the
9df82c13c675 SF bug #483469: crash on unbounded recursion in __del__.
Tim Peters <tim.peters@gmail.com>
parents: 21027
diff changeset
2814 current Python frame (f), the associated C stack is still in use,
9df82c13c675 SF bug #483469: crash on unbounded recursion in __del__.
Tim Peters <tim.peters@gmail.com>
parents: 21027
diff changeset
2815 so recursion_depth must be boosted for the duration.
9df82c13c675 SF bug #483469: crash on unbounded recursion in __del__.
Tim Peters <tim.peters@gmail.com>
parents: 21027
diff changeset
2816 */
9df82c13c675 SF bug #483469: crash on unbounded recursion in __del__.
Tim Peters <tim.peters@gmail.com>
parents: 21027
diff changeset
2817 assert(tstate != NULL);
9df82c13c675 SF bug #483469: crash on unbounded recursion in __del__.
Tim Peters <tim.peters@gmail.com>
parents: 21027
diff changeset
2818 ++tstate->recursion_depth;
43410
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
2819 Py_DECREF(f);
21058
9df82c13c675 SF bug #483469: crash on unbounded recursion in __del__.
Tim Peters <tim.peters@gmail.com>
parents: 21027
diff changeset
2820 --tstate->recursion_depth;
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
2821 return retval;
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2822 }
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2823
7bc473b2c654 Merging the gen-branch into the main line, at Guido's direction. Yay!
Tim Peters <tim.peters@gmail.com>
parents: 18136
diff changeset
2824
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
2825 /* 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
2826 This *consumes* a reference count to each of its arguments. */
31875
1fb2313ac3ce Simplify previous checkin (bitfields for WHY codes).
Raymond Hettinger <python@rcn.com>
parents: 31874
diff changeset
2827 static enum why_code
43102
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2828 do_raise(PyObject *exc, PyObject *cause)
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
2829 {
47722
7ba7901dad7f Implicit exception chaining via __context__ (PEP 3134).
Guido van Rossum <guido@python.org>
parents: 47594
diff changeset
2830 PyObject *type = NULL, *value = NULL;
43102
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2831
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2832 if (exc == NULL) {
7946
ad114620f8c2 Make first raise argument optional
Guido van Rossum <guido@python.org>
parents: 7014
diff changeset
2833 /* Reraise */
31797
846b3ee7e106 Changed random calls to PyThreadState_Get() to use the macro
Nicholas Bastin <nick.bastin@gmail.com>
parents: 31796
diff changeset
2834 PyThreadState *tstate = PyThreadState_GET();
47722
7ba7901dad7f Implicit exception chaining via __context__ (PEP 3134).
Guido van Rossum <guido@python.org>
parents: 47594
diff changeset
2835 PyObject *tb;
43102
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2836 type = tstate->exc_type;
7946
ad114620f8c2 Make first raise argument optional
Guido van Rossum <guido@python.org>
parents: 7014
diff changeset
2837 value = tstate->exc_value;
ad114620f8c2 Make first raise argument optional
Guido van Rossum <guido@python.org>
parents: 7014
diff changeset
2838 tb = tstate->exc_traceback;
43411
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2839 if (type == Py_None) {
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2840 PyErr_SetString(PyExc_RuntimeError,
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2841 "No active exception to reraise");
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2842 return WHY_EXCEPTION;
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2843 }
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2844 Py_XINCREF(type);
7946
ad114620f8c2 Make first raise argument optional
Guido van Rossum <guido@python.org>
parents: 7014
diff changeset
2845 Py_XINCREF(value);
ad114620f8c2 Make first raise argument optional
Guido van Rossum <guido@python.org>
parents: 7014
diff changeset
2846 Py_XINCREF(tb);
43411
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2847 PyErr_Restore(type, value, tb);
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2848 return WHY_RERAISE;
7946
ad114620f8c2 Make first raise argument optional
Guido van Rossum <guido@python.org>
parents: 7014
diff changeset
2849 }
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2850
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
2851 /* We support the following forms of raise:
43102
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2852 raise
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2853 raise <instance>
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2854 raise <type> */
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2855
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2856 if (PyExceptionClass_Check(exc)) {
43411
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2857 type = exc;
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2858 value = PyObject_CallObject(exc, NULL);
43102
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2859 if (value == NULL)
43411
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2860 goto raise_error;
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2861 }
43102
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2862 else if (PyExceptionInstance_Check(exc)) {
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2863 value = exc;
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2864 type = PyExceptionInstance_Class(exc);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2865 Py_INCREF(type);
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
2866 }
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
2867 else {
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
2868 /* Not something you can raise. You get an exception
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
2869 anyway, just not what you specified :-) */
43411
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2870 Py_DECREF(exc);
36988
49c6eb688906 Checkpoint. 218 tests are okay; 53 are failing. Done so far:
Guido van Rossum <guido@python.org>
parents: 36926
diff changeset
2871 PyErr_SetString(PyExc_TypeError,
43411
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2872 "exceptions must derive from BaseException");
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
2873 goto raise_error;
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
2874 }
43102
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2875
43411
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2876 if (cause) {
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2877 PyObject *fixed_cause;
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2878 if (PyExceptionClass_Check(cause)) {
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2879 fixed_cause = PyObject_CallObject(cause, NULL);
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2880 if (fixed_cause == NULL)
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2881 goto raise_error;
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2882 Py_DECREF(cause);
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2883 }
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2884 else if (PyExceptionInstance_Check(cause)) {
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2885 fixed_cause = cause;
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2886 }
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2887 else {
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2888 PyErr_SetString(PyExc_TypeError,
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2889 "exception causes must derive from "
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2890 "BaseException");
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2891 goto raise_error;
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2892 }
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2893 PyException_SetCause(value, fixed_cause);
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
2894 }
43102
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2895
47722
7ba7901dad7f Implicit exception chaining via __context__ (PEP 3134).
Guido van Rossum <guido@python.org>
parents: 47594
diff changeset
2896 PyErr_SetObject(type, value);
7ba7901dad7f Implicit exception chaining via __context__ (PEP 3134).
Guido van Rossum <guido@python.org>
parents: 47594
diff changeset
2897 /* PyErr_SetObject incref's its arguments */
7ba7901dad7f Implicit exception chaining via __context__ (PEP 3134).
Guido van Rossum <guido@python.org>
parents: 47594
diff changeset
2898 Py_XDECREF(value);
7ba7901dad7f Implicit exception chaining via __context__ (PEP 3134).
Guido van Rossum <guido@python.org>
parents: 47594
diff changeset
2899 Py_XDECREF(type);
43102
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2900 return WHY_EXCEPTION;
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2901
981ecc526703 Issue #1066: implement PEP 3109, 2/3 of PEP 3134.
Collin Winter <collinw@gmail.com>
parents: 43100
diff changeset
2902 raise_error:
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2903 Py_XDECREF(value);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2904 Py_XDECREF(type);
43188
386c22d93ab6 Fix refleaks exposed by test_raise.
Collin Winter <collinw@gmail.com>
parents: 43102
diff changeset
2905 Py_XDECREF(cause);
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
2906 return WHY_EXCEPTION;
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
2907 }
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
2908
18195
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2909 /* Iterate v argcnt times and store the results on the stack (via decreasing
41699
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2910 sp). Return 1 for success, 0 if error.
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2911
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2912 If argcntafter == -1, do a simple unpack. If it is >= 0, do an unpack
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2913 with a variable target.
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2914 */
18195
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2915
6157
647e60fb3bac eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents: 6147
diff changeset
2916 static int
41699
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2917 unpack_iterable(PyObject *v, int argcnt, int argcntafter, PyObject **sp)
6157
647e60fb3bac eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents: 6147
diff changeset
2918 {
41699
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2919 int i = 0, j = 0;
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2920 Py_ssize_t ll = 0;
18195
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2921 PyObject *it; /* iter(v) */
6157
647e60fb3bac eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents: 6147
diff changeset
2922 PyObject *w;
41699
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2923 PyObject *l = NULL; /* variable list */
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
2924
18195
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2925 assert(v != NULL);
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2926
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2927 it = PyObject_GetIter(v);
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2928 if (it == NULL)
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2929 goto Error;
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2930
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2931 for (; i < argcnt; i++) {
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2932 w = PyIter_Next(it);
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2933 if (w == NULL) {
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2934 /* Iterator done, via error or exhaustion. */
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2935 if (!PyErr_Occurred()) {
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2936 PyErr_Format(PyExc_ValueError,
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2937 "need more than %d value%s to unpack",
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2938 i, i == 1 ? "" : "s");
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2939 }
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2940 goto Error;
6157
647e60fb3bac eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents: 6147
diff changeset
2941 }
647e60fb3bac eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents: 6147
diff changeset
2942 *--sp = w;
647e60fb3bac eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents: 6147
diff changeset
2943 }
18195
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2944
41699
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2945 if (argcntafter == -1) {
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2946 /* We better have exhausted the iterator now. */
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2947 w = PyIter_Next(it);
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2948 if (w == NULL) {
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2949 if (PyErr_Occurred())
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2950 goto Error;
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2951 Py_DECREF(it);
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2952 return 1;
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2953 }
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2954 Py_DECREF(w);
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2955 PyErr_SetString(PyExc_ValueError, "too many values to unpack");
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2956 goto Error;
6157
647e60fb3bac eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents: 6147
diff changeset
2957 }
41699
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2958
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2959 l = PySequence_List(it);
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2960 if (l == NULL)
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2961 goto Error;
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2962 *--sp = l;
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2963 i++;
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2964
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2965 ll = PyList_GET_SIZE(l);
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2966 if (ll < argcntafter) {
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2967 PyErr_Format(PyExc_ValueError, "need more than %zd values to unpack",
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2968 argcnt + ll);
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2969 goto Error;
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2970 }
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2971
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2972 /* Pop the "after-variable" args off the list. */
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2973 for (j = argcntafter; j > 0; j--, i++) {
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2974 *--sp = PyList_GET_ITEM(l, ll - j);
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2975 }
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2976 /* Resize the list. */
44351
86a2679dca46 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT.
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
2977 Py_SIZE(l) = ll - argcntafter;
41699
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2978 Py_DECREF(it);
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2979 return 1;
e16c8e5c5ca4 Merged revisions 55225-55227,55229-55269 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41558
diff changeset
2980
18195
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2981 Error:
6160
79592761b331 unpack_sequence(): In finally clause, watch out for Py_DECREF
Barry Warsaw <barry@python.org>
parents: 6157
diff changeset
2982 for (; i > 0; i--, sp++)
79592761b331 unpack_sequence(): In finally clause, watch out for Py_DECREF
Barry Warsaw <barry@python.org>
parents: 6157
diff changeset
2983 Py_DECREF(*sp);
18195
36e825660a24 Teach the UNPACK_SEQUENCE opcode how to tease an iterable object into
Tim Peters <tim.peters@gmail.com>
parents: 18194
diff changeset
2984 Py_XDECREF(it);
6157
647e60fb3bac eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents: 6147
diff changeset
2985 return 0;
647e60fb3bac eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents: 6147
diff changeset
2986 }
647e60fb3bac eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents: 6147
diff changeset
2987
647e60fb3bac eval_code2(): collapsed the implementations of UNPACK_TUPLE and
Barry Warsaw <barry@python.org>
parents: 6147
diff changeset
2988
567
8c179d023583 User trace feature.
Guido van Rossum <guido@python.org>
parents: 565
diff changeset
2989 #ifdef LLTRACE
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 72
diff changeset
2990 static int
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
2991 prtrace(PyObject *v, char *str)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2992 {
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 72
diff changeset
2993 printf("%s ", str);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2994 if (PyObject_Print(v, stdout, 0) != 0)
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
2995 PyErr_Clear(); /* Don't know what else to do */
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 72
diff changeset
2996 printf("\n");
12579
978253542076 Add useless 'return 1' to prtrace() to shut up VC++.
Guido van Rossum <guido@python.org>
parents: 12576
diff changeset
2997 return 1;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
2998 }
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 72
diff changeset
2999 #endif
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3000
708
8bcb50f436fa New trace implementation; and profile (in a similat vein).
Guido van Rossum <guido@python.org>
parents: 688
diff changeset
3001 static void
18326
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3002 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
3003 {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3004 PyObject *type, *value, *traceback, *arg;
708
8bcb50f436fa New trace implementation; and profile (in a similat vein).
Guido van Rossum <guido@python.org>
parents: 688
diff changeset
3005 int err;
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3006 PyErr_Fetch(&type, &value, &traceback);
815
6508c93f9472 Test for NULL coming out of err_get() in call_exc_trace()
Guido van Rossum <guido@python.org>
parents: 814
diff changeset
3007 if (value == NULL) {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3008 value = Py_None;
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3009 Py_INCREF(value);
815
6508c93f9472 Test for NULL coming out of err_get() in call_exc_trace()
Guido van Rossum <guido@python.org>
parents: 814
diff changeset
3010 }
30683
3b59fa5d25b1 Simplify and speedup uses of Py_BuildValue():
Raymond Hettinger <python@rcn.com>
parents: 29669
diff changeset
3011 arg = PyTuple_Pack(3, type, value, traceback);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2006
diff changeset
3012 if (arg == NULL) {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3013 PyErr_Restore(type, value, traceback);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2006
diff changeset
3014 return;
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2006
diff changeset
3015 }
18326
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3016 err = call_trace(func, self, f, PyTrace_EXCEPTION, arg);
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3017 Py_DECREF(arg);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2006
diff changeset
3018 if (err == 0)
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3019 PyErr_Restore(type, value, traceback);
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2006
diff changeset
3020 else {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3021 Py_XDECREF(type);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3022 Py_XDECREF(value);
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3023 Py_XDECREF(traceback);
708
8bcb50f436fa New trace implementation; and profile (in a similat vein).
Guido van Rossum <guido@python.org>
parents: 688
diff changeset
3024 }
8bcb50f436fa New trace implementation; and profile (in a similat vein).
Guido van Rossum <guido@python.org>
parents: 688
diff changeset
3025 }
8bcb50f436fa New trace implementation; and profile (in a similat vein).
Guido van Rossum <guido@python.org>
parents: 688
diff changeset
3026
43840
73c8e27eb9ce Correction for issue1265 (pdb bug with "with" statement).
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 43815
diff changeset
3027 static int
20257
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
3028 call_trace_protected(Py_tracefunc func, PyObject *obj, PyFrameObject *frame,
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
3029 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
3030 {
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
3031 PyObject *type, *value, *traceback;
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
3032 int err;
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
3033 PyErr_Fetch(&type, &value, &traceback);
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
3034 err = call_trace(func, obj, frame, what, arg);
20257
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
3035 if (err == 0)
43840
73c8e27eb9ce Correction for issue1265 (pdb bug with "with" statement).
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 43815
diff changeset
3036 {
20257
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
3037 PyErr_Restore(type, value, traceback);
43840
73c8e27eb9ce Correction for issue1265 (pdb bug with "with" statement).
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 43815
diff changeset
3038 return 0;
73c8e27eb9ce Correction for issue1265 (pdb bug with "with" statement).
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 43815
diff changeset
3039 }
20257
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
3040 else {
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
3041 Py_XDECREF(type);
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
3042 Py_XDECREF(value);
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
3043 Py_XDECREF(traceback);
43840
73c8e27eb9ce Correction for issue1265 (pdb bug with "with" statement).
Amaury Forgeot d'Arc <amauryfa@gmail.com>
parents: 43815
diff changeset
3044 return -1;
20257
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
3045 }
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
3046 }
e3f63a95455f Fix bug in profiler modifications detected only in debug builds.
Fred Drake <fdrake@acm.org>
parents: 20247
diff changeset
3047
708
8bcb50f436fa New trace implementation; and profile (in a similat vein).
Guido van Rossum <guido@python.org>
parents: 688
diff changeset
3048 static int
18326
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3049 call_trace(Py_tracefunc func, PyObject *obj, PyFrameObject *frame,
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3050 int what, PyObject *arg)
567
8c179d023583 User trace feature.
Guido van Rossum <guido@python.org>
parents: 565
diff changeset
3051 {
18326
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3052 register PyThreadState *tstate = frame->f_tstate;
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3053 int result;
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3054 if (tstate->tracing)
708
8bcb50f436fa New trace implementation; and profile (in a similat vein).
Guido van Rossum <guido@python.org>
parents: 688
diff changeset
3055 return 0;
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
3056 tstate->tracing++;
18374
3b295ce2705f This change adjusts the profiling/tracing support so that the common
Fred Drake <fdrake@acm.org>
parents: 18326
diff changeset
3057 tstate->use_tracing = 0;
18326
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3058 result = func(obj, frame, what, arg);
18374
3b295ce2705f This change adjusts the profiling/tracing support so that the common
Fred Drake <fdrake@acm.org>
parents: 18326
diff changeset
3059 tstate->use_tracing = ((tstate->c_tracefunc != NULL)
3b295ce2705f This change adjusts the profiling/tracing support so that the common
Fred Drake <fdrake@acm.org>
parents: 18326
diff changeset
3060 || (tstate->c_profilefunc != NULL));
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
3061 tstate->tracing--;
18326
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3062 return result;
567
8c179d023583 User trace feature.
Guido van Rossum <guido@python.org>
parents: 565
diff changeset
3063 }
8c179d023583 User trace feature.
Guido van Rossum <guido@python.org>
parents: 565
diff changeset
3064
28556
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3065 PyObject *
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3066 _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
3067 {
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3068 PyFrameObject *frame = PyEval_GetFrame();
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3069 PyThreadState *tstate = frame->f_tstate;
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3070 int save_tracing = tstate->tracing;
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3071 int save_use_tracing = tstate->use_tracing;
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3072 PyObject *result;
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3073
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3074 tstate->tracing = 0;
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3075 tstate->use_tracing = ((tstate->c_tracefunc != NULL)
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3076 || (tstate->c_profilefunc != NULL));
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3077 result = PyObject_Call(func, args, NULL);
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3078 tstate->tracing = save_tracing;
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3079 tstate->use_tracing = save_use_tracing;
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3080 return result;
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3081 }
78395e5b4782 - New function sys.call_tracing() allows pdb to debug code
Guido van Rossum <guido@python.org>
parents: 28304
diff changeset
3082
26110
964d6b79c22e This is Richie Hindle's patch:
Michael W. Hudson <mwh@python.net>
parents: 26109
diff changeset
3083 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
3084 maybe_call_line_trace(Py_tracefunc func, PyObject *obj,
31768
9817dee5d9df Fix SF bug #765624.
Armin Rigo <arigo@tunes.org>
parents: 31714
diff changeset
3085 PyFrameObject *frame, int *instr_lb, int *instr_ub,
9817dee5d9df Fix SF bug #765624.
Armin Rigo <arigo@tunes.org>
parents: 31714
diff changeset
3086 int *instr_prev)
24844
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
3087 {
26110
964d6b79c22e This is Richie Hindle's patch:
Michael W. Hudson <mwh@python.net>
parents: 26109
diff changeset
3088 int result = 0;
964d6b79c22e This is Richie Hindle's patch:
Michael W. Hudson <mwh@python.net>
parents: 26109
diff changeset
3089
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37056
diff changeset
3090 /* If the last instruction executed isn't in the current
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37056
diff changeset
3091 instruction window, reset the window. If the last
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37056
diff changeset
3092 instruction happens to fall at the start of a line or if it
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37056
diff changeset
3093 represents a jump backwards, call the trace function.
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37056
diff changeset
3094 */
25078
be2868a63ed5 Further SET_LINENO reomval fixes. See comments in patch #587933.
Michael W. Hudson <mwh@python.net>
parents: 24978
diff changeset
3095 if ((frame->f_lasti < *instr_lb || frame->f_lasti >= *instr_ub)) {
43410
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
3096 int line;
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
3097 PyAddrPair bounds;
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
3098
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
3099 line = PyCode_CheckLineNumber(frame->f_code, frame->f_lasti,
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
3100 &bounds);
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
3101 if (line >= 0) {
25207
1e46da1e6522 A slight change to SET_LINENO-less tracing.
Michael W. Hudson <mwh@python.net>
parents: 25109
diff changeset
3102 frame->f_lineno = line;
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
3103 result = call_trace(func, obj, frame,
26110
964d6b79c22e This is Richie Hindle's patch:
Michael W. Hudson <mwh@python.net>
parents: 26109
diff changeset
3104 PyTrace_LINE, Py_None);
43410
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
3105 }
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
3106 *instr_lb = bounds.ap_lower;
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
3107 *instr_ub = bounds.ap_upper;
24844
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
3108 }
31768
9817dee5d9df Fix SF bug #765624.
Armin Rigo <arigo@tunes.org>
parents: 31714
diff changeset
3109 else if (frame->f_lasti <= *instr_prev) {
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37056
diff changeset
3110 result = call_trace(func, obj, frame, PyTrace_LINE, Py_None);
31768
9817dee5d9df Fix SF bug #765624.
Armin Rigo <arigo@tunes.org>
parents: 31714
diff changeset
3111 }
9817dee5d9df Fix SF bug #765624.
Armin Rigo <arigo@tunes.org>
parents: 31714
diff changeset
3112 *instr_prev = frame->f_lasti;
26110
964d6b79c22e This is Richie Hindle's patch:
Michael W. Hudson <mwh@python.net>
parents: 26109
diff changeset
3113 return result;
24844
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
3114 }
cf5928fab108 This is my patch
Michael W. Hudson <mwh@python.net>
parents: 24718
diff changeset
3115
18326
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3116 void
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3117 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
3118 {
31797
846b3ee7e106 Changed random calls to PyThreadState_Get() to use the macro
Nicholas Bastin <nick.bastin@gmail.com>
parents: 31796
diff changeset
3119 PyThreadState *tstate = PyThreadState_GET();
18326
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3120 PyObject *temp = tstate->c_profileobj;
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3121 Py_XINCREF(arg);
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3122 tstate->c_profilefunc = NULL;
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3123 tstate->c_profileobj = NULL;
35125
cdec978b916c Add comments about PyThreadState and the usage of its fields.
Brett Cannon <bcannon@gmail.com>
parents: 34863
diff changeset
3124 /* Must make sure that tracing is not ignored if 'temp' is freed */
18374
3b295ce2705f This change adjusts the profiling/tracing support so that the common
Fred Drake <fdrake@acm.org>
parents: 18326
diff changeset
3125 tstate->use_tracing = tstate->c_tracefunc != NULL;
18326
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3126 Py_XDECREF(temp);
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3127 tstate->c_profilefunc = func;
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3128 tstate->c_profileobj = arg;
35125
cdec978b916c Add comments about PyThreadState and the usage of its fields.
Brett Cannon <bcannon@gmail.com>
parents: 34863
diff changeset
3129 /* Flag that tracing or profiling is turned on */
18374
3b295ce2705f This change adjusts the profiling/tracing support so that the common
Fred Drake <fdrake@acm.org>
parents: 18326
diff changeset
3130 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: 18293
diff changeset
3131 }
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3132
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3133 void
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3134 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
3135 {
31797
846b3ee7e106 Changed random calls to PyThreadState_Get() to use the macro
Nicholas Bastin <nick.bastin@gmail.com>
parents: 31796
diff changeset
3136 PyThreadState *tstate = PyThreadState_GET();
18326
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3137 PyObject *temp = tstate->c_traceobj;
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3138 Py_XINCREF(arg);
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3139 tstate->c_tracefunc = NULL;
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3140 tstate->c_traceobj = NULL;
35125
cdec978b916c Add comments about PyThreadState and the usage of its fields.
Brett Cannon <bcannon@gmail.com>
parents: 34863
diff changeset
3141 /* Must make sure that profiling is not ignored if 'temp' is freed */
18374
3b295ce2705f This change adjusts the profiling/tracing support so that the common
Fred Drake <fdrake@acm.org>
parents: 18326
diff changeset
3142 tstate->use_tracing = tstate->c_profilefunc != NULL;
18326
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3143 Py_XDECREF(temp);
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3144 tstate->c_tracefunc = func;
e427afb5637f Revise the interface to the profiling and tracing support for the
Fred Drake <fdrake@acm.org>
parents: 18293
diff changeset
3145 tstate->c_traceobj = arg;
35125
cdec978b916c Add comments about PyThreadState and the usage of its fields.
Brett Cannon <bcannon@gmail.com>
parents: 34863
diff changeset
3146 /* Flag that tracing or profiling is turned on */
18374
3b295ce2705f This change adjusts the profiling/tracing support so that the common
Fred Drake <fdrake@acm.org>
parents: 18326
diff changeset
3147 tstate->use_tracing = ((func != NULL)
3b295ce2705f This change adjusts the profiling/tracing support so that the common
Fred Drake <fdrake@acm.org>
parents: 18326
diff changeset
3148 || (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
3149 }
4cb34314bd97 Instead of initializing & interning the strings passed to the profile
Fred Drake <fdrake@acm.org>
parents: 18128
diff changeset
3150
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3151 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
3152 PyEval_GetBuiltins(void)
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2088
diff changeset
3153 {
27978
4b99a701defe - PyEval_GetFrame() is now declared to return a PyFrameObject *
Guido van Rossum <guido@python.org>
parents: 27781
diff changeset
3154 PyFrameObject *current_frame = PyEval_GetFrame();
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2088
diff changeset
3155 if (current_frame == NULL)
31797
846b3ee7e106 Changed random calls to PyThreadState_Get() to use the macro
Nicholas Bastin <nick.bastin@gmail.com>
parents: 31796
diff changeset
3156 return PyThreadState_GET()->interp->builtins;
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2088
diff changeset
3157 else
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2088
diff changeset
3158 return current_frame->f_builtins;
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2088
diff changeset
3159 }
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2088
diff changeset
3160
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3161 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
3162 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
3163 {
27978
4b99a701defe - PyEval_GetFrame() is now declared to return a PyFrameObject *
Guido van Rossum <guido@python.org>
parents: 27781
diff changeset
3164 PyFrameObject *current_frame = PyEval_GetFrame();
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
3165 if (current_frame == NULL)
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
3166 return NULL;
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3167 PyFrame_FastToLocals(current_frame);
1263
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
3168 return current_frame->f_locals;
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
3169 }
65a1e4e9cd54 * Fixed some subtleties with fastlocals. You can no longer access
Guido van Rossum <guido@python.org>
parents: 1262
diff changeset
3170
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3171 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
3172 PyEval_GetGlobals(void)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3173 {
27978
4b99a701defe - PyEval_GetFrame() is now declared to return a PyFrameObject *
Guido van Rossum <guido@python.org>
parents: 27781
diff changeset
3174 PyFrameObject *current_frame = PyEval_GetFrame();
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 72
diff changeset
3175 if (current_frame == NULL)
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 72
diff changeset
3176 return NULL;
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 72
diff changeset
3177 else
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 72
diff changeset
3178 return current_frame->f_globals;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3179 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3180
27978
4b99a701defe - PyEval_GetFrame() is now declared to return a PyFrameObject *
Guido van Rossum <guido@python.org>
parents: 27781
diff changeset
3181 PyFrameObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
3182 PyEval_GetFrame(void)
1846
5243fb187d36 call_object: print message before abort()
Guido van Rossum <guido@python.org>
parents: 1425
diff changeset
3183 {
31797
846b3ee7e106 Changed random calls to PyThreadState_Get() to use the macro
Nicholas Bastin <nick.bastin@gmail.com>
parents: 31796
diff changeset
3184 PyThreadState *tstate = PyThreadState_GET();
27978
4b99a701defe - PyEval_GetFrame() is now declared to return a PyFrameObject *
Guido van Rossum <guido@python.org>
parents: 27781
diff changeset
3185 return _PyThreadState_GetFrame(tstate);
1846
5243fb187d36 call_object: print message before abort()
Guido van Rossum <guido@python.org>
parents: 1425
diff changeset
3186 }
5243fb187d36 call_object: print message before abort()
Guido van Rossum <guido@python.org>
parents: 1425
diff changeset
3187
2098
b7be0382f9ee __builtins__ mods (and sys_checkinterval for ceval.c)
Guido van Rossum <guido@python.org>
parents: 2088
diff changeset
3188 int
18611
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18513
diff changeset
3189 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
3190 {
27978
4b99a701defe - PyEval_GetFrame() is now declared to return a PyFrameObject *
Guido van Rossum <guido@python.org>
parents: 27781
diff changeset
3191 PyFrameObject *current_frame = PyEval_GetFrame();
27781
cc01fb654ce3 patch #683515: "Add unicode support to compile(), eval() and exec"
Just van Rossum <just@letterror.com>
parents: 27712
diff changeset
3192 int result = cf->cf_flags != 0;
18611
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18513
diff changeset
3193
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18513
diff changeset
3194 if (current_frame != NULL) {
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18513
diff changeset
3195 const int codeflags = current_frame->f_code->co_flags;
19350
5b6a6d7d44ae ceval, PyEval_MergeCompilerFlags: wasn't merging in the
Tim Peters <tim.peters@gmail.com>
parents: 19301
diff changeset
3196 const int compilerflags = codeflags & PyCF_MASK;
5b6a6d7d44ae ceval, PyEval_MergeCompilerFlags: wasn't merging in the
Tim Peters <tim.peters@gmail.com>
parents: 19301
diff changeset
3197 if (compilerflags) {
18611
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18513
diff changeset
3198 result = 1;
19350
5b6a6d7d44ae ceval, PyEval_MergeCompilerFlags: wasn't merging in the
Tim Peters <tim.peters@gmail.com>
parents: 19301
diff changeset
3199 cf->cf_flags |= compilerflags;
18611
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18513
diff changeset
3200 }
22468
eebae4f60d05 Disable the parser hacks that enabled the "yield" keyword using a future
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 22398
diff changeset
3201 #if 0 /* future keyword */
21609
3ba0f1b20320 Patch #494783: Rename cmp_op enumerators.
Martin v. Löwis <martin@v.loewis.de>
parents: 21537
diff changeset
3202 if (codeflags & CO_GENERATOR_ALLOWED) {
3ba0f1b20320 Patch #494783: Rename cmp_op enumerators.
Martin v. Löwis <martin@v.loewis.de>
parents: 21537
diff changeset
3203 result = 1;
3ba0f1b20320 Patch #494783: Rename cmp_op enumerators.
Martin v. Löwis <martin@v.loewis.de>
parents: 21537
diff changeset
3204 cf->cf_flags |= CO_GENERATOR_ALLOWED;
3ba0f1b20320 Patch #494783: Rename cmp_op enumerators.
Martin v. Löwis <martin@v.loewis.de>
parents: 21537
diff changeset
3205 }
22468
eebae4f60d05 Disable the parser hacks that enabled the "yield" keyword using a future
Neil Schemenauer <nascheme@enme.ucalgary.ca>
parents: 22398
diff changeset
3206 #endif
18611
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18513
diff changeset
3207 }
fdb36a0c7e6e Part way to allowing "from __future__ import generators" to communicate
Tim Peters <tim.peters@gmail.com>
parents: 18513
diff changeset
3208 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
3209 }
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
3210
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 72
diff changeset
3211
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3212 /* External interface to call any callable object.
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3213 The arg must be a tuple or NULL. */
314
e83852d1a5e2 Add interface to call a Python function (or other callable) object
Guido van Rossum <guido@python.org>
parents: 312
diff changeset
3214
6206
77f5b6cbea66 Inline PyObject_CallObject (Marc-Andre Lemburg).
Guido van Rossum <guido@python.org>
parents: 6185
diff changeset
3215 #undef PyEval_CallObject
77f5b6cbea66 Inline PyObject_CallObject (Marc-Andre Lemburg).
Guido van Rossum <guido@python.org>
parents: 6185
diff changeset
3216 /* for backward compatibility: export this interface */
77f5b6cbea66 Inline PyObject_CallObject (Marc-Andre Lemburg).
Guido van Rossum <guido@python.org>
parents: 6185
diff changeset
3217
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3218 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
3219 PyEval_CallObject(PyObject *func, PyObject *arg)
314
e83852d1a5e2 Add interface to call a Python function (or other callable) object
Guido van Rossum <guido@python.org>
parents: 312
diff changeset
3220 {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3221 return PyEval_CallObjectWithKeywords(func, arg, (PyObject *)NULL);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3222 }
6206
77f5b6cbea66 Inline PyObject_CallObject (Marc-Andre Lemburg).
Guido van Rossum <guido@python.org>
parents: 6185
diff changeset
3223 #define PyEval_CallObject(func,arg) \
77f5b6cbea66 Inline PyObject_CallObject (Marc-Andre Lemburg).
Guido van Rossum <guido@python.org>
parents: 6185
diff changeset
3224 PyEval_CallObjectWithKeywords(func, arg, (PyObject *)NULL)
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3225
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3226 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
3227 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
3228 {
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3229 PyObject *result;
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3230
36877
e9a7a2784e17 SF #1444030: Fix several potential defects found by Coverity.
Hye-Shik Chang <hyeshik@gmail.com>
parents: 36803
diff changeset
3231 if (arg == NULL) {
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3232 arg = PyTuple_New(0);
36877
e9a7a2784e17 SF #1444030: Fix several potential defects found by Coverity.
Hye-Shik Chang <hyeshik@gmail.com>
parents: 36803
diff changeset
3233 if (arg == NULL)
e9a7a2784e17 SF #1444030: Fix several potential defects found by Coverity.
Hye-Shik Chang <hyeshik@gmail.com>
parents: 36803
diff changeset
3234 return NULL;
e9a7a2784e17 SF #1444030: Fix several potential defects found by Coverity.
Hye-Shik Chang <hyeshik@gmail.com>
parents: 36803
diff changeset
3235 }
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3236 else if (!PyTuple_Check(arg)) {
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
3237 PyErr_SetString(PyExc_TypeError,
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
3238 "argument list must be a tuple");
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3239 return NULL;
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3240 }
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3241 else
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3242 Py_INCREF(arg);
2844
0261bf5b3819 keyword arguments and faster calls
Guido van Rossum <guido@python.org>
parents: 2813
diff changeset
3243
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3244 if (kw != NULL && !PyDict_Check(kw)) {
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
3245 PyErr_SetString(PyExc_TypeError,
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
3246 "keyword list must be a dictionary");
12440
d47460b1a679 Charles Waldman writes:
Guido van Rossum <guido@python.org>
parents: 12320
diff changeset
3247 Py_DECREF(arg);
2894
4095782c940e empty kw dict is ok for builtins
Guido van Rossum <guido@python.org>
parents: 2872
diff changeset
3248 return NULL;
4095782c940e empty kw dict is ok for builtins
Guido van Rossum <guido@python.org>
parents: 2872
diff changeset
3249 }
4095782c940e empty kw dict is ok for builtins
Guido van Rossum <guido@python.org>
parents: 2872
diff changeset
3250
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18611
diff changeset
3251 result = PyObject_Call(func, arg, kw);
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3252 Py_DECREF(arg);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3253 return result;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3254 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3255
35999
9541369b0dca Add const to several API functions that take char *.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35745
diff changeset
3256 const char *
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18611
diff changeset
3257 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 changeset
3258 {
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3259 if (PyMethod_Check(func))
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18611
diff changeset
3260 return PyEval_GetFuncName(PyMethod_GET_FUNCTION(func));
17406
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3261 else if (PyFunction_Check(func))
42013
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
3262 return PyUnicode_AsString(((PyFunctionObject*)func)->func_name);
17406
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3263 else if (PyCFunction_Check(func))
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3264 return ((PyCFunctionObject*)func)->m_ml->ml_name;
39536
8f5b9982beba Completely get rid of PyClass and PyInstance.
Guido van Rossum <guido@python.org>
parents: 39442
diff changeset
3265 else
17406
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3266 return func->ob_type->tp_name;
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3267 }
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3268
35999
9541369b0dca Add const to several API functions that take char *.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 35745
diff changeset
3269 const char *
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18611
diff changeset
3270 PyEval_GetFuncDesc(PyObject *func)
17406
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3271 {
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3272 if (PyMethod_Check(func))
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3273 return "()";
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3274 else if (PyFunction_Check(func))
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3275 return "()";
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3276 else if (PyCFunction_Check(func))
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3277 return "()";
39536
8f5b9982beba Completely get rid of PyClass and PyInstance.
Guido van Rossum <guido@python.org>
parents: 39442
diff changeset
3278 else
17406
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3279 return " object";
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3280 }
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3281
26141
6ce9228a3da2 Make private functions static so we don't pollute the namespace
Neal Norwitz <nnorwitz@gmail.com>
parents: 26110
diff changeset
3282 static void
24870
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3283 err_args(PyObject *func, int flags, int nargs)
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3284 {
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3285 if (flags & METH_NOARGS)
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
3286 PyErr_Format(PyExc_TypeError,
24978
b1ab4e8d7d9c The error messages in err_args() -- which is only called when the
Guido van Rossum <guido@python.org>
parents: 24916
diff changeset
3287 "%.200s() takes no arguments (%d given)",
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
3288 ((PyCFunctionObject *)func)->m_ml->ml_name,
24870
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3289 nargs);
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3290 else
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
3291 PyErr_Format(PyExc_TypeError,
24978
b1ab4e8d7d9c The error messages in err_args() -- which is only called when the
Guido van Rossum <guido@python.org>
parents: 24916
diff changeset
3292 "%.200s() takes exactly one argument (%d given)",
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
3293 ((PyCFunctionObject *)func)->m_ml->ml_name,
24870
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3294 nargs);
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3295 }
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3296
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
3297 #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
3298 if (tstate->use_tracing && tstate->c_profilefunc) { \
77913be294b9 Massive performance improvement for C extension and builtin tracing code
Nicholas Bastin <nick.bastin@gmail.com>
parents: 32398
diff changeset
3299 if (call_trace(tstate->c_profilefunc, \
77913be294b9 Massive performance improvement for C extension and builtin tracing code
Nicholas Bastin <nick.bastin@gmail.com>
parents: 32398
diff changeset
3300 tstate->c_profileobj, \
77913be294b9 Massive performance improvement for C extension and builtin tracing code
Nicholas Bastin <nick.bastin@gmail.com>
parents: 32398
diff changeset
3301 tstate->frame, PyTrace_C_CALL, \
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
3302 func)) { \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3303 x = NULL; \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3304 } \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3305 else { \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3306 x = call; \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3307 if (tstate->c_profilefunc != NULL) { \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3308 if (x == NULL) { \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3309 call_trace_protected(tstate->c_profilefunc, \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3310 tstate->c_profileobj, \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3311 tstate->frame, PyTrace_C_EXCEPTION, \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3312 func); \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3313 /* XXX should pass (type, value, tb) */ \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3314 } else { \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3315 if (call_trace(tstate->c_profilefunc, \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3316 tstate->c_profileobj, \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3317 tstate->frame, PyTrace_C_RETURN, \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3318 func)) { \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3319 Py_DECREF(x); \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3320 x = NULL; \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3321 } \
23dda92de993 clean-up tracing of C functions. In particular, don't call the trace func
Armin Rigo <arigo@tunes.org>
parents: 35345
diff changeset
3322 } \
31796
1c117dbb2def Enable the profiling of C functions (builtins and extensions)
Nicholas Bastin <nick.bastin@gmail.com>
parents: 31768
diff changeset
3323 } \
32409
77913be294b9 Massive performance improvement for C extension and builtin tracing code
Nicholas Bastin <nick.bastin@gmail.com>
parents: 32398
diff changeset
3324 } \
77913be294b9 Massive performance improvement for C extension and builtin tracing code
Nicholas Bastin <nick.bastin@gmail.com>
parents: 32398
diff changeset
3325 } else { \
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
3326 x = call; \
31796
1c117dbb2def Enable the profiling of C functions (builtins and extensions)
Nicholas Bastin <nick.bastin@gmail.com>
parents: 31768
diff changeset
3327 }
1c117dbb2def Enable the profiling of C functions (builtins and extensions)
Nicholas Bastin <nick.bastin@gmail.com>
parents: 31768
diff changeset
3328
24868
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3329 static PyObject *
32301
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
3330 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
diff changeset
3331 #ifdef WITH_TSC
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
3332 , uint64* pintr0, uint64* pintr1
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
3333 #endif
41c59d80bbc5 Patch #510695: Add TSC profiling for the VM.
Martin v. Löwis <martin@v.loewis.de>
parents: 32247
diff changeset
3334 )
24868
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3335 {
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3336 int na = oparg & 0xff;
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3337 int nk = (oparg>>8) & 0xff;
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3338 int n = na + 2 * nk;
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3339 PyObject **pfunc = (*pp_stack) - n - 1;
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3340 PyObject *func = *pfunc;
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3341 PyObject *x, *w;
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3342
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3343 /* Always dispatch PyCFunction first, because these are
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3344 presumed to be the most frequent callable object.
24868
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3345 */
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3346 if (PyCFunction_Check(func) && nk == 0) {
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3347 int flags = PyCFunction_GET_FLAGS(func);
32412
393c15c0c5a4 Get ceval.c to compile again by moving declarations before other statments.
Raymond Hettinger <python@rcn.com>
parents: 32409
diff changeset
3348 PyThreadState *tstate = PyThreadState_GET();
393c15c0c5a4 Get ceval.c to compile again by moving declarations before other statments.
Raymond Hettinger <python@rcn.com>
parents: 32409
diff changeset
3349
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3350 PCALL(PCALL_CFUNCTION);
24870
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3351 if (flags & (METH_NOARGS | METH_O)) {
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3352 PyCFunction meth = PyCFunction_GET_FUNCTION(func);
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3353 PyObject *self = PyCFunction_GET_SELF(func);
31796
1c117dbb2def Enable the profiling of C functions (builtins and extensions)
Nicholas Bastin <nick.bastin@gmail.com>
parents: 31768
diff changeset
3354 if (flags & METH_NOARGS && na == 0) {
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
3355 C_TRACE(x, (*meth)(self,NULL));
31796
1c117dbb2def Enable the profiling of C functions (builtins and extensions)
Nicholas Bastin <nick.bastin@gmail.com>
parents: 31768
diff changeset
3356 }
24870
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3357 else if (flags & METH_O && na == 1) {
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3358 PyObject *arg = EXT_POP(*pp_stack);
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
3359 C_TRACE(x, (*meth)(self,arg));
24870
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3360 Py_DECREF(arg);
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3361 }
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3362 else {
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3363 err_args(func, flags, na);
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3364 x = NULL;
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3365 }
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3366 }
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3367 else {
24868
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3368 PyObject *callargs;
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3369 callargs = load_args(pp_stack, na);
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
3370 READ_TIMESTAMP(*pintr0);
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
3371 C_TRACE(x, PyCFunction_Call(func,callargs,NULL));
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
3372 READ_TIMESTAMP(*pintr1);
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
3373 Py_XDECREF(callargs);
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
3374 }
24868
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3375 } else {
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3376 if (PyMethod_Check(func) && PyMethod_GET_SELF(func) != NULL) {
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3377 /* optimize access to bound methods */
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3378 PyObject *self = PyMethod_GET_SELF(func);
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3379 PCALL(PCALL_METHOD);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3380 PCALL(PCALL_BOUND_METHOD);
24868
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3381 Py_INCREF(self);
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3382 func = PyMethod_GET_FUNCTION(func);
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3383 Py_INCREF(func);
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3384 Py_DECREF(*pfunc);
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3385 *pfunc = self;
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3386 na++;
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3387 n++;
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3388 } else
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3389 Py_INCREF(func);
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
3390 READ_TIMESTAMP(*pintr0);
24868
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3391 if (PyFunction_Check(func))
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3392 x = fast_function(func, pp_stack, n, na, nk);
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
3393 else
24868
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3394 x = do_call(func, pp_stack, na, nk);
34442
683719e04218 Change the name of the macro used by --with-tsc builds to the less
Michael W. Hudson <mwh@python.net>
parents: 34371
diff changeset
3395 READ_TIMESTAMP(*pintr1);
24868
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3396 Py_DECREF(func);
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3397 }
31872
9f5fe6b23e59 Since the fast_yield branch target was introduced, it appears that most
Tim Peters <tim.peters@gmail.com>
parents: 31797
diff changeset
3398
37879
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37056
diff changeset
3399 /* Clear the stack of the function object. Also removes
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37056
diff changeset
3400 the arguments in case they weren't consumed already
f731859e9b3b Merge p3yk branch with the trunk up to revision 45595. This breaks a fair
Thomas Wouters <thomas@python.org>
parents: 37056
diff changeset
3401 (fast_function() and err_args() leave them on the stack).
36756
d0ca6302dd3c Put back the essence of Jeremy's original XXX comment.
Thomas Wouters <thomas@python.org>
parents: 36751
diff changeset
3402 */
24868
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3403 while ((*pp_stack) > pfunc) {
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3404 w = EXT_POP(*pp_stack);
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3405 Py_DECREF(w);
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3406 PCALL(PCALL_POP);
24868
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3407 }
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3408 return x;
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3409 }
2306001f6eaa Move body of CALL_FUNCTION opcode into helper function.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24866
diff changeset
3410
24870
df2326a4894d Inline fast_cfunction() in new call_function().
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 24868
diff changeset
3411 /* The fast_function() function optimize calls for which no argument
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3412 tuple is necessary; the objects are passed directly from the stack.
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3413 For the simplest case -- a function that takes only positional
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3414 arguments and is called with only positional arguments -- it
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3415 inlines the most primitive frame setup code from
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3416 PyEval_EvalCodeEx(), which vastly reduces the checks that must be
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3417 done before evaluating the frame.
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3418 */
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3419
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3420 static PyObject *
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
3421 fast_function(PyObject *func, PyObject ***pp_stack, int n, int na, int nk)
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3422 {
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3423 PyCodeObject *co = (PyCodeObject *)PyFunction_GET_CODE(func);
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3424 PyObject *globals = PyFunction_GET_GLOBALS(func);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3425 PyObject *argdefs = PyFunction_GET_DEFAULTS(func);
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
3426 PyObject *kwdefs = PyFunction_GET_KW_DEFAULTS(func);
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3427 PyObject **d = NULL;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3428 int nd = 0;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3429
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3430 PCALL(PCALL_FUNCTION);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3431 PCALL(PCALL_FAST_FUNCTION);
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
3432 if (argdefs == NULL && co->co_argcount == n &&
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
3433 co->co_kwonlyargcount == 0 && nk==0 &&
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3434 co->co_flags == (CO_OPTIMIZED | CO_NEWLOCALS | CO_NOFREE)) {
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3435 PyFrameObject *f;
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3436 PyObject *retval = NULL;
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3437 PyThreadState *tstate = PyThreadState_GET();
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3438 PyObject **fastlocals, **stack;
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3439 int i;
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3440
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3441 PCALL(PCALL_FASTER_FUNCTION);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3442 assert(globals != NULL);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3443 /* XXX Perhaps we should create a specialized
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3444 PyFrame_New() that doesn't take locals, but does
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3445 take builtins without sanity checking them.
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3446 */
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 39536
diff changeset
3447 assert(tstate != NULL);
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3448 f = PyFrame_New(tstate, co, globals, NULL);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3449 if (f == NULL)
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3450 return NULL;
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3451
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3452 fastlocals = f->f_localsplus;
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3453 stack = (*pp_stack) - n;
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3454
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3455 for (i = 0; i < n; i++) {
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3456 Py_INCREF(*stack);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3457 fastlocals[i] = *stack++;
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3458 }
35298
b2fe5f8fcfdd PEP 342 implementation. Per Guido's comments, the generator throw()
Phillip J. Eby <pje@telecommunity.com>
parents: 35126
diff changeset
3459 retval = PyEval_EvalFrameEx(f,0);
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3460 ++tstate->recursion_depth;
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3461 Py_DECREF(f);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3462 --tstate->recursion_depth;
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3463 return retval;
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3464 }
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3465 if (argdefs != NULL) {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3466 d = &PyTuple_GET_ITEM(argdefs, 0);
44351
86a2679dca46 #1629: Renamed Py_Size, Py_Type and Py_Refcnt to Py_SIZE, Py_TYPE and Py_REFCNT.
Christian Heimes <christian@cheimes.de>
parents: 44349
diff changeset
3467 nd = Py_SIZE(argdefs);
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3468 }
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3469 return PyEval_EvalCodeEx(co, globals,
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3470 (PyObject *)NULL, (*pp_stack)-n, na,
40215
1cce0526d9b0 Jiwon Seo's PEP 3102 implementation.
Guido van Rossum <guido@python.org>
parents: 39782
diff changeset
3471 (*pp_stack)-2*nk, nk, d, nd, kwdefs,
27712
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3472 PyFunction_GET_CLOSURE(func));
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3473 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3474
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3475 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 changeset
3476 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: 15830
diff changeset
3477 PyObject *func)
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3478 {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3479 PyObject *kwdict = NULL;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3480 if (orig_kwdict == NULL)
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3481 kwdict = PyDict_New();
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3482 else {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3483 kwdict = PyDict_Copy(orig_kwdict);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3484 Py_DECREF(orig_kwdict);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3485 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3486 if (kwdict == NULL)
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3487 return NULL;
31894
310dd98ea064 Revert 2.393, elimination of pre-decrementing, which
Raymond Hettinger <python@rcn.com>
parents: 31880
diff changeset
3488 while (--nk >= 0) {
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3489 int err;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3490 PyObject *value = EXT_POP(*pp_stack);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3491 PyObject *key = EXT_POP(*pp_stack);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3492 if (PyDict_GetItem(kwdict, key) != NULL) {
43410
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
3493 PyErr_Format(PyExc_TypeError,
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
3494 "%.200s%s got multiple values "
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
3495 "for keyword argument '%.200s'",
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18611
diff changeset
3496 PyEval_GetFuncName(func),
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18611
diff changeset
3497 PyEval_GetFuncDesc(func),
42860
bf1a53cc6e65 Use unicode
Neal Norwitz <nnorwitz@gmail.com>
parents: 42334
diff changeset
3498 PyUnicode_AsString(key));
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3499 Py_DECREF(key);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3500 Py_DECREF(value);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3501 Py_DECREF(kwdict);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3502 return NULL;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3503 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3504 err = PyDict_SetItem(kwdict, key, value);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3505 Py_DECREF(key);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3506 Py_DECREF(value);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3507 if (err) {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3508 Py_DECREF(kwdict);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3509 return NULL;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3510 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3511 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3512 return kwdict;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3513 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3514
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3515 static PyObject *
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3516 update_star_args(int nstack, int nstar, PyObject *stararg,
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3517 PyObject ***pp_stack)
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3518 {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3519 PyObject *callargs, *w;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3520
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3521 callargs = PyTuple_New(nstack + nstar);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3522 if (callargs == NULL) {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3523 return NULL;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3524 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3525 if (nstar) {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3526 int i;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3527 for (i = 0; i < nstar; i++) {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3528 PyObject *a = PyTuple_GET_ITEM(stararg, i);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3529 Py_INCREF(a);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3530 PyTuple_SET_ITEM(callargs, nstack + i, a);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3531 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3532 }
31894
310dd98ea064 Revert 2.393, elimination of pre-decrementing, which
Raymond Hettinger <python@rcn.com>
parents: 31880
diff changeset
3533 while (--nstack >= 0) {
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3534 w = EXT_POP(*pp_stack);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3535 PyTuple_SET_ITEM(callargs, nstack, w);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3536 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3537 return callargs;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3538 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3539
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3540 static PyObject *
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3541 load_args(PyObject ***pp_stack, int na)
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3542 {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3543 PyObject *args = PyTuple_New(na);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3544 PyObject *w;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3545
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3546 if (args == NULL)
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3547 return NULL;
31894
310dd98ea064 Revert 2.393, elimination of pre-decrementing, which
Raymond Hettinger <python@rcn.com>
parents: 31880
diff changeset
3548 while (--na >= 0) {
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3549 w = EXT_POP(*pp_stack);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3550 PyTuple_SET_ITEM(args, na, w);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3551 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3552 return args;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3553 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3554
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3555 static PyObject *
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3556 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
3557 {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3558 PyObject *callargs = NULL;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3559 PyObject *kwdict = NULL;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3560 PyObject *result = NULL;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3561
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3562 if (nk > 0) {
15899
152814f6cd11 This patch makes sure that the function name always appears in the error
Ka-Ping Yee <ping@zesty.ca>
parents: 15830
diff changeset
3563 kwdict = update_keyword_args(NULL, nk, pp_stack, func);
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3564 if (kwdict == NULL)
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3565 goto call_fail;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3566 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3567 callargs = load_args(pp_stack, na);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3568 if (callargs == NULL)
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3569 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
3570 #ifdef CALL_PROFILE
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3571 /* At this point, we have to look at the type of func to
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3572 update the call stats properly. Do it here so as to avoid
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3573 exposing the call stats machinery outside ceval.c
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3574 */
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3575 if (PyFunction_Check(func))
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3576 PCALL(PCALL_FUNCTION);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3577 else if (PyMethod_Check(func))
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3578 PCALL(PCALL_METHOD);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3579 else if (PyType_Check(func))
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3580 PCALL(PCALL_TYPE);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3581 else
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3582 PCALL(PCALL_OTHER);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3583 #endif
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18611
diff changeset
3584 result = PyObject_Call(func, callargs, kwdict);
43411
a5d37cdcd316 Whitespace cleanup.
Thomas Wouters <thomas@python.org>
parents: 43410
diff changeset
3585 call_fail:
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3586 Py_XDECREF(callargs);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3587 Py_XDECREF(kwdict);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3588 return result;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3589 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3590
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3591 static PyObject *
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3592 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
3593 {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3594 int nstar = 0;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3595 PyObject *callargs = NULL;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3596 PyObject *stararg = NULL;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3597 PyObject *kwdict = NULL;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3598 PyObject *result = NULL;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3599
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3600 if (flags & CALL_FLAG_KW) {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3601 kwdict = EXT_POP(*pp_stack);
41824
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3602 if (!PyDict_Check(kwdict)) {
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3603 PyObject *d;
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3604 d = PyDict_New();
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3605 if (d == NULL)
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3606 goto ext_call_fail;
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3607 if (PyDict_Update(d, kwdict) != 0) {
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3608 Py_DECREF(d);
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3609 /* PyDict_Update raises attribute
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3610 * error (percolated from an attempt
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3611 * to get 'keys' attribute) instead of
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3612 * a type error if its second argument
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3613 * is not a mapping.
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3614 */
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3615 if (PyErr_ExceptionMatches(PyExc_AttributeError)) {
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3616 PyErr_Format(PyExc_TypeError,
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3617 "%.200s%.200s argument after ** "
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3618 "must be a mapping, not %.200s",
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3619 PyEval_GetFuncName(func),
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3620 PyEval_GetFuncDesc(func),
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3621 kwdict->ob_type->tp_name);
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3622 }
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3623 goto ext_call_fail;
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3624 }
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3625 Py_DECREF(kwdict);
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3626 kwdict = d;
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3627 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3628 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3629 if (flags & CALL_FLAG_VAR) {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3630 stararg = EXT_POP(*pp_stack);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3631 if (!PyTuple_Check(stararg)) {
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3632 PyObject *t = NULL;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3633 t = PySequence_Tuple(stararg);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3634 if (t == NULL) {
17406
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3635 if (PyErr_ExceptionMatches(PyExc_TypeError)) {
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3636 PyErr_Format(PyExc_TypeError,
41824
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3637 "%.200s%.200s argument after * "
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3638 "must be a sequence, not %200s",
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18611
diff changeset
3639 PyEval_GetFuncName(func),
41824
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3640 PyEval_GetFuncDesc(func),
24b60622b944 Merged revisions 55407-55513 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 41716
diff changeset
3641 stararg->ob_type->tp_name);
17406
c9e07bc303a2 Fix exception handling for non-PyFunction objects, SF bug 414743.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 17125
diff changeset
3642 }
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3643 goto ext_call_fail;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3644 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3645 Py_DECREF(stararg);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3646 stararg = t;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3647 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3648 nstar = PyTuple_GET_SIZE(stararg);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3649 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3650 if (nk > 0) {
15899
152814f6cd11 This patch makes sure that the function name always appears in the error
Ka-Ping Yee <ping@zesty.ca>
parents: 15830
diff changeset
3651 kwdict = update_keyword_args(kwdict, nk, pp_stack, func);
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3652 if (kwdict == NULL)
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3653 goto ext_call_fail;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3654 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3655 callargs = update_star_args(na, nstar, stararg, pp_stack);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3656 if (callargs == NULL)
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3657 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
3658 #ifdef CALL_PROFILE
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3659 /* At this point, we have to look at the type of func to
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3660 update the call stats properly. Do it here so as to avoid
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3661 exposing the call stats machinery outside ceval.c
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3662 */
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3663 if (PyFunction_Check(func))
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3664 PCALL(PCALL_FUNCTION);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3665 else if (PyMethod_Check(func))
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3666 PCALL(PCALL_METHOD);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3667 else if (PyType_Check(func))
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3668 PCALL(PCALL_TYPE);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3669 else
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3670 PCALL(PCALL_OTHER);
16856c9514e0 Small function call optimization and special build option for call stats.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 27295
diff changeset
3671 #endif
18933
09df3254b49d Merge of descr-branch back into trunk.
Tim Peters <tim.peters@gmail.com>
parents: 18611
diff changeset
3672 result = PyObject_Call(func, callargs, kwdict);
43410
b06b191b7cfa Merged revisions 58203-58210 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43188
diff changeset
3673 ext_call_fail:
15711
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3674 Py_XDECREF(callargs);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3675 Py_XDECREF(kwdict);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3676 Py_XDECREF(stararg);
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3677 return result;
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3678 }
2481b5fe86d6 Revised implementation of CALL_FUNCTION and friends.
Jeremy Hylton <jeremy@alum.mit.edu>
parents: 15364
diff changeset
3679
36882
6a9c7165b17b Checking in the code for PEP 357.
Guido van Rossum <guido@python.org>
parents: 36877
diff changeset
3680 /* 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
3681 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
3682 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
3683 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
3684 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
3685 */
21441
05ad7a69d933 _PyEval_SliceIndex(): explain why a NULL argument is allowed (thanks
Tim Peters <tim.peters@gmail.com>
parents: 21440
diff changeset
3686 /* 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
3687 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
3688 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
3689 */
12614
8d7ad3818ea6 Trent Mick:
Guido van Rossum <guido@python.org>
parents: 12579
diff changeset
3690 int
36501
7fdc639bc5b4 Merge ssize_t branch.
Martin v. Löwis <martin@v.loewis.de>
parents: 36475
diff changeset
3691 _PyEval_SliceIndex(PyObject *v, Py_ssize_t *pi)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3692 {
21441
05ad7a69d933 _PyEval_SliceIndex(): explain why a NULL argument is allowed (thanks
Tim Peters <tim.peters@gmail.com>
parents: 21440
diff changeset
3693 if (v != NULL) {
36558
d3685f9b7b71 Remove size constraints in SLICE opcodes.
Martin v. Löwis <martin@v.loewis.de>
parents: 36501
diff changeset
3694 Py_ssize_t x;
44158
81e0c0e2a8c1 Remove PyInt_CheckExact. Add PyLong_AsLongAndOverflow.
Martin v. Löwis <martin@v.loewis.de>
parents: 44156
diff changeset
3695 if (PyIndex_Check(v)) {
39610
3674f20ac781 Merge current trunk into p3yk. This includes the PyNumber_Index API change,
Thomas Wouters <thomas@python.org>
parents: 39536
diff changeset
3696 x = PyNumber_AsSsize_t(v, NULL);
36882
6a9c7165b17b Checking in the code for PEP 357.
Guido van Rossum <guido@python.org>
parents: 36877
diff changeset
3697 if (x == -1 && PyErr_Occurred())
6a9c7165b17b Checking in the code for PEP 357.
Guido van Rossum <guido@python.org>
parents: 36877
diff changeset
3698 return 0;
6a9c7165b17b Checking in the code for PEP 357.
Guido van Rossum <guido@python.org>
parents: 36877
diff changeset
3699 }
6a9c7165b17b Checking in the code for PEP 357.
Guido van Rossum <guido@python.org>
parents: 36877
diff changeset
3700 else {
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
3701 PyErr_SetString(PyExc_TypeError,
36882
6a9c7165b17b Checking in the code for PEP 357.
Guido van Rossum <guido@python.org>
parents: 36877
diff changeset
3702 "slice indices must be integers or "
6a9c7165b17b Checking in the code for PEP 357.
Guido van Rossum <guido@python.org>
parents: 36877
diff changeset
3703 "None or have an __index__ method");
12614
8d7ad3818ea6 Trent Mick:
Guido van Rossum <guido@python.org>
parents: 12579
diff changeset
3704 return 0;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3705 }
5405
b7871ca930ad Massive changes for separate thread state management.
Guido van Rossum <guido@python.org>
parents: 5368
diff changeset
3706 *pi = x;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3707 }
12614
8d7ad3818ea6 Trent Mick:
Guido van Rossum <guido@python.org>
parents: 12579
diff changeset
3708 return 1;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3709 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3710
42132
863ed7cd45dc Merged revisions 56020-56124 via svnmerge from
Guido van Rossum <guido@python.org>
parents: 42013
diff changeset
3711 #define CANNOT_CATCH_MSG "catching classes that do not inherit from "\
40946
d976c9a63111 Make it so TypeError is raised if an instance of an object is put in an
Brett Cannon <bcannon@gmail.com>
parents: 40943
diff changeset
3712 "BaseException is not allowed"
40942
4b9d0dac79cc You can no longer catch non-BaseException objects; TypeError is raised if such
Brett Cannon <bcannon@gmail.com>
parents: 40937
diff changeset
3713
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3714 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
3715 cmp_outcome(int op, register PyObject *v, register PyObject *w)
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3716 {
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
3717 int res = 0;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3718 switch (op) {
21609
3ba0f1b20320 Patch #494783: Rename cmp_op enumerators.
Martin v. Löwis <martin@v.loewis.de>
parents: 21537
diff changeset
3719 case PyCmp_IS:
27295
b8387730dd8f SF patch #670367: Micro-optimizations for ceval.c
Raymond Hettinger <python@rcn.com>
parents: 27243
diff changeset
3720 res = (v == w);
b8387730dd8f SF patch #670367: Micro-optimizations for ceval.c
Raymond Hettinger <python@rcn.com>
parents: 27243
diff changeset
3721 break;
21609
3ba0f1b20320 Patch #494783: Rename cmp_op enumerators.
Martin v. Löwis <martin@v.loewis.de>
parents: 21537
diff changeset
3722 case PyCmp_IS_NOT:
27295
b8387730dd8f SF patch #670367: Micro-optimizations for ceval.c
Raymond Hettinger <python@rcn.com>
parents: 27243
diff changeset
3723 res = (v != w);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 72
diff changeset
3724 break;
21609
3ba0f1b20320 Patch #494783: Rename cmp_op enumerators.
Martin v. Löwis <martin@v.loewis.de>
parents: 21537
diff changeset
3725 case PyCmp_IN:
27295
b8387730dd8f SF patch #670367: Micro-optimizations for ceval.c
Raymond Hettinger <python@rcn.com>
parents: 27243
diff changeset
3726 res = PySequence_Contains(w, v);
b8387730dd8f SF patch #670367: Micro-optimizations for ceval.c
Raymond Hettinger <python@rcn.com>
parents: 27243
diff changeset
3727 if (res < 0)
b8387730dd8f SF patch #670367: Micro-optimizations for ceval.c
Raymond Hettinger <python@rcn.com>
parents: 27243
diff changeset
3728 return NULL;
b8387730dd8f SF patch #670367: Micro-optimizations for ceval.c
Raymond Hettinger <python@rcn.com>
parents: 27243
diff changeset
3729 break;
21609
3ba0f1b20320 Patch #494783: Rename cmp_op enumerators.
Martin v. Löwis <martin@v.loewis.de>
parents: 21537
diff changeset
3730 case PyCmp_NOT_IN:
8403
c4df8b6637b6 Moved cmp_member() to abstract.c, as PySequence_Contains() [with
Guido van Rossum <guido@python.org>
parents: 8328
diff changeset
3731 res = PySequence_Contains(w, v);
86
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 72
diff changeset
3732 if (res < 0)
a6934380c6e7 "Compiling" version
Guido van Rossum <guido@python.org>
parents: 72
diff changeset
3733 return NULL;
27295
b8387730dd8f SF patch #670367: Micro-optimizations for ceval.c
Raymond Hettinger <python@rcn.com>
parents: 27243
diff changeset
3734 res = !res;
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3735 break;
21609
3ba0f1b20320 Patch #494783: Rename cmp_op enumerators.
Martin v. Löwis <martin@v.loewis.de>
parents: 21537
diff changeset
3736 case PyCmp_EXC_MATCH:
40742
f1701ba2452b Merged revisions 53538-53622 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40729
diff changeset
3737 if (PyTuple_Check(w)) {
f1701ba2452b Merged revisions 53538-53622 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40729
diff changeset
3738 Py_ssize_t i, length;
f1701ba2452b Merged revisions 53538-53622 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40729
diff changeset
3739 length = PyTuple_Size(w);
f1701ba2452b Merged revisions 53538-53622 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40729
diff changeset
3740 for (i = 0; i < length; i += 1) {
f1701ba2452b Merged revisions 53538-53622 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40729
diff changeset
3741 PyObject *exc = PyTuple_GET_ITEM(w, i);
40946
d976c9a63111 Make it so TypeError is raised if an instance of an object is put in an
Brett Cannon <bcannon@gmail.com>
parents: 40943
diff changeset
3742 if (!PyExceptionClass_Check(exc)) {
d976c9a63111 Make it so TypeError is raised if an instance of an object is put in an
Brett Cannon <bcannon@gmail.com>
parents: 40943
diff changeset
3743 PyErr_SetString(PyExc_TypeError,
d976c9a63111 Make it so TypeError is raised if an instance of an object is put in an
Brett Cannon <bcannon@gmail.com>
parents: 40943
diff changeset
3744 CANNOT_CATCH_MSG);
40942
4b9d0dac79cc You can no longer catch non-BaseException objects; TypeError is raised if such
Brett Cannon <bcannon@gmail.com>
parents: 40937
diff changeset
3745 return NULL;
40742
f1701ba2452b Merged revisions 53538-53622 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40729
diff changeset
3746 }
f1701ba2452b Merged revisions 53538-53622 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40729
diff changeset
3747 }
f1701ba2452b Merged revisions 53538-53622 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40729
diff changeset
3748 }
f1701ba2452b Merged revisions 53538-53622 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40729
diff changeset
3749 else {
40946
d976c9a63111 Make it so TypeError is raised if an instance of an object is put in an
Brett Cannon <bcannon@gmail.com>
parents: 40943
diff changeset
3750 if (!PyExceptionClass_Check(w)) {
d976c9a63111 Make it so TypeError is raised if an instance of an object is put in an
Brett Cannon <bcannon@gmail.com>
parents: 40943
diff changeset
3751 PyErr_SetString(PyExc_TypeError,
d976c9a63111 Make it so TypeError is raised if an instance of an object is put in an
Brett Cannon <bcannon@gmail.com>
parents: 40943
diff changeset
3752 CANNOT_CATCH_MSG);
40942
4b9d0dac79cc You can no longer catch non-BaseException objects; TypeError is raised if such
Brett Cannon <bcannon@gmail.com>
parents: 40937
diff changeset
3753 return NULL;
40742
f1701ba2452b Merged revisions 53538-53622 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40729
diff changeset
3754 }
f1701ba2452b Merged revisions 53538-53622 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 40729
diff changeset
3755 }
6147
b76a44163e0f cmp_exception gets promoted (essentially) to the C API function
Barry Warsaw <barry@python.org>
parents: 6139
diff changeset
3756 res = PyErr_GivenExceptionMatches(v, w);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3757 break;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3758 default:
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
3759 return PyObject_RichCompare(v, w, op);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3760 }
5368
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3761 v = res ? Py_True : Py_False;
f2132d1f66a6 Quickly renamed.
Guido van Rossum <guido@python.org>
parents: 5177
diff changeset
3762 Py_INCREF(v);
69
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3763 return v;
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3764 }
cccd534f2280 Initial revision
Guido van Rossum <guido@python.org>
parents:
diff changeset
3765
14038
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
3766 static PyObject *
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
3767 import_from(PyObject *v, PyObject *name)
72
5e8a0b40a4bd Free parse tree after compiling.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
3768 {
15830
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3769 PyObject *x;
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3770
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3771 x = PyObject_GetAttr(v, name);
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3772 if (x == NULL && PyErr_ExceptionMatches(PyExc_AttributeError)) {
41878
089f449a20cd Change PyErr_Format() to generate a unicode string (by using
Walter Dörwald <walter@livinglogic.de>
parents: 41824
diff changeset
3773 PyErr_Format(PyExc_ImportError, "cannot import name %S", name);
15830
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3774 }
14038
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
3775 return x;
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
3776 }
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
3777
14038
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
3778 static int
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
3779 import_all_from(PyObject *locals, PyObject *v)
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
3780 {
15830
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3781 PyObject *all = PyObject_GetAttrString(v, "__all__");
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3782 PyObject *dict, *name, *value;
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3783 int skip_leading_underscores = 0;
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3784 int pos, err;
14038
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
3785
15830
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3786 if (all == NULL) {
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3787 if (!PyErr_ExceptionMatches(PyExc_AttributeError))
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3788 return -1; /* Unexpected error */
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3789 PyErr_Clear();
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3790 dict = PyObject_GetAttrString(v, "__dict__");
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3791 if (dict == NULL) {
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3792 if (!PyErr_ExceptionMatches(PyExc_AttributeError))
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3793 return -1;
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3794 PyErr_SetString(PyExc_ImportError,
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3795 "from-import-* object has no __dict__ and no __all__");
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3796 return -1;
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3797 }
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3798 all = PyMapping_Keys(dict);
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3799 Py_DECREF(dict);
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3800 if (all == NULL)
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3801 return -1;
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3802 skip_leading_underscores = 1;
2052
d7e91437f0a2 Lots of changes, most minor (fatal() instead of abort(), use of
Guido van Rossum <guido@python.org>
parents: 2006
diff changeset
3803 }
14038
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
3804
15830
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3805 for (pos = 0, err = 0; ; pos++) {
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3806 name = PySequence_GetItem(all, pos);
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3807 if (name == NULL) {
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3808 if (!PyErr_ExceptionMatches(PyExc_IndexError))
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3809 err = -1;
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3810 else
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3811 PyErr_Clear();
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3812 break;
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3813 }
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3814 if (skip_leading_underscores &&
42013
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
3815 PyUnicode_Check(name) &&
cd125fe83051 Make identifiers str (not str8) objects throughout.
Martin v. Löwis <martin@v.loewis.de>
parents: 41969
diff changeset
3816 PyUnicode_AS_UNICODE(name)[0] == '_')
15830
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3817 {
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3818 Py_DECREF(name);
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3819 continue;
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3820 }
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3821 value = PyObject_GetAttr(v, name);
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3822 if (value == NULL)
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3823 err = -1;
40450
cc992d75d5b3 Four months of trunk changes (including a few releases...)
Thomas Wouters <thomas@python.org>
parents: 40381
diff changeset
3824 else if (PyDict_CheckExact(locals))
cc992d75d5b3 Four months of trunk changes (including a few releases...)
Thomas Wouters <thomas@python.org>
parents: 40381
diff changeset
3825 err = PyDict_SetItem(locals, name, value);
15830
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3826 else
40450
cc992d75d5b3 Four months of trunk changes (including a few releases...)
Thomas Wouters <thomas@python.org>
parents: 40381
diff changeset
3827 err = PyObject_SetItem(locals, name, value);
15830
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3828 Py_DECREF(name);
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3829 Py_XDECREF(value);
14038
18385172fac0 Apply SF patch #101135, adding 'import module as m' and 'from module import
Thomas Wouters <thomas@python.org>
parents: 13930
diff changeset
3830 if (err != 0)
15830
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3831 break;
72
5e8a0b40a4bd Free parse tree after compiling.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
3832 }
15830
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3833 Py_DECREF(all);
e00f718e4d8a Two changes to from...import:
Guido van Rossum <guido@python.org>
parents: 15814
diff changeset
3834 return err;
72
5e8a0b40a4bd Free parse tree after compiling.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
3835 }
5e8a0b40a4bd Free parse tree after compiling.
Guido van Rossum <guido@python.org>
parents: 69
diff changeset
3836
15948
3bc2440427d3 Rich comparisons fall-out:
Guido van Rossum <guido@python.org>
parents: 15899
diff changeset
3837 static void
42860
bf1a53cc6e65 Use unicode
Neal Norwitz <nnorwitz@gmail.com>
parents: 42334
diff changeset
3838 format_exc_check_arg(PyObject *exc, const char *format_str, PyObject *obj)
14268
cd8b815cb196 Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents: 14238
diff changeset
3839 {
42860
bf1a53cc6e65 Use unicode
Neal Norwitz <nnorwitz@gmail.com>
parents: 42334
diff changeset
3840 const char *obj_str;
14268
cd8b815cb196 Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents: 14238
diff changeset
3841
cd8b815cb196 Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents: 14238
diff changeset
3842 if (!obj)
cd8b815cb196 Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents: 14238
diff changeset
3843 return;
cd8b815cb196 Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents: 14238
diff changeset
3844
42860
bf1a53cc6e65 Use unicode
Neal Norwitz <nnorwitz@gmail.com>
parents: 42334
diff changeset
3845 obj_str = PyUnicode_AsString(obj);
14268
cd8b815cb196 Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents: 14238
diff changeset
3846 if (!obj_str)
cd8b815cb196 Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents: 14238
diff changeset
3847 return;
cd8b815cb196 Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents: 14238
diff changeset
3848
cd8b815cb196 Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents: 14238
diff changeset
3849 PyErr_Format(exc, format_str, obj_str);
cd8b815cb196 Better error message with UnboundLocalError
Paul Prescod <prescod@prescod.net>
parents: 14238
diff changeset
3850 }
5049
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3851
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3852 static PyObject *
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
3853 unicode_concatenate(PyObject *v, PyObject *w,
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3854 PyFrameObject *f, unsigned char *next_instr)
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3855 {
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3856 /* This function implements 'variable += expr' when both arguments
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
3857 are (Unicode) strings. */
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
3858 Py_ssize_t v_len = PyUnicode_GET_SIZE(v);
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
3859 Py_ssize_t w_len = PyUnicode_GET_SIZE(w);
39442
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 39222
diff changeset
3860 Py_ssize_t new_len = v_len + w_len;
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 39222
diff changeset
3861 if (new_len < 0) {
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 39222
diff changeset
3862 PyErr_SetString(PyExc_OverflowError,
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 39222
diff changeset
3863 "strings are too large to concat");
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 39222
diff changeset
3864 return NULL;
654c380cf8b9 Merged revisions 46753-51188 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 39222
diff changeset
3865 }
38453
29ae5e0fc348 Much-needed merge (using svnmerge.py this time) of trunk changes into p3yk.
Thomas Wouters <thomas@python.org>
parents: 37879
diff changeset
3866
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3867 if (v->ob_refcnt == 2) {
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3868 /* In the common case, there are 2 references to the value
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3869 * stored in 'variable' when the += is performed: one on the
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
3870 * value stack (in 'v') and one still stored in the
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
3871 * 'variable'. We try to delete the variable now to reduce
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
3872 * the refcnt to 1.
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3873 */
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3874 switch (*next_instr) {
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3875 case STORE_FAST:
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3876 {
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3877 int oparg = PEEKARG();
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3878 PyObject **fastlocals = f->f_localsplus;
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3879 if (GETLOCAL(oparg) == v)
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3880 SETLOCAL(oparg, NULL);
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3881 break;
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3882 }
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3883 case STORE_DEREF:
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3884 {
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
3885 PyObject **freevars = (f->f_localsplus +
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
3886 f->f_code->co_nlocals);
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3887 PyObject *c = freevars[PEEKARG()];
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3888 if (PyCell_GET(c) == v)
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3889 PyCell_Set(c, NULL);
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3890 break;
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3891 }
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3892 case STORE_NAME:
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3893 {
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3894 PyObject *names = f->f_code->co_names;
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3895 PyObject *name = GETITEM(names, PEEKARG());
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3896 PyObject *locals = f->f_locals;
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3897 if (PyDict_CheckExact(locals) &&
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3898 PyDict_GetItem(locals, name) == v) {
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3899 if (PyDict_DelItem(locals, name) != 0) {
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3900 PyErr_Clear();
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3901 }
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3902 }
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3903 break;
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3904 }
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3905 }
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3906 }
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3907
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
3908 if (v->ob_refcnt == 1 && !PyUnicode_CHECK_INTERNED(v)) {
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3909 /* Now we own the last reference to 'v', so we can resize it
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3910 * in-place.
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3911 */
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
3912 if (PyUnicode_Resize(&v, new_len) != 0) {
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
3913 /* XXX if PyUnicode_Resize() fails, 'v' has been
43418
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
3914 * deallocated so it cannot be put back into
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
3915 * 'variable'. The MemoryError is raised when there
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
3916 * is no value in 'variable', which might (very
0c8fec76111c Merged revisions 58211-58220 via svnmerge from
Thomas Wouters <thomas@python.org>
parents: 43411
diff changeset
3917 * remotely) be a cause of incompatibilities.
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3918 */
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3919 return NULL;
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3920 }
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3921 /* copy 'w' into the newly allocated area of 'v' */
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
3922 memcpy(PyUnicode_AS_UNICODE(v) + v_len,
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
3923 PyUnicode_AS_UNICODE(w), w_len*sizeof(Py_UNICODE));
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3924 return v;
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3925 }
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3926 else {
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3927 /* When in-place resizing is not an option. */
43777
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
3928 w = PyUnicode_Concat(v, w);
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
3929 Py_DECREF(v);
0d462d789b18 Merging the py3k-pep3137 branch back into the py3k branch.
Guido van Rossum <guido@python.org>
parents: 43569
diff changeset
3930 return w;
32974
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3931 }
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3932 }
fb6ffd290cfb SF patch #980695: efficient string concatenation
Raymond Hettinger <python@rcn.com>
parents: 32900
diff changeset
3933
5049
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3934 #ifdef DYNAMIC_EXECUTION_PROFILE
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3935
20438
08d7a6756bfe make getarray static - it's only called from ceval.c and is not an
Skip Montanaro <skip@pobox.com>
parents: 20409
diff changeset
3936 static PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
3937 getarray(long a[256])
5049
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3938 {
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3939 int i;
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3940 PyObject *l = PyList_New(256);
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3941 if (l == NULL) return NULL;
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3942 for (i = 0; i < 256; i++) {
44099
f324631462a2 Cleanup: Replaced most PyInt_ aliases with PyLong_ and disabled the aliases in intobject.h
Christian Heimes <christian@cheimes.de>
parents: 43996
diff changeset
3943 PyObject *x = PyLong_FromLong(a[i]);
5049
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3944 if (x == NULL) {
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3945 Py_DECREF(l);
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3946 return NULL;
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3947 }
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3948 PyList_SetItem(l, i, x);
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3949 }
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3950 for (i = 0; i < 256; i++)
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3951 a[i] = 0;
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3952 return l;
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3953 }
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3954
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3955 PyObject *
13658
f79434ee41fa Mass ANSIfication of function definitions. Doesn't cover all 'extern'
Thomas Wouters <thomas@python.org>
parents: 13620
diff changeset
3956 _Py_GetDXProfile(PyObject *self, PyObject *args)
5049
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3957 {
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3958 #ifndef DXPAIRS
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3959 return getarray(dxp);
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3960 #else
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3961 int i;
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3962 PyObject *l = PyList_New(257);
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3963 if (l == NULL) return NULL;
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3964 for (i = 0; i < 257; i++) {
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3965 PyObject *x = getarray(dxpairs[i]);
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3966 if (x == NULL) {
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3967 Py_DECREF(l);
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3968 return NULL;
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3969 }
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3970 PyList_SetItem(l, i, x);
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3971 }
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3972 return l;
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3973 #endif
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3974 }
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3975
946b2b2a7622 Patches for (two forms of) optional dynamic execution profiling --
Guido van Rossum <guido@python.org>
parents: 5048
diff changeset
3976 #endif