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gh-139109: Dynamic opcode targets (GH-139111)

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Make opcode targets table dynamic
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Ken Jin 2025-09-18 21:12:07 +08:00 • committed by GitHub
parent 243d599a05
commit a269e691de
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GPG key ID: B5690EEEBB952194
5 changed files with 19 additions and 17 deletions
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9
Python/ceval.c
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@ -1022,6 +1022,7 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
#if USE_COMPUTED_GOTOS && !_Py_TAIL_CALL_INTERP
/* Import the static jump table */
#include "opcode_targets.h"
void **opcode_targets = opcode_targets_table;
#endif
#ifdef Py_STATS
@ -1101,9 +1102,9 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
stack_pointer = _PyFrame_GetStackPointer(frame);
#if _Py_TAIL_CALL_INTERP
# if Py_STATS
return _TAIL_CALL_error(frame, stack_pointer, tstate, next_instr, 0, lastopcode);
return _TAIL_CALL_error(frame, stack_pointer, tstate, next_instr, instruction_funcptr_table, 0, lastopcode);
# else
return _TAIL_CALL_error(frame, stack_pointer, tstate, next_instr, 0);
return _TAIL_CALL_error(frame, stack_pointer, tstate, next_instr, instruction_funcptr_table, 0);
# endif
#else
goto error;
@ -1112,9 +1113,9 @@ _PyEval_EvalFrameDefault(PyThreadState *tstate, _PyInterpreterFrame *frame, int
#if _Py_TAIL_CALL_INTERP
# if Py_STATS
return _TAIL_CALL_start_frame(frame, NULL, tstate, NULL, 0, lastopcode);
return _TAIL_CALL_start_frame(frame, NULL, tstate, NULL, instruction_funcptr_table, 0, lastopcode);
# else
return _TAIL_CALL_start_frame(frame, NULL, tstate, NULL, 0);
return _TAIL_CALL_start_frame(frame, NULL, tstate, NULL, instruction_funcptr_table, 0);
# endif
#else
goto start_frame;