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GH-112354: Initial implementation of warm up on exits and trace-stitching (GH-114142)

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Mark Shannon 2024-02-20 09:39:55 +00:00 • committed by GitHub
parent acda1757bc
commit 7b21403ccd
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29 changed files with 744 additions and 198 deletions
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31
Python/ceval_macros.h
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@ -394,7 +394,36 @@ stack_pointer = _PyFrame_GetStackPointer(frame);
/* Tier-switching macros. */
#define GOTO_TIER_TWO() goto enter_tier_two;
#ifdef _Py_JIT
#define GOTO_TIER_TWO(EXECUTOR) \
do { \
jit_func jitted = (EXECUTOR)->jit_code; \
next_instr = jitted(frame, stack_pointer, tstate); \
Py_DECREF(tstate->previous_executor); \
tstate->previous_executor = NULL; \
frame = tstate->current_frame; \
if (next_instr == NULL) { \
goto resume_with_error; \
} \
stack_pointer = _PyFrame_GetStackPointer(frame); \
DISPATCH(); \
} while (0)
#else
#define GOTO_TIER_TWO(EXECUTOR) \
do { \
next_uop = (EXECUTOR)->trace; \
assert(next_uop->opcode == _START_EXECUTOR || next_uop->opcode == _COLD_EXIT); \
goto enter_tier_two; \
} while (0)
#endif
#define GOTO_TIER_ONE(TARGET) \
do { \
Py_DECREF(tstate->previous_executor); \
tstate->previous_executor = NULL; \
next_instr = target; \
DISPATCH(); \
} while (0)
#define CURRENT_OPARG() (next_uop[-1].oparg)