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GH-128682: Account for escapes in DECREF_INPUTS (GH-129953)

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* Handle escapes in DECREF_INPUTS

* Mark a few more functions as escaping

* Replace DECREF_INPUTS with PyStackRef_CLOSE where possible
This commit is contained in:
Mark Shannon 2025-02-12 17:44:59 +00:00 • committed by GitHub
parent 3e222e3a15
commit 72f56654d0
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GPG key ID: B5690EEEBB952194
18 changed files with 2228 additions and 921 deletions
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28
Python/ceval_macros.h
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@ -118,7 +118,9 @@
#ifdef Py_DEBUG
#define LLTRACE_RESUME_FRAME() \
do { \
_PyFrame_SetStackPointer(frame, stack_pointer); \
int lltrace = maybe_lltrace_resume_frame(frame, GLOBALS()); \
stack_pointer = _PyFrame_GetStackPointer(frame); \
if (lltrace < 0) { \
JUMP_TO_LABEL(exit_unwind); \
} \
@ -409,17 +411,21 @@ do { \
} while (0)
#endif
#define GOTO_TIER_ONE(TARGET) \
do { \
next_instr = (TARGET); \
OPT_HIST(trace_uop_execution_counter, trace_run_length_hist); \
Py_CLEAR(tstate->previous_executor); \
if (next_instr == NULL) { \
next_instr = frame->instr_ptr; \
goto error; \
} \
DISPATCH(); \
} while (0)
#define GOTO_TIER_ONE(TARGET) \
do \
{ \
next_instr = (TARGET); \
OPT_HIST(trace_uop_execution_counter, trace_run_length_hist); \
_PyFrame_SetStackPointer(frame, stack_pointer); \
Py_CLEAR(tstate->previous_executor); \
stack_pointer = _PyFrame_GetStackPointer(frame); \
if (next_instr == NULL) \
{ \
next_instr = frame->instr_ptr; \
goto error; \
} \
DISPATCH(); \
} while (0)
#define CURRENT_OPARG() (next_uop[-1].oparg)
#define CURRENT_OPERAND0() (next_uop[-1].operand0)