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gh-134584: Remove custom float decref ops #142576

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Merged
Fidget-Spinner merged 10 commits into from
Dec 15, 2025
Merged

gh-134584: Remove custom float decref ops #142576

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ed4381c
Convert old decref elimination cold for floats
Fidget-Spinner Dec 11, 2025
e689291
Fix tests and check
Fidget-Spinner Dec 11, 2025
207dc05
Merge remote-tracking branch 'upstream/main' into decref_float_refactor
Fidget-Spinner Dec 11, 2025
00f7818
address review comment
Fidget-Spinner Dec 11, 2025
9b7b864
simplify check
Fidget-Spinner Dec 11, 2025
1b3b922
address Mark's review
Fidget-Spinner Dec 13, 2025
8c0507f
fix assert
Fidget-Spinner Dec 13, 2025
d89a1d0
Merge remote-tracking branch 'upstream/main' into decref_float_refactor
Fidget-Spinner Dec 15, 2025
b67c6a7
Merge remote-tracking branch 'upstream/main' into decref_float_refactor
Fidget-Spinner Dec 15, 2025
1b443e2
upstream merge updates
Fidget-Spinner Dec 15, 2025
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fix assert
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@Fidget-Spinner
Fidget-Spinner committed Dec 13, 2025
commit 8c0507f4128a86c553894dae79ffdb55174e682c
7 changes: 4 additions & 3 deletions Python/ceval_macros.h
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Original file line number Diff line number Diff line change
Expand Up @@ -252,10 +252,11 @@ GETITEM(PyObject *v, Py_ssize_t i) {
(frame->owner == FRAME_OWNED_BY_INTERPRETER || (STACK_LEVEL() >= 0 && STACK_LEVEL() <= STACK_SIZE()))

#if defined(Py_DEBUG) && !defined(_Py_JIT)
#define WITHIN_STACK_BOUNDS_WITH_CACHE() \
(frame->owner == FRAME_OWNED_BY_INTERPRETER || (STACK_LEVEL() >= 0 && (STACK_LEVEL() + current_cached_values) <= STACK_SIZE()))
// This allows temporary stack "overflows", provided it's all in the cache at any point of time.
#define WITHIN_STACK_BOUNDS_IGNORING_CACHE() \
(frame->owner == FRAME_OWNED_BY_INTERPRETER || (STACK_LEVEL() >= 0 && (STACK_LEVEL()) <= STACK_SIZE()))
#else
#define WITHIN_STACK_BOUNDS_WITH_CACHE WITHIN_STACK_BOUNDS
#define WITHIN_STACK_BOUNDS_IGNORING_CACHE WITHIN_STACK_BOUNDS
#endif

/* Data access macros */
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