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projects / thirdparty / Python / cpython.git / commit

author	Ken Jin <kenjin@python.org>
	Tue, 17 Jun 2025 15:25:53 +0000 (23:25 +0800)
committer	GitHub <noreply@github.com>
	Tue, 17 Jun 2025 15:25:53 +0000 (23:25 +0800)
commit	fba5dded6df3c2b1943557afef89a5cb418f65a2
tree	78398108ec1ec4483c541fe1e4654eb942c4c815	tree \| snapshot
parent	8dd8b5c2f0785675b9282b719256341448d49967	commit \| diff

gh-134584: Decref elimination for float ops in the JIT (GH-134588)

This PR adds a PyJitRef API to the JIT's optimizer that mimics the _PyStackRef API. This allows it to track references and their stack lifetimes properly. Thus opening up the doorway to refcount elimination in the JIT.

14 files changed:

Include/internal/pycore_optimizer.h		diff \| blob \| blame \| history
Include/internal/pycore_uop_ids.h		diff \| blob \| blame \| history
Include/internal/pycore_uop_metadata.h		diff \| blob \| blame \| history
Lib/test/test_capi/test_opt.py		diff \| blob \| blame \| history
Lib/test/test_generated_cases.py		diff \| blob \| blame \| history
Misc/NEWS.d/next/Core_and_Builtins/2025-05-23-14-54-07.gh-issue-134584.y-WDjf.rst	[new file with mode: 0644]	blob
Python/bytecodes.c		diff \| blob \| blame \| history
Python/executor_cases.c.h		diff \| blob \| blame \| history
Python/optimizer_analysis.c		diff \| blob \| blame \| history
Python/optimizer_bytecodes.c		diff \| blob \| blame \| history
Python/optimizer_cases.c.h		diff \| blob \| blame \| history
Python/optimizer_symbols.c		diff \| blob \| blame \| history
Tools/cases_generator/analyzer.py		diff \| blob \| blame \| history
Tools/cases_generator/optimizer_generator.py		diff \| blob \| blame \| history

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