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author	Sam Gross <colesbury@gmail.com>
	Tue, 6 Aug 2024 18:36:57 +0000 (14:36 -0400)
committer	GitHub <noreply@github.com>
	Tue, 6 Aug 2024 18:36:57 +0000 (14:36 -0400)
commit	dc093010672207176857a747c61da9c046ad9d3e
tree	3eeff2ad72faa7781255016cc0f54c45aecd41d7	tree \| snapshot
parent	1429651a06611a9dbcb1928b746faf52934c12e2	commit \| diff

gh-122417: Implement per-thread heap type refcounts (#122418)

The free-threaded build partially stores heap type reference counts in
distributed manner in per-thread arrays. This avoids reference count
contention when creating or destroying instances.

Co-authored-by: Ken Jin <kenjin@python.org>

18 files changed:

Include/cpython/object.h		diff \| blob \| blame \| history
Include/internal/pycore_gc.h		diff \| blob \| blame \| history
Include/internal/pycore_interp.h		diff \| blob \| blame \| history
Include/internal/pycore_object.h		diff \| blob \| blame \| history
Include/internal/pycore_tstate.h		diff \| blob \| blame \| history
Include/internal/pycore_typeid.h	[new file with mode: 0644]	blob
Lib/test/test_sys.py		diff \| blob \| blame \| history
Makefile.pre.in		diff \| blob \| blame \| history
Misc/NEWS.d/next/Core_and_Builtins/2024-07-29-19-20-25.gh-issue-122417.NVgs0a.rst	[new file with mode: 0644]	blob
Objects/object.c		diff \| blob \| blame \| history
Objects/typeobject.c		diff \| blob \| blame \| history
PCbuild/_freeze_module.vcxproj		diff \| blob \| blame \| history
PCbuild/_freeze_module.vcxproj.filters		diff \| blob \| blame \| history
PCbuild/pythoncore.vcxproj		diff \| blob \| blame \| history
PCbuild/pythoncore.vcxproj.filters		diff \| blob \| blame \| history
Python/gc_free_threading.c		diff \| blob \| blame \| history
Python/pystate.c		diff \| blob \| blame \| history
Python/typeid.c	[new file with mode: 0644]	blob

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