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(parent: c2b7a66) | patch
bpo-43760: Speed up check for tracing in interpreter dispatch (#25276)
authorMark Shannon <mark@hotpy.org>
Tue, 13 Apr 2021 10:08:14 +0000 (11:08 +0100)
committerGitHub <noreply@github.com>
Tue, 13 Apr 2021 10:08:14 +0000 (11:08 +0100)
commit9e7b2076fb4380987ad0262c4c0ca900b06475ad
treed7a4902fa70e0014849fd77f07d89f39bb2e7494tree | snapshot
parentc2b7a66b91cdb96fbfdb160f96797208ddc5e436commit | diff
bpo-43760: Speed up check for tracing in interpreter dispatch (#25276)

* Remove redundant tracing_possible field from interpreter state.

* Move 'use_tracing' from tstate onto C stack, for fastest possible checking in dispatch logic.

* Add comments stressing the importance stack discipline when dealing with CFrames.

* Add NEWS
Include/cpython/pystate.h diff | blob | blame | history
Include/internal/pycore_interp.h diff | blob | blame | history
Misc/NEWS.d/next/Core and Builtins/2021-04-08-12-20-29.bpo-43760.tBIsD8.rst [new file with mode: 0644] blob
Python/ceval.c diff | blob | blame | history
Python/pystate.c diff | blob | blame | history
Python/sysmodule.c diff | blob | blame | history
Mirror of https://github.com/python/cpython.git