8000 bpo-43760: Speed up check for tracing in interpreter dispatch by markshannon · Pull Request #25276 · python/cpython · GitHub
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bpo-43760: Speed up check for tracing in interpreter dispatch #25276

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Merged
merged 6 commits into from
Apr 13, 2021
Merged

bpo-43760: Speed up check for tracing in interpreter dispatch #25276

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88fc80c
Remove redundant tracing_possible field from interpreter state.
markshannon Apr 7, 2021
6458071
Move 'use_tracing' from tstate onto C stack, for fastest possible che…
markshannon Apr 7, 2021
2cf3c98
Add more comments strssing the importance satck discipline when deali…
markshannon Apr 8, 2021
5ba8650
Add NEWS
markshannon Apr 8, 2021
577cafd
Clarify NEWS item.
markshannon Apr 12, 2021
e380267
Fix typo.
markshannon Apr 13, 2021
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Clarify NEWS item.
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@markshannon
markshannon committed Apr 12, 2021
commit 577cafd38978e8b7419d47be1cfb723d63ed0925
4 changes: 2 additions & 2 deletions Misc/NEWS.d/next/Core and Builtins/2021-04-08-12-20-29.bpo-43760.tBIsD8.rst
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The flag to check whether tracing is enabled for the thread is now kept on
the C stack, instead of the heap, to streamline dispatch in the interpreter.
Move the flag for checking whether tracing is enabled to the C stack, from of the heap.
Should speed up dispatch in the interpreter.
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