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* [Bug target/81616] Update -mtune=generic for the current Intel and AMD processors
[not found] <bug-81616-4@http.gcc.gnu.org/bugzilla/>
@ 2022-12-07 8:45 ` cvs-commit at gcc dot gnu.org
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From: cvs-commit at gcc dot gnu.org @ 2022-12-07 8:45 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81616
--- Comment #55 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Hongyu Wang <hongyuw@gcc.gnu.org>:
https://gcc.gnu.org/g:3a1a141f79c83ad38f7db3a21d8a4dcfe625c176
commit r13-4534-g3a1a141f79c83ad38f7db3a21d8a4dcfe625c176
Author: Hongyu Wang <hongyu.wang@intel.com>
Date: Tue Dec 6 09:53:35 2022 +0800
i386: Avoid fma_chain for -march=alderlake and sapphirerapids.
For Alderlake there is similar issue like PR 81616, enable
avoid_fma256_chain will also benefit on Intel latest platforms
Alderlake and Sapphire Rapids.
gcc/ChangeLog:
* config/i386/x86-tune.def (X86_TUNE_AVOID_256FMA_CHAINS): Add
m_SAPPHIRERAPIDS, m_ALDERLAKE and m_CORE_ATOM.
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[not found] <bug-81616-4@http.gcc.gnu.org/bugzilla/>
2022-12-07 8:45 ` [Bug target/81616] Update -mtune=generic for the current Intel and AMD processors cvs-commit at gcc dot gnu.org
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