[PATCH] D69500: [X86] NFC: Convert LLVM command-line flag to target attribute
David Zarzycki via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Fri Nov 1 05:12:14 PDT 2019
davezarzycki added a comment.
In D69500#1728720 <https://reviews.llvm.org/D69500#1728720>, @craig.topper wrote:
> Doesn’t this leave the FastPartialWriteFlag unused?
>
> With this change there is no way to disable the pass from the clang command line.
Yes, this leaves FeatureFastPartialYMMorZMMWrite unused. I looked into wiring up some code gen to use the flag, but I got distracted.
Your right about the clang behavior. I'll need to update the patch.
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rG LLVM Github Monorepo
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https://reviews.llvm.org/D69500/new/
https://reviews.llvm.org/D69500
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