[PATCH] D100072: [AMDGPU] Allow -amdgpu-unsafe-fp-atomics to ignore denorm mode

Stanislav Mekhanoshin via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Wed Apr 7 17:11:47 PDT 2021


rampitec added inline comments.


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Comment at: clang/docs/ClangCommandLineReference.rst:3002
+
+Enable unsafe floating point atomic instructions. Bypasses denormal mode checks and allows to use atomics on a potentially unsupported memory types. (AMDGPU only)
+
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t-tye wrote:
> Enable generation of unsafe floating point atomic instructions. May generate more efficient code, but may not respect rounding and denormal modes, and may give incorrect results for certain memory destinations. (AMDGPU)
Thanks Tony! Really appreciate it.


CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D100072/new/

https://reviews.llvm.org/D100072



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