https://bugs.llvm.org/show_bug.cgi?id=42659
Bug ID: 42659
Summary: x86 FeatureAVX2 ought to imply FeatureFMA
Product: new-bugs
Version: unspecified
Hardware: PC
OS: Linux
Status: NEW
Severity: enhancement
Priority: P
Component: new bugs
Assignee: unassignedb...@nondot.org
Reporter: dgr...@google.com
CC: htmldevelo...@gmail.com, llvm-bugs@lists.llvm.org
Discussed here:
https://android-review.googlesource.com/c/platform/frameworks/ml/+/975323/2#message-7a51026cf2d1d2d51fbde40e78b064d37a078567
If I pass -mavx2 to the compiler, I should not need to pass -mfma also in order
to get FMA synthesis: Every AVX2 implementation supports FMA.
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