[PATCH] D130817: [X86][FP16] Fix vector_shuffle and lowering without f16c feature problems
Simon Pilgrim via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Sat Jul 30 03:10:08 PDT 2022
RKSimon added inline comments.
================
Comment at: llvm/test/CodeGen/X86/vector-half-conversions.ll:29
-; ALL: # %bb.0:
-; ALL-NEXT: vcvtph2ps %xmm0, %xmm0
-; ALL-NEXT: retq
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I'm confused as to under what cases we can't use vcvtph2ps for half -> float given all half values are exactly representable by float?
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D130817/new/
https://reviews.llvm.org/D130817
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