[PATCH] D109953: [X86][FP16] Combine the FADD(A, FMA(B, C, 0)) to FMA(B, C, A)

[LiuChen via Phabricator via llvm-commits]

LiuChen3 updated this revision to Diff 374158.
LiuChen3 added a comment.

Distinguish 0.0 and -0.0 in FMA.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D109953/new/

https://reviews.llvm.org/D109953

Files:
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/CodeGen/X86/avx512fp16-combine-vfmac-fadd.ll

-------------- next part --------------
A non-text attachment was scrubbed...
Name: D109953.374158.patch
Type: text/x-patch
Size: 60895 bytes
Desc: not available
URL: <http://lists.llvm.org/pipermail/llvm-commits/attachments/20210922/9a06ef31/attachment.bin>