[all-commits] [llvm/llvm-project] 287aa6: [DAGCombiner] Use generalized pattern match for vi...
Yeting Kuo via All-commits
all-commits at lists.llvm.org
Thu May 4 07:02:48 PDT 2023
Branch: refs/heads/main
Home: https://github.com/llvm/llvm-project
Commit: 287aa6c4536408413b860e61fca0318a27214cf3
https://github.com/llvm/llvm-project/commit/287aa6c4536408413b860e61fca0318a27214cf3
Author: Yeting Kuo <yeting.kuo at sifive.com>
Date: 2023-05-04 (Thu, 04 May 2023)
Changed paths:
M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
A llvm/test/CodeGen/RISCV/rvv/fold-vp-fsub-and-vp-fmul.ll
Log Message:
-----------
[DAGCombiner] Use generalized pattern match for visitFSUBForFMACombine.
The patch makes visitFSUBForFMACombine serve vp.fsub too. It helps DAGCombiner
to fuse vp.fsub and vp.fmul patterns to vp.fma.
Reviewed By: luke
Differential Revision: https://reviews.llvm.org/D149821
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