[all-commits] [llvm/llvm-project] 2fe2a6: [DAGCombiner] Use generalized pattern matcher in v...

[Yeting Kuo via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 2fe2a6d4b8a4647e49d69a5ff7161946aeb7cee1
      https://github.com/llvm/llvm-project/commit/2fe2a6d4b8a4647e49d69a5ff7161946aeb7cee1
  Author: Yeting Kuo <yeting.kuo at sifive.com>
  Date:   2023-06-08 (Thu, 08 Jun 2023)

  Changed paths:
    M llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
    M llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
    A llvm/test/CodeGen/RISCV/rvv/vfma-vp-combine.ll

  Log Message:
  -----------
  [DAGCombiner] Use generalized pattern matcher in visitFMA to support vp.fma.

Note: Some patterns in visitFMA are needed refined to support splat of constant.

Reviewed By: luke

Differential Revision: https://reviews.llvm.org/D152260