[PATCH] D92645: [X86] Add X86ISD::SUBV_BROADCAST_LOAD and begin removing X86ISD::SUBV_BROADCAST (PR38969)

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon updated this revision to Diff 311457.
RKSimon added a comment.
Herald added a subscriber: jfb.

Add merging of different width X86ISD::SUBV_BROADCAST_LOAD by reusing the existing X86ISD::VBROADCAST_LOAD combine.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D92645/new/

https://reviews.llvm.org/D92645

Files:
  llvm/include/llvm/CodeGen/SelectionDAG.h
  llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/lib/Target/X86/X86ISelLowering.h
  llvm/lib/Target/X86/X86InstrAVX512.td
  llvm/lib/Target/X86/X86InstrFragmentsSIMD.td
  llvm/lib/Target/X86/X86InstrSSE.td
  llvm/test/CodeGen/X86/broadcast-elm-cross-splat-vec.ll
  llvm/test/CodeGen/X86/subvector-broadcast.ll
  llvm/test/CodeGen/X86/vector-trunc.ll

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