[PATCH] D138899: [PowerPC] add a peephole to eliminate unnecessary load

[ChenZheng via Phabricator via llvm-commits]

shchenz updated this revision to Diff 481578.
shchenz added reviewers: tstellar, RKSimon, sdardis, RolandF.
shchenz added a comment.
Herald added subscribers: kosarev, kerbowa, pengfei, atanasyan, jrtc27, jvesely.

address @RolandF comment, fixing in DAG Combiner and add more reviewers for other targets


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D138899/new/

https://reviews.llvm.org/D138899

Files:
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/test/CodeGen/AMDGPU/ctpop16.ll
  llvm/test/CodeGen/AMDGPU/load-constant-i16.ll
  llvm/test/CodeGen/AMDGPU/load-global-i16.ll
  llvm/test/CodeGen/AMDGPU/shl.ll
  llvm/test/CodeGen/AMDGPU/sra.ll
  llvm/test/CodeGen/Mips/o32_cc_byval.ll
  llvm/test/CodeGen/PowerPC/aix-cc-byval.ll
  llvm/test/CodeGen/PowerPC/byval-lhs.ll
  llvm/test/CodeGen/PowerPC/ppc64-byval-larger-struct.ll
  llvm/test/CodeGen/X86/fastcc-byval.ll

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