[PATCH] D103323: [DAGCombiner] Add support for mulhi const folding in DAGCombiner

[David Stuttard via Phabricator via llvm-commits]

dstuttard updated this revision to Diff 356448.
dstuttard added a comment.
Herald added a subscriber: pengfei.

Updated existing test based on feedback

Rebase and adjust X86 test that now folds


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D103323/new/

https://reviews.llvm.org/D103323

Files:
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
  llvm/test/CodeGen/AMDGPU/udiv.ll
  llvm/test/CodeGen/X86/pmulh.ll

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