[PATCH] D96703: [DAG] foldSubToUSubSat - fold sub(a,trunc(umin(zext(a),b))) -> usubsat(a,trunc(umin(b,c)))

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon updated this revision to Diff 324273.
RKSimon added a comment.

rebase


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D96703/new/

https://reviews.llvm.org/D96703

Files:
  llvm/lib/CodeGen/SelectionDAG/DAGCombiner.cpp
  llvm/lib/Target/X86/X86ISelLowering.cpp
  llvm/test/CodeGen/X86/psubus.ll

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