[PATCH] D106450: [InstCombine] Fold (gep (oneuse(gep Ptr, Idx0)), Idx1) -> (gep Ptr, (add Idx0, Idx1)) (PR51069)

[Simon Pilgrim via Phabricator via llvm-commits]

RKSimon updated this revision to Diff 360492.
RKSimon added a comment.

Set nsw if the new gep is inbounds


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D106450/new/

https://reviews.llvm.org/D106450

Files:
  llvm/lib/Transforms/InstCombine/InstructionCombining.cpp
  llvm/test/Transforms/InstCombine/gep-combine-loop-invariant.ll
  llvm/test/Transforms/InstCombine/gep-custom-dl.ll
  llvm/test/Transforms/InstCombine/getelementptr.ll
  llvm/test/Transforms/InstCombine/select-gep.ll
  llvm/test/Transforms/InstCombine/shift.ll
  llvm/test/Transforms/LoopVectorize/AArch64/sve-vector-reverse.ll
  llvm/test/Transforms/LoopVectorize/AArch64/vector-reverse-mask4.ll
  llvm/test/Transforms/LoopVectorize/ARM/mve-reduction-predselect.ll
  llvm/test/Transforms/LoopVectorize/ARM/mve-reductions.ll
  llvm/test/Transforms/LoopVectorize/X86/x86-interleaved-accesses-masked-group.ll
  llvm/test/Transforms/LoopVectorize/consecutive-ptr-uniforms.ll
  llvm/test/Transforms/LoopVectorize/interleaved-accesses.ll

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