[PATCH] D129933: [DAG] SimplifyDemandedBits - relax "xor (X >> ShiftC), XorC --> (not X) >> ShiftC" to match only demanded bits

Simon Pilgrim via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Tue Jul 19 03:01:21 PDT 2022


This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG0f6b0461b01d: [DAG] SimplifyDemandedBits - relax "xor (X >> ShiftC), XorC --> (not X) >>… (authored by RKSimon).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D129933/new/

https://reviews.llvm.org/D129933

Files:
  llvm/include/llvm/CodeGen/TargetLowering.h
  llvm/lib/CodeGen/SelectionDAG/TargetLowering.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.cpp
  llvm/lib/Target/AArch64/AArch64ISelLowering.h
  llvm/lib/Target/ARM/ARMISelLowering.cpp
  llvm/lib/Target/ARM/ARMISelLowering.h
  llvm/test/CodeGen/Mips/bittest.ll
  llvm/test/CodeGen/RISCV/bittest.ll
  llvm/test/CodeGen/X86/speculative-load-hardening.ll

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