[all-commits] [llvm/llvm-project] 364f78: [GlobalIsel] Combine logic of icmps (#77855)

[Thorsten Schütt via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 364f781344e11d6a781ebdd0a4d9689bc9c51cfb
      https://github.com/llvm/llvm-project/commit/364f781344e11d6a781ebdd0a4d9689bc9c51cfb
  Author: Thorsten Schütt <schuett at gmail.com>
  Date:   2024-02-06 (Tue, 06 Feb 2024)

  Changed paths:
    M llvm/include/llvm/CodeGen/GlobalISel/CombinerHelper.h
    M llvm/include/llvm/CodeGen/GlobalISel/GenericMachineInstrs.h
    M llvm/include/llvm/Target/GlobalISel/Combine.td
    M llvm/lib/CodeGen/GlobalISel/CombinerHelper.cpp
    A llvm/test/CodeGen/AArch64/GlobalISel/combine-logic-of-compare.mir
    M llvm/test/CodeGen/AArch64/arm64-ccmp.ll
    M llvm/test/CodeGen/AMDGPU/llvm.is.fpclass.f16.ll

  Log Message:
  -----------
  [GlobalIsel] Combine logic of icmps (#77855)

Inspired by InstCombinerImpl::foldAndOrOfICmpsUsingRanges with some
adaptations to MIR.