[all-commits] [llvm/llvm-project] 3a106e: [GlobalISel] Fold G_ICMP if possible (#86357)

[Shilei Tian via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 3a106e5b2cd9f4073b2961b991ebaeee96786309
      https://github.com/llvm/llvm-project/commit/3a106e5b2cd9f4073b2961b991ebaeee96786309
  Author: Shilei Tian <i at tianshilei.me>
  Date:   2024-03-29 (Fri, 29 Mar 2024)

  Changed paths:
    M llvm/include/llvm/CodeGen/GlobalISel/Utils.h
    M llvm/lib/CodeGen/GlobalISel/CSEMIRBuilder.cpp
    M llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp
    M llvm/lib/CodeGen/GlobalISel/Utils.cpp
    M llvm/test/CodeGen/AArch64/GlobalISel/arm64-atomic.ll
    M llvm/test/CodeGen/AArch64/GlobalISel/combine-udiv.ll
    M llvm/test/CodeGen/AArch64/GlobalISel/combine-udiv.mir
    M llvm/test/CodeGen/AArch64/GlobalISel/legalize-cmpxchg-128.mir
    M llvm/test/CodeGen/AArch64/GlobalISel/legalize-cmpxchg-with-success.mir
    M llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-atomic-cmpxchg-with-success.mir
    M llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-saddo.mir
    M llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-saddsat.mir
    M llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-ssubo.mir
    M llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-ssubsat.mir
    M llvm/test/CodeGen/Mips/GlobalISel/legalizer/add.mir
    M llvm/test/CodeGen/Mips/GlobalISel/legalizer/cttz.mir
    M llvm/test/CodeGen/Mips/GlobalISel/legalizer/mul.mir
    M llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-add-rv32.mir
    M llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-add-rv64.mir
    M llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-addo-subo-rv32.mir
    M llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-addo-subo-rv64.mir
    M llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-mul-ext-rv32.mir
    M llvm/test/CodeGen/RISCV/GlobalISel/legalizer/legalize-mul-ext-rv64.mir
    M llvm/unittests/CodeGen/GlobalISel/CSETest.cpp

  Log Message:
  -----------
  [GlobalISel] Fold G_ICMP if possible (#86357)

This patch tries to fold `G_ICMP` if possible.



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