[all-commits] [llvm/llvm-project] 69f355: [MIPS]Remove unnecessary SLL instructions on MIPS6...

[anbbna via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 69f3552d5ee27b4a2fb160600564d3d4d3c3868b
      https://github.com/llvm/llvm-project/commit/69f3552d5ee27b4a2fb160600564d3d4d3c3868b
  Author: anbbna <117081688+anbbna at users.noreply.github.com>
  Date:   2025-05-07 (Wed, 07 May 2025)

  Changed paths:
    M llvm/lib/Target/Mips/MipsISelLowering.cpp
    M llvm/test/CodeGen/Mips/llvm-ir/not.ll
    M llvm/test/CodeGen/Mips/llvm-ir/xor.ll
    M llvm/test/CodeGen/Mips/xor-and.ll

  Log Message:
  -----------
  [MIPS]Remove unnecessary SLL instructions on MIPS64el (#109386)

Optimize ((signext (xor (trunc X), imm)) to (xor (X, imm)).

Fix https://github.com/llvm/llvm-project/issues/99783



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