[all-commits] [llvm/llvm-project] 2f792f: [AArch64][GlobalISel] Add some post-legalization c...

[David Green via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 2f792f6e7157751441b06c7212edfea1a0651a27
      https://github.com/llvm/llvm-project/commit/2f792f6e7157751441b06c7212edfea1a0651a27
  Author: David Green <david.green at arm.com>
  Date:   2024-10-18 (Fri, 18 Oct 2024)

  Changed paths:
    M llvm/include/llvm/Target/GlobalISel/Combine.td
    M llvm/lib/Target/AArch64/AArch64Combine.td
    M llvm/test/CodeGen/AArch64/GlobalISel/combine-cast.mir
    M llvm/test/CodeGen/AArch64/GlobalISel/combine-trunc.mir
    M llvm/test/CodeGen/AArch64/add.ll
    M llvm/test/CodeGen/AArch64/and-mask-removal.ll
    M llvm/test/CodeGen/AArch64/andorxor.ll
    M llvm/test/CodeGen/AArch64/bitcast.ll
    M llvm/test/CodeGen/AArch64/concat-vector.ll
    M llvm/test/CodeGen/AArch64/fcmp.ll
    M llvm/test/CodeGen/AArch64/itofp.ll
    M llvm/test/CodeGen/AArch64/mul.ll
    M llvm/test/CodeGen/AArch64/sub.ll

  Log Message:
  -----------
  [AArch64][GlobalISel] Add some post-legalization cast combines. (#112509)

This helps clear up some of the legalization artefacts. Not all of the
cast_combines are added (notably select combines) as they currently have
questionable benefit in the test updates.



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