[all-commits] [llvm/llvm-project] 2d5f3b: [AMDGPU][SIPreEmitPeephole] mustRetainExeczBranch:...

[Juan Manuel Martinez Caamaño via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 2d5f3b0a61fb171617012a2c3ba05fd31fb3bb1d
      https://github.com/llvm/llvm-project/commit/2d5f3b0a61fb171617012a2c3ba05fd31fb3bb1d
  Author: Juan Manuel Martinez Caamaño <jmartinezcaamao at gmail.com>
  Date:   2024-10-11 (Fri, 11 Oct 2024)

  Changed paths:
    M llvm/lib/Target/AMDGPU/SIPreEmitPeephole.cpp
    M llvm/test/CodeGen/AMDGPU/amdgpu-demote-scc-branches.ll
    M llvm/test/CodeGen/AMDGPU/branch-condition-and.ll
    M llvm/test/CodeGen/AMDGPU/else.ll
    M llvm/test/CodeGen/AMDGPU/fptoi.i128.ll
    M llvm/test/CodeGen/AMDGPU/i1-copy-from-loop.ll
    A llvm/test/CodeGen/AMDGPU/insert-handle-flat-vmem-ds.mir
    R llvm/test/CodeGen/AMDGPU/insert-skips-flat-vmem-ds.mir
    M llvm/test/CodeGen/AMDGPU/insert-skips-gfx10.mir
    M llvm/test/CodeGen/AMDGPU/insert-skips-gfx12.mir
    M llvm/test/CodeGen/AMDGPU/insert-skips-gws.mir
    M llvm/test/CodeGen/AMDGPU/insert-skips-ignored-insts.mir
    M llvm/test/CodeGen/AMDGPU/itofp.i128.ll
    M llvm/test/CodeGen/AMDGPU/llvm.amdgcn.init.whole.wave-w64.ll
    M llvm/test/CodeGen/AMDGPU/llvm.amdgcn.reduce.umax.ll
    M llvm/test/CodeGen/AMDGPU/llvm.amdgcn.reduce.umin.ll
    M llvm/test/CodeGen/AMDGPU/local-atomicrmw-fadd.ll
    M llvm/test/CodeGen/AMDGPU/remove-short-exec-branches-gpr-idx-mode.mir
    M llvm/test/CodeGen/AMDGPU/remove-short-exec-branches-special-instructions.mir
    M llvm/test/CodeGen/AMDGPU/ret_jump.ll
    M llvm/test/CodeGen/AMDGPU/si-unify-exit-return-unreachable.ll
    M llvm/test/CodeGen/AMDGPU/skip-branch-taildup-ret.mir

  Log Message:
  -----------
  [AMDGPU][SIPreEmitPeephole] mustRetainExeczBranch: use BranchProbability and TargetSchedmodel (#109818)

Remove s_cbranch_execnz branches if the transformation is
profitable according to `BranchProbability` and `TargetSchedmodel`.



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