[all-commits] [llvm/llvm-project] 23db8e: [AMDGPU] Use v_mad_u64_u32 for IMAD32

[Stanislav Mekhanoshin via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 23db8e4b43225fd5e4df8cab52e0b8517ba77d49
      https://github.com/llvm/llvm-project/commit/23db8e4b43225fd5e4df8cab52e0b8517ba77d49
  Author: Stanislav Mekhanoshin <Stanislav.Mekhanoshin at amd.com>
  Date:   2022-06-09 (Thu, 09 Jun 2022)

  Changed paths:
    M llvm/lib/Target/AMDGPU/VOP3Instructions.td
    M llvm/test/CodeGen/AMDGPU/atomic_optimizations_buffer.ll
    M llvm/test/CodeGen/AMDGPU/atomic_optimizations_global_pointer.ll
    M llvm/test/CodeGen/AMDGPU/atomic_optimizations_local_pointer.ll
    M llvm/test/CodeGen/AMDGPU/atomic_optimizations_raw_buffer.ll
    M llvm/test/CodeGen/AMDGPU/atomic_optimizations_struct_buffer.ll
    M llvm/test/CodeGen/AMDGPU/mad_64_32.ll
    A llvm/test/CodeGen/AMDGPU/mad_u64_u32.ll
    M llvm/test/CodeGen/AMDGPU/mul24-pass-ordering.ll
    M llvm/test/CodeGen/AMDGPU/stack-pointer-offset-relative-frameindex.ll
    M llvm/test/CodeGen/AMDGPU/udiv.ll

  Log Message:
  -----------
  [AMDGPU] Use v_mad_u64_u32 for IMAD32

Nic Curtis done the experiments to prove it is faster than a
separate mul and add.

Fixes: SWDEV-332806

Differential Revision: https://reviews.llvm.org/D127253