[all-commits] [llvm/llvm-project] 8913fc: Reapply "[AMDGPU] Remove definition of hi16 for sc...

[Igor Wodiany via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: 8913fcc64501c7da8ae02b97c174dc6701f7a8d7
      https://github.com/llvm/llvm-project/commit/8913fcc64501c7da8ae02b97c174dc6701f7a8d7
  Author: Igor Wodiany <igor.wodiany at amd.com>
  Date:   2026-09-23 (Wed, 23 Sep 2026)

  Changed paths:
    M llvm/lib/Target/AMDGPU/AMDGPUInstructionSelector.cpp
    M llvm/lib/Target/AMDGPU/AsmParser/AMDGPUAsmParser.cpp
    M llvm/lib/Target/AMDGPU/SIRegisterInfo.td
    M llvm/test/CodeGen/AMDGPU/asm-printer-check-vcc.mir
    M llvm/test/CodeGen/AMDGPU/branch-folding-implicit-def-subreg.ll
    M llvm/test/CodeGen/AMDGPU/branch-relax-indirect-branch.mir
    M llvm/test/CodeGen/AMDGPU/branch-relax-no-terminators.mir
    M llvm/test/CodeGen/AMDGPU/hazards-gfx950.mir
    M llvm/test/CodeGen/AMDGPU/ipra-regmask.ll
    A llvm/test/CodeGen/AMDGPU/issue197467-virt-reg-rewrite-failure.mir
    M llvm/test/CodeGen/AMDGPU/materialize-frame-index-sgpr.ll
    M llvm/test/CodeGen/AMDGPU/peephole-fold-imm.mir
    M llvm/test/CodeGen/AMDGPU/phys-partial-liveness.mir
    M llvm/test/CodeGen/AMDGPU/resource-usage-crash-unhandled-reg.mir
    M llvm/test/CodeGen/AMDGPU/sched-image-sample-post-RA.mir
    M llvm/test/CodeGen/AMDGPU/set-gpr-idx-peephole.mir
    M llvm/test/CodeGen/AMDGPU/true16-fold.mir
    M llvm/test/MC/AMDGPU/gfx11_asm_t16_err.s
    M llvm/unittests/Target/AMDGPU/DwarfRegMappings.cpp

  Log Message:
  -----------
  Reapply "[AMDGPU] Remove definition of hi16 for scalar registers (#197467)" (#201552)

This reapplies #197467. The regression uncovered by this PR has been
fixed in #223653 and a test was added to verify that
`llvm/test/CodeGen/AMDGPU/issue197467-virt-reg-rewrite-failure.mir`.



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