[all-commits] [llvm/llvm-project] a88deb: [AMDGPU] Use aperture registers instead of S_GETREG

[Pierre van Houtryve via All-commits]

  Branch: refs/heads/main
  Home:   https://github.com/llvm/llvm-project
  Commit: a88deb4b65f842138813334a77bbcecf8cfb9aaf
      https://github.com/llvm/llvm-project/commit/a88deb4b65f842138813334a77bbcecf8cfb9aaf
  Author: Pierre van Houtryve <pierre.vanhoutryve at amd.com>
  Date:   2022-11-30 (Wed, 30 Nov 2022)

  Changed paths:
    M llvm/lib/Target/AMDGPU/AMDGPULegalizerInfo.cpp
    M llvm/lib/Target/AMDGPU/SIDefines.h
    M llvm/lib/Target/AMDGPU/SIISelLowering.cpp
    M llvm/test/CodeGen/AMDGPU/GlobalISel/flat-scratch-init.gfx.ll
    M llvm/test/CodeGen/AMDGPU/GlobalISel/implicit-kernarg-backend-usage-global-isel.ll
    M llvm/test/CodeGen/AMDGPU/GlobalISel/legalize-addrspacecast.mir
    M llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.is.private.ll
    M llvm/test/CodeGen/AMDGPU/GlobalISel/llvm.amdgcn.is.shared.ll
    M llvm/test/CodeGen/AMDGPU/addrspacecast-known-non-null.ll
    M llvm/test/CodeGen/AMDGPU/addrspacecast.ll
    M llvm/test/CodeGen/AMDGPU/atomicrmw-expand.ll
    M llvm/test/CodeGen/AMDGPU/callee-special-input-sgprs-fixed-abi.ll
    M llvm/test/CodeGen/AMDGPU/flat-scratch-init.ll
    M llvm/test/CodeGen/AMDGPU/implicit-kernarg-backend-usage.ll
    M llvm/test/CodeGen/AMDGPU/llvm.amdgcn.is.private.ll
    M llvm/test/CodeGen/AMDGPU/llvm.amdgcn.is.shared.ll

  Log Message:
  -----------
  [AMDGPU] Use aperture registers instead of S_GETREG

Fixes a longstanding TODO in the codebase where we were using S_GETREG + shift to do something that could simply be done with an inline constant (register).

Patch based on D31874 by @kzhuravl
Depends on D137767

Reviewed By: arsenm

Differential Revision: https://reviews.llvm.org/D137542