[PATCH] D137542: [AMDGPU] Use aperture registers instead of S_GETREG

[Pierre van Houtryve via Phabricator via llvm-commits]

Pierre-vh created this revision.
Pierre-vh added reviewers: kzhuravl, arsenm.
Herald added subscribers: kosarev, foad, kerbowa, hiraditya, tpr, dstuttard, yaxunl, jvesely.
Herald added a project: All.
Pierre-vh requested review of this revision.
Herald added subscribers: llvm-commits, wdng.
Herald added a project: LLVM.

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 <https://reviews.llvm.org/D31874> by @kzhuravl


Repository:
  rG LLVM Github Monorepo

https://reviews.llvm.org/D137542

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

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