[PATCH] D105192: [AMDGPU] Optimize VGPR LiveRange in waterfall loops

[Sebastian Neubauer via Phabricator via llvm-commits]

sebastian-ne updated this revision to Diff 355804.
sebastian-ne added a comment.

Do not exclude readfirstlane registers from being optimized.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D105192/new/

https://reviews.llvm.org/D105192

Files:
  llvm/lib/Target/AMDGPU/SIInstrInfo.cpp
  llvm/lib/Target/AMDGPU/SIInstructions.td
  llvm/lib/Target/AMDGPU/SILowerControlFlow.cpp
  llvm/lib/Target/AMDGPU/SILowerI1Copies.cpp
  llvm/lib/Target/AMDGPU/SIOptimizeVGPRLiveRange.cpp
  llvm/test/CodeGen/AMDGPU/image-sample-waterfall.ll
  llvm/test/CodeGen/AMDGPU/indirect-call.ll
  llvm/test/CodeGen/AMDGPU/llvm.amdgcn.struct.buffer.load.format.v3f16.ll
  llvm/test/CodeGen/AMDGPU/mubuf-legalize-operands.mir
  llvm/test/CodeGen/AMDGPU/vgpr-descriptor-waterfall-loop-idom-update.ll

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