[PATCH] D42079: AMDGPU: Add a function attribute that shrinks buggy s_buffer opcodes on GFX9

[Marek Olšák via Phabricator via llvm-commits]

mareko created this revision.
mareko added reviewers: arsenm, nhaehnle.
Herald added subscribers: JDevlieghere, t-tye, tpr, dstuttard, yaxunl, wdng, kzhuravl.

This shouldn't be set for shaders running in an untrusted environment.

42952 affected shaders.
Code size in affected shaders: -12.64%


Repository:
  rL LLVM

https://reviews.llvm.org/D42079

Files:
  lib/Target/AMDGPU/AMDGPUSubtarget.h
  lib/Target/AMDGPU/SILoadStoreOptimizer.cpp
  lib/Target/AMDGPU/SIMachineFunctionInfo.cpp
  lib/Target/AMDGPU/SIMachineFunctionInfo.h
  lib/Target/AMDGPU/SIShrinkInstructions.cpp
  test/CodeGen/AMDGPU/smrd.ll

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