[PATCH] D27586: AMDGPU/SI: Add llvm.amdgcn.s.buffer.load intrinsic

[Tom Stellard via Phabricator via llvm-commits]

tstellarAMD created this revision.
tstellarAMD added a reviewer: arsenm.
tstellarAMD added a subscriber: llvm-commits.
Herald added subscribers: tony-tye, yaxunl, nhaehnle, wdng, kzhuravl.

This patch also adds a new address space to represent loads from the constant
address space that use a buffer resource.

Note that this new address space does not support GEP instructions due to
limitations in the instruction selector.


https://reviews.llvm.org/D27586

Files:
  include/llvm/IR/IntrinsicsAMDGPU.td
  lib/Target/AMDGPU/AMDGPU.h
  lib/Target/AMDGPU/AMDGPUISelLowering.cpp
  lib/Target/AMDGPU/AMDGPUISelLowering.h
  lib/Target/AMDGPU/AMDGPUTargetMachine.cpp
  lib/Target/AMDGPU/AMDGPUTargetTransformInfo.cpp
  lib/Target/AMDGPU/AMDGPUTargetTransformInfo.h
  lib/Target/AMDGPU/BUFInstructions.td
  lib/Target/AMDGPU/SIISelLowering.cpp
  lib/Target/AMDGPU/SIISelLowering.h
  lib/Target/AMDGPU/SIInstrInfo.td
  lib/Target/AMDGPU/SMInstructions.td
  test/CodeGen/AMDGPU/mubuf.ll
  test/CodeGen/AMDGPU/smrd.ll
  test/Transforms/EarlyCSE/AMDGPU/intrinsics.ll

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