[PATCH] D24745: TLI: Add option to generate dependent stores in scalarization.

[Jan Vesely via llvm-commits]

jvesely created this revision.
jvesely added reviewers: tstellarAMD, bogner.
jvesely added subscribers: llvm-commits, arsenm.
jvesely set the repository for this revision to rL LLVM.
Herald added subscribers: nhaehnle, wdng.

This is used by targets (like r600) that do RMW for truncating stores.
Future optimization should remove most redundant stores+loads
Fixes R600 regressions since r274397.

Repository:
  rL LLVM

https://reviews.llvm.org/D24745

Files:
  include/llvm/Target/TargetLowering.h
  lib/CodeGen/SelectionDAG/TargetLowering.cpp
  lib/Target/AMDGPU/AMDGPUISelLowering.cpp
  lib/Target/AMDGPU/R600ISelLowering.cpp
  lib/Target/AMDGPU/SIISelLowering.cpp
  test/CodeGen/AMDGPU/store-private.ll

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