[PATCH] D24943: [NVPTX] Added intrinsics for atom.gen.{sys|cta}.* instructions.

[Artem Belevich via llvm-commits]

tra created this revision.
tra added reviewers: jlebar, jholewinski.
tra added a subscriber: llvm-commits.
Herald added subscribers: jlebar, jholewinski.

sm_6x GPUs add atomic operations that explicitly specify set of threads that observe operation as atomic.
This patch implements these instructions along with matching intrinsics.


https://reviews.llvm.org/D24943

Files:
  include/llvm/IR/IntrinsicsNVVM.td
  lib/Target/NVPTX/NVPTX.td
  lib/Target/NVPTX/NVPTXISelLowering.cpp
  lib/Target/NVPTX/NVPTXInstrInfo.td
  lib/Target/NVPTX/NVPTXIntrinsics.td
  lib/Target/NVPTX/NVPTXSubtarget.cpp
  lib/Target/NVPTX/NVPTXSubtarget.h
  lib/Target/NVPTX/NVPTXTargetTransformInfo.cpp
  test/CodeGen/NVPTX/atomics-with-scope.ll

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