[PATCH] D57259: [NVPTX] Some nvvm.read.ptx.sreg intrinsics should have IntrInaccessibleMemOnly attribute.

[Artem Belevich via Phabricator via llvm-commits]

tra created this revision.
tra added reviewers: jlebar, asbirlea.
Herald added subscribers: bixia, sanjoy, jholewinski.

These intrinsics may return different values every time they are called
and should not be CSE'd. IntrInaccessibleMemOnly appears to be the right
attribute to model this behavior.


https://reviews.llvm.org/D57259

Files:
  llvm/include/llvm/IR/IntrinsicsNVVM.td
  llvm/test/CodeGen/NVPTX/intrinsics.ll

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