[PATCH] D20316: AMDGPU: Handle alloca promoting with null operands

[Matt Arsenault via llvm-commits]

arsenm created this revision.
arsenm added a reviewer: tstellarAMD.
arsenm added a subscriber: llvm-commits.
Herald added subscribers: kzhuravl, arsenm.

If the second pointer in a multi-pointer instruction is a constant, we can replace the type.


http://reviews.llvm.org/D20316

Files:
  lib/Target/AMDGPU/AMDGPUPromoteAlloca.cpp
  test/CodeGen/AMDGPU/promote-alloca-to-lds-icmp.ll
  test/CodeGen/AMDGPU/promote-alloca-to-lds-phi.ll
  test/CodeGen/AMDGPU/promote-alloca-to-lds-select.ll

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