[PATCH] D50319: AMDGPU: Fold v_lshl_or_b32 with 0 src0

[Matt Arsenault via Phabricator via llvm-commits]

arsenm created this revision.
arsenm added reviewers: rampitec, kzhuravl, cfang.
Herald added subscribers: t-tye, tpr, dstuttard, yaxunl, nhaehnle, wdng.

Appears from expansion of some packed cases.


https://reviews.llvm.org/D50319

Files:
  lib/Target/AMDGPU/SIFoldOperands.cpp
  test/CodeGen/AMDGPU/constant-fold-imm-immreg.mir

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