[PATCH] D76095: [AMDGPU] Simplify exec copies

[Stanislav Mekhanoshin via Phabricator via llvm-commits]

rampitec created this revision.
rampitec added reviewers: arsenm, AlexVlx, sameerds.
Herald added subscribers: kerbowa, hiraditya, t-tye, tpr, dstuttard, yaxunl, nhaehnle, wdng, jvesely, kzhuravl.
Herald added a project: LLVM.

The patch removes late endcf handling and only leaves the
related portion with redundant exec mask copy elimination.


https://reviews.llvm.org/D76095

Files:
  llvm/lib/Target/AMDGPU/SIOptimizeExecMaskingPreRA.cpp
  llvm/test/CodeGen/AMDGPU/collapse-endcf.ll

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