[PATCH] D97427: [AMDGPU] Do not annotate an else branch if there is a kill
Carl Ritson via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Wed Feb 24 17:09:20 PST 2021
critson created this revision.
critson added reviewers: arsenm, piotr.
Herald added subscribers: kerbowa, jfb, hiraditya, t-tye, tpr, dstuttard, yaxunl, nhaehnle, jvesely, kzhuravl.
critson requested review of this revision.
Herald added subscribers: llvm-commits, wdng.
Herald added a project: LLVM.
As llvm.amdgcn.kill is lowered to a terminator it can cause
else branch annotations to end up in the wrong block.
Do not annotate conditionals as else branches where there is
a kill to avoid this.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D97427
Files:
llvm/lib/Target/AMDGPU/SIAnnotateControlFlow.cpp
llvm/test/CodeGen/AMDGPU/si-annotate-cf-kill.ll
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