[PATCH] D31161: [AMDGPU] New Waitcnt Insertion Pass

Nicolai Hähnle via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Mon Apr 10 11:07:02 PDT 2017

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nhaehnle added a comment.

When applied to current trunk, this code can get into an infinite loop. Please see the sample LLVM IR at https://paste.debian.net/926533/

When compiled with `llc -march=amdgcn -mcpu=bonaire`, the new pass gets into an infinite loop. When compiled for Tonga, no infinite loop is encountered.


https://reviews.llvm.org/D31161

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