[PATCH] D71263: AMDGPU: Don't run redundant GlobalDCE
Stanislav Mekhanoshin via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Dec 10 08:34:25 PST 2019
rampitec added a comment.
The idea to run it was to speedup compilation. After internalize we have an opportunity to remove some functions and do not spend time optimizing them. As far as I understand GlobalDCE is really cheap, unlike passes running before its next invocation.
Did you make any compile time measurements to support it?
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https://reviews.llvm.org/D71263/new/
https://reviews.llvm.org/D71263
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