[PATCH] D20477: [x86, AVX] don't add a vzeroupper if that's what the code is already doing (PR27823)

Simon Pilgrim via llvm-commits llvm-commits at lists.llvm.org
Sat May 21 14:38:58 PDT 2016

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RKSimon added a comment.

Can we add tests for explicit calls to vzeroall/vzeroupper that is half way through the function with ymm accesses before + after?


http://reviews.llvm.org/D20477

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