[PATCH] D41794: [X86] Improve AVX1 shuffle lowering for v8f32 shuffles where the low half comes from V1 and the high half comes from V2 and the halves do the same operation
Simon Pilgrim via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Sun Jan 14 07:12:36 PST 2018
RKSimon added a comment.
In https://reviews.llvm.org/D41794#969440, @craig.topper wrote:
> The adds/fadds are just there cause that's what was in the bug report. And I wanted to make sure we were able to reuse the vperm2f128 shuffles that create NewV1 and NewV2.
OK - please can you commit the tests to trunk so the patch shows the codegen diff?
https://reviews.llvm.org/D41794
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