[PATCH] D103820: [X86] Prefer vpmovq2m over vpternlogd + vpcmpgtq
David Zarzycki via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon Jun 7 09:46:28 PDT 2021
davezarzycki added a comment.
Actually, wait. Something weird is going on at the mid-level. These two functions should generate the same optimized IR, right?
typedef int V __attribute__((vector_size(64)));
V lt_zero_x_y(V mask, V x, V y) { return mask < 0 ? x : y; }
V ge_zero_y_x(V mask, V x, V y) { return mask >= 0 ? y : x; }
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https://reviews.llvm.org/D103820/new/
https://reviews.llvm.org/D103820
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