[PATCH] D69175: [X86][SSE] LowerUINT_TO_FP_i64 - only use HADDPD for size/fast-hops
Craig Topper via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Sun Oct 20 11:17:05 PDT 2019
craig.topper added a comment.
In D69175#1715853 <https://reviews.llvm.org/D69175#1715853>, @mstorsjo wrote:
> This broke building ffmpeg/libav for mingw, with errors like "Cannot select: t22: v2f64 = X86ISD::FHADD t21, t21". See https://bugs.llvm.org/show_bug.cgi?id=43729 for details.
I think we just need to add “Subtarget.hasSSE3() &&” before the call to shouldUseHorizontal.
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rG LLVM Github Monorepo
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https://reviews.llvm.org/D69175/new/
https://reviews.llvm.org/D69175
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