[PATCH] D39575: [X86] Add subtarget features prefer-avx256 and prefer-avx128 and use them to limit vector width presented by TTI

Craig Topper via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Dec 14 09:45:02 PST 2017


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Repalce by https://reviews.llvm.org/D41096


https://reviews.llvm.org/D39575





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