[PATCH] D15739: AVX-512: Kreg set 0/1 optimization

Elena Demikhovsky via llvm-commits llvm-commits at lists.llvm.org
Tue Dec 22 23:14:53 PST 2015

delena created this revision.
delena added a reviewer: DavidKreitzer.
delena added a subscriber: llvm-commits.

The pattern that sets a mask register to all-ones
KXNOR %kn, %kn, %kn 
is replaced with 
KXNOR %k0, %k0, %kn - KNL optimization.



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