Amjad Aboud 4f97751798 [X86] Generate VZEROUPPER for Skylake-avx512. ...

VZEROUPPER should not be issued on Knights Landing (KNL), but on Skylake-avx512 it should be.

Differential Revision: https://reviews.llvm.org/D29874

llvm-svn: 296859

2017-03-03 09:03:24 +00:00

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