Merging r259342 (with s/p2align 4/align 16) because r258750 is not in 3.8.

Merging r259342 (with s/p2align 4/align 16) because r258750 is not in 3.8.

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r259342 | ibreger | 2016-01-31 23:56:09 -0800 (Sun, 31 Jan 2016) | 3 lines

AVX512 : Fix SETCCE lowering for KNL 32 bit.

Differential Revision: http://reviews.llvm.org/D16752
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git-svn-id: https://llvm.org/svn/llvm-project/llvm/branches/release_38@259533 91177308-0d34-0410-b5e6-96231b3b80d8