[PATCH] D38683: [X86][AVX512] lowering broadcastm intrinsic - clang part
jina via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Mon Oct 23 23:17:53 PDT 2017
jina.nahias added inline comments.
================
Comment at: test/CodeGen/avx512cdintrin.c:106
+ // CHECK: insertelement <16 x i32> %{{.*}}, i32 %{{.*}}
+ return _mm512_broadcastmw_epi32(_mm512_cmpeq_epi32_mask ( a, b));
}
----------------
RKSimon wrote:
> Any reason why you can't use the actual insertion indices instead of regexps?
yes,
the cmpeq intrinsic returns a mask type.
if we wont send a mask type to the broadcastm intrinsic it would do a regular broadcast (not a mask broadcast).
https://reviews.llvm.org/D38683
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