[Clang][AVX512][Intrinsics] Adding two definitions _mm512_setzero and _mm512_setzero_epi32

Differential Revision: http://reviews.llvm.org/D20871

llvm-svn: 271832
diff --git a/clang/lib/Headers/avx512fintrin.h b/clang/lib/Headers/avx512fintrin.h
index 701d5cf..e7b5471 100644
--- a/clang/lib/Headers/avx512fintrin.h
+++ b/clang/lib/Headers/avx512fintrin.h
@@ -170,6 +170,8 @@
   return (__m512i)(__v8di){ 0, 0, 0, 0, 0, 0, 0, 0 };
 }
 
+#define _mm512_setzero_epi32 _mm512_setzero_si512
+
 static __inline__ __m512d __DEFAULT_FN_ATTRS
 _mm512_undefined_pd()
 {
@@ -274,6 +276,9 @@
   return (__m512){ 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0,
                    0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 };
 }
+
+#define _mm512_setzero _mm512_setzero_ps
+
 static  __inline __m512d __DEFAULT_FN_ATTRS
 _mm512_setzero_pd(void)
 {