Index: include/clang/Basic/BuiltinsX86.def
===================================================================
--- include/clang/Basic/BuiltinsX86.def
+++ include/clang/Basic/BuiltinsX86.def
@@ -1942,6 +1942,9 @@
 TARGET_BUILTIN(__builtin_ia32_pternlogq128_maskz, "V2LLiV2LLiV2LLiV2LLiIiUc","","avx512vl")
 TARGET_BUILTIN(__builtin_ia32_pternlogq256_mask, "V4LLiV4LLiV4LLiV4LLiIiUc","","avx512vl")
 TARGET_BUILTIN(__builtin_ia32_pternlogq256_maskz, "V4LLiV4LLiV4LLiV4LLiIiUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_cvtw2mask512, "UiV32s","","avx512bw")
+TARGET_BUILTIN(__builtin_ia32_cvtw2mask128, "UcV8s","","avx512bw,avx512vl")
+TARGET_BUILTIN(__builtin_ia32_cvtw2mask256, "UsV16s","","avx512bw,avx512vl")
 
 #undef BUILTIN
 #undef TARGET_BUILTIN
Index: lib/Headers/avx512bwintrin.h
===================================================================
--- lib/Headers/avx512bwintrin.h
+++ lib/Headers/avx512bwintrin.h
@@ -2057,6 +2057,11 @@
              (__v32hi) __B, __U);
 }
 
+static __inline__ __mmask32 __DEFAULT_FN_ATTRS
+_mm512_movepi16_mask (__m512i __A)
+{
+  return (__mmask32) __builtin_ia32_cvtw2mask512 ((__v32hi) __A);
+}
 
 #undef __DEFAULT_FN_ATTRS
 
Index: lib/Headers/avx512vlbwintrin.h
===================================================================
--- lib/Headers/avx512vlbwintrin.h
+++ lib/Headers/avx512vlbwintrin.h
@@ -3172,7 +3172,17 @@
              (__v16hi) __B, __U);
 }
 
+static __inline__ __mmask8 __DEFAULT_FN_ATTRS
+_mm_movepi16_mask (__m128i __A)
+{
+  return (__mmask8) __builtin_ia32_cvtw2mask128 ((__v8hi) __A);
+}
 
+static __inline__ __mmask16 __DEFAULT_FN_ATTRS
+_mm256_movepi16_mask (__m256i __A)
+{
+  return (__mmask16) __builtin_ia32_cvtw2mask256 ((__v16hi) __A);
+}
 
 #undef __DEFAULT_FN_ATTRS
 
Index: test/CodeGen/avx512bw-builtins.c
===================================================================
--- test/CodeGen/avx512bw-builtins.c
+++ test/CodeGen/avx512bw-builtins.c
@@ -1404,3 +1404,10 @@
   return _mm512_mask_testn_epi16_mask(__U, __A, __B); 
 }
 
+__mmask32 test_mm512_movepi16_mask(__m512i __A) {
+  // CHECK-LABEL: @test_mm512_movepi16_mask
+  // CHECK: @llvm.x86.avx512.cvtw2mask.512
+  return _mm512_movepi16_mask(__A); 
+}
+
+
Index: test/CodeGen/avx512vlbw-builtins.c
===================================================================
--- test/CodeGen/avx512vlbw-builtins.c
+++ test/CodeGen/avx512vlbw-builtins.c
@@ -2172,3 +2172,16 @@
   return _mm256_mask_testn_epi16_mask(__U, __A, __B); 
 }
 
+__mmask8 test_mm_movepi16_mask(__m128i __A) {
+  // CHECK-LABEL: @test_mm_movepi16_mask
+  // CHECK: @llvm.x86.avx512.cvtw2mask.128
+  return _mm_movepi16_mask(__A); 
+}
+
+__mmask16 test_mm256_movepi16_mask(__m256i __A) {
+  // CHECK-LABEL: @test_mm256_movepi16_mask
+  // CHECK: @llvm.x86.avx512.cvtw2mask.256
+  return _mm256_movepi16_mask(__A); 
+}
+
+