diff --git a/clang/include/clang/Basic/BuiltinsX86.def b/clang/include/clang/Basic/BuiltinsX86.def
index d32319c60650..7331412bd381 100644
--- a/clang/include/clang/Basic/BuiltinsX86.def
+++ b/clang/include/clang/Basic/BuiltinsX86.def
@@ -2012,6 +2012,36 @@ TARGET_BUILTIN(__builtin_ia32_pbroadcastb512_mask, "V64cV16cV64cULLi","","avx512
 TARGET_BUILTIN(__builtin_ia32_pbroadcastw512_gpr_mask, "V32shV32sUi","","avx512bw")
 TARGET_BUILTIN(__builtin_ia32_pbroadcastw256_gpr_mask, "V16shV16sUs","","avx512bw,avx512vl")
 TARGET_BUILTIN(__builtin_ia32_pbroadcastw128_gpr_mask, "V8ssV8sUc","","avx512bw,avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsdb512_mask, "V16cV16iV16cUs","","avx512f")
+TARGET_BUILTIN(__builtin_ia32_pmovsdb512mem_mask, "vV16c*V16iUs","","avx512f")
+TARGET_BUILTIN(__builtin_ia32_pmovsdw512_mask, "V16sV16iV16sUs","","avx512f")
+TARGET_BUILTIN(__builtin_ia32_pmovsdw512mem_mask, "vV16s*V16iUs","","avx512f")
+TARGET_BUILTIN(__builtin_ia32_pmovsqb512_mask, "V16cV8LLiV16cUc","","avx512f")
+TARGET_BUILTIN(__builtin_ia32_pmovsqb512mem_mask, "vV16c*V8LLiUc","","avx512f")
+TARGET_BUILTIN(__builtin_ia32_pmovsqd512_mask, "V8iV8LLiV8iUc","","avx512f")
+TARGET_BUILTIN(__builtin_ia32_pmovsqd512mem_mask, "vV8i*V8LLiUc","","avx512f")
+TARGET_BUILTIN(__builtin_ia32_pmovsqw512_mask, "V8sV8LLiV8sUc","","avx512f")
+TARGET_BUILTIN(__builtin_ia32_pmovsqw512mem_mask, "vV8s*V8LLiUc","","avx512f")
+TARGET_BUILTIN(__builtin_ia32_pmovsdb128_mask, "V16cV4iV16cUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsdb128mem_mask, "vV16c*V4iUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsdb256_mask, "V16cV8iV16cUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsdb256mem_mask, "vV16c*V8iUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsdw128_mask, "V8sV4iV8sUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsdw128mem_mask, "vV8s*V4iUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsdw256_mask, "V8sV8iV8sUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsdw256mem_mask, "vV8s*V8iUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsqb128_mask, "V16cV2LLiV16cUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsqb128mem_mask, "vV16c*V2LLiUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsqb256_mask, "V16cV4LLiV16cUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsqb256mem_mask, "vV16c*V4LLiUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsqd128_mask, "V4iV2LLiV4iUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsqd128mem_mask, "vV4i*V2LLiUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsqd256_mask, "V4iV4LLiV4iUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsqd256mem_mask, "vV4i*V4LLiUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsqw128_mask, "V8sV2LLiV8sUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsqw128mem_mask, "vV8s*V2LLiUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsqw256_mask, "V8sV4LLiV8sUc","","avx512vl")
+TARGET_BUILTIN(__builtin_ia32_pmovsqw256mem_mask, "vV8s*V4LLiUc","","avx512vl")
 
 #undef BUILTIN
 #undef TARGET_BUILTIN
diff --git a/clang/lib/Headers/avx512fintrin.h b/clang/lib/Headers/avx512fintrin.h
index 347ccd047665..38d49af9ae87 100644
--- a/clang/lib/Headers/avx512fintrin.h
+++ b/clang/lib/Headers/avx512fintrin.h
@@ -5619,6 +5619,152 @@ __builtin_ia32_sqrtss_round_mask ((__v4sf)( __B),\
                  __R);\
 })
 
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm512_cvtsepi32_epi8 (__m512i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdb512_mask ((__v16si) __A,
+               (__v16qi) _mm_undefined_si128 (),
+               (__mmask16) -1);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm512_mask_cvtsepi32_epi8 (__m128i __O, __mmask16 __M, __m512i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdb512_mask ((__v16si) __A,
+               (__v16qi) __O, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm512_maskz_cvtsepi32_epi8 (__mmask16 __M, __m512i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdb512_mask ((__v16si) __A,
+               (__v16qi) _mm_setzero_si128 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm512_mask_cvtsepi32_storeu_epi8 (void * __P, __mmask16 __M, __m512i __A)
+{
+  __builtin_ia32_pmovsdb512mem_mask ((__v16qi *) __P, (__v16si) __A, __M);
+}
+
+static __inline__ __m256i __DEFAULT_FN_ATTRS
+_mm512_cvtsepi32_epi16 (__m512i __A)
+{
+  return (__m256i) __builtin_ia32_pmovsdw512_mask ((__v16si) __A,
+               (__v16hi) _mm256_undefined_si256 (),
+               (__mmask16) -1);
+}
+
+static __inline__ __m256i __DEFAULT_FN_ATTRS
+_mm512_mask_cvtsepi32_epi16 (__m256i __O, __mmask16 __M, __m512i __A)
+{
+  return (__m256i) __builtin_ia32_pmovsdw512_mask ((__v16si) __A,
+               (__v16hi) __O, __M);
+}
+
+static __inline__ __m256i __DEFAULT_FN_ATTRS
+_mm512_maskz_cvtsepi32_epi16 (__mmask16 __M, __m512i __A)
+{
+  return (__m256i) __builtin_ia32_pmovsdw512_mask ((__v16si) __A,
+               (__v16hi) _mm256_setzero_si256 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm512_mask_cvtsepi32_storeu_epi16 (void *__P, __mmask16 __M, __m512i __A)
+{
+  __builtin_ia32_pmovsdw512mem_mask ((__v16hi*) __P, (__v16si) __A, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm512_cvtsepi64_epi8 (__m512i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqb512_mask ((__v8di) __A,
+               (__v16qi) _mm_undefined_si128 (),
+               (__mmask8) -1);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm512_mask_cvtsepi64_epi8 (__m128i __O, __mmask8 __M, __m512i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqb512_mask ((__v8di) __A,
+               (__v16qi) __O, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm512_maskz_cvtsepi64_epi8 (__mmask8 __M, __m512i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqb512_mask ((__v8di) __A,
+               (__v16qi) _mm_setzero_si128 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm512_mask_cvtsepi64_storeu_epi8 (void * __P, __mmask8 __M, __m512i __A)
+{
+  __builtin_ia32_pmovsqb512mem_mask ((__v16qi *) __P, (__v8di) __A, __M);
+}
+
+static __inline__ __m256i __DEFAULT_FN_ATTRS
+_mm512_cvtsepi64_epi32 (__m512i __A)
+{
+  __v8si __O;
+  return (__m256i) __builtin_ia32_pmovsqd512_mask ((__v8di) __A,
+               (__v8si) _mm256_undefined_si256 (),
+               (__mmask8) -1);
+}
+
+static __inline__ __m256i __DEFAULT_FN_ATTRS
+_mm512_mask_cvtsepi64_epi32 (__m256i __O, __mmask8 __M, __m512i __A)
+{
+  return (__m256i) __builtin_ia32_pmovsqd512_mask ((__v8di) __A,
+               (__v8si) __O, __M);
+}
+
+static __inline__ __m256i __DEFAULT_FN_ATTRS
+_mm512_maskz_cvtsepi64_epi32 (__mmask8 __M, __m512i __A)
+{
+  return (__m256i) __builtin_ia32_pmovsqd512_mask ((__v8di) __A,
+               (__v8si) _mm256_setzero_si256 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm512_mask_cvtsepi64_storeu_epi32 (void *__P, __mmask8 __M, __m512i __A)
+{
+  __builtin_ia32_pmovsqd512mem_mask ((__v8si *) __P, (__v8di) __A, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm512_cvtsepi64_epi16 (__m512i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqw512_mask ((__v8di) __A,
+               (__v8hi) _mm_undefined_si128 (),
+               (__mmask8) -1);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm512_mask_cvtsepi64_epi16 (__m128i __O, __mmask8 __M, __m512i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqw512_mask ((__v8di) __A,
+               (__v8hi) __O, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm512_maskz_cvtsepi64_epi16 (__mmask8 __M, __m512i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqw512_mask ((__v8di) __A,
+               (__v8hi) _mm_setzero_si128 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm512_mask_cvtsepi64_storeu_epi16 (void * __P, __mmask8 __M, __m512i __A)
+{
+  __builtin_ia32_pmovsqw512mem_mask ((__v8hi *) __P, (__v8di) __A, __M);
+}
+
 #undef __DEFAULT_FN_ATTRS
 
 #endif // __AVX512FINTRIN_H
diff --git a/clang/lib/Headers/avx512vlintrin.h b/clang/lib/Headers/avx512vlintrin.h
index 02108f4b853e..51eadfb156ed 100644
--- a/clang/lib/Headers/avx512vlintrin.h
+++ b/clang/lib/Headers/avx512vlintrin.h
@@ -7926,6 +7926,298 @@ _mm256_maskz_broadcastq_epi64 (__mmask8 __M, __m128i __A)
                    __M);
 }
 
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_cvtsepi32_epi8 (__m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdb128_mask ((__v4si) __A,
+               (__v16qi)_mm_undefined_si128(),
+               (__mmask8) -1);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_mask_cvtsepi32_epi8 (__m128i __O, __mmask8 __M, __m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdb128_mask ((__v4si) __A,
+               (__v16qi) __O, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_maskz_cvtsepi32_epi8 (__mmask8 __M, __m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdb128_mask ((__v4si) __A,
+               (__v16qi) _mm_setzero_si128 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm_mask_cvtsepi32_storeu_epi8 (void * __P, __mmask8 __M, __m128i __A)
+{
+  __builtin_ia32_pmovsdb128mem_mask ((__v16qi *) __P, (__v4si) __A, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_cvtsepi32_epi8 (__m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdb256_mask ((__v8si) __A,
+               (__v16qi)_mm_undefined_si128(),
+               (__mmask8) -1);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_mask_cvtsepi32_epi8 (__m128i __O, __mmask8 __M, __m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdb256_mask ((__v8si) __A,
+               (__v16qi) __O, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_maskz_cvtsepi32_epi8 (__mmask8 __M, __m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdb256_mask ((__v8si) __A,
+               (__v16qi) _mm_setzero_si128 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm256_mask_cvtsepi32_storeu_epi8 (void * __P, __mmask8 __M, __m256i __A)
+{
+  __builtin_ia32_pmovsdb256mem_mask ((__v16qi *) __P, (__v8si) __A, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_cvtsepi32_epi16 (__m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdw128_mask ((__v4si) __A,
+               (__v8hi)_mm_setzero_si128 (),
+               (__mmask8) -1);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_mask_cvtsepi32_epi16 (__m128i __O, __mmask8 __M, __m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdw128_mask ((__v4si) __A,
+               (__v8hi)__O,
+               __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_maskz_cvtsepi32_epi16 (__mmask8 __M, __m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdw128_mask ((__v4si) __A,
+               (__v8hi) _mm_setzero_si128 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm_mask_cvtsepi32_storeu_epi16 (void * __P, __mmask8 __M, __m128i __A)
+{
+  __builtin_ia32_pmovsdw128mem_mask ((__v8hi *) __P, (__v4si) __A, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_cvtsepi32_epi16 (__m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdw256_mask ((__v8si) __A,
+               (__v8hi)_mm_undefined_si128(),
+               (__mmask8) -1);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_mask_cvtsepi32_epi16 (__m128i __O, __mmask8 __M, __m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdw256_mask ((__v8si) __A,
+               (__v8hi) __O, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_maskz_cvtsepi32_epi16 (__mmask8 __M, __m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsdw256_mask ((__v8si) __A,
+               (__v8hi) _mm_setzero_si128 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm256_mask_cvtsepi32_storeu_epi16 (void * __P, __mmask8 __M, __m256i __A)
+{
+  __builtin_ia32_pmovsdw256mem_mask ((__v8hi *) __P, (__v8si) __A, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_cvtsepi64_epi8 (__m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqb128_mask ((__v2di) __A,
+               (__v16qi)_mm_undefined_si128(),
+               (__mmask8) -1);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_mask_cvtsepi64_epi8 (__m128i __O, __mmask8 __M, __m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqb128_mask ((__v2di) __A,
+               (__v16qi) __O, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_maskz_cvtsepi64_epi8 (__mmask8 __M, __m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqb128_mask ((__v2di) __A,
+               (__v16qi) _mm_setzero_si128 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm_mask_cvtsepi64_storeu_epi8 (void * __P, __mmask8 __M, __m128i __A)
+{
+  __builtin_ia32_pmovsqb128mem_mask ((__v16qi *) __P, (__v2di) __A, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_cvtsepi64_epi8 (__m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqb256_mask ((__v4di) __A,
+               (__v16qi)_mm_undefined_si128(),
+               (__mmask8) -1);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_mask_cvtsepi64_epi8 (__m128i __O, __mmask8 __M, __m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqb256_mask ((__v4di) __A,
+               (__v16qi) __O, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_maskz_cvtsepi64_epi8 (__mmask8 __M, __m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqb256_mask ((__v4di) __A,
+               (__v16qi) _mm_setzero_si128 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm256_mask_cvtsepi64_storeu_epi8 (void * __P, __mmask8 __M, __m256i __A)
+{
+  __builtin_ia32_pmovsqb256mem_mask ((__v16qi *) __P, (__v4di) __A, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_cvtsepi64_epi32 (__m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqd128_mask ((__v2di) __A,
+               (__v4si)_mm_undefined_si128(),
+               (__mmask8) -1);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_mask_cvtsepi64_epi32 (__m128i __O, __mmask8 __M, __m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqd128_mask ((__v2di) __A,
+               (__v4si) __O, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_maskz_cvtsepi64_epi32 (__mmask8 __M, __m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqd128_mask ((__v2di) __A,
+               (__v4si) _mm_setzero_si128 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm_mask_cvtsepi64_storeu_epi32 (void * __P, __mmask8 __M, __m128i __A)
+{
+  __builtin_ia32_pmovsqd128mem_mask ((__v4si *) __P, (__v2di) __A, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_cvtsepi64_epi32 (__m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqd256_mask ((__v4di) __A,
+               (__v4si)_mm_undefined_si128(),
+               (__mmask8) -1);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_mask_cvtsepi64_epi32 (__m128i __O, __mmask8 __M, __m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqd256_mask ((__v4di) __A,
+               (__v4si)__O,
+               __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_maskz_cvtsepi64_epi32 (__mmask8 __M, __m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqd256_mask ((__v4di) __A,
+               (__v4si) _mm_setzero_si128 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm256_mask_cvtsepi64_storeu_epi32 (void * __P, __mmask8 __M, __m256i __A)
+{
+  __builtin_ia32_pmovsqd256mem_mask ((__v4si *) __P, (__v4di) __A, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_cvtsepi64_epi16 (__m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqw128_mask ((__v2di) __A,
+               (__v8hi)_mm_undefined_si128(),
+               (__mmask8) -1);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_mask_cvtsepi64_epi16 (__m128i __O, __mmask8 __M, __m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqw128_mask ((__v2di) __A,
+               (__v8hi) __O, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm_maskz_cvtsepi64_epi16 (__mmask8 __M, __m128i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqw128_mask ((__v2di) __A,
+               (__v8hi) _mm_setzero_si128 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm_mask_cvtsepi64_storeu_epi16 (void * __P, __mmask8 __M, __m128i __A)
+{
+  __builtin_ia32_pmovsqw128mem_mask ((__v8hi *) __P, (__v2di) __A, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_cvtsepi64_epi16 (__m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqw256_mask ((__v4di) __A,
+               (__v8hi)_mm_undefined_si128(),
+               (__mmask8) -1);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_mask_cvtsepi64_epi16 (__m128i __O, __mmask8 __M, __m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqw256_mask ((__v4di) __A,
+               (__v8hi) __O, __M);
+}
+
+static __inline__ __m128i __DEFAULT_FN_ATTRS
+_mm256_maskz_cvtsepi64_epi16 (__mmask8 __M, __m256i __A)
+{
+  return (__m128i) __builtin_ia32_pmovsqw256_mask ((__v4di) __A,
+               (__v8hi) _mm_setzero_si128 (),
+               __M);
+}
+
+static __inline__ void __DEFAULT_FN_ATTRS
+_mm256_mask_cvtsepi64_storeu_epi16 (void * __P, __mmask8 __M, __m256i __A)
+{
+  __builtin_ia32_pmovsqw256mem_mask ((__v8hi *) __P, (__v4di) __A, __M);
+}
+
 #undef __DEFAULT_FN_ATTRS
 #undef __DEFAULT_FN_ATTRS_BOTH
 
diff --git a/clang/test/CodeGen/avx512f-builtins.c b/clang/test/CodeGen/avx512f-builtins.c
index 541f87a17f76..a13d92e9816a 100644
--- a/clang/test/CodeGen/avx512f-builtins.c
+++ b/clang/test/CodeGen/avx512f-builtins.c
@@ -3700,4 +3700,122 @@ __m128 test_mm_maskz_sqrt_round_ss(__mmask8 __U, __m128 __A, __m128 __B){
     return _mm_maskz_sqrt_round_ss(__U,__A,__B,_MM_FROUND_CUR_DIRECTION);
 }
 
+__m128i test_mm512_cvtsepi32_epi8(__m512i __A) {
+  // CHECK-LABEL: @test_mm512_cvtsepi32_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.db.512
+  return _mm512_cvtsepi32_epi8(__A); 
+}
 
+__m128i test_mm512_mask_cvtsepi32_epi8(__m128i __O, __mmask16 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_mask_cvtsepi32_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.db.512
+  return _mm512_mask_cvtsepi32_epi8(__O, __M, __A); 
+}
+
+__m128i test_mm512_maskz_cvtsepi32_epi8(__mmask16 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_maskz_cvtsepi32_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.db.512
+  return _mm512_maskz_cvtsepi32_epi8(__M, __A); 
+}
+
+void test_mm512_mask_cvtsepi32_storeu_epi8(void * __P, __mmask16 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_mask_cvtsepi32_storeu_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.db.mem.512
+  return _mm512_mask_cvtsepi32_storeu_epi8(__P, __M, __A); 
+}
+
+__m256i test_mm512_cvtsepi32_epi16(__m512i __A) {
+  // CHECK-LABEL: @test_mm512_cvtsepi32_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.dw.512
+  return _mm512_cvtsepi32_epi16(__A); 
+}
+
+__m256i test_mm512_mask_cvtsepi32_epi16(__m256i __O, __mmask16 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_mask_cvtsepi32_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.dw.512
+  return _mm512_mask_cvtsepi32_epi16(__O, __M, __A); 
+}
+
+__m256i test_mm512_maskz_cvtsepi32_epi16(__mmask16 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_maskz_cvtsepi32_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.dw.512
+  return _mm512_maskz_cvtsepi32_epi16(__M, __A); 
+}
+
+void test_mm512_mask_cvtsepi32_storeu_epi16(void *__P, __mmask16 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_mask_cvtsepi32_storeu_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.dw.mem.512
+  return _mm512_mask_cvtsepi32_storeu_epi16(__P, __M, __A); 
+}
+
+__m128i test_mm512_cvtsepi64_epi8(__m512i __A) {
+  // CHECK-LABEL: @test_mm512_cvtsepi64_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qb.512
+  return _mm512_cvtsepi64_epi8(__A); 
+}
+
+__m128i test_mm512_mask_cvtsepi64_epi8(__m128i __O, __mmask8 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_mask_cvtsepi64_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qb.512
+  return _mm512_mask_cvtsepi64_epi8(__O, __M, __A); 
+}
+
+__m128i test_mm512_maskz_cvtsepi64_epi8(__mmask8 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_maskz_cvtsepi64_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qb.512
+  return _mm512_maskz_cvtsepi64_epi8(__M, __A); 
+}
+
+void test_mm512_mask_cvtsepi64_storeu_epi8(void * __P, __mmask8 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_mask_cvtsepi64_storeu_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qb.mem.512
+  return _mm512_mask_cvtsepi64_storeu_epi8(__P, __M, __A); 
+}
+
+__m256i test_mm512_cvtsepi64_epi32(__m512i __A) {
+  // CHECK-LABEL: @test_mm512_cvtsepi64_epi32
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qd.512
+  return _mm512_cvtsepi64_epi32(__A); 
+}
+
+__m256i test_mm512_mask_cvtsepi64_epi32(__m256i __O, __mmask8 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_mask_cvtsepi64_epi32
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qd.512
+  return _mm512_mask_cvtsepi64_epi32(__O, __M, __A); 
+}
+
+__m256i test_mm512_maskz_cvtsepi64_epi32(__mmask8 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_maskz_cvtsepi64_epi32
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qd.512
+  return _mm512_maskz_cvtsepi64_epi32(__M, __A); 
+}
+
+void test_mm512_mask_cvtsepi64_storeu_epi32(void *__P, __mmask8 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_mask_cvtsepi64_storeu_epi32
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qd.mem.512
+  return _mm512_mask_cvtsepi64_storeu_epi32(__P, __M, __A); 
+}
+
+__m128i test_mm512_cvtsepi64_epi16(__m512i __A) {
+  // CHECK-LABEL: @test_mm512_cvtsepi64_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qw.512
+  return _mm512_cvtsepi64_epi16(__A); 
+}
+
+__m128i test_mm512_mask_cvtsepi64_epi16(__m128i __O, __mmask8 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_mask_cvtsepi64_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qw.512
+  return _mm512_mask_cvtsepi64_epi16(__O, __M, __A); 
+}
+
+__m128i test_mm512_maskz_cvtsepi64_epi16(__mmask8 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_maskz_cvtsepi64_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qw.512
+  return _mm512_maskz_cvtsepi64_epi16(__M, __A); 
+}
+
+void test_mm512_mask_cvtsepi64_storeu_epi16(void * __P, __mmask8 __M, __m512i __A) {
+  // CHECK-LABEL: @test_mm512_mask_cvtsepi64_storeu_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qw.mem.512
+  return _mm512_mask_cvtsepi64_storeu_epi16(__P, __M, __A); 
+}
diff --git a/clang/test/CodeGen/avx512vl-builtins.c b/clang/test/CodeGen/avx512vl-builtins.c
index 6a2156d3bfc9..229510430ff4 100644
--- a/clang/test/CodeGen/avx512vl-builtins.c
+++ b/clang/test/CodeGen/avx512vl-builtins.c
@@ -5398,3 +5398,243 @@ __m256i test_mm256_maskz_broadcastq_epi64(__mmask8 __M, __m128i __A) {
   // CHECK: @llvm.x86.avx512.pbroadcastq.256
   return _mm256_maskz_broadcastq_epi64(__M, __A); 
 }
+
+__m128i test_mm_cvtsepi32_epi8(__m128i __A) {
+  // CHECK-LABEL: @test_mm_cvtsepi32_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.db.128
+  return _mm_cvtsepi32_epi8(__A); 
+}
+
+__m128i test_mm_mask_cvtsepi32_epi8(__m128i __O, __mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_mask_cvtsepi32_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.db.128
+  return _mm_mask_cvtsepi32_epi8(__O, __M, __A); 
+}
+
+__m128i test_mm_maskz_cvtsepi32_epi8(__mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_maskz_cvtsepi32_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.db.128
+  return _mm_maskz_cvtsepi32_epi8(__M, __A); 
+}
+
+void test_mm_mask_cvtsepi32_storeu_epi8(void * __P, __mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_mask_cvtsepi32_storeu_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.db.mem.128
+  return _mm_mask_cvtsepi32_storeu_epi8(__P, __M, __A); 
+}
+
+__m128i test_mm256_cvtsepi32_epi8(__m256i __A) {
+  // CHECK-LABEL: @test_mm256_cvtsepi32_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.db.256
+  return _mm256_cvtsepi32_epi8(__A); 
+}
+
+__m128i test_mm256_mask_cvtsepi32_epi8(__m128i __O, __mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_mask_cvtsepi32_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.db.256
+  return _mm256_mask_cvtsepi32_epi8(__O, __M, __A); 
+}
+
+__m128i test_mm256_maskz_cvtsepi32_epi8(__mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_maskz_cvtsepi32_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.db.256
+  return _mm256_maskz_cvtsepi32_epi8(__M, __A); 
+}
+
+void test_mm256_mask_cvtsepi32_storeu_epi8(void * __P, __mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_mask_cvtsepi32_storeu_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.db.mem.256
+  return _mm256_mask_cvtsepi32_storeu_epi8(__P, __M, __A); 
+}
+
+__m128i test_mm_cvtsepi32_epi16(__m128i __A) {
+  // CHECK-LABEL: @test_mm_cvtsepi32_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.dw.128
+  return _mm_cvtsepi32_epi16(__A); 
+}
+
+__m128i test_mm_mask_cvtsepi32_epi16(__m128i __O, __mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_mask_cvtsepi32_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.dw.128
+  return _mm_mask_cvtsepi32_epi16(__O, __M, __A); 
+}
+
+__m128i test_mm_maskz_cvtsepi32_epi16(__mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_maskz_cvtsepi32_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.dw.128
+  return _mm_maskz_cvtsepi32_epi16(__M, __A); 
+}
+
+void test_mm_mask_cvtsepi32_storeu_epi16(void * __P, __mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_mask_cvtsepi32_storeu_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.dw.mem.128
+  return _mm_mask_cvtsepi32_storeu_epi16(__P, __M, __A); 
+}
+
+__m128i test_mm256_cvtsepi32_epi16(__m256i __A) {
+  // CHECK-LABEL: @test_mm256_cvtsepi32_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.dw.256
+  return _mm256_cvtsepi32_epi16(__A); 
+}
+
+__m128i test_mm256_mask_cvtsepi32_epi16(__m128i __O, __mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_mask_cvtsepi32_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.dw.256
+  return _mm256_mask_cvtsepi32_epi16(__O, __M, __A); 
+}
+
+__m128i test_mm256_maskz_cvtsepi32_epi16(__mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_maskz_cvtsepi32_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.dw.256
+  return _mm256_maskz_cvtsepi32_epi16(__M, __A); 
+}
+
+void test_mm256_mask_cvtsepi32_storeu_epi16(void * __P, __mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_mask_cvtsepi32_storeu_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.dw.mem.256
+  return _mm256_mask_cvtsepi32_storeu_epi16(__P, __M, __A); 
+}
+
+__m128i test_mm_cvtsepi64_epi8(__m128i __A) {
+  // CHECK-LABEL: @test_mm_cvtsepi64_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qb.128
+  return _mm_cvtsepi64_epi8(__A); 
+}
+
+__m128i test_mm_mask_cvtsepi64_epi8(__m128i __O, __mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_mask_cvtsepi64_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qb.128
+  return _mm_mask_cvtsepi64_epi8(__O, __M, __A); 
+}
+
+__m128i test_mm_maskz_cvtsepi64_epi8(__mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_maskz_cvtsepi64_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qb.128
+  return _mm_maskz_cvtsepi64_epi8(__M, __A); 
+}
+
+void test_mm_mask_cvtsepi64_storeu_epi8(void * __P, __mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_mask_cvtsepi64_storeu_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qb.mem.128
+  return _mm_mask_cvtsepi64_storeu_epi8(__P, __M, __A); 
+}
+
+__m128i test_mm256_cvtsepi64_epi8(__m256i __A) {
+  // CHECK-LABEL: @test_mm256_cvtsepi64_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qb.256
+  return _mm256_cvtsepi64_epi8(__A); 
+}
+
+__m128i test_mm256_mask_cvtsepi64_epi8(__m128i __O, __mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_mask_cvtsepi64_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qb.256
+  return _mm256_mask_cvtsepi64_epi8(__O, __M, __A); 
+}
+
+__m128i test_mm256_maskz_cvtsepi64_epi8(__mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_maskz_cvtsepi64_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qb.256
+  return _mm256_maskz_cvtsepi64_epi8(__M, __A); 
+}
+
+void test_mm256_mask_cvtsepi64_storeu_epi8(void * __P, __mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_mask_cvtsepi64_storeu_epi8
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qb.mem.256
+  return _mm256_mask_cvtsepi64_storeu_epi8(__P, __M, __A); 
+}
+
+__m128i test_mm_cvtsepi64_epi32(__m128i __A) {
+  // CHECK-LABEL: @test_mm_cvtsepi64_epi32
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qd.128
+  return _mm_cvtsepi64_epi32(__A); 
+}
+
+__m128i test_mm_mask_cvtsepi64_epi32(__m128i __O, __mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_mask_cvtsepi64_epi32
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qd.128
+  return _mm_mask_cvtsepi64_epi32(__O, __M, __A); 
+}
+
+__m128i test_mm_maskz_cvtsepi64_epi32(__mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_maskz_cvtsepi64_epi32
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qd.128
+  return _mm_maskz_cvtsepi64_epi32(__M, __A); 
+}
+
+void test_mm_mask_cvtsepi64_storeu_epi32(void * __P, __mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_mask_cvtsepi64_storeu_epi32
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qd.mem.128
+  return _mm_mask_cvtsepi64_storeu_epi32(__P, __M, __A); 
+}
+
+__m128i test_mm256_cvtsepi64_epi32(__m256i __A) {
+  // CHECK-LABEL: @test_mm256_cvtsepi64_epi32
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qd.256
+  return _mm256_cvtsepi64_epi32(__A); 
+}
+
+__m128i test_mm256_mask_cvtsepi64_epi32(__m128i __O, __mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_mask_cvtsepi64_epi32
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qd.256
+  return _mm256_mask_cvtsepi64_epi32(__O, __M, __A); 
+}
+
+__m128i test_mm256_maskz_cvtsepi64_epi32(__mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_maskz_cvtsepi64_epi32
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qd.256
+  return _mm256_maskz_cvtsepi64_epi32(__M, __A); 
+}
+
+void test_mm256_mask_cvtsepi64_storeu_epi32(void * __P, __mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_mask_cvtsepi64_storeu_epi32
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qd.mem.256
+  return _mm256_mask_cvtsepi64_storeu_epi32(__P, __M, __A); 
+}
+
+__m128i test_mm_cvtsepi64_epi16(__m128i __A) {
+  // CHECK-LABEL: @test_mm_cvtsepi64_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qw.128
+  return _mm_cvtsepi64_epi16(__A); 
+}
+
+__m128i test_mm_mask_cvtsepi64_epi16(__m128i __O, __mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_mask_cvtsepi64_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qw.128
+  return _mm_mask_cvtsepi64_epi16(__O, __M, __A); 
+}
+
+__m128i test_mm_maskz_cvtsepi64_epi16(__mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_maskz_cvtsepi64_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qw.128
+  return _mm_maskz_cvtsepi64_epi16(__M, __A); 
+}
+
+void test_mm_mask_cvtsepi64_storeu_epi16(void * __P, __mmask8 __M, __m128i __A) {
+  // CHECK-LABEL: @test_mm_mask_cvtsepi64_storeu_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qw.mem.128
+  return _mm_mask_cvtsepi64_storeu_epi16(__P, __M, __A); 
+}
+
+__m128i test_mm256_cvtsepi64_epi16(__m256i __A) {
+  // CHECK-LABEL: @test_mm256_cvtsepi64_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qw.256
+  return _mm256_cvtsepi64_epi16(__A); 
+}
+
+__m128i test_mm256_mask_cvtsepi64_epi16(__m128i __O, __mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_mask_cvtsepi64_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qw.256
+  return _mm256_mask_cvtsepi64_epi16(__O, __M, __A); 
+}
+
+__m128i test_mm256_maskz_cvtsepi64_epi16(__mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_maskz_cvtsepi64_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qw.256
+  return _mm256_maskz_cvtsepi64_epi16(__M, __A); 
+}
+
+void test_mm256_mask_cvtsepi64_storeu_epi16(void * __P, __mmask8 __M, __m256i __A) {
+  // CHECK-LABEL: @test_mm256_mask_cvtsepi64_storeu_epi16
+  // CHECK: @llvm.x86.avx512.mask.pmovs.qw.mem.256
+  return _mm256_mask_cvtsepi64_storeu_epi16(__P, __M, __A); 
+}