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Author: kimsh02

clang/include/clang/Basic/BuiltinsX86.td

@@ -328,7 +328,6 @@ let Features = "sse4.1", Attributes = [NoThrow, Const, RequiredVectorWidth<128>]
   def ptestc128 : X86Builtin<"int(_Vector<2, long long int>, _Vector<2, long long int>)">;
   def ptestnzc128 : X86Builtin<"int(_Vector<2, long long int>, _Vector<2, long long int>)">;
   def mpsadbw128 : X86Builtin<"_Vector<16, char>(_Vector<16, char>, _Vector<16, char>, _Constant char)">;
-  def phminposuw128 : X86Builtin<"_Vector<8, short>(_Vector<8, short>)">;
 }
 
 let Features = "sse4.1", Attributes = [NoThrow, Const, Constexpr, RequiredVectorWidth<128>] in {
@@ -341,6 +340,7 @@ let Features = "sse4.1", Attributes = [NoThrow, Const, Constexpr, RequiredVector
 
   def pmuldq128 : X86Builtin<"_Vector<2, long long int>(_Vector<4, int>, _Vector<4, int>)">;
   def packusdw128 : X86Builtin<"_Vector<8, short>(_Vector<4, int>, _Vector<4, int>)">;
+  def phminposuw128 : X86Builtin<"_Vector<8, short>(_Vector<8, short>)">;
 
   def vec_ext_v16qi : X86Builtin<"char(_Vector<16, char>, _Constant int)">;
   def vec_set_v16qi : X86Builtin<"_Vector<16, char>(_Vector<16, char>, char, _Constant int)">;

clang/lib/Headers/smmintrin.h

@@ -1524,7 +1524,7 @@ _mm_packus_epi32(__m128i __V1, __m128i __V2) {
 /// \returns A 128-bit value where bits [15:0] contain the minimum value found
 ///    in parameter \a __V, bits [18:16] contain the index of the minimum value
 ///    and the remaining bits are set to 0.
-static __inline__ __m128i __DEFAULT_FN_ATTRS _mm_minpos_epu16(__m128i __V) {
+static __inline__ __m128i __DEFAULT_FN_ATTRS_CONSTEXPR _mm_minpos_epu16(__m128i __V) {
   return (__m128i)__builtin_ia32_phminposuw128((__v8hi)__V);
 }