Fix inconsistent Intel hardware intrinsic APIs

Signed-off-by: dotnet-bot <dotnet-bot@microsoft.com>

6 files changed, 10 insertions, 10 deletions

diff --git a/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Avx2.PlatformNotSupported.cs b/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Avx2.PlatformNotSupported.cs
index a4b5680c7..79c30d37a 100644
--- a/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Avx2.PlatformNotSupported.cs
+++ b/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Avx2.PlatformNotSupported.cs
@@ -1787,7 +1787,7 @@ namespace System.Runtime.Intrinsics.X86
         /// __m256i _mm256_sad_epu8 (__m256i a, __m256i b)
         ///   VPSADBW ymm, ymm, ymm/m256
         /// </summary>
-        public static Vector256<ulong> SumAbsoluteDifferences(Vector256<byte> left, Vector256<byte> right) { throw new PlatformNotSupportedException(); }
+        public static Vector256<ushort> SumAbsoluteDifferences(Vector256<byte> left, Vector256<byte> right) { throw new PlatformNotSupportedException(); }
 
         /// <summary>
         /// __m256i _mm256_unpackhi_epi8 (__m256i a, __m256i b)
diff --git a/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Avx2.cs b/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Avx2.cs
index 2e949dc83..90c5b315b 100644
--- a/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Avx2.cs
+++ b/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Avx2.cs
@@ -2513,7 +2513,7 @@ namespace System.Runtime.Intrinsics.X86
         /// __m256i _mm256_sad_epu8 (__m256i a, __m256i b)
         ///   VPSADBW ymm, ymm, ymm/m256
         /// </summary>
-        public static Vector256<ulong> SumAbsoluteDifferences(Vector256<byte> left, Vector256<byte> right) => SumAbsoluteDifferences(left, right);
+        public static Vector256<ushort> SumAbsoluteDifferences(Vector256<byte> left, Vector256<byte> right) => SumAbsoluteDifferences(left, right);
 
         /// <summary>
         /// __m256i _mm256_unpackhi_epi8 (__m256i a, __m256i b)
diff --git a/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Popcnt.PlatformNotSupported.cs b/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Popcnt.PlatformNotSupported.cs
index f91b1aecf..bf045bd1f 100644
--- a/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Popcnt.PlatformNotSupported.cs
+++ b/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Popcnt.PlatformNotSupported.cs
@@ -20,11 +20,11 @@ namespace System.Runtime.Intrinsics.X86
         /// int _mm_popcnt_u32 (unsigned int a)
         ///   POPCNT reg, reg/m32
         /// </summary>
-        public static int PopCount(uint value) { throw new PlatformNotSupportedException(); }
+        public static uint PopCount(uint value) { throw new PlatformNotSupportedException(); }
         /// <summary>
         /// __int64 _mm_popcnt_u64 (unsigned __int64 a)
         ///   POPCNT reg64, reg/m64
         /// </summary>
-        public static long PopCount(ulong value) { throw new PlatformNotSupportedException(); }
+        public static ulong PopCount(ulong value) { throw new PlatformNotSupportedException(); }
     }
 }
diff --git a/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Popcnt.cs b/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Popcnt.cs
index 057140ed0..ba73eb234 100644
--- a/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Popcnt.cs
+++ b/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Popcnt.cs
@@ -21,11 +21,11 @@ namespace System.Runtime.Intrinsics.X86
         /// int _mm_popcnt_u32 (unsigned int a)
         ///   POPCNT reg, reg/m32
         /// </summary>
-        public static int PopCount(uint value) => PopCount(value);
+        public static uint PopCount(uint value) => PopCount(value);
         /// <summary>
         /// __int64 _mm_popcnt_u64 (unsigned __int64 a)
         ///   POPCNT reg, reg/m64
         /// </summary>
-        public static long PopCount(ulong value) => PopCount(value);
+        public static ulong PopCount(ulong value) => PopCount(value);
     }
 }
diff --git a/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Sse2.PlatformNotSupported.cs b/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Sse2.PlatformNotSupported.cs
index 8a706ec9b..0f9b1959b 100644
--- a/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Sse2.PlatformNotSupported.cs
+++ b/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Sse2.PlatformNotSupported.cs
@@ -893,7 +893,7 @@ namespace System.Runtime.Intrinsics.X86
         /// __m128i _mm_madd_epi16 (__m128i a,  __m128i b)
         ///   PMADDWD xmm, xmm/m128
         /// </summary>
-        public static Vector128<int> MultiplyHorizontalAdd(Vector128<short> left, Vector128<short> right) { throw new PlatformNotSupportedException(); }
+        public static Vector128<int> MultiplyAddAdjacent(Vector128<short> left, Vector128<short> right) { throw new PlatformNotSupportedException(); }
 
         /// <summary>
         /// __m128i _mm_mullo_epi16 (__m128i a,  __m128i b)
@@ -1074,7 +1074,7 @@ namespace System.Runtime.Intrinsics.X86
         /// __m128i _mm_sad_epu8 (__m128i a,  __m128i b)
         ///   PSADBW xmm, xmm/m128
         /// </summary>
-        public static Vector128<long> SumAbsoluteDifferences(Vector128<byte> left, Vector128<byte> right) { throw new PlatformNotSupportedException(); }
+        public static Vector128<ushort> SumAbsoluteDifferences(Vector128<byte> left, Vector128<byte> right) { throw new PlatformNotSupportedException(); }
 
         /// <summary>
         /// __m128i _mm_shuffle_epi32 (__m128i a,  int immediate)
diff --git a/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Sse2.cs b/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Sse2.cs
index 1aab686bd..0f8b9a8f5 100644
--- a/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Sse2.cs
+++ b/src/System.Private.CoreLib/shared/System/Runtime/Intrinsics/X86/Sse2.cs
@@ -894,7 +894,7 @@ namespace System.Runtime.Intrinsics.X86
         /// __m128i _mm_madd_epi16 (__m128i a,  __m128i b)
         ///   PMADDWD xmm, xmm/m128
         /// </summary>
-        public static Vector128<int> MultiplyHorizontalAdd(Vector128<short> left, Vector128<short> right) => MultiplyHorizontalAdd(left, right);
+        public static Vector128<int> MultiplyAddAdjacent(Vector128<short> left, Vector128<short> right) => MultiplyAddAdjacent(left, right);
 
         /// <summary>
         /// __m128i _mm_mullo_epi16 (__m128i a,  __m128i b)
@@ -1313,7 +1313,7 @@ namespace System.Runtime.Intrinsics.X86
         /// __m128i _mm_sad_epu8 (__m128i a,  __m128i b)
         ///   PSADBW xmm, xmm/m128
         /// </summary>
-        public static Vector128<long> SumAbsoluteDifferences(Vector128<byte> left, Vector128<byte> right) => SumAbsoluteDifferences(left, right);
+        public static Vector128<ushort> SumAbsoluteDifferences(Vector128<byte> left, Vector128<byte> right) => SumAbsoluteDifferences(left, right);
 
         /// <summary>
         /// __m128i _mm_shuffle_epi32 (__m128i a,  int immediate)