Add AnyMatches() to iSimdVector interface

dotnet · Mar 20, 2024 · 69f09db · 69f09db
1 parent 06062e7
commit 69f09db
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Showing 5 changed files with 30 additions and 0 deletions.
diff --git a/src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/ISimdVector_2.cs b/src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/ISimdVector_2.cs
@@ -553,6 +553,12 @@ static virtual bool TryCopyTo(TSelf vector, Span<T> destination)
         // New Surface Area
         //
 
+        /// <summary>Checks if the MSB of any of the vector lanes is non zero.</summary>
+        /// <param name="vector">The vector to check MSB.</param>
+        /// <returns><c>true</c> if <paramref name="vector" /> has any lanes with a non-zero MSB otherwise, <c>false</c> if MSB is zero for all lanes />.</returns>
+        /// <exception cref="NotSupportedException">The type of the elements in the vector (<typeparamref name="T" />) is not supported.</exception>
+        static abstract bool AnyMatches(TSelf vector);
+
         static abstract int IndexOfLastMatch(TSelf vector);
     }
 }
diff --git a/src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/Vector128_1.cs b/src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/Vector128_1.cs
@@ -692,6 +692,12 @@ private string ToString([StringSyntax(StringSyntaxAttribute.NumericFormat)] stri
         // New Surface Area
         //
 
+        static bool ISimdVector<Vector128<T>, T>.AnyMatches(Vector128<T> vector)
+        {
+            uint mask = vector.ExtractMostSignificantBits();
+            return (mask != 0);
+        }
+
         static int ISimdVector<Vector128<T>, T>.IndexOfLastMatch(Vector128<T> vector)
         {
             uint mask = vector.ExtractMostSignificantBits();

diff --git a/src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/Vector256_1.cs b/src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/Vector256_1.cs
@@ -682,6 +682,12 @@ private string ToString([StringSyntax(StringSyntaxAttribute.NumericFormat)] stri
         // New Surface Area
         //
 
+        static bool ISimdVector<Vector256<T>, T>.AnyMatches(Vector256<T> vector)
+        {
+            uint mask = vector.ExtractMostSignificantBits();
+            return (mask != 0);
+        }
+
         static int ISimdVector<Vector256<T>, T>.IndexOfLastMatch(Vector256<T> vector)
         {
             uint mask = vector.ExtractMostSignificantBits();

diff --git a/src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/Vector512_1.cs b/src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/Vector512_1.cs
@@ -682,6 +682,12 @@ private string ToString([StringSyntax(StringSyntaxAttribute.NumericFormat)] stri
         // New Surface Area
         //
 
+        static bool ISimdVector<Vector512<T>, T>.AnyMatches(Vector512<T> vector)
+        {
+            ulong mask = vector.ExtractMostSignificantBits();
+            return (mask != 0);
+        }
+
         static int ISimdVector<Vector512<T>, T>.IndexOfLastMatch(Vector512<T> vector)
         {
             ulong mask = vector.ExtractMostSignificantBits();

diff --git a/src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/Vector64_1.cs b/src/libraries/System.Private.CoreLib/src/System/Runtime/Intrinsics/Vector64_1.cs
@@ -757,6 +757,12 @@ private string ToString([StringSyntax(StringSyntaxAttribute.NumericFormat)] stri
         // New Surface Area
         //
 
+        static bool ISimdVector<Vector64<T>, T>.AnyMatches(Vector64<T> vector)
+        {
+            uint mask = vector.ExtractMostSignificantBits();
+            return (mask != 0);
+        }
+
         static int ISimdVector<Vector64<T>, T>.IndexOfLastMatch(Vector64<T> vector)
         {
             uint mask = vector.ExtractMostSignificantBits();