Daily update 2 on 20240228 by nitload youmu

StgSharp.Common/HighPerformance/M128.cs

@@ -0,0 +1,184 @@
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+//     file="M128.cs"
+//     Project: StgSharp
+//     AuthorGroup: Nitload Space
+//     Copyright (c) Nitload Space. All rights reserved.
+//     
+//     Permission is hereby granted, free of charge, to any person 
+//     obtaining a copy of this software and associated documentation 
+//     files (the ¡°Software¡±), to deal in the Software without restriction, 
+//     including without limitation the rights to use, copy, modify, merge,
+//     publish, distribute, sublicense, and/or sell copies of the Software, 
+//     and to permit persons to whom the Software is furnished to do so, 
+//     subject to the following conditions:
+//     
+//     The above copyright notice and 
+//     this permission notice shall be included in all copies 
+//     or substantial portions of the Software.
+//     
+//     THE SOFTWARE IS PROVIDED ¡°AS IS¡±, 
+//     WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, 
+//     INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 
+//     FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 
+//     IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, 
+//     DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 
+//     ARISING FROM, OUT OF OR IN CONNECTION WITH 
+//     THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//     
+//-----------------------------------------------------------------------
+//-----------------------------------------------------------------------
+using System;
+using System.Collections.Generic;
+using System.Diagnostics.CodeAnalysis;
+using System.Numerics;
+using System.Runtime.CompilerServices;
+using System.Runtime.InteropServices;
+#if NET5_0_OR_GREATER
+using System.Runtime.Intrinsics;
+using System.Runtime.Intrinsics.X86;
+#endif
+
+using System.Text;
+
+namespace StgSharp.HighPerformance
+{
+    [StructLayout( LayoutKind.Explicit, Pack = 16 )]
+    public unsafe struct M128 : IRegisterType
+    {
+
+        [FieldOffset( 0 )] internal fixed byte Buffer[ 16 ];
+        [FieldOffset( 0 )] internal Vector4 Vec;
+
+        internal M128( Vector4 v )
+        {
+            Vec = v;
+        }
+
+        public ref T AsRef<T>() where T: struct, INumber<T>
+        {
+            return ref Unsafe.As<byte, T>( ref Buffer[ 0 ] );
+        }
+
+        public override bool Equals( [NotNullWhen( true )] object obj )
+        {
+            if( obj is not M128 other ) {
+                return false;
+            }
+            return this == other;
+        }
+
+        public override int GetHashCode()
+        {
+            return Vec.GetHashCode();
+        }
+
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public T Read<T>( int index ) where T: struct, INumber<T>
+
+        {
+            fixed( Vector4* p = &Vec ) {
+                #pragma warning disable CS8500
+                return *( ( T* )p + index );
+                #pragma warning restore CS8500
+            }
+        }
+
+        public override string ToString()
+        {
+            return string.Empty;
+        }
+
+        public string ToString( int sample )
+        {
+            string str = string.Empty;
+            for( int i = 15; i >= 0; i-- ) {
+                str += $"{Convert.ToString(Buffer[i], sample)} ";
+            }
+            return str;
+        }
+
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public void Write<T>( int index, T value ) where T: struct, INumber<T>
+        {
+            fixed( byte* p = Buffer ) {
+                #pragma warning disable CS8500
+                *( ( T* )p + index ) = value;
+                #pragma warning restore CS8500
+            }
+        }
+
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public static bool operator !=( M128 left, M128 right )
+        {
+            return left.Vec != right.Vec;
+        }
+
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public static bool operator ==( M128 left, M128 right )
+        {
+            return left.Vec == right.Vec;
+        }
+
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public static explicit operator Vector128<byte>( M128 m )
+        {
+            return m.Vec.AsVector128().As<float, byte>();
+        }
+
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public static explicit operator Vector128<double>( M128 m )
+        {
+            return m.Vec.AsVector128().As<float, double>();
+        }
+
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public static explicit operator Vector128<float>( M128 m )
+        {
+            return m.Vec.AsVector128().As<float, float>();
+        }
+
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public static explicit operator Vector128<int>( M128 m )
+        {
+            return m.Vec.AsVector128().As<float, int>();
+        }
+
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public static explicit operator Vector128<long>( M128 m )
+        {
+            return m.Vec.AsVector128().As<float, long>();
+        }
+
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public static explicit operator Vector128<sbyte>( M128 m )
+        {
+            return m.Vec.AsVector128().As<float, sbyte>();
+        }
+
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public static explicit operator Vector128<short>( M128 m )
+        {
+            return m.Vec.AsVector128().As<float, short>();
+        }
+
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public static explicit operator Vector128<uint>( M128 m )
+        {
+            return m.Vec.AsVector128().As<float, uint>();
+        }
+
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public static explicit operator Vector128<ulong>( M128 m )
+        {
+            return m.Vec.AsVector128().As<float, ulong>();
+        }
+
+        [MethodImpl( MethodImplOptions.AggressiveInlining )]
+        public static explicit operator Vector128<ushort>( M128 m )
+        {
+            return m.Vec.AsVector128().As<float, ushort>();
+        }
+
+    }
+}