add from giga-device, new branch added

StgSharp.Common/HighPerformance/M128.cs

@@ -0,0 +1,170 @@
+//-----------------------------------------------------------------------
+// -----------------------------------------------------------------------
+// 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;
+using System.Runtime.Intrinsics;
+using System.Runtime.Intrinsics.X86;
+
+using System.Text;
+
+namespace StgSharp.HighPerformance
+{
+    [StructLayout(LayoutKind.Explicit, Pack = 16)]
+    public unsafe struct M128 : IRegisterPresentation
+    {
+
+        [FieldOffset(0)] internal fixed byte Buffer[16];
+        [FieldOffset(0)] internal Vector128<float> Vec;
+
+        internal M128(Vector4 v)
+        {
+            Vec = v.AsVector128();
+        }
+
+        public ref T AsRef<T>() where T: unmanaged, INumber<T>
+        {
+            return ref Unsafe.As<byte, T>(ref Buffer[0]);
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public readonly Vector4 AsVector4()
+        {
+            return Vec.AsVector4();
+        }
+
+        public override readonly bool Equals([NotNullWhen(true)] object obj)
+        {
+            return obj is M128 other && this == other;
+        }
+
+        public override readonly int GetHashCode()
+        {
+            return Vec.GetHashCode();
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public ref T Member<T>(int index) where T: unmanaged, INumber<T>
+        {
+            return ref Unsafe.Add(ref AsRef<T>(), index);
+        }
+
+        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 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.As<float, byte>();
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static explicit operator Vector128<double>(M128 m)
+        {
+            return m.Vec.As<float, double>();
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static explicit operator Vector128<float>(M128 m)
+        {
+            return m.Vec.As<float, float>();
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static explicit operator Vector128<int>(M128 m)
+        {
+            return m.Vec.As<float, int>();
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static explicit operator Vector128<long>(M128 m)
+        {
+            return m.Vec.As<float, long>();
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static explicit operator Vector128<sbyte>(M128 m)
+        {
+            return m.Vec.As<float, sbyte>();
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static explicit operator Vector128<short>(M128 m)
+        {
+            return m.Vec.As<float, short>();
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static explicit operator Vector128<uint>(M128 m)
+        {
+            return m.Vec.As<float, uint>();
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static explicit operator Vector128<ulong>(M128 m)
+        {
+            return m.Vec.As<float, ulong>();
+        }
+
+        [MethodImpl(MethodImplOptions.AggressiveInlining)]
+        public static explicit operator Vector128<ushort>(M128 m)
+        {
+            return m.Vec.As<float, ushort>();
+        }
+
+    }
+}