mirror of https://github.com/oliverbooth/X10D
refactor: revert 47f3a138aa
Generic math features will be built in a feature branch to avoid merge conflicts with develop.
This commit is contained in:
parent
47f3a138aa
commit
b819e6a418
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@ -1,89 +0,0 @@
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#if NET7_0_OR_GREATER
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using System.Diagnostics.Contracts;
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using System.Numerics;
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using System.Runtime.CompilerServices;
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using System.Runtime.Intrinsics.X86;
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using X10D.CompilerServices;
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namespace X10D.Collections;
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/// <summary>
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/// Collection-related extension methods for <see cref="IBinaryInteger{T}" />.
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/// </summary>
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public static class BinaryIntegerExtensions
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{
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/// <summary>
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/// Unpacks this integer into a boolean list, treating it as a bit field.
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/// </summary>
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/// <param name="value">The value to unpack.</param>
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/// <returns>An array of <see cref="bool" /> with a length equal to the size of <typeparamref name="TInteger" />.</returns>
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[Pure]
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[MethodImpl(CompilerResources.MethodImplOptions)]
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public static bool[] Unpack<TInteger>(this TInteger value)
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where TInteger : unmanaged, IBinaryInteger<TInteger>
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{
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unsafe
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{
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var buffer = new bool[sizeof(TInteger) * 8];
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value.Unpack(buffer);
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return buffer;
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}
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}
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/// <summary>
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/// Unpacks this integer into a boolean list, treating it as a bit field.
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/// </summary>
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/// <param name="value">The value to unpack.</param>
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/// <param name="destination">When this method returns, contains the unpacked booleans from <paramref name="value" />.</param>
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/// <exception cref="ArgumentException"><paramref name="destination" /> is not large enough to contain the result.</exception>
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[MethodImpl(CompilerResources.MethodImplOptions)]
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public static void Unpack<TInteger>(this TInteger value, Span<bool> destination)
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where TInteger : unmanaged, IBinaryInteger<TInteger>
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{
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unsafe
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{
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if (destination.Length < sizeof(TInteger) * 8)
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{
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throw new ArgumentException(ExceptionMessages.DestinationSpanLengthTooShort, nameof(destination));
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}
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}
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switch (value)
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{
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case byte valueByte when Sse3.IsSupported:
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valueByte.UnpackInternal_Ssse3(destination);
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break;
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case int valueInt32 when Avx2.IsSupported:
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valueInt32.UnpackInternal_Ssse3(destination);
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break;
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case int valueInt32 when Sse3.IsSupported:
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valueInt32.UnpackInternal_Ssse3(destination);
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break;
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case short valueInt16 when Sse3.IsSupported:
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valueInt16.UnpackInternal_Ssse3(destination);
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break;
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default:
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UnpackInternal_Fallback(value, destination);
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break;
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}
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}
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[MethodImpl(CompilerResources.MethodImplOptions)]
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internal static void UnpackInternal_Fallback<TInteger>(this TInteger value, Span<bool> destination)
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where TInteger : unmanaged, IBinaryInteger<TInteger>
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{
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unsafe
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{
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int bitCount = sizeof(TInteger) * 8;
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for (var index = 0; index < bitCount; index++)
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{
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destination[index] = (value & (TInteger.One << index)) != TInteger.Zero;
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}
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}
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}
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}
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#endif
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@ -1,7 +1,5 @@
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#if !NET7_0_OR_GREATER
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using System.Diagnostics.CodeAnalysis;
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using System.Diagnostics.CodeAnalysis;
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using System.Diagnostics.Contracts;
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using System.Diagnostics.Contracts;
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#endif
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using System.Runtime.CompilerServices;
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using System.Runtime.CompilerServices;
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using X10D.CompilerServices;
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using X10D.CompilerServices;
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@ -19,7 +17,6 @@ public static class ByteExtensions
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{
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{
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private const int Size = sizeof(byte) * 8;
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private const int Size = sizeof(byte) * 8;
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#if !NET7_0_OR_GREATER
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/// <summary>
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/// <summary>
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/// Unpacks this 8-bit unsigned integer into a boolean list, treating it as a bit field.
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/// Unpacks this 8-bit unsigned integer into a boolean list, treating it as a bit field.
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/// </summary>
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/// </summary>
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@ -59,7 +56,6 @@ public static class ByteExtensions
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UnpackInternal_Fallback(value, destination);
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UnpackInternal_Fallback(value, destination);
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}
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}
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#endif
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[MethodImpl(CompilerResources.MethodImplOptions)]
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[MethodImpl(CompilerResources.MethodImplOptions)]
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internal static void UnpackInternal_Fallback(this byte value, Span<bool> destination)
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internal static void UnpackInternal_Fallback(this byte value, Span<bool> destination)
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@ -1,7 +1,5 @@
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#if !NET7_0_OR_GREATER
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using System.Diagnostics.CodeAnalysis;
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using System.Diagnostics.CodeAnalysis;
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using System.Diagnostics.Contracts;
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using System.Diagnostics.Contracts;
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#endif
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using System.Runtime.CompilerServices;
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using System.Runtime.CompilerServices;
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using X10D.CompilerServices;
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using X10D.CompilerServices;
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@ -19,7 +17,6 @@ public static class Int16Extensions
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{
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{
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private const int Size = sizeof(short) * 8;
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private const int Size = sizeof(short) * 8;
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#if !NET7_0_OR_GREATER
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/// <summary>
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/// <summary>
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/// Unpacks this 16-bit signed integer into a boolean list, treating it as a bit field.
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/// Unpacks this 16-bit signed integer into a boolean list, treating it as a bit field.
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/// </summary>
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/// </summary>
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@ -59,7 +56,6 @@ public static class Int16Extensions
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UnpackInternal_Fallback(value, destination);
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UnpackInternal_Fallback(value, destination);
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}
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}
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#endif
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[MethodImpl(CompilerResources.MethodImplOptions)]
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[MethodImpl(CompilerResources.MethodImplOptions)]
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internal static void UnpackInternal_Fallback(this short value, Span<bool> destination)
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internal static void UnpackInternal_Fallback(this short value, Span<bool> destination)
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#if !NET7_0_OR_GREATER
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using System.Diagnostics.CodeAnalysis;
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using System.Diagnostics.CodeAnalysis;
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using System.Diagnostics.Contracts;
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using System.Diagnostics.Contracts;
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#endif
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using System.Runtime.CompilerServices;
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using System.Runtime.CompilerServices;
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using X10D.CompilerServices;
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using X10D.CompilerServices;
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{
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{
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private const int Size = sizeof(int) * 8;
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private const int Size = sizeof(int) * 8;
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#if !NET7_0_OR_GREATER
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/// <summary>
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/// <summary>
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/// Unpacks this 32-bit signed integer into a boolean list, treating it as a bit field.
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/// Unpacks this 32-bit signed integer into a boolean list, treating it as a bit field.
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/// </summary>
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/// </summary>
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UnpackInternal_Fallback(value, destination);
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UnpackInternal_Fallback(value, destination);
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}
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}
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#endif
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[MethodImpl(CompilerResources.MethodImplOptions)]
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[MethodImpl(CompilerResources.MethodImplOptions)]
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internal static void UnpackInternal_Fallback(this int value, Span<bool> destination)
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internal static void UnpackInternal_Fallback(this int value, Span<bool> destination)
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@ -1,5 +1,4 @@
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#if !NET7_0_OR_GREATER
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using System.Diagnostics.Contracts;
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using System.Diagnostics.Contracts;
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namespace X10D.Collections;
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namespace X10D.Collections;
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}
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}
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}
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}
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}
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}
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#endif
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