fc20d9b925
* dotnet format style --severity info Some changes were manually reverted. * dotnet format analyzers --serverity info Some changes have been minimally adapted. * Restore a few unused methods and variables * Silence dotnet format IDE0060 warnings * Silence dotnet format IDE0059 warnings * Address or silence dotnet format IDE1006 warnings * Address dotnet format CA1816 warnings * Address or silence dotnet format CA2211 warnings * Silence CA1806 and CA1834 issues * Fix formatting for switch expressions * Address most dotnet format whitespace warnings * Apply dotnet format whitespace formatting A few of them have been manually reverted and the corresponding warning was silenced * Revert formatting changes for while and for-loops * Format if-blocks correctly * Run dotnet format whitespace after rebase * Run dotnet format style after rebase * Run dotnet format analyzers after rebase * Run dotnet format after rebase and remove unused usings - analyzers - style - whitespace * Add comments to disabled warnings * Remove a few unused parameters * Replace MmeShadowScratch with Array256<uint> * Simplify properties and array initialization, Use const when possible, Remove trailing commas * Run dotnet format after rebase * Address IDE0251 warnings * Revert "Simplify properties and array initialization, Use const when possible, Remove trailing commas" This reverts commit 9462e4136c0a2100dc28b20cf9542e06790aa67e. * dotnet format whitespace after rebase * First dotnet format pass * Second dotnet format pass * Fix build issues * Fix StructArrayHelpers.cs * Apply suggestions from code review Co-authored-by: Ac_K <Acoustik666@gmail.com> * Fix return statements * Fix naming rule violations * Update src/Ryujinx.Common/Utilities/StreamUtils.cs Co-authored-by: Ac_K <Acoustik666@gmail.com> * Add trailing commas * Address review feedback * Address review feedback * Rename remaining type parameters to TKey and TValue * Fix manual formatting for logging levels * Fix spacing before comments --------- Co-authored-by: Ac_K <Acoustik666@gmail.com>
58 lines
1.9 KiB
C#
58 lines
1.9 KiB
C#
using System.Numerics;
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using System.Runtime.CompilerServices;
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namespace Ryujinx.Common.Utilities
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{
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public static class BitfieldExtensions
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{
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static bool Extract<T>(this T value, int lsb) where T : IBinaryInteger<T>
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{
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int bitSize = Unsafe.SizeOf<T>() * 8;
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lsb &= bitSize - 1;
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return !T.IsZero((value >>> lsb) & T.One);
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static T Extract<T>(this T value, int lsb, int length) where T : IBinaryInteger<T>
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{
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int bitSize = Unsafe.SizeOf<T>() * 8;
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lsb &= bitSize - 1;
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return (value >>> lsb) & (~T.Zero >>> (bitSize - length));
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static T ExtractSx<T>(this T value, int lsb, int length) where T : IBinaryInteger<T>
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{
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int bitSize = Unsafe.SizeOf<T>() * 8;
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int shift = lsb & (bitSize - 1);
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return (value << (bitSize - (shift + length))) >> (bitSize - length);
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static T Insert<T>(this T value, int lsb, bool toInsert) where T : IBinaryInteger<T>
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{
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int bitSize = Unsafe.SizeOf<T>() * 8;
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lsb &= bitSize - 1;
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T mask = T.One << lsb;
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return (value & ~mask) | (toInsert ? mask : T.Zero);
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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public static T Insert<T>(this T value, int lsb, int length, T toInsert) where T : IBinaryInteger<T>
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{
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int bitSize = Unsafe.SizeOf<T>() * 8;
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lsb &= bitSize - 1;
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T mask = (~T.Zero >>> (bitSize - length)) << lsb;
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return (value & ~mask) | ((toInsert << lsb) & mask);
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}
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}
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}
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