08831eecf7
* IPC refactor part 3 + 4: New server HIPC message processor with source generator based serialization * Make types match on calls to AlignUp/AlignDown * Formatting * Address some PR feedback * Move BitfieldExtensions to Ryujinx.Common.Utilities and consolidate implementations * Rename Reader/Writer to SpanReader/SpanWriter and move to Ryujinx.Common.Memory * Implement EventType * Address more PR feedback * Log request processing errors since they are not normal * Rename waitable to multiwait and add missing lock * PR feedback * Ac_K PR feedback
57 lines
1.9 KiB
C#
57 lines
1.9 KiB
C#
using System.Numerics;
|
|
using System.Runtime.CompilerServices;
|
|
|
|
namespace Ryujinx.Common.Utilities
|
|
{
|
|
public static class BitfieldExtensions
|
|
{
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
public static bool Extract<T>(this T value, int lsb) where T : IBinaryInteger<T>
|
|
{
|
|
int bitSize = Unsafe.SizeOf<T>() * 8;
|
|
lsb &= bitSize - 1;
|
|
|
|
return !T.IsZero((value >>> lsb) & T.One);
|
|
}
|
|
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
public static T Extract<T>(this T value, int lsb, int length) where T : IBinaryInteger<T>
|
|
{
|
|
int bitSize = Unsafe.SizeOf<T>() * 8;
|
|
lsb &= bitSize - 1;
|
|
|
|
return (value >>> lsb) & (~T.Zero >>> (bitSize - length));
|
|
}
|
|
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
public static T ExtractSx<T>(this T value, int lsb, int length) where T : IBinaryInteger<T>
|
|
{
|
|
int bitSize = Unsafe.SizeOf<T>() * 8;
|
|
int shift = lsb & (bitSize - 1);
|
|
|
|
return (value << (bitSize - (shift + length))) >> (bitSize - length);
|
|
}
|
|
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
public static T Insert<T>(this T value, int lsb, bool toInsert) where T : IBinaryInteger<T>
|
|
{
|
|
int bitSize = Unsafe.SizeOf<T>() * 8;
|
|
lsb &= bitSize - 1;
|
|
|
|
T mask = T.One << lsb;
|
|
|
|
return (value & ~mask) | (toInsert ? mask : T.Zero);
|
|
}
|
|
|
|
[MethodImpl(MethodImplOptions.AggressiveInlining)]
|
|
public static T Insert<T>(this T value, int lsb, int length, T toInsert) where T : IBinaryInteger<T>
|
|
{
|
|
int bitSize = Unsafe.SizeOf<T>() * 8;
|
|
lsb &= bitSize - 1;
|
|
|
|
T mask = (~T.Zero >>> (bitSize - length)) << lsb;
|
|
|
|
return (value & ~mask) | ((toInsert << lsb) & mask);
|
|
}
|
|
}
|
|
} |