mirror of
https://github.com/ryujinx-mirror/ryujinx.git
synced 2024-12-23 03:25:48 +00:00
Refactor NativeContext (#1410)
* Refactor NativeContext * Fix bugs * Use correct counts * Check index using register count constants
This commit is contained in:
gdkchan
GitHub
parent
41ac824273
commit
80d4199fb3
1 changed files with 67 additions and 94 deletions
|
|
@ -1,21 +1,23 @@
|
|||
using ARMeilleure.IntermediateRepresentation;
|
||||
using ARMeilleure.Memory;
|
||||
using System;
|
||||
using System.Runtime.InteropServices;
|
||||
using System.Runtime.CompilerServices;
|
||||
|
||||
namespace ARMeilleure.State
|
||||
{
|
||||
class NativeContext : IDisposable
|
||||
{
|
||||
private const int IntSize = 8;
|
||||
private const int VecSize = 16;
|
||||
private const int FlagSize = 4;
|
||||
private const int ExtraSize = 8;
|
||||
private unsafe struct NativeCtxStorage
|
||||
{
|
||||
public fixed ulong X[RegisterConsts.IntRegsCount];
|
||||
public fixed ulong V[RegisterConsts.VecRegsCount * 2];
|
||||
public fixed uint Flags[RegisterConsts.FlagsCount];
|
||||
public fixed uint FpFlags[RegisterConsts.FpFlagsCount];
|
||||
public int Counter;
|
||||
public ulong CallAddress;
|
||||
}
|
||||
|
||||
private const int TotalSize = RegisterConsts.IntRegsCount * IntSize +
|
||||
RegisterConsts.VecRegsCount * VecSize +
|
||||
RegisterConsts.FlagsCount * FlagSize +
|
||||
RegisterConsts.FpFlagsCount * FlagSize + ExtraSize;
|
||||
private static NativeCtxStorage _dummyStorage = new NativeCtxStorage();
|
||||
|
||||
private readonly IJitMemoryBlock _block;
|
||||
|
||||
|
|
@ -23,179 +25,150 @@ namespace ARMeilleure.State
|
|||
|
||||
public NativeContext(IJitMemoryAllocator allocator)
|
||||
{
|
||||
_block = allocator.Allocate(TotalSize);
|
||||
_block = allocator.Allocate((ulong)Unsafe.SizeOf<NativeCtxStorage>());
|
||||
}
|
||||
|
||||
public ulong GetX(int index)
|
||||
public unsafe ulong GetX(int index)
|
||||
{
|
||||
if ((uint)index >= RegisterConsts.IntRegsCount)
|
||||
{
|
||||
throw new ArgumentOutOfRangeException(nameof(index));
|
||||
}
|
||||
|
||||
return (ulong)Marshal.ReadInt64(BasePtr, index * IntSize);
|
||||
return GetStorage().X[index];
|
||||
}
|
||||
|
||||
public void SetX(int index, ulong value)
|
||||
public unsafe void SetX(int index, ulong value)
|
||||
{
|
||||
if ((uint)index >= RegisterConsts.IntRegsCount)
|
||||
{
|
||||
throw new ArgumentOutOfRangeException(nameof(index));
|
||||
}
|
||||
|
||||
Marshal.WriteInt64(BasePtr, index * IntSize, (long)value);
|
||||
GetStorage().X[index] = value;
|
||||
}
|
||||
|
||||
public V128 GetV(int index)
|
||||
public unsafe V128 GetV(int index)
|
||||
{
|
||||
if ((uint)index >= RegisterConsts.IntRegsCount)
|
||||
if ((uint)index >= RegisterConsts.VecRegsCount)
|
||||
{
|
||||
throw new ArgumentOutOfRangeException(nameof(index));
|
||||
}
|
||||
|
||||
int offset = RegisterConsts.IntRegsCount * IntSize + index * VecSize;
|
||||
|
||||
return new V128(
|
||||
Marshal.ReadInt64(BasePtr, offset + 0),
|
||||
Marshal.ReadInt64(BasePtr, offset + 8));
|
||||
return new V128(GetStorage().V[index * 2 + 0], GetStorage().V[index * 2 + 1]);
|
||||
}
|
||||
|
||||
public void SetV(int index, V128 value)
|
||||
public unsafe void SetV(int index, V128 value)
|
||||
{
|
||||
if ((uint)index >= RegisterConsts.IntRegsCount)
|
||||
if ((uint)index >= RegisterConsts.VecRegsCount)
|
||||
{
|
||||
throw new ArgumentOutOfRangeException(nameof(index));
|
||||
}
|
||||
|
||||
int offset = RegisterConsts.IntRegsCount * IntSize + index * VecSize;
|
||||
|
||||
Marshal.WriteInt64(BasePtr, offset + 0, value.Extract<long>(0));
|
||||
Marshal.WriteInt64(BasePtr, offset + 8, value.Extract<long>(1));
|
||||
GetStorage().V[index * 2 + 0] = value.Extract<ulong>(0);
|
||||
GetStorage().V[index * 2 + 1] = value.Extract<ulong>(1);
|
||||
}
|
||||
|
||||
public bool GetPstateFlag(PState flag)
|
||||
public unsafe bool GetPstateFlag(PState flag)
|
||||
{
|
||||
if ((uint)flag >= RegisterConsts.FlagsCount)
|
||||
{
|
||||
throw new ArgumentException($"Invalid flag \"{flag}\" specified.");
|
||||
}
|
||||
|
||||
int offset =
|
||||
RegisterConsts.IntRegsCount * IntSize +
|
||||
RegisterConsts.VecRegsCount * VecSize + (int)flag * FlagSize;
|
||||
|
||||
int value = Marshal.ReadInt32(BasePtr, offset);
|
||||
|
||||
return value != 0;
|
||||
return GetStorage().Flags[(int)flag] != 0;
|
||||
}
|
||||
|
||||
public void SetPstateFlag(PState flag, bool value)
|
||||
public unsafe void SetPstateFlag(PState flag, bool value)
|
||||
{
|
||||
if ((uint)flag >= RegisterConsts.FlagsCount)
|
||||
{
|
||||
throw new ArgumentException($"Invalid flag \"{flag}\" specified.");
|
||||
}
|
||||
|
||||
int offset =
|
||||
RegisterConsts.IntRegsCount * IntSize +
|
||||
RegisterConsts.VecRegsCount * VecSize + (int)flag * FlagSize;
|
||||
|
||||
Marshal.WriteInt32(BasePtr, offset, value ? 1 : 0);
|
||||
GetStorage().Flags[(int)flag] = value ? 1u : 0u;
|
||||
}
|
||||
|
||||
public bool GetFPStateFlag(FPState flag)
|
||||
public unsafe bool GetFPStateFlag(FPState flag)
|
||||
{
|
||||
if ((uint)flag >= RegisterConsts.FlagsCount)
|
||||
if ((uint)flag >= RegisterConsts.FpFlagsCount)
|
||||
{
|
||||
throw new ArgumentException($"Invalid flag \"{flag}\" specified.");
|
||||
}
|
||||
|
||||
int offset =
|
||||
RegisterConsts.IntRegsCount * IntSize +
|
||||
RegisterConsts.VecRegsCount * VecSize +
|
||||
RegisterConsts.FlagsCount * FlagSize + (int)flag * FlagSize;
|
||||
|
||||
int value = Marshal.ReadInt32(BasePtr, offset);
|
||||
|
||||
return value != 0;
|
||||
return GetStorage().FpFlags[(int)flag] != 0;
|
||||
}
|
||||
|
||||
public void SetFPStateFlag(FPState flag, bool value)
|
||||
public unsafe void SetFPStateFlag(FPState flag, bool value)
|
||||
{
|
||||
if ((uint)flag >= RegisterConsts.FlagsCount)
|
||||
if ((uint)flag >= RegisterConsts.FpFlagsCount)
|
||||
{
|
||||
throw new ArgumentException($"Invalid flag \"{flag}\" specified.");
|
||||
}
|
||||
|
||||
int offset =
|
||||
RegisterConsts.IntRegsCount * IntSize +
|
||||
RegisterConsts.VecRegsCount * VecSize +
|
||||
RegisterConsts.FlagsCount * FlagSize + (int)flag * FlagSize;
|
||||
|
||||
Marshal.WriteInt32(BasePtr, offset, value ? 1 : 0);
|
||||
GetStorage().FpFlags[(int)flag] = value ? 1u : 0u;
|
||||
}
|
||||
|
||||
public int GetCounter()
|
||||
{
|
||||
return Marshal.ReadInt32(BasePtr, GetCounterOffset());
|
||||
}
|
||||
public int GetCounter() => GetStorage().Counter;
|
||||
public void SetCounter(int value) => GetStorage().Counter = value;
|
||||
|
||||
public void SetCounter(int value)
|
||||
public unsafe static int GetRegisterOffset(Register reg)
|
||||
{
|
||||
Marshal.WriteInt32(BasePtr, GetCounterOffset(), value);
|
||||
}
|
||||
|
||||
public static int GetRegisterOffset(Register reg)
|
||||
{
|
||||
int offset, size;
|
||||
|
||||
if (reg.Type == RegisterType.Integer)
|
||||
{
|
||||
offset = reg.Index * IntSize;
|
||||
if ((uint)reg.Index >= RegisterConsts.IntRegsCount)
|
||||
{
|
||||
throw new ArgumentException("Invalid register.");
|
||||
}
|
||||
|
||||
size = IntSize;
|
||||
return StorageOffset(ref _dummyStorage, ref _dummyStorage.X[reg.Index]);
|
||||
}
|
||||
else if (reg.Type == RegisterType.Vector)
|
||||
{
|
||||
offset = RegisterConsts.IntRegsCount * IntSize + reg.Index * VecSize;
|
||||
if ((uint)reg.Index >= RegisterConsts.VecRegsCount)
|
||||
{
|
||||
throw new ArgumentException("Invalid register.");
|
||||
}
|
||||
|
||||
size = VecSize;
|
||||
return StorageOffset(ref _dummyStorage, ref _dummyStorage.V[reg.Index * 2]);
|
||||
}
|
||||
else /* if (reg.Type == RegisterType.Flag) */
|
||||
else if (reg.Type == RegisterType.Flag)
|
||||
{
|
||||
offset = RegisterConsts.IntRegsCount * IntSize +
|
||||
RegisterConsts.VecRegsCount * VecSize + reg.Index * FlagSize;
|
||||
if ((uint)reg.Index >= RegisterConsts.FlagsCount)
|
||||
{
|
||||
throw new ArgumentException("Invalid register.");
|
||||
}
|
||||
|
||||
size = FlagSize;
|
||||
return StorageOffset(ref _dummyStorage, ref _dummyStorage.Flags[reg.Index]);
|
||||
}
|
||||
|
||||
if ((uint)(offset + size) > (uint)TotalSize)
|
||||
else /* if (reg.Type == RegisterType.FpFlag) */
|
||||
{
|
||||
throw new ArgumentException("Invalid register.");
|
||||
}
|
||||
if ((uint)reg.Index >= RegisterConsts.FpFlagsCount)
|
||||
{
|
||||
throw new ArgumentException("Invalid register.");
|
||||
}
|
||||
|
||||
return offset;
|
||||
return StorageOffset(ref _dummyStorage, ref _dummyStorage.FpFlags[reg.Index]);
|
||||
}
|
||||
}
|
||||
|
||||
public static int GetCounterOffset()
|
||||
{
|
||||
return RegisterConsts.IntRegsCount * IntSize +
|
||||
RegisterConsts.VecRegsCount * VecSize +
|
||||
RegisterConsts.FlagsCount * FlagSize +
|
||||
RegisterConsts.FpFlagsCount * FlagSize;
|
||||
return StorageOffset(ref _dummyStorage, ref _dummyStorage.Counter);
|
||||
}
|
||||
|
||||
public static int GetCallAddressOffset()
|
||||
{
|
||||
return RegisterConsts.IntRegsCount * IntSize +
|
||||
RegisterConsts.VecRegsCount * VecSize +
|
||||
RegisterConsts.FlagsCount * FlagSize +
|
||||
RegisterConsts.FpFlagsCount * FlagSize + 4;
|
||||
return StorageOffset(ref _dummyStorage, ref _dummyStorage.CallAddress);
|
||||
}
|
||||
|
||||
public void Dispose()
|
||||
private static int StorageOffset<T>(ref NativeCtxStorage storage, ref T target)
|
||||
{
|
||||
_block.Dispose();
|
||||
return (int)Unsafe.ByteOffset(ref Unsafe.As<NativeCtxStorage, T>(ref storage), ref target);
|
||||
}
|
||||
|
||||
private unsafe ref NativeCtxStorage GetStorage() => ref Unsafe.AsRef<NativeCtxStorage>((void*)_block.Pointer);
|
||||
|
||||
public void Dispose() => _block.Dispose();
|
||||
}
|
||||
}
|
||||
Loading…
Reference in a new issue