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Optimize address translation and write tracking on the MMU (#571)

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* Implement faster address translation and write tracking on the MMU

* Rename MemoryAlloc to MemoryManagement, and other nits

* Support multi-level page tables

* Fix typo

* Reword comment a bit

* Support scalar vector loads/stores on the memory fast path, and minor fixes

* Add missing cast

* Alignment

* Fix VirtualFree function signature

* Change MemoryProtection enum to uint aswell for consistency
This commit is contained in:
gdkchan 2019-02-24 04:24:35 -03:00 • committed by jduncanator
parent a3d46e4133
commit 5001f78b1d
24 changed files with 1005 additions and 621 deletions
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8
Ryujinx.HLE/DeviceMemory.cs
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@ -1,5 +1,5 @@
using ChocolArm64.Memory;
using System;
using System.Runtime.InteropServices;
namespace Ryujinx.HLE
{
@ -7,13 +7,13 @@ namespace Ryujinx.HLE
{
public const long RamSize = 4L * 1024 * 1024 * 1024;
public IntPtr RamPointer { get; private set; }
public IntPtr RamPointer { get; }
private unsafe byte* _ramPtr;
public unsafe DeviceMemory()
{
RamPointer = Marshal.AllocHGlobal(new IntPtr(RamSize));
RamPointer = MemoryManagement.AllocateWriteTracked(RamSize);
_ramPtr = (byte*)RamPointer;
}
@ -177,7 +177,7 @@ namespace Ryujinx.HLE
protected virtual void Dispose(bool disposing)
{
Marshal.FreeHGlobal(RamPointer);
MemoryManagement.Free(RamPointer);
}
}
}