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Support non-contiguous copies on I2M and DMA engines (#2473)

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* Support non-contiguous copies on I2M and DMA engines

* Vector copy should start aligned on I2M

* Nits

* Zero extend the offset
This commit is contained in:
gdkchan 2021-08-04 17:20:58 -03:00 • committed by GitHub
parent ff8849671a
commit ff5df5d8a1
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2 changed files with 29 additions and 24 deletions
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42
Ryujinx.Graphics.Gpu/Engine/InlineToMemory/InlineToMemoryClass.cs
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@ -4,6 +4,7 @@ using Ryujinx.Graphics.Texture;
using System;
using System.Collections.Generic;
using System.Runtime.InteropServices;
using System.Runtime.Intrinsics;
namespace Ryujinx.Graphics.Gpu.Engine.InlineToMemory
{
@ -169,13 +170,13 @@ namespace Ryujinx.Graphics.Gpu.Engine.InlineToMemory
/// </summary>
private void FinishTransfer()
{
Span<byte> data = MemoryMarshal.Cast<int, byte>(_buffer).Slice(0, _size);
var memoryManager = _channel.MemoryManager;
var data = MemoryMarshal.Cast<int, byte>(_buffer).Slice(0, _size);
if (_isLinear && _lineCount == 1)
{
ulong address = _channel.MemoryManager.Translate(_dstGpuVa);
_channel.MemoryManager.Physical.Write(address, data);
memoryManager.Write(_dstGpuVa, data);
}
else
{
@ -189,36 +190,43 @@ namespace Ryujinx.Graphics.Gpu.Engine.InlineToMemory
int srcOffset = 0;
ulong dstBaseAddress = _channel.MemoryManager.Translate(_dstGpuVa);
for (int y = _dstY; y < _dstY + _lineCount; y++)
{
int x1 = _dstX;
int x2 = _dstX + _lineLengthIn;
int x2Trunc = _dstX + BitUtils.AlignDown(_lineLengthIn, 16);
int x1Round = BitUtils.AlignUp(_dstX, 16);
int x2Trunc = BitUtils.AlignDown(x2, 16);
int x;
int x = x1;
for (x = x1; x < x2Trunc; x += 16, srcOffset += 16)
if (x1Round <= x2)
{
for (; x < x1Round; x++, srcOffset++)
{
int dstOffset = dstCalculator.GetOffset(x, y);
ulong dstAddress = _dstGpuVa + (uint)dstOffset;
memoryManager.Write(dstAddress, data[srcOffset]);
}
}
for (; x < x2Trunc; x += 16, srcOffset += 16)
{
int dstOffset = dstCalculator.GetOffset(x, y);
ulong dstAddress = dstBaseAddress + (ulong)dstOffset;
ulong dstAddress = _dstGpuVa + (uint)dstOffset;
Span<byte> pixel = data.Slice(srcOffset, 16);
_channel.MemoryManager.Physical.Write(dstAddress, pixel);
memoryManager.Write(dstAddress, MemoryMarshal.Cast<byte, Vector128<byte>>(data.Slice(srcOffset, 16))[0]);
}
for (; x < x2; x++, srcOffset++)
{
int dstOffset = dstCalculator.GetOffset(x, y);
ulong dstAddress = dstBaseAddress + (ulong)dstOffset;
ulong dstAddress = _dstGpuVa + (uint)dstOffset;
Span<byte> pixel = data.Slice(srcOffset, 1);
_channel.MemoryManager.Physical.Write(dstAddress, pixel);
memoryManager.Write(dstAddress, data[srcOffset]);
}
}
}