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Code Wiki Activity

GPU: Resolve Memory Allocation Issues (#1797)

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* Implement VFNMA.F<32/64>

* Update PTC Version

* Update Implementation & Renames & Correct Order

* Add Logging

* Additional logging

* Add additional check to restart loop from beginning if address goes beyond maximum allowed.

* Additional Check that the total range required doesn't exceed capacity of allocator addresses.

* Improve logging

* Ensure hex output

* Update Ryujinx.HLE/HOS/Services/Nv/NvMemoryAllocator.cs

Co-authored-by: gdkchan <gab.dark.100@gmail.com>

* Remove extra page at end

Co-authored-by: gdkchan <gab.dark.100@gmail.com>
This commit is contained in:
sharmander 2020-12-10 15:32:23 -05:00 committed by GitHub
parent c0b9ac6653
commit d9ec2b3a81
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 34 additions and 5 deletions
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39
Ryujinx.HLE/HOS/Services/Nv/NvMemoryAllocator.cs
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@ -3,6 +3,7 @@ using System.Collections.Generic;
using Ryujinx.Common;
using System;
using Ryujinx.Graphics.Gpu.Memory;
using Ryujinx.Common.Logging;
namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices
{
@ -27,7 +28,7 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices
public NvMemoryAllocator()
{
_tree.Add(PageSize, PageSize + AddressSpaceSize);
_tree.Add(PageSize, AddressSpaceSize);
LinkedListNode<ulong> node = _list.AddFirst(PageSize);
_dictionary[PageSize] = node;
}
@ -44,6 +45,7 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices
{
lock (_tree)
{
Logger.Debug?.Print(LogClass.ServiceNv, $"Allocating range from 0x{va:X} to 0x{(va + size):X}.");
if (referenceAddress != InvalidAddress)
{
ulong endAddress = va + size;
@ -57,6 +59,7 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices
// Overwrite existing block with its new smaller range.
_tree.Add(referenceAddress, leftEndAddress);
Logger.Debug?.Print(LogClass.ServiceNv, $"Created smaller address range from 0x{referenceAddress:X} to 0x{leftEndAddress:X}.");
}
else
{
@ -68,6 +71,7 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices
// If leftover space, create a right node.
if (rightSize > 0)
{
Logger.Debug?.Print(LogClass.ServiceNv, $"Created smaller address range from 0x{endAddress:X} to 0x{referenceEndAddress:X}.");
_tree.Add(endAddress, referenceEndAddress);
LinkedListNode<ulong> node = _list.AddAfter(_dictionary[referenceAddress], endAddress);
@ -94,6 +98,8 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices
{
lock (_tree)
{
Logger.Debug?.Print(LogClass.ServiceNv, $"Deallocating address range from 0x{va:X} to 0x{(va + size):X}.");
ulong freeAddressStartPosition = _tree.Floor(va);
if (freeAddressStartPosition != InvalidAddress)
{
@ -155,6 +161,9 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices
break;
}
}
Logger.Debug?.Print(LogClass.ServiceNv, $"Deallocation resulted in new free range from 0x{expandedStart:X} to 0x{expandedEnd:X}.");
_tree.Add(expandedStart, expandedEnd);
LinkedListNode<ulong> nodePtr = _list.AddAfter(node, expandedStart);
_dictionary[expandedStart] = nodePtr;
@ -176,6 +185,7 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices
// when 0 is returned it's considered a mapping error.
lock (_tree)
{
Logger.Debug?.Print(LogClass.ServiceNv, $"Searching for a free address @ 0x{start:X} of size 0x{size:X}.");
ulong address = start;
if (alignment == 0)
@ -186,18 +196,21 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices
alignment = (alignment + PageMask) & ~PageMask;
if (address < AddressSpaceSize)
{
bool completedFirstPass = false;
bool reachedEndOfAddresses = false;
ulong targetAddress;
if(start == DefaultStart)
{
Logger.Debug?.Print(LogClass.ServiceNv, $"Target address set to start of the last available range: 0x{_list.Last.Value:X}.");
targetAddress = _list.Last.Value;
}
else
{
targetAddress = _tree.Floor(address);
if(targetAddress == InvalidAddress)
Logger.Debug?.Print(LogClass.ServiceNv, $"Target address set to floor of 0x{address:X}; resulted in 0x{targetAddress:X}.");
if (targetAddress == InvalidAddress)
{
targetAddress = _tree.Ceiling(address);
Logger.Debug?.Print(LogClass.ServiceNv, $"Target address was invalid, set to ceiling of 0x{address:X}; resulted in 0x{targetAddress:X}");
}
}
while (address < AddressSpaceSize)
@ -208,27 +221,32 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices
{
if (address + size <= _tree.Get(targetAddress))
{
Logger.Debug?.Print(LogClass.ServiceNv, $"Found a suitable free address range from 0x{targetAddress:X} to 0x{_tree.Get(targetAddress):X} for 0x{address:X}.");
freeAddressStartPosition = targetAddress;
return address;
}
else
{
Logger.Debug?.Print(LogClass.ServiceNv, "Address requirements exceeded the available space in the target range.");
LinkedListNode<ulong> nextPtr = _dictionary[targetAddress];
if (nextPtr.Next != null)
{
targetAddress = nextPtr.Next.Value;
Logger.Debug?.Print(LogClass.ServiceNv, $"Moved search to successor range starting at 0x{targetAddress:X}.");
}
else
{
if (completedFirstPass)
if (reachedEndOfAddresses)
{
Logger.Debug?.Print(LogClass.ServiceNv, "Exiting loop, a full pass has already been completed w/ no suitable free address range.");
break;
}
else
{
completedFirstPass = true;
reachedEndOfAddresses = true;
address = start;
targetAddress = _tree.Floor(address);
Logger.Debug?.Print(LogClass.ServiceNv, $"Reached the end of the available free ranges, restarting loop @ 0x{targetAddress:X} for 0x{address:X}.");
}
}
}
@ -243,6 +261,16 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices
{
address = (address - remainder) + alignment;
}
Logger.Debug?.Print(LogClass.ServiceNv, $"Reset and aligned address to {address:X}.");
if (address + size > AddressSpaceSize && !reachedEndOfAddresses)
{
reachedEndOfAddresses = true;
address = start;
targetAddress = _tree.Floor(address);
Logger.Debug?.Print(LogClass.ServiceNv, $"Address requirements exceeded the capacity of available address space, restarting loop @ 0x{targetAddress:X} for 0x{address:X}.");
}
}
}
else
@ -251,6 +279,7 @@ namespace Ryujinx.HLE.HOS.Services.Nv.NvDrvServices
}
}
}
Logger.Debug?.Print(LogClass.ServiceNv, $"No suitable address range found; returning: 0x{InvalidAddress:X}.");
freeAddressStartPosition = InvalidAddress;
}