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Free up memory allocated by Pools during any PPTC translations at boot time. (#1814)

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* Added support for offline invalidation, via PPTC, of low cq translations replaced by high cq translations; both on a single run and between runs.

Added invalidation of .cache files in the event of reuse on a different user operating system.

Added .info and .cache files invalidation in case of a failed stream decompression.

Nits.

* InternalVersion = 1712;

* Nits.

* Address comment.

* Get rid of BinaryFormatter.

Nits.

* Move Ptc.LoadTranslations().

Nits.

* Nits.

* Fixed corner cases (in case backup copies have to be used). Added save logs.

* Not core fixes.

* Complement to the previous commit. Added load logs. Removed BinaryFormatter leftovers.

* Add LoadTranslations log.

* Nits.

* Removed the search and management of LowCq overlapping functions.

* Final increment of .info and .cache flags.

* Nit.

* Free up memory allocated by Pools during any PPTC translations at boot time.

* Nit due to rebase.
This commit is contained in:
LDj3SNuD 2020-12-24 03:58:36 +01:00 • committed by GitHub
parent 8a33e884f8
commit 2502f1f07f
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8 changed files with 93 additions and 37 deletions
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25
ARMeilleure/Common/ThreadStaticPool.cs
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@ -5,12 +5,13 @@ using System.Threading;
namespace ARMeilleure.Common
{
internal class ThreadStaticPool<T> where T : class, new()
class ThreadStaticPool<T> where T : class, new()
{
private const int PoolSizeIncrement = 200;
[ThreadStatic]
private static ThreadStaticPool<T> _instance;
public static ThreadStaticPool<T> Instance
{
get
@ -19,6 +20,7 @@ namespace ARMeilleure.Common
{
PreparePool(0); // So that we can still use a pool when blindly initializing one.
}
return _instance;
}
}
@ -33,9 +35,10 @@ namespace ARMeilleure.Common
public static void PreparePool(int groupId)
{
// Prepare the pool for this thread, ideally using an existing one from the specified group.
if (_instance == null)
{
Stack<ThreadStaticPool<T>> pools = GetPools(groupId);
var pools = GetPools(groupId);
lock (pools)
{
_instance = (pools.Count != 0) ? pools.Pop() : new ThreadStaticPool<T>(PoolSizeIncrement * 2);
@ -46,15 +49,29 @@ namespace ARMeilleure.Common
public static void ReturnPool(int groupId)
{
// Reset and return the pool for this thread to the specified group.
Stack<ThreadStaticPool<T>> pools = GetPools(groupId);
var pools = GetPools(groupId);
lock (pools)
{
_instance.Clear();
pools.Push(_instance);
_instance = null;
}
}
public static void ResetPools()
{
// Resets any static references to the pools used by threads for each group, allowing them to be garbage collected.
foreach (var pools in _pools.Values)
{
pools.Clear();
}
_pools.Clear();
}
private T[] _pool;
private int _poolUsed = -1;
private int _poolSize;
@ -74,10 +91,12 @@ namespace ARMeilleure.Common
public T Allocate()
{
int index = Interlocked.Increment(ref _poolUsed);
if (index >= _poolSize)
{
IncreaseSize();
}
return _pool[index];
}