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Improve CPU initial translation speeds (#50)

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* Add background translation to the CPU

* Do not use a separate thread for translation, implement 2 tiers translation

* Remove unnecessary usings

* Lower MinCallCountForReJit

* Remove unused variable
This commit is contained in:
gdkchan 2018-03-04 14:09:59 -03:00 • committed by GitHub
parent ee9df32e3e
commit 3edb66f389
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GPG key ID: 4AEE18F83AFDEB23
10 changed files with 319 additions and 107 deletions
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58
ChocolArm64/Translation/AILEmitterCtx.cs
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@ -12,14 +12,9 @@ namespace ChocolArm64.Translation
{
private ATranslator Translator;
private Dictionary<long, AILLabel> Labels;
private HashSet<long> Callees;
private AILEmitter Emitter;
private AILBlock ILBlock;
private AOpCode OptOpLastCompare;
private AOpCode OptOpLastFlagSet;
private Dictionary<long, AILLabel> Labels;
private int BlkIndex;
private int OpcIndex;
@ -29,6 +24,13 @@ namespace ChocolArm64.Translation
public ABlock CurrBlock => Graph[BlkIndex];
public AOpCode CurrOp => Graph[BlkIndex].OpCodes[OpcIndex];
private AILEmitter Emitter;
private AILBlock ILBlock;
private AOpCode OptOpLastCompare;
private AOpCode OptOpLastFlagSet;
//This is the index of the temporary register, used to store temporary
//values needed by some functions, since IL doesn't have a swap instruction.
//You can use any value here as long it doesn't conflict with the indices
@ -45,10 +47,27 @@ namespace ChocolArm64.Translation
ABlock Root,
string SubName)
{
if (Translator == null)
{
throw new ArgumentNullException(nameof(Translator));
}
if (Graph == null)
{
throw new ArgumentNullException(nameof(Graph));
}
if (Root == null)
{
throw new ArgumentNullException(nameof(Root));
}
this.Translator = Translator;
this.Graph = Graph;
this.Root = Root;
Callees = new HashSet<long>();
Labels = new Dictionary<long, AILLabel>();
Emitter = new AILEmitter(Graph, Root, SubName);
@ -57,23 +76,27 @@ namespace ChocolArm64.Translation
OpcIndex = -1;
if (!AdvanceOpCode())
if (Graph.Length == 0 || !AdvanceOpCode())
{
throw new ArgumentException(nameof(Graph));
}
}
public ATranslatedSub GetSubroutine() => Emitter.GetSubroutine();
public ATranslatedSub GetSubroutine()
{
return Emitter.GetSubroutine(Callees);
}
public bool AdvanceOpCode()
{
if (OpcIndex + 1 == CurrBlock.OpCodes.Count &&
BlkIndex + 1 == Graph.Length)
{
return false;
}
while (++OpcIndex >= (CurrBlock?.OpCodes.Count ?? 0))
{
if (BlkIndex + 1 >= Graph.Length)
{
return false;
}
BlkIndex++;
OpcIndex = -1;
@ -100,6 +123,13 @@ namespace ChocolArm64.Translation
public bool TryOptEmitSubroutineCall()
{
Callees.Add(((AOpCodeBImm)CurrOp).Imm);
if (CurrBlock.Next == null)
{
return false;
}
if (!Translator.TryGetCachedSub(CurrOp, out ATranslatedSub Sub))
{
return false;