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Make Counter a generic & use a 32-bit counter instead

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FICTURE7
2021-04-10 14:54:24 +04:00
parent 4478a32114
commit 6c28be13a8
5 changed files with 55 additions and 37 deletions
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26
ARMeilleure/Translation/Translator.cs
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@@ -37,7 +37,7 @@ namespace ARMeilleure.Translation
private JumpTable _jumpTable;
internal JumpTable JumpTable => _jumpTable;
internal EntryTable<byte> CountTable { get; }
internal EntryTable<uint> CountTable { get; }
private volatile int _threadCount;
@@ -59,7 +59,7 @@ namespace ARMeilleure.Translation
_backgroundTranslatorEvent = new AutoResetEvent(false);
_backgroundTranslatorLock = new ReaderWriterLock();
CountTable = new EntryTable<byte>(capacity: 16 * 1024 * 1024);
CountTable = new EntryTable<uint>(capacity: 4 * 1024 * 1024);
JitCache.Initialize(allocator);
@@ -239,7 +239,7 @@ namespace ARMeilleure.Translation
internal static TranslatedFunction Translate(
IMemoryManager memory,
JumpTable jumpTable,
EntryTable<byte> countTable,
EntryTable<uint> countTable,
ulong address,
ExecutionMode mode,
bool highCq)
@@ -256,7 +256,7 @@ namespace ARMeilleure.Translation
Logger.StartPass(PassName.Translation);
Counter counter = null;
Counter<uint> counter = null;
if (!context.HighCq)
{
@@ -415,29 +415,23 @@ namespace ARMeilleure.Translation
return context.GetControlFlowGraph();
}
internal static void EmitRejitCheck(ArmEmitterContext context, out Counter counter)
internal static void EmitRejitCheck(ArmEmitterContext context, out Counter<uint> counter)
{
if (!Counter.TryCreate(context.CountTable, out counter))
if (!Counter<uint>.TryCreate(context.CountTable, out counter))
{
return;
}
Operand lblRejit = Label();
Operand lblAdd = Label();
Operand lblEnd = Label();
Operand address = Const(ref counter.Value, Ptc.CountTableIndex);
Operand count = context.Load8(address);
context.BranchIf(lblAdd, count, Const(100), Comparison.LessUI);
context.BranchIf(lblRejit, count, Const(100), Comparison.Equal);
context.Branch(lblEnd);
Operand curCount = context.Load(OperandType.I32, address);
Operand count = context.Add(curCount, Const(1));
context.Store(address, count);
context.BranchIf(lblEnd, curCount, Const(100), Comparison.NotEqual, BasicBlockFrequency.Cold);
context.MarkLabel(lblRejit, BasicBlockFrequency.Cold);
context.Call(typeof(NativeInterface).GetMethod(nameof(NativeInterface.EnqueueForRejit)), Const(context.EntryAddress));
context.MarkLabel(lblAdd, BasicBlockFrequency.Cold);
context.Store8(address, context.Add(count, Const(1)));
context.MarkLabel(lblEnd);
}