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Modify TranslatedFunction.GetPointer () to optimize performance (#995)

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* add local var to reduce calling Marshal.GetFunctionPointerForDelegate

* modify code style
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Chenj168 2020-03-20 07:11:20 +09:00 committed by GitHub
parent 8226997bc7
commit 561d64e5bf
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 7 additions and 1 deletions
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8
ARMeilleure/Translation/TranslatedFunction.cs
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@ -9,6 +9,7 @@ namespace ARMeilleure.Translation
private const int MinCallsForRejit = 100; private const int MinCallsForRejit = 100;
private GuestFunction _func; private GuestFunction _func;
private IntPtr _funcPtr;
private bool _rejit; private bool _rejit;
private int _callCount; private int _callCount;
@ -33,7 +34,12 @@ namespace ARMeilleure.Translation
public IntPtr GetPointer() public IntPtr GetPointer()
{ {
return Marshal.GetFunctionPointerForDelegate(_func); if (_funcPtr == IntPtr.Zero)
{
_funcPtr = Marshal.GetFunctionPointerForDelegate(_func);
}
return _funcPtr;
} }
} }
} }