From 561d64e5bfd549c05b65c7bad87362bc03607363 Mon Sep 17 00:00:00 2001
From: Chenj168 <62330325+Chenj168@users.noreply.github.com>
Date: Fri, 20 Mar 2020 07:11:20 +0900
Subject: [PATCH] Modify TranslatedFunction.GetPointer () to optimize
performance (#995)
* add local var to reduce calling Marshal.GetFunctionPointerForDelegate
* modify code style
---
ARMeilleure/Translation/TranslatedFunction.cs | 8 +++++++-
1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/ARMeilleure/Translation/TranslatedFunction.cs b/ARMeilleure/Translation/TranslatedFunction.cs
index af01aaab31..f1dc6deeb0 100644
--- a/ARMeilleure/Translation/TranslatedFunction.cs
+++ b/ARMeilleure/Translation/TranslatedFunction.cs
@@ -9,6 +9,7 @@ namespace ARMeilleure.Translation
private const int MinCallsForRejit = 100;
private GuestFunction _func;
+ private IntPtr _funcPtr;
private bool _rejit;
private int _callCount;
@@ -33,7 +34,12 @@ namespace ARMeilleure.Translation
public IntPtr GetPointer()
{
- return Marshal.GetFunctionPointerForDelegate(_func);
+ if (_funcPtr == IntPtr.Zero)
+ {
+ _funcPtr = Marshal.GetFunctionPointerForDelegate(_func);
+ }
+
+ return _funcPtr;
}
}
}
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