3 files changed, 73 insertions, 0 deletions
diff --git a/src/core/basetypes/MCOperationQueue.cc b/src/core/basetypes/MCOperationQueue.cc
index 9a740ef6..315bf9c9 100644
--- a/src/core/basetypes/MCOperationQueue.cc
+++ b/src/core/basetypes/MCOperationQueue.cc
@@ -10,6 +10,7 @@
 #include "MCArray.h"
 #include "MCLog.h"
 #include "MCAutoreleasePool.h"
+#include "MCPerfEvent.h"
 
 using namespace mailcore;
 
@@ -72,6 +73,9 @@ void OperationQueue::runOperationsOnThread(OperationQueue * queue)
 void OperationQueue::runOperations()
 {
     MCLog("start thread");
+    
+    TRACE_PERF;
+    
     mailsem_up(mStartSem);
     
     while (true) {
diff --git a/src/core/perf/MCPerfEvent.cc b/src/core/perf/MCPerfEvent.cc
new file mode 100644
index 00000000..c2119a40
--- /dev/null
+++ b/src/core/perf/MCPerfEvent.cc
@@ -0,0 +1,40 @@
+//
+//  MCPerfEvent.cpp
+//  mailcore2
+//
+//  Created by Yuk Lai Suen on 5/30/14.
+//  Copyright (c) 2014 MailCore. All rights reserved.
+//
+
+#include <stdint.h>
+#include <mach/mach.h>
+#include <mach/mach_time.h>
+#include "MCLog.h"
+#include "MCPerfEvent.h"
+
+static struct mach_timebase_info sTimebaseInfo;
+
+using namespace mailcore;
+MCPerfEvent::MCPerfEvent(const char *_functionName, bool start)
+: isStarted(false)
+, functionName(_functionName)
+{
+    if (start) {
+        if (sTimebaseInfo.denom == 0) {
+            mach_timebase_info(&sTimebaseInfo);
+        }
+        startTime = mach_absolute_time();
+        isStarted = true;
+    }
+}
+
+MCPerfEvent::~MCPerfEvent()
+{
+    if (isStarted) {
+        endTime = mach_absolute_time();
+        isStarted = false;
+    }
+    
+    uint64_t timeElpasedInMs = ((endTime - startTime) / 1000000ull * sTimebaseInfo.numer / sTimebaseInfo.denom);
+    MCLog("================= %s: %llu (ms)", functionName, timeElpasedInMs);
+}
diff --git a/src/core/perf/MCPerfEvent.h b/src/core/perf/MCPerfEvent.h
new file mode 100644
index 00000000..00db68a8
--- /dev/null
+++ b/src/core/perf/MCPerfEvent.h
@@ -0,0 +1,29 @@
+//
+//  MCPerfEvent.h
+//  mailcore2
+//
+//  Created by Yuk Lai Suen on 5/30/14.
+//  Copyright (c) 2014 MailCore. All rights reserved.
+//
+
+#ifndef __mailcore2__File__
+#define __mailcore2__File__
+#include <stdint.h>
+
+#define TRACE_PERF MCPerfEvent event(__PRETTY_FUNCTION__)
+
+namespace mailcore {
+    class MCPerfEvent
+    {
+    public:
+        MCPerfEvent(const char *functionName, bool start = true);
+        ~MCPerfEvent();
+        unsigned long long timeElapsedInMs;
+    private:
+        bool isStarted;
+        const char *functionName;
+        uint64_t startTime;
+        uint64_t endTime;
+    };
+}
+#endif /* defined(__mailcore2__File__) */