Initial community commit

Src/replicant/nu/Benchmark.h

@@ -0,0 +1,44 @@
+#ifndef BENCHMARKH
+#define BENCHMARKH
+
+
+#if defined(_WIN32)
+static uint64_t Benchmark()
+{
+	return GetTickCount64();
+}
+
+#elif defined(__ANDROID__)
+#include <time.h>
+
+// Make sure to divide by 1000000 (1 million) to get results in Milliseconds, as they are returned in nanoseconds
+static uint64_t Benchmark()
+{
+	struct timespec ts;
+	uint64_t count;
+	clock_gettime(CLOCK_THREAD_CPUTIME_ID, &ts);
+	count=(uint64_t)ts.tv_sec*1000000000ULL + (uint64_t)ts.tv_nsec;
+	return count;
+}
+
+#elif defined(__APPLE__)
+#include <mach/mach_time.h>
+static uint64_t Benchmark()
+{
+	uint64_t absoluteTime;
+	static mach_timebase_info_data_t timeBase = {0,0};
+	
+	absoluteTime = mach_absolute_time();
+	
+	if (0 == timeBase.denom)
+	{
+		kern_return_t err = mach_timebase_info(&timeBase);
+		if (0 != err)
+			return 0;
+	}
+	uint64_t nanoTime = absoluteTime * timeBase.numer / timeBase.denom;
+	return nanoTime/(1000*1000);
+}
+#endif
+
+#endif