hsa-runtime integration

Change-Id: I48968966ffe164218ebff88d0e3a1268e96bf1dd

runtime/hsa-amd-aqlprofile/test/util/perf_timer.h

@@ -0,0 +1,62 @@
+#ifndef _PERF_TIMER_H_
+#define _PERF_TIMER_H_
+
+// Will use AMD timer and general Linux timer based on users' need --> compilation flag
+// need to consider platform is Windows or Linux
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdint.h>
+#include <string.h>
+#include <iostream>
+#include <vector>
+#include <string>
+#if defined(_MSC_VER)
+#include <time.h>
+#include <windows.h>
+#include <intrin.h>
+#else
+#if defined(__GNUC__)
+#include <sys/time.h>
+#include <x86intrin.h>
+#endif  // __GNUC__
+#endif  //_MSC_VER
+
+using namespace std;
+
+class PerfTimer {
+ public:
+  enum { SUCCESS = 0, FAILURE = 1 };
+
+  PerfTimer();
+  ~PerfTimer();
+
+  // General Linux timing method
+  int CreateTimer();
+  int StartTimer(int index);
+  int StopTimer(int index);
+
+  // retrieve time
+  double ReadTimer(int index);
+  // write into a file
+  double WriteTimer(int index);
+
+ private:
+  struct Timer {
+    string name;     /* < name name of time object*/
+    long long _freq; /* < _freq frequency*/
+    double _clocks;  /* < _clocks number of ticks at end*/
+    double _start;   /* < _start start point ticks*/
+  };
+
+  std::vector<Timer*> _timers; /*< _timers vector to Timer objects */
+  double freq_in_100mhz;
+
+  // AMD timing method
+  uint64_t CoarseTimestampUs();
+  uint64_t MeasureTSCFreqHz();
+
+  void Error(string str);
+};
+
+#endif  // _PERF_TIMER_H_