1 files changed, 67 insertions, 0 deletions
diff --git a/openmp/offload/src/offload_timer_target.cpp b/openmp/offload/src/offload_timer_target.cpp
new file mode 100644
index 00000000000..30a4c912402
--- /dev/null
+++ b/openmp/offload/src/offload_timer_target.cpp
@@ -0,0 +1,67 @@
+//===----------------------------------------------------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is dual licensed under the MIT and the University of Illinois Open
+// Source Licenses. See LICENSE.txt for details.
+//
+//===----------------------------------------------------------------------===//
+
+
+#include "offload_timer.h"
+#include "offload_target.h"
+
+#ifdef __INTEL_COMPILER
+#include <ia32intrin.h>
+#else // __INTEL_COMPILER
+#include <x86intrin.h>
+#endif // __INTEL_COMPILER
+
+
+
+int timer_enabled = 0;
+
+#ifdef TIMING_SUPPORT
+
+#if defined(LINUX) || defined(FREEBSD)
+static __thread OffloadTargetTimerData timer_data;
+#else // WINNT
+static __declspec(thread) OffloadTargetTimerData timer_data;
+#endif // defined(LINUX) || defined(FREEBSD)
+
+
+void offload_timer_start(
+    OffloadTargetPhase p_type
+)
+{
+    timer_data.phases[p_type].start = _rdtsc();
+}
+
+void offload_timer_stop(
+    OffloadTargetPhase p_type
+)
+{
+    timer_data.phases[p_type].total += _rdtsc() -
+                                       timer_data.phases[p_type].start;
+}
+
+void offload_timer_init()
+{
+    memset(&timer_data, 0, sizeof(OffloadTargetTimerData));
+}
+
+void offload_timer_fill_target_data(
+    void *buf
+)
+{
+    uint64_t *data = (uint64_t*) buf;
+
+    timer_data.frequency = mic_frequency;
+    memcpy(data++, &(timer_data.frequency), sizeof(uint64_t));
+
+    for (int i = 0; i < c_offload_target_max_phase; i++) {
+        memcpy(data++, &(timer_data.phases[i].total), sizeof(uint64_t));
+    }
+}
+
+#endif // TIMING_SUPPORT