1 files changed, 45 insertions, 0 deletions
diff --git a/profiling/common/src/Threads.cpp b/profiling/common/src/Threads.cpp
new file mode 100644
index 0000000000..10533b77b9
--- /dev/null
+++ b/profiling/common/src/Threads.cpp
@@ -0,0 +1,45 @@
+//
+// Copyright © 2020 Arm Ltd and Contributors. All rights reserved.
+// SPDX-License-Identifier: MIT
+//
+
+#include "Threads.hpp"
+
+#if defined(__linux__)
+#include <unistd.h>
+#include <sys/syscall.h>
+#define gettid() syscall(SYS_gettid)
+#elif defined(_MSC_VER)
+#include <common/include/WindowsWrapper.hpp>
+#elif defined(__APPLE__)
+#include "AvailabilityMacros.h"
+#include <pthread.h>
+#include <sys/syscall.h>
+#include <sys/time.h>
+#include <unistd.h>
+#endif
+
+namespace arm
+{
+namespace pipe
+{
+
+int GetCurrentThreadId()
+{
+#if defined(__linux__)
+    return static_cast<int>(gettid());
+#elif defined(_MSC_VER)
+    return ::GetCurrentThreadId();
+#elif defined(__APPLE__)
+    uint64_t threadId;
+    int iRet = pthread_threadid_np(NULL, &threadId);
+    if (iRet != 0)
+    {
+        return 0;
+    }
+    return static_cast<int>(threadId);
+#endif
+}
+
+} // namespace pipe
+} // namespace arm