Profiler Take 2

runtime/platform/thread_android.cc

Index: runtime/platform/thread_android.cc
diff --git a/runtime/platform/thread_android.cc b/runtime/platform/thread_android.cc
index f29ffdb8e1fc06e8af9fb3207d9fbae0030526e5..cd2db0bf43f4850bf6221148433aa007174fa823 100644
--- a/runtime/platform/thread_android.cc
+++ b/runtime/platform/thread_android.cc
@@ -113,7 +113,7 @@ int Thread::Start(ThreadStartFunction function, uword parameter) {
 
 
 ThreadLocalKey Thread::kUnsetThreadLocalKey = static_cast<pthread_key_t>(-1);
-
+ThreadId Thread::kInvalidThreadId = static_cast<ThreadId>(0);
 
 ThreadLocalKey Thread::CreateThreadLocal() {
   pthread_key_t key = kUnsetThreadLocalKey;
@@ -149,6 +149,16 @@ ThreadId Thread::GetCurrentThreadId() {
 }
 
 
+intptr_t Thread::ThreadIdToIntPtr(ThreadId id) {

[siva, 2013/12/11 02:52:21]

We should probably assert that sizeof(ThreadId) is equal to sizeof(intptr_t)
otherwise we could get a truncation here.

[Cutch, 2013/12/11 17:44:56]

Done.

+  return static_cast<intptr_t>(id);
+}
+
+
+bool Thread::Compare(ThreadId a, ThreadId b) {
+  return pthread_equal(a, b) != 0;
+}
+
+
 void Thread::GetThreadCpuUsage(ThreadId thread_id, int64_t* cpu_usage) {
   ASSERT(thread_id == GetCurrentThreadId());
   ASSERT(cpu_usage != NULL);