Profiler Take 2

runtime/platform/thread_win.cc

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "platform/globals.h"
 #if defined(TARGET_OS_WINDOWS)
 
 #include "platform/thread.h"
 
 #include <process.h>  // NOLINT
@@ skipping 81 matching lines @@
 void ThreadInlineImpl::DestroyThreadId(ThreadId thread_id) {
   ASSERT(thread_id != NULL);
   // Destroy thread ID.
   CloseHandle(thread_id);
 }
 
 
 ThreadLocalKey ThreadInlineImpl::thread_id_key = Thread::kUnsetThreadLocalKey;
 
 ThreadLocalKey Thread::kUnsetThreadLocalKey = TLS_OUT_OF_INDEXES;
-
+ThreadId Thread::kInvalidThreadId =
+    reinterpret_cast<ThreadId>(INVALID_HANDLE_VALUE);
 
 ThreadLocalKey Thread::CreateThreadLocal() {
   ThreadLocalKey key = TlsAlloc();
   if (key == kUnsetThreadLocalKey) {
     FATAL1("TlsAlloc failed %d", GetLastError());
   }
   return key;
 }
 
 
@@ skipping 13 matching lines @@
 
 
 ThreadId Thread::GetCurrentThreadId() {
   ThreadId id = reinterpret_cast<ThreadId>(
       Thread::GetThreadLocal(ThreadInlineImpl::thread_id_key));
   ASSERT(id != NULL);
   return id;
 }
 
 
+intptr_t Thread::ThreadIdToIntPtr(ThreadId id) {
+  ASSERT(sizeof(id) == sizeof(intptr_t));
+  return reinterpret_cast<intptr_t>(id);
+}
+
+
+bool Thread::Compare(ThreadId a, ThreadId b) {
+  return a == b;
+}
+
+
 void Thread::GetThreadCpuUsage(ThreadId thread_id, int64_t* cpu_usage) {
   static const int64_t kTimeEpoc = 116444736000000000LL;
   static const int64_t kTimeScaler = 10;  // 100 ns to us.
   // Although win32 uses 64-bit integers for representing timestamps,
   // these are packed into a FILETIME structure. The FILETIME
   // structure is just a struct representing a 64-bit integer. The
   // TimeStamp union allows access to both a FILETIME and an integer
   // representation of the timestamp. The Windows timestamp is in
   // 100-nanosecond intervals since January 1, 1601.
   union TimeStamp {
@@ skipping 292 matching lines @@
   // timeout before we signal it, that object will get an extra
   // signal. This will be treated as a spurious wake-up and is OK
   // since all uses of monitors should recheck the condition after a
   // Wait.
   data_.SignalAndRemoveAllWaiters();
 }
 
 }  // namespace dart
 
 #endif  // defined(TARGET_OS_WINDOWS)