Directory restructuring of object.h

Break object.h into constituent files.
Reduce number of #includes in other GC header files.
Introduce -inl.h files to avoid mirror files #include-ing each other.
Check invariants of verifier RegTypes for all constructors.

Change-Id: Iecf1171c02910ac152d52947330ef456df4043bc
diff --git a/src/thread_state.h b/src/thread_state.h
new file mode 100644
index 0000000..7c4a16f
--- /dev/null
+++ b/src/thread_state.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2013 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ART_SRC_THREAD_STATE_H_
+#define ART_SRC_THREAD_STATE_H_
+
+namespace art {
+
+enum ThreadState {
+  //                                  Thread.State   JDWP state
+  kTerminated,                     // TERMINATED     TS_ZOMBIE    Thread.run has returned, but Thread* still around
+  kRunnable,                       // RUNNABLE       TS_RUNNING   runnable
+  kTimedWaiting,                   // TIMED_WAITING  TS_WAIT      in Object.wait() with a timeout
+  kSleeping,                       // TIMED_WAITING  TS_SLEEPING  in Thread.sleep()
+  kBlocked,                        // BLOCKED        TS_MONITOR   blocked on a monitor
+  kWaiting,                        // WAITING        TS_WAIT      in Object.wait()
+  kWaitingForGcToComplete,         // WAITING        TS_WAIT      blocked waiting for GC
+  kWaitingPerformingGc,            // WAITING        TS_WAIT      performing GC
+  kWaitingForDebuggerSend,         // WAITING        TS_WAIT      blocked waiting for events to be sent
+  kWaitingForDebuggerToAttach,     // WAITING        TS_WAIT      blocked waiting for debugger to attach
+  kWaitingInMainDebuggerLoop,      // WAITING        TS_WAIT      blocking/reading/processing debugger events
+  kWaitingForDebuggerSuspension,   // WAITING        TS_WAIT      waiting for debugger suspend all
+  kWaitingForJniOnLoad,            // WAITING        TS_WAIT      waiting for execution of dlopen and JNI on load code
+  kWaitingForSignalCatcherOutput,  // WAITING        TS_WAIT      waiting for signal catcher IO to complete
+  kWaitingInMainSignalCatcherLoop, // WAITING        TS_WAIT      blocking/reading/processing signals
+  kStarting,                       // NEW            TS_WAIT      native thread started, not yet ready to run managed code
+  kNative,                         // RUNNABLE       TS_RUNNING   running in a JNI native method
+  kSuspended,                      // RUNNABLE       TS_RUNNING   suspended by GC or debugger
+};
+
+}  // namespace art
+
+#endif  // ART_SRC_THREAD_STATE_H_