- Annotate instructions that load objects from the ObjectPool or Thread.

runtime/vm/thread.h

 // Copyright (c) 2015, 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.
 
 #ifndef VM_THREAD_H_
 #define VM_THREAD_H_
 
 #include "vm/globals.h"
 #include "vm/handles.h"
 #include "vm/os_thread.h"
@@ skipping 273 matching lines @@
 
 #define DEFINE_OFFSET_METHOD(returntype, name, ...)                            \
   static intptr_t name##_entry_point_offset() {                                \
     return OFFSET_OF(Thread, name##_entry_point_);                             \
   }
 LEAF_RUNTIME_ENTRY_LIST(DEFINE_OFFSET_METHOD)
 #undef DEFINE_OFFSET_METHOD
 
   static bool CanLoadFromThread(const Object& object);
   static intptr_t OffsetFromThread(const Object& object);
+  static bool ObjectAtOffset(intptr_t offset, Object* object);
   static intptr_t OffsetFromThread(const RuntimeEntry* runtime_entry);
 
   Mutex* timeline_block_lock() {
     return &timeline_block_lock_;
   }
 
   // Only safe to access when holding |timeline_block_lock_|.
   TimelineEventBlock* timeline_block() const {
     return timeline_block_;
   }
@@ skipping 246 matching lines @@
 // Disable thread interrupts.
 class DisableThreadInterruptsScope : public StackResource {
  public:
   explicit DisableThreadInterruptsScope(Thread* thread);
   ~DisableThreadInterruptsScope();
 };
 
 }  // namespace dart
 
 #endif  // VM_THREAD_H_