[Interpreter] Add support for cpu profiler logging.

src/isolate.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_ISOLATE_H_
 #define V8_ISOLATE_H_
 
 #include <queue>
 #include <set>
 
@@ skipping 596 matching lines @@
   }
 
   // Bottom JS entry.
   Address js_entry_sp() {
     return thread_local_top_.js_entry_sp_;
   }
   inline Address* js_entry_sp_address() {
     return &thread_local_top_.js_entry_sp_;
   }
 
+  inline Address interpreter_entry_trampoline_start() {
+    return interpreter_entry_trampoline_start_;
+  }
+  inline Address interpreter_entry_trampoline_end() {
+    return interpreter_entry_trampoline_end_;
+  }
+  inline Address interpreter_bytecode_dispatch_start() {
+    return interpreter_bytecode_dispatch_start_;
+  }
+  inline Address interpreter_bytecode_dispatch_end() {
+    return interpreter_bytecode_dispatch_end_;
+  }
+
   // Returns the global object of the current context. It could be
   // a builtin object, or a JS global object.
   inline Handle<JSGlobalObject> global_object();
 
   // Returns the global proxy object of the current context.
   JSObject* global_proxy() {
     return context()->global_proxy();
   }
 
   static int ArchiveSpacePerThread() { return sizeof(ThreadLocalTop); }
@@ skipping 681 matching lines @@
 
   DeferredHandles* deferred_handles_head_;
   OptimizingCompileDispatcher* optimizing_compile_dispatcher_;
 
   // Counts deopt points if deopt_every_n_times is enabled.
   unsigned int stress_deopt_count_;
 
   Address virtual_handler_register_;
   Address virtual_slot_register_;
 
+  // Addresses used in frames.cc to determine if a frame is an interpreter
+  // frame without looking at heap objects.
+  Address interpreter_entry_trampoline_start_;
+  Address interpreter_entry_trampoline_end_;
+  Address interpreter_bytecode_dispatch_start_;
+  Address interpreter_bytecode_dispatch_end_;
+
   int next_optimization_id_;
 
   // Counts javascript calls from the API. Wraps around on overflow.
   unsigned int js_calls_from_api_counter_;
 
 #if TRACE_MAPS
   int next_unique_sfi_id_;
 #endif
 
   // List of callbacks before a Call starts execution.
@@ skipping 238 matching lines @@
 
   EmbeddedVector<char, 128> filename_;
   FILE* file_;
   int scope_depth_;
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_ISOLATE_H_