[Interpreter] Add support for cpu profiler logging.

src/objects.h

Index: src/objects.h
diff --git a/src/objects.h b/src/objects.h
index 3625c0363d358c65c665b0a2b1f344e8ce9bc473..7b999f199868aa1b2e288debd88c9659ee1ed180 100644
--- a/src/objects.h
+++ b/src/objects.h
@@ -5403,11 +5403,37 @@ class Code: public HeapObject {
 
 class AbstractCode : public HeapObject {
  public:
+  // All code kinds and INTERPRETED_FUNCTION.
+  enum Kind {
+#define DEFINE_CODE_KIND_ENUM(name) name,
+    CODE_KIND_LIST(DEFINE_CODE_KIND_ENUM)
+#undef DEFINE_CODE_KIND_ENUM
+        INTERPRETED_FUNCTION,
+  };
+
   int SourcePosition(int offset);
   int SourceStatementPosition(int offset);
 
+  // Returns the address of the first instruction.
+  inline Address instruction_start();
+
+  // Returns the address right after the last instruction.
+  inline Address instruction_end();
+
+  // Returns the of the code instructions.
+  inline int instruction_size();
+
+  // Returns true if pc is inside this object's instructions.
+  inline bool contains(byte* pc);
+
+  // Returns the AbstractCode::Kind of the code.
+  inline Kind kind();
+
+  // Calculate the size of the code object to report for log events. This takes
+  // the layout of the code object into account.
+  inline int ExecutableSize();
+
   DECLARE_CAST(AbstractCode)
-  inline int Size();
   inline Code* GetCode();
   inline BytecodeArray* GetBytecodeArray();
 };
@@ -6605,6 +6631,10 @@ class SharedFunctionInfo: public HeapObject {
   // [code]: Function code.
   DECL_ACCESSORS(code, Code)
 
+  // Get the abstract code associated with the function, which will either be
+  // a Code object or a BytecodeArray.
+  inline AbstractCode* abstract_code();
+
   inline void ReplaceCode(Code* code);
 
   // [optimized_code_map]: Map from native context to optimized code
@@ -7437,6 +7467,10 @@ class JSFunction: public JSObject {
   inline void set_code_no_write_barrier(Code* code);
   inline void ReplaceCode(Code* code);
 
+  // Get the abstract code associated with the function, which will either be
+  // a Code object or a BytecodeArray.
+  inline AbstractCode* abstract_code();
+
   // Tells whether this function inlines the given shared function info.
   bool Inlines(SharedFunctionInfo* candidate);