[Interpreter] Enable runtime profiler support for Ignition.

src/objects.h

 // Copyright 2015 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_OBJECTS_H_
 #define V8_OBJECTS_H_
 
 #include <iosfwd>
 
 #include "src/allocation.h"
@@ skipping 4443 matching lines @@
   inline int frame_size() const;
   inline void set_frame_size(int frame_size);
 
   // Accessor for register count (derived from frame_size).
   inline int register_count() const;
 
   // Accessors for parameter count (including implicit 'this' receiver).
   inline int parameter_count() const;
   inline void set_parameter_count(int number_of_parameters);
 
+  // Accessors for profiling count.
+  inline int profiling_count() const;
+  inline void set_profiling_count(int profiling_count_budget);
+
   // Accessors for the constant pool.
   DECL_ACCESSORS(constant_pool, FixedArray)
 
   // Accessors for handler table containing offsets of exception handlers.
   DECL_ACCESSORS(handler_table, FixedArray)
 
   // Accessors for source position table containing mappings between byte code
   // offset and source position.
   DECL_ACCESSORS(source_position_table, FixedArray)
 
   DECLARE_CAST(BytecodeArray)
 
   // Dispatched behavior.
   inline int BytecodeArraySize();
 
   inline int instruction_size();
 
   int SourcePosition(int offset);
   int SourceStatementPosition(int offset);
 
   DECLARE_PRINTER(BytecodeArray)
   DECLARE_VERIFIER(BytecodeArray)
 
   void Disassemble(std::ostream& os);
 
   // Layout description.
   static const int kFrameSizeOffset = FixedArrayBase::kHeaderSize;
   static const int kParameterSizeOffset = kFrameSizeOffset + kIntSize;
-  static const int kConstantPoolOffset = kParameterSizeOffset + kIntSize;
+  static const int kProfilingCountOffset = kParameterSizeOffset + kIntSize;
+  static const int kConstantPoolOffset = kProfilingCountOffset + kIntSize;
   static const int kHandlerTableOffset = kConstantPoolOffset + kPointerSize;
   static const int kSourcePositionTableOffset =
       kHandlerTableOffset + kPointerSize;
   static const int kHeaderSize = kSourcePositionTableOffset + kPointerSize;
 
   // Maximal memory consumption for a single BytecodeArray.
   static const int kMaxSize = 512 * MB;
   // Maximal length of a single BytecodeArray.
   static const int kMaxLength = kMaxSize - kHeaderSize;
 
@@ skipping 6334 matching lines @@
     }
     return value;
   }
 };
 
 
 }  // NOLINT, false-positive due to second-order macros.
 }  // NOLINT, false-positive due to second-order macros.
 
 #endif  // V8_OBJECTS_H_