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

runtime/vm/disassembler.h

 // Copyright (c) 2011, 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_DISASSEMBLER_H_
 #define VM_DISASSEMBLER_H_
 
 #include "vm/allocation.h"
 #include "vm/assembler.h"
 #include "vm/globals.h"
 #include "vm/log.h"
 
 namespace dart {
 
 // Froward declaration.
 class MemoryRegion;
 class JSONArray;
 
 // Disassembly formatter interface, which consumes the
 // disassembled instructions in any desired form.
 class DisassemblyFormatter {
  public:
   DisassemblyFormatter() { }
   virtual ~DisassemblyFormatter() { }
 
   // Consume the decoded instruction at the given pc.
-  virtual void ConsumeInstruction(char* hex_buffer,
+  virtual void ConsumeInstruction(const Code& code,
+                                  char* hex_buffer,
                                   intptr_t hex_size,
                                   char* human_buffer,
                                   intptr_t human_size,
                                   uword pc) = 0;
 
   // Print a formatted message.
   virtual void Print(const char* format, ...) = 0;
 };
 
 
 // Basic disassembly formatter that outputs the disassembled instruction
 // to stdout.
 class DisassembleToStdout : public DisassemblyFormatter {
  public:
   DisassembleToStdout() : DisassemblyFormatter() { }
   ~DisassembleToStdout() { }
 
-  virtual void ConsumeInstruction(char* hex_buffer,
+  virtual void ConsumeInstruction(const Code& code,
+                                  char* hex_buffer,
                                   intptr_t hex_size,
                                   char* human_buffer,
                                   intptr_t human_size,
                                   uword pc);
 
   virtual void Print(const char* format, ...) PRINTF_ATTRIBUTE(2, 3);
 
  private:
   DISALLOW_ALLOCATION()
   DISALLOW_COPY_AND_ASSIGN(DisassembleToStdout);
 };
 
 
 // Disassemble into a JSONStream.
 class DisassembleToJSONStream : public DisassemblyFormatter {
  public:
   explicit DisassembleToJSONStream(const JSONArray& jsarr)
       : DisassemblyFormatter(), jsarr_(jsarr) { }
   ~DisassembleToJSONStream() { }
 
-  virtual void ConsumeInstruction(char* hex_buffer,
+  virtual void ConsumeInstruction(const Code& code,
+                                  char* hex_buffer,
                                   intptr_t hex_size,
                                   char* human_buffer,
                                   intptr_t human_size,
                                   uword pc);
 
   virtual void Print(const char* format, ...) PRINTF_ATTRIBUTE(2, 3);
 
  private:
   const JSONArray& jsarr_;
   DISALLOW_ALLOCATION();
@@ skipping 57 matching lines @@
   static bool CanFindOldObject(uword addr);
 
  private:
   static const int kHexadecimalBufferSize = 32;
   static const int kUserReadableBufferSize = 256;
 };
 
 }  // namespace dart
 
 #endif  // VM_DISASSEMBLER_H_