Support debugger inspection of locals in optimized frames

src/objects.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 7174 matching lines @@
 
 void Code::Disassemble(const char* name, FILE* out) {
   PrintF(out, "kind = %s\n", Kind2String(kind()));
   if (is_inline_cache_stub()) {
     PrintF(out, "ic_state = %s\n", ICState2String(ic_state()));
     PrintExtraICState(out, kind(), extra_ic_state());
     PrintF(out, "ic_in_loop = %d\n", ic_in_loop() == IN_LOOP);
     if (ic_state() == MONOMORPHIC) {
       PrintF(out, "type = %s\n", PropertyType2String(type()));
     }
+    if (is_call_stub() || is_keyed_call_stub()) {
+      PrintF(out, "argc = %d\n", arguments_count());
+    }
   }
   if ((name != NULL) && (name[0] != '\0')) {
     PrintF(out, "name = %s\n", name);
   }
   if (kind() == OPTIMIZED_FUNCTION) {
     PrintF(out, "stack_slots = %d\n", stack_slots());
   }
 
   PrintF(out, "Instructions (size = %d)\n", instruction_size());
   Disassembler::Decode(out, this);
@@ skipping 4445 matching lines @@
   if (break_point_objects()->IsUndefined()) return 0;
   // Single beak point.
   if (!break_point_objects()->IsFixedArray()) return 1;
   // Multiple break points.
   return FixedArray::cast(break_point_objects())->length();
 }
 #endif
 
 
 } }  // namespace v8::internal