Support inlining at call-sites with mismatched number of arguments.

src/objects.cc

 // Copyright 2012 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 8095 matching lines @@
       PrintF(out, "\n");
       continue;
     }
     // Print details of the frame translation.
     int translation_index = TranslationIndex(i)->value();
     TranslationIterator iterator(TranslationByteArray(), translation_index);
     Translation::Opcode opcode =
         static_cast<Translation::Opcode>(iterator.Next());
     ASSERT(Translation::BEGIN == opcode);
     int frame_count = iterator.Next();
-    PrintF(out, "  %s {count=%d}\n", Translation::StringFor(opcode),
-           frame_count);
+    int jsframe_count = iterator.Next();
+    PrintF(out, "  %s {frame count=%d, js frame count=%d}\n",
+           Translation::StringFor(opcode),
+           frame_count,
+           jsframe_count);
 
     while (iterator.HasNext() &&
            Translation::BEGIN !=
            (opcode = static_cast<Translation::Opcode>(iterator.Next()))) {
       PrintF(out, "%24s    %s ", "", Translation::StringFor(opcode));
 
       switch (opcode) {
         case Translation::BEGIN:
           UNREACHABLE();
           break;
 
-        case Translation::FRAME: {
+        case Translation::JS_FRAME: {
           int ast_id = iterator.Next();
           int function_id = iterator.Next();
           JSFunction* function =
               JSFunction::cast(LiteralArray()->get(function_id));
           unsigned height = iterator.Next();
           PrintF(out, "{ast_id=%d, function=", ast_id);
           function->PrintName(out);
           PrintF(out, ", height=%u}", height);
           break;
         }
 
+        case Translation::ARGUMENTS_ADAPTOR_FRAME: {
+          unsigned height = iterator.Next();
+          PrintF(out, "{arguments adaptor, height=%d}", height);
+          break;
+        }
+
         case Translation::DUPLICATE:
           break;
 
         case Translation::REGISTER: {
           int reg_code = iterator.Next();
             PrintF(out, "{input=%s}", converter.NameOfCPURegister(reg_code));
           break;
         }
 
         case Translation::INT32_REGISTER: {
@@ skipping 4774 matching lines @@
   if (break_point_objects()->IsUndefined()) return 0;
   // Single break point.
   if (!break_point_objects()->IsFixedArray()) return 1;
   // Multiple break points.
   return FixedArray::cast(break_point_objects())->length();
 }
 #endif  // ENABLE_DEBUGGER_SUPPORT
 
 
 } }  // namespace v8::internal