Implement set trap for proxies, and revamp class hierarchy in preparation

src/hydrogen-instructions.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 729 matching lines @@
 
 
 void HUnaryOperation::PrintDataTo(StringStream* stream) {
   value()->PrintNameTo(stream);
 }
 
 
 void HHasInstanceType::PrintDataTo(StringStream* stream) {
   value()->PrintNameTo(stream);
   switch (from_) {
-    case FIRST_JS_OBJECT_TYPE:
+    case FIRST_JS_RECEIVER_TYPE:
       if (to_ == LAST_TYPE) stream->Add(" spec_object");
       break;
     case JS_REGEXP_TYPE:
       if (to_ == JS_REGEXP_TYPE) stream->Add(" reg_exp");
       break;
     case JS_ARRAY_TYPE:
       if (to_ == JS_ARRAY_TYPE) stream->Add(" array");
       break;
     case JS_FUNCTION_TYPE:
       if (to_ == JS_FUNCTION_TYPE) stream->Add(" function");
@@ skipping 17 matching lines @@
 
   if (CanTruncateToInt32()) stream->Add(" truncating-int32");
   if (CheckFlag(kBailoutOnMinusZero)) stream->Add(" -0?");
 }
 
 
 void HCheckInstanceType::GetCheckInterval(InstanceType* first,
                                           InstanceType* last) {
   ASSERT(is_interval_check());
   switch (check_) {
-    case IS_JS_OBJECT_OR_JS_FUNCTION:
-      STATIC_ASSERT((LAST_JS_OBJECT_TYPE + 1) == JS_FUNCTION_TYPE);
-      *first = FIRST_JS_OBJECT_TYPE;
-      *last = JS_FUNCTION_TYPE;
+    case IS_SPEC_OBJECT:
+      *first = FIRST_SPEC_OBJECT_TYPE;
+      *last = LAST_SPEC_OBJECT_TYPE;
       return;
     case IS_JS_ARRAY:
       *first = *last = JS_ARRAY_TYPE;
       return;
     default:
       UNREACHABLE();
   }
 }
 
 
@@ skipping 958 matching lines @@
 
 
 void HCheckPrototypeMaps::Verify() {
   HInstruction::Verify();
   ASSERT(HasNoUses());
 }
 
 #endif
 
 } }  // namespace v8::internal