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

src/hydrogen.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 5300 matching lines @@
       AddInstruction(new(zone()) HCheckFunction(right, target));
       instr = new(zone()) HInstanceOfKnownGlobal(left, target);
     }
   } else if (op == Token::IN) {
     instr = new(zone()) HIn(left, right);
   } else if (type_info.IsNonPrimitive()) {
     switch (op) {
       case Token::EQ:
       case Token::EQ_STRICT: {
         AddInstruction(new(zone()) HCheckNonSmi(left));
-        AddInstruction(HCheckInstanceType::NewIsJSObjectOrJSFunction(left));
+        AddInstruction(HCheckInstanceType::NewIsSpecObject(left));
         AddInstruction(new(zone()) HCheckNonSmi(right));
-        AddInstruction(HCheckInstanceType::NewIsJSObjectOrJSFunction(right));
+        AddInstruction(HCheckInstanceType::NewIsSpecObject(right));
         instr = new(zone()) HCompareJSObjectEq(left, right);
         break;
       }
       default:
         return Bailout("Unsupported non-primitive compare");
         break;
     }
   } else if (type_info.IsString() && oracle()->IsSymbolCompare(expr) &&
              (op == Token::EQ || op == Token::EQ_STRICT)) {
     instr = BuildSymbolCompare(left, right, op);
@@ skipping 57 matching lines @@
   HIsSmi* result = new(zone()) HIsSmi(value);
   ast_context()->ReturnInstruction(result, call->id());
 }
 
 
 void HGraphBuilder::GenerateIsSpecObject(CallRuntime* call) {
   ASSERT(call->arguments()->length() == 1);
   CHECK_ALIVE(VisitForValue(call->arguments()->at(0)));
   HValue* value = Pop();
   HHasInstanceType* result =
-      new(zone()) HHasInstanceType(value, FIRST_JS_OBJECT_TYPE, LAST_TYPE);
+      new(zone()) HHasInstanceType(value,
+                                   FIRST_SPEC_OBJECT_TYPE,
+                                   LAST_SPEC_OBJECT_TYPE);
   ast_context()->ReturnInstruction(result, call->id());
 }
 
 
 void HGraphBuilder::GenerateIsFunction(CallRuntime* call) {
   ASSERT(call->arguments()->length() == 1);
   CHECK_ALIVE(VisitForValue(call->arguments()->at(0)));
   HValue* value = Pop();
   HHasInstanceType* result =
       new(zone()) HHasInstanceType(value, JS_FUNCTION_TYPE);
@@ skipping 892 matching lines @@
     }
   }
 
 #ifdef DEBUG
   if (graph_ != NULL) graph_->Verify();
   if (allocator_ != NULL) allocator_->Verify();
 #endif
 }
 
 } }  // namespace v8::internal