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

src/x64/builtins-x64.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 342 matching lines @@
   __ movq(rsi, Operand(rbp, StandardFrameConstants::kContextOffset));
 
   // If the result is an object (in the ECMA sense), we should get rid
   // of the receiver and use the result; see ECMA-262 section 13.2.2-7
   // on page 74.
   Label use_receiver, exit;
   // If the result is a smi, it is *not* an object in the ECMA sense.
   __ JumpIfSmi(rax, &use_receiver);
 
   // If the type of the result (stored in its map) is less than
-  // FIRST_JS_OBJECT_TYPE, it is not an object in the ECMA sense.
-  __ CmpObjectType(rax, FIRST_JS_OBJECT_TYPE, rcx);
+  // FIRST_SPEC_OBJECT_TYPE, it is not an object in the ECMA sense.
+  STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE);
+  __ CmpObjectType(rax, FIRST_SPEC_OBJECT_TYPE, rcx);
   __ j(above_equal, &exit);
 
   // Throw away the result of the constructor invocation and use the
   // on-stack receiver as the result.
   __ bind(&use_receiver);
   __ movq(rax, Operand(rsp, 0));
 
   // Restore the arguments count and leave the construct frame.
   __ bind(&exit);
   __ movq(rbx, Operand(rsp, kPointerSize));  // get arguments count
@@ skipping 291 matching lines @@
 
     // Compute the receiver in non-strict mode.
     __ movq(rbx, Operand(rsp, rax, times_pointer_size, 0));
     __ JumpIfSmi(rbx, &convert_to_object);
 
     __ CompareRoot(rbx, Heap::kNullValueRootIndex);
     __ j(equal, &use_global_receiver);
     __ CompareRoot(rbx, Heap::kUndefinedValueRootIndex);
     __ j(equal, &use_global_receiver);
 
-    __ CmpObjectType(rbx, FIRST_JS_OBJECT_TYPE, rcx);
+    __ CmpObjectType(rbx, FIRST_SPEC_OBJECT_TYPE, rcx);
     __ j(below, &convert_to_object);
-    __ CmpInstanceType(rcx, LAST_JS_OBJECT_TYPE);
+    __ CmpInstanceType(rcx, LAST_SPEC_OBJECT_TYPE);
     __ j(below_equal, &shift_arguments);
 
     __ bind(&convert_to_object);
     __ EnterInternalFrame();  // In order to preserve argument count.
     __ Integer32ToSmi(rax, rax);
     __ push(rax);
 
     __ push(rbx);
     __ InvokeBuiltin(Builtins::TO_OBJECT, CALL_FUNCTION);
     __ movq(rbx, rax);
@@ skipping 146 matching lines @@
 
   // Compute the receiver in non-strict mode.
   __ JumpIfSmi(rbx, &call_to_object);
   __ CompareRoot(rbx, Heap::kNullValueRootIndex);
   __ j(equal, &use_global_receiver);
   __ CompareRoot(rbx, Heap::kUndefinedValueRootIndex);
   __ j(equal, &use_global_receiver);
 
   // If given receiver is already a JavaScript object then there's no
   // reason for converting it.
-  __ CmpObjectType(rbx, FIRST_JS_OBJECT_TYPE, rcx);
+  __ CmpObjectType(rbx, FIRST_SPEC_OBJECT_TYPE, rcx);
   __ j(below, &call_to_object);
-  __ CmpInstanceType(rcx, LAST_JS_OBJECT_TYPE);
+  __ CmpInstanceType(rcx, LAST_SPEC_OBJECT_TYPE);
   __ j(below_equal, &push_receiver);
 
   // Convert the receiver to an object.
   __ bind(&call_to_object);
   __ push(rbx);
   __ InvokeBuiltin(Builtins::TO_OBJECT, CALL_FUNCTION);
   __ movq(rbx, rax);
   __ jmp(&push_receiver);
 
   // Use the current global receiver object as the receiver.
@@ skipping 637 matching lines @@
   Deoptimizer::EntryGenerator generator(masm, Deoptimizer::OSR);
   generator.Generate();
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64