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 347 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.
+    __ 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 314 matching lines @@
 
     // Compute the receiver in non-strict mode.
     __ movq(rbx, Operand(rsp, rax, times_pointer_size, 0));
     __ JumpIfSmi(rbx, &convert_to_object, Label::kNear);
 
     __ CompareRoot(rbx, Heap::kNullValueRootIndex);
     __ j(equal, &use_global_receiver);
     __ CompareRoot(rbx, Heap::kUndefinedValueRootIndex);
     __ j(equal, &use_global_receiver);
 
-    STATIC_ASSERT(LAST_JS_OBJECT_TYPE + 1 == LAST_TYPE);
-    STATIC_ASSERT(LAST_TYPE == JS_FUNCTION_TYPE);
-    __ CmpObjectType(rbx, FIRST_JS_OBJECT_TYPE, rcx);
+    STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE);
+    __ CmpObjectType(rbx, FIRST_SPEC_OBJECT_TYPE, rcx);
     __ j(above_equal, &shift_arguments);
 
     __ bind(&convert_to_object);
     {
       // Enter an internal frame in order to preserve argument count.
       FrameScope scope(masm, StackFrame::INTERNAL);
       __ Integer32ToSmi(rax, rax);
       __ push(rax);
 
       __ push(rbx);
@@ skipping 153 matching lines @@
 
     // Compute the receiver in non-strict mode.
     __ JumpIfSmi(rbx, &call_to_object, Label::kNear);
     __ 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.
-    STATIC_ASSERT(LAST_JS_OBJECT_TYPE + 1 == LAST_TYPE);
-    STATIC_ASSERT(LAST_TYPE == JS_FUNCTION_TYPE);
-    __ CmpObjectType(rbx, FIRST_JS_OBJECT_TYPE, rcx);
+    STATIC_ASSERT(LAST_SPEC_OBJECT_TYPE == LAST_TYPE);
+    __ CmpObjectType(rbx, FIRST_SPEC_OBJECT_TYPE, rcx);
     __ j(above_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, Label::kNear);
 
     // Use the current global receiver object as the receiver.
@@ skipping 643 matching lines @@
   Deoptimizer::EntryGenerator generator(masm, Deoptimizer::OSR);
   generator.Generate();
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64