Handle accessors on the prototype chain in StoreICs.

src/ia32/stub-cache-ia32.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 2572 matching lines @@
   __ bind(&miss);
   Handle<Code> ic = isolate()->builtins()->StoreIC_Miss();
   __ jmp(ic, RelocInfo::CODE_TARGET);
 
   // Return the generated code.
   return GetCode(Code::CALLBACKS, name);
 }
 
 
 Handle<Code> StoreStubCompiler::CompileStoreViaSetter(
+    Handle<String> name,
     Handle<JSObject> receiver,
-    Handle<JSFunction> setter,
-    Handle<String> name) {
+    Handle<JSObject> holder,
+    Handle<JSFunction> setter) {
   // ----------- S t a t e -------------
   //  -- eax    : value
   //  -- ecx    : name
   //  -- edx    : receiver
   //  -- esp[0] : return address
   // -----------------------------------
   Label miss;
 
-  // Check that the map of the object hasn't changed.
-  __ CheckMap(edx, Handle<Map>(receiver->map()), &miss, DO_SMI_CHECK,
-              ALLOW_ELEMENT_TRANSITION_MAPS);
+  // Check that the maps haven't changed, preserving the name register.
+  __ push(ecx);
+  __ JumpIfSmi(edx, &miss);
+  CheckPrototypes(receiver, edx, holder, ebx, ecx, edi, name, &miss);
+  __ pop(ecx);
 
   {
     FrameScope scope(masm(), StackFrame::INTERNAL);
 
     // Save value register, so we can restore it later.
     __ push(eax);
 
-    // Call the JavaScript getter with the receiver and the value on the stack.
+    // Call the JavaScript setter with the receiver and the value on the stack.
     __ push(edx);
     __ push(eax);
     ParameterCount actual(1);
     __ InvokeFunction(setter, actual, CALL_FUNCTION, NullCallWrapper(),
                       CALL_AS_METHOD);
 
     // We have to return the passed value, not the return value of the setter.
     __ pop(eax);
 
     // Restore context register.
     __ mov(esi, Operand(ebp, StandardFrameConstants::kContextOffset));
   }
   __ ret(0);
 
   __ bind(&miss);
+  __ pop(ecx);
   Handle<Code> ic = isolate()->builtins()->StoreIC_Miss();
   __ jmp(ic, RelocInfo::CODE_TARGET);
 
   // Return the generated code.
   return GetCode(Code::CALLBACKS, name);
 }
 
 
 Handle<Code> StoreStubCompiler::CompileStoreInterceptor(
     Handle<JSObject> receiver,
@@ skipping 1602 matching lines @@
     __ jmp(ic_slow, RelocInfo::CODE_TARGET);
   }
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32