stub api getters

src/arm/stub-cache-arm.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 1304 matching lines @@
   }
   __ push(scratch3());
   __ LoadRoot(scratch3(), Heap::kUndefinedValueRootIndex);
   __ mov(scratch4(), scratch3());
   __ Push(scratch3(), scratch4());
   __ mov(scratch4(),
          Operand(ExternalReference::isolate_address(isolate())));
   __ Push(scratch4(), reg);
   __ mov(scratch2(), sp);  // scratch2 = PropertyAccessorInfo::args_
   __ push(name());
-  __ mov(r0, sp);  // r0 = Handle<Name>
 
-  const int kApiStackSpace = 1;
-  FrameScope frame_scope(masm(), StackFrame::MANUAL);
-  __ EnterExitFrame(false, kApiStackSpace);
+  // Abi for CallApiGetter
+  Register getter_address_reg = r3;
+  Register thunk_last_arg = r2;
 
-  // Create PropertyAccessorInfo instance on the stack above the exit frame with
-  // scratch2 (internal::Object** args_) as the data.
-  __ str(scratch2(), MemOperand(sp, 1 * kPointerSize));
-  __ add(r1, sp, Operand(1 * kPointerSize));  // r1 = AccessorInfo&
-
-  const int kStackUnwindSpace = PropertyCallbackArguments::kArgsLength + 1;
   Address getter_address = v8::ToCData<Address>(callback->getter());
-
   ApiFunction fun(getter_address);
   ExternalReference::Type type = ExternalReference::DIRECT_GETTER_CALL;
   ExternalReference ref = ExternalReference(&fun, type, isolate());
-  Register getter_address_reg = r3;
-  Register thunk_last_arg = r2;
   __ mov(getter_address_reg, Operand(ref));
   __ mov(thunk_last_arg, Operand(reinterpret_cast<int32_t>(getter_address)));
 
-  Address thunk_address = FUNCTION_ADDR(&InvokeAccessorGetterCallback);
-  ExternalReference::Type thunk_type =
-      ExternalReference::PROFILING_GETTER_CALL;
-  ApiFunction thunk_fun(thunk_address);
-  ExternalReference thunk_ref = ExternalReference(&thunk_fun, thunk_type,
-      isolate());
-  __ CallApiFunctionAndReturn(getter_address_reg,
-                              thunk_ref,
-                              thunk_last_arg,
-                              kStackUnwindSpace,
-                              MemOperand(fp, 6 * kPointerSize),
-                              NULL);
+  CallApiGetterStub stub;
+  __ TailCallStub(&stub);
 }
 
 
 void LoadStubCompiler::GenerateLoadInterceptor(
     Register holder_reg,
     Handle<Object> object,
     Handle<JSObject> interceptor_holder,
     LookupResult* lookup,
     Handle<Name> name) {
   ASSERT(interceptor_holder->HasNamedInterceptor());
@@ skipping 751 matching lines @@
   // -----------------------------------
   TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_ARM