Adds DBC StoreIntoObject test

runtime/vm/assembler_dbc_test.cc

 // Copyright (c) 2016, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"
 #if defined(TARGET_ARCH_DBC)
 
 #include "vm/assembler.h"
+#include "vm/stack_frame.h"
 #include "vm/unit_test.h"
 
 namespace dart {
 
 static RawObject* ExecuteTest(const Code& code) {
   Thread* thread = Thread::Current();
   TransitionToGenerated transition(thread);
   return Simulator::Current()->Call(
       code,
       Array::Handle(ArgumentsDescriptor::New(0)),
@@ skipping 16 matching lines @@
   __ PushConstant(Smi::Handle(Smi::New(42)));
   __ ReturnTOS();
 }
 
 
 ASSEMBLER_TEST_RUN(Simple, test) {
   EXPECT_EQ(42, EXECUTE_TEST_CODE_INTPTR(test->code()));
 }
 
 
+// Called from assembler_test.cc.
+// FP[-kParamEndSlotFromFp - 1]: growable array
+// FP[-kParamEndSlotFromFp - 2]: value
+ASSEMBLER_TEST_GENERATE(StoreIntoObject, assembler) {
+  __ Frame(2);
+  __ Move(0, -kParamEndSlotFromFp - 1);
+  __ Move(1, -kParamEndSlotFromFp - 2);
+  __ StoreField(0, GrowableObjectArray::data_offset() / kWordSize, 1);
+  __ Return(0);
+}
+
+
 //  - AddTOS; SubTOS; MulTOS; BitOrTOS; BitAndTOS; EqualTOS; LessThanTOS;
 //    GreaterThanTOS;
 //
 //    Smi fast-path for a corresponding method. Checks if SP[0] and SP[-1] are
 //    both smis and result of SP[0] <op> SP[-1] is a smi - if this is true
 //    then pops operands and pushes result on the stack and skips the next
 //    instruction (which implements a slow path fallback).
 ASSEMBLER_TEST_GENERATE(AddTOS, assembler) {
   __ PushConstant(Smi::Handle(Smi::New(-42)));
   __ PushConstant(Smi::Handle(Smi::New(84)));
@@ skipping 956 matching lines @@
   const Object& obj = EXECUTE_TEST_CODE_OBJECT(test->code());
   EXPECT(obj.IsArray());
   Array& array = Array::Handle();
   array ^= obj.raw();
   EXPECT_EQ(10, array.Length());
 }
 
 }  // namespace dart
 
 #endif  // defined(TARGET_ARCH_DBC)