Port code generator to x64.

runtime/vm/code_generator_x64_test.cc

Index: runtime/vm/code_generator_x64_test.cc
===================================================================
--- runtime/vm/code_generator_x64_test.cc	(revision 0)
+++ runtime/vm/code_generator_x64_test.cc	(revision 0)
@@ -0,0 +1,500 @@
+// Copyright (c) 2011, 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_X64)
+
+#include "vm/code_generator.h"
+
+#include "vm/ast.h"
+#include "vm/assembler.h"
+#include "vm/assert.h"
+#include "vm/class_finalizer.h"
+#include "vm/compiler.h"
+#include "vm/dart_entry.h"
+#include "vm/native_entry.h"
+#include "vm/native_entry_test.h"
+#include "vm/unit_test.h"
+#include "vm/virtual_memory.h"
+
+namespace dart {
+
+#define __ assembler_->
+
+
+static const intptr_t kPos = 1;  // Dummy token index in non-existing source.
+
+
+// Helper to allocate and return a LocalVariable.
+static LocalVariable* NewTestLocalVariable(const char* name) {
+  const String& variable_name = String::ZoneHandle(String::New(name));
+  const Type& variable_type = Type::ZoneHandle(Type::DynamicType());
+  return new LocalVariable(kPos, variable_name, variable_type);
+}
+
+
+CODEGEN_TEST_GENERATE(SimpleReturnCodegen, test) {
+  test->node_sequence()->Add(new ReturnNode(kPos));
+}
+CODEGEN_TEST_RUN(SimpleReturnCodegen, Instance::null())
+
+
+CODEGEN_TEST_GENERATE(SmiReturnCodegen, test) {
+  LiteralNode* l = new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(3)));
+  test->node_sequence()->Add(new ReturnNode(kPos, l));
+}
+CODEGEN_TEST_RUN(SmiReturnCodegen, Smi::New(3))
+
+
+CODEGEN_TEST2_GENERATE(SimpleStaticCallCodegen, function, test) {
+  // Wrap the SmiReturnCodegen test above as a static function and call it.
+  ArgumentListNode* no_arguments = new ArgumentListNode(kPos);
+  test->node_sequence()->Add(
+      new ReturnNode(kPos, new StaticCallNode(kPos, function, no_arguments)));
+}
+CODEGEN_TEST2_RUN(SimpleStaticCallCodegen, SmiReturnCodegen, Smi::New(3))
+
+
+CODEGEN_TEST_GENERATE(ReturnParameterCodegen, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  const int num_params = 1;
+  LocalVariable* parameter = NewTestLocalVariable("parameter");
+  LocalScope* local_scope = node_seq->scope();
+  local_scope->AddVariable(parameter);
+  ASSERT(local_scope->num_variables() == num_params);
+  const Function& function = test->function();
+  function.set_num_fixed_parameters(num_params);
+  ASSERT(function.num_optional_parameters() == 0);
+  node_seq->Add(new ReturnNode(kPos, new LoadLocalNode(kPos, *parameter)));
+}
+
+
+CODEGEN_TEST2_GENERATE(StaticCallReturnParameterCodegen, function, test) {
+  // Wrap and call the ReturnParameterCodegen test above as a static function.
+  SequenceNode* node_seq = test->node_sequence();
+  ArgumentListNode* arguments = new ArgumentListNode(kPos);
+  arguments->Add(new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(3))));
+  node_seq->Add(new ReturnNode(kPos,
+                               new StaticCallNode(kPos, function, arguments)));
+}
+CODEGEN_TEST2_RUN(StaticCallReturnParameterCodegen,
+                  ReturnParameterCodegen,
+                  Smi::New(3))
+
+
+CODEGEN_TEST_GENERATE(SmiParamSumCodegen, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  const int num_params = 2;
+  LocalVariable* param1 = NewTestLocalVariable("param1");
+  LocalVariable* param2 = NewTestLocalVariable("param2");
+  const int num_locals = 1;
+  LocalVariable* sum = NewTestLocalVariable("sum");
+  LocalScope* local_scope = node_seq->scope();
+  local_scope->AddVariable(param1);
+  local_scope->AddVariable(param2);
+  local_scope->AddVariable(sum);
+  ASSERT(local_scope->num_variables() == num_params + num_locals);
+  const Function& function = test->function();
+  function.set_num_fixed_parameters(num_params);
+  ASSERT(function.num_optional_parameters() == 0);
+  BinaryOpNode* add = new BinaryOpNode(kPos,
+                                       Token::kADD,
+                                       new LoadLocalNode(kPos, *param1),
+                                       new LoadLocalNode(kPos, *param2));
+  node_seq->Add(new StoreLocalNode(kPos, *sum, add));
+  node_seq->Add(new ReturnNode(kPos, new LoadLocalNode(kPos, *sum)));
+}
+
+
+CODEGEN_TEST2_GENERATE(StaticCallSmiParamSumCodegen, function, test) {
+  // Wrap and call the SmiParamSumCodegen test above as a static function.
+  SequenceNode* node_seq = test->node_sequence();
+  ArgumentListNode* arguments = new ArgumentListNode(kPos);
+  arguments->Add(new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(3))));
+  arguments->Add(new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(2))));
+  node_seq->Add(new ReturnNode(kPos,
+                               new StaticCallNode(kPos, function, arguments)));
+}
+CODEGEN_TEST2_RUN(StaticCallSmiParamSumCodegen,
+                  SmiParamSumCodegen,
+                  Smi::New(5))
+
+
+CODEGEN_TEST_GENERATE(SmiAddCodegen, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  LiteralNode* a = new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(3)));
+  LiteralNode* b = new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(2)));
+  BinaryOpNode* add_node = new BinaryOpNode(kPos, Token::kADD, a, b);
+  node_seq->Add(new ReturnNode(kPos, add_node));
+}
+CODEGEN_TEST_RUN(SmiAddCodegen, Smi::New(5))
+
+
+CODEGEN_TEST_GENERATE(GenericAddCodegen, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  LiteralNode* a = new LiteralNode(kPos, Double::ZoneHandle(Double::New(12.2)));
+  LiteralNode* b = new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(2)));
+  BinaryOpNode* add_node_1 = new BinaryOpNode(kPos, Token::kADD, a, b);
+  LiteralNode* c = new LiteralNode(kPos, Double::ZoneHandle(Double::New(0.8)));
+  BinaryOpNode* add_node_2 = new BinaryOpNode(kPos, Token::kADD, add_node_1, c);
+  node_seq->Add(new ReturnNode(kPos, add_node_2));
+}
+CODEGEN_TEST_RUN(GenericAddCodegen, Double::New(15.0))
+
+
+CODEGEN_TEST_GENERATE(SmiBinaryOpCodegen, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  LiteralNode* a = new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(4)));
+  LiteralNode* b = new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(2)));
+  LiteralNode* c = new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(3)));
+  BinaryOpNode* sub_node =
+      new BinaryOpNode(kPos, Token::kSUB, a, b);  // 4 - 2 -> 2.
+  BinaryOpNode* mul_node =
+      new BinaryOpNode(kPos, Token::kMUL, sub_node, c);  // 2 * 3 -> 6.
+  BinaryOpNode* div_node =
+      new BinaryOpNode(kPos, Token::kTRUNCDIV, mul_node, b);  // 6 ~/ 2 -> 3.
+  node_seq->Add(new ReturnNode(kPos, div_node));
+}
+CODEGEN_TEST_RUN(SmiBinaryOpCodegen, Smi::New(3))
+
+
+CODEGEN_TEST_GENERATE(BoolNotCodegen, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  const Bool& bool_false = Bool::ZoneHandle(Bool::False());
+  LiteralNode* b = new LiteralNode(kPos, bool_false);
+  UnaryOpNode* not_node = new UnaryOpNode(kPos, Token::kNOT, b);
+  node_seq->Add(new ReturnNode(kPos, not_node));
+}
+CODEGEN_TEST_RUN(BoolNotCodegen, Bool::True())
+
+
+CODEGEN_TEST_GENERATE(BoolAndCodegen, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  const Bool& bool_true = Bool::ZoneHandle(Bool::True());
+  const Bool& bool_false = Bool::ZoneHandle(Bool::False());
+  LiteralNode* a = new LiteralNode(kPos, bool_true);
+  LiteralNode* b = new LiteralNode(kPos, bool_false);
+  BinaryOpNode* and_node = new BinaryOpNode(kPos, Token::kAND, a, b);
+  node_seq->Add(new ReturnNode(kPos, and_node));
+}
+CODEGEN_TEST_RUN(BoolAndCodegen, Bool::False())
+
+
+CODEGEN_TEST_GENERATE(BinaryOpCodegen, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  LiteralNode* a = new LiteralNode(kPos, Double::ZoneHandle(Double::New(12)));
+  LiteralNode* b = new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(2)));
+  LiteralNode* c = new LiteralNode(kPos, Double::ZoneHandle(Double::New(0.5)));
+  BinaryOpNode* sub_node = new BinaryOpNode(kPos, Token::kSUB, a, b);
+  BinaryOpNode* mul_node = new BinaryOpNode(kPos, Token::kMUL, sub_node, c);
+  BinaryOpNode* div_node = new BinaryOpNode(kPos, Token::kDIV, mul_node, b);
+  node_seq->Add(new ReturnNode(kPos, div_node));
+}
+CODEGEN_TEST_RUN(BinaryOpCodegen, Double::New(2.5));
+
+
+// Tested Dart code:
+//   int dec(int a, int b = 1) native: "TestSmiSub";
+// The native entry TestSmiSub implements dec natively.
+CODEGEN_TEST_GENERATE(NativeDecCodegen, test) {
+  // A NativeBodyNode, preceded by an EnterNode and followed by a ReturnNode,
+  // implements the body of a native Dart function. Let's take this native
+  // function as an example: int dec(int a, int b = 1) native;
+  // Since this function has an optional parameter, its prologue will copy
+  // incoming parameters to locals.
+  SequenceNode* node_seq = test->node_sequence();
+  const int num_fixed_params = 1;
+  const int num_opt_params = 1;
+  const int num_params = num_fixed_params + num_opt_params;
+  LocalScope* local_scope = node_seq->scope();
+  local_scope->AddVariable(NewTestLocalVariable("a"));
+  local_scope->AddVariable(NewTestLocalVariable("b"));
+  ASSERT(local_scope->num_variables() == num_params);
+  const Array& default_values = Array::ZoneHandle(Array::New(num_opt_params));
+  default_values.SetAt(0, Smi::ZoneHandle(Smi::New(1)));  // b = 1.
+  test->set_default_parameter_values(default_values);
+  const Function& function = test->function();
+  function.set_num_fixed_parameters(num_fixed_params);
+  function.set_num_optional_parameters(num_opt_params);
+  const bool has_opt_params = true;
+  const String& native_name =
+      String::ZoneHandle(String::NewSymbol("TestSmiSub"));
+  NativeFunction native_function =
+      reinterpret_cast<NativeFunction>(NATIVE_ENTRY_FUNCTION(TestSmiSub));
+  node_seq->Add(new ReturnNode(kPos,
+                               new NativeBodyNode(kPos,
+                                                  native_name,
+                                                  native_function,
+                                                  num_params,
+                                                  has_opt_params)));
+}
+
+
+// Tested Dart code:
+//   return dec(5);
+CODEGEN_TEST2_GENERATE(StaticDecCallCodegen, function, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  ArgumentListNode* arguments = new ArgumentListNode(kPos);
+  arguments->Add(new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(5))));
+  node_seq->Add(new ReturnNode(kPos,
+                               new StaticCallNode(kPos, function, arguments)));
+}
+CODEGEN_TEST2_RUN(StaticDecCallCodegen, NativeDecCodegen, Smi::New(4))
+
+
+CODEGEN_TEST_GENERATE(SmiUnaryOpCodegen, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  LiteralNode* a = new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(12)));
+  UnaryOpNode* neg_node = new UnaryOpNode(kPos, Token::kSUB, a);
+  node_seq->Add(new ReturnNode(kPos, neg_node));
+}
+CODEGEN_TEST_RUN(SmiUnaryOpCodegen, Smi::New(-12))
+
+
+CODEGEN_TEST_GENERATE(DoubleUnaryOpCodegen, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  LiteralNode* a = new LiteralNode(kPos, Double::ZoneHandle(Double::New(12.0)));
+  UnaryOpNode* neg_node = new UnaryOpNode(kPos, Token::kSUB, a);
+  node_seq->Add(new ReturnNode(kPos, neg_node));
+}
+CODEGEN_TEST_RUN(DoubleUnaryOpCodegen, Double::New(-12.0))
+
+
+static Library& MakeTestLibrary(const char* url) {
+  const String& lib_url = String::ZoneHandle(String::NewSymbol(url));
+  Library& lib = Library::ZoneHandle(Library::New(lib_url));
+  lib.Register();
+  return lib;
+}
+
+
+static RawClass* LookupClass(const Library& lib, const char* name) {
+  const String& cls_name = String::ZoneHandle(String::NewSymbol(name));
+  return lib.LookupClass(cls_name);
+}
+
+
+CODEGEN_TEST_GENERATE(StaticCallCodegen, test) {
+  const char* kScriptChars =
+      "class A {\n"
+      "  static bar() { return 42; }\n"
+      "  static fly() { return 5; }\n"
+      "}\n";
+
+  String& url = String::Handle(String::New("dart-test:CompileScript"));
+  String& source = String::Handle(String::New(kScriptChars));
+  Script& script = Script::Handle(Script::New(url, source, RawScript::kSource));
+  Library& lib = MakeTestLibrary("TestLib");
+  EXPECT(CompilerTest::TestCompileScript(lib, script));
+  Class& cls = Class::Handle(LookupClass(lib, "A"));
+  EXPECT(!cls.IsNull());
+
+  // 'bar' will not be compiled.
+  String& function_bar_name = String::Handle(String::New("bar"));
+  Function& function_bar =
+      Function::ZoneHandle(cls.LookupStaticFunction(function_bar_name));
+  EXPECT(!function_bar.IsNull());
+  EXPECT(!function_bar.HasCode());
+
+  // 'fly' will be compiled.
+  String& function_fly_name = String::Handle(String::New("fly"));
+  Function& function_fly =
+      Function::ZoneHandle(cls.LookupStaticFunction(function_fly_name));
+  EXPECT(!function_fly.IsNull());
+  EXPECT(CompilerTest::TestCompileFunction(function_fly));
+  EXPECT(function_fly.HasCode());
+
+  ArgumentListNode* no_arguments = new ArgumentListNode(kPos);
+  StaticCallNode* call_bar =
+      new StaticCallNode(kPos, function_bar, no_arguments);
+  StaticCallNode* call_fly =
+      new StaticCallNode(kPos, function_fly, no_arguments);
+
+  BinaryOpNode* add_node =
+      new BinaryOpNode(kPos, Token::kADD, call_bar, call_fly);
+
+  test->node_sequence()->Add(new ReturnNode(kPos, add_node));
+}
+CODEGEN_TEST_RUN(StaticCallCodegen, Smi::New(42 + 5))
+
+
+CODEGEN_TEST_GENERATE(InstanceCallCodegen, test) {
+  const char* kScriptChars =
+      "class A {\n"
+      "  A() {}\n"
+      "  int bar() { return 42; }\n"
+      "}\n";
+
+  String& url = String::Handle(String::New("dart-test:CompileScript"));
+  String& source = String::Handle(String::New(kScriptChars));
+  Script& script = Script::Handle(Script::New(url, source, RawScript::kSource));
+  Library& lib = MakeTestLibrary("TestLib");
+  EXPECT(CompilerTest::TestCompileScript(lib, script));
+  EXPECT(ClassFinalizer::FinalizePendingClasses());
+  Class& cls = Class::ZoneHandle(LookupClass(lib, "A"));
+  EXPECT(!cls.IsNull());
+
+  String& constructor_name = String::Handle(String::New("A."));
+  Function& constructor =
+      Function::ZoneHandle(cls.LookupConstructor(constructor_name));
+  EXPECT(!constructor.IsNull());
+
+  // The unit test creates an instance of class A and calls function 'bar'.
+  String& function_bar_name = String::ZoneHandle(String::NewSymbol("bar"));
+  ArgumentListNode* no_arguments = new ArgumentListNode(kPos);
+  const TypeArguments& no_type_arguments = TypeArguments::ZoneHandle();
+  InstanceCallNode* call_bar = new InstanceCallNode(
+      kPos,
+      new ConstructorCallNode(
+          kPos, no_type_arguments, constructor, no_arguments),
+      function_bar_name,
+      no_arguments);
+
+  test->node_sequence()->Add(new ReturnNode(kPos, call_bar));
+}
+CODEGEN_TEST_RUN(InstanceCallCodegen, Smi::New(42))
+
+
+// Tested Dart code:
+//   int sum(int a, int b,
+//           [int c = 10, int d = 21, int e = -32]) native: "TestSmiSum";
+// The native entry TestSmiSum implements sum natively.
+CODEGEN_TEST_GENERATE(NativeSumCodegen, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  const int num_fixed_params = 2;
+  const int num_opt_params = 3;
+  const int num_params = num_fixed_params + num_opt_params;
+  LocalScope* local_scope = node_seq->scope();
+  local_scope->AddVariable(NewTestLocalVariable("a"));
+  local_scope->AddVariable(NewTestLocalVariable("b"));
+  local_scope->AddVariable(NewTestLocalVariable("c"));
+  local_scope->AddVariable(NewTestLocalVariable("d"));
+  local_scope->AddVariable(NewTestLocalVariable("e"));
+  ASSERT(local_scope->num_variables() == num_params);
+  const Array& default_values = Array::ZoneHandle(Array::New(num_opt_params));
+  default_values.SetAt(0, Smi::ZoneHandle(Smi::New(10)));
+  default_values.SetAt(1, Smi::ZoneHandle(Smi::New(21)));
+  default_values.SetAt(2, Smi::ZoneHandle(Smi::New(-32)));
+  test->set_default_parameter_values(default_values);
+  const Function& function = test->function();
+  function.set_num_fixed_parameters(num_fixed_params);
+  function.set_num_optional_parameters(num_opt_params);
+  function.set_parameter_types(Array::Handle(Array::New(num_params)));
+  function.set_parameter_names(Array::Handle(Array::New(num_params)));
+  const Type& param_type = Type::Handle(Type::DynamicType());
+  for (int i = 0; i < num_params - 1; i++) {
+    function.SetParameterTypeAt(i, param_type);
+  }
+  const bool has_opt_params = true;
+  const String& native_name =
+      String::ZoneHandle(String::NewSymbol("TestSmiSum"));
+  NativeFunction native_function =
+      reinterpret_cast<NativeFunction>(NATIVE_ENTRY_FUNCTION(TestSmiSum));
+  node_seq->Add(new ReturnNode(kPos,
+                               new NativeBodyNode(kPos,
+                                                  native_name,
+                                                  native_function,
+                                                  num_params,
+                                                  has_opt_params)));
+}
+
+
+// Tested Dart code, calling function sum declared above:
+//   return sum(1, 3);
+// Optional arguments are not passed and hence are set to their default values.
+CODEGEN_TEST2_GENERATE(StaticSumCallNoOptCodegen, function, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  ArgumentListNode* arguments = new ArgumentListNode(kPos);
+  arguments->Add(new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(1))));
+  arguments->Add(new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(3))));
+  node_seq->Add(new ReturnNode(kPos,
+                               new StaticCallNode(kPos, function, arguments)));
+}
+CODEGEN_TEST2_RUN(StaticSumCallNoOptCodegen,
+                  NativeSumCodegen,
+                  Smi::New(1 + 3 + 10 + 21 - 32))
+
+
+// Tested Dart code, calling function sum declared above:
+//   return sum(1, 3, 5);
+// Only one out of three optional arguments is passed in; the second and third
+// arguments are hence set to their default values.
+CODEGEN_TEST2_GENERATE(StaticSumCallOneOptCodegen, function, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  ArgumentListNode* arguments = new ArgumentListNode(kPos);
+  arguments->Add(new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(1))));
+  arguments->Add(new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(3))));
+  arguments->Add(new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(5))));
+  node_seq->Add(new ReturnNode(kPos,
+                               new StaticCallNode(kPos, function, arguments)));
+}
+CODEGEN_TEST2_RUN(StaticSumCallOneOptCodegen,
+                  NativeSumCodegen,
+                  Smi::New(1 + 3 + 5 + 21 - 32))
+
+
+// Tested Dart code, calling function sum declared above:
+//   return sum(0, 1, 1, 2, 3);
+// Optional arguments are passed in.
+CODEGEN_TEST2_GENERATE(StaticSumCallTenFiboCodegen, function, test) {
+  SequenceNode* node_seq = test->node_sequence();
+  ArgumentListNode* arguments = new ArgumentListNode(kPos);
+  arguments->Add(new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(0))));
+  arguments->Add(new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(1))));
+  arguments->Add(new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(1))));
+  arguments->Add(new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(2))));
+  arguments->Add(new LiteralNode(kPos, Smi::ZoneHandle(Smi::New(3))));
+  node_seq->Add(new ReturnNode(kPos,
+                               new StaticCallNode(kPos, function, arguments)));
+}
+CODEGEN_TEST2_RUN(
+    StaticSumCallTenFiboCodegen,
+    NativeSumCodegen,
+    Smi::New(0 + 1 + 1 + 2 + 3))
+
+
+// Test allocation of dart objects.
+CODEGEN_TEST_GENERATE(AllocateNewObjectCodegen, test) {
+  const char* kScriptChars =
+      "class A {\n"
+      "  A() {}\n"
+      "  static bar() { return 42; }\n"
+      "}\n";
+
+  String& url = String::Handle(String::New("dart-test:CompileScript"));
+  String& source = String::Handle(String::New(kScriptChars));
+  Script& script = Script::Handle(Script::New(url, source, RawScript::kSource));
+  Library& lib = MakeTestLibrary("TestLib");
+  EXPECT(CompilerTest::TestCompileScript(lib, script));
+  EXPECT(ClassFinalizer::FinalizePendingClasses());
+  Class& cls = Class::ZoneHandle(LookupClass(lib, "A"));
+  EXPECT(!cls.IsNull());
+
+  String& constructor_name = String::Handle(String::New("A."));
+  Function& constructor =
+      Function::ZoneHandle(cls.LookupConstructor(constructor_name));
+  EXPECT(!constructor.IsNull());
+
+  const TypeArguments& no_type_arguments = TypeArguments::ZoneHandle();
+  ArgumentListNode* no_arguments = new ArgumentListNode(kPos);
+  test->node_sequence()->Add(new ReturnNode(kPos, new ConstructorCallNode(
+      kPos, no_type_arguments, constructor, no_arguments)));
+}
+
+
+CODEGEN_TEST_RAW_RUN(AllocateNewObjectCodegen, function) {
+  GrowableArray<const Object*> arguments;
+  const Array& kNoArgumentNames = Array::Handle();
+  Instance& result = Instance::Handle();
+  result = DartEntry::InvokeStatic(function, arguments, kNoArgumentNames);
+  const Library& app_lib = Library::Handle(
+      Isolate::Current()->object_store()->registered_libraries());
+  const Class& cls = Class::Handle(
+      app_lib.LookupClass(String::Handle(String::NewSymbol("A"))));
+  EXPECT_EQ(cls.raw(), result.clazz());
+}
+
+}  // namespace dart
+
+#endif  // defined TARGET_ARCH_X64