Port code generator to x64.

runtime/vm/dart_entry_test.cc

 // 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/assembler.h"
 #include "vm/assert.h"
 #include "vm/compiler.h"
 #include "vm/dart_entry.h"
 #include "vm/object.h"
 #include "vm/resolver.h"
 #include "vm/unit_test.h"
 
 namespace dart {
 
-#if defined(TARGET_ARCH_IA32)  // only ia32 can run execution tests.
+// Only ia32 and x64 can run execution tests.
+#if defined(TARGET_ARCH_IA32) || defined(TARGET_ARCH_X64)
 
 TEST_CASE(DartEntry) {
   const char* kScriptChars =
       "class A {\n"
       "  static foo() { return 42; }\n"
       "}\n";
   String& url = String::Handle(String::New("dart-test:DartEntry"));
   String& source = String::Handle(String::New(kScriptChars));
   Script& script = Script::Handle(Script::New(url, source, RawScript::kScript));
   Library& lib = Library::Handle(Library::CoreLibrary());
   EXPECT_EQ(true, CompilerTest::TestCompileScript(lib, script));
   Class& cls = Class::Handle(
       lib.LookupClass(String::Handle(String::NewSymbol("A"))));
   EXPECT(!cls.IsNull());
   String& name = String::Handle(String::New("foo"));
   Function& function = Function::Handle(cls.LookupStaticFunction(name));
   EXPECT(!function.IsNull());
 
   EXPECT(CompilerTest::TestCompileFunction(function));
   EXPECT(function.HasCode());
   GrowableArray<const Object*> arguments;
   const Array& kNoArgumentNames = Array::Handle();
   const Smi& retval = Smi::Handle(
       reinterpret_cast<RawSmi*>(DartEntry::InvokeStatic(function,
                                                         arguments,
                                                         kNoArgumentNames)));
   EXPECT_EQ(Smi::New(42), retval.raw());
 }
 
-#endif  // TARGET_ARCH_IA32.
+#endif  // TARGET_ARCH_IA32 || TARGET_ARCH_X64.
 
 }  // namespace dart