| Index: vm/dart_api_impl_test.cc
|
| ===================================================================
|
| --- vm/dart_api_impl_test.cc (revision 6846)
|
| +++ vm/dart_api_impl_test.cc (working copy)
|
| @@ -4542,111 +4542,6 @@
|
| Isolate::SetInterruptCallback(saved);
|
| }
|
|
|
| -
|
| -void InitNativeFields(Dart_NativeArguments args) {
|
| - Dart_EnterScope();
|
| - int count = Dart_GetNativeArgumentCount(args);
|
| - EXPECT_EQ(1, count);
|
| -
|
| - Dart_Handle recv = Dart_GetNativeArgument(args, 0);
|
| - EXPECT(!Dart_IsError(recv));
|
| - Dart_Handle result = Dart_SetNativeInstanceField(recv, 0, 7);
|
| - EXPECT(!Dart_IsError(result));
|
| -
|
| - Dart_ExitScope();
|
| -}
|
| -
|
| -
|
| -// The specific api functions called here are a bit arbitrary. We are
|
| -// trying to get a sense of the overhead for using the dart api.
|
| -void UseDartApi(Dart_NativeArguments args) {
|
| - Dart_EnterScope();
|
| - int count = Dart_GetNativeArgumentCount(args);
|
| - EXPECT_EQ(3, count);
|
| -
|
| - // Get the receiver.
|
| - Dart_Handle recv = Dart_GetNativeArgument(args, 0);
|
| - EXPECT(!Dart_IsError(recv));
|
| -
|
| - // Get param1.
|
| - Dart_Handle param1 = Dart_GetNativeArgument(args, 1);
|
| - EXPECT(!Dart_IsError(param1));
|
| - EXPECT(Dart_IsInteger(param1));
|
| - bool fits = false;
|
| - Dart_Handle result = Dart_IntegerFitsIntoInt64(param1, &fits);
|
| - EXPECT(!Dart_IsError(result) && fits);
|
| - int64_t value1;
|
| - result = Dart_IntegerToInt64(param1, &value1);
|
| - EXPECT(!Dart_IsError(result));
|
| - EXPECT_LE(0, value1);
|
| - EXPECT_LE(value1, 1000000);
|
| -
|
| - // Get native field from receiver.
|
| - intptr_t value2;
|
| - result = Dart_GetNativeInstanceField(recv, 0, &value2);
|
| - EXPECT(!Dart_IsError(result));
|
| - EXPECT_EQ(7, value2);
|
| -
|
| - // Return param + receiver.field.
|
| - Dart_SetReturnValue(args, Dart_NewInteger(value1 * value2));
|
| - Dart_ExitScope();
|
| -}
|
| -
|
| -
|
| -static Dart_NativeFunction bm_uda_lookup(Dart_Handle name, int argument_count) {
|
| - const char* cstr = NULL;
|
| - Dart_Handle result = Dart_StringToCString(name, &cstr);
|
| - EXPECT(!Dart_IsError(result));
|
| - if (strcmp(cstr, "init") == 0) {
|
| - return InitNativeFields;
|
| - } else {
|
| - return UseDartApi;
|
| - }
|
| -}
|
| -
|
| -
|
| -TEST_CASE(Benchmark_UseDartApi) {
|
| - const char* kScriptChars =
|
| - "class Class extends NativeFieldsWrapper{\n"
|
| - " int init() native 'init';\n"
|
| - " int method(int param1, int param2) native 'method';\n"
|
| - "}\n"
|
| - "\n"
|
| - "double benchmark(int count) {\n"
|
| - " Class c = new Class();\n"
|
| - " c.init();\n"
|
| - " Stopwatch sw = new Stopwatch.start();\n"
|
| - " for (int i = 0; i < count; i++) {\n"
|
| - " c.method(i,7);\n"
|
| - " }\n"
|
| - " sw.stop();\n"
|
| - " return sw.elapsedInUs() / count;\n"
|
| - "}\n";
|
| -
|
| - Dart_Handle lib = TestCase::LoadTestScript(
|
| - kScriptChars,
|
| - reinterpret_cast<Dart_NativeEntryResolver>(bm_uda_lookup));
|
| -
|
| - // Create a native wrapper class with native fields.
|
| - Dart_Handle result = Dart_CreateNativeWrapperClass(
|
| - lib,
|
| - Dart_NewString("NativeFieldsWrapper"),
|
| - 1);
|
| - EXPECT_VALID(result);
|
| -
|
| - Dart_Handle args[1];
|
| - args[0] = Dart_NewInteger(100000);
|
| - result = Dart_Invoke(lib,
|
| - Dart_NewString("benchmark"),
|
| - 1,
|
| - args);
|
| - EXPECT_VALID(result);
|
| - EXPECT(Dart_IsDouble(result));
|
| - double out;
|
| - result = Dart_DoubleValue(result, &out);
|
| - fprintf(stderr, "Benchmark_UseDartApi: %f us per iteration\n", out);
|
| -}
|
| -
|
| #endif // defined(TARGET_ARCH_IA32) || defined(TARGET_ARCH_X64).
|
|
|
| } // namespace dart
|
|
|