| // Copyright (c) 2012, 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/benchmark_test.h" |
| |
| #include "bin/builtin.h" |
| #include "bin/file.h" |
| #include "bin/isolate_data.h" |
| #include "bin/process.h" |
| #include "bin/reference_counting.h" |
| #include "bin/vmservice_impl.h" |
| |
| #include "platform/assert.h" |
| #include "platform/globals.h" |
| #include "platform/utils.h" |
| |
| #include "vm/app_snapshot.h" |
| #include "vm/dart_api_impl.h" |
| #include "vm/datastream.h" |
| #include "vm/message_snapshot.h" |
| #include "vm/stack_frame.h" |
| #include "vm/timer.h" |
| |
| using dart::bin::File; |
| |
| namespace dart { |
| |
| Benchmark* Benchmark::first_ = nullptr; |
| Benchmark* Benchmark::tail_ = nullptr; |
| const char* Benchmark::executable_ = nullptr; |
| |
| void Benchmark::RunAll(const char* executable) { |
| SetExecutable(executable); |
| Benchmark* benchmark = first_; |
| while (benchmark != nullptr) { |
| benchmark->RunBenchmark(); |
| benchmark = benchmark->next_; |
| } |
| } |
| |
| // |
| // Measure compile of all functions in dart core lib classes. |
| // |
| BENCHMARK(CorelibCompileAll) { |
| bin::Builtin::SetNativeResolver(bin::Builtin::kBuiltinLibrary); |
| bin::Builtin::SetNativeResolver(bin::Builtin::kIOLibrary); |
| bin::Builtin::SetNativeResolver(bin::Builtin::kCLILibrary); |
| TransitionNativeToVM transition(thread); |
| StackZone zone(thread); |
| Timer timer; |
| timer.Start(); |
| const Error& error = |
| Error::Handle(Library::CompileAll(/*ignore_error=*/true)); |
| if (!error.IsNull()) { |
| OS::PrintErr("Unexpected error in CorelibCompileAll benchmark:\n%s", |
| error.ToErrorCString()); |
| } |
| timer.Stop(); |
| int64_t elapsed_time = timer.TotalElapsedTime(); |
| benchmark->set_score(elapsed_time); |
| } |
| |
| // This file is created by the target //runtime/bin:dart_kernel_platform_cc |
| // which is depended on by run_vm_tests. |
| static char* ComputeKernelServicePath(const char* arg) { |
| char buffer[2048]; |
| char* kernel_service_path = |
| Utils::StrDup(File::GetCanonicalPath(nullptr, arg)); |
| EXPECT(kernel_service_path != nullptr); |
| const char* compiler_path = "%s%sgen%skernel_service.dill"; |
| const char* path_separator = File::PathSeparator(); |
| ASSERT(path_separator != nullptr && strlen(path_separator) == 1); |
| char* ptr = strrchr(kernel_service_path, *path_separator); |
| while (ptr != nullptr) { |
| *ptr = '\0'; |
| Utils::SNPrint(buffer, ARRAY_SIZE(buffer), compiler_path, |
| kernel_service_path, path_separator, path_separator); |
| if (File::Exists(nullptr, buffer)) { |
| break; |
| } |
| ptr = strrchr(kernel_service_path, *path_separator); |
| } |
| free(kernel_service_path); |
| if (ptr == nullptr) { |
| return nullptr; |
| } |
| return Utils::StrDup(buffer); |
| } |
| |
| // |
| // Measure creation of core isolate from a snapshot. |
| // |
| BENCHMARK(CorelibIsolateStartup) { |
| const int kNumIterations = 1000; |
| Timer timer; |
| Isolate* isolate = thread->isolate(); |
| Dart_ExitIsolate(); |
| for (int i = 0; i < kNumIterations; i++) { |
| timer.Start(); |
| TestCase::CreateTestIsolate(); |
| timer.Stop(); |
| Dart_ShutdownIsolate(); |
| } |
| benchmark->set_score(timer.TotalElapsedTime() / kNumIterations); |
| Dart_EnterIsolate(reinterpret_cast<Dart_Isolate>(isolate)); |
| } |
| |
| // |
| // Measure invocation of Dart API functions. |
| // |
| static void InitNativeFields(Dart_NativeArguments args) { |
| int count = Dart_GetNativeArgumentCount(args); |
| EXPECT_EQ(1, count); |
| |
| Dart_Handle recv = Dart_GetNativeArgument(args, 0); |
| EXPECT_VALID(recv); |
| Dart_Handle result = Dart_SetNativeInstanceField(recv, 0, 7); |
| EXPECT_VALID(result); |
| } |
| |
| // 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. |
| static void UseDartApi(Dart_NativeArguments args) { |
| int count = Dart_GetNativeArgumentCount(args); |
| EXPECT_EQ(3, count); |
| |
| // Get native field from receiver. |
| intptr_t receiver_value; |
| Dart_Handle result = Dart_GetNativeReceiver(args, &receiver_value); |
| EXPECT_VALID(result); |
| EXPECT_EQ(7, receiver_value); |
| |
| // Get param1. |
| Dart_Handle param1 = Dart_GetNativeArgument(args, 1); |
| EXPECT_VALID(param1); |
| EXPECT(Dart_IsInteger(param1)); |
| bool fits = false; |
| result = Dart_IntegerFitsIntoInt64(param1, &fits); |
| EXPECT_VALID(result); |
| EXPECT(fits); |
| int64_t value1; |
| result = Dart_IntegerToInt64(param1, &value1); |
| EXPECT_VALID(result); |
| EXPECT_LE(0, value1); |
| EXPECT_LE(value1, 1000000); |
| |
| // Return param + receiver.field. |
| Dart_SetReturnValue(args, Dart_NewInteger(value1 * receiver_value)); |
| } |
| |
| static Dart_NativeFunction bm_uda_lookup(Dart_Handle name, |
| int argument_count, |
| bool* auto_setup_scope) { |
| ASSERT(auto_setup_scope != nullptr); |
| *auto_setup_scope = true; |
| const char* cstr = nullptr; |
| Dart_Handle result = Dart_StringToCString(name, &cstr); |
| EXPECT_VALID(result); |
| if (strcmp(cstr, "init") == 0) { |
| return InitNativeFields; |
| } else { |
| return UseDartApi; |
| } |
| } |
| |
| BENCHMARK(UseDartApi) { |
| const int kNumIterations = 1000000; |
| const char* kScriptChars = R"( |
| import 'dart:nativewrappers'; |
| |
| base class Class extends NativeFieldWrapperClass1 { |
| @pragma("vm:external-name", "init") |
| external void init(); |
| @pragma("vm:external-name", "method") |
| external int method(int param1, int param2); |
| } |
| |
| void benchmark(int count) { |
| Class c = Class(); |
| c.init(); |
| for (int i = 0; i < count; i++) { |
| c.method(i,7); |
| } |
| })"; |
| |
| Dart_Handle lib = TestCase::LoadTestScript(kScriptChars, bm_uda_lookup, |
| RESOLVED_USER_TEST_URI, false); |
| Dart_Handle result = Dart_FinalizeLoading(false); |
| EXPECT_VALID(result); |
| |
| Dart_Handle args[1]; |
| args[0] = Dart_NewInteger(kNumIterations); |
| |
| // Warmup first to avoid compilation jitters. |
| result = Dart_Invoke(lib, NewString("benchmark"), 1, args); |
| EXPECT_VALID(result); |
| |
| Timer timer; |
| timer.Start(); |
| result = Dart_Invoke(lib, NewString("benchmark"), 1, args); |
| EXPECT_VALID(result); |
| timer.Stop(); |
| int64_t elapsed_time = timer.TotalElapsedTime(); |
| benchmark->set_score(elapsed_time); |
| } |
| |
| static void vmservice_resolver(Dart_NativeArguments args) {} |
| |
| static Dart_NativeFunction NativeResolver(Dart_Handle name, |
| int arg_count, |
| bool* auto_setup_scope) { |
| ASSERT(auto_setup_scope != nullptr); |
| *auto_setup_scope = false; |
| return &vmservice_resolver; |
| } |
| |
| // |
| // Measure compile of all kernel Service(CFE) functions. |
| // |
| BENCHMARK(KernelServiceCompileAll) { |
| // kernel_service.dill is built with sound null safety. |
| bin::Builtin::SetNativeResolver(bin::Builtin::kBuiltinLibrary); |
| bin::Builtin::SetNativeResolver(bin::Builtin::kIOLibrary); |
| bin::Builtin::SetNativeResolver(bin::Builtin::kCLILibrary); |
| bin::Builtin::SetNativeResolver(bin::Builtin::kConcurrentLibrary); |
| char* dill_path = ComputeKernelServicePath(Benchmark::Executable()); |
| File* file = File::Open(nullptr, dill_path, File::kRead); |
| EXPECT(file != nullptr); |
| bin::RefCntReleaseScope<File> rs(file); |
| intptr_t kernel_buffer_size = file->Length(); |
| uint8_t* kernel_buffer = |
| reinterpret_cast<uint8_t*>(malloc(kernel_buffer_size)); |
| bool read_fully = file->ReadFully(kernel_buffer, kernel_buffer_size); |
| EXPECT(read_fully); |
| Dart_Handle result = |
| Dart_LoadScriptFromKernel(kernel_buffer, kernel_buffer_size); |
| EXPECT_VALID(result); |
| Dart_Handle service_lib = Dart_LookupLibrary(NewString("dart:vmservice_io")); |
| ASSERT(!Dart_IsError(service_lib)); |
| Dart_SetNativeResolver(service_lib, NativeResolver, nullptr); |
| result = Dart_FinalizeLoading(false); |
| EXPECT_VALID(result); |
| |
| Timer timer; |
| timer.Start(); |
| #if !defined(PRODUCT) |
| const bool old_flag = FLAG_background_compilation; |
| FLAG_background_compilation = false; |
| #endif |
| result = Dart_CompileAll(); |
| #if !defined(PRODUCT) |
| FLAG_background_compilation = old_flag; |
| #endif |
| EXPECT_VALID(result); |
| timer.Stop(); |
| int64_t elapsed_time = timer.TotalElapsedTime(); |
| benchmark->set_score(elapsed_time); |
| free(dill_path); |
| free(kernel_buffer); |
| } |
| |
| // |
| // Measure frame lookup during stack traversal. |
| // |
| static void StackFrame_accessFrame(Dart_NativeArguments args) { |
| Timer timer; |
| timer.Start(); |
| { |
| Thread* thread = Thread::Current(); |
| TransitionNativeToVM transition(thread); |
| const int kNumIterations = 100; |
| Code& code = Code::Handle(thread->zone()); |
| for (int i = 0; i < kNumIterations; i++) { |
| StackFrameIterator frames(ValidationPolicy::kDontValidateFrames, thread, |
| StackFrameIterator::kNoCrossThreadIteration); |
| StackFrame* frame = frames.NextFrame(); |
| while (frame != nullptr) { |
| if (frame->IsStubFrame()) { |
| code = frame->LookupDartCode(); |
| EXPECT(code.function() == Function::null()); |
| } else if (frame->IsDartFrame()) { |
| code = frame->LookupDartCode(); |
| EXPECT(code.function() != Function::null()); |
| } |
| frame = frames.NextFrame(); |
| } |
| } |
| } |
| timer.Stop(); |
| int64_t elapsed_time = timer.TotalElapsedTime(); |
| Dart_SetReturnValue(args, Dart_NewInteger(elapsed_time)); |
| } |
| |
| static Dart_NativeFunction StackFrameNativeResolver(Dart_Handle name, |
| int arg_count, |
| bool* auto_setup_scope) { |
| ASSERT(auto_setup_scope != nullptr); |
| *auto_setup_scope = false; |
| return &StackFrame_accessFrame; |
| } |
| |
| // Unit test case to verify stack frame iteration. |
| BENCHMARK(FrameLookup) { |
| const char* kScriptChars = |
| R"( |
| class StackFrame { |
| @pragma('vm:external-name', 'StackFrame_accessFrame') |
| external static int accessFrame(); |
| } |
| class First { |
| First() { } |
| int method1(int param) { |
| if (param == 1) { |
| param = method2(200); |
| } else { |
| param = method2(100); |
| } |
| return param; |
| } |
| int method2(int param) { |
| if (param == 200) { |
| return First.staticmethod(this, param); |
| } else { |
| return First.staticmethod(this, 10); |
| } |
| } |
| static int staticmethod(First obj, int param) { |
| if (param == 10) { |
| return obj.method3(10); |
| } else { |
| return obj.method3(200); |
| } |
| } |
| int method3(int param) { |
| return StackFrame.accessFrame(); |
| } |
| } |
| class StackFrameTest { |
| static int testMain() { |
| First obj = new First(); |
| return obj.method1(1); |
| } |
| } |
| )"; |
| Dart_Handle lib = |
| TestCase::LoadTestScript(kScriptChars, StackFrameNativeResolver); |
| Dart_Handle cls = Dart_GetClass(lib, NewString("StackFrameTest")); |
| Dart_Handle result = Dart_Invoke(cls, NewString("testMain"), 0, nullptr); |
| EXPECT_VALID(result); |
| int64_t elapsed_time = 0; |
| result = Dart_IntegerToInt64(result, &elapsed_time); |
| EXPECT_VALID(result); |
| benchmark->set_score(elapsed_time); |
| } |
| |
| BENCHMARK_SIZE(CoreSnapshotSize) { |
| const char* kScriptChars = |
| "import 'dart:async';\n" |
| "import 'dart:core';\n" |
| "import 'dart:collection';\n" |
| "import 'dart:_internal';\n" |
| "import 'dart:math';\n" |
| "import 'dart:isolate';\n" |
| "import 'dart:mirrors';\n" |
| "import 'dart:typed_data';\n" |
| "\n"; |
| |
| // Start an Isolate, load a script and create a full snapshot. |
| // Need to load the script into the dart: core library due to |
| // the import of dart:_internal. |
| TestCase::LoadCoreTestScript(kScriptChars, nullptr); |
| |
| TransitionNativeToVM transition(thread); |
| StackZone zone(thread); |
| |
| Api::CheckAndFinalizePendingClasses(thread); |
| |
| // Write snapshot with object content. |
| MallocWriteStream vm_snapshot_data(FullSnapshotWriter::kInitialSize); |
| MallocWriteStream isolate_snapshot_data(FullSnapshotWriter::kInitialSize); |
| FullSnapshotWriter writer( |
| Snapshot::kFullCore, &vm_snapshot_data, &isolate_snapshot_data, |
| /*vm_image_writer=*/nullptr, /*iso_image_writer=*/nullptr); |
| writer.WriteFullSnapshot(); |
| const Snapshot* snapshot = |
| Snapshot::SetupFromBuffer(isolate_snapshot_data.buffer()); |
| ASSERT(snapshot->kind() == Snapshot::kFullCore); |
| benchmark->set_score(snapshot->length()); |
| } |
| |
| BENCHMARK_SIZE(StandaloneSnapshotSize) { |
| const char* kScriptChars = |
| "import 'dart:async';\n" |
| "import 'dart:core';\n" |
| "import 'dart:collection';\n" |
| "import 'dart:convert';\n" |
| "import 'dart:math';\n" |
| "import 'dart:isolate';\n" |
| "import 'dart:mirrors';\n" |
| "import 'dart:typed_data';\n" |
| "import 'dart:io';\n" |
| "import 'dart:cli';\n" |
| "\n"; |
| |
| // Start an Isolate, load a script and create a full snapshot. |
| // Need to load the script into the dart: core library due to |
| // the import of dart:_internal. |
| TestCase::LoadCoreTestScript(kScriptChars, nullptr); |
| |
| TransitionNativeToVM transition(thread); |
| StackZone zone(thread); |
| |
| Api::CheckAndFinalizePendingClasses(thread); |
| |
| // Write snapshot with object content. |
| MallocWriteStream vm_snapshot_data(FullSnapshotWriter::kInitialSize); |
| MallocWriteStream isolate_snapshot_data(FullSnapshotWriter::kInitialSize); |
| FullSnapshotWriter writer( |
| Snapshot::kFullCore, &vm_snapshot_data, &isolate_snapshot_data, |
| /*vm_image_writer=*/nullptr, /*iso_image_writer=*/nullptr); |
| writer.WriteFullSnapshot(); |
| const Snapshot* snapshot = |
| Snapshot::SetupFromBuffer(isolate_snapshot_data.buffer()); |
| ASSERT(snapshot->kind() == Snapshot::kFullCore); |
| benchmark->set_score(snapshot->length()); |
| } |
| |
| BENCHMARK(CreateMirrorSystem) { |
| const char* kScriptChars = |
| "import 'dart:mirrors';\n" |
| "\n" |
| "void benchmark() {\n" |
| " currentMirrorSystem();\n" |
| "}\n"; |
| |
| Dart_Handle lib = TestCase::LoadTestScript(kScriptChars, nullptr); |
| |
| Timer timer; |
| timer.Start(); |
| Dart_Handle result = Dart_Invoke(lib, NewString("benchmark"), 0, nullptr); |
| EXPECT_VALID(result); |
| timer.Stop(); |
| int64_t elapsed_time = timer.TotalElapsedTime(); |
| benchmark->set_score(elapsed_time); |
| } |
| |
| BENCHMARK(EnterExitIsolate) { |
| const char* kScriptChars = |
| "import 'dart:core';\n" |
| "\n"; |
| const intptr_t kLoopCount = 1000000; |
| TestCase::LoadTestScript(kScriptChars, nullptr); |
| { |
| TransitionNativeToVM transition(thread); |
| StackZone zone(thread); |
| Api::CheckAndFinalizePendingClasses(thread); |
| } |
| Dart_Isolate isolate = Dart_CurrentIsolate(); |
| Timer timer; |
| timer.Start(); |
| for (intptr_t i = 0; i < kLoopCount; i++) { |
| Dart_ExitIsolate(); |
| Dart_EnterIsolate(isolate); |
| } |
| timer.Stop(); |
| int64_t elapsed_time = timer.TotalElapsedTime(); |
| benchmark->set_score(elapsed_time); |
| } |
| |
| BENCHMARK(SerializeNull) { |
| TransitionNativeToVM transition(thread); |
| StackZone zone(thread); |
| const Object& null_object = Object::Handle(); |
| const intptr_t kLoopCount = 1000000; |
| Timer timer; |
| timer.Start(); |
| for (intptr_t i = 0; i < kLoopCount; i++) { |
| StackZone zone(thread); |
| std::unique_ptr<Message> message = |
| WriteMessage(/* same_group */ false, null_object, ILLEGAL_PORT, |
| Message::kNormalPriority); |
| |
| // Read object back from the snapshot. |
| ReadMessage(thread, message.get()); |
| } |
| timer.Stop(); |
| int64_t elapsed_time = timer.TotalElapsedTime(); |
| benchmark->set_score(elapsed_time); |
| } |
| |
| BENCHMARK(SerializeSmi) { |
| TransitionNativeToVM transition(thread); |
| StackZone zone(thread); |
| const Integer& smi_object = Integer::Handle(Smi::New(42)); |
| const intptr_t kLoopCount = 1000000; |
| Timer timer; |
| timer.Start(); |
| for (intptr_t i = 0; i < kLoopCount; i++) { |
| StackZone zone(thread); |
| std::unique_ptr<Message> message = |
| WriteMessage(/* same_group */ false, smi_object, ILLEGAL_PORT, |
| Message::kNormalPriority); |
| |
| // Read object back from the snapshot. |
| ReadMessage(thread, message.get()); |
| } |
| timer.Stop(); |
| int64_t elapsed_time = timer.TotalElapsedTime(); |
| benchmark->set_score(elapsed_time); |
| } |
| |
| BENCHMARK(SimpleMessage) { |
| TransitionNativeToVM transition(thread); |
| StackZone zone(thread); |
| const Array& array_object = Array::Handle(Array::New(2)); |
| array_object.SetAt(0, Integer::Handle(Smi::New(42))); |
| array_object.SetAt(1, Object::Handle()); |
| const intptr_t kLoopCount = 1000000; |
| Timer timer; |
| timer.Start(); |
| for (intptr_t i = 0; i < kLoopCount; i++) { |
| StackZone zone(thread); |
| std::unique_ptr<Message> message = |
| WriteMessage(/* same_group */ false, array_object, ILLEGAL_PORT, |
| Message::kNormalPriority); |
| |
| // Read object back from the snapshot. |
| ReadMessage(thread, message.get()); |
| } |
| timer.Stop(); |
| int64_t elapsed_time = timer.TotalElapsedTime(); |
| benchmark->set_score(elapsed_time); |
| } |
| |
| BENCHMARK(LargeMap) { |
| const char* kScript = |
| "makeMap() {\n" |
| " Map m = {};\n" |
| " for (int i = 0; i < 100000; ++i) m[i*13+i*(i>>7)] = i;\n" |
| " return m;\n" |
| "}"; |
| Dart_Handle h_lib = TestCase::LoadTestScript(kScript, nullptr); |
| EXPECT_VALID(h_lib); |
| Dart_Handle h_result = Dart_Invoke(h_lib, NewString("makeMap"), 0, nullptr); |
| EXPECT_VALID(h_result); |
| TransitionNativeToVM transition(thread); |
| StackZone zone(thread); |
| Instance& map = Instance::Handle(); |
| map ^= Api::UnwrapHandle(h_result); |
| const intptr_t kLoopCount = 100; |
| Timer timer; |
| timer.Start(); |
| for (intptr_t i = 0; i < kLoopCount; i++) { |
| StackZone zone(thread); |
| std::unique_ptr<Message> message = WriteMessage( |
| /* same_group */ false, map, ILLEGAL_PORT, Message::kNormalPriority); |
| |
| // Read object back from the snapshot. |
| ReadMessage(thread, message.get()); |
| } |
| timer.Stop(); |
| int64_t elapsed_time = timer.TotalElapsedTime(); |
| benchmark->set_score(elapsed_time); |
| } |
| |
| BENCHMARK_MEMORY(InitialRSS) { |
| benchmark->set_score(bin::Process::MaxRSS()); |
| } |
| |
| } // namespace dart |