mirror of
https://github.com/dart-lang/sdk
synced 2024-09-20 00:01:59 +00:00
c8f3f132ad
- Enables writing bytecode's PcDescriptors on when IA32 writes app snapshots. - Breaks word-size portability of kFull snapshots. Change-Id: I896d104260593b146ad15e1845e391ae765e60e2 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/115341 Commit-Queue: Ryan Macnak <rmacnak@google.com> Reviewed-by: Alexander Markov <alexmarkov@google.com>
739 lines
24 KiB
C++
739 lines
24 KiB
C++
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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#include "vm/benchmark_test.h"
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#include "bin/builtin.h"
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#include "bin/file.h"
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#include "bin/isolate_data.h"
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#include "bin/process.h"
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#include "bin/reference_counting.h"
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#include "bin/vmservice_impl.h"
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#include "platform/assert.h"
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#include "platform/globals.h"
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#include "vm/clustered_snapshot.h"
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#include "vm/dart_api_impl.h"
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#include "vm/stack_frame.h"
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#include "vm/timer.h"
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using dart::bin::File;
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namespace dart {
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Benchmark* Benchmark::first_ = NULL;
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Benchmark* Benchmark::tail_ = NULL;
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const char* Benchmark::executable_ = NULL;
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void Benchmark::RunAll(const char* executable) {
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SetExecutable(executable);
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Benchmark* benchmark = first_;
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while (benchmark != NULL) {
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benchmark->RunBenchmark();
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benchmark = benchmark->next_;
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}
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}
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//
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// Measure compile of all functions in dart core lib classes.
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//
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BENCHMARK(CorelibCompileAll) {
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bin::Builtin::SetNativeResolver(bin::Builtin::kBuiltinLibrary);
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bin::Builtin::SetNativeResolver(bin::Builtin::kIOLibrary);
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bin::Builtin::SetNativeResolver(bin::Builtin::kCLILibrary);
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TransitionNativeToVM transition(thread);
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StackZone zone(thread);
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HANDLESCOPE(thread);
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Timer timer(true, "Compile all of Core lib benchmark");
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timer.Start();
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const Error& error =
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Error::Handle(Library::CompileAll(/*ignore_error=*/true));
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if (!error.IsNull()) {
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OS::PrintErr("Unexpected error in CorelibCompileAll benchmark:\n%s",
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error.ToErrorCString());
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}
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timer.Stop();
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int64_t elapsed_time = timer.TotalElapsedTime();
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benchmark->set_score(elapsed_time);
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}
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// This file is created by the target //runtime/bin:dart_kernel_platform_cc
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// which is depended on by run_vm_tests.
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static char* ComputeKernelServicePath(const char* arg) {
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char buffer[2048];
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char* kernel_service_path = strdup(File::GetCanonicalPath(NULL, arg));
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EXPECT(kernel_service_path != NULL);
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const char* compiler_path = "%s%sgen%skernel_service.dill";
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const char* path_separator = File::PathSeparator();
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ASSERT(path_separator != NULL && strlen(path_separator) == 1);
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char* ptr = strrchr(kernel_service_path, *path_separator);
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while (ptr != NULL) {
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*ptr = '\0';
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Utils::SNPrint(buffer, ARRAY_SIZE(buffer), compiler_path,
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kernel_service_path, path_separator, path_separator);
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if (File::Exists(NULL, buffer)) {
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break;
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}
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ptr = strrchr(kernel_service_path, *path_separator);
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}
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free(kernel_service_path);
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if (ptr == NULL) {
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return NULL;
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}
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return strdup(buffer);
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}
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// This file is created by the target //runtime/bin:gen_kernel_bytecode_dill
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// which is depended on by run_vm_tests.
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static char* ComputeGenKernelKernelPath(const char* arg) {
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char buffer[2048];
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char* gen_kernel_path = strdup(File::GetCanonicalPath(NULL, arg));
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EXPECT(gen_kernel_path != NULL);
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const char* compiler_path = "%s%sgen_kernel_bytecode.dill";
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const char* path_separator = File::PathSeparator();
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ASSERT(path_separator != NULL && strlen(path_separator) == 1);
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char* ptr = strrchr(gen_kernel_path, *path_separator);
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while (ptr != NULL) {
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*ptr = '\0';
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Utils::SNPrint(buffer, ARRAY_SIZE(buffer), compiler_path, gen_kernel_path,
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path_separator);
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if (File::Exists(NULL, buffer)) {
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break;
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}
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ptr = strrchr(gen_kernel_path, *path_separator);
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}
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free(gen_kernel_path);
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if (ptr == NULL) {
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return NULL;
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}
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return strdup(buffer);
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}
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static int64_t GenKernelKernelBenchmark(const char* name,
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bool benchmark_load,
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bool benchmark_read_bytecode) {
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EXPECT(benchmark_load || benchmark_read_bytecode);
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bin::Builtin::SetNativeResolver(bin::Builtin::kBuiltinLibrary);
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bin::Builtin::SetNativeResolver(bin::Builtin::kIOLibrary);
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bin::Builtin::SetNativeResolver(bin::Builtin::kCLILibrary);
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bin::VmService::SetNativeResolver();
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char* dill_path = ComputeGenKernelKernelPath(Benchmark::Executable());
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File* file = File::Open(NULL, dill_path, File::kRead);
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EXPECT(file != NULL);
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bin::RefCntReleaseScope<File> rs(file);
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intptr_t kernel_buffer_size = file->Length();
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uint8_t* kernel_buffer =
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reinterpret_cast<uint8_t*>(malloc(kernel_buffer_size));
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EXPECT(kernel_buffer != NULL);
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bool read_fully = file->ReadFully(kernel_buffer, kernel_buffer_size);
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EXPECT(read_fully);
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// Enable bytecode compiler in order to read bytecode.
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// Enabling interpreter also does the trick, but it causes flaky crashes
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// as unoptimized background compiler (which is required for interpreter)
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// was not initialized when isolate was created.
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SetFlagScope<bool> sfs(&FLAG_use_bytecode_compiler, true);
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Timer timer(true, name);
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if (benchmark_load) {
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timer.Start();
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}
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Dart_Handle result =
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Dart_LoadLibraryFromKernel(kernel_buffer, kernel_buffer_size);
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EXPECT_VALID(result);
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result = Dart_FinalizeLoading(false);
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EXPECT_VALID(result);
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if (benchmark_read_bytecode && !benchmark_load) {
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timer.Start();
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}
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if (benchmark_read_bytecode) {
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result = Dart_ReadAllBytecode();
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EXPECT_VALID(result);
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}
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timer.Stop();
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int64_t elapsed_time = timer.TotalElapsedTime();
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free(dill_path);
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free(kernel_buffer);
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return elapsed_time;
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}
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BENCHMARK(GenKernelKernelLoadKernel) {
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benchmark->set_score(
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GenKernelKernelBenchmark("GenKernelKernelLoadKernel benchmark",
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/* benchmark_load */ true,
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/* benchmark_read_bytecode */ false));
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}
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BENCHMARK(GenKernelKernelReadAllBytecode) {
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benchmark->set_score(
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GenKernelKernelBenchmark("GenKernelKernelReadAllBytecode benchmark",
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/* benchmark_load */ false,
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/* benchmark_read_bytecode */ true));
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}
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BENCHMARK(GenKernelKernelCombined) {
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benchmark->set_score(
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GenKernelKernelBenchmark("GenKernelKernelCombined benchmark",
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/* benchmark_load */ true,
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/* benchmark_read_bytecode */ true));
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}
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BENCHMARK(GenKernelKernelMaxRSS) {
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GenKernelKernelBenchmark("GenKernelKernelMaxRSS benchmark",
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/* benchmark_load */ false,
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/* benchmark_read_bytecode */ true);
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benchmark->set_score(bin::Process::MaxRSS());
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}
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//
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// Measure creation of core isolate from a snapshot.
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//
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BENCHMARK(CorelibIsolateStartup) {
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const int kNumIterations = 1000;
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Timer timer(true, "CorelibIsolateStartup");
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Isolate* isolate = thread->isolate();
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Dart_ExitIsolate();
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for (int i = 0; i < kNumIterations; i++) {
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timer.Start();
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TestCase::CreateTestIsolate();
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timer.Stop();
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Dart_ShutdownIsolate();
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}
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benchmark->set_score(timer.TotalElapsedTime() / kNumIterations);
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Dart_EnterIsolate(reinterpret_cast<Dart_Isolate>(isolate));
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}
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//
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// Measure invocation of Dart API functions.
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//
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static void InitNativeFields(Dart_NativeArguments args) {
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int count = Dart_GetNativeArgumentCount(args);
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EXPECT_EQ(1, count);
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Dart_Handle recv = Dart_GetNativeArgument(args, 0);
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EXPECT_VALID(recv);
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Dart_Handle result = Dart_SetNativeInstanceField(recv, 0, 7);
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EXPECT_VALID(result);
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}
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// The specific api functions called here are a bit arbitrary. We are
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// trying to get a sense of the overhead for using the dart api.
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static void UseDartApi(Dart_NativeArguments args) {
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int count = Dart_GetNativeArgumentCount(args);
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EXPECT_EQ(3, count);
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// Get native field from receiver.
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intptr_t receiver_value;
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Dart_Handle result = Dart_GetNativeReceiver(args, &receiver_value);
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EXPECT_VALID(result);
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EXPECT_EQ(7, receiver_value);
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// Get param1.
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Dart_Handle param1 = Dart_GetNativeArgument(args, 1);
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EXPECT_VALID(param1);
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EXPECT(Dart_IsInteger(param1));
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bool fits = false;
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result = Dart_IntegerFitsIntoInt64(param1, &fits);
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EXPECT_VALID(result);
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EXPECT(fits);
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int64_t value1;
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result = Dart_IntegerToInt64(param1, &value1);
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EXPECT_VALID(result);
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EXPECT_LE(0, value1);
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EXPECT_LE(value1, 1000000);
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// Return param + receiver.field.
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Dart_SetReturnValue(args, Dart_NewInteger(value1 * receiver_value));
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}
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static Dart_NativeFunction bm_uda_lookup(Dart_Handle name,
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int argument_count,
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bool* auto_setup_scope) {
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ASSERT(auto_setup_scope != NULL);
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*auto_setup_scope = true;
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const char* cstr = NULL;
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Dart_Handle result = Dart_StringToCString(name, &cstr);
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EXPECT_VALID(result);
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if (strcmp(cstr, "init") == 0) {
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return InitNativeFields;
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} else {
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return UseDartApi;
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}
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}
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BENCHMARK(UseDartApi) {
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const int kNumIterations = 1000000;
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const char* kScriptChars =
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"import 'dart:nativewrappers';\n"
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"class Class extends NativeFieldWrapperClass1 {\n"
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" int init() native 'init';\n"
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" int method(int param1, int param2) native 'method';\n"
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"}\n"
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"\n"
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"void benchmark(int count) {\n"
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" Class c = new Class();\n"
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" c.init();\n"
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" for (int i = 0; i < count; i++) {\n"
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" c.method(i,7);\n"
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" }\n"
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"}\n";
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Dart_Handle lib = TestCase::LoadTestScript(
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kScriptChars, reinterpret_cast<Dart_NativeEntryResolver>(bm_uda_lookup),
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RESOLVED_USER_TEST_URI, false);
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Dart_Handle result = Dart_FinalizeLoading(false);
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EXPECT_VALID(result);
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Dart_Handle args[1];
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args[0] = Dart_NewInteger(kNumIterations);
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// Warmup first to avoid compilation jitters.
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result = Dart_Invoke(lib, NewString("benchmark"), 1, args);
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EXPECT_VALID(result);
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Timer timer(true, "UseDartApi benchmark");
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timer.Start();
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result = Dart_Invoke(lib, NewString("benchmark"), 1, args);
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EXPECT_VALID(result);
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timer.Stop();
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int64_t elapsed_time = timer.TotalElapsedTime();
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benchmark->set_score(elapsed_time);
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}
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static void NoopFinalizer(void* isolate_callback_data,
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Dart_WeakPersistentHandle handle,
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void* peer) {}
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//
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// Measure time accessing internal and external strings.
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//
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BENCHMARK(DartStringAccess) {
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const int kNumIterations = 10000000;
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Timer timer(true, "DartStringAccess benchmark");
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timer.Start();
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Dart_EnterScope();
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// Create strings.
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uint8_t data8[] = {'o', 'n', 'e', 0xFF};
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int external_peer_data = 123;
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intptr_t char_size;
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intptr_t str_len;
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Dart_Handle external_string = Dart_NewExternalLatin1String(
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data8, ARRAY_SIZE(data8), &external_peer_data, sizeof(data8),
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NoopFinalizer);
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Dart_Handle internal_string = NewString("two");
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// Run benchmark.
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for (int64_t i = 0; i < kNumIterations; i++) {
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EXPECT(Dart_IsString(internal_string));
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EXPECT(!Dart_IsExternalString(internal_string));
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EXPECT_VALID(external_string);
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EXPECT(Dart_IsExternalString(external_string));
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void* external_peer = NULL;
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EXPECT_VALID(Dart_StringGetProperties(external_string, &char_size, &str_len,
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&external_peer));
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EXPECT_EQ(1, char_size);
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EXPECT_EQ(4, str_len);
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EXPECT_EQ(&external_peer_data, external_peer);
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}
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Dart_ExitScope();
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timer.Stop();
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int64_t elapsed_time = timer.TotalElapsedTime();
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benchmark->set_score(elapsed_time);
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}
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static void vmservice_resolver(Dart_NativeArguments args) {}
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static Dart_NativeFunction NativeResolver(Dart_Handle name,
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int arg_count,
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bool* auto_setup_scope) {
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ASSERT(auto_setup_scope != NULL);
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*auto_setup_scope = false;
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return &vmservice_resolver;
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}
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//
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// Measure compile of all kernel Service(CFE) functions.
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//
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BENCHMARK(KernelServiceCompileAll) {
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bin::Builtin::SetNativeResolver(bin::Builtin::kBuiltinLibrary);
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bin::Builtin::SetNativeResolver(bin::Builtin::kIOLibrary);
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bin::Builtin::SetNativeResolver(bin::Builtin::kCLILibrary);
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char* dill_path = ComputeKernelServicePath(Benchmark::Executable());
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File* file = File::Open(NULL, dill_path, File::kRead);
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EXPECT(file != NULL);
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bin::RefCntReleaseScope<File> rs(file);
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intptr_t kernel_buffer_size = file->Length();
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uint8_t* kernel_buffer =
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reinterpret_cast<uint8_t*>(malloc(kernel_buffer_size));
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EXPECT(kernel_buffer != NULL);
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bool read_fully = file->ReadFully(kernel_buffer, kernel_buffer_size);
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EXPECT(read_fully);
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Dart_Handle result =
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Dart_LoadScriptFromKernel(kernel_buffer, kernel_buffer_size);
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EXPECT_VALID(result);
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Dart_Handle service_lib = Dart_LookupLibrary(NewString("dart:vmservice_io"));
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ASSERT(!Dart_IsError(service_lib));
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Dart_SetNativeResolver(
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service_lib, reinterpret_cast<Dart_NativeEntryResolver>(NativeResolver),
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NULL);
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result = Dart_FinalizeLoading(false);
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EXPECT_VALID(result);
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Timer timer(true, "Compile all of kernel service benchmark");
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timer.Start();
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#if !defined(PRODUCT)
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const bool old_flag = FLAG_background_compilation;
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FLAG_background_compilation = false;
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#endif
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result = Dart_CompileAll();
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#if !defined(PRODUCT)
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FLAG_background_compilation = old_flag;
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#endif
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EXPECT_VALID(result);
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timer.Stop();
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int64_t elapsed_time = timer.TotalElapsedTime();
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benchmark->set_score(elapsed_time);
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free(dill_path);
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free(kernel_buffer);
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}
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//
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// Measure frame lookup during stack traversal.
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//
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static void StackFrame_accessFrame(Dart_NativeArguments args) {
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Timer timer(true, "LookupDartCode benchmark");
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timer.Start();
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{
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Thread* thread = Thread::Current();
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TransitionNativeToVM transition(thread);
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const int kNumIterations = 100;
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Code& code = Code::Handle(thread->zone());
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Bytecode& bytecode = Bytecode::Handle(thread->zone());
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for (int i = 0; i < kNumIterations; i++) {
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StackFrameIterator frames(ValidationPolicy::kDontValidateFrames, thread,
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StackFrameIterator::kNoCrossThreadIteration);
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StackFrame* frame = frames.NextFrame();
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while (frame != NULL) {
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if (frame->IsStubFrame()) {
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code = frame->LookupDartCode();
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EXPECT(code.function() == Function::null());
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} else if (frame->IsDartFrame()) {
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if (frame->is_interpreted()) {
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bytecode = frame->LookupDartBytecode();
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EXPECT(bytecode.function() != Function::null());
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} else {
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code = frame->LookupDartCode();
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EXPECT(code.function() != Function::null());
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}
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}
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frame = frames.NextFrame();
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}
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}
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}
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timer.Stop();
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int64_t elapsed_time = timer.TotalElapsedTime();
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Dart_SetReturnValue(args, Dart_NewInteger(elapsed_time));
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}
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static Dart_NativeFunction StackFrameNativeResolver(Dart_Handle name,
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int arg_count,
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bool* auto_setup_scope) {
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ASSERT(auto_setup_scope != NULL);
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*auto_setup_scope = false;
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return &StackFrame_accessFrame;
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}
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// Unit test case to verify stack frame iteration.
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BENCHMARK(FrameLookup) {
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const char* kScriptChars =
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"class StackFrame {"
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" static int accessFrame() native \"StackFrame_accessFrame\";"
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"} "
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"class First {"
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" First() { }"
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" int method1(int param) {"
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" if (param == 1) {"
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" param = method2(200);"
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" } else {"
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" param = method2(100);"
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" }"
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" return param;"
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" }"
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" int method2(int param) {"
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" if (param == 200) {"
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" return First.staticmethod(this, param);"
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" } else {"
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" return First.staticmethod(this, 10);"
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" }"
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" }"
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" static int staticmethod(First obj, int param) {"
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" if (param == 10) {"
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" return obj.method3(10);"
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" } else {"
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" return obj.method3(200);"
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" }"
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" }"
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" int method3(int param) {"
|
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" return StackFrame.accessFrame();"
|
|
" }"
|
|
"}"
|
|
"class StackFrameTest {"
|
|
" static int testMain() {"
|
|
" First obj = new First();"
|
|
" return obj.method1(1);"
|
|
" }"
|
|
"}";
|
|
Dart_Handle lib = TestCase::LoadTestScript(
|
|
kScriptChars,
|
|
reinterpret_cast<Dart_NativeEntryResolver>(StackFrameNativeResolver));
|
|
Dart_Handle cls = Dart_GetClass(lib, NewString("StackFrameTest"));
|
|
Dart_Handle result = Dart_Invoke(cls, NewString("testMain"), 0, NULL);
|
|
EXPECT_VALID(result);
|
|
int64_t elapsed_time = 0;
|
|
result = Dart_IntegerToInt64(result, &elapsed_time);
|
|
EXPECT_VALID(result);
|
|
benchmark->set_score(elapsed_time);
|
|
}
|
|
|
|
static uint8_t* malloc_allocator(uint8_t* ptr,
|
|
intptr_t old_size,
|
|
intptr_t new_size) {
|
|
return reinterpret_cast<uint8_t*>(realloc(ptr, new_size));
|
|
}
|
|
|
|
// Start an Isolate, load a script and create a full snapshot.
|
|
static void BenchmarkSnapshotSize(Benchmark* benchmark, const char* script) {
|
|
// Need to load the script into the dart: core library due to
|
|
// the import of dart:_internal.
|
|
TestCase::LoadCoreTestScript(script, nullptr);
|
|
|
|
Thread* thread = Thread::Current();
|
|
TransitionNativeToVM transition(thread);
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
|
|
Api::CheckAndFinalizePendingClasses(thread);
|
|
|
|
// Write snapshot with object content.
|
|
uint8_t* vm_snapshot_data_buffer = nullptr;
|
|
uint8_t* isolate_snapshot_data_buffer = nullptr;
|
|
uint8_t* vm_snapshot_text_buffer = nullptr;
|
|
uint8_t* isolate_snapshot_text_buffer = nullptr;
|
|
BlobImageWriter vm_image_writer(thread, &vm_snapshot_text_buffer,
|
|
&malloc_allocator, 2 * MB /* initial_size */,
|
|
/*shared_objects=*/nullptr,
|
|
/*shared_instructions=*/nullptr,
|
|
/*reused_instructions=*/nullptr);
|
|
BlobImageWriter isolate_image_writer(thread, &isolate_snapshot_text_buffer,
|
|
&malloc_allocator,
|
|
2 * MB /* initial_size */,
|
|
/*shared_objects=*/nullptr,
|
|
/*shared_instructions=*/nullptr,
|
|
/*reused_instructions=*/nullptr);
|
|
FullSnapshotWriter writer(Snapshot::kFull, &vm_snapshot_data_buffer,
|
|
&isolate_snapshot_data_buffer, &malloc_allocator,
|
|
&vm_image_writer, &isolate_image_writer);
|
|
writer.WriteFullSnapshot();
|
|
const Snapshot* snapshot =
|
|
Snapshot::SetupFromBuffer(isolate_snapshot_data_buffer);
|
|
ASSERT(snapshot->kind() == Snapshot::kFull);
|
|
benchmark->set_score(snapshot->length());
|
|
|
|
free(vm_snapshot_data_buffer);
|
|
free(vm_snapshot_text_buffer);
|
|
free(isolate_snapshot_data_buffer);
|
|
free(isolate_snapshot_text_buffer);
|
|
}
|
|
|
|
BENCHMARK_SIZE(CoreSnapshotSize) {
|
|
BenchmarkSnapshotSize(benchmark,
|
|
"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");
|
|
}
|
|
|
|
BENCHMARK_SIZE(StandaloneSnapshotSize) {
|
|
BenchmarkSnapshotSize(benchmark,
|
|
"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");
|
|
}
|
|
|
|
BENCHMARK(CreateMirrorSystem) {
|
|
const char* kScriptChars =
|
|
"import 'dart:mirrors';\n"
|
|
"\n"
|
|
"void benchmark() {\n"
|
|
" currentMirrorSystem();\n"
|
|
"}\n";
|
|
|
|
Dart_Handle lib = TestCase::LoadTestScript(kScriptChars, NULL);
|
|
|
|
Timer timer(true, "currentMirrorSystem() benchmark");
|
|
timer.Start();
|
|
Dart_Handle result = Dart_Invoke(lib, NewString("benchmark"), 0, NULL);
|
|
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, NULL);
|
|
{
|
|
TransitionNativeToVM transition(thread);
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Api::CheckAndFinalizePendingClasses(thread);
|
|
}
|
|
Dart_Isolate isolate = Dart_CurrentIsolate();
|
|
Timer timer(true, "Enter and Exit isolate");
|
|
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);
|
|
HANDLESCOPE(thread);
|
|
const Object& null_object = Object::Handle();
|
|
const intptr_t kLoopCount = 1000000;
|
|
Timer timer(true, "Serialize Null");
|
|
timer.Start();
|
|
for (intptr_t i = 0; i < kLoopCount; i++) {
|
|
StackZone zone(thread);
|
|
MessageWriter writer(true);
|
|
std::unique_ptr<Message> message = writer.WriteMessage(
|
|
null_object, ILLEGAL_PORT, Message::kNormalPriority);
|
|
|
|
// Read object back from the snapshot.
|
|
MessageSnapshotReader reader(message.get(), thread);
|
|
reader.ReadObject();
|
|
}
|
|
timer.Stop();
|
|
int64_t elapsed_time = timer.TotalElapsedTime();
|
|
benchmark->set_score(elapsed_time);
|
|
}
|
|
|
|
BENCHMARK(SerializeSmi) {
|
|
TransitionNativeToVM transition(thread);
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
const Integer& smi_object = Integer::Handle(Smi::New(42));
|
|
const intptr_t kLoopCount = 1000000;
|
|
Timer timer(true, "Serialize Smi");
|
|
timer.Start();
|
|
for (intptr_t i = 0; i < kLoopCount; i++) {
|
|
StackZone zone(thread);
|
|
MessageWriter writer(true);
|
|
std::unique_ptr<Message> message =
|
|
writer.WriteMessage(smi_object, ILLEGAL_PORT, Message::kNormalPriority);
|
|
|
|
// Read object back from the snapshot.
|
|
MessageSnapshotReader reader(message.get(), thread);
|
|
reader.ReadObject();
|
|
}
|
|
timer.Stop();
|
|
int64_t elapsed_time = timer.TotalElapsedTime();
|
|
benchmark->set_score(elapsed_time);
|
|
}
|
|
|
|
BENCHMARK(SimpleMessage) {
|
|
TransitionNativeToVM transition(thread);
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(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(true, "Simple Message");
|
|
timer.Start();
|
|
for (intptr_t i = 0; i < kLoopCount; i++) {
|
|
StackZone zone(thread);
|
|
MessageWriter writer(true);
|
|
std::unique_ptr<Message> message = writer.WriteMessage(
|
|
array_object, ILLEGAL_PORT, Message::kNormalPriority);
|
|
|
|
// Read object back from the snapshot.
|
|
MessageSnapshotReader reader(message.get(), thread);
|
|
reader.ReadObject();
|
|
}
|
|
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, NULL);
|
|
EXPECT_VALID(h_lib);
|
|
Dart_Handle h_result = Dart_Invoke(h_lib, NewString("makeMap"), 0, NULL);
|
|
EXPECT_VALID(h_result);
|
|
TransitionNativeToVM transition(thread);
|
|
StackZone zone(thread);
|
|
HANDLESCOPE(thread);
|
|
Instance& map = Instance::Handle();
|
|
map ^= Api::UnwrapHandle(h_result);
|
|
const intptr_t kLoopCount = 100;
|
|
Timer timer(true, "Large Map");
|
|
timer.Start();
|
|
for (intptr_t i = 0; i < kLoopCount; i++) {
|
|
StackZone zone(thread);
|
|
MessageWriter writer(true);
|
|
std::unique_ptr<Message> message =
|
|
writer.WriteMessage(map, ILLEGAL_PORT, Message::kNormalPriority);
|
|
|
|
// Read object back from the snapshot.
|
|
MessageSnapshotReader reader(message.get(), thread);
|
|
reader.ReadObject();
|
|
}
|
|
timer.Stop();
|
|
int64_t elapsed_time = timer.TotalElapsedTime();
|
|
benchmark->set_score(elapsed_time);
|
|
}
|
|
|
|
BENCHMARK_MEMORY(InitialRSS) {
|
|
benchmark->set_score(bin::Process::MaxRSS());
|
|
}
|
|
|
|
} // namespace dart
|