asiva@google.com
c7967bd145
Use snapshots for creating isolates used in the benchmarks, that way they are not dependent on corelib source paths. R=ajohnsen@google.com, srdjan@google.com Review URL: https://codereview.chromium.org//15640002 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@23023 260f80e4-7a28-3924-810f-c04153c831b5
126 lines
3.7 KiB
C++
126 lines
3.7 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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#ifndef VM_BENCHMARK_TEST_H_
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#define VM_BENCHMARK_TEST_H_
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#include "include/dart_api.h"
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#include "vm/dart.h"
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#include "vm/globals.h"
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#include "vm/heap.h"
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#include "vm/isolate.h"
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#include "vm/object.h"
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#include "vm/zone.h"
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namespace dart {
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DECLARE_FLAG(int, code_heap_size);
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DECLARE_FLAG(int, heap_growth_space_ratio);
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// snapshot_buffer points to a snapshot if we link in a snapshot otherwise
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// it is initialized to NULL.
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namespace bin {
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extern const uint8_t* snapshot_buffer;
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}
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// The BENCHMARK macro is used for benchmarking a specific functionality
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// of the VM
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#define BENCHMARK(name) \
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void Dart_Benchmark##name(Benchmark* benchmark); \
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static Benchmark kRegister##name(Dart_Benchmark##name, #name); \
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static void Dart_BenchmarkHelper##name(Benchmark* benchmark); \
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void Dart_Benchmark##name(Benchmark* benchmark) { \
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FLAG_heap_growth_space_ratio = 100; \
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BenchmarkIsolateScope __isolate__(benchmark); \
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StackZone __zone__(benchmark->isolate()); \
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HandleScope __hs__(benchmark->isolate()); \
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Dart_BenchmarkHelper##name(benchmark); \
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} \
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static void Dart_BenchmarkHelper##name(Benchmark* benchmark)
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inline Dart_Handle NewString(const char* str) {
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return Dart_NewStringFromCString(str);
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}
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class Benchmark {
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public:
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typedef void (RunEntry)(Benchmark* benchmark);
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Benchmark(RunEntry* run, const char* name) :
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run_(run),
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name_(name),
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score_(0),
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isolate_(NULL),
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next_(NULL) {
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if (first_ == NULL) {
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first_ = this;
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} else {
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tail_->next_ = this;
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}
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tail_ = this;
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}
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// Accessors.
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const char* name() const { return name_; }
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void set_score(intptr_t value) { score_ = value; }
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intptr_t score() const { return score_; }
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Isolate* isolate() const { return reinterpret_cast<Isolate*>(isolate_); }
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Dart_Isolate CreateIsolate(const uint8_t* buffer) {
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char* err = NULL;
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isolate_ = Dart_CreateIsolate(NULL, NULL, buffer, NULL, &err);
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EXPECT(isolate_ != NULL);
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free(err);
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return isolate_;
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}
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void Run() { (*run_)(this); }
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void RunBenchmark();
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static void RunAll(const char* executable);
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static void SetExecutable(const char* arg) { executable_ = arg; }
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static const char* Executable() { return executable_; }
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private:
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static Benchmark* first_;
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static Benchmark* tail_;
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static const char* executable_;
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RunEntry* const run_;
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const char* name_;
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intptr_t score_;
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Dart_Isolate isolate_;
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Benchmark* next_;
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DISALLOW_COPY_AND_ASSIGN(Benchmark);
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};
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class BenchmarkIsolateScope {
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public:
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explicit BenchmarkIsolateScope(Benchmark* benchmark) : benchmark_(benchmark) {
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benchmark_->CreateIsolate(bin::snapshot_buffer);
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Dart_EnterScope(); // Create a Dart API scope for unit benchmarks.
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}
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~BenchmarkIsolateScope() {
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Dart_ExitScope(); // Exit the Dart API scope created for unit tests.
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ASSERT(benchmark_->isolate() == Isolate::Current());
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Dart_ShutdownIsolate();
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benchmark_ = NULL;
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}
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Benchmark* benchmark() const { return benchmark_; }
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private:
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Benchmark* benchmark_;
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DISALLOW_COPY_AND_ASSIGN(BenchmarkIsolateScope);
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};
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} // namespace dart
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#endif // VM_BENCHMARK_TEST_H_
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