v8/test/benchmarks/cpp/cppgc/benchmark_utils.h
Michael Lippautz 3eae9d57ef cppgc: Initialize benchmark process only once
Otherwise, DCHECKs complain that the PageAllocator used for the
GlobalGCInfoTable may differ when setting up the platform repeatedly
through benchmarking SetUp().

Change-Id: I7e87e8c9d8c283105e1bd75a4cd176df7f304315
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3283075
Reviewed-by: Omer Katz <omerkatz@chromium.org>
Commit-Queue: Michael Lippautz <mlippautz@chromium.org>
Cr-Commit-Position: refs/heads/main@{#77920}
2021-11-16 13:15:44 +00:00

45 lines
1.2 KiB
C++

// Copyright 2020 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef TEST_BENCHMARK_CPP_CPPGC_BENCHMARK_UTILS_H_
#define TEST_BENCHMARK_CPP_CPPGC_BENCHMARK_UTILS_H_
#include "include/cppgc/heap.h"
#include "test/unittests/heap/cppgc/test-platform.h"
#include "third_party/google_benchmark/src/include/benchmark/benchmark.h"
namespace cppgc {
namespace internal {
namespace testing {
class BenchmarkWithHeap : public benchmark::Fixture {
public:
static void InitializeProcess();
static void ShutdownProcess();
protected:
void SetUp(::benchmark::State& state) override {
heap_ = cppgc::Heap::Create(GetPlatform());
}
void TearDown(::benchmark::State& state) override { heap_.reset(); }
cppgc::Heap& heap() const { return *heap_.get(); }
private:
static std::shared_ptr<testing::TestPlatform> GetPlatform() {
return platform_;
}
static std::shared_ptr<testing::TestPlatform> platform_;
std::unique_ptr<cppgc::Heap> heap_;
};
} // namespace testing
} // namespace internal
} // namespace cppgc
#endif // TEST_BENCHMARK_CPP_CPPGC_BENCHMARK_UTILS_H_