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paddlepaddle--paddle/paddle/cinn/utils/profiler.h
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2026-07-13 12:40:42 +08:00

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// Copyright (c) 2022 CINN Authors. All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#pragma once
#include <functional>
#include <string>
#ifdef CINN_WITH_NVTX
#include <nvToolsExt.h>
#endif
#include "glog/logging.h"
#include "paddle/cinn/utils/event.h"
namespace cinn {
namespace utils {
enum class ProfilerState {
kDisabled, // disabled state
kCPU, // CPU profiling state
kCUDA, // GPU profiling state
kAll
};
class ProfilerHelper {
public:
static ProfilerState g_state;
static void EnableAll() { g_state = ProfilerState::kAll; }
static void EnableCPU() { g_state = ProfilerState::kCPU; }
static void EnableCUDA() { g_state = ProfilerState::kCUDA; }
static bool IsEnable() {
UpdateState();
return ProfilerHelper::g_state != ProfilerState::kDisabled;
}
static bool IsEnableCPU() {
UpdateState();
return ProfilerHelper::g_state == ProfilerState::kAll ||
ProfilerHelper::g_state == ProfilerState::kCPU;
}
static bool IsEnableCUDA() {
UpdateState();
return ProfilerHelper::g_state == ProfilerState::kAll ||
ProfilerHelper::g_state == ProfilerState::kCUDA;
}
static void UpdateState();
};
class RecordEvent {
using CallBack = std::function<void()>;
public:
explicit RecordEvent(const std::string& name,
EventType type = EventType::kOrdinary);
void End();
~RecordEvent() { End(); }
private:
CallBack call_back_;
};
void SynchronizeAllDevice();
void ProfilerStart();
void ProfilerStop();
void ProfilerRangePush(const std::string& name);
void ProfilerRangePop();
} // namespace utils
} // namespace cinn