nvtx_utils.cc

/*
 * Copyright (c) 2021-2023, NVIDIA CORPORATION.  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.
 */

#include <iostream>

#include "nvtx_utils.h"
#ifdef USE_NVTX
#include "nvToolsExt.h"
#endif

namespace ft_nvtx {
std::string getScope()
{
    return scope;
}
void addScope(std::string name)
{
    scope = scope + name + "/";
    return;
}
void setScope(std::string name)
{
    scope = name + "/";
    return;
}
void resetScope()
{
    scope = "";
    return;
}
void setDeviceDomain(int deviceId)
{
    domain = deviceId;
    return;
}
void resetDeviceDomain()
{
    domain = 0;
    return;
}
int getDeviceDomain()
{
    return domain;
}

bool isEnableNvtx()
{
    if (!has_read_nvtx_env) {
        static char* ft_nvtx_env_char = std::getenv("FT_NVTX");
        is_enable_ft_nvtx = (ft_nvtx_env_char != nullptr && std::string(ft_nvtx_env_char) == "ON") ? true : false;
        has_read_nvtx_env = true;
    }
    return is_enable_ft_nvtx;
}

void ftNvtxRangePush(std::string name)
{
#ifdef USE_NVTX
    nvtxStringHandle_t    nameId      = nvtxDomainRegisterStringA(NULL, (getScope() + name).c_str());
    nvtxEventAttributes_t eventAttrib = {0};
    eventAttrib.messageType           = NVTX_MESSAGE_TYPE_REGISTERED;
    eventAttrib.message.registered    = nameId;
    eventAttrib.payloadType           = NVTX_PAYLOAD_TYPE_INT32;
    eventAttrib.payload.iValue        = getDeviceDomain();
    nvtxRangePushEx(&eventAttrib);
#endif
}

void ftNvtxRangePop()
{
#ifdef USE_NVTX
    nvtxRangePop();
#endif
}

}  // namespace ft_nvtx