/* * SPDX-FileCopyrightText: Copyright (c) 2009-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved. * SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception * * 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. * * Licensed under the Apache License v2.0 with LLVM Exceptions. * See https://nvidia.github.io/NVTX/LICENSE.txt for license information. */ #if defined(NVTX_AS_SYSTEM_HEADER) #if defined(__clang__) #pragma clang system_header #elif defined(__GNUC__) || defined(__NVCOMPILER) #pragma GCC system_header #elif defined(_MSC_VER) #pragma system_header #endif #endif #include "nvToolsExt.h" #include "cuda.h" #include "driver_types.h" #ifndef NVTOOLSEXT_CUDART_V3 #define NVTOOLSEXT_CUDART_V3 #ifdef __cplusplus extern "C" { #endif /* __cplusplus */ /* ========================================================================= */ /** \name Functions for CUDA Resource Naming */ /** \addtogroup RESOURCE_NAMING * \section RESOURCE_NAMING_CUDART CUDA Runtime Resource Naming * * This section covers the API functions that allow to annotate CUDA resources * with user-provided names. * * @{ */ /* ------------------------------------------------------------------------- */ /* \cond SHOW_HIDDEN * \brief Used to build a non-colliding value for resource types separated class * \version NVTX_VERSION_2 */ #define NVTX_RESOURCE_CLASS_CUDART 5 /** \endcond */ /* ------------------------------------------------------------------------- */ /** \brief Resource types for CUDART */ typedef enum nvtxResourceCUDARTType_t { NVTX_RESOURCE_TYPE_CUDART_DEVICE = NVTX_RESOURCE_MAKE_TYPE(CUDART, 0), /* int device */ NVTX_RESOURCE_TYPE_CUDART_STREAM = NVTX_RESOURCE_MAKE_TYPE(CUDART, 1), /* cudaStream_t */ NVTX_RESOURCE_TYPE_CUDART_EVENT = NVTX_RESOURCE_MAKE_TYPE(CUDART, 2) /* cudaEvent_t */ } nvtxResourceCUDARTType_t; /* ------------------------------------------------------------------------- */ /** \brief Annotates a CUDA device. * * Allows the user to associate a CUDA device with a user-provided name. * * \param device - The id of the CUDA device to name. * \param name - The name of the CUDA device. * * \version NVTX_VERSION_1 * @{ */ NVTX_DECLSPEC void NVTX_API nvtxNameCudaDeviceA(int device, const char* name); NVTX_DECLSPEC void NVTX_API nvtxNameCudaDeviceW(int device, const wchar_t* name); /** @} */ /* ------------------------------------------------------------------------- */ /** \brief Annotates a CUDA stream. * * Allows the user to associate a CUDA stream with a user-provided name. * * \param stream - The handle of the CUDA stream to name. * \param name - The name of the CUDA stream. * * \version NVTX_VERSION_1 * @{ */ NVTX_DECLSPEC void NVTX_API nvtxNameCudaStreamA(cudaStream_t stream, const char* name); NVTX_DECLSPEC void NVTX_API nvtxNameCudaStreamW(cudaStream_t stream, const wchar_t* name); /** @} */ /* ------------------------------------------------------------------------- */ /** \brief Annotates a CUDA event. * * Allows the user to associate a CUDA event with a user-provided name. * * \param event - The handle of the CUDA event to name. * \param name - The name of the CUDA event. * * \version NVTX_VERSION_1 * @{ */ NVTX_DECLSPEC void NVTX_API nvtxNameCudaEventA(cudaEvent_t event, const char* name); NVTX_DECLSPEC void NVTX_API nvtxNameCudaEventW(cudaEvent_t event, const wchar_t* name); /** @} */ /** @} */ /* END RESOURCE_NAMING */ /* ========================================================================= */ #ifdef UNICODE #define nvtxNameCudaDevice nvtxNameCudaDeviceW #define nvtxNameCudaStream nvtxNameCudaStreamW #define nvtxNameCudaEvent nvtxNameCudaEventW #else #define nvtxNameCudaDevice nvtxNameCudaDeviceA #define nvtxNameCudaStream nvtxNameCudaStreamA #define nvtxNameCudaEvent nvtxNameCudaEventA #endif #ifdef __cplusplus } #endif /* __cplusplus */ #ifndef NVTX_NO_IMPL #define NVTX_IMPL_GUARD_CUDART /* Ensure other headers cannot be included directly */ #include "nvtxDetail/nvtxImplCudaRt_v3.h" #undef NVTX_IMPL_GUARD_CUDART #endif /*NVTX_NO_IMPL*/ #endif /* NVTOOLSEXT_CUDART_V3 */