131 lines
4.5 KiB
C++
131 lines
4.5 KiB
C++
/******************************************************************************
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* Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* * Neither the name of the NVIDIA CORPORATION nor the
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* names of its contributors may be used to endorse or promote products
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* derived from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL NVIDIA CORPORATION BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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******************************************************************************/
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#pragma once
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/**
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* \file
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* \brief Debugging and logging functionality
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*/
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#include <stdio.h>
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namespace cutlass {
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/******************************************************************************
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* Debug and logging macros
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******************************************************************************/
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/**
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* Formats and prints the given message to stdout
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*/
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#if !defined(CUDA_LOG)
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#if !defined(__CUDA_ARCH__)
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#define CUDA_LOG(format, ...) printf(format, __VA_ARGS__)
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#else
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inline __host__ __device__ unsigned get_threadidx_x() { return threadIdx.x; }
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inline __host__ __device__ unsigned get_threadidx_y() { return threadIdx.y; }
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inline __host__ __device__ unsigned get_threadidx_z() { return threadIdx.z; }
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inline __host__ __device__ unsigned get_blockidx_x() { return blockIdx.x; }
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inline __host__ __device__ unsigned get_blockidx_y() { return blockIdx.y; }
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inline __host__ __device__ unsigned get_blockidx_z() { return blockIdx.z; }
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#define CUDA_LOG(format, ...) \
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printf("[block (%d,%d,%d), thread (%d,%d,%d)]: " format, \
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get_blockidx_x(), get_blockidx_y(), get_blockidx_z(), \
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get_threadidx_x(), get_threadidx_y(), get_threadidx_z(), \
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__VA_ARGS__);
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#endif
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#endif
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/**
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* Formats and prints the given message to stdout only if DEBUG is defined
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*/
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#if !defined(CUDA_LOG_DEBUG)
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#ifdef DEBUG
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#define CUDA_LOG_DEBUG(format, ...) CUDA_LOG(format, __VA_ARGS__)
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#else
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#define CUDA_LOG_DEBUG(format, ...)
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#endif
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#endif
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/**
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* \brief The corresponding error message is printed to \p stderr (or \p stdout in device code) along with the supplied source context.
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*
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* \return The CUDA error.
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*/
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__host__ __device__ inline cudaError_t cuda_perror_impl(
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cudaError_t error,
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const char* filename,
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int line)
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{
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(void)filename;
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(void)line;
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if (error)
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{
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#if !defined(__CUDA_ARCH__)
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fprintf(stderr, "CUDA error %d [%s, %d]: %s\n", error, filename, line, cudaGetErrorString(error));
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fflush(stderr);
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#else
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printf("CUDA error %d [%s, %d]\n", error, filename, line);
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#endif
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}
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return error;
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}
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/**
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* \brief Perror macro
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*/
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#ifndef CUDA_PERROR
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#define CUDA_PERROR(e) cuda_perror_impl((cudaError_t) (e), __FILE__, __LINE__)
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#endif
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/**
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* \brief Perror macro with exit
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*/
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#ifndef CUDA_PERROR_EXIT
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#define CUDA_PERROR_EXIT(e) if (cuda_perror_impl((cudaError_t) (e), __FILE__, __LINE__)) { exit(1); }
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#endif
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/**
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* \brief Perror macro only if DEBUG is defined
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*/
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#ifndef CUDA_PERROR_DEBUG
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#ifdef DEBUG
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#define CUDA_PERROR_DEBUG(e) CUDA_PERROR(e)
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#else
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#define CUDA_PERROR_DEBUG(e) (e)
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#endif
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#endif
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} // namespace cutlass
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