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cuda_util.h 2.36 KB
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v1.1 alpha: add cuda hash implementation  
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#ifndef _CUDA_UTIL_H_
#define _CUDA_UTIL_H_

#if CUDART_VERSION >= 4000
#define CUDA_DEVICE_SYNCHRONIZE( )   cudaDeviceSynchronize();
#else
#define CUDA_DEVICE_SYNCHRONIZE( )   cudaThreadSynchronize();
#endif

#  define CUDA_SAFE_CALL_NO_SYNC( call) {                                    \
    cudaError err = call;                                                    \
    if( cudaSuccess != err) {                                                \
        fprintf(stderr, "Cuda error in file '%s' in line %i : %s.\n",        \
                __FILE__, __LINE__, cudaGetErrorString( err) );              \
        exit(EXIT_FAILURE);                                                  \
    } }

#  define CUDA_SAFE_CALL( call)     CUDA_SAFE_CALL_NO_SYNC(call);

//! Check for CUDA error
#ifdef _DEBUG
#  define CUDA_CHECK_ERROR(errorMessage) {                                    \
    cudaError_t err = cudaGetLastError();                                    \
    if( cudaSuccess != err) {                                                \
        fprintf(stderr, "Cuda error: %s in file '%s' in line %i : %s.\n",    \
                errorMessage, __FILE__, __LINE__, cudaGetErrorString( err) );\
        exit(EXIT_FAILURE);                                                  \
    }                                                                        \
    err = CUDA_DEVICE_SYNCHRONIZE();                                           \
    if( cudaSuccess != err) {                                                \
        fprintf(stderr, "Cuda error: %s in file '%s' in line %i : %s.\n",    \
                errorMessage, __FILE__, __LINE__, cudaGetErrorString( err) );\
        exit(EXIT_FAILURE);                                                  \
    }                                                                        \
    }
#else
#  define CUDA_CHECK_ERROR(errorMessage) {                                    \
    cudaError_t err = cudaGetLastError();                                    \
    if( cudaSuccess != err) {                                                \
        fprintf(stderr, "Cuda error: %s in file '%s' in line %i : %s.\n",    \
                errorMessage, __FILE__, __LINE__, cudaGetErrorString( err) );\
        exit(EXIT_FAILURE);                                                  \
    }                                                                        \
    }
#endif

#endif