fft-benchmark/cuda_fft.h

#ifndef CUDA_FFT_H
#define CUDA_FFT_H

#include <cufft.h>

#include "utilities.h"

#define CUDA_SAFE_CALL( call) do { \
cudaError_t err = call; \
if (cudaSuccess != err) { \
fprintf(stderr, "Cuda error in file '%s' in line %i : %s.\n", \
__FILE__, __LINE__, cudaGetErrorString( err) ); \
exit(EXIT_FAILURE); \
} \
} while (0)

#define CUFFT_SAFE_CALL( call) do { \
cufftResult err = call; \
if (err != CUFFT_SUCCESS) { \
fprintf(stderr, "Cufft error in file '%s' in line %i : %s.\n", \
__FILE__, __LINE__, "error" ); \
exit(EXIT_FAILURE); \
} \
} while (0)

typedef bool (*CudaBenchmarkFunc) (cufftComplex *dev_mem, cufftComplex *dev_out_mem, int n_dims, size_t *dims, int n_runs, Timer *timer);

void loop_data_cuda (const char *vendor, CudaBenchmarkFunc func, int n_devices, OutputType outputType, TimeEntry *time_entries);
bool compute_cuda_fft (cufftComplex *dev_mem, cufftComplex *out_mem, int n_dims, size_t *dims, int n_runs, Timer *timer);
double sum_of_absolute_differences_complex (cufftComplex *a, cufftComplex *b, int n, bool scale);

#endif