aboutsummaryrefslogtreecommitdiff
path: root/matrix/cuda_helper.h
blob: cedc643a83dfaf263e78a9fc041b759c2f7d0c41 (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
#ifndef NERV_CUDA_HELPER_H
#define NERV_CUDA_HELPER_H
#define CUBLAS_SAFE_CALL(call) \
    do { \
        cublasStatus_t  err = (call); \
        if (err != CUBLAS_STATUS_SUCCESS) \
            nerv_error(L, "cumatrix cublas error: %s", cublasGetErrorString(err)); \
    } while (0)

#define CUDA_SAFE_CALL(call) \
    do { \
        cudaError_t err = (call); \
        if (err != cudaSuccess) \
            nerv_error(L, "cumatrix CUDA error: %s", cudaGetErrorString(err)); \
    } while (0)

#define CUDA_SAFE_SYNC_CALL(call) \
    do { \
        CUDA_SAFE_CALL(call); \
        cudaDeviceSynchronize(); \
    } while (0)

#define CHECK_SAME_DIMENSION(a, b) \
    do { \
        if (!(a->nrow == b->nrow && a->ncol == b->ncol)) \
            nerv_error(L, "matrices should be of the same dimension"); \
    } while (0)

static const char *cublasGetErrorString(cublasStatus_t err) {
    switch (err)
    {
        case CUBLAS_STATUS_SUCCESS:
            return "CUBLAS_STATUS_SUCCESS";
        case CUBLAS_STATUS_NOT_INITIALIZED:
            return "CUBLAS_STATUS_NOT_INITIALIZED";
        case CUBLAS_STATUS_ALLOC_FAILED:
            return "CUBLAS_STATUS_ALLOC_FAILED";
        case CUBLAS_STATUS_INVALID_VALUE:
            return "CUBLAS_STATUS_INVALID_VALUE";
        case CUBLAS_STATUS_ARCH_MISMATCH:
            return "CUBLAS_STATUS_ARCH_MISMATCH";
        case CUBLAS_STATUS_MAPPING_ERROR:
            return "CUBLAS_STATUS_MAPPING_ERROR";
        case CUBLAS_STATUS_EXECUTION_FAILED:
            return "CUBLAS_STATUS_EXECUTION_FAILED";
        case CUBLAS_STATUS_INTERNAL_ERROR:
            return "CUBLAS_STATUS_INTERNAL_ERROR";
        case CUBLAS_STATUS_NOT_SUPPORTED:
            return "CUBLAS_STATUS_NOT_SUPPORTED";
        case CUBLAS_STATUS_LICENSE_ERROR:
            return "CUBLAS_STATUS_LICENSE_ERROR";
    }
    return "<unknown>";
}
#endif