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path: root/nerv/lib/matrix/generic/cumatrix.c
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Diffstat (limited to 'nerv/lib/matrix/generic/cumatrix.c')
-rw-r--r--nerv/lib/matrix/generic/cumatrix.c14
1 files changed, 13 insertions, 1 deletions
diff --git a/nerv/lib/matrix/generic/cumatrix.c b/nerv/lib/matrix/generic/cumatrix.c
index 6d84663..bc5f285 100644
--- a/nerv/lib/matrix/generic/cumatrix.c
+++ b/nerv/lib/matrix/generic/cumatrix.c
@@ -515,7 +515,7 @@ void nerv_matrix_(prefixsum_row)(Matrix *a, const Matrix *b,
NERV_SET_STATUS(status, NERV_NORMAL, 0);
}
-void nerv_matrix_(diagonalize)(Matrix *a, CuContext * context, Status *status) {
+void nerv_matrix_(diagonalize)(Matrix *a, CuContext *context, Status *status) {
if (a->nrow != a->ncol)
NERV_EXIT_STATUS(status, MAT_MISMATCH_DIM, 0);
PROFILE_START
@@ -524,6 +524,18 @@ void nerv_matrix_(diagonalize)(Matrix *a, CuContext * context, Status *status) {
NERV_SET_STATUS(status, NERV_NORMAL, 0);
}
+void nerv_matrix_(set_values_by_mask)(Matrix *a, const Matrix *b, double val,
+ CuContext *context, Status *status) {
+ if (a->nrow != b->nrow)
+ NERV_EXIT_STATUS(status, MAT_MISMATCH_DIM, 0);
+ if (b->ncol != 1)
+ NERV_EXIT_STATUS(status, MAT_COL_VECTOR_EXP, 0);
+ PROFILE_START
+ cudak_(cuda_set_values_by_mask)(b, a, val);
+ PROFILE_STOP
+ NERV_SET_STATUS(status, NERV_NORMAL, 0);
+}
+
static void cuda_matrix_(free)(MATRIX_ELEM *ptr, CuContext *context, Status *status) {
CUDA_SAFE_SYNC_CALL(cudaFree(ptr), status);
NERV_SET_STATUS(status, NERV_NORMAL, 0);