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authorDeterminant <ted.sybil@gmail.com>2016-03-15 15:46:05 +0800
committerDeterminant <ted.sybil@gmail.com>2016-03-15 15:46:05 +0800
commit07fc1e2794027d44c255e1062c4491346b101a08 (patch)
tree8e7217b9c5e9570b94af5aaad3f94d1a37cfe40b /nerv/lib/matrix/generic/cumatrix.c
parenta5a4d2735b595fc9fadc9c7e91198786d3c0e078 (diff)
parente15307f071813e2eb56f7f83229b91141961325a (diff)
Merge branch 'master' of github.com:liuq901/nerv into liuq901-master
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);