Bugs in magma_<t>cuspmm (magma 1.6)
Posted: Tue Nov 18, 2014 5:18 am
Hi @ all,
i've used the function named in the topic (magma_<t>cuspmm - magma/sparse-iter/src/magma_scuspmm.cpp). And i think there is a little Bug (look at the numbers of rows and cols from A and B):
Line 124:
shouldn't it be the follwing (see http://docs.nvidia.com/cuda/cusparse/in ... gt-csrgemm):
same in line 148:
substitute with the following (see http://docs.nvidia.com/cuda/cusparse/in ... gt-csrgemm):
i've used the function named in the topic (magma_<t>cuspmm - magma/sparse-iter/src/magma_scuspmm.cpp). And i think there is a little Bug (look at the numbers of rows and cols from A and B):
Line 124:
Code: Select all
cusparseXcsrgemmNnz(handle, CUSPARSE_OPERATION_NON_TRANSPOSE,
CUSPARSE_OPERATION_NON_TRANSPOSE,
A.num_rows, A.num_rows, A.num_rows,
descrA, A.nnz, A.drow, A.dcol,
descrB, B.nnz, B.drow, B.dcol,
descrC, C.drow, nnzTotalDevHostPtr );
Code: Select all
cusparseXcsrgemmNnz(handle, CUSPARSE_OPERATION_NON_TRANSPOSE,
CUSPARSE_OPERATION_NON_TRANSPOSE,
A.num_rows, B.num_cols, A.num_cols,
descrA, A.nnz, A.drow, A.dcol,
descrB, B.nnz, B.drow, B.dcol,
descrC, C.drow, nnzTotalDevHostPtr );
Code: Select all
cusparseScsrgemm(handle, CUSPARSE_OPERATION_NON_TRANSPOSE,
CUSPARSE_OPERATION_NON_TRANSPOSE,
A.num_rows, A.num_rows, A.num_rows,
descrA, A.nnz,
A.dval, A.drow, A.dcol,
descrB, B.nnz,
B.dval, B.drow, B.dcol,
descrC,
C.dval, C.drow, C.dcol);
Code: Select all
cusparseScsrgemm(handle, CUSPARSE_OPERATION_NON_TRANSPOSE,
CUSPARSE_OPERATION_NON_TRANSPOSE,
A.num_rows, B.num_cols, A.num_cols,
descrA, A.nnz,
A.dval, A.drow, A.dcol,
descrB, B.nnz,
B.dval, B.drow, B.dcol,
descrC,
C.dval, C.drow, C.dcol);