1 /*
2 * Copyright (c) 2012, Michael Lehn
3 *
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1) Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2) Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 * 3) Neither the name of the FLENS development group nor the names of
17 * its contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 #ifndef FLENS_BLAS_LEVEL1_RSCAL_TCC
34 #define FLENS_BLAS_LEVEL1_RSCAL_TCC 1
35
36 #include <cxxblas/cxxblas.h>
37 #include <flens/aux/macros.h>
38 #include <flens/storage/storage.h>
39 #include <flens/typedefs.h>
40
41 #ifdef FLENS_DEBUG_CLOSURES
42 # include <flens/blas/blaslogon.h>
43 #else
44 # include <flens/blas/blaslogoff.h>
45 #endif
46
47 namespace flens { namespace blas {
48
49 //-- rscal (forwarding)
50 template <typename ALPHA, typename VY>
51 void
52 rscal(const ALPHA &alpha, VY &&y)
53 {
54 rscal(alpha, y);
55 }
56
57
58 //-- rscal
59 template <typename ALPHA, typename VY>
60 void
61 rscal(const ALPHA &alpha, DenseVector<VY> &y)
62 {
63 FLENS_BLASLOG_SETTAG("--> ");
64 FLENS_BLASLOG_BEGIN_RSCAL(alpha, y);
65
66 # ifdef HAVE_CXXBLAS_RSCAL
67 cxxblas::rscal(y.length(), alpha, y.data(), y.stride());
68 # else
69 ASSERT(0);
70 # endif
71
72 FLENS_BLASLOG_END;
73 FLENS_BLASLOG_UNSETTAG;
74 }
75
76 //-- gerscal
77 template <typename ALPHA, typename MB>
78 void
79 rscal(const ALPHA &alpha, GeMatrix<MB> &B)
80 {
81 FLENS_BLASLOG_SETTAG("--> ");
82 FLENS_BLASLOG_BEGIN_RSCAL(alpha, B);
83
84 # ifdef HAVE_CXXBLAS_GERSCAL
85 cxxblas::gerscal(MB::order, B.numRows(), B.numCols(),
86 alpha, B.data(), B.leadingDimension());
87 # else
88 ASSERT(0);
89 # endif
90
91 FLENS_BLASLOG_END;
92 FLENS_BLASLOG_UNSETTAG;
93 }
94
95
96 } } // namespace blas, flens
97
98 #endif // FLENS_BLAS_LEVEL1_RSCAL_TCC
2 * Copyright (c) 2012, Michael Lehn
3 *
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
8 * are met:
9 *
10 * 1) Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2) Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in
14 * the documentation and/or other materials provided with the
15 * distribution.
16 * 3) Neither the name of the FLENS development group nor the names of
17 * its contributors may be used to endorse or promote products derived
18 * from this software without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31 */
32
33 #ifndef FLENS_BLAS_LEVEL1_RSCAL_TCC
34 #define FLENS_BLAS_LEVEL1_RSCAL_TCC 1
35
36 #include <cxxblas/cxxblas.h>
37 #include <flens/aux/macros.h>
38 #include <flens/storage/storage.h>
39 #include <flens/typedefs.h>
40
41 #ifdef FLENS_DEBUG_CLOSURES
42 # include <flens/blas/blaslogon.h>
43 #else
44 # include <flens/blas/blaslogoff.h>
45 #endif
46
47 namespace flens { namespace blas {
48
49 //-- rscal (forwarding)
50 template <typename ALPHA, typename VY>
51 void
52 rscal(const ALPHA &alpha, VY &&y)
53 {
54 rscal(alpha, y);
55 }
56
57
58 //-- rscal
59 template <typename ALPHA, typename VY>
60 void
61 rscal(const ALPHA &alpha, DenseVector<VY> &y)
62 {
63 FLENS_BLASLOG_SETTAG("--> ");
64 FLENS_BLASLOG_BEGIN_RSCAL(alpha, y);
65
66 # ifdef HAVE_CXXBLAS_RSCAL
67 cxxblas::rscal(y.length(), alpha, y.data(), y.stride());
68 # else
69 ASSERT(0);
70 # endif
71
72 FLENS_BLASLOG_END;
73 FLENS_BLASLOG_UNSETTAG;
74 }
75
76 //-- gerscal
77 template <typename ALPHA, typename MB>
78 void
79 rscal(const ALPHA &alpha, GeMatrix<MB> &B)
80 {
81 FLENS_BLASLOG_SETTAG("--> ");
82 FLENS_BLASLOG_BEGIN_RSCAL(alpha, B);
83
84 # ifdef HAVE_CXXBLAS_GERSCAL
85 cxxblas::gerscal(MB::order, B.numRows(), B.numCols(),
86 alpha, B.data(), B.leadingDimension());
87 # else
88 ASSERT(0);
89 # endif
90
91 FLENS_BLASLOG_END;
92 FLENS_BLASLOG_UNSETTAG;
93 }
94
95
96 } } // namespace blas, flens
97
98 #endif // FLENS_BLAS_LEVEL1_RSCAL_TCC