1 /*
2 * Copyright (c) 2010, 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_LEVEL2_SV_TCC
34 #define FLENS_BLAS_LEVEL2_SV_TCC
35
36 #include <flens/typedefs.h>
37
38 namespace flens { namespace blas {
39
40 //-- common interface ----------------------------------------------------------
41 template <typename MA, typename VX>
42 void
43 sv(Transpose trans, const TriangularMatrix<MA> &A, Vector<VX> &x)
44 {
45 sv(trans, A.impl(), x.impl());
46 }
47
48 //-- trsv
49 template <typename MA, typename VX>
50 void
51 sv(Transpose trans, const TrMatrix<MA> &A, DenseVector<VX> &x)
52 {
53 ASSERT(x.length()==A.dim());
54 # ifdef HAVE_CXXBLAS_TRSV
55 cxxblas::trsv(MA::order, A.upLo(),
56 trans, A.diag(),
57 A.dim(),
58 A.data(), A.leadingDimension(),
59 x.data(), x.stride());
60 # else
61 ASSERT(0);
62 # endif
63 }
64
65 } } // namespace blas, flens
66
67 #endif // FLENS_BLAS_LEVEL3_SV_TCC
2 * Copyright (c) 2010, 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_LEVEL2_SV_TCC
34 #define FLENS_BLAS_LEVEL2_SV_TCC
35
36 #include <flens/typedefs.h>
37
38 namespace flens { namespace blas {
39
40 //-- common interface ----------------------------------------------------------
41 template <typename MA, typename VX>
42 void
43 sv(Transpose trans, const TriangularMatrix<MA> &A, Vector<VX> &x)
44 {
45 sv(trans, A.impl(), x.impl());
46 }
47
48 //-- trsv
49 template <typename MA, typename VX>
50 void
51 sv(Transpose trans, const TrMatrix<MA> &A, DenseVector<VX> &x)
52 {
53 ASSERT(x.length()==A.dim());
54 # ifdef HAVE_CXXBLAS_TRSV
55 cxxblas::trsv(MA::order, A.upLo(),
56 trans, A.diag(),
57 A.dim(),
58 A.data(), A.leadingDimension(),
59 x.data(), x.stride());
60 # else
61 ASSERT(0);
62 # endif
63 }
64
65 } } // namespace blas, flens
66
67 #endif // FLENS_BLAS_LEVEL3_SV_TCC