1 /*
2 * Copyright (c) 2011, 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 /* Based on
34 *
35 SUBROUTINE DLAQR5( WANTT, WANTZ, KACC22, N, KTOP, KBOT, NSHFTS,
36 $ SR, SI, H, LDH, ILOZ, IHIZ, Z, LDZ, V, LDV, U,
37 $ LDU, NV, WV, LDWV, NH, WH, LDWH )
38 *
39 * -- LAPACK auxiliary routine (version 3.3.0) --
40 * -- LAPACK is a software package provided by Univ. of Tennessee, --
41 * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
42 * November 2010
43 */
44
45 #ifndef FLENS_LAPACK_EIG_LAQR5_H
46 #define FLENS_LAPACK_EIG_LAQR5_H 1
47
48 #include <flens/matrixtypes/matrixtypes.h>
49 #include <flens/vectortypes/vectortypes.h>
50
51 namespace flens { namespace lapack {
52
53 //== laqr5 =====================================================================
54 template <typename IndexType, typename VSR, typename VSI, typename MH,
55 typename MZ, typename MV, typename MU, typename MWV, typename MWH>
56 void
57 laqr5(bool wantT,
58 bool wantZ,
59 IndexType kacc22,
60 IndexType kTop,
61 IndexType kBot,
62 IndexType nShifts,
63 DenseVector<VSR> &sr,
64 DenseVector<VSI> &si,
65 GeMatrix<MH> &H,
66 IndexType iLoZ,
67 IndexType iHiZ,
68 GeMatrix<MZ> &Z,
69 GeMatrix<MV> &V,
70 GeMatrix<MU> &U,
71 GeMatrix<MWV> &WV,
72 GeMatrix<MWH> &WH);
73
74 //-- forwarding ----------------------------------------------------------------
75 template <typename IndexType, typename VSR, typename VSI, typename MH,
76 typename MZ, typename MV, typename MU, typename MWV, typename MWH>
77 void
78 laqr5(bool wantT,
79 bool wantZ,
80 IndexType kacc22,
81 IndexType kTop,
82 IndexType kBot,
83 IndexType nShifts,
84 VSR &&sr,
85 VSI &&si,
86 MH &&H,
87 IndexType iLoZ,
88 IndexType iHiZ,
89 MZ &&Z,
90 MV &&V,
91 MU &&U,
92 MWV &&WV,
93 MWH &&WH);
94
95 } } // namespace lapack, flens
96
97 #endif // FLENS_LAPACK_EIG_LAQR5_H
2 * Copyright (c) 2011, 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 /* Based on
34 *
35 SUBROUTINE DLAQR5( WANTT, WANTZ, KACC22, N, KTOP, KBOT, NSHFTS,
36 $ SR, SI, H, LDH, ILOZ, IHIZ, Z, LDZ, V, LDV, U,
37 $ LDU, NV, WV, LDWV, NH, WH, LDWH )
38 *
39 * -- LAPACK auxiliary routine (version 3.3.0) --
40 * -- LAPACK is a software package provided by Univ. of Tennessee, --
41 * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
42 * November 2010
43 */
44
45 #ifndef FLENS_LAPACK_EIG_LAQR5_H
46 #define FLENS_LAPACK_EIG_LAQR5_H 1
47
48 #include <flens/matrixtypes/matrixtypes.h>
49 #include <flens/vectortypes/vectortypes.h>
50
51 namespace flens { namespace lapack {
52
53 //== laqr5 =====================================================================
54 template <typename IndexType, typename VSR, typename VSI, typename MH,
55 typename MZ, typename MV, typename MU, typename MWV, typename MWH>
56 void
57 laqr5(bool wantT,
58 bool wantZ,
59 IndexType kacc22,
60 IndexType kTop,
61 IndexType kBot,
62 IndexType nShifts,
63 DenseVector<VSR> &sr,
64 DenseVector<VSI> &si,
65 GeMatrix<MH> &H,
66 IndexType iLoZ,
67 IndexType iHiZ,
68 GeMatrix<MZ> &Z,
69 GeMatrix<MV> &V,
70 GeMatrix<MU> &U,
71 GeMatrix<MWV> &WV,
72 GeMatrix<MWH> &WH);
73
74 //-- forwarding ----------------------------------------------------------------
75 template <typename IndexType, typename VSR, typename VSI, typename MH,
76 typename MZ, typename MV, typename MU, typename MWV, typename MWH>
77 void
78 laqr5(bool wantT,
79 bool wantZ,
80 IndexType kacc22,
81 IndexType kTop,
82 IndexType kBot,
83 IndexType nShifts,
84 VSR &&sr,
85 VSI &&si,
86 MH &&H,
87 IndexType iLoZ,
88 IndexType iHiZ,
89 MZ &&Z,
90 MV &&V,
91 MU &&U,
92 MWV &&WV,
93 MWH &&WH);
94
95 } } // namespace lapack, flens
96
97 #endif // FLENS_LAPACK_EIG_LAQR5_H