1 /*
2 * Copyright (c) 2009, 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 CXXBLAS_LEVEL1_AXPY_H
34 #define CXXBLAS_LEVEL1_AXPY_H 1
35
36 #include <cxxblas/typedefs.h>
37
38 #define HAVE_CXXBLAS_AXPY 1
39
40 namespace cxxblas {
41
42 template <typename IndexType, typename ALPHA, typename X, typename Y>
43 void
44 axpy(IndexType n, const ALPHA &alpha, const X *x, IndexType incX,
45 Y *y, IndexType incY);
46
47 #ifdef HAVE_CBLAS
48 // saxpy
49 template <typename IndexType>
50 typename If<IndexType>::isBlasCompatibleInteger
51 axpy(IndexType n, const float &alpha,
52 const float *x, IndexType incX,
53 float *y, IndexType incY);
54
55 // daxpy
56 template <typename IndexType>
57 typename If<IndexType>::isBlasCompatibleInteger
58 axpy(IndexType n, const double &alpha,
59 const double *x, IndexType incX,
60 double *y, IndexType incY);
61
62 // caxpy
63 template <typename IndexType>
64 typename If<IndexType>::isBlasCompatibleInteger
65 axpy(IndexType n, const ComplexFloat &alpha,
66 const ComplexFloat *x, IndexType incX,
67 ComplexFloat *y, IndexType incY);
68
69 // zaxpy
70 template <typename IndexType>
71 typename If<IndexType>::isBlasCompatibleInteger
72 axpy(IndexType n, const ComplexDouble &alpha,
73 const ComplexDouble *x, IndexType incX,
74 ComplexDouble *y, IndexType incY);
75
76 #endif // HAVE_CBLAS
77
78 } // namespace cxxblas
79
80 #endif // CXXBLAS_LEVEL1_AXPY_H
2 * Copyright (c) 2009, 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 CXXBLAS_LEVEL1_AXPY_H
34 #define CXXBLAS_LEVEL1_AXPY_H 1
35
36 #include <cxxblas/typedefs.h>
37
38 #define HAVE_CXXBLAS_AXPY 1
39
40 namespace cxxblas {
41
42 template <typename IndexType, typename ALPHA, typename X, typename Y>
43 void
44 axpy(IndexType n, const ALPHA &alpha, const X *x, IndexType incX,
45 Y *y, IndexType incY);
46
47 #ifdef HAVE_CBLAS
48 // saxpy
49 template <typename IndexType>
50 typename If<IndexType>::isBlasCompatibleInteger
51 axpy(IndexType n, const float &alpha,
52 const float *x, IndexType incX,
53 float *y, IndexType incY);
54
55 // daxpy
56 template <typename IndexType>
57 typename If<IndexType>::isBlasCompatibleInteger
58 axpy(IndexType n, const double &alpha,
59 const double *x, IndexType incX,
60 double *y, IndexType incY);
61
62 // caxpy
63 template <typename IndexType>
64 typename If<IndexType>::isBlasCompatibleInteger
65 axpy(IndexType n, const ComplexFloat &alpha,
66 const ComplexFloat *x, IndexType incX,
67 ComplexFloat *y, IndexType incY);
68
69 // zaxpy
70 template <typename IndexType>
71 typename If<IndexType>::isBlasCompatibleInteger
72 axpy(IndexType n, const ComplexDouble &alpha,
73 const ComplexDouble *x, IndexType incX,
74 ComplexDouble *y, IndexType incY);
75
76 #endif // HAVE_CBLAS
77
78 } // namespace cxxblas
79
80 #endif // CXXBLAS_LEVEL1_AXPY_H