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_COPY_TCC
34 #define CXXBLAS_LEVEL1_COPY_TCC 1
35
36 #include <cxxblas/aux/aux.h>
37
38 namespace cxxblas {
39
40 template <typename IndexType, typename X, typename Y>
41 void
42 copy_generic(IndexType n, const X *x, IndexType incX, Y *y, IndexType incY)
43 {
44 CXXBLAS_DEBUG_OUT("copy_generic");
45
46 for (IndexType i=0, iX=0, iY=0; i<n; ++i, iX+=incX, iY+=incY) {
47 y[iY] = x[iX];
48 }
49 }
50
51 template <typename IndexType, typename X, typename Y>
52 void
53 copy(IndexType n, const X *x, IndexType incX, Y *y, IndexType incY)
54 {
55 if (incX<0) {
56 x -= incX*(n-1);
57 }
58 if (incY<0) {
59 y -= incY*(n-1);
60 }
61 copy_generic(n, x, incX, y, incY);
62 }
63
64 #ifdef HAVE_CBLAS
65
66 // scopy
67 template <typename IndexType>
68 typename If<IndexType>::isBlasCompatibleInteger
69 copy(IndexType n, const float *x, IndexType incX, float *y, IndexType incY)
70 {
71 CXXBLAS_DEBUG_OUT("[" BLAS_IMPL "] cblas_scopy");
72
73 cblas_scopy(n, x, incX, y, incY);
74 }
75
76 // dcopy
77 template <typename IndexType>
78 typename If<IndexType>::isBlasCompatibleInteger
79 copy(IndexType n, const double *x, IndexType incX, double *y, IndexType incY)
80 {
81 CXXBLAS_DEBUG_OUT("[" BLAS_IMPL "] cblas_dcopy");
82
83 cblas_dcopy(n, x, incX, y, incY);
84 }
85
86 // ccopy
87 template <typename IndexType>
88 typename If<IndexType>::isBlasCompatibleInteger
89 copy(IndexType n, const ComplexFloat *x, IndexType incX,
90 ComplexFloat *y, IndexType incY)
91 {
92 CXXBLAS_DEBUG_OUT("[" BLAS_IMPL "] cblas_ccopy");
93
94 cblas_ccopy(n, reinterpret_cast<const float *>(x), incX,
95 reinterpret_cast<float *>(y), incY);
96
97 }
98
99 // zcopy
100 template <typename IndexType>
101 typename If<IndexType>::isBlasCompatibleInteger
102 copy(IndexType n, const ComplexDouble *x, IndexType incX,
103 ComplexDouble *y, IndexType incY)
104 {
105 CXXBLAS_DEBUG_OUT("[" BLAS_IMPL "] cblas_zcopy");
106
107 cblas_zcopy(n, reinterpret_cast<const double *>(x), incX,
108 reinterpret_cast<double *>(y), incY);
109 }
110
111 #endif // HAVE_CBLAS
112
113 } // namespace cxxblas
114
115 #endif // CXXBLAS_LEVEL1_COPY_TCC
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_COPY_TCC
34 #define CXXBLAS_LEVEL1_COPY_TCC 1
35
36 #include <cxxblas/aux/aux.h>
37
38 namespace cxxblas {
39
40 template <typename IndexType, typename X, typename Y>
41 void
42 copy_generic(IndexType n, const X *x, IndexType incX, Y *y, IndexType incY)
43 {
44 CXXBLAS_DEBUG_OUT("copy_generic");
45
46 for (IndexType i=0, iX=0, iY=0; i<n; ++i, iX+=incX, iY+=incY) {
47 y[iY] = x[iX];
48 }
49 }
50
51 template <typename IndexType, typename X, typename Y>
52 void
53 copy(IndexType n, const X *x, IndexType incX, Y *y, IndexType incY)
54 {
55 if (incX<0) {
56 x -= incX*(n-1);
57 }
58 if (incY<0) {
59 y -= incY*(n-1);
60 }
61 copy_generic(n, x, incX, y, incY);
62 }
63
64 #ifdef HAVE_CBLAS
65
66 // scopy
67 template <typename IndexType>
68 typename If<IndexType>::isBlasCompatibleInteger
69 copy(IndexType n, const float *x, IndexType incX, float *y, IndexType incY)
70 {
71 CXXBLAS_DEBUG_OUT("[" BLAS_IMPL "] cblas_scopy");
72
73 cblas_scopy(n, x, incX, y, incY);
74 }
75
76 // dcopy
77 template <typename IndexType>
78 typename If<IndexType>::isBlasCompatibleInteger
79 copy(IndexType n, const double *x, IndexType incX, double *y, IndexType incY)
80 {
81 CXXBLAS_DEBUG_OUT("[" BLAS_IMPL "] cblas_dcopy");
82
83 cblas_dcopy(n, x, incX, y, incY);
84 }
85
86 // ccopy
87 template <typename IndexType>
88 typename If<IndexType>::isBlasCompatibleInteger
89 copy(IndexType n, const ComplexFloat *x, IndexType incX,
90 ComplexFloat *y, IndexType incY)
91 {
92 CXXBLAS_DEBUG_OUT("[" BLAS_IMPL "] cblas_ccopy");
93
94 cblas_ccopy(n, reinterpret_cast<const float *>(x), incX,
95 reinterpret_cast<float *>(y), incY);
96
97 }
98
99 // zcopy
100 template <typename IndexType>
101 typename If<IndexType>::isBlasCompatibleInteger
102 copy(IndexType n, const ComplexDouble *x, IndexType incX,
103 ComplexDouble *y, IndexType incY)
104 {
105 CXXBLAS_DEBUG_OUT("[" BLAS_IMPL "] cblas_zcopy");
106
107 cblas_zcopy(n, reinterpret_cast<const double *>(x), incX,
108 reinterpret_cast<double *>(y), incY);
109 }
110
111 #endif // HAVE_CBLAS
112
113 } // namespace cxxblas
114
115 #endif // CXXBLAS_LEVEL1_COPY_TCC