1
/* ---------------------------------------------------------------------
3
* -- Automatically Tuned Linear Algebra Software (ATLAS)
4
* (C) Copyright 2000 All Rights Reserved
6
* -- ATLAS routine -- Version 3.2 -- December 15, 2000
8
* -- Suggestions, comments, bugs reports should be sent to the follo-
9
* wing e-mail address: atlas@cs.utk.edu
11
* Author : Antoine P. Petitet
12
* University of Tennessee - Innovative Computing Laboratory
13
* Knoxville TN, 37996-1301, USA.
15
* ---------------------------------------------------------------------
17
* -- Copyright notice and Licensing terms:
19
* Redistribution and use in source and binary forms, with or without
20
* modification, are permitted provided that the following conditions
23
* 1. Redistributions of source code must retain the above copyright
24
* notice, this list of conditions and the following disclaimer.
25
* 2. Redistributions in binary form must reproduce the above copyright
26
* notice, this list of conditions, and the following disclaimer in
27
* the documentation and/or other materials provided with the distri-
29
* 3. The name of the University, the ATLAS group, or the names of its
30
* contributors may not be used to endorse or promote products deri-
31
* ved from this software without specific written permission.
35
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
36
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
37
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
38
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY
39
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE-
40
* CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
41
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
42
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEO-
43
* RY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (IN-
44
* CLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
45
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
47
* ---------------------------------------------------------------------
52
#include "atlas_refmisc.h"
53
#include "atlas_reflvl2.h"
54
#include "atlas_reflevel2.h"
72
* ATL_crefhpr2L( ... )
76
* ATL_crefhpr2( AtlasLower, ... )
78
* See ATL_crefhpr2 for details.
80
* ---------------------------------------------------------------------
83
* .. Local Variables ..
85
register float t0_i, t0_r, t1_i, t1_r;
86
int i, iaij, incx2 = 2 * INCX, incy2 = 2 * INCY,
87
ix, iy, j, jaj, jx, jy, lda2 = ( LDA << 1 );
89
* .. Executable Statements ..
92
for( j = 0, jaj = 0, jx = 0, jy = 0; j < N; j++, jx += incx2, jy += incy2 )
94
Mmul( ALPHA[0], ALPHA[1], Y[jy], -Y[jy+1], t0_r, t0_i );
95
Mmul( ALPHA[0], -ALPHA[1], X[jx], -X[jx+1], t1_r, t1_i );
96
Mset( A[jaj] + X[jx] * t0_r - X[jx+1] * t0_i +
97
Y[jy] * t1_r - Y[jy+1] * t1_i, ATL_sZERO,
99
for( i = j+1, iaij = jaj+2, ix = jx + incx2, iy = jy + incy2;
100
i < N; i++, iaij += 2, ix += incx2, iy += incy2 )
102
Mmla( X[ix], X[ix+1], t0_r, t0_i, A[iaij], A[iaij+1] );
103
Mmla( Y[iy], Y[iy+1], t1_r, t1_i, A[iaij], A[iaij+1] );
105
jaj += lda2; lda2 -= 2;
108
* End of ATL_crefhpr2L