1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
|
/* clacgv.f -- translated by f2c (version 20061008).
You must link the resulting object file with libf2c:
on Microsoft Windows system, link with libf2c.lib;
on Linux or Unix systems, link with .../path/to/libf2c.a -lm
or, if you install libf2c.a in a standard place, with -lf2c -lm
-- in that order, at the end of the command line, as in
cc *.o -lf2c -lm
Source for libf2c is in /netlib/f2c/libf2c.zip, e.g.,
http://www.netlib.org/f2c/libf2c.zip
*/
#include "f2c.h"
#include "blaswrap.h"
/* Subroutine */ int clacgv_(integer *n, complex *x, integer *incx)
{
/* System generated locals */
integer i__1, i__2;
complex q__1;
/* Builtin functions */
void r_cnjg(complex *, complex *);
/* Local variables */
integer i__, ioff;
/* -- LAPACK auxiliary routine (version 3.2) -- */
/* Univ. of Tennessee, Univ. of California Berkeley and NAG Ltd.. */
/* November 2006 */
/* .. Scalar Arguments .. */
/* .. */
/* .. Array Arguments .. */
/* .. */
/* Purpose */
/* ======= */
/* CLACGV conjugates a complex vector of length N. */
/* Arguments */
/* ========= */
/* N (input) INTEGER */
/* The length of the vector X. N >= 0. */
/* X (input/output) COMPLEX array, dimension */
/* (1+(N-1)*abs(INCX)) */
/* On entry, the vector of length N to be conjugated. */
/* On exit, X is overwritten with conjg(X). */
/* INCX (input) INTEGER */
/* The spacing between successive elements of X. */
/* ===================================================================== */
/* .. Local Scalars .. */
/* .. */
/* .. Intrinsic Functions .. */
/* .. */
/* .. Executable Statements .. */
/* Parameter adjustments */
--x;
/* Function Body */
if (*incx == 1) {
i__1 = *n;
for (i__ = 1; i__ <= i__1; ++i__) {
i__2 = i__;
r_cnjg(&q__1, &x[i__]);
x[i__2].r = q__1.r, x[i__2].i = q__1.i;
/* L10: */
}
} else {
ioff = 1;
if (*incx < 0) {
ioff = 1 - (*n - 1) * *incx;
}
i__1 = *n;
for (i__ = 1; i__ <= i__1; ++i__) {
i__2 = ioff;
r_cnjg(&q__1, &x[ioff]);
x[i__2].r = q__1.r, x[i__2].i = q__1.i;
ioff += *incx;
/* L20: */
}
}
return 0;
/* End of CLACGV */
} /* clacgv_ */
|
