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author | shmel1k <shmel1k@ydb.tech> | 2022-09-02 12:44:59 +0300 |
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committer | shmel1k <shmel1k@ydb.tech> | 2022-09-02 12:44:59 +0300 |
commit | 90d450f74722da7859d6f510a869f6c6908fd12f (patch) | |
tree | 538c718dedc76cdfe37ad6d01ff250dd930d9278 /contrib/libs/clapack/dlartv.c | |
parent | 01f64c1ecd0d4ffa9e3a74478335f1745f26cc75 (diff) | |
download | ydb-90d450f74722da7859d6f510a869f6c6908fd12f.tar.gz |
[] add metering mode to CLI
Diffstat (limited to 'contrib/libs/clapack/dlartv.c')
-rw-r--r-- | contrib/libs/clapack/dlartv.c | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/contrib/libs/clapack/dlartv.c b/contrib/libs/clapack/dlartv.c new file mode 100644 index 0000000000..6519c552fa --- /dev/null +++ b/contrib/libs/clapack/dlartv.c @@ -0,0 +1,106 @@ +/* dlartv.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 dlartv_(integer *n, doublereal *x, integer *incx, + doublereal *y, integer *incy, doublereal *c__, doublereal *s, integer + *incc) +{ + /* System generated locals */ + integer i__1; + + /* Local variables */ + integer i__, ic, ix, iy; + doublereal xi, yi; + + +/* -- LAPACK auxiliary routine (version 3.2) -- */ +/* Univ. of Tennessee, Univ. of California Berkeley and NAG Ltd.. */ +/* November 2006 */ + +/* .. Scalar Arguments .. */ +/* .. */ +/* .. Array Arguments .. */ +/* .. */ + +/* Purpose */ +/* ======= */ + +/* DLARTV applies a vector of real plane rotations to elements of the */ +/* real vectors x and y. For i = 1,2,...,n */ + +/* ( x(i) ) := ( c(i) s(i) ) ( x(i) ) */ +/* ( y(i) ) ( -s(i) c(i) ) ( y(i) ) */ + +/* Arguments */ +/* ========= */ + +/* N (input) INTEGER */ +/* The number of plane rotations to be applied. */ + +/* X (input/output) DOUBLE PRECISION array, */ +/* dimension (1+(N-1)*INCX) */ +/* The vector x. */ + +/* INCX (input) INTEGER */ +/* The increment between elements of X. INCX > 0. */ + +/* Y (input/output) DOUBLE PRECISION array, */ +/* dimension (1+(N-1)*INCY) */ +/* The vector y. */ + +/* INCY (input) INTEGER */ +/* The increment between elements of Y. INCY > 0. */ + +/* C (input) DOUBLE PRECISION array, dimension (1+(N-1)*INCC) */ +/* The cosines of the plane rotations. */ + +/* S (input) DOUBLE PRECISION array, dimension (1+(N-1)*INCC) */ +/* The sines of the plane rotations. */ + +/* INCC (input) INTEGER */ +/* The increment between elements of C and S. INCC > 0. */ + +/* ===================================================================== */ + +/* .. Local Scalars .. */ +/* .. */ +/* .. Executable Statements .. */ + + /* Parameter adjustments */ + --s; + --c__; + --y; + --x; + + /* Function Body */ + ix = 1; + iy = 1; + ic = 1; + i__1 = *n; + for (i__ = 1; i__ <= i__1; ++i__) { + xi = x[ix]; + yi = y[iy]; + x[ix] = c__[ic] * xi + s[ic] * yi; + y[iy] = c__[ic] * yi - s[ic] * xi; + ix += *incx; + iy += *incy; + ic += *incc; +/* L10: */ + } + return 0; + +/* End of DLARTV */ + +} /* dlartv_ */ |