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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/cblas/zgeru.c | |
parent | 01f64c1ecd0d4ffa9e3a74478335f1745f26cc75 (diff) | |
download | ydb-90d450f74722da7859d6f510a869f6c6908fd12f.tar.gz |
[] add metering mode to CLI
Diffstat (limited to 'contrib/libs/cblas/zgeru.c')
-rw-r--r-- | contrib/libs/cblas/zgeru.c | 215 |
1 files changed, 215 insertions, 0 deletions
diff --git a/contrib/libs/cblas/zgeru.c b/contrib/libs/cblas/zgeru.c new file mode 100644 index 0000000000..f0b98c806a --- /dev/null +++ b/contrib/libs/cblas/zgeru.c @@ -0,0 +1,215 @@ +/* zgeru.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 zgeru_(integer *m, integer *n, doublecomplex *alpha, + doublecomplex *x, integer *incx, doublecomplex *y, integer *incy, + doublecomplex *a, integer *lda) +{ + /* System generated locals */ + integer a_dim1, a_offset, i__1, i__2, i__3, i__4, i__5; + doublecomplex z__1, z__2; + + /* Local variables */ + integer i__, j, ix, jy, kx, info; + doublecomplex temp; + extern /* Subroutine */ int xerbla_(char *, integer *); + +/* .. Scalar Arguments .. */ +/* .. */ +/* .. Array Arguments .. */ +/* .. */ + +/* Purpose */ +/* ======= */ + +/* ZGERU performs the rank 1 operation */ + +/* A := alpha*x*y' + A, */ + +/* where alpha is a scalar, x is an m element vector, y is an n element */ +/* vector and A is an m by n matrix. */ + +/* Arguments */ +/* ========== */ + +/* M - INTEGER. */ +/* On entry, M specifies the number of rows of the matrix A. */ +/* M must be at least zero. */ +/* Unchanged on exit. */ + +/* N - INTEGER. */ +/* On entry, N specifies the number of columns of the matrix A. */ +/* N must be at least zero. */ +/* Unchanged on exit. */ + +/* ALPHA - COMPLEX*16 . */ +/* On entry, ALPHA specifies the scalar alpha. */ +/* Unchanged on exit. */ + +/* X - COMPLEX*16 array of dimension at least */ +/* ( 1 + ( m - 1 )*abs( INCX ) ). */ +/* Before entry, the incremented array X must contain the m */ +/* element vector x. */ +/* Unchanged on exit. */ + +/* INCX - INTEGER. */ +/* On entry, INCX specifies the increment for the elements of */ +/* X. INCX must not be zero. */ +/* Unchanged on exit. */ + +/* Y - COMPLEX*16 array of dimension at least */ +/* ( 1 + ( n - 1 )*abs( INCY ) ). */ +/* Before entry, the incremented array Y must contain the n */ +/* element vector y. */ +/* Unchanged on exit. */ + +/* INCY - INTEGER. */ +/* On entry, INCY specifies the increment for the elements of */ +/* Y. INCY must not be zero. */ +/* Unchanged on exit. */ + +/* A - COMPLEX*16 array of DIMENSION ( LDA, n ). */ +/* Before entry, the leading m by n part of the array A must */ +/* contain the matrix of coefficients. On exit, A is */ +/* overwritten by the updated matrix. */ + +/* LDA - INTEGER. */ +/* On entry, LDA specifies the first dimension of A as declared */ +/* in the calling (sub) program. LDA must be at least */ +/* max( 1, m ). */ +/* Unchanged on exit. */ + + +/* Level 2 Blas routine. */ + +/* -- Written on 22-October-1986. */ +/* Jack Dongarra, Argonne National Lab. */ +/* Jeremy Du Croz, Nag Central Office. */ +/* Sven Hammarling, Nag Central Office. */ +/* Richard Hanson, Sandia National Labs. */ + + +/* .. Parameters .. */ +/* .. */ +/* .. Local Scalars .. */ +/* .. */ +/* .. External Subroutines .. */ +/* .. */ +/* .. Intrinsic Functions .. */ +/* .. */ + +/* Test the input parameters. */ + + /* Parameter adjustments */ + --x; + --y; + a_dim1 = *lda; + a_offset = 1 + a_dim1; + a -= a_offset; + + /* Function Body */ + info = 0; + if (*m < 0) { + info = 1; + } else if (*n < 0) { + info = 2; + } else if (*incx == 0) { + info = 5; + } else if (*incy == 0) { + info = 7; + } else if (*lda < max(1,*m)) { + info = 9; + } + if (info != 0) { + xerbla_("ZGERU ", &info); + return 0; + } + +/* Quick return if possible. */ + + if (*m == 0 || *n == 0 || alpha->r == 0. && alpha->i == 0.) { + return 0; + } + +/* Start the operations. In this version the elements of A are */ +/* accessed sequentially with one pass through A. */ + + if (*incy > 0) { + jy = 1; + } else { + jy = 1 - (*n - 1) * *incy; + } + if (*incx == 1) { + i__1 = *n; + for (j = 1; j <= i__1; ++j) { + i__2 = jy; + if (y[i__2].r != 0. || y[i__2].i != 0.) { + i__2 = jy; + z__1.r = alpha->r * y[i__2].r - alpha->i * y[i__2].i, z__1.i = + alpha->r * y[i__2].i + alpha->i * y[i__2].r; + temp.r = z__1.r, temp.i = z__1.i; + i__2 = *m; + for (i__ = 1; i__ <= i__2; ++i__) { + i__3 = i__ + j * a_dim1; + i__4 = i__ + j * a_dim1; + i__5 = i__; + z__2.r = x[i__5].r * temp.r - x[i__5].i * temp.i, z__2.i = + x[i__5].r * temp.i + x[i__5].i * temp.r; + z__1.r = a[i__4].r + z__2.r, z__1.i = a[i__4].i + z__2.i; + a[i__3].r = z__1.r, a[i__3].i = z__1.i; +/* L10: */ + } + } + jy += *incy; +/* L20: */ + } + } else { + if (*incx > 0) { + kx = 1; + } else { + kx = 1 - (*m - 1) * *incx; + } + i__1 = *n; + for (j = 1; j <= i__1; ++j) { + i__2 = jy; + if (y[i__2].r != 0. || y[i__2].i != 0.) { + i__2 = jy; + z__1.r = alpha->r * y[i__2].r - alpha->i * y[i__2].i, z__1.i = + alpha->r * y[i__2].i + alpha->i * y[i__2].r; + temp.r = z__1.r, temp.i = z__1.i; + ix = kx; + i__2 = *m; + for (i__ = 1; i__ <= i__2; ++i__) { + i__3 = i__ + j * a_dim1; + i__4 = i__ + j * a_dim1; + i__5 = ix; + z__2.r = x[i__5].r * temp.r - x[i__5].i * temp.i, z__2.i = + x[i__5].r * temp.i + x[i__5].i * temp.r; + z__1.r = a[i__4].r + z__2.r, z__1.i = a[i__4].i + z__2.i; + a[i__3].r = z__1.r, a[i__3].i = z__1.i; + ix += *incx; +/* L30: */ + } + } + jy += *incy; +/* L40: */ + } + } + + return 0; + +/* End of ZGERU . */ + +} /* zgeru_ */ |