remove redundant comments from generated C++ files. clean up with clang-format.
This commit is contained in:
Axel Kohlmeyer
@ -1,231 +1,52 @@
|
||||
/* fortran/dsygst.f -- translated by f2c (version 20200916).
|
||||
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
|
||||
*/
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C" {
|
||||
#endif
|
||||
#include "lmp_f2c.h"
|
||||
|
||||
/* Table of constant values */
|
||||
|
||||
static integer c__1 = 1;
|
||||
static integer c_n1 = -1;
|
||||
static doublereal c_b14 = 1.;
|
||||
static doublereal c_b16 = -.5;
|
||||
static doublereal c_b19 = -1.;
|
||||
static doublereal c_b52 = .5;
|
||||
|
||||
/* > \brief \b DSYGST */
|
||||
|
||||
/* =========== DOCUMENTATION =========== */
|
||||
|
||||
/* Online html documentation available at */
|
||||
/* http://www.netlib.org/lapack/explore-html/ */
|
||||
|
||||
/* > \htmlonly */
|
||||
/* > Download DSYGST + dependencies */
|
||||
/* > <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/dsygst.
|
||||
f"> */
|
||||
/* > [TGZ]</a> */
|
||||
/* > <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/dsygst.
|
||||
f"> */
|
||||
/* > [ZIP]</a> */
|
||||
/* > <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/dsygst.
|
||||
f"> */
|
||||
/* > [TXT]</a> */
|
||||
/* > \endhtmlonly */
|
||||
|
||||
/* Definition: */
|
||||
/* =========== */
|
||||
|
||||
/* SUBROUTINE DSYGST( ITYPE, UPLO, N, A, LDA, B, LDB, INFO ) */
|
||||
|
||||
/* .. Scalar Arguments .. */
|
||||
/* CHARACTER UPLO */
|
||||
/* INTEGER INFO, ITYPE, LDA, LDB, N */
|
||||
/* .. */
|
||||
/* .. Array Arguments .. */
|
||||
/* DOUBLE PRECISION A( LDA, * ), B( LDB, * ) */
|
||||
/* .. */
|
||||
|
||||
|
||||
/* > \par Purpose: */
|
||||
/* ============= */
|
||||
/* > */
|
||||
/* > \verbatim */
|
||||
/* > */
|
||||
/* > DSYGST reduces a real symmetric-definite generalized eigenproblem */
|
||||
/* > to standard form. */
|
||||
/* > */
|
||||
/* > If ITYPE = 1, the problem is A*x = lambda*B*x, */
|
||||
/* > and A is overwritten by inv(U**T)*A*inv(U) or inv(L)*A*inv(L**T) */
|
||||
/* > */
|
||||
/* > If ITYPE = 2 or 3, the problem is A*B*x = lambda*x or */
|
||||
/* > B*A*x = lambda*x, and A is overwritten by U*A*U**T or L**T*A*L. */
|
||||
/* > */
|
||||
/* > B must have been previously factorized as U**T*U or L*L**T by DPOTRF. */
|
||||
/* > \endverbatim */
|
||||
|
||||
/* Arguments: */
|
||||
/* ========== */
|
||||
|
||||
/* > \param[in] ITYPE */
|
||||
/* > \verbatim */
|
||||
/* > ITYPE is INTEGER */
|
||||
/* > = 1: compute inv(U**T)*A*inv(U) or inv(L)*A*inv(L**T); */
|
||||
/* > = 2 or 3: compute U*A*U**T or L**T*A*L. */
|
||||
/* > \endverbatim */
|
||||
/* > */
|
||||
/* > \param[in] UPLO */
|
||||
/* > \verbatim */
|
||||
/* > UPLO is CHARACTER*1 */
|
||||
/* > = 'U': Upper triangle of A is stored and B is factored as */
|
||||
/* > U**T*U; */
|
||||
/* > = 'L': Lower triangle of A is stored and B is factored as */
|
||||
/* > L*L**T. */
|
||||
/* > \endverbatim */
|
||||
/* > */
|
||||
/* > \param[in] N */
|
||||
/* > \verbatim */
|
||||
/* > N is INTEGER */
|
||||
/* > The order of the matrices A and B. N >= 0. */
|
||||
/* > \endverbatim */
|
||||
/* > */
|
||||
/* > \param[in,out] A */
|
||||
/* > \verbatim */
|
||||
/* > A is DOUBLE PRECISION array, dimension (LDA,N) */
|
||||
/* > On entry, the symmetric matrix A. If UPLO = 'U', the leading */
|
||||
/* > N-by-N upper triangular part of A contains the upper */
|
||||
/* > triangular part of the matrix A, and the strictly lower */
|
||||
/* > triangular part of A is not referenced. If UPLO = 'L', the */
|
||||
/* > leading N-by-N lower triangular part of A contains the lower */
|
||||
/* > triangular part of the matrix A, and the strictly upper */
|
||||
/* > triangular part of A is not referenced. */
|
||||
/* > */
|
||||
/* > On exit, if INFO = 0, the transformed matrix, stored in the */
|
||||
/* > same format as A. */
|
||||
/* > \endverbatim */
|
||||
/* > */
|
||||
/* > \param[in] LDA */
|
||||
/* > \verbatim */
|
||||
/* > LDA is INTEGER */
|
||||
/* > The leading dimension of the array A. LDA >= max(1,N). */
|
||||
/* > \endverbatim */
|
||||
/* > */
|
||||
/* > \param[in] B */
|
||||
/* > \verbatim */
|
||||
/* > B is DOUBLE PRECISION array, dimension (LDB,N) */
|
||||
/* > The triangular factor from the Cholesky factorization of B, */
|
||||
/* > as returned by DPOTRF. */
|
||||
/* > \endverbatim */
|
||||
/* > */
|
||||
/* > \param[in] LDB */
|
||||
/* > \verbatim */
|
||||
/* > LDB is INTEGER */
|
||||
/* > The leading dimension of the array B. LDB >= max(1,N). */
|
||||
/* > \endverbatim */
|
||||
/* > */
|
||||
/* > \param[out] INFO */
|
||||
/* > \verbatim */
|
||||
/* > INFO is INTEGER */
|
||||
/* > = 0: successful exit */
|
||||
/* > < 0: if INFO = -i, the i-th argument had an illegal value */
|
||||
/* > \endverbatim */
|
||||
|
||||
/* Authors: */
|
||||
/* ======== */
|
||||
|
||||
/* > \author Univ. of Tennessee */
|
||||
/* > \author Univ. of California Berkeley */
|
||||
/* > \author Univ. of Colorado Denver */
|
||||
/* > \author NAG Ltd. */
|
||||
|
||||
/* > \ingroup doubleSYcomputational */
|
||||
|
||||
/* ===================================================================== */
|
||||
/* Subroutine */ int dsygst_(integer *itype, char *uplo, integer *n,
|
||||
doublereal *a, integer *lda, doublereal *b, integer *ldb, integer *
|
||||
info, ftnlen uplo_len)
|
||||
int dsygst_(integer *itype, char *uplo, integer *n, doublereal *a, integer *lda, doublereal *b,
|
||||
integer *ldb, integer *info, ftnlen uplo_len)
|
||||
{
|
||||
/* System generated locals */
|
||||
integer a_dim1, a_offset, b_dim1, b_offset, i__1, i__2, i__3;
|
||||
|
||||
/* Local variables */
|
||||
integer k, kb, nb;
|
||||
extern logical lsame_(char *, char *, ftnlen, ftnlen);
|
||||
extern /* Subroutine */ int dtrmm_(char *, char *, char *, char *,
|
||||
integer *, integer *, doublereal *, doublereal *, integer *,
|
||||
doublereal *, integer *, ftnlen, ftnlen, ftnlen, ftnlen), dsymm_(
|
||||
char *, char *, integer *, integer *, doublereal *, doublereal *,
|
||||
integer *, doublereal *, integer *, doublereal *, doublereal *,
|
||||
integer *, ftnlen, ftnlen);
|
||||
extern int dtrmm_(char *, char *, char *, char *, integer *, integer *, doublereal *,
|
||||
doublereal *, integer *, doublereal *, integer *, ftnlen, ftnlen, ftnlen,
|
||||
ftnlen),
|
||||
dsymm_(char *, char *, integer *, integer *, doublereal *, doublereal *, integer *,
|
||||
doublereal *, integer *, doublereal *, doublereal *, integer *, ftnlen, ftnlen);
|
||||
logical upper;
|
||||
extern /* Subroutine */ int dtrsm_(char *, char *, char *, char *,
|
||||
integer *, integer *, doublereal *, doublereal *, integer *,
|
||||
doublereal *, integer *, ftnlen, ftnlen, ftnlen, ftnlen), dsygs2_(
|
||||
integer *, char *, integer *, doublereal *, integer *, doublereal
|
||||
*, integer *, integer *, ftnlen), dsyr2k_(char *, char *, integer
|
||||
*, integer *, doublereal *, doublereal *, integer *, doublereal *,
|
||||
integer *, doublereal *, doublereal *, integer *, ftnlen, ftnlen)
|
||||
, xerbla_(char *, integer *, ftnlen);
|
||||
extern integer ilaenv_(integer *, char *, char *, integer *, integer *,
|
||||
integer *, integer *, ftnlen, ftnlen);
|
||||
|
||||
|
||||
/* -- LAPACK computational routine -- */
|
||||
/* -- LAPACK is a software package provided by Univ. of Tennessee, -- */
|
||||
/* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- */
|
||||
|
||||
/* .. Scalar Arguments .. */
|
||||
/* .. */
|
||||
/* .. Array Arguments .. */
|
||||
/* .. */
|
||||
|
||||
/* ===================================================================== */
|
||||
|
||||
/* .. Parameters .. */
|
||||
/* .. */
|
||||
/* .. Local Scalars .. */
|
||||
/* .. */
|
||||
/* .. External Subroutines .. */
|
||||
/* .. */
|
||||
/* .. Intrinsic Functions .. */
|
||||
/* .. */
|
||||
/* .. External Functions .. */
|
||||
/* .. */
|
||||
/* .. Executable Statements .. */
|
||||
|
||||
/* Test the input parameters. */
|
||||
|
||||
/* Parameter adjustments */
|
||||
extern int dtrsm_(char *, char *, char *, char *, integer *, integer *, doublereal *,
|
||||
doublereal *, integer *, doublereal *, integer *, ftnlen, ftnlen, ftnlen,
|
||||
ftnlen),
|
||||
dsygs2_(integer *, char *, integer *, doublereal *, integer *, doublereal *, integer *,
|
||||
integer *, ftnlen),
|
||||
dsyr2k_(char *, char *, integer *, integer *, doublereal *, doublereal *, integer *,
|
||||
doublereal *, integer *, doublereal *, doublereal *, integer *, ftnlen, ftnlen),
|
||||
xerbla_(char *, integer *, ftnlen);
|
||||
extern integer ilaenv_(integer *, char *, char *, integer *, integer *, integer *, integer *,
|
||||
ftnlen, ftnlen);
|
||||
a_dim1 = *lda;
|
||||
a_offset = 1 + a_dim1;
|
||||
a -= a_offset;
|
||||
b_dim1 = *ldb;
|
||||
b_offset = 1 + b_dim1;
|
||||
b -= b_offset;
|
||||
|
||||
/* Function Body */
|
||||
*info = 0;
|
||||
upper = lsame_(uplo, (char *)"U", (ftnlen)1, (ftnlen)1);
|
||||
if (*itype < 1 || *itype > 3) {
|
||||
*info = -1;
|
||||
} else if (! upper && ! lsame_(uplo, (char *)"L", (ftnlen)1, (ftnlen)1)) {
|
||||
} else if (!upper && !lsame_(uplo, (char *)"L", (ftnlen)1, (ftnlen)1)) {
|
||||
*info = -2;
|
||||
} else if (*n < 0) {
|
||||
*info = -3;
|
||||
} else if (*lda < max(1,*n)) {
|
||||
} else if (*lda < max(1, *n)) {
|
||||
*info = -5;
|
||||
} else if (*ldb < max(1,*n)) {
|
||||
} else if (*ldb < max(1, *n)) {
|
||||
*info = -7;
|
||||
}
|
||||
if (*info != 0) {
|
||||
@ -233,204 +54,138 @@ f"> */
|
||||
xerbla_((char *)"DSYGST", &i__1, (ftnlen)6);
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Quick return if possible */
|
||||
|
||||
if (*n == 0) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
/* Determine the block size for this environment. */
|
||||
|
||||
nb = ilaenv_(&c__1, (char *)"DSYGST", uplo, n, &c_n1, &c_n1, &c_n1, (ftnlen)6, (
|
||||
ftnlen)1);
|
||||
|
||||
nb = ilaenv_(&c__1, (char *)"DSYGST", uplo, n, &c_n1, &c_n1, &c_n1, (ftnlen)6, (ftnlen)1);
|
||||
if (nb <= 1 || nb >= *n) {
|
||||
|
||||
/* Use unblocked code */
|
||||
|
||||
dsygs2_(itype, uplo, n, &a[a_offset], lda, &b[b_offset], ldb, info, (
|
||||
ftnlen)1);
|
||||
dsygs2_(itype, uplo, n, &a[a_offset], lda, &b[b_offset], ldb, info, (ftnlen)1);
|
||||
} else {
|
||||
|
||||
/* Use blocked code */
|
||||
|
||||
if (*itype == 1) {
|
||||
if (upper) {
|
||||
|
||||
/* Compute inv(U**T)*A*inv(U) */
|
||||
|
||||
i__1 = *n;
|
||||
i__2 = nb;
|
||||
for (k = 1; i__2 < 0 ? k >= i__1 : k <= i__1; k += i__2) {
|
||||
/* Computing MIN */
|
||||
i__3 = *n - k + 1;
|
||||
kb = min(i__3,nb);
|
||||
|
||||
/* Update the upper triangle of A(k:n,k:n) */
|
||||
|
||||
dsygs2_(itype, uplo, &kb, &a[k + k * a_dim1], lda, &b[k +
|
||||
k * b_dim1], ldb, info, (ftnlen)1);
|
||||
kb = min(i__3, nb);
|
||||
dsygs2_(itype, uplo, &kb, &a[k + k * a_dim1], lda, &b[k + k * b_dim1], ldb,
|
||||
info, (ftnlen)1);
|
||||
if (k + kb <= *n) {
|
||||
i__3 = *n - k - kb + 1;
|
||||
dtrsm_((char *)"Left", uplo, (char *)"Transpose", (char *)"Non-unit", &kb, &
|
||||
i__3, &c_b14, &b[k + k * b_dim1], ldb, &a[k +
|
||||
(k + kb) * a_dim1], lda, (ftnlen)4, (ftnlen)1,
|
||||
(ftnlen)9, (ftnlen)8);
|
||||
dtrsm_((char *)"Left", uplo, (char *)"Transpose", (char *)"Non-unit", &kb, &i__3, &c_b14,
|
||||
&b[k + k * b_dim1], ldb, &a[k + (k + kb) * a_dim1], lda, (ftnlen)4,
|
||||
(ftnlen)1, (ftnlen)9, (ftnlen)8);
|
||||
i__3 = *n - k - kb + 1;
|
||||
dsymm_((char *)"Left", uplo, &kb, &i__3, &c_b16, &a[k + k *
|
||||
a_dim1], lda, &b[k + (k + kb) * b_dim1], ldb,
|
||||
&c_b14, &a[k + (k + kb) * a_dim1], lda, (
|
||||
ftnlen)4, (ftnlen)1);
|
||||
dsymm_((char *)"Left", uplo, &kb, &i__3, &c_b16, &a[k + k * a_dim1], lda,
|
||||
&b[k + (k + kb) * b_dim1], ldb, &c_b14, &a[k + (k + kb) * a_dim1],
|
||||
lda, (ftnlen)4, (ftnlen)1);
|
||||
i__3 = *n - k - kb + 1;
|
||||
dsyr2k_(uplo, (char *)"Transpose", &i__3, &kb, &c_b19, &a[k +
|
||||
(k + kb) * a_dim1], lda, &b[k + (k + kb) *
|
||||
b_dim1], ldb, &c_b14, &a[k + kb + (k + kb) *
|
||||
a_dim1], lda, (ftnlen)1, (ftnlen)9);
|
||||
dsyr2k_(uplo, (char *)"Transpose", &i__3, &kb, &c_b19, &a[k + (k + kb) * a_dim1],
|
||||
lda, &b[k + (k + kb) * b_dim1], ldb, &c_b14,
|
||||
&a[k + kb + (k + kb) * a_dim1], lda, (ftnlen)1, (ftnlen)9);
|
||||
i__3 = *n - k - kb + 1;
|
||||
dsymm_((char *)"Left", uplo, &kb, &i__3, &c_b16, &a[k + k *
|
||||
a_dim1], lda, &b[k + (k + kb) * b_dim1], ldb,
|
||||
&c_b14, &a[k + (k + kb) * a_dim1], lda, (
|
||||
ftnlen)4, (ftnlen)1);
|
||||
dsymm_((char *)"Left", uplo, &kb, &i__3, &c_b16, &a[k + k * a_dim1], lda,
|
||||
&b[k + (k + kb) * b_dim1], ldb, &c_b14, &a[k + (k + kb) * a_dim1],
|
||||
lda, (ftnlen)4, (ftnlen)1);
|
||||
i__3 = *n - k - kb + 1;
|
||||
dtrsm_((char *)"Right", uplo, (char *)"No transpose", (char *)"Non-unit", &kb,
|
||||
&i__3, &c_b14, &b[k + kb + (k + kb) * b_dim1]
|
||||
, ldb, &a[k + (k + kb) * a_dim1], lda, (
|
||||
ftnlen)5, (ftnlen)1, (ftnlen)12, (ftnlen)8);
|
||||
dtrsm_((char *)"Right", uplo, (char *)"No transpose", (char *)"Non-unit", &kb, &i__3, &c_b14,
|
||||
&b[k + kb + (k + kb) * b_dim1], ldb, &a[k + (k + kb) * a_dim1], lda,
|
||||
(ftnlen)5, (ftnlen)1, (ftnlen)12, (ftnlen)8);
|
||||
}
|
||||
/* L10: */
|
||||
}
|
||||
} else {
|
||||
|
||||
/* Compute inv(L)*A*inv(L**T) */
|
||||
|
||||
i__2 = *n;
|
||||
i__1 = nb;
|
||||
for (k = 1; i__1 < 0 ? k >= i__2 : k <= i__2; k += i__1) {
|
||||
/* Computing MIN */
|
||||
i__3 = *n - k + 1;
|
||||
kb = min(i__3,nb);
|
||||
|
||||
/* Update the lower triangle of A(k:n,k:n) */
|
||||
|
||||
dsygs2_(itype, uplo, &kb, &a[k + k * a_dim1], lda, &b[k +
|
||||
k * b_dim1], ldb, info, (ftnlen)1);
|
||||
kb = min(i__3, nb);
|
||||
dsygs2_(itype, uplo, &kb, &a[k + k * a_dim1], lda, &b[k + k * b_dim1], ldb,
|
||||
info, (ftnlen)1);
|
||||
if (k + kb <= *n) {
|
||||
i__3 = *n - k - kb + 1;
|
||||
dtrsm_((char *)"Right", uplo, (char *)"Transpose", (char *)"Non-unit", &i__3,
|
||||
&kb, &c_b14, &b[k + k * b_dim1], ldb, &a[k +
|
||||
kb + k * a_dim1], lda, (ftnlen)5, (ftnlen)1, (
|
||||
ftnlen)9, (ftnlen)8);
|
||||
dtrsm_((char *)"Right", uplo, (char *)"Transpose", (char *)"Non-unit", &i__3, &kb, &c_b14,
|
||||
&b[k + k * b_dim1], ldb, &a[k + kb + k * a_dim1], lda, (ftnlen)5,
|
||||
(ftnlen)1, (ftnlen)9, (ftnlen)8);
|
||||
i__3 = *n - k - kb + 1;
|
||||
dsymm_((char *)"Right", uplo, &i__3, &kb, &c_b16, &a[k + k *
|
||||
a_dim1], lda, &b[k + kb + k * b_dim1], ldb, &
|
||||
c_b14, &a[k + kb + k * a_dim1], lda, (ftnlen)
|
||||
5, (ftnlen)1);
|
||||
dsymm_((char *)"Right", uplo, &i__3, &kb, &c_b16, &a[k + k * a_dim1], lda,
|
||||
&b[k + kb + k * b_dim1], ldb, &c_b14, &a[k + kb + k * a_dim1], lda,
|
||||
(ftnlen)5, (ftnlen)1);
|
||||
i__3 = *n - k - kb + 1;
|
||||
dsyr2k_(uplo, (char *)"No transpose", &i__3, &kb, &c_b19, &a[
|
||||
k + kb + k * a_dim1], lda, &b[k + kb + k *
|
||||
b_dim1], ldb, &c_b14, &a[k + kb + (k + kb) *
|
||||
a_dim1], lda, (ftnlen)1, (ftnlen)12);
|
||||
dsyr2k_(uplo, (char *)"No transpose", &i__3, &kb, &c_b19, &a[k + kb + k * a_dim1],
|
||||
lda, &b[k + kb + k * b_dim1], ldb, &c_b14,
|
||||
&a[k + kb + (k + kb) * a_dim1], lda, (ftnlen)1, (ftnlen)12);
|
||||
i__3 = *n - k - kb + 1;
|
||||
dsymm_((char *)"Right", uplo, &i__3, &kb, &c_b16, &a[k + k *
|
||||
a_dim1], lda, &b[k + kb + k * b_dim1], ldb, &
|
||||
c_b14, &a[k + kb + k * a_dim1], lda, (ftnlen)
|
||||
5, (ftnlen)1);
|
||||
dsymm_((char *)"Right", uplo, &i__3, &kb, &c_b16, &a[k + k * a_dim1], lda,
|
||||
&b[k + kb + k * b_dim1], ldb, &c_b14, &a[k + kb + k * a_dim1], lda,
|
||||
(ftnlen)5, (ftnlen)1);
|
||||
i__3 = *n - k - kb + 1;
|
||||
dtrsm_((char *)"Left", uplo, (char *)"No transpose", (char *)"Non-unit", &
|
||||
i__3, &kb, &c_b14, &b[k + kb + (k + kb) *
|
||||
b_dim1], ldb, &a[k + kb + k * a_dim1], lda, (
|
||||
ftnlen)4, (ftnlen)1, (ftnlen)12, (ftnlen)8);
|
||||
dtrsm_((char *)"Left", uplo, (char *)"No transpose", (char *)"Non-unit", &i__3, &kb, &c_b14,
|
||||
&b[k + kb + (k + kb) * b_dim1], ldb, &a[k + kb + k * a_dim1], lda,
|
||||
(ftnlen)4, (ftnlen)1, (ftnlen)12, (ftnlen)8);
|
||||
}
|
||||
/* L20: */
|
||||
}
|
||||
}
|
||||
} else {
|
||||
if (upper) {
|
||||
|
||||
/* Compute U*A*U**T */
|
||||
|
||||
i__1 = *n;
|
||||
i__2 = nb;
|
||||
for (k = 1; i__2 < 0 ? k >= i__1 : k <= i__1; k += i__2) {
|
||||
/* Computing MIN */
|
||||
i__3 = *n - k + 1;
|
||||
kb = min(i__3,nb);
|
||||
|
||||
/* Update the upper triangle of A(1:k+kb-1,1:k+kb-1) */
|
||||
|
||||
kb = min(i__3, nb);
|
||||
i__3 = k - 1;
|
||||
dtrmm_((char *)"Left", uplo, (char *)"No transpose", (char *)"Non-unit", &i__3, &
|
||||
kb, &c_b14, &b[b_offset], ldb, &a[k * a_dim1 + 1],
|
||||
lda, (ftnlen)4, (ftnlen)1, (ftnlen)12, (ftnlen)8)
|
||||
;
|
||||
dtrmm_((char *)"Left", uplo, (char *)"No transpose", (char *)"Non-unit", &i__3, &kb, &c_b14,
|
||||
&b[b_offset], ldb, &a[k * a_dim1 + 1], lda, (ftnlen)4, (ftnlen)1,
|
||||
(ftnlen)12, (ftnlen)8);
|
||||
i__3 = k - 1;
|
||||
dsymm_((char *)"Right", uplo, &i__3, &kb, &c_b52, &a[k + k *
|
||||
a_dim1], lda, &b[k * b_dim1 + 1], ldb, &c_b14, &a[
|
||||
k * a_dim1 + 1], lda, (ftnlen)5, (ftnlen)1);
|
||||
dsymm_((char *)"Right", uplo, &i__3, &kb, &c_b52, &a[k + k * a_dim1], lda,
|
||||
&b[k * b_dim1 + 1], ldb, &c_b14, &a[k * a_dim1 + 1], lda, (ftnlen)5,
|
||||
(ftnlen)1);
|
||||
i__3 = k - 1;
|
||||
dsyr2k_(uplo, (char *)"No transpose", &i__3, &kb, &c_b14, &a[k *
|
||||
a_dim1 + 1], lda, &b[k * b_dim1 + 1], ldb, &c_b14,
|
||||
&a[a_offset], lda, (ftnlen)1, (ftnlen)12);
|
||||
dsyr2k_(uplo, (char *)"No transpose", &i__3, &kb, &c_b14, &a[k * a_dim1 + 1], lda,
|
||||
&b[k * b_dim1 + 1], ldb, &c_b14, &a[a_offset], lda, (ftnlen)1,
|
||||
(ftnlen)12);
|
||||
i__3 = k - 1;
|
||||
dsymm_((char *)"Right", uplo, &i__3, &kb, &c_b52, &a[k + k *
|
||||
a_dim1], lda, &b[k * b_dim1 + 1], ldb, &c_b14, &a[
|
||||
k * a_dim1 + 1], lda, (ftnlen)5, (ftnlen)1);
|
||||
dsymm_((char *)"Right", uplo, &i__3, &kb, &c_b52, &a[k + k * a_dim1], lda,
|
||||
&b[k * b_dim1 + 1], ldb, &c_b14, &a[k * a_dim1 + 1], lda, (ftnlen)5,
|
||||
(ftnlen)1);
|
||||
i__3 = k - 1;
|
||||
dtrmm_((char *)"Right", uplo, (char *)"Transpose", (char *)"Non-unit", &i__3, &kb,
|
||||
&c_b14, &b[k + k * b_dim1], ldb, &a[k * a_dim1 +
|
||||
1], lda, (ftnlen)5, (ftnlen)1, (ftnlen)9, (ftnlen)
|
||||
8);
|
||||
dsygs2_(itype, uplo, &kb, &a[k + k * a_dim1], lda, &b[k +
|
||||
k * b_dim1], ldb, info, (ftnlen)1);
|
||||
/* L30: */
|
||||
dtrmm_((char *)"Right", uplo, (char *)"Transpose", (char *)"Non-unit", &i__3, &kb, &c_b14,
|
||||
&b[k + k * b_dim1], ldb, &a[k * a_dim1 + 1], lda, (ftnlen)5, (ftnlen)1,
|
||||
(ftnlen)9, (ftnlen)8);
|
||||
dsygs2_(itype, uplo, &kb, &a[k + k * a_dim1], lda, &b[k + k * b_dim1], ldb,
|
||||
info, (ftnlen)1);
|
||||
}
|
||||
} else {
|
||||
|
||||
/* Compute L**T*A*L */
|
||||
|
||||
i__2 = *n;
|
||||
i__1 = nb;
|
||||
for (k = 1; i__1 < 0 ? k >= i__2 : k <= i__2; k += i__1) {
|
||||
/* Computing MIN */
|
||||
i__3 = *n - k + 1;
|
||||
kb = min(i__3,nb);
|
||||
|
||||
/* Update the lower triangle of A(1:k+kb-1,1:k+kb-1) */
|
||||
|
||||
kb = min(i__3, nb);
|
||||
i__3 = k - 1;
|
||||
dtrmm_((char *)"Right", uplo, (char *)"No transpose", (char *)"Non-unit", &kb, &
|
||||
i__3, &c_b14, &b[b_offset], ldb, &a[k + a_dim1],
|
||||
lda, (ftnlen)5, (ftnlen)1, (ftnlen)12, (ftnlen)8);
|
||||
dtrmm_((char *)"Right", uplo, (char *)"No transpose", (char *)"Non-unit", &kb, &i__3, &c_b14,
|
||||
&b[b_offset], ldb, &a[k + a_dim1], lda, (ftnlen)5, (ftnlen)1, (ftnlen)12,
|
||||
(ftnlen)8);
|
||||
i__3 = k - 1;
|
||||
dsymm_((char *)"Left", uplo, &kb, &i__3, &c_b52, &a[k + k *
|
||||
a_dim1], lda, &b[k + b_dim1], ldb, &c_b14, &a[k +
|
||||
a_dim1], lda, (ftnlen)4, (ftnlen)1);
|
||||
dsymm_((char *)"Left", uplo, &kb, &i__3, &c_b52, &a[k + k * a_dim1], lda,
|
||||
&b[k + b_dim1], ldb, &c_b14, &a[k + a_dim1], lda, (ftnlen)4, (ftnlen)1);
|
||||
i__3 = k - 1;
|
||||
dsyr2k_(uplo, (char *)"Transpose", &i__3, &kb, &c_b14, &a[k +
|
||||
a_dim1], lda, &b[k + b_dim1], ldb, &c_b14, &a[
|
||||
a_offset], lda, (ftnlen)1, (ftnlen)9);
|
||||
dsyr2k_(uplo, (char *)"Transpose", &i__3, &kb, &c_b14, &a[k + a_dim1], lda,
|
||||
&b[k + b_dim1], ldb, &c_b14, &a[a_offset], lda, (ftnlen)1, (ftnlen)9);
|
||||
i__3 = k - 1;
|
||||
dsymm_((char *)"Left", uplo, &kb, &i__3, &c_b52, &a[k + k *
|
||||
a_dim1], lda, &b[k + b_dim1], ldb, &c_b14, &a[k +
|
||||
a_dim1], lda, (ftnlen)4, (ftnlen)1);
|
||||
dsymm_((char *)"Left", uplo, &kb, &i__3, &c_b52, &a[k + k * a_dim1], lda,
|
||||
&b[k + b_dim1], ldb, &c_b14, &a[k + a_dim1], lda, (ftnlen)4, (ftnlen)1);
|
||||
i__3 = k - 1;
|
||||
dtrmm_((char *)"Left", uplo, (char *)"Transpose", (char *)"Non-unit", &kb, &i__3,
|
||||
&c_b14, &b[k + k * b_dim1], ldb, &a[k + a_dim1],
|
||||
lda, (ftnlen)4, (ftnlen)1, (ftnlen)9, (ftnlen)8);
|
||||
dsygs2_(itype, uplo, &kb, &a[k + k * a_dim1], lda, &b[k +
|
||||
k * b_dim1], ldb, info, (ftnlen)1);
|
||||
/* L40: */
|
||||
dtrmm_((char *)"Left", uplo, (char *)"Transpose", (char *)"Non-unit", &kb, &i__3, &c_b14,
|
||||
&b[k + k * b_dim1], ldb, &a[k + a_dim1], lda, (ftnlen)4, (ftnlen)1,
|
||||
(ftnlen)9, (ftnlen)8);
|
||||
dsygs2_(itype, uplo, &kb, &a[k + k * a_dim1], lda, &b[k + k * b_dim1], ldb,
|
||||
info, (ftnlen)1);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
return 0;
|
||||
|
||||
/* End of DSYGST */
|
||||
|
||||
} /* dsygst_ */
|
||||
|
||||
}
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
Reference in New Issue
Block a user