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remove redundant comments from generated C++ files. clean up with clang-format.

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This commit is contained in:
Axel Kohlmeyer
2022-12-28 16:31:50 -05:00
parent f157ba2389
commit 57713cf9a3
211 changed files with 6255 additions and 54891 deletions
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258
lib/linalg/dgecon.cpp
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@ -1,157 +1,13 @@
/* fortran/dgecon.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;
/* > \brief \b DGECON */
/* =========== DOCUMENTATION =========== */
/* Online html documentation available at */
/* http://www.netlib.org/lapack/explore-html/ */
/* > \htmlonly */
/* > Download DGECON + dependencies */
/* > <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/dgecon.
f"> */
/* > [TGZ]</a> */
/* > <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/dgecon.
f"> */
/* > [ZIP]</a> */
/* > <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/dgecon.
f"> */
/* > [TXT]</a> */
/* > \endhtmlonly */
/* Definition: */
/* =========== */
/* SUBROUTINE DGECON( NORM, N, A, LDA, ANORM, RCOND, WORK, IWORK, */
/* INFO ) */
/* .. Scalar Arguments .. */
/* CHARACTER NORM */
/* INTEGER INFO, LDA, N */
/* DOUBLE PRECISION ANORM, RCOND */
/* .. */
/* .. Array Arguments .. */
/* INTEGER IWORK( * ) */
/* DOUBLE PRECISION A( LDA, * ), WORK( * ) */
/* .. */
/* > \par Purpose: */
/* ============= */
/* > */
/* > \verbatim */
/* > */
/* > DGECON estimates the reciprocal of the condition number of a general */
/* > real matrix A, in either the 1-norm or the infinity-norm, using */
/* > the LU factorization computed by DGETRF. */
/* > */
/* > An estimate is obtained for norm(inv(A)), and the reciprocal of the */
/* > condition number is computed as */
/* > RCOND = 1 / ( norm(A) * norm(inv(A)) ). */
/* > \endverbatim */
/* Arguments: */
/* ========== */
/* > \param[in] NORM */
/* > \verbatim */
/* > NORM is CHARACTER*1 */
/* > Specifies whether the 1-norm condition number or the */
/* > infinity-norm condition number is required: */
/* > = '1' or 'O': 1-norm; */
/* > = 'I': Infinity-norm. */
/* > \endverbatim */
/* > */
/* > \param[in] N */
/* > \verbatim */
/* > N is INTEGER */
/* > The order of the matrix A. N >= 0. */
/* > \endverbatim */
/* > */
/* > \param[in] A */
/* > \verbatim */
/* > A is DOUBLE PRECISION array, dimension (LDA,N) */
/* > The factors L and U from the factorization A = P*L*U */
/* > as computed by DGETRF. */
/* > \endverbatim */
/* > */
/* > \param[in] LDA */
/* > \verbatim */
/* > LDA is INTEGER */
/* > The leading dimension of the array A. LDA >= max(1,N). */
/* > \endverbatim */
/* > */
/* > \param[in] ANORM */
/* > \verbatim */
/* > ANORM is DOUBLE PRECISION */
/* > If NORM = '1' or 'O', the 1-norm of the original matrix A. */
/* > If NORM = 'I', the infinity-norm of the original matrix A. */
/* > \endverbatim */
/* > */
/* > \param[out] RCOND */
/* > \verbatim */
/* > RCOND is DOUBLE PRECISION */
/* > The reciprocal of the condition number of the matrix A, */
/* > computed as RCOND = 1/(norm(A) * norm(inv(A))). */
/* > \endverbatim */
/* > */
/* > \param[out] WORK */
/* > \verbatim */
/* > WORK is DOUBLE PRECISION array, dimension (4*N) */
/* > \endverbatim */
/* > */
/* > \param[out] IWORK */
/* > \verbatim */
/* > IWORK is INTEGER array, dimension (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 doubleGEcomputational */
/* ===================================================================== */
/* Subroutine */ int dgecon_(char *norm, integer *n, doublereal *a, integer *
lda, doublereal *anorm, doublereal *rcond, doublereal *work, integer *
iwork, integer *info, ftnlen norm_len)
int dgecon_(char *norm, integer *n, doublereal *a, integer *lda, doublereal *anorm,
doublereal *rcond, doublereal *work, integer *iwork, integer *info, ftnlen norm_len)
{
/* System generated locals */
integer a_dim1, a_offset, i__1;
doublereal d__1;
/* Local variables */
doublereal sl;
integer ix;
doublereal su;
@ -159,64 +15,31 @@ f"> */
doublereal scale;
extern logical lsame_(char *, char *, ftnlen, ftnlen);
integer isave[3];
extern /* Subroutine */ int drscl_(integer *, doublereal *, doublereal *,
integer *), dlacn2_(integer *, doublereal *, doublereal *,
integer *, doublereal *, integer *, integer *);
extern int drscl_(integer *, doublereal *, doublereal *, integer *),
dlacn2_(integer *, doublereal *, doublereal *, integer *, doublereal *, integer *,
integer *);
extern doublereal dlamch_(char *, ftnlen);
extern integer idamax_(integer *, doublereal *, integer *);
extern /* Subroutine */ int xerbla_(char *, integer *, ftnlen);
extern int xerbla_(char *, integer *, ftnlen);
doublereal ainvnm;
extern /* Subroutine */ int dlatrs_(char *, char *, char *, char *,
integer *, doublereal *, integer *, doublereal *, doublereal *,
doublereal *, integer *, ftnlen, ftnlen, ftnlen, ftnlen);
extern int dlatrs_(char *, char *, char *, char *, integer *, doublereal *, integer *,
doublereal *, doublereal *, doublereal *, integer *, ftnlen, ftnlen, ftnlen,
ftnlen);
logical onenrm;
char normin[1];
doublereal smlnum;
/* -- 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 .. */
/* .. */
/* .. Local Arrays .. */
/* .. */
/* .. External Functions .. */
/* .. */
/* .. External Subroutines .. */
/* .. */
/* .. Intrinsic Functions .. */
/* .. */
/* .. Executable Statements .. */
/* Test the input parameters. */
/* Parameter adjustments */
a_dim1 = *lda;
a_offset = 1 + a_dim1;
a -= a_offset;
--work;
--iwork;
/* Function Body */
*info = 0;
onenrm = *(unsigned char *)norm == '1' || lsame_(norm, (char *)"O", (ftnlen)1, (
ftnlen)1);
if (! onenrm && ! lsame_(norm, (char *)"I", (ftnlen)1, (ftnlen)1)) {
onenrm = *(unsigned char *)norm == '1' || lsame_(norm, (char *)"O", (ftnlen)1, (ftnlen)1);
if (!onenrm && !lsame_(norm, (char *)"I", (ftnlen)1, (ftnlen)1)) {
*info = -1;
} else if (*n < 0) {
*info = -2;
} else if (*lda < max(1,*n)) {
} else if (*lda < max(1, *n)) {
*info = -4;
} else if (*anorm < 0.) {
*info = -5;
@ -226,9 +49,6 @@ f"> */
xerbla_((char *)"DGECON", &i__1, (ftnlen)6);
return 0;
}
/* Quick return if possible */
*rcond = 0.;
if (*n == 0) {
*rcond = 1.;
@ -236,11 +56,7 @@ f"> */
} else if (*anorm == 0.) {
return 0;
}
smlnum = dlamch_((char *)"Safe minimum", (ftnlen)12);
/* Estimate the norm of inv(A). */
ainvnm = 0.;
*(unsigned char *)normin = 'N';
if (onenrm) {
@ -253,61 +69,33 @@ L10:
dlacn2_(n, &work[*n + 1], &work[1], &iwork[1], &ainvnm, &kase, isave);
if (kase != 0) {
if (kase == kase1) {
/* Multiply by inv(L). */
dlatrs_((char *)"Lower", (char *)"No transpose", (char *)"Unit", normin, n, &a[a_offset],
lda, &work[1], &sl, &work[(*n << 1) + 1], info, (ftnlen)5,
(ftnlen)12, (ftnlen)4, (ftnlen)1);
/* Multiply by inv(U). */
dlatrs_((char *)"Upper", (char *)"No transpose", (char *)"Non-unit", normin, n, &a[
a_offset], lda, &work[1], &su, &work[*n * 3 + 1], info, (
ftnlen)5, (ftnlen)12, (ftnlen)8, (ftnlen)1);
dlatrs_((char *)"Lower", (char *)"No transpose", (char *)"Unit", normin, n, &a[a_offset], lda, &work[1], &sl,
&work[(*n << 1) + 1], info, (ftnlen)5, (ftnlen)12, (ftnlen)4, (ftnlen)1);
dlatrs_((char *)"Upper", (char *)"No transpose", (char *)"Non-unit", normin, n, &a[a_offset], lda, &work[1],
&su, &work[*n * 3 + 1], info, (ftnlen)5, (ftnlen)12, (ftnlen)8, (ftnlen)1);
} else {
/* Multiply by inv(U**T). */
dlatrs_((char *)"Upper", (char *)"Transpose", (char *)"Non-unit", normin, n, &a[a_offset],
lda, &work[1], &su, &work[*n * 3 + 1], info, (ftnlen)5, (
ftnlen)9, (ftnlen)8, (ftnlen)1);
/* Multiply by inv(L**T). */
dlatrs_((char *)"Lower", (char *)"Transpose", (char *)"Unit", normin, n, &a[a_offset],
lda, &work[1], &sl, &work[(*n << 1) + 1], info, (ftnlen)5,
(ftnlen)9, (ftnlen)4, (ftnlen)1);
dlatrs_((char *)"Upper", (char *)"Transpose", (char *)"Non-unit", normin, n, &a[a_offset], lda, &work[1], &su,
&work[*n * 3 + 1], info, (ftnlen)5, (ftnlen)9, (ftnlen)8, (ftnlen)1);
dlatrs_((char *)"Lower", (char *)"Transpose", (char *)"Unit", normin, n, &a[a_offset], lda, &work[1], &sl,
&work[(*n << 1) + 1], info, (ftnlen)5, (ftnlen)9, (ftnlen)4, (ftnlen)1);
}
/* Divide X by 1/(SL*SU) if doing so will not cause overflow. */
scale = sl * su;
*(unsigned char *)normin = 'Y';
if (scale != 1.) {
ix = idamax_(n, &work[1], &c__1);
if (scale < (d__1 = work[ix], abs(d__1)) * smlnum || scale == 0.)
{
if (scale < (d__1 = work[ix], abs(d__1)) * smlnum || scale == 0.) {
goto L20;
}
drscl_(n, &scale, &work[1], &c__1);
}
goto L10;
}
/* Compute the estimate of the reciprocal condition number. */
if (ainvnm != 0.) {
*rcond = 1. / ainvnm / *anorm;
}
L20:
return 0;
/* End of DGECON */
} /* dgecon_ */
}
#ifdef __cplusplus
}
}
#endif