407 lines
13 KiB
Fortran
407 lines
13 KiB
Fortran
*> \brief \b DERRGE
|
|
*
|
|
* =========== DOCUMENTATION ===========
|
|
*
|
|
* Online html documentation available at
|
|
* http://www.netlib.org/lapack/explore-html/
|
|
*
|
|
* Definition:
|
|
* ===========
|
|
*
|
|
* SUBROUTINE DERRGE( PATH, NUNIT )
|
|
*
|
|
* .. Scalar Arguments ..
|
|
* CHARACTER*3 PATH
|
|
* INTEGER NUNIT
|
|
* ..
|
|
*
|
|
*
|
|
*> \par Purpose:
|
|
* =============
|
|
*>
|
|
*> \verbatim
|
|
*>
|
|
*> DERRGE tests the error exits for the DOUBLE PRECISION routines
|
|
*> for general matrices.
|
|
*> \endverbatim
|
|
*
|
|
* Arguments:
|
|
* ==========
|
|
*
|
|
*> \param[in] PATH
|
|
*> \verbatim
|
|
*> PATH is CHARACTER*3
|
|
*> The LAPACK path name for the routines to be tested.
|
|
*> \endverbatim
|
|
*>
|
|
*> \param[in] NUNIT
|
|
*> \verbatim
|
|
*> NUNIT is INTEGER
|
|
*> The unit number for output.
|
|
*> \endverbatim
|
|
*
|
|
* Authors:
|
|
* ========
|
|
*
|
|
*> \author Univ. of Tennessee
|
|
*> \author Univ. of California Berkeley
|
|
*> \author Univ. of Colorado Denver
|
|
*> \author NAG Ltd.
|
|
*
|
|
*> \ingroup double_lin
|
|
*
|
|
* =====================================================================
|
|
SUBROUTINE DERRGE( PATH, NUNIT )
|
|
*
|
|
* -- LAPACK test routine --
|
|
* -- LAPACK is a software package provided by Univ. of Tennessee, --
|
|
* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
|
|
*
|
|
* .. Scalar Arguments ..
|
|
CHARACTER*3 PATH
|
|
INTEGER NUNIT
|
|
* ..
|
|
*
|
|
* =====================================================================
|
|
*
|
|
* .. Parameters ..
|
|
INTEGER NMAX, LW
|
|
PARAMETER ( NMAX = 4, LW = 3*NMAX )
|
|
* ..
|
|
* .. Local Scalars ..
|
|
CHARACTER*2 C2
|
|
INTEGER I, INFO, J
|
|
DOUBLE PRECISION ANRM, CCOND, RCOND
|
|
* ..
|
|
* .. Local Arrays ..
|
|
INTEGER IP( NMAX ), IW( NMAX )
|
|
DOUBLE PRECISION A( NMAX, NMAX ), AF( NMAX, NMAX ), B( NMAX ),
|
|
$ R1( NMAX ), R2( NMAX ), W( LW ), X( NMAX )
|
|
* ..
|
|
* .. External Functions ..
|
|
LOGICAL LSAMEN
|
|
EXTERNAL LSAMEN
|
|
* ..
|
|
* .. External Subroutines ..
|
|
EXTERNAL ALAESM, CHKXER, DGBCON, DGBEQU, DGBRFS, DGBTF2,
|
|
$ DGBTRF, DGBTRS, DGECON, DGEEQU, DGERFS, DGETF2,
|
|
$ DGETRF, DGETRI, DGETRS
|
|
* ..
|
|
* .. Scalars in Common ..
|
|
LOGICAL LERR, OK
|
|
CHARACTER*32 SRNAMT
|
|
INTEGER INFOT, NOUT
|
|
* ..
|
|
* .. Common blocks ..
|
|
COMMON / INFOC / INFOT, NOUT, OK, LERR
|
|
COMMON / SRNAMC / SRNAMT
|
|
* ..
|
|
* .. Intrinsic Functions ..
|
|
INTRINSIC DBLE
|
|
* ..
|
|
* .. Executable Statements ..
|
|
*
|
|
NOUT = NUNIT
|
|
WRITE( NOUT, FMT = * )
|
|
C2 = PATH( 2: 3 )
|
|
*
|
|
* Set the variables to innocuous values.
|
|
*
|
|
DO 20 J = 1, NMAX
|
|
DO 10 I = 1, NMAX
|
|
A( I, J ) = 1.D0 / DBLE( I+J )
|
|
AF( I, J ) = 1.D0 / DBLE( I+J )
|
|
10 CONTINUE
|
|
B( J ) = 0.D0
|
|
R1( J ) = 0.D0
|
|
R2( J ) = 0.D0
|
|
W( J ) = 0.D0
|
|
X( J ) = 0.D0
|
|
IP( J ) = J
|
|
IW( J ) = J
|
|
20 CONTINUE
|
|
OK = .TRUE.
|
|
*
|
|
IF( LSAMEN( 2, C2, 'GE' ) ) THEN
|
|
*
|
|
* Test error exits of the routines that use the LU decomposition
|
|
* of a general matrix.
|
|
*
|
|
* DGETRF
|
|
*
|
|
SRNAMT = 'DGETRF'
|
|
INFOT = 1
|
|
CALL DGETRF( -1, 0, A, 1, IP, INFO )
|
|
CALL CHKXER( 'DGETRF', INFOT, NOUT, LERR, OK )
|
|
INFOT = 2
|
|
CALL DGETRF( 0, -1, A, 1, IP, INFO )
|
|
CALL CHKXER( 'DGETRF', INFOT, NOUT, LERR, OK )
|
|
INFOT = 4
|
|
CALL DGETRF( 2, 1, A, 1, IP, INFO )
|
|
CALL CHKXER( 'DGETRF', INFOT, NOUT, LERR, OK )
|
|
*
|
|
* DGETF2
|
|
*
|
|
SRNAMT = 'DGETF2'
|
|
INFOT = 1
|
|
CALL DGETF2( -1, 0, A, 1, IP, INFO )
|
|
CALL CHKXER( 'DGETF2', INFOT, NOUT, LERR, OK )
|
|
INFOT = 2
|
|
CALL DGETF2( 0, -1, A, 1, IP, INFO )
|
|
CALL CHKXER( 'DGETF2', INFOT, NOUT, LERR, OK )
|
|
INFOT = 4
|
|
CALL DGETF2( 2, 1, A, 1, IP, INFO )
|
|
CALL CHKXER( 'DGETF2', INFOT, NOUT, LERR, OK )
|
|
*
|
|
* DGETRI
|
|
*
|
|
SRNAMT = 'DGETRI'
|
|
INFOT = 1
|
|
CALL DGETRI( -1, A, 1, IP, W, LW, INFO )
|
|
CALL CHKXER( 'DGETRI', INFOT, NOUT, LERR, OK )
|
|
INFOT = 3
|
|
CALL DGETRI( 2, A, 1, IP, W, LW, INFO )
|
|
CALL CHKXER( 'DGETRI', INFOT, NOUT, LERR, OK )
|
|
*
|
|
* DGETRS
|
|
*
|
|
SRNAMT = 'DGETRS'
|
|
INFOT = 1
|
|
CALL DGETRS( '/', 0, 0, A, 1, IP, B, 1, INFO )
|
|
CALL CHKXER( 'DGETRS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 2
|
|
CALL DGETRS( 'N', -1, 0, A, 1, IP, B, 1, INFO )
|
|
CALL CHKXER( 'DGETRS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 3
|
|
CALL DGETRS( 'N', 0, -1, A, 1, IP, B, 1, INFO )
|
|
CALL CHKXER( 'DGETRS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 5
|
|
CALL DGETRS( 'N', 2, 1, A, 1, IP, B, 2, INFO )
|
|
CALL CHKXER( 'DGETRS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 8
|
|
CALL DGETRS( 'N', 2, 1, A, 2, IP, B, 1, INFO )
|
|
CALL CHKXER( 'DGETRS', INFOT, NOUT, LERR, OK )
|
|
*
|
|
* DGERFS
|
|
*
|
|
SRNAMT = 'DGERFS'
|
|
INFOT = 1
|
|
CALL DGERFS( '/', 0, 0, A, 1, AF, 1, IP, B, 1, X, 1, R1, R2, W,
|
|
$ IW, INFO )
|
|
CALL CHKXER( 'DGERFS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 2
|
|
CALL DGERFS( 'N', -1, 0, A, 1, AF, 1, IP, B, 1, X, 1, R1, R2,
|
|
$ W, IW, INFO )
|
|
CALL CHKXER( 'DGERFS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 3
|
|
CALL DGERFS( 'N', 0, -1, A, 1, AF, 1, IP, B, 1, X, 1, R1, R2,
|
|
$ W, IW, INFO )
|
|
CALL CHKXER( 'DGERFS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 5
|
|
CALL DGERFS( 'N', 2, 1, A, 1, AF, 2, IP, B, 2, X, 2, R1, R2, W,
|
|
$ IW, INFO )
|
|
CALL CHKXER( 'DGERFS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 7
|
|
CALL DGERFS( 'N', 2, 1, A, 2, AF, 1, IP, B, 2, X, 2, R1, R2, W,
|
|
$ IW, INFO )
|
|
CALL CHKXER( 'DGERFS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 10
|
|
CALL DGERFS( 'N', 2, 1, A, 2, AF, 2, IP, B, 1, X, 2, R1, R2, W,
|
|
$ IW, INFO )
|
|
CALL CHKXER( 'DGERFS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 12
|
|
CALL DGERFS( 'N', 2, 1, A, 2, AF, 2, IP, B, 2, X, 1, R1, R2, W,
|
|
$ IW, INFO )
|
|
CALL CHKXER( 'DGERFS', INFOT, NOUT, LERR, OK )
|
|
*
|
|
* DGECON
|
|
*
|
|
SRNAMT = 'DGECON'
|
|
INFOT = 1
|
|
CALL DGECON( '/', 0, A, 1, ANRM, RCOND, W, IW, INFO )
|
|
CALL CHKXER( 'DGECON', INFOT, NOUT, LERR, OK )
|
|
INFOT = 2
|
|
CALL DGECON( '1', -1, A, 1, ANRM, RCOND, W, IW, INFO )
|
|
CALL CHKXER( 'DGECON', INFOT, NOUT, LERR, OK )
|
|
INFOT = 4
|
|
CALL DGECON( '1', 2, A, 1, ANRM, RCOND, W, IW, INFO )
|
|
CALL CHKXER( 'DGECON', INFOT, NOUT, LERR, OK )
|
|
*
|
|
* DGEEQU
|
|
*
|
|
SRNAMT = 'DGEEQU'
|
|
INFOT = 1
|
|
CALL DGEEQU( -1, 0, A, 1, R1, R2, RCOND, CCOND, ANRM, INFO )
|
|
CALL CHKXER( 'DGEEQU', INFOT, NOUT, LERR, OK )
|
|
INFOT = 2
|
|
CALL DGEEQU( 0, -1, A, 1, R1, R2, RCOND, CCOND, ANRM, INFO )
|
|
CALL CHKXER( 'DGEEQU', INFOT, NOUT, LERR, OK )
|
|
INFOT = 4
|
|
CALL DGEEQU( 2, 2, A, 1, R1, R2, RCOND, CCOND, ANRM, INFO )
|
|
CALL CHKXER( 'DGEEQU', INFOT, NOUT, LERR, OK )
|
|
*
|
|
ELSE IF( LSAMEN( 2, C2, 'GB' ) ) THEN
|
|
*
|
|
* Test error exits of the routines that use the LU decomposition
|
|
* of a general band matrix.
|
|
*
|
|
* DGBTRF
|
|
*
|
|
SRNAMT = 'DGBTRF'
|
|
INFOT = 1
|
|
CALL DGBTRF( -1, 0, 0, 0, A, 1, IP, INFO )
|
|
CALL CHKXER( 'DGBTRF', INFOT, NOUT, LERR, OK )
|
|
INFOT = 2
|
|
CALL DGBTRF( 0, -1, 0, 0, A, 1, IP, INFO )
|
|
CALL CHKXER( 'DGBTRF', INFOT, NOUT, LERR, OK )
|
|
INFOT = 3
|
|
CALL DGBTRF( 1, 1, -1, 0, A, 1, IP, INFO )
|
|
CALL CHKXER( 'DGBTRF', INFOT, NOUT, LERR, OK )
|
|
INFOT = 4
|
|
CALL DGBTRF( 1, 1, 0, -1, A, 1, IP, INFO )
|
|
CALL CHKXER( 'DGBTRF', INFOT, NOUT, LERR, OK )
|
|
INFOT = 6
|
|
CALL DGBTRF( 2, 2, 1, 1, A, 3, IP, INFO )
|
|
CALL CHKXER( 'DGBTRF', INFOT, NOUT, LERR, OK )
|
|
*
|
|
* DGBTF2
|
|
*
|
|
SRNAMT = 'DGBTF2'
|
|
INFOT = 1
|
|
CALL DGBTF2( -1, 0, 0, 0, A, 1, IP, INFO )
|
|
CALL CHKXER( 'DGBTF2', INFOT, NOUT, LERR, OK )
|
|
INFOT = 2
|
|
CALL DGBTF2( 0, -1, 0, 0, A, 1, IP, INFO )
|
|
CALL CHKXER( 'DGBTF2', INFOT, NOUT, LERR, OK )
|
|
INFOT = 3
|
|
CALL DGBTF2( 1, 1, -1, 0, A, 1, IP, INFO )
|
|
CALL CHKXER( 'DGBTF2', INFOT, NOUT, LERR, OK )
|
|
INFOT = 4
|
|
CALL DGBTF2( 1, 1, 0, -1, A, 1, IP, INFO )
|
|
CALL CHKXER( 'DGBTF2', INFOT, NOUT, LERR, OK )
|
|
INFOT = 6
|
|
CALL DGBTF2( 2, 2, 1, 1, A, 3, IP, INFO )
|
|
CALL CHKXER( 'DGBTF2', INFOT, NOUT, LERR, OK )
|
|
*
|
|
* DGBTRS
|
|
*
|
|
SRNAMT = 'DGBTRS'
|
|
INFOT = 1
|
|
CALL DGBTRS( '/', 0, 0, 0, 1, A, 1, IP, B, 1, INFO )
|
|
CALL CHKXER( 'DGBTRS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 2
|
|
CALL DGBTRS( 'N', -1, 0, 0, 1, A, 1, IP, B, 1, INFO )
|
|
CALL CHKXER( 'DGBTRS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 3
|
|
CALL DGBTRS( 'N', 1, -1, 0, 1, A, 1, IP, B, 1, INFO )
|
|
CALL CHKXER( 'DGBTRS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 4
|
|
CALL DGBTRS( 'N', 1, 0, -1, 1, A, 1, IP, B, 1, INFO )
|
|
CALL CHKXER( 'DGBTRS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 5
|
|
CALL DGBTRS( 'N', 1, 0, 0, -1, A, 1, IP, B, 1, INFO )
|
|
CALL CHKXER( 'DGBTRS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 7
|
|
CALL DGBTRS( 'N', 2, 1, 1, 1, A, 3, IP, B, 2, INFO )
|
|
CALL CHKXER( 'DGBTRS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 10
|
|
CALL DGBTRS( 'N', 2, 0, 0, 1, A, 1, IP, B, 1, INFO )
|
|
CALL CHKXER( 'DGBTRS', INFOT, NOUT, LERR, OK )
|
|
*
|
|
* DGBRFS
|
|
*
|
|
SRNAMT = 'DGBRFS'
|
|
INFOT = 1
|
|
CALL DGBRFS( '/', 0, 0, 0, 0, A, 1, AF, 1, IP, B, 1, X, 1, R1,
|
|
$ R2, W, IW, INFO )
|
|
CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 2
|
|
CALL DGBRFS( 'N', -1, 0, 0, 0, A, 1, AF, 1, IP, B, 1, X, 1, R1,
|
|
$ R2, W, IW, INFO )
|
|
CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 3
|
|
CALL DGBRFS( 'N', 1, -1, 0, 0, A, 1, AF, 1, IP, B, 1, X, 1, R1,
|
|
$ R2, W, IW, INFO )
|
|
CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 4
|
|
CALL DGBRFS( 'N', 1, 0, -1, 0, A, 1, AF, 1, IP, B, 1, X, 1, R1,
|
|
$ R2, W, IW, INFO )
|
|
CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 5
|
|
CALL DGBRFS( 'N', 1, 0, 0, -1, A, 1, AF, 1, IP, B, 1, X, 1, R1,
|
|
$ R2, W, IW, INFO )
|
|
CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 7
|
|
CALL DGBRFS( 'N', 2, 1, 1, 1, A, 2, AF, 4, IP, B, 2, X, 2, R1,
|
|
$ R2, W, IW, INFO )
|
|
CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 9
|
|
CALL DGBRFS( 'N', 2, 1, 1, 1, A, 3, AF, 3, IP, B, 2, X, 2, R1,
|
|
$ R2, W, IW, INFO )
|
|
CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 12
|
|
CALL DGBRFS( 'N', 2, 0, 0, 1, A, 1, AF, 1, IP, B, 1, X, 2, R1,
|
|
$ R2, W, IW, INFO )
|
|
CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
|
|
INFOT = 14
|
|
CALL DGBRFS( 'N', 2, 0, 0, 1, A, 1, AF, 1, IP, B, 2, X, 1, R1,
|
|
$ R2, W, IW, INFO )
|
|
CALL CHKXER( 'DGBRFS', INFOT, NOUT, LERR, OK )
|
|
*
|
|
* DGBCON
|
|
*
|
|
SRNAMT = 'DGBCON'
|
|
INFOT = 1
|
|
CALL DGBCON( '/', 0, 0, 0, A, 1, IP, ANRM, RCOND, W, IW, INFO )
|
|
CALL CHKXER( 'DGBCON', INFOT, NOUT, LERR, OK )
|
|
INFOT = 2
|
|
CALL DGBCON( '1', -1, 0, 0, A, 1, IP, ANRM, RCOND, W, IW,
|
|
$ INFO )
|
|
CALL CHKXER( 'DGBCON', INFOT, NOUT, LERR, OK )
|
|
INFOT = 3
|
|
CALL DGBCON( '1', 1, -1, 0, A, 1, IP, ANRM, RCOND, W, IW,
|
|
$ INFO )
|
|
CALL CHKXER( 'DGBCON', INFOT, NOUT, LERR, OK )
|
|
INFOT = 4
|
|
CALL DGBCON( '1', 1, 0, -1, A, 1, IP, ANRM, RCOND, W, IW,
|
|
$ INFO )
|
|
CALL CHKXER( 'DGBCON', INFOT, NOUT, LERR, OK )
|
|
INFOT = 6
|
|
CALL DGBCON( '1', 2, 1, 1, A, 3, IP, ANRM, RCOND, W, IW, INFO )
|
|
CALL CHKXER( 'DGBCON', INFOT, NOUT, LERR, OK )
|
|
*
|
|
* DGBEQU
|
|
*
|
|
SRNAMT = 'DGBEQU'
|
|
INFOT = 1
|
|
CALL DGBEQU( -1, 0, 0, 0, A, 1, R1, R2, RCOND, CCOND, ANRM,
|
|
$ INFO )
|
|
CALL CHKXER( 'DGBEQU', INFOT, NOUT, LERR, OK )
|
|
INFOT = 2
|
|
CALL DGBEQU( 0, -1, 0, 0, A, 1, R1, R2, RCOND, CCOND, ANRM,
|
|
$ INFO )
|
|
CALL CHKXER( 'DGBEQU', INFOT, NOUT, LERR, OK )
|
|
INFOT = 3
|
|
CALL DGBEQU( 1, 1, -1, 0, A, 1, R1, R2, RCOND, CCOND, ANRM,
|
|
$ INFO )
|
|
CALL CHKXER( 'DGBEQU', INFOT, NOUT, LERR, OK )
|
|
INFOT = 4
|
|
CALL DGBEQU( 1, 1, 0, -1, A, 1, R1, R2, RCOND, CCOND, ANRM,
|
|
$ INFO )
|
|
CALL CHKXER( 'DGBEQU', INFOT, NOUT, LERR, OK )
|
|
INFOT = 6
|
|
CALL DGBEQU( 2, 2, 1, 1, A, 2, R1, R2, RCOND, CCOND, ANRM,
|
|
$ INFO )
|
|
CALL CHKXER( 'DGBEQU', INFOT, NOUT, LERR, OK )
|
|
END IF
|
|
*
|
|
* Print a summary line.
|
|
*
|
|
CALL ALAESM( PATH, OK, NOUT )
|
|
*
|
|
RETURN
|
|
*
|
|
* End of DERRGE
|
|
*
|
|
END
|