328 lines
10 KiB
Fortran
328 lines
10 KiB
Fortran
*> \brief \b DERRQR
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*
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* =========== DOCUMENTATION ===========
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*
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* Online html documentation available at
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* http://www.netlib.org/lapack/explore-html/
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*
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* Definition:
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* ===========
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*
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* SUBROUTINE DERRQR( PATH, NUNIT )
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*
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* .. Scalar Arguments ..
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* CHARACTER*3 PATH
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* INTEGER NUNIT
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* ..
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*
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*
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*> \par Purpose:
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* =============
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*>
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*> \verbatim
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*>
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*> DERRQR tests the error exits for the DOUBLE PRECISION routines
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*> that use the QR decomposition of a general matrix.
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*> \endverbatim
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*
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* Arguments:
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* ==========
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*
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*> \param[in] PATH
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*> \verbatim
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*> PATH is CHARACTER*3
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*> The LAPACK path name for the routines to be tested.
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*> \endverbatim
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*>
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*> \param[in] NUNIT
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*> \verbatim
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*> NUNIT is INTEGER
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*> The unit number for output.
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*> \endverbatim
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*
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* Authors:
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* ========
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*
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*> \author Univ. of Tennessee
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*> \author Univ. of California Berkeley
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*> \author Univ. of Colorado Denver
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*> \author NAG Ltd.
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*
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*> \ingroup double_lin
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*
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* =====================================================================
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SUBROUTINE DERRQR( PATH, NUNIT )
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*
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* -- LAPACK test routine --
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* -- LAPACK is a software package provided by Univ. of Tennessee, --
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* -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
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*
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* .. Scalar Arguments ..
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CHARACTER*3 PATH
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INTEGER NUNIT
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* ..
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*
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* =====================================================================
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*
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* .. Parameters ..
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INTEGER NMAX
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PARAMETER ( NMAX = 2 )
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* ..
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* .. Local Scalars ..
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INTEGER I, INFO, J
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* ..
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* .. Local Arrays ..
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DOUBLE PRECISION A( NMAX, NMAX ), AF( NMAX, NMAX ), B( NMAX ),
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$ W( NMAX ), X( NMAX )
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* ..
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* .. External Subroutines ..
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EXTERNAL ALAESM, CHKXER, DGEQR2, DGEQR2P, DGEQRF,
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$ DGEQRFP, DGEQRS, DORG2R, DORGQR, DORM2R,
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$ DORMQR
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* ..
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* .. Scalars in Common ..
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LOGICAL LERR, OK
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CHARACTER*32 SRNAMT
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INTEGER INFOT, NOUT
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* ..
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* .. Common blocks ..
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COMMON / INFOC / INFOT, NOUT, OK, LERR
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COMMON / SRNAMC / SRNAMT
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* ..
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* .. Intrinsic Functions ..
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INTRINSIC DBLE
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* ..
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* .. Executable Statements ..
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*
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NOUT = NUNIT
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WRITE( NOUT, FMT = * )
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*
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* Set the variables to innocuous values.
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*
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DO 20 J = 1, NMAX
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DO 10 I = 1, NMAX
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A( I, J ) = 1.D0 / DBLE( I+J )
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AF( I, J ) = 1.D0 / DBLE( I+J )
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10 CONTINUE
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B( J ) = 0.D0
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W( J ) = 0.D0
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X( J ) = 0.D0
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20 CONTINUE
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OK = .TRUE.
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*
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* Error exits for QR factorization
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*
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* DGEQRF
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*
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SRNAMT = 'DGEQRF'
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INFOT = 1
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CALL DGEQRF( -1, 0, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'DGEQRF', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEQRF( 0, -1, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'DGEQRF', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGEQRF( 2, 1, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'DGEQRF', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DGEQRF( 1, 2, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'DGEQRF', INFOT, NOUT, LERR, OK )
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*
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* DGEQRFP
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*
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SRNAMT = 'DGEQRFP'
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INFOT = 1
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CALL DGEQRFP( -1, 0, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'DGEQRFP', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEQRFP( 0, -1, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'DGEQRFP', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGEQRFP( 2, 1, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'DGEQRFP', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DGEQRFP( 1, 2, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'DGEQRFP', INFOT, NOUT, LERR, OK )
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*
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* DGEQR2
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*
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SRNAMT = 'DGEQR2'
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INFOT = 1
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CALL DGEQR2( -1, 0, A, 1, B, W, INFO )
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CALL CHKXER( 'DGEQR2', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEQR2( 0, -1, A, 1, B, W, INFO )
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CALL CHKXER( 'DGEQR2', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGEQR2( 2, 1, A, 1, B, W, INFO )
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CALL CHKXER( 'DGEQR2', INFOT, NOUT, LERR, OK )
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*
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* DGEQR2P
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*
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SRNAMT = 'DGEQR2P'
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INFOT = 1
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CALL DGEQR2P( -1, 0, A, 1, B, W, INFO )
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CALL CHKXER( 'DGEQR2P', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEQR2P( 0, -1, A, 1, B, W, INFO )
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CALL CHKXER( 'DGEQR2P', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGEQR2P( 2, 1, A, 1, B, W, INFO )
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CALL CHKXER( 'DGEQR2P', INFOT, NOUT, LERR, OK )
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*
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* DGEQRS
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*
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SRNAMT = 'DGEQRS'
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INFOT = 1
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CALL DGEQRS( -1, 0, 0, A, 1, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'DGEQRS', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEQRS( 0, -1, 0, A, 1, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'DGEQRS', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEQRS( 1, 2, 0, A, 2, X, B, 2, W, 1, INFO )
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CALL CHKXER( 'DGEQRS', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGEQRS( 0, 0, -1, A, 1, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'DGEQRS', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DGEQRS( 2, 1, 0, A, 1, X, B, 2, W, 1, INFO )
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CALL CHKXER( 'DGEQRS', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL DGEQRS( 2, 1, 0, A, 2, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'DGEQRS', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL DGEQRS( 1, 1, 2, A, 1, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'DGEQRS', INFOT, NOUT, LERR, OK )
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*
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* DORGQR
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*
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SRNAMT = 'DORGQR'
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INFOT = 1
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CALL DORGQR( -1, 0, 0, A, 1, X, W, 1, INFO )
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CALL CHKXER( 'DORGQR', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORGQR( 0, -1, 0, A, 1, X, W, 1, INFO )
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CALL CHKXER( 'DORGQR', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORGQR( 1, 2, 0, A, 1, X, W, 2, INFO )
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CALL CHKXER( 'DORGQR', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORGQR( 0, 0, -1, A, 1, X, W, 1, INFO )
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CALL CHKXER( 'DORGQR', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORGQR( 1, 1, 2, A, 1, X, W, 1, INFO )
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CALL CHKXER( 'DORGQR', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORGQR( 2, 2, 0, A, 1, X, W, 2, INFO )
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CALL CHKXER( 'DORGQR', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL DORGQR( 2, 2, 0, A, 2, X, W, 1, INFO )
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CALL CHKXER( 'DORGQR', INFOT, NOUT, LERR, OK )
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*
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* DORG2R
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*
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SRNAMT = 'DORG2R'
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INFOT = 1
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CALL DORG2R( -1, 0, 0, A, 1, X, W, INFO )
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CALL CHKXER( 'DORG2R', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORG2R( 0, -1, 0, A, 1, X, W, INFO )
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CALL CHKXER( 'DORG2R', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORG2R( 1, 2, 0, A, 1, X, W, INFO )
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CALL CHKXER( 'DORG2R', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORG2R( 0, 0, -1, A, 1, X, W, INFO )
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CALL CHKXER( 'DORG2R', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORG2R( 2, 1, 2, A, 2, X, W, INFO )
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CALL CHKXER( 'DORG2R', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORG2R( 2, 1, 0, A, 1, X, W, INFO )
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CALL CHKXER( 'DORG2R', INFOT, NOUT, LERR, OK )
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*
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* DORMQR
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*
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SRNAMT = 'DORMQR'
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INFOT = 1
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CALL DORMQR( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORMQR( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORMQR( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DORMQR( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORMQR( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORMQR( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORMQR( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DORMQR( 'L', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO )
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CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DORMQR( 'R', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL DORMQR( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
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INFOT = 12
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CALL DORMQR( 'L', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
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INFOT = 12
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CALL DORMQR( 'R', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO )
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CALL CHKXER( 'DORMQR', INFOT, NOUT, LERR, OK )
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*
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* DORM2R
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*
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SRNAMT = 'DORM2R'
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INFOT = 1
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CALL DORM2R( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORM2R( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORM2R( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DORM2R( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORM2R( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORM2R( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORM2R( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DORM2R( 'L', 'N', 2, 1, 0, A, 1, X, AF, 2, W, INFO )
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CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DORM2R( 'R', 'N', 1, 2, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL DORM2R( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, INFO )
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CALL CHKXER( 'DORM2R', INFOT, NOUT, LERR, OK )
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*
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* Print a summary line.
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*
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CALL ALAESM( PATH, OK, NOUT )
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*
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RETURN
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*
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* End of DERRQR
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*
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END
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