486 lines
17 KiB
Fortran
486 lines
17 KiB
Fortran
*> \brief \b DERRHS
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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 DERRHS( 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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*> DERRHS tests the error exits for DGEBAK, DGEBAL, DGEHRD, DGEHD2,
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*> DORGHR, DORMHR, DHSEQR, DHSEIN, DTREVC, and DTREVC3.
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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_eig
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*
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* =====================================================================
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SUBROUTINE DERRHS( 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, LW
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PARAMETER ( NMAX = 3, LW = ( NMAX+2 )*( NMAX+2 )+NMAX )
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* ..
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* .. Local Scalars ..
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CHARACTER*2 C2
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INTEGER I, IHI, ILO, INFO, J, M, NT
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* ..
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* .. Local Arrays ..
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LOGICAL SEL( NMAX )
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INTEGER IFAILL( NMAX ), IFAILR( NMAX )
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DOUBLE PRECISION A( NMAX, NMAX ), C( NMAX, NMAX ), S( NMAX ),
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$ TAU( NMAX ), VL( NMAX, NMAX ),
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$ VR( NMAX, NMAX ), W( LW ), WI( NMAX ),
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$ WR( NMAX )
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* ..
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* .. External Functions ..
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LOGICAL LSAMEN
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EXTERNAL LSAMEN
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* ..
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* .. External Subroutines ..
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EXTERNAL CHKXER, DGEBAK, DGEBAL, DGEHRD, DHSEIN, DHSEQR,
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$ DORGHR, DORMHR, DTREVC, DTREVC3, DGEHD2
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* ..
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* .. Intrinsic Functions ..
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INTRINSIC DBLE
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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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* .. Executable Statements ..
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*
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NOUT = NUNIT
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WRITE( NOUT, FMT = * )
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C2 = PATH( 2: 3 )
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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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10 CONTINUE
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WI( J ) = DBLE( J )
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SEL( J ) = .TRUE.
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20 CONTINUE
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OK = .TRUE.
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NT = 0
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*
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* Test error exits of the nonsymmetric eigenvalue routines.
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*
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IF( LSAMEN( 2, C2, 'HS' ) ) THEN
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*
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* DGEBAL
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*
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SRNAMT = 'DGEBAL'
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INFOT = 1
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CALL DGEBAL( '/', 0, A, 1, ILO, IHI, S, INFO )
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CALL CHKXER( 'DGEBAL', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEBAL( 'N', -1, A, 1, ILO, IHI, S, INFO )
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CALL CHKXER( 'DGEBAL', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGEBAL( 'N', 2, A, 1, ILO, IHI, S, INFO )
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CALL CHKXER( 'DGEBAL', INFOT, NOUT, LERR, OK )
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NT = NT + 3
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*
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* DGEBAK
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*
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SRNAMT = 'DGEBAK'
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INFOT = 1
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CALL DGEBAK( '/', 'R', 0, 1, 0, S, 0, A, 1, INFO )
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CALL CHKXER( 'DGEBAK', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEBAK( 'N', '/', 0, 1, 0, S, 0, A, 1, INFO )
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CALL CHKXER( 'DGEBAK', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGEBAK( 'N', 'R', -1, 1, 0, S, 0, A, 1, INFO )
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CALL CHKXER( 'DGEBAK', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGEBAK( 'N', 'R', 0, 0, 0, S, 0, A, 1, INFO )
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CALL CHKXER( 'DGEBAK', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DGEBAK( 'N', 'R', 0, 2, 0, S, 0, A, 1, INFO )
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CALL CHKXER( 'DGEBAK', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DGEBAK( 'N', 'R', 2, 2, 1, S, 0, A, 2, INFO )
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CALL CHKXER( 'DGEBAK', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DGEBAK( 'N', 'R', 0, 1, 1, S, 0, A, 1, INFO )
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CALL CHKXER( 'DGEBAK', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DGEBAK( 'N', 'R', 0, 1, 0, S, -1, A, 1, INFO )
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CALL CHKXER( 'DGEBAK', INFOT, NOUT, LERR, OK )
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INFOT = 9
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CALL DGEBAK( 'N', 'R', 2, 1, 2, S, 0, A, 1, INFO )
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CALL CHKXER( 'DGEBAK', INFOT, NOUT, LERR, OK )
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NT = NT + 9
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*
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* DGEHRD
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*
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SRNAMT = 'DGEHRD'
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INFOT = 1
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CALL DGEHRD( -1, 1, 1, A, 1, TAU, W, 1, INFO )
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CALL CHKXER( 'DGEHRD', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEHRD( 0, 0, 0, A, 1, TAU, W, 1, INFO )
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CALL CHKXER( 'DGEHRD', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEHRD( 0, 2, 0, A, 1, TAU, W, 1, INFO )
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CALL CHKXER( 'DGEHRD', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGEHRD( 1, 1, 0, A, 1, TAU, W, 1, INFO )
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CALL CHKXER( 'DGEHRD', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGEHRD( 0, 1, 1, A, 1, TAU, W, 1, INFO )
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CALL CHKXER( 'DGEHRD', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DGEHRD( 2, 1, 1, A, 1, TAU, W, 2, INFO )
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CALL CHKXER( 'DGEHRD', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL DGEHRD( 2, 1, 2, A, 2, TAU, W, 1, INFO )
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CALL CHKXER( 'DGEHRD', INFOT, NOUT, LERR, OK )
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NT = NT + 7
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*
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* DGEHD2
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*
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SRNAMT = 'DGEHD2'
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INFOT = 1
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CALL DGEHD2( -1, 1, 1, A, 1, TAU, W, INFO )
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CALL CHKXER( 'DGEHD2', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEHD2( 0, 0, 0, A, 1, TAU, W, INFO )
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CALL CHKXER( 'DGEHD2', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DGEHD2( 0, 2, 0, A, 1, TAU, W, INFO )
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CALL CHKXER( 'DGEHD2', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGEHD2( 1, 1, 0, A, 1, TAU, W, INFO )
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CALL CHKXER( 'DGEHD2', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DGEHD2( 0, 1, 1, A, 1, TAU, W, INFO )
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CALL CHKXER( 'DGEHD2', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DGEHD2( 2, 1, 1, A, 1, TAU, W, INFO )
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CALL CHKXER( 'DGEHD2', INFOT, NOUT, LERR, OK )
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NT = NT + 6
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*
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* DORGHR
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*
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SRNAMT = 'DORGHR'
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INFOT = 1
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CALL DORGHR( -1, 1, 1, A, 1, TAU, W, 1, INFO )
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CALL CHKXER( 'DORGHR', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORGHR( 0, 0, 0, A, 1, TAU, W, 1, INFO )
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CALL CHKXER( 'DORGHR', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORGHR( 0, 2, 0, A, 1, TAU, W, 1, INFO )
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CALL CHKXER( 'DORGHR', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORGHR( 1, 1, 0, A, 1, TAU, W, 1, INFO )
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CALL CHKXER( 'DORGHR', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORGHR( 0, 1, 1, A, 1, TAU, W, 1, INFO )
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CALL CHKXER( 'DORGHR', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORGHR( 2, 1, 1, A, 1, TAU, W, 1, INFO )
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CALL CHKXER( 'DORGHR', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL DORGHR( 3, 1, 3, A, 3, TAU, W, 1, INFO )
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CALL CHKXER( 'DORGHR', INFOT, NOUT, LERR, OK )
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NT = NT + 7
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*
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* DORMHR
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*
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SRNAMT = 'DORMHR'
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INFOT = 1
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CALL DORMHR( '/', 'N', 0, 0, 1, 0, A, 1, TAU, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DORMHR( 'L', '/', 0, 0, 1, 0, A, 1, TAU, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DORMHR( 'L', 'N', -1, 0, 1, 0, A, 1, TAU, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DORMHR( 'L', 'N', 0, -1, 1, 0, A, 1, TAU, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORMHR( 'L', 'N', 0, 0, 0, 0, A, 1, TAU, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORMHR( 'L', 'N', 0, 0, 2, 0, A, 1, TAU, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORMHR( 'L', 'N', 1, 2, 2, 1, A, 1, TAU, C, 1, W, 2,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DORMHR( 'R', 'N', 2, 1, 2, 1, A, 1, TAU, C, 2, W, 2,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 6
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CALL DORMHR( 'L', 'N', 1, 1, 1, 0, A, 1, TAU, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 6
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CALL DORMHR( 'L', 'N', 0, 1, 1, 1, A, 1, TAU, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 6
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CALL DORMHR( 'R', 'N', 1, 0, 1, 1, A, 1, TAU, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL DORMHR( 'L', 'N', 2, 1, 1, 1, A, 1, TAU, C, 2, W, 1,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL DORMHR( 'R', 'N', 1, 2, 1, 1, A, 1, TAU, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 11
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CALL DORMHR( 'L', 'N', 2, 1, 1, 1, A, 2, TAU, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 13
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CALL DORMHR( 'L', 'N', 1, 2, 1, 1, A, 1, TAU, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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INFOT = 13
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CALL DORMHR( 'R', 'N', 2, 1, 1, 1, A, 1, TAU, C, 2, W, 1,
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$ INFO )
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CALL CHKXER( 'DORMHR', INFOT, NOUT, LERR, OK )
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NT = NT + 16
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*
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* DHSEQR
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*
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SRNAMT = 'DHSEQR'
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INFOT = 1
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CALL DHSEQR( '/', 'N', 0, 1, 0, A, 1, WR, WI, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DHSEQR', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DHSEQR( 'E', '/', 0, 1, 0, A, 1, WR, WI, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DHSEQR', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DHSEQR( 'E', 'N', -1, 1, 0, A, 1, WR, WI, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DHSEQR', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DHSEQR( 'E', 'N', 0, 0, 0, A, 1, WR, WI, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DHSEQR', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DHSEQR( 'E', 'N', 0, 2, 0, A, 1, WR, WI, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DHSEQR', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DHSEQR( 'E', 'N', 1, 1, 0, A, 1, WR, WI, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DHSEQR', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DHSEQR( 'E', 'N', 1, 1, 2, A, 1, WR, WI, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DHSEQR', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DHSEQR( 'E', 'N', 2, 1, 2, A, 1, WR, WI, C, 2, W, 1,
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$ INFO )
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CALL CHKXER( 'DHSEQR', INFOT, NOUT, LERR, OK )
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INFOT = 11
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CALL DHSEQR( 'E', 'V', 2, 1, 2, A, 2, WR, WI, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DHSEQR', INFOT, NOUT, LERR, OK )
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INFOT = 13
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CALL DHSEQR( 'E', 'N', 2, 1, 2, A, 2, WR, WI, C, 1, W, 1,
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$ INFO )
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CALL CHKXER( 'DHSEQR', INFOT, NOUT, LERR, OK )
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NT = NT + 10
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*
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* DHSEIN
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*
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SRNAMT = 'DHSEIN'
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INFOT = 1
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CALL DHSEIN( '/', 'N', 'N', SEL, 0, A, 1, WR, WI, VL, 1, VR, 1,
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$ 0, M, W, IFAILL, IFAILR, INFO )
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CALL CHKXER( 'DHSEIN', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DHSEIN( 'R', '/', 'N', SEL, 0, A, 1, WR, WI, VL, 1, VR, 1,
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$ 0, M, W, IFAILL, IFAILR, INFO )
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CALL CHKXER( 'DHSEIN', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL DHSEIN( 'R', 'N', '/', SEL, 0, A, 1, WR, WI, VL, 1, VR, 1,
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$ 0, M, W, IFAILL, IFAILR, INFO )
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CALL CHKXER( 'DHSEIN', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL DHSEIN( 'R', 'N', 'N', SEL, -1, A, 1, WR, WI, VL, 1, VR,
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$ 1, 0, M, W, IFAILL, IFAILR, INFO )
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CALL CHKXER( 'DHSEIN', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL DHSEIN( 'R', 'N', 'N', SEL, 2, A, 1, WR, WI, VL, 1, VR, 2,
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$ 4, M, W, IFAILL, IFAILR, INFO )
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CALL CHKXER( 'DHSEIN', INFOT, NOUT, LERR, OK )
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INFOT = 11
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CALL DHSEIN( 'L', 'N', 'N', SEL, 2, A, 2, WR, WI, VL, 1, VR, 1,
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$ 4, M, W, IFAILL, IFAILR, INFO )
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CALL CHKXER( 'DHSEIN', INFOT, NOUT, LERR, OK )
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INFOT = 13
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CALL DHSEIN( 'R', 'N', 'N', SEL, 2, A, 2, WR, WI, VL, 1, VR, 1,
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$ 4, M, W, IFAILL, IFAILR, INFO )
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CALL CHKXER( 'DHSEIN', INFOT, NOUT, LERR, OK )
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INFOT = 14
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CALL DHSEIN( 'R', 'N', 'N', SEL, 2, A, 2, WR, WI, VL, 1, VR, 2,
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$ 1, M, W, IFAILL, IFAILR, INFO )
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CALL CHKXER( 'DHSEIN', INFOT, NOUT, LERR, OK )
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NT = NT + 8
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*
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* DTREVC
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*
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|
SRNAMT = 'DTREVC'
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INFOT = 1
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CALL DTREVC( '/', 'A', SEL, 0, A, 1, VL, 1, VR, 1, 0, M, W,
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$ INFO )
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CALL CHKXER( 'DTREVC', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL DTREVC( 'L', '/', SEL, 0, A, 1, VL, 1, VR, 1, 0, M, W,
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$ INFO )
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CALL CHKXER( 'DTREVC', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL DTREVC( 'L', 'A', SEL, -1, A, 1, VL, 1, VR, 1, 0, M, W,
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$ INFO )
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CALL CHKXER( 'DTREVC', INFOT, NOUT, LERR, OK )
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INFOT = 6
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CALL DTREVC( 'L', 'A', SEL, 2, A, 1, VL, 2, VR, 1, 4, M, W,
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$ INFO )
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CALL CHKXER( 'DTREVC', INFOT, NOUT, LERR, OK )
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|
INFOT = 8
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|
CALL DTREVC( 'L', 'A', SEL, 2, A, 2, VL, 1, VR, 1, 4, M, W,
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$ INFO )
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|
CALL CHKXER( 'DTREVC', INFOT, NOUT, LERR, OK )
|
|
INFOT = 10
|
|
CALL DTREVC( 'R', 'A', SEL, 2, A, 2, VL, 1, VR, 1, 4, M, W,
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|
$ INFO )
|
|
CALL CHKXER( 'DTREVC', INFOT, NOUT, LERR, OK )
|
|
INFOT = 11
|
|
CALL DTREVC( 'L', 'A', SEL, 2, A, 2, VL, 2, VR, 1, 1, M, W,
|
|
$ INFO )
|
|
CALL CHKXER( 'DTREVC', INFOT, NOUT, LERR, OK )
|
|
NT = NT + 7
|
|
*
|
|
* DTREVC3
|
|
*
|
|
SRNAMT = 'DTREVC3'
|
|
INFOT = 1
|
|
CALL DTREVC3( '/', 'A', SEL, 0, A, 1, VL, 1, VR, 1, 0, M, W,
|
|
$ LW, INFO )
|
|
CALL CHKXER( 'DTREVC3', INFOT, NOUT, LERR, OK )
|
|
INFOT = 2
|
|
CALL DTREVC3( 'L', '/', SEL, 0, A, 1, VL, 1, VR, 1, 0, M, W,
|
|
$ LW, INFO )
|
|
CALL CHKXER( 'DTREVC3', INFOT, NOUT, LERR, OK )
|
|
INFOT = 4
|
|
CALL DTREVC3( 'L', 'A', SEL, -1, A, 1, VL, 1, VR, 1, 0, M, W,
|
|
$ LW, INFO )
|
|
CALL CHKXER( 'DTREVC3', INFOT, NOUT, LERR, OK )
|
|
INFOT = 6
|
|
CALL DTREVC3( 'L', 'A', SEL, 2, A, 1, VL, 2, VR, 1, 4, M, W,
|
|
$ LW, INFO )
|
|
CALL CHKXER( 'DTREVC3', INFOT, NOUT, LERR, OK )
|
|
INFOT = 8
|
|
CALL DTREVC3( 'L', 'A', SEL, 2, A, 2, VL, 1, VR, 1, 4, M, W,
|
|
$ LW, INFO )
|
|
CALL CHKXER( 'DTREVC3', INFOT, NOUT, LERR, OK )
|
|
INFOT = 10
|
|
CALL DTREVC3( 'R', 'A', SEL, 2, A, 2, VL, 1, VR, 1, 4, M, W,
|
|
$ LW, INFO )
|
|
CALL CHKXER( 'DTREVC3', INFOT, NOUT, LERR, OK )
|
|
INFOT = 11
|
|
CALL DTREVC3( 'L', 'A', SEL, 2, A, 2, VL, 2, VR, 1, 1, M, W,
|
|
$ LW, INFO )
|
|
CALL CHKXER( 'DTREVC3', INFOT, NOUT, LERR, OK )
|
|
INFOT = 14
|
|
CALL DTREVC3( 'L', 'A', SEL, 2, A, 2, VL, 2, VR, 1, 2, M, W,
|
|
$ 2, INFO )
|
|
CALL CHKXER( 'DTREVC3', INFOT, NOUT, LERR, OK )
|
|
NT = NT + 8
|
|
END IF
|
|
*
|
|
* Print a summary line.
|
|
*
|
|
IF( OK ) THEN
|
|
WRITE( NOUT, FMT = 9999 )PATH, NT
|
|
ELSE
|
|
WRITE( NOUT, FMT = 9998 )PATH
|
|
END IF
|
|
*
|
|
9999 FORMAT( 1X, A3, ' routines passed the tests of the error exits',
|
|
$ ' (', I3, ' tests done)' )
|
|
9998 FORMAT( ' *** ', A3, ' routines failed the tests of the error ',
|
|
$ 'exits ***' )
|
|
*
|
|
RETURN
|
|
*
|
|
* End of DERRHS
|
|
*
|
|
END
|