301 lines
9.4 KiB
Fortran
301 lines
9.4 KiB
Fortran
*> \brief \b ZERRTSQR
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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 ZERRTSQR( 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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*> ZERRTSQR tests the error exits for the ZOUBLE PRECISION routines
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*> that use the TSQR 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 Zenver
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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 ZERRTSQR( PATH, NUNIT )
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IMPLICIT NONE
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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, MB, NB
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* ..
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* .. Local Arrays ..
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COMPLEX*16 A( NMAX, NMAX ), T( NMAX, NMAX ), W( NMAX ),
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$ C( NMAX, NMAX ), TAU(NMAX)
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* ..
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* .. External Subroutines ..
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EXTERNAL ALAESM, CHKXER, ZGEQR,
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$ ZGEMQR, ZGELQ, ZGEMLQ
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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 J = 1, NMAX
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DO I = 1, NMAX
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A( I, J ) = 1.D0 / DBLE( I+J )
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C( I, J ) = 1.D0 / DBLE( I+J )
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T( I, J ) = 1.D0 / DBLE( I+J )
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END DO
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W( J ) = 0.D0
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END DO
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OK = .TRUE.
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*
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* Error exits for TS factorization
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*
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* ZGEQR
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*
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SRNAMT = 'ZGEQR'
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INFOT = 1
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CALL ZGEQR( -1, 0, A, 1, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZGEQR', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL ZGEQR( 0, -1, A, 1, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZGEQR', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL ZGEQR( 1, 1, A, 0, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZGEQR', INFOT, NOUT, LERR, OK )
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INFOT = 6
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CALL ZGEQR( 3, 2, A, 3, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZGEQR', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL ZGEQR( 3, 2, A, 3, TAU, 8, W, 0, INFO )
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CALL CHKXER( 'ZGEQR', INFOT, NOUT, LERR, OK )
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*
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* ZLATSQR
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*
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MB = 1
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NB = 1
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SRNAMT = 'ZLATSQR'
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INFOT = 1
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CALL ZLATSQR( -1, 0, MB, NB, A, 1, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZLATSQR', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL ZLATSQR( 1, 2, MB, NB, A, 1, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZLATSQR', INFOT, NOUT, LERR, OK )
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CALL ZLATSQR( 0, -1, MB, NB, A, 1, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZLATSQR', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL ZLATSQR( 2, 1, -1, NB, A, 2, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZLATSQR', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL ZLATSQR( 2, 1, MB, 2, A, 2, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZLATSQR', INFOT, NOUT, LERR, OK )
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INFOT = 6
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CALL ZLATSQR( 2, 1, MB, NB, A, 1, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZLATSQR', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL ZLATSQR( 2, 1, MB, NB, A, 2, TAU, 0, W, 1, INFO )
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CALL CHKXER( 'ZLATSQR', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL ZLATSQR( 2, 1, MB, NB, A, 2, TAU, 2, W, 0, INFO )
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CALL CHKXER( 'ZLATSQR', INFOT, NOUT, LERR, OK )
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*
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* ZGEMQR
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*
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TAU(1)=1
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TAU(2)=1
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SRNAMT = 'ZGEMQR'
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NB=1
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INFOT = 1
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CALL ZGEMQR( '/', 'N', 0, 0, 0, A, 1, TAU, 1, C, 1, W, 1,INFO)
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CALL CHKXER( 'ZGEMQR', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL ZGEMQR( 'L', '/', 0, 0, 0, A, 1, TAU, 1, C, 1, W, 1,INFO)
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CALL CHKXER( 'ZGEMQR', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL ZGEMQR( 'L', 'N', -1, 0, 0, A, 1, TAU, 1, C, 1, W,1,INFO)
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CALL CHKXER( 'ZGEMQR', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL ZGEMQR( 'L', 'N', 0, -1, 0, A, 1, TAU, 1, C, 1, W,1,INFO)
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CALL CHKXER( 'ZGEMQR', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL ZGEMQR( 'L', 'N', 0, 0, -1, A, 1, TAU, 1, C, 1, W,1,INFO)
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CALL CHKXER( 'ZGEMQR', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL ZGEMQR( 'R', 'N', 0, 0, -1, A, 1, TAU, 1, C, 1, W,1,INFO)
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CALL CHKXER( 'ZGEMQR', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL ZGEMQR( 'L', 'N', 2, 1, 0, A, 0, TAU, 1, C, 1, W, 1,INFO)
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CALL CHKXER( 'ZGEMQR', INFOT, NOUT, LERR, OK )
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INFOT = 9
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CALL ZGEMQR( 'R', 'N', 2, 2, 1, A, 2, TAU, 0, C, 1, W, 1,INFO)
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CALL CHKXER( 'ZGEMQR', INFOT, NOUT, LERR, OK )
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INFOT = 9
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CALL ZGEMQR( 'L', 'N', 2, 2, 1, A, 2, TAU, 0, C, 1, W, 1,INFO)
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CALL CHKXER( 'ZGEMQR', INFOT, NOUT, LERR, OK )
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INFOT = 11
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CALL ZGEMQR( 'L', 'N', 2, 1, 1, A, 2, TAU, 6, C, 0, W, 1,INFO)
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CALL CHKXER( 'ZGEMQR', INFOT, NOUT, LERR, OK )
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INFOT = 13
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CALL ZGEMQR( 'L', 'N', 2, 2, 1, A, 2, TAU, 6, C, 2, W, 0,INFO)
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CALL CHKXER( 'ZGEMQR', INFOT, NOUT, LERR, OK )
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*
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* ZGELQ
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*
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SRNAMT = 'ZGELQ'
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INFOT = 1
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CALL ZGELQ( -1, 0, A, 1, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZGELQ', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL ZGELQ( 0, -1, A, 1, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZGELQ', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL ZGELQ( 1, 1, A, 0, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZGELQ', INFOT, NOUT, LERR, OK )
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INFOT = 6
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CALL ZGELQ( 2, 3, A, 3, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZGELQ', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL ZGELQ( 2, 3, A, 3, TAU, 8, W, 0, INFO )
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CALL CHKXER( 'ZGELQ', INFOT, NOUT, LERR, OK )
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*
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* ZLASWLQ
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*
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MB = 1
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NB = 1
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SRNAMT = 'ZLASWLQ'
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INFOT = 1
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CALL ZLASWLQ( -1, 0, MB, NB, A, 1, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZLASWLQ', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL ZLASWLQ( 2, 1, MB, NB, A, 1, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZLASWLQ', INFOT, NOUT, LERR, OK )
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CALL ZLASWLQ( 0, -1, MB, NB, A, 1, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZLASWLQ', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL ZLASWLQ( 1, 2, -1, NB, A, 1, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZLASWLQ', INFOT, NOUT, LERR, OK )
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CALL ZLASWLQ( 1, 1, 2, NB, A, 1, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZLASWLQ', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL ZLASWLQ( 1, 2, MB, -1, A, 1, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZLASWLQ', INFOT, NOUT, LERR, OK )
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INFOT = 6
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CALL ZLASWLQ( 1, 2, MB, NB, A, 0, TAU, 1, W, 1, INFO )
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CALL CHKXER( 'ZLASWLQ', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL ZLASWLQ( 1, 2, MB, NB, A, 1, TAU, 0, W, 1, INFO )
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CALL CHKXER( 'ZLASWLQ', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL ZLASWLQ( 1, 2, MB, NB, A, 1, TAU, 1, W, 0, INFO )
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CALL CHKXER( 'ZLASWLQ', INFOT, NOUT, LERR, OK )
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*
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* ZGEMLQ
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*
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TAU(1)=1
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TAU(2)=1
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SRNAMT = 'ZGEMLQ'
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NB=1
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INFOT = 1
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CALL ZGEMLQ( '/', 'N', 0, 0, 0, A, 1, TAU, 1, C, 1, W, 1,INFO)
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CALL CHKXER( 'ZGEMLQ', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL ZGEMLQ( 'L', '/', 0, 0, 0, A, 1, TAU, 1, C, 1, W, 1,INFO)
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CALL CHKXER( 'ZGEMLQ', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL ZGEMLQ( 'L', 'N', -1, 0, 0, A, 1, TAU, 1, C, 1, W,1,INFO)
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CALL CHKXER( 'ZGEMLQ', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL ZGEMLQ( 'L', 'N', 0, -1, 0, A, 1, TAU, 1, C, 1, W,1,INFO)
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CALL CHKXER( 'ZGEMLQ', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL ZGEMLQ( 'L', 'N', 0, 0, -1, A, 1, TAU, 1, C, 1, W,1,INFO)
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CALL CHKXER( 'ZGEMLQ', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL ZGEMLQ( 'R', 'N', 0, 0, -1, A, 1, TAU, 1, C, 1, W,1,INFO)
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CALL CHKXER( 'ZGEMLQ', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL ZGEMLQ( 'L', 'N', 1, 2, 0, A, 0, TAU, 1, C, 1, W, 1,INFO)
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CALL CHKXER( 'ZGEMLQ', INFOT, NOUT, LERR, OK )
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INFOT = 9
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CALL ZGEMLQ( 'R', 'N', 2, 2, 1, A, 1, TAU, 0, C, 1, W, 1,INFO)
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CALL CHKXER( 'ZGEMLQ', INFOT, NOUT, LERR, OK )
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INFOT = 9
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CALL ZGEMLQ( 'L', 'N', 2, 2, 1, A, 1, TAU, 0, C, 1, W, 1,INFO)
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CALL CHKXER( 'ZGEMLQ', INFOT, NOUT, LERR, OK )
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INFOT = 11
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CALL ZGEMLQ( 'L', 'N', 1, 2, 1, A, 1, TAU, 6, C, 0, W, 1,INFO)
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CALL CHKXER( 'ZGEMLQ', INFOT, NOUT, LERR, OK )
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INFOT = 13
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CALL ZGEMLQ( 'L', 'N', 2, 2, 1, A, 2, TAU, 6, C, 2, W, 0,INFO)
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CALL CHKXER( 'ZGEMLQ', 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 ZERRTSQR
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*
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END
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