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297 lines
9.1 KiB
297 lines
9.1 KiB
*> \brief \b SERRQL
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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 SERRQL( 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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*> SERRQL tests the error exits for the REAL routines
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*> that use the QL 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 single_lin
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*
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* =====================================================================
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SUBROUTINE SERRQL( 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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REAL 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, SGEQL2, SGEQLF, SGEQLS, SORG2L,
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$ SORGQL, SORM2L, SORMQL
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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 REAL
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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. / REAL( I+J )
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AF( I, J ) = 1. / REAL( I+J )
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10 CONTINUE
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B( J ) = 0.
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W( J ) = 0.
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X( J ) = 0.
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20 CONTINUE
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OK = .TRUE.
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*
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* Error exits for QL factorization
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*
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* SGEQLF
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*
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SRNAMT = 'SGEQLF'
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INFOT = 1
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CALL SGEQLF( -1, 0, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'SGEQLF', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL SGEQLF( 0, -1, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'SGEQLF', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL SGEQLF( 2, 1, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'SGEQLF', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL SGEQLF( 1, 2, A, 1, B, W, 1, INFO )
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CALL CHKXER( 'SGEQLF', INFOT, NOUT, LERR, OK )
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*
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* SGEQL2
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*
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SRNAMT = 'SGEQL2'
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INFOT = 1
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CALL SGEQL2( -1, 0, A, 1, B, W, INFO )
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CALL CHKXER( 'SGEQL2', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL SGEQL2( 0, -1, A, 1, B, W, INFO )
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CALL CHKXER( 'SGEQL2', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL SGEQL2( 2, 1, A, 1, B, W, INFO )
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CALL CHKXER( 'SGEQL2', INFOT, NOUT, LERR, OK )
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*
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* SGEQLS
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*
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SRNAMT = 'SGEQLS'
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INFOT = 1
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CALL SGEQLS( -1, 0, 0, A, 1, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'SGEQLS', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL SGEQLS( 0, -1, 0, A, 1, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'SGEQLS', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL SGEQLS( 1, 2, 0, A, 1, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'SGEQLS', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL SGEQLS( 0, 0, -1, A, 1, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'SGEQLS', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL SGEQLS( 2, 1, 0, A, 1, X, B, 2, W, 1, INFO )
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CALL CHKXER( 'SGEQLS', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL SGEQLS( 2, 1, 0, A, 2, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'SGEQLS', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL SGEQLS( 1, 1, 2, A, 1, X, B, 1, W, 1, INFO )
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CALL CHKXER( 'SGEQLS', INFOT, NOUT, LERR, OK )
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*
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* SORGQL
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*
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SRNAMT = 'SORGQL'
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INFOT = 1
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CALL SORGQL( -1, 0, 0, A, 1, X, W, 1, INFO )
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CALL CHKXER( 'SORGQL', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL SORGQL( 0, -1, 0, A, 1, X, W, 1, INFO )
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CALL CHKXER( 'SORGQL', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL SORGQL( 1, 2, 0, A, 1, X, W, 2, INFO )
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CALL CHKXER( 'SORGQL', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL SORGQL( 0, 0, -1, A, 1, X, W, 1, INFO )
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CALL CHKXER( 'SORGQL', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL SORGQL( 1, 1, 2, A, 1, X, W, 1, INFO )
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CALL CHKXER( 'SORGQL', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL SORGQL( 2, 1, 0, A, 1, X, W, 1, INFO )
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CALL CHKXER( 'SORGQL', INFOT, NOUT, LERR, OK )
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INFOT = 8
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CALL SORGQL( 2, 2, 0, A, 2, X, W, 1, INFO )
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CALL CHKXER( 'SORGQL', INFOT, NOUT, LERR, OK )
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*
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* SORG2L
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*
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SRNAMT = 'SORG2L'
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INFOT = 1
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CALL SORG2L( -1, 0, 0, A, 1, X, W, INFO )
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CALL CHKXER( 'SORG2L', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL SORG2L( 0, -1, 0, A, 1, X, W, INFO )
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CALL CHKXER( 'SORG2L', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL SORG2L( 1, 2, 0, A, 1, X, W, INFO )
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CALL CHKXER( 'SORG2L', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL SORG2L( 0, 0, -1, A, 1, X, W, INFO )
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CALL CHKXER( 'SORG2L', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL SORG2L( 2, 1, 2, A, 2, X, W, INFO )
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CALL CHKXER( 'SORG2L', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL SORG2L( 2, 1, 0, A, 1, X, W, INFO )
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CALL CHKXER( 'SORG2L', INFOT, NOUT, LERR, OK )
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*
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* SORMQL
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*
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SRNAMT = 'SORMQL'
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INFOT = 1
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CALL SORMQL( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL SORMQL( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL SORMQL( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL SORMQL( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL SORMQL( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL SORMQL( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL SORMQL( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL SORMQL( 'L', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO )
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CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL SORMQL( 'R', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL SORMQL( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 12
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CALL SORMQL( 'L', 'N', 1, 2, 0, A, 1, X, AF, 1, W, 1, INFO )
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CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK )
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INFOT = 12
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CALL SORMQL( 'R', 'N', 2, 1, 0, A, 1, X, AF, 2, W, 1, INFO )
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CALL CHKXER( 'SORMQL', INFOT, NOUT, LERR, OK )
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*
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* SORM2L
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*
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SRNAMT = 'SORM2L'
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INFOT = 1
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CALL SORM2L( '/', 'N', 0, 0, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 2
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CALL SORM2L( 'L', '/', 0, 0, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 3
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CALL SORM2L( 'L', 'N', -1, 0, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 4
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CALL SORM2L( 'L', 'N', 0, -1, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL SORM2L( 'L', 'N', 0, 0, -1, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL SORM2L( 'L', 'N', 0, 1, 1, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 5
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CALL SORM2L( 'R', 'N', 1, 0, 1, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL SORM2L( 'L', 'N', 2, 1, 0, A, 1, X, AF, 2, W, INFO )
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CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 7
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CALL SORM2L( 'R', 'N', 1, 2, 0, A, 1, X, AF, 1, W, INFO )
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CALL CHKXER( 'SORM2L', INFOT, NOUT, LERR, OK )
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INFOT = 10
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CALL SORM2L( 'L', 'N', 2, 1, 0, A, 2, X, AF, 1, W, INFO )
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CALL CHKXER( 'SORM2L', 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 SERRQL
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*
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END
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