216 lines
5.4 KiB
Fortran
216 lines
5.4 KiB
Fortran
*> \brief \b DCHKQRTP
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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 DCHKQRTP( THRESH, TSTERR, NM, MVAL, NN, NVAL, NNB,
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* NBVAL, NOUT )
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*
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* .. Scalar Arguments ..
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* LOGICAL TSTERR
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* INTEGER NM, NN, NNB, NOUT
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* DOUBLE PRECISION THRESH
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* ..
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* .. Array Arguments ..
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* INTEGER MVAL( * ), NBVAL( * ), NVAL( * )
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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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*> DCHKQRTP tests DTPQRT and DTPMQRT.
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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] THRESH
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*> \verbatim
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*> THRESH is DOUBLE PRECISION
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*> The threshold value for the test ratios. A result is
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*> included in the output file if RESULT >= THRESH. To have
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*> every test ratio printed, use THRESH = 0.
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*> \endverbatim
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*>
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*> \param[in] TSTERR
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*> \verbatim
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*> TSTERR is LOGICAL
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*> Flag that indicates whether error exits are to be tested.
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*> \endverbatim
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*>
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*> \param[in] NM
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*> \verbatim
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*> NM is INTEGER
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*> The number of values of M contained in the vector MVAL.
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*> \endverbatim
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*>
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*> \param[in] MVAL
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*> \verbatim
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*> MVAL is INTEGER array, dimension (NM)
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*> The values of the matrix row dimension M.
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*> \endverbatim
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*>
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*> \param[in] NN
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*> \verbatim
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*> NN is INTEGER
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*> The number of values of N contained in the vector NVAL.
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*> \endverbatim
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*>
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*> \param[in] NVAL
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*> \verbatim
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*> NVAL is INTEGER array, dimension (NN)
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*> The values of the matrix column dimension N.
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*> \endverbatim
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*>
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*> \param[in] NNB
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*> \verbatim
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*> NNB is INTEGER
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*> The number of values of NB contained in the vector NBVAL.
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*> \endverbatim
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*>
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*> \param[in] NBVAL
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*> \verbatim
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*> NBVAL is INTEGER array, dimension (NBVAL)
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*> The values of the blocksize NB.
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*> \endverbatim
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*>
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*> \param[in] NOUT
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*> \verbatim
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*> NOUT 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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*> \date December 2016
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*
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*> \ingroup double_lin
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*
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* =====================================================================
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SUBROUTINE DCHKQRTP( THRESH, TSTERR, NM, MVAL, NN, NVAL, NNB,
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$ NBVAL, NOUT )
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IMPLICIT NONE
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*
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* -- LAPACK test routine (version 3.7.0) --
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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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* December 2016
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*
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* .. Scalar Arguments ..
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LOGICAL TSTERR
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INTEGER NM, NN, NNB, NOUT
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DOUBLE PRECISION THRESH
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* ..
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* .. Array Arguments ..
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INTEGER MVAL( * ), NBVAL( * ), NVAL( * )
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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 NTESTS
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PARAMETER ( NTESTS = 6 )
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* ..
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* .. Local Scalars ..
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CHARACTER*3 PATH
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INTEGER I, J, K, L, T, M, N, NB, NFAIL, NERRS, NRUN,
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$ MINMN
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* ..
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* .. Local Arrays ..
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DOUBLE PRECISION RESULT( NTESTS )
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* ..
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* .. External Subroutines ..
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EXTERNAL ALAERH, ALAHD, ALASUM, DERRQRTP
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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, NUNIT
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* ..
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* .. Common blocks ..
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COMMON / INFOC / INFOT, NUNIT, 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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* Initialize constants
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*
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PATH( 1: 1 ) = 'D'
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PATH( 2: 3 ) = 'QX'
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NRUN = 0
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NFAIL = 0
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NERRS = 0
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*
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* Test the error exits
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*
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IF( TSTERR ) CALL DERRQRTP( PATH, NOUT )
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INFOT = 0
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*
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* Do for each value of M
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*
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DO I = 1, NM
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M = MVAL( I )
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*
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* Do for each value of N
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*
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DO J = 1, NN
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N = NVAL( J )
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*
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* Do for each value of L
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*
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MINMN = MIN( M, N )
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DO L = 0, MINMN, MAX( MINMN, 1 )
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*
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* Do for each possible value of NB
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*
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DO K = 1, NNB
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NB = NBVAL( K )
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*
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* Test DTPQRT and DTPMQRT
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*
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IF( (NB.LE.N).AND.(NB.GT.0) ) THEN
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CALL DQRT05( M, N, L, NB, RESULT )
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*
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* Print information about the tests that did not
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* pass the threshold.
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*
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DO T = 1, NTESTS
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IF( RESULT( T ).GE.THRESH ) THEN
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IF( NFAIL.EQ.0 .AND. NERRS.EQ.0 )
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$ CALL ALAHD( NOUT, PATH )
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WRITE( NOUT, FMT = 9999 )M, N, NB, L,
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$ T, RESULT( T )
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NFAIL = NFAIL + 1
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END IF
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END DO
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NRUN = NRUN + NTESTS
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END IF
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END DO
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END DO
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END DO
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END DO
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*
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* Print a summary of the results.
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*
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CALL ALASUM( PATH, NOUT, NFAIL, NRUN, NERRS )
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*
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9999 FORMAT( ' M=', I5, ', N=', I5, ', NB=', I4,' L=', I4,
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$ ' test(', I2, ')=', G12.5 )
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RETURN
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*
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* End of DCHKQRTP
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*
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END
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