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00001 *> \brief \b ZCHKRFP
00002 *
00003 *  =========== DOCUMENTATION ===========
00004 *
00005 * Online html documentation available at 
00006 *            http://www.netlib.org/lapack/explore-html/ 
00007 *
00008 *  Definition:
00009 *  ===========
00010 *
00011 *       PROGRAM ZCHKRFP
00012 * 
00013 *
00014 *> \par Purpose:
00015 *  =============
00016 *>
00017 *> \verbatim
00018 *>
00019 *> ZCHKRFP is the main test program for the COMPLEX*16 linear equation
00020 *> routines with RFP storage format
00021 *>
00022 *> \endverbatim
00023 *
00024 *  Arguments:
00025 *  ==========
00026 *
00027 *> \verbatim
00028 *>  MAXIN   INTEGER
00029 *>          The number of different values that can be used for each of
00030 *>          M, N, or NB
00031 *>
00032 *>  MAXRHS  INTEGER
00033 *>          The maximum number of right hand sides
00034 *>
00035 *>  NTYPES  INTEGER
00036 *>
00037 *>  NMAX    INTEGER
00038 *>          The maximum allowable value for N.
00039 *>
00040 *>  NIN     INTEGER
00041 *>          The unit number for input
00042 *>
00043 *>  NOUT    INTEGER
00044 *>          The unit number for output
00045 *> \endverbatim
00046 *
00047 *  Authors:
00048 *  ========
00049 *
00050 *> \author Univ. of Tennessee 
00051 *> \author Univ. of California Berkeley 
00052 *> \author Univ. of Colorado Denver 
00053 *> \author NAG Ltd. 
00054 *
00055 *> \date November 2011
00056 *
00057 *> \ingroup complex16_lin
00058 *
00059 *  =====================================================================      PROGRAM ZCHKRFP
00060 *
00061 *  -- LAPACK test routine (version 3.4.0) --
00062 *  -- LAPACK is a software package provided by Univ. of Tennessee,    --
00063 *  -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
00064 *     November 2011
00065 *
00066 *  =====================================================================
00067 *
00068 *     .. Parameters ..
00069       INTEGER            MAXIN
00070       PARAMETER          ( MAXIN = 12 )
00071       INTEGER            NMAX
00072       PARAMETER          ( NMAX =  50 )
00073       INTEGER            MAXRHS
00074       PARAMETER          ( MAXRHS = 16 )
00075       INTEGER            NTYPES
00076       PARAMETER          ( NTYPES = 9 )
00077       INTEGER            NIN, NOUT
00078       PARAMETER          ( NIN = 5, NOUT = 6 )
00079 *     ..
00080 *     .. Local Scalars ..
00081       LOGICAL            FATAL, TSTERR
00082       INTEGER            VERS_MAJOR, VERS_MINOR, VERS_PATCH
00083       INTEGER            I, NN, NNS, NNT
00084       DOUBLE PRECISION   EPS, S1, S2, THRESH
00085 
00086 *     ..
00087 *     .. Local Arrays ..
00088       INTEGER            NVAL( MAXIN ), NSVAL( MAXIN ), NTVAL( NTYPES )
00089       COMPLEX*16         WORKA( NMAX, NMAX )
00090       COMPLEX*16         WORKASAV( NMAX, NMAX )
00091       COMPLEX*16         WORKB( NMAX, MAXRHS )
00092       COMPLEX*16         WORKXACT( NMAX, MAXRHS )
00093       COMPLEX*16         WORKBSAV( NMAX, MAXRHS )
00094       COMPLEX*16         WORKX( NMAX, MAXRHS )
00095       COMPLEX*16         WORKAFAC( NMAX, NMAX )
00096       COMPLEX*16         WORKAINV( NMAX, NMAX )
00097       COMPLEX*16         WORKARF( (NMAX*(NMAX+1))/2 )
00098       COMPLEX*16         WORKAP( (NMAX*(NMAX+1))/2 )
00099       COMPLEX*16         WORKARFINV( (NMAX*(NMAX+1))/2 )
00100       COMPLEX*16         Z_WORK_ZLATMS( 3 * NMAX )
00101       COMPLEX*16         Z_WORK_ZPOT02( NMAX, MAXRHS )
00102       COMPLEX*16         Z_WORK_ZPOT03( NMAX, NMAX )
00103       DOUBLE PRECISION   D_WORK_ZLATMS( NMAX )
00104       DOUBLE PRECISION   D_WORK_ZLANHE( NMAX )
00105       DOUBLE PRECISION   D_WORK_ZPOT01( NMAX )
00106       DOUBLE PRECISION   D_WORK_ZPOT02( NMAX )
00107       DOUBLE PRECISION   D_WORK_ZPOT03( NMAX )
00108 *     ..
00109 *     .. External Functions ..
00110       DOUBLE PRECISION   DLAMCH, DSECND
00111       EXTERNAL           DLAMCH, DSECND
00112 *     ..
00113 *     .. External Subroutines ..
00114       EXTERNAL           ILAVER, ZDRVRFP, ZDRVRF1, ZDRVRF2, ZDRVRF3,
00115      +                   ZDRVRF4
00116 *     ..
00117 *     .. Executable Statements ..
00118 *
00119       S1 = DSECND( )
00120       FATAL = .FALSE.
00121 *
00122 *     Read a dummy line.
00123 *
00124       READ( NIN, FMT = * )
00125 *
00126 *     Report LAPACK version tag (e.g. LAPACK-3.2.0)
00127 *
00128       CALL ILAVER( VERS_MAJOR, VERS_MINOR, VERS_PATCH )
00129       WRITE( NOUT, FMT = 9994 ) VERS_MAJOR, VERS_MINOR, VERS_PATCH
00130 *
00131 *     Read the values of N
00132 *
00133       READ( NIN, FMT = * )NN
00134       IF( NN.LT.1 ) THEN
00135          WRITE( NOUT, FMT = 9996 )' NN ', NN, 1
00136          NN = 0
00137          FATAL = .TRUE.
00138       ELSE IF( NN.GT.MAXIN ) THEN
00139          WRITE( NOUT, FMT = 9995 )' NN ', NN, MAXIN
00140          NN = 0
00141          FATAL = .TRUE.
00142       END IF
00143       READ( NIN, FMT = * )( NVAL( I ), I = 1, NN )
00144       DO 10 I = 1, NN
00145          IF( NVAL( I ).LT.0 ) THEN
00146             WRITE( NOUT, FMT = 9996 )' M  ', NVAL( I ), 0
00147             FATAL = .TRUE.
00148          ELSE IF( NVAL( I ).GT.NMAX ) THEN
00149             WRITE( NOUT, FMT = 9995 )' M  ', NVAL( I ), NMAX
00150             FATAL = .TRUE.
00151          END IF
00152    10 CONTINUE
00153       IF( NN.GT.0 )
00154      $   WRITE( NOUT, FMT = 9993 )'N   ', ( NVAL( I ), I = 1, NN )
00155 *
00156 *     Read the values of NRHS
00157 *
00158       READ( NIN, FMT = * )NNS
00159       IF( NNS.LT.1 ) THEN
00160          WRITE( NOUT, FMT = 9996 )' NNS', NNS, 1
00161          NNS = 0
00162          FATAL = .TRUE.
00163       ELSE IF( NNS.GT.MAXIN ) THEN
00164          WRITE( NOUT, FMT = 9995 )' NNS', NNS, MAXIN
00165          NNS = 0
00166          FATAL = .TRUE.
00167       END IF
00168       READ( NIN, FMT = * )( NSVAL( I ), I = 1, NNS )
00169       DO 30 I = 1, NNS
00170          IF( NSVAL( I ).LT.0 ) THEN
00171             WRITE( NOUT, FMT = 9996 )'NRHS', NSVAL( I ), 0
00172             FATAL = .TRUE.
00173          ELSE IF( NSVAL( I ).GT.MAXRHS ) THEN
00174             WRITE( NOUT, FMT = 9995 )'NRHS', NSVAL( I ), MAXRHS
00175             FATAL = .TRUE.
00176          END IF
00177    30 CONTINUE
00178       IF( NNS.GT.0 )
00179      $   WRITE( NOUT, FMT = 9993 )'NRHS', ( NSVAL( I ), I = 1, NNS )
00180 *
00181 *     Read the matrix types
00182 *
00183       READ( NIN, FMT = * )NNT
00184       IF( NNT.LT.1 ) THEN
00185          WRITE( NOUT, FMT = 9996 )' NMA', NNT, 1
00186          NNT = 0
00187          FATAL = .TRUE.
00188       ELSE IF( NNT.GT.NTYPES ) THEN
00189          WRITE( NOUT, FMT = 9995 )' NMA', NNT, NTYPES
00190          NNT = 0
00191          FATAL = .TRUE.
00192       END IF
00193       READ( NIN, FMT = * )( NTVAL( I ), I = 1, NNT )
00194       DO 320 I = 1, NNT
00195          IF( NTVAL( I ).LT.0 ) THEN
00196             WRITE( NOUT, FMT = 9996 )'TYPE', NTVAL( I ), 0
00197             FATAL = .TRUE.
00198          ELSE IF( NTVAL( I ).GT.NTYPES ) THEN
00199             WRITE( NOUT, FMT = 9995 )'TYPE', NTVAL( I ), NTYPES
00200             FATAL = .TRUE.
00201          END IF
00202   320 CONTINUE
00203       IF( NNT.GT.0 )
00204      $   WRITE( NOUT, FMT = 9993 )'TYPE', ( NTVAL( I ), I = 1, NNT )
00205 *
00206 *     Read the threshold value for the test ratios.
00207 *
00208       READ( NIN, FMT = * )THRESH
00209       WRITE( NOUT, FMT = 9992 )THRESH
00210 *
00211 *     Read the flag that indicates whether to test the error exits.
00212 *
00213       READ( NIN, FMT = * )TSTERR
00214 *
00215       IF( FATAL ) THEN
00216          WRITE( NOUT, FMT = 9999 )
00217          STOP
00218       END IF
00219 *
00220       IF( FATAL ) THEN
00221          WRITE( NOUT, FMT = 9999 )
00222          STOP
00223       END IF
00224 *
00225 *     Calculate and print the machine dependent constants.
00226 *
00227       EPS = DLAMCH( 'Underflow threshold' )
00228       WRITE( NOUT, FMT = 9991 )'underflow', EPS
00229       EPS = DLAMCH( 'Overflow threshold' )
00230       WRITE( NOUT, FMT = 9991 )'overflow ', EPS
00231       EPS = DLAMCH( 'Epsilon' )
00232       WRITE( NOUT, FMT = 9991 )'precision', EPS
00233       WRITE( NOUT, FMT = * )
00234 *
00235 *     Test the error exit of:
00236 *
00237       IF( TSTERR )
00238      $   CALL ZERRRFP( NOUT )
00239 *
00240 *    Test the routines: zpftrf, zpftri, zpftrs (as in ZDRVPO).
00241 *    This also tests the routines: ztfsm, ztftri, ztfttr, ztrttf.
00242 *
00243       CALL ZDRVRFP( NOUT, NN, NVAL, NNS, NSVAL, NNT, NTVAL, THRESH,
00244      $              WORKA, WORKASAV, WORKAFAC, WORKAINV, WORKB,
00245      $              WORKBSAV, WORKXACT, WORKX, WORKARF, WORKARFINV,
00246      $              Z_WORK_ZLATMS, Z_WORK_ZPOT02,
00247      $              Z_WORK_ZPOT03, D_WORK_ZLATMS, D_WORK_ZLANHE,
00248      $              D_WORK_ZPOT01, D_WORK_ZPOT02, D_WORK_ZPOT03 )
00249 *
00250 *    Test the routine: zlanhf
00251 *
00252       CALL ZDRVRF1( NOUT, NN, NVAL, THRESH, WORKA, NMAX, WORKARF,
00253      +              D_WORK_ZLANHE )
00254 *
00255 *    Test the convertion routines:
00256 *       zhfttp, ztpthf, ztfttr, ztrttf, ztrttp and ztpttr.
00257 *
00258       CALL ZDRVRF2( NOUT, NN, NVAL, WORKA, NMAX, WORKARF,
00259      +              WORKAP, WORKASAV )
00260 *
00261 *    Test the routine: ztfsm
00262 *
00263       CALL ZDRVRF3( NOUT, NN, NVAL, THRESH, WORKA, NMAX, WORKARF,
00264      +              WORKAINV, WORKAFAC, D_WORK_ZLANHE,
00265      +              Z_WORK_ZPOT03, Z_WORK_ZPOT02 )
00266  
00267 *
00268 *    Test the routine: zhfrk
00269 *
00270       CALL ZDRVRF4( NOUT, NN, NVAL, THRESH, WORKA, WORKAFAC, NMAX,
00271      +              WORKARF, WORKAINV, NMAX,D_WORK_ZLANHE)
00272 *
00273       CLOSE ( NIN )
00274       S2 = DSECND( )
00275       WRITE( NOUT, FMT = 9998 )
00276       WRITE( NOUT, FMT = 9997 )S2 - S1
00277 *
00278  9999 FORMAT( / ' Execution not attempted due to input errors' )
00279  9998 FORMAT( / ' End of tests' )
00280  9997 FORMAT( ' Total time used = ', F12.2, ' seconds', / )
00281  9996 FORMAT( ' !! Invalid input value: ', A4, '=', I6, '; must be >=',
00282      $      I6 )
00283  9995 FORMAT( ' !! Invalid input value: ', A4, '=', I6, '; must be <=',
00284      $      I6 )
00285  9994 FORMAT( /  ' Tests of the COMPLEX*16 LAPACK RFP routines ',
00286      $      / ' LAPACK VERSION ', I1, '.', I1, '.', I1,
00287      $      / / ' The following parameter values will be used:' )
00288  9993 FORMAT( 4X, A4, ':  ', 10I6, / 11X, 10I6 )
00289  9992 FORMAT( / ' Routines pass computational tests if test ratio is ',
00290      $      'less than', F8.2, / )
00291  9991 FORMAT( ' Relative machine ', A, ' is taken to be', D16.6 )
00292 *
00293 *     End of ZCHKRFP
00294 *
00295       END