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PROGRAM SCHKRFP
* * -- LAPACK test routine (version 3.2.0) -- * Univ. of Tennessee, Univ. of California Berkeley and NAG Ltd.. * November 2008 * * Purpose * ======= * * SCHKRFP is the main test program for the REAL linear * equation routines with RFP storage format * * * Internal Parameters * =================== * * MAXIN INTEGER * The number of different values that can be used for each of * M, N, or NB * * MAXRHS INTEGER * The maximum number of right hand sides * * NTYPES INTEGER * * NMAX INTEGER * The maximum allowable value for N. * * NIN INTEGER * The unit number for input * * NOUT INTEGER * The unit number for output * * ===================================================================== * * .. Parameters .. INTEGER MAXIN PARAMETER ( MAXIN = 12 ) INTEGER NMAX PARAMETER ( NMAX = 50 ) INTEGER MAXRHS PARAMETER ( MAXRHS = 16 ) INTEGER NTYPES PARAMETER ( NTYPES = 9 ) INTEGER NIN, NOUT PARAMETER ( NIN = 5, NOUT = 6 ) * .. * .. Local Scalars .. LOGICAL FATAL, TSTERR INTEGER VERS_MAJOR, VERS_MINOR, VERS_PATCH INTEGER I, NN, NNS, NNT REAL EPS, S1, S2, THRESH * .. * .. Local Arrays .. INTEGER NVAL( MAXIN ), NSVAL( MAXIN ), NTVAL( NTYPES ) REAL WORKA( NMAX, NMAX ) REAL WORKASAV( NMAX, NMAX ) REAL WORKB( NMAX, MAXRHS ) REAL WORKXACT( NMAX, MAXRHS ) REAL WORKBSAV( NMAX, MAXRHS ) REAL WORKX( NMAX, MAXRHS ) REAL WORKAFAC( NMAX, NMAX ) REAL WORKAINV( NMAX, NMAX ) REAL WORKARF( (NMAX*(NMAX+1))/2 ) REAL WORKAP( (NMAX*(NMAX+1))/2 ) REAL WORKARFINV( (NMAX*(NMAX+1))/2 ) REAL S_WORK_SLATMS( 3 * NMAX ) REAL S_WORK_SPOT01( NMAX ) REAL S_TEMP_SPOT02( NMAX, MAXRHS ) REAL S_TEMP_SPOT03( NMAX, NMAX ) REAL S_WORK_SLANSY( NMAX ) REAL S_WORK_SPOT02( NMAX ) REAL S_WORK_SPOT03( NMAX ) * .. * .. External Functions .. REAL SLAMCH, SECOND EXTERNAL SLAMCH, SECOND * .. * .. External Subroutines .. EXTERNAL ILAVER, SDRVRFP, SDRVRF1, SDRVRF2, SDRVRF3, + SDRVRF4 * .. * .. Executable Statements .. * S1 = SECOND( ) FATAL = .FALSE. * * Read a dummy line. * READ( NIN, FMT = * ) * * Report LAPACK version tag (e.g. LAPACK-3.2.0) * CALL ILAVER( VERS_MAJOR, VERS_MINOR, VERS_PATCH ) WRITE( NOUT, FMT = 9994 ) VERS_MAJOR, VERS_MINOR, VERS_PATCH * * Read the values of N * READ( NIN, FMT = * )NN IF( NN.LT.1 ) THEN WRITE( NOUT, FMT = 9996 )' NN ', NN, 1 NN = 0 FATAL = .TRUE. ELSE IF( NN.GT.MAXIN ) THEN WRITE( NOUT, FMT = 9995 )' NN ', NN, MAXIN NN = 0 FATAL = .TRUE. END IF READ( NIN, FMT = * )( NVAL( I ), I = 1, NN ) DO 10 I = 1, NN IF( NVAL( I ).LT.0 ) THEN WRITE( NOUT, FMT = 9996 )' M ', NVAL( I ), 0 FATAL = .TRUE. ELSE IF( NVAL( I ).GT.NMAX ) THEN WRITE( NOUT, FMT = 9995 )' M ', NVAL( I ), NMAX FATAL = .TRUE. END IF 10 CONTINUE IF( NN.GT.0 ) $ WRITE( NOUT, FMT = 9993 )'N ', ( NVAL( I ), I = 1, NN ) * * Read the values of NRHS * READ( NIN, FMT = * )NNS IF( NNS.LT.1 ) THEN WRITE( NOUT, FMT = 9996 )' NNS', NNS, 1 NNS = 0 FATAL = .TRUE. ELSE IF( NNS.GT.MAXIN ) THEN WRITE( NOUT, FMT = 9995 )' NNS', NNS, MAXIN NNS = 0 FATAL = .TRUE. END IF READ( NIN, FMT = * )( NSVAL( I ), I = 1, NNS ) DO 30 I = 1, NNS IF( NSVAL( I ).LT.0 ) THEN WRITE( NOUT, FMT = 9996 )'NRHS', NSVAL( I ), 0 FATAL = .TRUE. ELSE IF( NSVAL( I ).GT.MAXRHS ) THEN WRITE( NOUT, FMT = 9995 )'NRHS', NSVAL( I ), MAXRHS FATAL = .TRUE. END IF 30 CONTINUE IF( NNS.GT.0 ) $ WRITE( NOUT, FMT = 9993 )'NRHS', ( NSVAL( I ), I = 1, NNS ) * * Read the matrix types * READ( NIN, FMT = * )NNT IF( NNT.LT.1 ) THEN WRITE( NOUT, FMT = 9996 )' NMA', NNT, 1 NNT = 0 FATAL = .TRUE. ELSE IF( NNT.GT.NTYPES ) THEN WRITE( NOUT, FMT = 9995 )' NMA', NNT, NTYPES NNT = 0 FATAL = .TRUE. END IF READ( NIN, FMT = * )( NTVAL( I ), I = 1, NNT ) DO 320 I = 1, NNT IF( NTVAL( I ).LT.0 ) THEN WRITE( NOUT, FMT = 9996 )'TYPE', NTVAL( I ), 0 FATAL = .TRUE. ELSE IF( NTVAL( I ).GT.NTYPES ) THEN WRITE( NOUT, FMT = 9995 )'TYPE', NTVAL( I ), NTYPES FATAL = .TRUE. END IF 320 CONTINUE IF( NNT.GT.0 ) $ WRITE( NOUT, FMT = 9993 )'TYPE', ( NTVAL( I ), I = 1, NNT ) * * Read the threshold value for the test ratios. * READ( NIN, FMT = * )THRESH WRITE( NOUT, FMT = 9992 )THRESH * * Read the flag that indicates whether to test the error exits. * READ( NIN, FMT = * )TSTERR * IF( FATAL ) THEN WRITE( NOUT, FMT = 9999 ) STOP END IF * IF( FATAL ) THEN WRITE( NOUT, FMT = 9999 ) STOP END IF * * Calculate and print the machine dependent constants. * EPS = SLAMCH( 'Underflow threshold' ) WRITE( NOUT, FMT = 9991 )'underflow', EPS EPS = SLAMCH( 'Overflow threshold' ) WRITE( NOUT, FMT = 9991 )'overflow ', EPS EPS = SLAMCH( 'Epsilon' ) WRITE( NOUT, FMT = 9991 )'precision', EPS WRITE( NOUT, FMT = * ) * * Test the error exit of: * IF( TSTERR ) $ CALL SERRRFP( NOUT ) * * Test the routines: spftrf, spftri, spftrs (as in SDRVPO). * This also tests the routines: stfsm, stftri, stfttr, strttf. * CALL SDRVRFP( NOUT, NN, NVAL, NNS, NSVAL, NNT, NTVAL, THRESH, $ WORKA, WORKASAV, WORKAFAC, WORKAINV, WORKB, $ WORKBSAV, WORKXACT, WORKX, WORKARF, WORKARFINV, $ S_WORK_SLATMS, S_WORK_SPOT01, S_TEMP_SPOT02, $ S_TEMP_SPOT03, S_WORK_SLANSY, S_WORK_SPOT02, $ S_WORK_SPOT03 ) * * Test the routine: slansf * CALL SDRVRF1( NOUT, NN, NVAL, THRESH, WORKA, NMAX, WORKARF, + S_WORK_SLANSY ) * * Test the convertion routines: * stfttp, stpttf, stfttr, strttf, strttp and stpttr. * CALL SDRVRF2( NOUT, NN, NVAL, WORKA, NMAX, WORKARF, + WORKAP, WORKASAV ) * * Test the routine: stfsm * CALL SDRVRF3( NOUT, NN, NVAL, THRESH, WORKA, NMAX, WORKARF, + WORKAINV, WORKAFAC, S_WORK_SLANSY, + S_WORK_SPOT03, S_WORK_SPOT01 ) * * * Test the routine: ssfrk * CALL SDRVRF4( NOUT, NN, NVAL, THRESH, WORKA, WORKAFAC, NMAX, + WORKARF, WORKAINV, NMAX, S_WORK_SLANSY) * CLOSE ( NIN ) S2 = SECOND( ) WRITE( NOUT, FMT = 9998 ) WRITE( NOUT, FMT = 9997 )S2 - S1 * 9999 FORMAT( / ' Execution not attempted due to input errors' ) 9998 FORMAT( / ' End of tests' ) 9997 FORMAT( ' Total time used = ', F12.2, ' seconds', / ) 9996 FORMAT( ' !! Invalid input value: ', A4, '=', I6, '; must be >=', $ I6 ) 9995 FORMAT( ' !! Invalid input value: ', A4, '=', I6, '; must be <=', $ I6 ) 9994 FORMAT( / ' Tests of the REAL LAPACK RFP routines ', $ / ' LAPACK VERSION ', I1, '.', I1, '.', I1, $ / / ' The following parameter values will be used:' ) 9993 FORMAT( 4X, A4, ': ', 10I6, / 11X, 10I6 ) 9992 FORMAT( / ' Routines pass computational tests if test ratio is ', $ 'less than', F8.2, / ) 9991 FORMAT( ' Relative machine ', A, ' is taken to be', D16.6 ) * * End of SCHKRFP * END |