| PROGRAM ZBLAT2 |
| * |
| * Test program for the COMPLEX*16 Level 2 Blas. |
| * |
| * The program must be driven by a short data file. The first 17 records |
| * of the file are read using list-directed input, the last 17 records |
| * are read using the format ( A12, L2 ). An annotated example of a data |
| * file can be obtained by deleting the first 3 characters from the |
| * following 34 lines: |
| * 'CBLAT2.SNAP' NAME OF SNAPSHOT OUTPUT FILE |
| * -1 UNIT NUMBER OF SNAPSHOT FILE (NOT USED IF .LT. 0) |
| * F LOGICAL FLAG, T TO REWIND SNAPSHOT FILE AFTER EACH RECORD. |
| * F LOGICAL FLAG, T TO STOP ON FAILURES. |
| * T LOGICAL FLAG, T TO TEST ERROR EXITS. |
| * 2 0 TO TEST COLUMN-MAJOR, 1 TO TEST ROW-MAJOR, 2 TO TEST BOTH |
| * 16.0 THRESHOLD VALUE OF TEST RATIO |
| * 6 NUMBER OF VALUES OF N |
| * 0 1 2 3 5 9 VALUES OF N |
| * 4 NUMBER OF VALUES OF K |
| * 0 1 2 4 VALUES OF K |
| * 4 NUMBER OF VALUES OF INCX AND INCY |
| * 1 2 -1 -2 VALUES OF INCX AND INCY |
| * 3 NUMBER OF VALUES OF ALPHA |
| * (0.0,0.0) (1.0,0.0) (0.7,-0.9) VALUES OF ALPHA |
| * 3 NUMBER OF VALUES OF BETA |
| * (0.0,0.0) (1.0,0.0) (1.3,-1.1) VALUES OF BETA |
| * cblas_zgemv T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_zgbmv T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_zhemv T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_zhbmv T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_zhpmv T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_ztrmv T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_ztbmv T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_ztpmv T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_ztrsv T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_ztbsv T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_ztpsv T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_zgerc T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_zgeru T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_zher T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_zhpr T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_zher2 T PUT F FOR NO TEST. SAME COLUMNS. |
| * cblas_zhpr2 T PUT F FOR NO TEST. SAME COLUMNS. |
| * |
| * See: |
| * |
| * Dongarra J. J., Du Croz J. J., Hammarling S. and Hanson R. J.. |
| * An extended set of Fortran Basic Linear Algebra Subprograms. |
| * |
| * Technical Memoranda Nos. 41 (revision 3) and 81, Mathematics |
| * and Computer Science Division, Argonne National Laboratory, |
| * 9700 South Cass Avenue, Argonne, Illinois 60439, US. |
| * |
| * Or |
| * |
| * NAG Technical Reports TR3/87 and TR4/87, Numerical Algorithms |
| * Group Ltd., NAG Central Office, 256 Banbury Road, Oxford |
| * OX2 7DE, UK, and Numerical Algorithms Group Inc., 1101 31st |
| * Street, Suite 100, Downers Grove, Illinois 60515-1263, USA. |
| * |
| * |
| * -- Written on 10-August-1987. |
| * Richard Hanson, Sandia National Labs. |
| * Jeremy Du Croz, NAG Central Office. |
| * |
| * .. Parameters .. |
| INTEGER NIN, NOUT |
| PARAMETER ( NIN = 5, NOUT = 6 ) |
| INTEGER NSUBS |
| PARAMETER ( NSUBS = 17 ) |
| COMPLEX*16 ZERO, ONE |
| PARAMETER ( ZERO = ( 0.0D0, 0.0D0 ), |
| $ ONE = ( 1.0D0, 0.0D0 ) ) |
| DOUBLE PRECISION RZERO, RHALF, RONE |
| PARAMETER ( RZERO = 0.0D0, RHALF = 0.5D0, RONE = 1.0D0 ) |
| INTEGER NMAX, INCMAX |
| PARAMETER ( NMAX = 65, INCMAX = 2 ) |
| INTEGER NINMAX, NIDMAX, NKBMAX, NALMAX, NBEMAX |
| PARAMETER ( NINMAX = 7, NIDMAX = 9, NKBMAX = 7, |
| $ NALMAX = 7, NBEMAX = 7 ) |
| * .. Local Scalars .. |
| DOUBLE PRECISION EPS, ERR, THRESH |
| INTEGER I, ISNUM, J, N, NALF, NBET, NIDIM, NINC, NKB, |
| $ NTRA, LAYOUT |
| LOGICAL FATAL, LTESTT, REWI, SAME, SFATAL, TRACE, |
| $ TSTERR, CORDER, RORDER |
| CHARACTER*1 TRANS |
| CHARACTER*12 SNAMET |
| CHARACTER*32 SNAPS |
| * .. Local Arrays .. |
| COMPLEX*16 A( NMAX, NMAX ), AA( NMAX*NMAX ), |
| $ ALF( NALMAX ), AS( NMAX*NMAX ), BET( NBEMAX ), |
| $ X( NMAX ), XS( NMAX*INCMAX ), |
| $ XX( NMAX*INCMAX ), Y( NMAX ), |
| $ YS( NMAX*INCMAX ), YT( NMAX ), |
| $ YY( NMAX*INCMAX ), Z( 2*NMAX ) |
| DOUBLE PRECISION G( NMAX ) |
| INTEGER IDIM( NIDMAX ), INC( NINMAX ), KB( NKBMAX ) |
| LOGICAL LTEST( NSUBS ) |
| CHARACTER*12 SNAMES( NSUBS ) |
| * .. External Functions .. |
| DOUBLE PRECISION DDIFF |
| LOGICAL LZE |
| EXTERNAL DDIFF, LZE |
| * .. External Subroutines .. |
| EXTERNAL ZCHK1, ZCHK2, ZCHK3, ZCHK4, ZCHK5, ZCHK6, |
| $ CZ2CHKE, ZMVCH |
| * .. Intrinsic Functions .. |
| INTRINSIC ABS, MAX, MIN |
| * .. Scalars in Common .. |
| INTEGER INFOT, NOUTC |
| LOGICAL OK |
| CHARACTER*12 SRNAMT |
| * .. Common blocks .. |
| COMMON /INFOC/INFOT, NOUTC, OK |
| COMMON /SRNAMC/SRNAMT |
| * .. Data statements .. |
| DATA SNAMES/'cblas_zgemv ', 'cblas_zgbmv ', |
| $ 'cblas_zhemv ','cblas_zhbmv ','cblas_zhpmv ', |
| $ 'cblas_ztrmv ','cblas_ztbmv ','cblas_ztpmv ', |
| $ 'cblas_ztrsv ','cblas_ztbsv ','cblas_ztpsv ', |
| $ 'cblas_zgerc ','cblas_zgeru ','cblas_zher ', |
| $ 'cblas_zhpr ','cblas_zher2 ','cblas_zhpr2 '/ |
| * .. Executable Statements .. |
| * |
| NOUTC = NOUT |
| * |
| * Read name and unit number for summary output file and open file. |
| * |
| READ( NIN, FMT = * )SNAPS |
| READ( NIN, FMT = * )NTRA |
| TRACE = NTRA.GE.0 |
| IF( TRACE )THEN |
| OPEN( NTRA, FILE = SNAPS ) |
| END IF |
| * Read the flag that directs rewinding of the snapshot file. |
| READ( NIN, FMT = * )REWI |
| REWI = REWI.AND.TRACE |
| * Read the flag that directs stopping on any failure. |
| READ( NIN, FMT = * )SFATAL |
| * Read the flag that indicates whether error exits are to be tested. |
| READ( NIN, FMT = * )TSTERR |
| * Read the flag that indicates whether row-major data layout to be tested. |
| READ( NIN, FMT = * )LAYOUT |
| * Read the threshold value of the test ratio |
| READ( NIN, FMT = * )THRESH |
| * |
| * Read and check the parameter values for the tests. |
| * |
| * Values of N |
| READ( NIN, FMT = * )NIDIM |
| IF( NIDIM.LT.1.OR.NIDIM.GT.NIDMAX )THEN |
| WRITE( NOUT, FMT = 9997 )'N', NIDMAX |
| GO TO 230 |
| END IF |
| READ( NIN, FMT = * )( IDIM( I ), I = 1, NIDIM ) |
| DO 10 I = 1, NIDIM |
| IF( IDIM( I ).LT.0.OR.IDIM( I ).GT.NMAX )THEN |
| WRITE( NOUT, FMT = 9996 )NMAX |
| GO TO 230 |
| END IF |
| 10 CONTINUE |
| * Values of K |
| READ( NIN, FMT = * )NKB |
| IF( NKB.LT.1.OR.NKB.GT.NKBMAX )THEN |
| WRITE( NOUT, FMT = 9997 )'K', NKBMAX |
| GO TO 230 |
| END IF |
| READ( NIN, FMT = * )( KB( I ), I = 1, NKB ) |
| DO 20 I = 1, NKB |
| IF( KB( I ).LT.0 )THEN |
| WRITE( NOUT, FMT = 9995 ) |
| GO TO 230 |
| END IF |
| 20 CONTINUE |
| * Values of INCX and INCY |
| READ( NIN, FMT = * )NINC |
| IF( NINC.LT.1.OR.NINC.GT.NINMAX )THEN |
| WRITE( NOUT, FMT = 9997 )'INCX AND INCY', NINMAX |
| GO TO 230 |
| END IF |
| READ( NIN, FMT = * )( INC( I ), I = 1, NINC ) |
| DO 30 I = 1, NINC |
| IF( INC( I ).EQ.0.OR.ABS( INC( I ) ).GT.INCMAX )THEN |
| WRITE( NOUT, FMT = 9994 )INCMAX |
| GO TO 230 |
| END IF |
| 30 CONTINUE |
| * Values of ALPHA |
| READ( NIN, FMT = * )NALF |
| IF( NALF.LT.1.OR.NALF.GT.NALMAX )THEN |
| WRITE( NOUT, FMT = 9997 )'ALPHA', NALMAX |
| GO TO 230 |
| END IF |
| READ( NIN, FMT = * )( ALF( I ), I = 1, NALF ) |
| * Values of BETA |
| READ( NIN, FMT = * )NBET |
| IF( NBET.LT.1.OR.NBET.GT.NBEMAX )THEN |
| WRITE( NOUT, FMT = 9997 )'BETA', NBEMAX |
| GO TO 230 |
| END IF |
| READ( NIN, FMT = * )( BET( I ), I = 1, NBET ) |
| * |
| * Report values of parameters. |
| * |
| WRITE( NOUT, FMT = 9993 ) |
| WRITE( NOUT, FMT = 9992 )( IDIM( I ), I = 1, NIDIM ) |
| WRITE( NOUT, FMT = 9991 )( KB( I ), I = 1, NKB ) |
| WRITE( NOUT, FMT = 9990 )( INC( I ), I = 1, NINC ) |
| WRITE( NOUT, FMT = 9989 )( ALF( I ), I = 1, NALF ) |
| WRITE( NOUT, FMT = 9988 )( BET( I ), I = 1, NBET ) |
| IF( .NOT.TSTERR )THEN |
| WRITE( NOUT, FMT = * ) |
| WRITE( NOUT, FMT = 9980 ) |
| END IF |
| WRITE( NOUT, FMT = * ) |
| WRITE( NOUT, FMT = 9999 )THRESH |
| WRITE( NOUT, FMT = * ) |
| RORDER = .FALSE. |
| CORDER = .FALSE. |
| IF (LAYOUT.EQ.2) THEN |
| RORDER = .TRUE. |
| CORDER = .TRUE. |
| WRITE( *, FMT = 10002 ) |
| ELSE IF (LAYOUT.EQ.1) THEN |
| RORDER = .TRUE. |
| WRITE( *, FMT = 10001 ) |
| ELSE IF (LAYOUT.EQ.0) THEN |
| CORDER = .TRUE. |
| WRITE( *, FMT = 10000 ) |
| END IF |
| WRITE( *, FMT = * ) |
| * |
| * Read names of subroutines and flags which indicate |
| * whether they are to be tested. |
| * |
| DO 40 I = 1, NSUBS |
| LTEST( I ) = .FALSE. |
| 40 CONTINUE |
| 50 READ( NIN, FMT = 9984, END = 80 )SNAMET, LTESTT |
| DO 60 I = 1, NSUBS |
| IF( SNAMET.EQ.SNAMES( I ) ) |
| $ GO TO 70 |
| 60 CONTINUE |
| WRITE( NOUT, FMT = 9986 )SNAMET |
| STOP |
| 70 LTEST( I ) = LTESTT |
| GO TO 50 |
| * |
| 80 CONTINUE |
| CLOSE ( NIN ) |
| * |
| * Compute EPS (the machine precision). |
| * |
| EPS = RONE |
| 90 CONTINUE |
| IF( DDIFF( RONE + EPS, RONE ).EQ.RZERO ) |
| $ GO TO 100 |
| EPS = RHALF*EPS |
| GO TO 90 |
| 100 CONTINUE |
| EPS = EPS + EPS |
| WRITE( NOUT, FMT = 9998 )EPS |
| * |
| * Check the reliability of ZMVCH using exact data. |
| * |
| N = MIN( 32, NMAX ) |
| DO 120 J = 1, N |
| DO 110 I = 1, N |
| A( I, J ) = MAX( I - J + 1, 0 ) |
| 110 CONTINUE |
| X( J ) = J |
| Y( J ) = ZERO |
| 120 CONTINUE |
| DO 130 J = 1, N |
| YY( J ) = J*( ( J + 1 )*J )/2 - ( ( J + 1 )*J*( J - 1 ) )/3 |
| 130 CONTINUE |
| * YY holds the exact result. On exit from CMVCH YT holds |
| * the result computed by CMVCH. |
| TRANS = 'N' |
| CALL ZMVCH( TRANS, N, N, ONE, A, NMAX, X, 1, ZERO, Y, 1, YT, G, |
| $ YY, EPS, ERR, FATAL, NOUT, .TRUE. ) |
| SAME = LZE( YY, YT, N ) |
| IF( .NOT.SAME.OR.ERR.NE.RZERO )THEN |
| WRITE( NOUT, FMT = 9985 )TRANS, SAME, ERR |
| STOP |
| END IF |
| TRANS = 'T' |
| CALL ZMVCH( TRANS, N, N, ONE, A, NMAX, X, -1, ZERO, Y, -1, YT, G, |
| $ YY, EPS, ERR, FATAL, NOUT, .TRUE. ) |
| SAME = LZE( YY, YT, N ) |
| IF( .NOT.SAME.OR.ERR.NE.RZERO )THEN |
| WRITE( NOUT, FMT = 9985 )TRANS, SAME, ERR |
| STOP |
| END IF |
| * |
| * Test each subroutine in turn. |
| * |
| DO 210 ISNUM = 1, NSUBS |
| WRITE( NOUT, FMT = * ) |
| IF( .NOT.LTEST( ISNUM ) )THEN |
| * Subprogram is not to be tested. |
| WRITE( NOUT, FMT = 9983 )SNAMES( ISNUM ) |
| ELSE |
| SRNAMT = SNAMES( ISNUM ) |
| * Test error exits. |
| IF( TSTERR )THEN |
| CALL CZ2CHKE( SNAMES( ISNUM ) ) |
| WRITE( NOUT, FMT = * ) |
| END IF |
| * Test computations. |
| INFOT = 0 |
| OK = .TRUE. |
| FATAL = .FALSE. |
| GO TO ( 140, 140, 150, 150, 150, 160, 160, |
| $ 160, 160, 160, 160, 170, 170, 180, |
| $ 180, 190, 190 )ISNUM |
| * Test ZGEMV, 01, and ZGBMV, 02. |
| 140 IF (CORDER) THEN |
| CALL ZCHK1( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, |
| $ REWI, FATAL, NIDIM, IDIM, NKB, KB, NALF, ALF, |
| $ NBET, BET, NINC, INC, NMAX, INCMAX, A, AA, AS, |
| $ X, XX, XS, Y, YY, YS, YT, G, 0 ) |
| END IF |
| IF (RORDER) THEN |
| CALL ZCHK1( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, |
| $ REWI, FATAL, NIDIM, IDIM, NKB, KB, NALF, ALF, |
| $ NBET, BET, NINC, INC, NMAX, INCMAX, A, AA, AS, |
| $ X, XX, XS, Y, YY, YS, YT, G, 1 ) |
| END IF |
| GO TO 200 |
| * Test ZHEMV, 03, ZHBMV, 04, and ZHPMV, 05. |
| 150 IF (CORDER) THEN |
| CALL ZCHK2( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, |
| $ REWI, FATAL, NIDIM, IDIM, NKB, KB, NALF, ALF, |
| $ NBET, BET, NINC, INC, NMAX, INCMAX, A, AA, AS, |
| $ X, XX, XS, Y, YY, YS, YT, G, 0 ) |
| END IF |
| IF (RORDER) THEN |
| CALL ZCHK2( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, |
| $ REWI, FATAL, NIDIM, IDIM, NKB, KB, NALF, ALF, |
| $ NBET, BET, NINC, INC, NMAX, INCMAX, A, AA, AS, |
| $ X, XX, XS, Y, YY, YS, YT, G, 1 ) |
| END IF |
| GO TO 200 |
| * Test ZTRMV, 06, ZTBMV, 07, ZTPMV, 08, |
| * ZTRSV, 09, ZTBSV, 10, and ZTPSV, 11. |
| 160 IF (CORDER) THEN |
| CALL ZCHK3( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, |
| $ REWI, FATAL, NIDIM, IDIM, NKB, KB, NINC, INC, |
| $ NMAX, INCMAX, A, AA, AS, Y, YY, YS, YT, G, Z, |
| $ 0 ) |
| END IF |
| IF (RORDER) THEN |
| CALL ZCHK3( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, |
| $ REWI, FATAL, NIDIM, IDIM, NKB, KB, NINC, INC, |
| $ NMAX, INCMAX, A, AA, AS, Y, YY, YS, YT, G, Z, |
| $ 1 ) |
| END IF |
| GO TO 200 |
| * Test ZGERC, 12, ZGERU, 13. |
| 170 IF (CORDER) THEN |
| CALL ZCHK4( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, |
| $ REWI, FATAL, NIDIM, IDIM, NALF, ALF, NINC, INC, |
| $ NMAX, INCMAX, A, AA, AS, X, XX, XS, Y, YY, YS, |
| $ YT, G, Z, 0 ) |
| END IF |
| IF (RORDER) THEN |
| CALL ZCHK4( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, |
| $ REWI, FATAL, NIDIM, IDIM, NALF, ALF, NINC, INC, |
| $ NMAX, INCMAX, A, AA, AS, X, XX, XS, Y, YY, YS, |
| $ YT, G, Z, 1 ) |
| END IF |
| GO TO 200 |
| * Test ZHER, 14, and ZHPR, 15. |
| 180 IF (CORDER) THEN |
| CALL ZCHK5( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, |
| $ REWI, FATAL, NIDIM, IDIM, NALF, ALF, NINC, INC, |
| $ NMAX, INCMAX, A, AA, AS, X, XX, XS, Y, YY, YS, |
| $ YT, G, Z, 0 ) |
| END IF |
| IF (RORDER) THEN |
| CALL ZCHK5( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, |
| $ REWI, FATAL, NIDIM, IDIM, NALF, ALF, NINC, INC, |
| $ NMAX, INCMAX, A, AA, AS, X, XX, XS, Y, YY, YS, |
| $ YT, G, Z, 1 ) |
| END IF |
| GO TO 200 |
| * Test ZHER2, 16, and ZHPR2, 17. |
| 190 IF (CORDER) THEN |
| CALL ZCHK6( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, |
| $ REWI, FATAL, NIDIM, IDIM, NALF, ALF, NINC, INC, |
| $ NMAX, INCMAX, A, AA, AS, X, XX, XS, Y, YY, YS, |
| $ YT, G, Z, 0 ) |
| END IF |
| IF (RORDER) THEN |
| CALL ZCHK6( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, |
| $ REWI, FATAL, NIDIM, IDIM, NALF, ALF, NINC, INC, |
| $ NMAX, INCMAX, A, AA, AS, X, XX, XS, Y, YY, YS, |
| $ YT, G, Z, 1 ) |
| END IF |
| * |
| 200 IF( FATAL.AND.SFATAL ) |
| $ GO TO 220 |
| END IF |
| 210 CONTINUE |
| WRITE( NOUT, FMT = 9982 ) |
| GO TO 240 |
| * |
| 220 CONTINUE |
| WRITE( NOUT, FMT = 9981 ) |
| GO TO 240 |
| * |
| 230 CONTINUE |
| WRITE( NOUT, FMT = 9987 ) |
| * |
| 240 CONTINUE |
| IF( TRACE ) |
| $ CLOSE ( NTRA ) |
| CLOSE ( NOUT ) |
| STOP |
| * |
| 10002 FORMAT( ' COLUMN-MAJOR AND ROW-MAJOR DATA LAYOUTS ARE TESTED' ) |
| 10001 FORMAT( ' ROW-MAJOR DATA LAYOUT IS TESTED' ) |
| 10000 FORMAT( ' COLUMN-MAJOR DATA LAYOUT IS TESTED' ) |
| 9999 FORMAT(' ROUTINES PASS COMPUTATIONAL TESTS IF TEST RATIO IS LES', |
| $ 'S THAN', F8.2 ) |
| 9998 FORMAT( ' RELATIVE MACHINE PRECISION IS TAKEN TO BE', 1P, E9.1 ) |
| 9997 FORMAT(' NUMBER OF VALUES OF ', A, ' IS LESS THAN 1 OR GREATER ', |
| $ 'THAN ', I2 ) |
| 9996 FORMAT( ' VALUE OF N IS LESS THAN 0 OR GREATER THAN ', I2 ) |
| 9995 FORMAT( ' VALUE OF K IS LESS THAN 0' ) |
| 9994 FORMAT( ' ABSOLUTE VALUE OF INCX OR INCY IS 0 OR GREATER THAN ', |
| $ I2 ) |
| 9993 FORMAT(' TESTS OF THE COMPLEX*16 LEVEL 2 BLAS', //' THE F', |
| $ 'OLLOWING PARAMETER VALUES WILL BE USED:' ) |
| 9992 FORMAT( ' FOR N ', 9I6 ) |
| 9991 FORMAT( ' FOR K ', 7I6 ) |
| 9990 FORMAT( ' FOR INCX AND INCY ', 7I6 ) |
| 9989 FORMAT( ' FOR ALPHA ', |
| $ 7('(', F4.1, ',', F4.1, ') ', : ) ) |
| 9988 FORMAT( ' FOR BETA ', |
| $ 7('(', F4.1, ',', F4.1, ') ', : ) ) |
| 9987 FORMAT( ' AMEND DATA FILE OR INCREASE ARRAY SIZES IN PROGRAM', |
| $ /' ******* TESTS ABANDONED *******' ) |
| 9986 FORMAT(' SUBPROGRAM NAME ',A12, ' NOT RECOGNIZED', /' ******* T', |
| $ 'ESTS ABANDONED *******' ) |
| 9985 FORMAT(' ERROR IN CMVCH - IN-LINE DOT PRODUCTS ARE BEING EVALU', |
| $ 'ATED WRONGLY.', /' CMVCH WAS CALLED WITH TRANS = ', A1, |
| $ ' AND RETURNED SAME = ', L1, ' AND ERR = ', F12.3, '.', / |
| $ ' THIS MAY BE DUE TO FAULTS IN THE ARITHMETIC OR THE COMPILER.' |
| $ , /' ******* TESTS ABANDONED *******' ) |
| 9984 FORMAT( A12, L2 ) |
| 9983 FORMAT( 1X,A12, ' WAS NOT TESTED' ) |
| 9982 FORMAT( /' END OF TESTS' ) |
| 9981 FORMAT( /' ******* FATAL ERROR - TESTS ABANDONED *******' ) |
| 9980 FORMAT( ' ERROR-EXITS WILL NOT BE TESTED' ) |
| * |
| * End of ZBLAT2. |
| * |
| END |
| SUBROUTINE ZCHK1( SNAME, EPS, THRESH, NOUT, NTRA, TRACE, REWI, |
| $ FATAL, NIDIM, IDIM, NKB, KB, NALF, ALF, NBET, |
| $ BET, NINC, INC, NMAX, INCMAX, A, AA, AS, X, XX, |
| $ XS, Y, YY, YS, YT, G, IORDER ) |
| * |
| * Tests CGEMV and CGBMV. |
| * |
| * Auxiliary routine for test program for Level 2 Blas. |
| * |
| * -- Written on 10-August-1987. |
| * Richard Hanson, Sandia National Labs. |
| * Jeremy Du Croz, NAG Central Office. |
| * |
| * .. Parameters .. |
| COMPLEX*16 ZERO, HALF |
| PARAMETER ( ZERO = ( 0.0D0, 0.0D0 ), |
| $ HALF = ( 0.5D0, 0.0D0 ) ) |
| DOUBLE PRECISION RZERO |
| PARAMETER ( RZERO = 0.0D0 ) |
| * .. Scalar Arguments .. |
| DOUBLE PRECISION EPS, THRESH |
| INTEGER INCMAX, NALF, NBET, NIDIM, NINC, NKB, NMAX, |
| $ NOUT, NTRA, IORDER |
| LOGICAL FATAL, REWI, TRACE |
| CHARACTER*12 SNAME |
| * .. Array Arguments .. |
| COMPLEX*16 A( NMAX, NMAX ), AA( NMAX*NMAX ), ALF( NALF ), |
| $ AS( NMAX*NMAX ), BET( NBET ), X( NMAX ), |
| $ XS( NMAX*INCMAX ), XX( NMAX*INCMAX ), |
| $ Y( NMAX ), YS( NMAX*INCMAX ), YT( NMAX ), |
| $ YY( NMAX*INCMAX ) |
| DOUBLE PRECISION G( NMAX ) |
| INTEGER IDIM( NIDIM ), INC( NINC ), KB( NKB ) |
| * .. Local Scalars .. |
| COMPLEX*16 ALPHA, ALS, BETA, BLS, TRANSL |
| DOUBLE PRECISION ERR, ERRMAX |
| INTEGER I, IA, IB, IC, IKU, IM, IN, INCX, INCXS, INCY, |
| $ INCYS, IX, IY, KL, KLS, KU, KUS, LAA, LDA, |
| $ LDAS, LX, LY, M, ML, MS, N, NARGS, NC, ND, NK, |
| $ NL, NS |
| LOGICAL BANDED, FULL, NULL, RESET, SAME, TRAN |
| CHARACTER*1 TRANS, TRANSS |
| CHARACTER*14 CTRANS |
| CHARACTER*3 ICH |
| * .. Local Arrays .. |
| LOGICAL ISAME( 13 ) |
| * .. External Functions .. |
| LOGICAL LZE, LZERES |
| EXTERNAL LZE, LZERES |
| * .. External Subroutines .. |
| EXTERNAL CZGBMV, CZGEMV, ZMAKE, ZMVCH |
| * .. Intrinsic Functions .. |
| INTRINSIC ABS, MAX, MIN |
| * .. Scalars in Common .. |
| INTEGER INFOT, NOUTC |
| LOGICAL OK |
| * .. Common blocks .. |
| COMMON /INFOC/INFOT, NOUTC, OK |
| * .. Data statements .. |
| DATA ICH/'NTC'/ |
| * .. Executable Statements .. |
| FULL = SNAME( 9: 9 ).EQ.'e' |
| BANDED = SNAME( 9: 9 ).EQ.'b' |
| * Define the number of arguments. |
| IF( FULL )THEN |
| NARGS = 11 |
| ELSE IF( BANDED )THEN |
| NARGS = 13 |
| END IF |
| * |
| NC = 0 |
| RESET = .TRUE. |
| ERRMAX = RZERO |
| * |
| DO 120 IN = 1, NIDIM |
| N = IDIM( IN ) |
| ND = N/2 + 1 |
| * |
| DO 110 IM = 1, 2 |
| IF( IM.EQ.1 ) |
| $ M = MAX( N - ND, 0 ) |
| IF( IM.EQ.2 ) |
| $ M = MIN( N + ND, NMAX ) |
| * |
| IF( BANDED )THEN |
| NK = NKB |
| ELSE |
| NK = 1 |
| END IF |
| DO 100 IKU = 1, NK |
| IF( BANDED )THEN |
| KU = KB( IKU ) |
| KL = MAX( KU - 1, 0 ) |
| ELSE |
| KU = N - 1 |
| KL = M - 1 |
| END IF |
| * Set LDA to 1 more than minimum value if room. |
| IF( BANDED )THEN |
| LDA = KL + KU + 1 |
| ELSE |
| LDA = M |
| END IF |
| IF( LDA.LT.NMAX ) |
| $ LDA = LDA + 1 |
| * Skip tests if not enough room. |
| IF( LDA.GT.NMAX ) |
| $ GO TO 100 |
| LAA = LDA*N |
| NULL = N.LE.0.OR.M.LE.0 |
| * |
| * Generate the matrix A. |
| * |
| TRANSL = ZERO |
| CALL ZMAKE( SNAME( 8: 9 ), ' ', ' ', M, N, A, NMAX, AA, |
| $ LDA, KL, KU, RESET, TRANSL ) |
| * |
| DO 90 IC = 1, 3 |
| TRANS = ICH( IC: IC ) |
| IF (TRANS.EQ.'N')THEN |
| CTRANS = ' CblasNoTrans' |
| ELSE IF (TRANS.EQ.'T')THEN |
| CTRANS = ' CblasTrans' |
| ELSE |
| CTRANS = 'CblasConjTrans' |
| END IF |
| TRAN = TRANS.EQ.'T'.OR.TRANS.EQ.'C' |
| * |
| IF( TRAN )THEN |
| ML = N |
| NL = M |
| ELSE |
| ML = M |
| NL = N |
| END IF |
| * |
| DO 80 IX = 1, NINC |
| INCX = INC( IX ) |
| LX = ABS( INCX )*NL |
| * |
| * Generate the vector X. |
| * |
| TRANSL = HALF |
| CALL ZMAKE( 'ge', ' ', ' ', 1, NL, X, 1, XX, |
| $ ABS( INCX ), 0, NL - 1, RESET, TRANSL ) |
| IF( NL.GT.1 )THEN |
| X( NL/2 ) = ZERO |
| XX( 1 + ABS( INCX )*( NL/2 - 1 ) ) = ZERO |
| END IF |
| * |
| DO 70 IY = 1, NINC |
| INCY = INC( IY ) |
| LY = ABS( INCY )*ML |
| * |
| DO 60 IA = 1, NALF |
| ALPHA = ALF( IA ) |
| * |
| DO 50 IB = 1, NBET |
| BETA = BET( IB ) |
| * |
| * Generate the vector Y. |
| * |
| TRANSL = ZERO |
| CALL ZMAKE( 'ge', ' ', ' ', 1, ML, Y, 1, |
| $ YY, ABS( INCY ), 0, ML - 1, |
| $ RESET, TRANSL ) |
| * |
| NC = NC + 1 |
| * |
| * Save every datum before calling the |
| * subroutine. |
| * |
| TRANSS = TRANS |
| MS = M |
| NS = N |
| KLS = KL |
| KUS = KU |
| ALS = ALPHA |
| DO 10 I = 1, LAA |
| AS( I ) = AA( I ) |
| 10 CONTINUE |
| LDAS = LDA |
| DO 20 I = 1, LX |
| XS( I ) = XX( I ) |
| 20 CONTINUE |
| INCXS = INCX |
| BLS = BETA |
| DO 30 I = 1, LY |
| YS( I ) = YY( I ) |
| 30 CONTINUE |
| INCYS = INCY |
| * |
| * Call the subroutine. |
| * |
| IF( FULL )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9994 )NC, SNAME, |
| $ CTRANS, M, N, ALPHA, LDA, INCX, BETA, |
| $ INCY |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZGEMV( IORDER, TRANS, M, N, |
| $ ALPHA, AA, LDA, XX, INCX, |
| $ BETA, YY, INCY ) |
| ELSE IF( BANDED )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9995 )NC, SNAME, |
| $ CTRANS, M, N, KL, KU, ALPHA, LDA, |
| $ INCX, BETA, INCY |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZGBMV( IORDER, TRANS, M, N, KL, |
| $ KU, ALPHA, AA, LDA, XX, |
| $ INCX, BETA, YY, INCY ) |
| END IF |
| * |
| * Check if error-exit was taken incorrectly. |
| * |
| IF( .NOT.OK )THEN |
| WRITE( NOUT, FMT = 9993 ) |
| FATAL = .TRUE. |
| GO TO 130 |
| END IF |
| * |
| * See what data changed inside subroutines. |
| * |
| * IF(TRANS .NE. 'C' .OR. (INCX .GT. 0 .AND. INCY .GT. 0)) THEN |
| ISAME( 1 ) = TRANS.EQ.TRANSS |
| ISAME( 2 ) = MS.EQ.M |
| ISAME( 3 ) = NS.EQ.N |
| IF( FULL )THEN |
| ISAME( 4 ) = ALS.EQ.ALPHA |
| ISAME( 5 ) = LZE( AS, AA, LAA ) |
| ISAME( 6 ) = LDAS.EQ.LDA |
| ISAME( 7 ) = LZE( XS, XX, LX ) |
| ISAME( 8 ) = INCXS.EQ.INCX |
| ISAME( 9 ) = BLS.EQ.BETA |
| IF( NULL )THEN |
| ISAME( 10 ) = LZE( YS, YY, LY ) |
| ELSE |
| ISAME( 10 ) = LZERES( 'ge', ' ', 1, |
| $ ML, YS, YY, |
| $ ABS( INCY ) ) |
| END IF |
| ISAME( 11 ) = INCYS.EQ.INCY |
| ELSE IF( BANDED )THEN |
| ISAME( 4 ) = KLS.EQ.KL |
| ISAME( 5 ) = KUS.EQ.KU |
| ISAME( 6 ) = ALS.EQ.ALPHA |
| ISAME( 7 ) = LZE( AS, AA, LAA ) |
| ISAME( 8 ) = LDAS.EQ.LDA |
| ISAME( 9 ) = LZE( XS, XX, LX ) |
| ISAME( 10 ) = INCXS.EQ.INCX |
| ISAME( 11 ) = BLS.EQ.BETA |
| IF( NULL )THEN |
| ISAME( 12 ) = LZE( YS, YY, LY ) |
| ELSE |
| ISAME( 12 ) = LZERES( 'ge', ' ', 1, |
| $ ML, YS, YY, |
| $ ABS( INCY ) ) |
| END IF |
| ISAME( 13 ) = INCYS.EQ.INCY |
| END IF |
| * |
| * If data was incorrectly changed, report |
| * and return. |
| * |
| SAME = .TRUE. |
| DO 40 I = 1, NARGS |
| SAME = SAME.AND.ISAME( I ) |
| IF( .NOT.ISAME( I ) ) |
| $ WRITE( NOUT, FMT = 9998 )I |
| 40 CONTINUE |
| IF( .NOT.SAME )THEN |
| FATAL = .TRUE. |
| GO TO 130 |
| END IF |
| * |
| IF( .NOT.NULL )THEN |
| * |
| * Check the result. |
| * |
| CALL ZMVCH( TRANS, M, N, ALPHA, A, |
| $ NMAX, X, INCX, BETA, Y, |
| $ INCY, YT, G, YY, EPS, ERR, |
| $ FATAL, NOUT, .TRUE. ) |
| ERRMAX = MAX( ERRMAX, ERR ) |
| * If got really bad answer, report and |
| * return. |
| IF( FATAL ) |
| $ GO TO 130 |
| ELSE |
| * Avoid repeating tests with M.le.0 or |
| * N.le.0. |
| GO TO 110 |
| END IF |
| * END IF |
| * |
| 50 CONTINUE |
| * |
| 60 CONTINUE |
| * |
| 70 CONTINUE |
| * |
| 80 CONTINUE |
| * |
| 90 CONTINUE |
| * |
| 100 CONTINUE |
| * |
| 110 CONTINUE |
| * |
| 120 CONTINUE |
| * |
| * Report result. |
| * |
| IF( ERRMAX.LT.THRESH )THEN |
| WRITE( NOUT, FMT = 9999 )SNAME, NC |
| ELSE |
| WRITE( NOUT, FMT = 9997 )SNAME, NC, ERRMAX |
| END IF |
| GO TO 140 |
| * |
| 130 CONTINUE |
| WRITE( NOUT, FMT = 9996 )SNAME |
| IF( FULL )THEN |
| WRITE( NOUT, FMT = 9994 )NC, SNAME, CTRANS, M, N, ALPHA, LDA, |
| $ INCX, BETA, INCY |
| ELSE IF( BANDED )THEN |
| WRITE( NOUT, FMT = 9995 )NC, SNAME, CTRANS, M, N, KL, KU, |
| $ ALPHA, LDA, INCX, BETA, INCY |
| END IF |
| * |
| 140 CONTINUE |
| RETURN |
| * |
| 9999 FORMAT(' ',A12, ' PASSED THE COMPUTATIONAL TESTS (', I6, ' CALL', |
| $ 'S)' ) |
| 9998 FORMAT(' ******* FATAL ERROR - PARAMETER NUMBER ', I2, ' WAS CH', |
| $ 'ANGED INCORRECTLY *******' ) |
| 9997 FORMAT(' ',A12, ' COMPLETED THE COMPUTATIONAL TESTS (', I6, ' C', |
| $ 'ALLS)', /' ******* BUT WITH MAXIMUM TEST RATIO', F8.2, |
| $ ' - SUSPECT *******' ) |
| 9996 FORMAT( ' ******* ',A12, ' FAILED ON CALL NUMBER:' ) |
| 9995 FORMAT( 1X, I6, ': ',A12, '(', A14, ',', 4( I3, ',' ), '(', |
| $ F4.1, ',', F4.1, '), A,',/ 10x, I3, ', X,', I2, ',(', |
| $ F4.1, ',', F4.1, '), Y,', I2, ') .' ) |
| 9994 FORMAT( 1X, I6, ': ',A12, '(', A14, ',', 2( I3, ',' ), '(', |
| $ F4.1, ',', F4.1, '), A,',/ 10x, I3, ', X,', I2, ',(', |
| $ F4.1, ',', F4.1, '), Y,', I2, ') .' ) |
| 9993 FORMAT(' ******* FATAL ERROR - ERROR-EXIT TAKEN ON VALID CALL *', |
| $ '******' ) |
| * |
| * End of ZCHK1. |
| * |
| END |
| SUBROUTINE ZCHK2( SNAME, EPS, THRESH, NOUT, NTRA, TRACE, REWI, |
| $ FATAL, NIDIM, IDIM, NKB, KB, NALF, ALF, NBET, |
| $ BET, NINC, INC, NMAX, INCMAX, A, AA, AS, X, XX, |
| $ XS, Y, YY, YS, YT, G, IORDER ) |
| * |
| * Tests CHEMV, CHBMV and CHPMV. |
| * |
| * Auxiliary routine for test program for Level 2 Blas. |
| * |
| * -- Written on 10-August-1987. |
| * Richard Hanson, Sandia National Labs. |
| * Jeremy Du Croz, NAG Central Office. |
| * |
| * .. Parameters .. |
| COMPLEX*16 ZERO, HALF |
| PARAMETER ( ZERO = ( 0.0D0, 0.0D0 ), |
| $ HALF = ( 0.5D0, 0.0D0 ) ) |
| DOUBLE PRECISION RZERO |
| PARAMETER ( RZERO = 0.0D0 ) |
| * .. Scalar Arguments .. |
| DOUBLE PRECISION EPS, THRESH |
| INTEGER INCMAX, NALF, NBET, NIDIM, NINC, NKB, NMAX, |
| $ NOUT, NTRA, IORDER |
| LOGICAL FATAL, REWI, TRACE |
| CHARACTER*12 SNAME |
| * .. Array Arguments .. |
| COMPLEX*16 A( NMAX, NMAX ), AA( NMAX*NMAX ), ALF( NALF ), |
| $ AS( NMAX*NMAX ), BET( NBET ), X( NMAX ), |
| $ XS( NMAX*INCMAX ), XX( NMAX*INCMAX ), |
| $ Y( NMAX ), YS( NMAX*INCMAX ), YT( NMAX ), |
| $ YY( NMAX*INCMAX ) |
| DOUBLE PRECISION G( NMAX ) |
| INTEGER IDIM( NIDIM ), INC( NINC ), KB( NKB ) |
| * .. Local Scalars .. |
| COMPLEX*16 ALPHA, ALS, BETA, BLS, TRANSL |
| DOUBLE PRECISION ERR, ERRMAX |
| INTEGER I, IA, IB, IC, IK, IN, INCX, INCXS, INCY, |
| $ INCYS, IX, IY, K, KS, LAA, LDA, LDAS, LX, LY, |
| $ N, NARGS, NC, NK, NS |
| LOGICAL BANDED, FULL, NULL, PACKED, RESET, SAME |
| CHARACTER*1 UPLO, UPLOS |
| CHARACTER*14 CUPLO |
| CHARACTER*2 ICH |
| * .. Local Arrays .. |
| LOGICAL ISAME( 13 ) |
| * .. External Functions .. |
| LOGICAL LZE, LZERES |
| EXTERNAL LZE, LZERES |
| * .. External Subroutines .. |
| EXTERNAL CZHBMV, CZHEMV, CZHPMV, ZMAKE, ZMVCH |
| * .. Intrinsic Functions .. |
| INTRINSIC ABS, MAX |
| * .. Scalars in Common .. |
| INTEGER INFOT, NOUTC |
| LOGICAL OK |
| * .. Common blocks .. |
| COMMON /INFOC/INFOT, NOUTC, OK |
| * .. Data statements .. |
| DATA ICH/'UL'/ |
| * .. Executable Statements .. |
| FULL = SNAME( 9: 9 ).EQ.'e' |
| BANDED = SNAME( 9: 9 ).EQ.'b' |
| PACKED = SNAME( 9: 9 ).EQ.'p' |
| * Define the number of arguments. |
| IF( FULL )THEN |
| NARGS = 10 |
| ELSE IF( BANDED )THEN |
| NARGS = 11 |
| ELSE IF( PACKED )THEN |
| NARGS = 9 |
| END IF |
| * |
| NC = 0 |
| RESET = .TRUE. |
| ERRMAX = RZERO |
| * |
| DO 110 IN = 1, NIDIM |
| N = IDIM( IN ) |
| * |
| IF( BANDED )THEN |
| NK = NKB |
| ELSE |
| NK = 1 |
| END IF |
| DO 100 IK = 1, NK |
| IF( BANDED )THEN |
| K = KB( IK ) |
| ELSE |
| K = N - 1 |
| END IF |
| * Set LDA to 1 more than minimum value if room. |
| IF( BANDED )THEN |
| LDA = K + 1 |
| ELSE |
| LDA = N |
| END IF |
| IF( LDA.LT.NMAX ) |
| $ LDA = LDA + 1 |
| * Skip tests if not enough room. |
| IF( LDA.GT.NMAX ) |
| $ GO TO 100 |
| IF( PACKED )THEN |
| LAA = ( N*( N + 1 ) )/2 |
| ELSE |
| LAA = LDA*N |
| END IF |
| NULL = N.LE.0 |
| * |
| DO 90 IC = 1, 2 |
| UPLO = ICH( IC: IC ) |
| IF (UPLO.EQ.'U')THEN |
| CUPLO = ' CblasUpper' |
| ELSE |
| CUPLO = ' CblasLower' |
| END IF |
| * |
| * Generate the matrix A. |
| * |
| TRANSL = ZERO |
| CALL ZMAKE( SNAME( 8: 9 ), UPLO, ' ', N, N, A, NMAX, AA, |
| $ LDA, K, K, RESET, TRANSL ) |
| * |
| DO 80 IX = 1, NINC |
| INCX = INC( IX ) |
| LX = ABS( INCX )*N |
| * |
| * Generate the vector X. |
| * |
| TRANSL = HALF |
| CALL ZMAKE( 'ge', ' ', ' ', 1, N, X, 1, XX, |
| $ ABS( INCX ), 0, N - 1, RESET, TRANSL ) |
| IF( N.GT.1 )THEN |
| X( N/2 ) = ZERO |
| XX( 1 + ABS( INCX )*( N/2 - 1 ) ) = ZERO |
| END IF |
| * |
| DO 70 IY = 1, NINC |
| INCY = INC( IY ) |
| LY = ABS( INCY )*N |
| * |
| DO 60 IA = 1, NALF |
| ALPHA = ALF( IA ) |
| * |
| DO 50 IB = 1, NBET |
| BETA = BET( IB ) |
| * |
| * Generate the vector Y. |
| * |
| TRANSL = ZERO |
| CALL ZMAKE( 'ge', ' ', ' ', 1, N, Y, 1, YY, |
| $ ABS( INCY ), 0, N - 1, RESET, |
| $ TRANSL ) |
| * |
| NC = NC + 1 |
| * |
| * Save every datum before calling the |
| * subroutine. |
| * |
| UPLOS = UPLO |
| NS = N |
| KS = K |
| ALS = ALPHA |
| DO 10 I = 1, LAA |
| AS( I ) = AA( I ) |
| 10 CONTINUE |
| LDAS = LDA |
| DO 20 I = 1, LX |
| XS( I ) = XX( I ) |
| 20 CONTINUE |
| INCXS = INCX |
| BLS = BETA |
| DO 30 I = 1, LY |
| YS( I ) = YY( I ) |
| 30 CONTINUE |
| INCYS = INCY |
| * |
| * Call the subroutine. |
| * |
| IF( FULL )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9993 )NC, SNAME, |
| $ CUPLO, N, ALPHA, LDA, INCX, BETA, INCY |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZHEMV( IORDER, UPLO, N, ALPHA, AA, |
| $ LDA, XX, INCX, BETA, YY, |
| $ INCY ) |
| ELSE IF( BANDED )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9994 )NC, SNAME, |
| $ CUPLO, N, K, ALPHA, LDA, INCX, BETA, |
| $ INCY |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZHBMV( IORDER, UPLO, N, K, ALPHA, |
| $ AA, LDA, XX, INCX, BETA, |
| $ YY, INCY ) |
| ELSE IF( PACKED )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9995 )NC, SNAME, |
| $ CUPLO, N, ALPHA, INCX, BETA, INCY |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZHPMV( IORDER, UPLO, N, ALPHA, AA, |
| $ XX, INCX, BETA, YY, INCY ) |
| END IF |
| * |
| * Check if error-exit was taken incorrectly. |
| * |
| IF( .NOT.OK )THEN |
| WRITE( NOUT, FMT = 9992 ) |
| FATAL = .TRUE. |
| GO TO 120 |
| END IF |
| * |
| * See what data changed inside subroutines. |
| * |
| ISAME( 1 ) = UPLO.EQ.UPLOS |
| ISAME( 2 ) = NS.EQ.N |
| IF( FULL )THEN |
| ISAME( 3 ) = ALS.EQ.ALPHA |
| ISAME( 4 ) = LZE( AS, AA, LAA ) |
| ISAME( 5 ) = LDAS.EQ.LDA |
| ISAME( 6 ) = LZE( XS, XX, LX ) |
| ISAME( 7 ) = INCXS.EQ.INCX |
| ISAME( 8 ) = BLS.EQ.BETA |
| IF( NULL )THEN |
| ISAME( 9 ) = LZE( YS, YY, LY ) |
| ELSE |
| ISAME( 9 ) = LZERES( 'ge', ' ', 1, N, |
| $ YS, YY, ABS( INCY ) ) |
| END IF |
| ISAME( 10 ) = INCYS.EQ.INCY |
| ELSE IF( BANDED )THEN |
| ISAME( 3 ) = KS.EQ.K |
| ISAME( 4 ) = ALS.EQ.ALPHA |
| ISAME( 5 ) = LZE( AS, AA, LAA ) |
| ISAME( 6 ) = LDAS.EQ.LDA |
| ISAME( 7 ) = LZE( XS, XX, LX ) |
| ISAME( 8 ) = INCXS.EQ.INCX |
| ISAME( 9 ) = BLS.EQ.BETA |
| IF( NULL )THEN |
| ISAME( 10 ) = LZE( YS, YY, LY ) |
| ELSE |
| ISAME( 10 ) = LZERES( 'ge', ' ', 1, N, |
| $ YS, YY, ABS( INCY ) ) |
| END IF |
| ISAME( 11 ) = INCYS.EQ.INCY |
| ELSE IF( PACKED )THEN |
| ISAME( 3 ) = ALS.EQ.ALPHA |
| ISAME( 4 ) = LZE( AS, AA, LAA ) |
| ISAME( 5 ) = LZE( XS, XX, LX ) |
| ISAME( 6 ) = INCXS.EQ.INCX |
| ISAME( 7 ) = BLS.EQ.BETA |
| IF( NULL )THEN |
| ISAME( 8 ) = LZE( YS, YY, LY ) |
| ELSE |
| ISAME( 8 ) = LZERES( 'ge', ' ', 1, N, |
| $ YS, YY, ABS( INCY ) ) |
| END IF |
| ISAME( 9 ) = INCYS.EQ.INCY |
| END IF |
| * |
| * If data was incorrectly changed, report and |
| * return. |
| * |
| SAME = .TRUE. |
| DO 40 I = 1, NARGS |
| SAME = SAME.AND.ISAME( I ) |
| IF( .NOT.ISAME( I ) ) |
| $ WRITE( NOUT, FMT = 9998 )I |
| 40 CONTINUE |
| IF( .NOT.SAME )THEN |
| FATAL = .TRUE. |
| GO TO 120 |
| END IF |
| * |
| IF( .NOT.NULL )THEN |
| * |
| * Check the result. |
| * |
| CALL ZMVCH( 'N', N, N, ALPHA, A, NMAX, X, |
| $ INCX, BETA, Y, INCY, YT, G, |
| $ YY, EPS, ERR, FATAL, NOUT, |
| $ .TRUE. ) |
| ERRMAX = MAX( ERRMAX, ERR ) |
| * If got really bad answer, report and |
| * return. |
| IF( FATAL ) |
| $ GO TO 120 |
| ELSE |
| * Avoid repeating tests with N.le.0 |
| GO TO 110 |
| END IF |
| * |
| 50 CONTINUE |
| * |
| 60 CONTINUE |
| * |
| 70 CONTINUE |
| * |
| 80 CONTINUE |
| * |
| 90 CONTINUE |
| * |
| 100 CONTINUE |
| * |
| 110 CONTINUE |
| * |
| * Report result. |
| * |
| IF( ERRMAX.LT.THRESH )THEN |
| WRITE( NOUT, FMT = 9999 )SNAME, NC |
| ELSE |
| WRITE( NOUT, FMT = 9997 )SNAME, NC, ERRMAX |
| END IF |
| GO TO 130 |
| * |
| 120 CONTINUE |
| WRITE( NOUT, FMT = 9996 )SNAME |
| IF( FULL )THEN |
| WRITE( NOUT, FMT = 9993 )NC, SNAME, CUPLO, N, ALPHA, LDA, INCX, |
| $ BETA, INCY |
| ELSE IF( BANDED )THEN |
| WRITE( NOUT, FMT = 9994 )NC, SNAME, CUPLO, N, K, ALPHA, LDA, |
| $ INCX, BETA, INCY |
| ELSE IF( PACKED )THEN |
| WRITE( NOUT, FMT = 9995 )NC, SNAME, CUPLO, N, ALPHA, INCX, |
| $ BETA, INCY |
| END IF |
| * |
| 130 CONTINUE |
| RETURN |
| * |
| 9999 FORMAT(' ',A12, ' PASSED THE COMPUTATIONAL TESTS (', I6, ' CALL', |
| $ 'S)' ) |
| 9998 FORMAT(' ******* FATAL ERROR - PARAMETER NUMBER ', I2, ' WAS CH', |
| $ 'ANGED INCORRECTLY *******' ) |
| 9997 FORMAT(' ',A12, ' COMPLETED THE COMPUTATIONAL TESTS (', I6, ' C', |
| $ 'ALLS)', /' ******* BUT WITH MAXIMUM TEST RATIO', F8.2, |
| $ ' - SUSPECT *******' ) |
| 9996 FORMAT( ' ******* ',A12, ' FAILED ON CALL NUMBER:' ) |
| 9995 FORMAT( 1X, I6, ': ',A12, '(', A14, ',', I3, ',(', F4.1, ',', |
| $ F4.1, '), AP, X,',/ 10x, I2, ',(', F4.1, ',', F4.1, |
| $ '), Y,', I2, ') .' ) |
| 9994 FORMAT( 1X, I6, ': ',A12, '(', A14, ',', 2( I3, ',' ), '(', |
| $ F4.1, ',', F4.1, '), A,', I3, ', X,',/ 10x, I2, ',(', |
| $ F4.1, ',', F4.1, '), Y,', I2, ') .' ) |
| 9993 FORMAT( 1X, I6, ': ',A12, '(', A14, ',', I3, ',(', F4.1, ',', |
| $ F4.1, '), A,', I3, ', X,',/ 10x, I2, ',(', F4.1, ',', |
| $ F4.1, '), ', 'Y,', I2, ') .' ) |
| 9992 FORMAT(' ******* FATAL ERROR - ERROR-EXIT TAKEN ON VALID CALL *', |
| $ '******' ) |
| * |
| * End of CZHK2. |
| * |
| END |
| SUBROUTINE ZCHK3( SNAME, EPS, THRESH, NOUT, NTRA, TRACE, REWI, |
| $ FATAL, NIDIM, IDIM, NKB, KB, NINC, INC, NMAX, |
| $ INCMAX, A, AA, AS, X, XX, XS, XT, G, Z, IORDER ) |
| * |
| * Tests ZTRMV, ZTBMV, ZTPMV, ZTRSV, ZTBSV and ZTPSV. |
| * |
| * Auxiliary routine for test program for Level 2 Blas. |
| * |
| * -- Written on 10-August-1987. |
| * Richard Hanson, Sandia National Labs. |
| * Jeremy Du Croz, NAG Central Office. |
| * |
| * .. Parameters .. |
| COMPLEX*16 ZERO, HALF, ONE |
| PARAMETER ( ZERO = ( 0.0D0, 0.0D0 ), |
| $ HALF = ( 0.5D0, 0.0D0 ), |
| $ ONE = ( 1.0D0, 0.0D0 ) ) |
| DOUBLE PRECISION RZERO |
| PARAMETER ( RZERO = 0.0D0 ) |
| * .. Scalar Arguments .. |
| DOUBLE PRECISION EPS, THRESH |
| INTEGER INCMAX, NIDIM, NINC, NKB, NMAX, NOUT, NTRA, |
| $ IORDER |
| LOGICAL FATAL, REWI, TRACE |
| CHARACTER*12 SNAME |
| * .. Array Arguments .. |
| COMPLEX*16 A( NMAX, NMAX ), AA( NMAX*NMAX ), |
| $ AS( NMAX*NMAX ), X( NMAX ), XS( NMAX*INCMAX ), |
| $ XT( NMAX ), XX( NMAX*INCMAX ), Z( NMAX ) |
| DOUBLE PRECISION G( NMAX ) |
| INTEGER IDIM( NIDIM ), INC( NINC ), KB( NKB ) |
| * .. Local Scalars .. |
| COMPLEX*16 TRANSL |
| DOUBLE PRECISION ERR, ERRMAX |
| INTEGER I, ICD, ICT, ICU, IK, IN, INCX, INCXS, IX, K, |
| $ KS, LAA, LDA, LDAS, LX, N, NARGS, NC, NK, NS |
| LOGICAL BANDED, FULL, NULL, PACKED, RESET, SAME |
| CHARACTER*1 DIAG, DIAGS, TRANS, TRANSS, UPLO, UPLOS |
| CHARACTER*14 CUPLO,CTRANS,CDIAG |
| CHARACTER*2 ICHD, ICHU |
| CHARACTER*3 ICHT |
| * .. Local Arrays .. |
| LOGICAL ISAME( 13 ) |
| * .. External Functions .. |
| LOGICAL LZE, LZERES |
| EXTERNAL LZE, LZERES |
| * .. External Subroutines .. |
| EXTERNAL ZMAKE, ZMVCH, CZTBMV, CZTBSV, CZTPMV, |
| $ CZTPSV, CZTRMV, CZTRSV |
| * .. Intrinsic Functions .. |
| INTRINSIC ABS, MAX |
| * .. Scalars in Common .. |
| INTEGER INFOT, NOUTC |
| LOGICAL OK |
| * .. Common blocks .. |
| COMMON /INFOC/INFOT, NOUTC, OK |
| * .. Data statements .. |
| DATA ICHU/'UL'/, ICHT/'NTC'/, ICHD/'UN'/ |
| * .. Executable Statements .. |
| FULL = SNAME( 9: 9 ).EQ.'r' |
| BANDED = SNAME( 9: 9 ).EQ.'b' |
| PACKED = SNAME( 9: 9 ).EQ.'p' |
| * Define the number of arguments. |
| IF( FULL )THEN |
| NARGS = 8 |
| ELSE IF( BANDED )THEN |
| NARGS = 9 |
| ELSE IF( PACKED )THEN |
| NARGS = 7 |
| END IF |
| * |
| NC = 0 |
| RESET = .TRUE. |
| ERRMAX = RZERO |
| * Set up zero vector for ZMVCH. |
| DO 10 I = 1, NMAX |
| Z( I ) = ZERO |
| 10 CONTINUE |
| * |
| DO 110 IN = 1, NIDIM |
| N = IDIM( IN ) |
| * |
| IF( BANDED )THEN |
| NK = NKB |
| ELSE |
| NK = 1 |
| END IF |
| DO 100 IK = 1, NK |
| IF( BANDED )THEN |
| K = KB( IK ) |
| ELSE |
| K = N - 1 |
| END IF |
| * Set LDA to 1 more than minimum value if room. |
| IF( BANDED )THEN |
| LDA = K + 1 |
| ELSE |
| LDA = N |
| END IF |
| IF( LDA.LT.NMAX ) |
| $ LDA = LDA + 1 |
| * Skip tests if not enough room. |
| IF( LDA.GT.NMAX ) |
| $ GO TO 100 |
| IF( PACKED )THEN |
| LAA = ( N*( N + 1 ) )/2 |
| ELSE |
| LAA = LDA*N |
| END IF |
| NULL = N.LE.0 |
| * |
| DO 90 ICU = 1, 2 |
| UPLO = ICHU( ICU: ICU ) |
| IF (UPLO.EQ.'U')THEN |
| CUPLO = ' CblasUpper' |
| ELSE |
| CUPLO = ' CblasLower' |
| END IF |
| * |
| DO 80 ICT = 1, 3 |
| TRANS = ICHT( ICT: ICT ) |
| IF (TRANS.EQ.'N')THEN |
| CTRANS = ' CblasNoTrans' |
| ELSE IF (TRANS.EQ.'T')THEN |
| CTRANS = ' CblasTrans' |
| ELSE |
| CTRANS = 'CblasConjTrans' |
| END IF |
| * |
| DO 70 ICD = 1, 2 |
| DIAG = ICHD( ICD: ICD ) |
| IF (DIAG.EQ.'N')THEN |
| CDIAG = ' CblasNonUnit' |
| ELSE |
| CDIAG = ' CblasUnit' |
| END IF |
| * |
| * Generate the matrix A. |
| * |
| TRANSL = ZERO |
| CALL ZMAKE( SNAME( 8: 9 ), UPLO, DIAG, N, N, A, |
| $ NMAX, AA, LDA, K, K, RESET, TRANSL ) |
| * |
| DO 60 IX = 1, NINC |
| INCX = INC( IX ) |
| LX = ABS( INCX )*N |
| * |
| * Generate the vector X. |
| * |
| TRANSL = HALF |
| CALL ZMAKE( 'ge', ' ', ' ', 1, N, X, 1, XX, |
| $ ABS( INCX ), 0, N - 1, RESET, |
| $ TRANSL ) |
| IF( N.GT.1 )THEN |
| X( N/2 ) = ZERO |
| XX( 1 + ABS( INCX )*( N/2 - 1 ) ) = ZERO |
| END IF |
| * |
| NC = NC + 1 |
| * |
| * Save every datum before calling the subroutine. |
| * |
| UPLOS = UPLO |
| TRANSS = TRANS |
| DIAGS = DIAG |
| NS = N |
| KS = K |
| DO 20 I = 1, LAA |
| AS( I ) = AA( I ) |
| 20 CONTINUE |
| LDAS = LDA |
| DO 30 I = 1, LX |
| XS( I ) = XX( I ) |
| 30 CONTINUE |
| INCXS = INCX |
| * |
| * Call the subroutine. |
| * |
| IF( SNAME( 4: 5 ).EQ.'mv' )THEN |
| IF( FULL )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9993 )NC, SNAME, |
| $ CUPLO, CTRANS, CDIAG, N, LDA, INCX |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZTRMV( IORDER, UPLO, TRANS, DIAG, |
| $ N, AA, LDA, XX, INCX ) |
| ELSE IF( BANDED )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9994 )NC, SNAME, |
| $ CUPLO, CTRANS, CDIAG, N, K, LDA, INCX |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZTBMV( IORDER, UPLO, TRANS, DIAG, |
| $ N, K, AA, LDA, XX, INCX ) |
| ELSE IF( PACKED )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9995 )NC, SNAME, |
| $ CUPLO, CTRANS, CDIAG, N, INCX |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZTPMV( IORDER, UPLO, TRANS, DIAG, |
| $ N, AA, XX, INCX ) |
| END IF |
| ELSE IF( SNAME( 4: 5 ).EQ.'sv' )THEN |
| IF( FULL )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9993 )NC, SNAME, |
| $ CUPLO, CTRANS, CDIAG, N, LDA, INCX |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZTRSV( IORDER, UPLO, TRANS, DIAG, |
| $ N, AA, LDA, XX, INCX ) |
| ELSE IF( BANDED )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9994 )NC, SNAME, |
| $ CUPLO, CTRANS, CDIAG, N, K, LDA, INCX |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZTBSV( IORDER, UPLO, TRANS, DIAG, |
| $ N, K, AA, LDA, XX, INCX ) |
| ELSE IF( PACKED )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9995 )NC, SNAME, |
| $ CUPLO, CTRANS, CDIAG, N, INCX |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZTPSV( IORDER, UPLO, TRANS, DIAG, |
| $ N, AA, XX, INCX ) |
| END IF |
| END IF |
| * |
| * Check if error-exit was taken incorrectly. |
| * |
| IF( .NOT.OK )THEN |
| WRITE( NOUT, FMT = 9992 ) |
| FATAL = .TRUE. |
| GO TO 120 |
| END IF |
| * |
| * See what data changed inside subroutines. |
| * |
| ISAME( 1 ) = UPLO.EQ.UPLOS |
| ISAME( 2 ) = TRANS.EQ.TRANSS |
| ISAME( 3 ) = DIAG.EQ.DIAGS |
| ISAME( 4 ) = NS.EQ.N |
| IF( FULL )THEN |
| ISAME( 5 ) = LZE( AS, AA, LAA ) |
| ISAME( 6 ) = LDAS.EQ.LDA |
| IF( NULL )THEN |
| ISAME( 7 ) = LZE( XS, XX, LX ) |
| ELSE |
| ISAME( 7 ) = LZERES( 'ge', ' ', 1, N, XS, |
| $ XX, ABS( INCX ) ) |
| END IF |
| ISAME( 8 ) = INCXS.EQ.INCX |
| ELSE IF( BANDED )THEN |
| ISAME( 5 ) = KS.EQ.K |
| ISAME( 6 ) = LZE( AS, AA, LAA ) |
| ISAME( 7 ) = LDAS.EQ.LDA |
| IF( NULL )THEN |
| ISAME( 8 ) = LZE( XS, XX, LX ) |
| ELSE |
| ISAME( 8 ) = LZERES( 'ge', ' ', 1, N, XS, |
| $ XX, ABS( INCX ) ) |
| END IF |
| ISAME( 9 ) = INCXS.EQ.INCX |
| ELSE IF( PACKED )THEN |
| ISAME( 5 ) = LZE( AS, AA, LAA ) |
| IF( NULL )THEN |
| ISAME( 6 ) = LZE( XS, XX, LX ) |
| ELSE |
| ISAME( 6 ) = LZERES( 'ge', ' ', 1, N, XS, |
| $ XX, ABS( INCX ) ) |
| END IF |
| ISAME( 7 ) = INCXS.EQ.INCX |
| END IF |
| * |
| * If data was incorrectly changed, report and |
| * return. |
| * |
| SAME = .TRUE. |
| DO 40 I = 1, NARGS |
| SAME = SAME.AND.ISAME( I ) |
| IF( .NOT.ISAME( I ) ) |
| $ WRITE( NOUT, FMT = 9998 )I |
| 40 CONTINUE |
| IF( .NOT.SAME )THEN |
| FATAL = .TRUE. |
| GO TO 120 |
| END IF |
| * |
| IF( .NOT.NULL )THEN |
| IF( SNAME( 4: 5 ).EQ.'mv' )THEN |
| * |
| * Check the result. |
| * |
| CALL ZMVCH( TRANS, N, N, ONE, A, NMAX, X, |
| $ INCX, ZERO, Z, INCX, XT, G, |
| $ XX, EPS, ERR, FATAL, NOUT, |
| $ .TRUE. ) |
| ELSE IF( SNAME( 4: 5 ).EQ.'sv' )THEN |
| * |
| * Compute approximation to original vector. |
| * |
| DO 50 I = 1, N |
| Z( I ) = XX( 1 + ( I - 1 )* |
| $ ABS( INCX ) ) |
| XX( 1 + ( I - 1 )*ABS( INCX ) ) |
| $ = X( I ) |
| 50 CONTINUE |
| CALL ZMVCH( TRANS, N, N, ONE, A, NMAX, Z, |
| $ INCX, ZERO, X, INCX, XT, G, |
| $ XX, EPS, ERR, FATAL, NOUT, |
| $ .FALSE. ) |
| END IF |
| ERRMAX = MAX( ERRMAX, ERR ) |
| * If got really bad answer, report and return. |
| IF( FATAL ) |
| $ GO TO 120 |
| ELSE |
| * Avoid repeating tests with N.le.0. |
| GO TO 110 |
| END IF |
| * |
| 60 CONTINUE |
| * |
| 70 CONTINUE |
| * |
| 80 CONTINUE |
| * |
| 90 CONTINUE |
| * |
| 100 CONTINUE |
| * |
| 110 CONTINUE |
| * |
| * Report result. |
| * |
| IF( ERRMAX.LT.THRESH )THEN |
| WRITE( NOUT, FMT = 9999 )SNAME, NC |
| ELSE |
| WRITE( NOUT, FMT = 9997 )SNAME, NC, ERRMAX |
| END IF |
| GO TO 130 |
| * |
| 120 CONTINUE |
| WRITE( NOUT, FMT = 9996 )SNAME |
| IF( FULL )THEN |
| WRITE( NOUT, FMT = 9993 )NC, SNAME, CUPLO, CTRANS, CDIAG, N, |
| $ LDA, INCX |
| ELSE IF( BANDED )THEN |
| WRITE( NOUT, FMT = 9994 )NC, SNAME, CUPLO, CTRANS, CDIAG, N, K, |
| $ LDA, INCX |
| ELSE IF( PACKED )THEN |
| WRITE( NOUT, FMT = 9995 )NC, SNAME, CUPLO, CTRANS, CDIAG, N, |
| $ INCX |
| END IF |
| * |
| 130 CONTINUE |
| RETURN |
| * |
| 9999 FORMAT(' ',A12, ' PASSED THE COMPUTATIONAL TESTS (', I6, ' CALL', |
| $ 'S)' ) |
| 9998 FORMAT(' ******* FATAL ERROR - PARAMETER NUMBER ', I2, ' WAS CH', |
| $ 'ANGED INCORRECTLY *******' ) |
| 9997 FORMAT(' ',A12, ' COMPLETED THE COMPUTATIONAL TESTS (', I6, ' C', |
| $ 'ALLS)', /' ******* BUT WITH MAXIMUM TEST RATIO', F8.2, |
| $ ' - SUSPECT *******' ) |
| 9996 FORMAT( ' ******* ',A12, ' FAILED ON CALL NUMBER:' ) |
| 9995 FORMAT(1X, I6, ': ',A12, '(', 3( A14, ',' ),/ 10x, I3, ', AP, ', |
| $ 'X,', I2, ') .' ) |
| 9994 FORMAT(1X, I6, ': ',A12, '(', 3( A14, ',' ),/ 10x, 2( I3, ',' ), |
| $ ' A,', I3, ', X,', I2, ') .' ) |
| 9993 FORMAT( 1X, I6, ': ',A12, '(', 3( A14, ',' ),/ 10x, I3, ', A,', |
| $ I3, ', X,', I2, ') .' ) |
| 9992 FORMAT(' ******* FATAL ERROR - ERROR-EXIT TAKEN ON VALID CALL *', |
| $ '******' ) |
| * |
| * End of ZCHK3. |
| * |
| END |
| SUBROUTINE ZCHK4( SNAME, EPS, THRESH, NOUT, NTRA, TRACE, REWI, |
| $ FATAL, NIDIM, IDIM, NALF, ALF, NINC, INC, NMAX, |
| $ INCMAX, A, AA, AS, X, XX, XS, Y, YY, YS, YT, G, |
| $ Z, IORDER ) |
| * |
| * Tests ZGERC and ZGERU. |
| * |
| * Auxiliary routine for test program for Level 2 Blas. |
| * |
| * -- Written on 10-August-1987. |
| * Richard Hanson, Sandia National Labs. |
| * Jeremy Du Croz, NAG Central Office. |
| * |
| * .. Parameters .. |
| COMPLEX*16 ZERO, HALF, ONE |
| PARAMETER ( ZERO = ( 0.0D0, 0.0D0 ), |
| $ HALF = ( 0.5D0, 0.0D0 ), |
| $ ONE = ( 1.0D0, 0.0D0 ) ) |
| DOUBLE PRECISION RZERO |
| PARAMETER ( RZERO = 0.0D0 ) |
| * .. Scalar Arguments .. |
| DOUBLE PRECISION EPS, THRESH |
| INTEGER INCMAX, NALF, NIDIM, NINC, NMAX, NOUT, NTRA, |
| $ IORDER |
| LOGICAL FATAL, REWI, TRACE |
| CHARACTER*12 SNAME |
| * .. Array Arguments .. |
| COMPLEX*16 A( NMAX, NMAX ), AA( NMAX*NMAX ), ALF( NALF ), |
| $ AS( NMAX*NMAX ), X( NMAX ), XS( NMAX*INCMAX ), |
| $ XX( NMAX*INCMAX ), Y( NMAX ), |
| $ YS( NMAX*INCMAX ), YT( NMAX ), |
| $ YY( NMAX*INCMAX ), Z( NMAX ) |
| DOUBLE PRECISION G( NMAX ) |
| INTEGER IDIM( NIDIM ), INC( NINC ) |
| * .. Local Scalars .. |
| COMPLEX*16 ALPHA, ALS, TRANSL |
| DOUBLE PRECISION ERR, ERRMAX |
| INTEGER I, IA, IM, IN, INCX, INCXS, INCY, INCYS, IX, |
| $ IY, J, LAA, LDA, LDAS, LX, LY, M, MS, N, NARGS, |
| $ NC, ND, NS |
| LOGICAL CONJ, NULL, RESET, SAME |
| * .. Local Arrays .. |
| COMPLEX*16 W( 1 ) |
| LOGICAL ISAME( 13 ) |
| * .. External Functions .. |
| LOGICAL LZE, LZERES |
| EXTERNAL LZE, LZERES |
| * .. External Subroutines .. |
| EXTERNAL CZGERC, CZGERU, ZMAKE, ZMVCH |
| * .. Intrinsic Functions .. |
| INTRINSIC ABS, DCONJG, MAX, MIN |
| * .. Scalars in Common .. |
| INTEGER INFOT, NOUTC |
| LOGICAL OK |
| * .. Common blocks .. |
| COMMON /INFOC/INFOT, NOUTC, OK |
| * .. Executable Statements .. |
| CONJ = SNAME( 5: 5 ).EQ.'c' |
| * Define the number of arguments. |
| NARGS = 9 |
| * |
| NC = 0 |
| RESET = .TRUE. |
| ERRMAX = RZERO |
| * |
| DO 120 IN = 1, NIDIM |
| N = IDIM( IN ) |
| ND = N/2 + 1 |
| * |
| DO 110 IM = 1, 2 |
| IF( IM.EQ.1 ) |
| $ M = MAX( N - ND, 0 ) |
| IF( IM.EQ.2 ) |
| $ M = MIN( N + ND, NMAX ) |
| * |
| * Set LDA to 1 more than minimum value if room. |
| LDA = M |
| IF( LDA.LT.NMAX ) |
| $ LDA = LDA + 1 |
| * Skip tests if not enough room. |
| IF( LDA.GT.NMAX ) |
| $ GO TO 110 |
| LAA = LDA*N |
| NULL = N.LE.0.OR.M.LE.0 |
| * |
| DO 100 IX = 1, NINC |
| INCX = INC( IX ) |
| LX = ABS( INCX )*M |
| * |
| * Generate the vector X. |
| * |
| TRANSL = HALF |
| CALL ZMAKE( 'ge', ' ', ' ', 1, M, X, 1, XX, ABS( INCX ), |
| $ 0, M - 1, RESET, TRANSL ) |
| IF( M.GT.1 )THEN |
| X( M/2 ) = ZERO |
| XX( 1 + ABS( INCX )*( M/2 - 1 ) ) = ZERO |
| END IF |
| * |
| DO 90 IY = 1, NINC |
| INCY = INC( IY ) |
| LY = ABS( INCY )*N |
| * |
| * Generate the vector Y. |
| * |
| TRANSL = ZERO |
| CALL ZMAKE( 'ge', ' ', ' ', 1, N, Y, 1, YY, |
| $ ABS( INCY ), 0, N - 1, RESET, TRANSL ) |
| IF( N.GT.1 )THEN |
| Y( N/2 ) = ZERO |
| YY( 1 + ABS( INCY )*( N/2 - 1 ) ) = ZERO |
| END IF |
| * |
| DO 80 IA = 1, NALF |
| ALPHA = ALF( IA ) |
| * |
| * Generate the matrix A. |
| * |
| TRANSL = ZERO |
| CALL ZMAKE(SNAME( 8: 9 ), ' ', ' ', M, N, A, NMAX, |
| $ AA, LDA, M - 1, N - 1, RESET, TRANSL ) |
| * |
| NC = NC + 1 |
| * |
| * Save every datum before calling the subroutine. |
| * |
| MS = M |
| NS = N |
| ALS = ALPHA |
| DO 10 I = 1, LAA |
| AS( I ) = AA( I ) |
| 10 CONTINUE |
| LDAS = LDA |
| DO 20 I = 1, LX |
| XS( I ) = XX( I ) |
| 20 CONTINUE |
| INCXS = INCX |
| DO 30 I = 1, LY |
| YS( I ) = YY( I ) |
| 30 CONTINUE |
| INCYS = INCY |
| * |
| * Call the subroutine. |
| * |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9994 )NC, SNAME, M, N, |
| $ ALPHA, INCX, INCY, LDA |
| IF( CONJ )THEN |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZGERC( IORDER, M, N, ALPHA, XX, INCX, |
| $ YY, INCY, AA, LDA ) |
| ELSE |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZGERU( IORDER, M, N, ALPHA, XX, INCX, |
| $ YY, INCY, AA, LDA ) |
| END IF |
| * |
| * Check if error-exit was taken incorrectly. |
| * |
| IF( .NOT.OK )THEN |
| WRITE( NOUT, FMT = 9993 ) |
| FATAL = .TRUE. |
| GO TO 140 |
| END IF |
| * |
| * See what data changed inside subroutine. |
| * |
| ISAME( 1 ) = MS.EQ.M |
| ISAME( 2 ) = NS.EQ.N |
| ISAME( 3 ) = ALS.EQ.ALPHA |
| ISAME( 4 ) = LZE( XS, XX, LX ) |
| ISAME( 5 ) = INCXS.EQ.INCX |
| ISAME( 6 ) = LZE( YS, YY, LY ) |
| ISAME( 7 ) = INCYS.EQ.INCY |
| IF( NULL )THEN |
| ISAME( 8 ) = LZE( AS, AA, LAA ) |
| ELSE |
| ISAME( 8 ) = LZERES( 'ge', ' ', M, N, AS, AA, |
| $ LDA ) |
| END IF |
| ISAME( 9 ) = LDAS.EQ.LDA |
| * |
| * If data was incorrectly changed, report and return. |
| * |
| SAME = .TRUE. |
| DO 40 I = 1, NARGS |
| SAME = SAME.AND.ISAME( I ) |
| IF( .NOT.ISAME( I ) ) |
| $ WRITE( NOUT, FMT = 9998 )I |
| 40 CONTINUE |
| IF( .NOT.SAME )THEN |
| FATAL = .TRUE. |
| GO TO 140 |
| END IF |
| * |
| IF( .NOT.NULL )THEN |
| * |
| * Check the result column by column. |
| * |
| IF( INCX.GT.0 )THEN |
| DO 50 I = 1, M |
| Z( I ) = X( I ) |
| 50 CONTINUE |
| ELSE |
| DO 60 I = 1, M |
| Z( I ) = X( M - I + 1 ) |
| 60 CONTINUE |
| END IF |
| DO 70 J = 1, N |
| IF( INCY.GT.0 )THEN |
| W( 1 ) = Y( J ) |
| ELSE |
| W( 1 ) = Y( N - J + 1 ) |
| END IF |
| IF( CONJ ) |
| $ W( 1 ) = DCONJG( W( 1 ) ) |
| CALL ZMVCH( 'N', M, 1, ALPHA, Z, NMAX, W, 1, |
| $ ONE, A( 1, J ), 1, YT, G, |
| $ AA( 1 + ( J - 1 )*LDA ), EPS, |
| $ ERR, FATAL, NOUT, .TRUE. ) |
| ERRMAX = MAX( ERRMAX, ERR ) |
| * If got really bad answer, report and return. |
| IF( FATAL ) |
| $ GO TO 130 |
| 70 CONTINUE |
| ELSE |
| * Avoid repeating tests with M.le.0 or N.le.0. |
| GO TO 110 |
| END IF |
| * |
| 80 CONTINUE |
| * |
| 90 CONTINUE |
| * |
| 100 CONTINUE |
| * |
| 110 CONTINUE |
| * |
| 120 CONTINUE |
| * |
| * Report result. |
| * |
| IF( ERRMAX.LT.THRESH )THEN |
| WRITE( NOUT, FMT = 9999 )SNAME, NC |
| ELSE |
| WRITE( NOUT, FMT = 9997 )SNAME, NC, ERRMAX |
| END IF |
| GO TO 150 |
| * |
| 130 CONTINUE |
| WRITE( NOUT, FMT = 9995 )J |
| * |
| 140 CONTINUE |
| WRITE( NOUT, FMT = 9996 )SNAME |
| WRITE( NOUT, FMT = 9994 )NC, SNAME, M, N, ALPHA, INCX, INCY, LDA |
| * |
| 150 CONTINUE |
| RETURN |
| * |
| 9999 FORMAT(' ',A12, ' PASSED THE COMPUTATIONAL TESTS (', I6, ' CALL', |
| $ 'S)' ) |
| 9998 FORMAT(' ******* FATAL ERROR - PARAMETER NUMBER ', I2, ' WAS CH', |
| $ 'ANGED INCORRECTLY *******' ) |
| 9997 FORMAT(' ',A12, ' COMPLETED THE COMPUTATIONAL TESTS (', I6, ' C', |
| $ 'ALLS)', /' ******* BUT WITH MAXIMUM TEST RATIO', F8.2, |
| $ ' - SUSPECT *******' ) |
| 9996 FORMAT( ' ******* ',A12, ' FAILED ON CALL NUMBER:' ) |
| 9995 FORMAT( ' THESE ARE THE RESULTS FOR COLUMN ', I3 ) |
| 9994 FORMAT(1X, I6, ': ',A12, '(', 2( I3, ',' ), '(', F4.1, ',', F4.1, |
| $ '), X,', I2, ', Y,', I2, ', A,', I3, ') .' ) |
| 9993 FORMAT(' ******* FATAL ERROR - ERROR-EXIT TAKEN ON VALID CALL *', |
| $ '******' ) |
| * |
| * End of ZCHK4. |
| * |
| END |
| SUBROUTINE ZCHK5( SNAME, EPS, THRESH, NOUT, NTRA, TRACE, REWI, |
| $ FATAL, NIDIM, IDIM, NALF, ALF, NINC, INC, NMAX, |
| $ INCMAX, A, AA, AS, X, XX, XS, Y, YY, YS, YT, G, |
| $ Z, IORDER ) |
| * |
| * Tests ZHER and ZHPR. |
| * |
| * Auxiliary routine for test program for Level 2 Blas. |
| * |
| * -- Written on 10-August-1987. |
| * Richard Hanson, Sandia National Labs. |
| * Jeremy Du Croz, NAG Central Office. |
| * |
| * .. Parameters .. |
| COMPLEX*16 ZERO, HALF, ONE |
| PARAMETER ( ZERO = ( 0.0D0, 0.0D0 ), |
| $ HALF = ( 0.5D0, 0.0D0 ), |
| $ ONE = ( 1.0D0, 0.0D0 ) ) |
| DOUBLE PRECISION RZERO |
| PARAMETER ( RZERO = 0.0D0 ) |
| * .. Scalar Arguments .. |
| DOUBLE PRECISION EPS, THRESH |
| INTEGER INCMAX, NALF, NIDIM, NINC, NMAX, NOUT, NTRA, |
| $ IORDER |
| LOGICAL FATAL, REWI, TRACE |
| CHARACTER*12 SNAME |
| * .. Array Arguments .. |
| COMPLEX*16 A( NMAX, NMAX ), AA( NMAX*NMAX ), ALF( NALF ), |
| $ AS( NMAX*NMAX ), X( NMAX ), XS( NMAX*INCMAX ), |
| $ XX( NMAX*INCMAX ), Y( NMAX ), |
| $ YS( NMAX*INCMAX ), YT( NMAX ), |
| $ YY( NMAX*INCMAX ), Z( NMAX ) |
| DOUBLE PRECISION G( NMAX ) |
| INTEGER IDIM( NIDIM ), INC( NINC ) |
| * .. Local Scalars .. |
| COMPLEX*16 ALPHA, TRANSL |
| DOUBLE PRECISION ERR, ERRMAX, RALPHA, RALS |
| INTEGER I, IA, IC, IN, INCX, INCXS, IX, J, JA, JJ, LAA, |
| $ LDA, LDAS, LJ, LX, N, NARGS, NC, NS |
| LOGICAL FULL, NULL, PACKED, RESET, SAME, UPPER |
| CHARACTER*1 UPLO, UPLOS |
| CHARACTER*14 CUPLO |
| CHARACTER*2 ICH |
| * .. Local Arrays .. |
| COMPLEX*16 W( 1 ) |
| LOGICAL ISAME( 13 ) |
| * .. External Functions .. |
| LOGICAL LZE, LZERES |
| EXTERNAL LZE, LZERES |
| * .. External Subroutines .. |
| EXTERNAL CZHER, CZHPR, ZMAKE, ZMVCH |
| * .. Intrinsic Functions .. |
| INTRINSIC ABS, DCMPLX, DCONJG, MAX, DBLE |
| * .. Scalars in Common .. |
| INTEGER INFOT, NOUTC |
| LOGICAL OK |
| * .. Common blocks .. |
| COMMON /INFOC/INFOT, NOUTC, OK |
| * .. Data statements .. |
| DATA ICH/'UL'/ |
| * .. Executable Statements .. |
| FULL = SNAME( 9: 9 ).EQ.'e' |
| PACKED = SNAME( 9: 9 ).EQ.'p' |
| * Define the number of arguments. |
| IF( FULL )THEN |
| NARGS = 7 |
| ELSE IF( PACKED )THEN |
| NARGS = 6 |
| END IF |
| * |
| NC = 0 |
| RESET = .TRUE. |
| ERRMAX = RZERO |
| * |
| DO 100 IN = 1, NIDIM |
| N = IDIM( IN ) |
| * Set LDA to 1 more than minimum value if room. |
| LDA = N |
| IF( LDA.LT.NMAX ) |
| $ LDA = LDA + 1 |
| * Skip tests if not enough room. |
| IF( LDA.GT.NMAX ) |
| $ GO TO 100 |
| IF( PACKED )THEN |
| LAA = ( N*( N + 1 ) )/2 |
| ELSE |
| LAA = LDA*N |
| END IF |
| * |
| DO 90 IC = 1, 2 |
| UPLO = ICH( IC: IC ) |
| IF (UPLO.EQ.'U')THEN |
| CUPLO = ' CblasUpper' |
| ELSE |
| CUPLO = ' CblasLower' |
| END IF |
| UPPER = UPLO.EQ.'U' |
| * |
| DO 80 IX = 1, NINC |
| INCX = INC( IX ) |
| LX = ABS( INCX )*N |
| * |
| * Generate the vector X. |
| * |
| TRANSL = HALF |
| CALL ZMAKE( 'ge', ' ', ' ', 1, N, X, 1, XX, ABS( INCX ), |
| $ 0, N - 1, RESET, TRANSL ) |
| IF( N.GT.1 )THEN |
| X( N/2 ) = ZERO |
| XX( 1 + ABS( INCX )*( N/2 - 1 ) ) = ZERO |
| END IF |
| * |
| DO 70 IA = 1, NALF |
| RALPHA = DBLE( ALF( IA ) ) |
| ALPHA = DCMPLX( RALPHA, RZERO ) |
| NULL = N.LE.0.OR.RALPHA.EQ.RZERO |
| * |
| * Generate the matrix A. |
| * |
| TRANSL = ZERO |
| CALL ZMAKE( SNAME( 8: 9 ), UPLO, ' ', N, N, A, NMAX, |
| $ AA, LDA, N - 1, N - 1, RESET, TRANSL ) |
| * |
| NC = NC + 1 |
| * |
| * Save every datum before calling the subroutine. |
| * |
| UPLOS = UPLO |
| NS = N |
| RALS = RALPHA |
| DO 10 I = 1, LAA |
| AS( I ) = AA( I ) |
| 10 CONTINUE |
| LDAS = LDA |
| DO 20 I = 1, LX |
| XS( I ) = XX( I ) |
| 20 CONTINUE |
| INCXS = INCX |
| * |
| * Call the subroutine. |
| * |
| IF( FULL )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9993 )NC, SNAME, CUPLO, N, |
| $ RALPHA, INCX, LDA |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZHER( IORDER, UPLO, N, RALPHA, XX, |
| $ INCX, AA, LDA ) |
| ELSE IF( PACKED )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9994 )NC, SNAME, CUPLO, N, |
| $ RALPHA, INCX |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZHPR( IORDER, UPLO, N, RALPHA, |
| $ XX, INCX, AA ) |
| END IF |
| * |
| * Check if error-exit was taken incorrectly. |
| * |
| IF( .NOT.OK )THEN |
| WRITE( NOUT, FMT = 9992 ) |
| FATAL = .TRUE. |
| GO TO 120 |
| END IF |
| * |
| * See what data changed inside subroutines. |
| * |
| ISAME( 1 ) = UPLO.EQ.UPLOS |
| ISAME( 2 ) = NS.EQ.N |
| ISAME( 3 ) = RALS.EQ.RALPHA |
| ISAME( 4 ) = LZE( XS, XX, LX ) |
| ISAME( 5 ) = INCXS.EQ.INCX |
| IF( NULL )THEN |
| ISAME( 6 ) = LZE( AS, AA, LAA ) |
| ELSE |
| ISAME( 6 ) = LZERES( SNAME( 8: 9 ), UPLO, N, N, AS, |
| $ AA, LDA ) |
| END IF |
| IF( .NOT.PACKED )THEN |
| ISAME( 7 ) = LDAS.EQ.LDA |
| END IF |
| * |
| * If data was incorrectly changed, report and return. |
| * |
| SAME = .TRUE. |
| DO 30 I = 1, NARGS |
| SAME = SAME.AND.ISAME( I ) |
| IF( .NOT.ISAME( I ) ) |
| $ WRITE( NOUT, FMT = 9998 )I |
| 30 CONTINUE |
| IF( .NOT.SAME )THEN |
| FATAL = .TRUE. |
| GO TO 120 |
| END IF |
| * |
| IF( .NOT.NULL )THEN |
| * |
| * Check the result column by column. |
| * |
| IF( INCX.GT.0 )THEN |
| DO 40 I = 1, N |
| Z( I ) = X( I ) |
| 40 CONTINUE |
| ELSE |
| DO 50 I = 1, N |
| Z( I ) = X( N - I + 1 ) |
| 50 CONTINUE |
| END IF |
| JA = 1 |
| DO 60 J = 1, N |
| W( 1 ) = DCONJG( Z( J ) ) |
| IF( UPPER )THEN |
| JJ = 1 |
| LJ = J |
| ELSE |
| JJ = J |
| LJ = N - J + 1 |
| END IF |
| CALL ZMVCH( 'N', LJ, 1, ALPHA, Z( JJ ), LJ, W, |
| $ 1, ONE, A( JJ, J ), 1, YT, G, |
| $ AA( JA ), EPS, ERR, FATAL, NOUT, |
| $ .TRUE. ) |
| IF( FULL )THEN |
| IF( UPPER )THEN |
| JA = JA + LDA |
| ELSE |
| JA = JA + LDA + 1 |
| END IF |
| ELSE |
| JA = JA + LJ |
| END IF |
| ERRMAX = MAX( ERRMAX, ERR ) |
| * If got really bad answer, report and return. |
| IF( FATAL ) |
| $ GO TO 110 |
| 60 CONTINUE |
| ELSE |
| * Avoid repeating tests if N.le.0. |
| IF( N.LE.0 ) |
| $ GO TO 100 |
| END IF |
| * |
| 70 CONTINUE |
| * |
| 80 CONTINUE |
| * |
| 90 CONTINUE |
| * |
| 100 CONTINUE |
| * |
| * Report result. |
| * |
| IF( ERRMAX.LT.THRESH )THEN |
| WRITE( NOUT, FMT = 9999 )SNAME, NC |
| ELSE |
| WRITE( NOUT, FMT = 9997 )SNAME, NC, ERRMAX |
| END IF |
| GO TO 130 |
| * |
| 110 CONTINUE |
| WRITE( NOUT, FMT = 9995 )J |
| * |
| 120 CONTINUE |
| WRITE( NOUT, FMT = 9996 )SNAME |
| IF( FULL )THEN |
| WRITE( NOUT, FMT = 9993 )NC, SNAME, CUPLO, N, RALPHA, INCX, LDA |
| ELSE IF( PACKED )THEN |
| WRITE( NOUT, FMT = 9994 )NC, SNAME, CUPLO, N, RALPHA, INCX |
| END IF |
| * |
| 130 CONTINUE |
| RETURN |
| * |
| 9999 FORMAT(' ',A12, ' PASSED THE COMPUTATIONAL TESTS (', I6, ' CALL', |
| $ 'S)' ) |
| 9998 FORMAT(' ******* FATAL ERROR - PARAMETER NUMBER ', I2, ' WAS CH', |
| $ 'ANGED INCORRECTLY *******' ) |
| 9997 FORMAT(' ',A12, ' COMPLETED THE COMPUTATIONAL TESTS (', I6, ' C', |
| $ 'ALLS)', /' ******* BUT WITH MAXIMUM TEST RATIO', F8.2, |
| $ ' - SUSPECT *******' ) |
| 9996 FORMAT( ' ******* ',A12, ' FAILED ON CALL NUMBER:' ) |
| 9995 FORMAT( ' THESE ARE THE RESULTS FOR COLUMN ', I3 ) |
| 9994 FORMAT(1X, I6, ': ',A12, '(', A14, ',', I3, ',', F4.1, ', X,', |
| $ I2, ', AP) .' ) |
| 9993 FORMAT(1X, I6, ': ',A12, '(', A14, ',', I3, ',', F4.1, ', X,', |
| $ I2, ', A,', I3, ') .' ) |
| 9992 FORMAT(' ******* FATAL ERROR - ERROR-EXIT TAKEN ON VALID CALL *', |
| $ '******' ) |
| * |
| * End of CZHK5. |
| * |
| END |
| SUBROUTINE ZCHK6( SNAME, EPS, THRESH, NOUT, NTRA, TRACE, REWI, |
| $ FATAL, NIDIM, IDIM, NALF, ALF, NINC, INC, NMAX, |
| $ INCMAX, A, AA, AS, X, XX, XS, Y, YY, YS, YT, G, |
| $ Z, IORDER ) |
| * |
| * Tests ZHER2 and ZHPR2. |
| * |
| * Auxiliary routine for test program for Level 2 Blas. |
| * |
| * -- Written on 10-August-1987. |
| * Richard Hanson, Sandia National Labs. |
| * Jeremy Du Croz, NAG Central Office. |
| * |
| * .. Parameters .. |
| COMPLEX*16 ZERO, HALF, ONE |
| PARAMETER ( ZERO = ( 0.0D0, 0.0D0 ), |
| $ HALF = ( 0.5D0, 0.0D0 ), |
| $ ONE = ( 1.0D0, 0.0D0 ) ) |
| DOUBLE PRECISION RZERO |
| PARAMETER ( RZERO = 0.0D0 ) |
| * .. Scalar Arguments .. |
| DOUBLE PRECISION EPS, THRESH |
| INTEGER INCMAX, NALF, NIDIM, NINC, NMAX, NOUT, NTRA, |
| $ IORDER |
| LOGICAL FATAL, REWI, TRACE |
| CHARACTER*12 SNAME |
| * .. Array Arguments .. |
| COMPLEX*16 A( NMAX, NMAX ), AA( NMAX*NMAX ), ALF( NALF ), |
| $ AS( NMAX*NMAX ), X( NMAX ), XS( NMAX*INCMAX ), |
| $ XX( NMAX*INCMAX ), Y( NMAX ), |
| $ YS( NMAX*INCMAX ), YT( NMAX ), |
| $ YY( NMAX*INCMAX ), Z( NMAX, 2 ) |
| DOUBLE PRECISION G( NMAX ) |
| INTEGER IDIM( NIDIM ), INC( NINC ) |
| * .. Local Scalars .. |
| COMPLEX*16 ALPHA, ALS, TRANSL |
| DOUBLE PRECISION ERR, ERRMAX |
| INTEGER I, IA, IC, IN, INCX, INCXS, INCY, INCYS, IX, |
| $ IY, J, JA, JJ, LAA, LDA, LDAS, LJ, LX, LY, N, |
| $ NARGS, NC, NS |
| LOGICAL FULL, NULL, PACKED, RESET, SAME, UPPER |
| CHARACTER*1 UPLO, UPLOS |
| CHARACTER*14 CUPLO |
| CHARACTER*2 ICH |
| * .. Local Arrays .. |
| COMPLEX*16 W( 2 ) |
| LOGICAL ISAME( 13 ) |
| * .. External Functions .. |
| LOGICAL LZE, LZERES |
| EXTERNAL LZE, LZERES |
| * .. External Subroutines .. |
| EXTERNAL CZHER2, CZHPR2, ZMAKE, ZMVCH |
| * .. Intrinsic Functions .. |
| INTRINSIC ABS, DCONJG, MAX |
| * .. Scalars in Common .. |
| INTEGER INFOT, NOUTC |
| LOGICAL OK |
| * .. Common blocks .. |
| COMMON /INFOC/INFOT, NOUTC, OK |
| * .. Data statements .. |
| DATA ICH/'UL'/ |
| * .. Executable Statements .. |
| FULL = SNAME( 9: 9 ).EQ.'e' |
| PACKED = SNAME( 9: 9 ).EQ.'p' |
| * Define the number of arguments. |
| IF( FULL )THEN |
| NARGS = 9 |
| ELSE IF( PACKED )THEN |
| NARGS = 8 |
| END IF |
| * |
| NC = 0 |
| RESET = .TRUE. |
| ERRMAX = RZERO |
| * |
| DO 140 IN = 1, NIDIM |
| N = IDIM( IN ) |
| * Set LDA to 1 more than minimum value if room. |
| LDA = N |
| IF( LDA.LT.NMAX ) |
| $ LDA = LDA + 1 |
| * Skip tests if not enough room. |
| IF( LDA.GT.NMAX ) |
| $ GO TO 140 |
| IF( PACKED )THEN |
| LAA = ( N*( N + 1 ) )/2 |
| ELSE |
| LAA = LDA*N |
| END IF |
| * |
| DO 130 IC = 1, 2 |
| UPLO = ICH( IC: IC ) |
| IF (UPLO.EQ.'U')THEN |
| CUPLO = ' CblasUpper' |
| ELSE |
| CUPLO = ' CblasLower' |
| END IF |
| UPPER = UPLO.EQ.'U' |
| * |
| DO 120 IX = 1, NINC |
| INCX = INC( IX ) |
| LX = ABS( INCX )*N |
| * |
| * Generate the vector X. |
| * |
| TRANSL = HALF |
| CALL ZMAKE( 'ge', ' ', ' ', 1, N, X, 1, XX, ABS( INCX ), |
| $ 0, N - 1, RESET, TRANSL ) |
| IF( N.GT.1 )THEN |
| X( N/2 ) = ZERO |
| XX( 1 + ABS( INCX )*( N/2 - 1 ) ) = ZERO |
| END IF |
| * |
| DO 110 IY = 1, NINC |
| INCY = INC( IY ) |
| LY = ABS( INCY )*N |
| * |
| * Generate the vector Y. |
| * |
| TRANSL = ZERO |
| CALL ZMAKE( 'ge', ' ', ' ', 1, N, Y, 1, YY, |
| $ ABS( INCY ), 0, N - 1, RESET, TRANSL ) |
| IF( N.GT.1 )THEN |
| Y( N/2 ) = ZERO |
| YY( 1 + ABS( INCY )*( N/2 - 1 ) ) = ZERO |
| END IF |
| * |
| DO 100 IA = 1, NALF |
| ALPHA = ALF( IA ) |
| NULL = N.LE.0.OR.ALPHA.EQ.ZERO |
| * |
| * Generate the matrix A. |
| * |
| TRANSL = ZERO |
| CALL ZMAKE( SNAME( 8: 9 ), UPLO, ' ', N, N, A, |
| $ NMAX, AA, LDA, N - 1, N - 1, RESET, |
| $ TRANSL ) |
| * |
| NC = NC + 1 |
| * |
| * Save every datum before calling the subroutine. |
| * |
| UPLOS = UPLO |
| NS = N |
| ALS = ALPHA |
| DO 10 I = 1, LAA |
| AS( I ) = AA( I ) |
| 10 CONTINUE |
| LDAS = LDA |
| DO 20 I = 1, LX |
| XS( I ) = XX( I ) |
| 20 CONTINUE |
| INCXS = INCX |
| DO 30 I = 1, LY |
| YS( I ) = YY( I ) |
| 30 CONTINUE |
| INCYS = INCY |
| * |
| * Call the subroutine. |
| * |
| IF( FULL )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9993 )NC, SNAME, CUPLO, N, |
| $ ALPHA, INCX, INCY, LDA |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZHER2( IORDER, UPLO, N, ALPHA, XX, INCX, |
| $ YY, INCY, AA, LDA ) |
| ELSE IF( PACKED )THEN |
| IF( TRACE ) |
| $ WRITE( NTRA, FMT = 9994 )NC, SNAME, CUPLO, N, |
| $ ALPHA, INCX, INCY |
| IF( REWI ) |
| $ REWIND NTRA |
| CALL CZHPR2( IORDER, UPLO, N, ALPHA, XX, INCX, |
| $ YY, INCY, AA ) |
| END IF |
| * |
| * Check if error-exit was taken incorrectly. |
| * |
| IF( .NOT.OK )THEN |
| WRITE( NOUT, FMT = 9992 ) |
| FATAL = .TRUE. |
| GO TO 160 |
| END IF |
| * |
| * See what data changed inside subroutines. |
| * |
| ISAME( 1 ) = UPLO.EQ.UPLOS |
| ISAME( 2 ) = NS.EQ.N |
| ISAME( 3 ) = ALS.EQ.ALPHA |
| ISAME( 4 ) = LZE( XS, XX, LX ) |
| ISAME( 5 ) = INCXS.EQ.INCX |
| ISAME( 6 ) = LZE( YS, YY, LY ) |
| ISAME( 7 ) = INCYS.EQ.INCY |
| IF( NULL )THEN |
| ISAME( 8 ) = LZE( AS, AA, LAA ) |
| ELSE |
| ISAME( 8 ) = LZERES( SNAME( 8: 9 ), UPLO, N, N, |
| $ AS, AA, LDA ) |
| END IF |
| IF( .NOT.PACKED )THEN |
| ISAME( 9 ) = LDAS.EQ.LDA |
| END IF |
| * |
| * If data was incorrectly changed, report and return. |
| * |
| SAME = .TRUE. |
| DO 40 I = 1, NARGS |
| SAME = SAME.AND.ISAME( I ) |
| IF( .NOT.ISAME( I ) ) |
| $ WRITE( NOUT, FMT = 9998 )I |
| 40 CONTINUE |
| IF( .NOT.SAME )THEN |
| FATAL = .TRUE. |
| GO TO 160 |
| END IF |
| * |
| IF( .NOT.NULL )THEN |
| * |
| * Check the result column by column. |
| * |
| IF( INCX.GT.0 )THEN |
| DO 50 I = 1, N |
| Z( I, 1 ) = X( I ) |
| 50 CONTINUE |
| ELSE |
| DO 60 I = 1, N |
| Z( I, 1 ) = X( N - I + 1 ) |
| 60 CONTINUE |
| END IF |
| IF( INCY.GT.0 )THEN |
| DO 70 I = 1, N |
| Z( I, 2 ) = Y( I ) |
| 70 CONTINUE |
| ELSE |
| DO 80 I = 1, N |
| Z( I, 2 ) = Y( N - I + 1 ) |
| 80 CONTINUE |
| END IF |
| JA = 1 |
| DO 90 J = 1, N |
| W( 1 ) = ALPHA*DCONJG( Z( J, 2 ) ) |
| W( 2 ) = DCONJG( ALPHA )*DCONJG( Z( J, 1 ) ) |
| IF( UPPER )THEN |
| JJ = 1 |
| LJ = J |
| ELSE |
| JJ = J |
| LJ = N - J + 1 |
| END IF |
| CALL ZMVCH( 'N', LJ, 2, ONE, Z( JJ, 1 ), |
| $ NMAX, W, 1, ONE, A( JJ, J ), 1, |
| $ YT, G, AA( JA ), EPS, ERR, FATAL, |
| $ NOUT, .TRUE. ) |
| IF( FULL )THEN |
| IF( UPPER )THEN |
| JA = JA + LDA |
| ELSE |
| JA = JA + LDA + 1 |
| END IF |
| ELSE |
| JA = JA + LJ |
| END IF |
| ERRMAX = MAX( ERRMAX, ERR ) |
| * If got really bad answer, report and return. |
| IF( FATAL ) |
| $ GO TO 150 |
| 90 CONTINUE |
| ELSE |
| * Avoid repeating tests with N.le.0. |
| IF( N.LE.0 ) |
| $ GO TO 140 |
| END IF |
| * |
| 100 CONTINUE |
| * |
| 110 CONTINUE |
| * |
| 120 CONTINUE |
| * |
| 130 CONTINUE |
| * |
| 140 CONTINUE |
| * |
| * Report result. |
| * |
| IF( ERRMAX.LT.THRESH )THEN |
| WRITE( NOUT, FMT = 9999 )SNAME, NC |
| ELSE |
| WRITE( NOUT, FMT = 9997 )SNAME, NC, ERRMAX |
| END IF |
| GO TO 170 |
| * |
| 150 CONTINUE |
| WRITE( NOUT, FMT = 9995 )J |
| * |
| 160 CONTINUE |
| WRITE( NOUT, FMT = 9996 )SNAME |
| IF( FULL )THEN |
| WRITE( NOUT, FMT = 9993 )NC, SNAME, CUPLO, N, ALPHA, INCX, |
| $ INCY, LDA |
| ELSE IF( PACKED )THEN |
| WRITE( NOUT, FMT = 9994 )NC, SNAME, CUPLO, N, ALPHA, INCX, INCY |
| END IF |
| * |
| 170 CONTINUE |
| RETURN |
| * |
| 9999 FORMAT(' ',A12, ' PASSED THE COMPUTATIONAL TESTS (', I6, ' CALL', |
| $ 'S)' ) |
| 9998 FORMAT(' ******* FATAL ERROR - PARAMETER NUMBER ', I2, ' WAS CH', |
| $ 'ANGED INCORRECTLY *******' ) |
| 9997 FORMAT(' ',A12, ' COMPLETED THE COMPUTATIONAL TESTS (', I6, ' C', |
| $ 'ALLS)', /' ******* BUT WITH MAXIMUM TEST RATIO', F8.2, |
| $ ' - SUSPECT *******' ) |
| 9996 FORMAT( ' ******* ',A12, ' FAILED ON CALL NUMBER:' ) |
| 9995 FORMAT( ' THESE ARE THE RESULTS FOR COLUMN ', I3 ) |
| 9994 FORMAT(1X, I6, ': ',A12, '(', A14, ',', I3, ',(', F4.1, ',', |
| $ F4.1, '), X,', I2, ', Y,', I2, ', AP) .' ) |
| 9993 FORMAT(1X, I6, ': ',A12, '(', A14, ',', I3, ',(', F4.1, ',', |
| $ F4.1, '), X,', I2, ', Y,', I2, ', A,', I3, ') .' ) |
| 9992 FORMAT(' ******* FATAL ERROR - ERROR-EXIT TAKEN ON VALID CALL *', |
| $ '******' ) |
| * |
| * End of ZCHK6. |
| * |
| END |
| SUBROUTINE ZMVCH( TRANS, M, N, ALPHA, A, NMAX, X, INCX, BETA, Y, |
| $ INCY, YT, G, YY, EPS, ERR, FATAL, NOUT, MV ) |
| * |
| * Checks the results of the computational tests. |
| * |
| * Auxiliary routine for test program for Level 2 Blas. |
| * |
| * -- Written on 10-August-1987. |
| * Richard Hanson, Sandia National Labs. |
| * Jeremy Du Croz, NAG Central Office. |
| * |
| * .. Parameters .. |
| COMPLEX*16 ZERO |
| PARAMETER ( ZERO = ( 0.0D0, 0.0D0 ) ) |
| DOUBLE PRECISION RZERO, RONE |
| PARAMETER ( RZERO = 0.0D0, RONE = 1.0D0 ) |
| * .. Scalar Arguments .. |
| COMPLEX*16 ALPHA, BETA |
| DOUBLE PRECISION EPS, ERR |
| INTEGER INCX, INCY, M, N, NMAX, NOUT |
| LOGICAL FATAL, MV |
| CHARACTER*1 TRANS |
| * .. Array Arguments .. |
| COMPLEX*16 A( NMAX, * ), X( * ), Y( * ), YT( * ), YY( * ) |
| DOUBLE PRECISION G( * ) |
| * .. Local Scalars .. |
| COMPLEX*16 C |
| DOUBLE PRECISION ERRI |
| INTEGER I, INCXL, INCYL, IY, J, JX, KX, KY, ML, NL |
| LOGICAL CTRAN, TRAN |
| * .. Intrinsic Functions .. |
| INTRINSIC ABS, DIMAG, DCONJG, MAX, DBLE, SQRT |
| * .. Statement Functions .. |
| DOUBLE PRECISION ABS1 |
| * .. Statement Function definitions .. |
| ABS1( C ) = ABS( DBLE( C ) ) + ABS( DIMAG( C ) ) |
| * .. Executable Statements .. |
| TRAN = TRANS.EQ.'T' |
| CTRAN = TRANS.EQ.'C' |
| IF( TRAN.OR.CTRAN )THEN |
| ML = N |
| NL = M |
| ELSE |
| ML = M |
| NL = N |
| END IF |
| IF( INCX.LT.0 )THEN |
| KX = NL |
| INCXL = -1 |
| ELSE |
| KX = 1 |
| INCXL = 1 |
| END IF |
| IF( INCY.LT.0 )THEN |
| KY = ML |
| INCYL = -1 |
| ELSE |
| KY = 1 |
| INCYL = 1 |
| END IF |
| * |
| * Compute expected result in YT using data in A, X and Y. |
| * Compute gauges in G. |
| * |
| IY = KY |
| DO 40 I = 1, ML |
| YT( IY ) = ZERO |
| G( IY ) = RZERO |
| JX = KX |
| IF( TRAN )THEN |
| DO 10 J = 1, NL |
| YT( IY ) = YT( IY ) + A( J, I )*X( JX ) |
| G( IY ) = G( IY ) + ABS1( A( J, I ) )*ABS1( X( JX ) ) |
| JX = JX + INCXL |
| 10 CONTINUE |
| ELSE IF( CTRAN )THEN |
| DO 20 J = 1, NL |
| YT( IY ) = YT( IY ) + DCONJG( A( J, I ) )*X( JX ) |
| G( IY ) = G( IY ) + ABS1( A( J, I ) )*ABS1( X( JX ) ) |
| JX = JX + INCXL |
| 20 CONTINUE |
| ELSE |
| DO 30 J = 1, NL |
| YT( IY ) = YT( IY ) + A( I, J )*X( JX ) |
| G( IY ) = G( IY ) + ABS1( A( I, J ) )*ABS1( X( JX ) ) |
| JX = JX + INCXL |
| 30 CONTINUE |
| END IF |
| YT( IY ) = ALPHA*YT( IY ) + BETA*Y( IY ) |
| G( IY ) = ABS1( ALPHA )*G( IY ) + ABS1( BETA )*ABS1( Y( IY ) ) |
| IY = IY + INCYL |
| 40 CONTINUE |
| * |
| * Compute the error ratio for this result. |
| * |
| ERR = ZERO |
| DO 50 I = 1, ML |
| ERRI = ABS( YT( I ) - YY( 1 + ( I - 1 )*ABS( INCY ) ) )/EPS |
| IF( G( I ).NE.RZERO ) |
| $ ERRI = ERRI/G( I ) |
| ERR = MAX( ERR, ERRI ) |
| IF( ERR*SQRT( EPS ).GE.RONE ) |
| $ GO TO 60 |
| 50 CONTINUE |
| * If the loop completes, all results are at least half accurate. |
| GO TO 80 |
| * |
| * Report fatal error. |
| * |
| 60 FATAL = .TRUE. |
| WRITE( NOUT, FMT = 9999 ) |
| DO 70 I = 1, ML |
| IF( MV )THEN |
| WRITE( NOUT, FMT = 9998 )I, YT( I ), |
| $ YY( 1 + ( I - 1 )*ABS( INCY ) ) |
| ELSE |
| WRITE( NOUT, FMT = 9998 )I, |
| $ YY( 1 + ( I - 1 )*ABS( INCY ) ), YT( I ) |
| END IF |
| 70 CONTINUE |
| * |
| 80 CONTINUE |
| RETURN |
| * |
| 9999 FORMAT(' ******* FATAL ERROR - COMPUTED RESULT IS LESS THAN HAL', |
| $ 'F ACCURATE *******', /' EXPECTED RE', |
| $ 'SULT COMPUTED RESULT' ) |
| 9998 FORMAT( 1X, I7, 2( ' (', G15.6, ',', G15.6, ')' ) ) |
| * |
| * End of ZMVCH. |
| * |
| END |
| LOGICAL FUNCTION LZE( RI, RJ, LR ) |
| * |
| * Tests if two arrays are identical. |
| * |
| * Auxiliary routine for test program for Level 2 Blas. |
| * |
| * -- Written on 10-August-1987. |
| * Richard Hanson, Sandia National Labs. |
| * Jeremy Du Croz, NAG Central Office. |
| * |
| * .. Scalar Arguments .. |
| INTEGER LR |
| * .. Array Arguments .. |
| COMPLEX*16 RI( * ), RJ( * ) |
| * .. Local Scalars .. |
| INTEGER I |
| * .. Executable Statements .. |
| DO 10 I = 1, LR |
| IF( RI( I ).NE.RJ( I ) ) |
| $ GO TO 20 |
| 10 CONTINUE |
| LZE = .TRUE. |
| GO TO 30 |
| 20 CONTINUE |
| LZE = .FALSE. |
| 30 RETURN |
| * |
| * End of LZE. |
| * |
| END |
| LOGICAL FUNCTION LZERES( TYPE, UPLO, M, N, AA, AS, LDA ) |
| * |
| * Tests if selected elements in two arrays are equal. |
| * |
| * TYPE is 'ge', 'he' or 'hp'. |
| * |
| * Auxiliary routine for test program for Level 2 Blas. |
| * |
| * -- Written on 10-August-1987. |
| * Richard Hanson, Sandia National Labs. |
| * Jeremy Du Croz, NAG Central Office. |
| * |
| * .. Scalar Arguments .. |
| INTEGER LDA, M, N |
| CHARACTER*1 UPLO |
| CHARACTER*2 TYPE |
| * .. Array Arguments .. |
| COMPLEX*16 AA( LDA, * ), AS( LDA, * ) |
| * .. Local Scalars .. |
| INTEGER I, IBEG, IEND, J |
| LOGICAL UPPER |
| * .. Executable Statements .. |
| UPPER = UPLO.EQ.'U' |
| IF( TYPE.EQ.'ge' )THEN |
| DO 20 J = 1, N |
| DO 10 I = M + 1, LDA |
| IF( AA( I, J ).NE.AS( I, J ) ) |
| $ GO TO 70 |
| 10 CONTINUE |
| 20 CONTINUE |
| ELSE IF( TYPE.EQ.'he' )THEN |
| DO 50 J = 1, N |
| IF( UPPER )THEN |
| IBEG = 1 |
| IEND = J |
| ELSE |
| IBEG = J |
| IEND = N |
| END IF |
| DO 30 I = 1, IBEG - 1 |
| IF( AA( I, J ).NE.AS( I, J ) ) |
| $ GO TO 70 |
| 30 CONTINUE |
| DO 40 I = IEND + 1, LDA |
| IF( AA( I, J ).NE.AS( I, J ) ) |
| $ GO TO 70 |
| 40 CONTINUE |
| 50 CONTINUE |
| END IF |
| * |
| 60 CONTINUE |
| LZERES = .TRUE. |
| GO TO 80 |
| 70 CONTINUE |
| LZERES = .FALSE. |
| 80 RETURN |
| * |
| * End of LZERES. |
| * |
| END |
| COMPLEX*16 FUNCTION ZBEG( RESET ) |
| * |
| * Generates complex numbers as pairs of random numbers uniformly |
| * distributed between -0.5 and 0.5. |
| * |
| * Auxiliary routine for test program for Level 2 Blas. |
| * |
| * -- Written on 10-August-1987. |
| * Richard Hanson, Sandia National Labs. |
| * Jeremy Du Croz, NAG Central Office. |
| * |
| * .. Scalar Arguments .. |
| LOGICAL RESET |
| * .. Local Scalars .. |
| INTEGER I, IC, J, MI, MJ |
| * .. Save statement .. |
| SAVE I, IC, J, MI, MJ |
| * .. Intrinsic Functions .. |
| INTRINSIC DCMPLX |
| * .. Executable Statements .. |
| IF( RESET )THEN |
| * Initialize local variables. |
| MI = 891 |
| MJ = 457 |
| I = 7 |
| J = 7 |
| IC = 0 |
| RESET = .FALSE. |
| END IF |
| * |
| * The sequence of values of I or J is bounded between 1 and 999. |
| * If initial I or J = 1,2,3,6,7 or 9, the period will be 50. |
| * If initial I or J = 4 or 8, the period will be 25. |
| * If initial I or J = 5, the period will be 10. |
| * IC is used to break up the period by skipping 1 value of I or J |
| * in 6. |
| * |
| IC = IC + 1 |
| 10 I = I*MI |
| J = J*MJ |
| I = I - 1000*( I/1000 ) |
| J = J - 1000*( J/1000 ) |
| IF( IC.GE.5 )THEN |
| IC = 0 |
| GO TO 10 |
| END IF |
| ZBEG = DCMPLX( ( I - 500 )/1001.0, ( J - 500 )/1001.0 ) |
| RETURN |
| * |
| * End of ZBEG. |
| * |
| END |
| DOUBLE PRECISION FUNCTION DDIFF( X, Y ) |
| * |
| * Auxiliary routine for test program for Level 2 Blas. |
| * |
| * -- Written on 10-August-1987. |
| * Richard Hanson, Sandia National Labs. |
| * |
| * .. Scalar Arguments .. |
| DOUBLE PRECISION X, Y |
| * .. Executable Statements .. |
| DDIFF = X - Y |
| RETURN |
| * |
| * End of DDIFF. |
| * |
| END |
| SUBROUTINE ZMAKE( TYPE, UPLO, DIAG, M, N, A, NMAX, AA, LDA, KL, |
| $ KU, RESET, TRANSL ) |
| * |
| * Generates values for an M by N matrix A within the bandwidth |
| * defined by KL and KU. |
| * Stores the values in the array AA in the data structure required |
| * by the routine, with unwanted elements set to rogue value. |
| * |
| * TYPE is 'ge', 'gb', 'he', 'hb', 'hp', 'tr', 'tb' OR 'tp'. |
| * |
| * Auxiliary routine for test program for Level 2 Blas. |
| * |
| * -- Written on 10-August-1987. |
| * Richard Hanson, Sandia National Labs. |
| * Jeremy Du Croz, NAG Central Office. |
| * |
| * .. Parameters .. |
| COMPLEX*16 ZERO, ONE |
| PARAMETER ( ZERO = ( 0.0D0, 0.0D0 ), |
| $ ONE = ( 1.0D0, 0.0D0 ) ) |
| COMPLEX*16 ROGUE |
| PARAMETER ( ROGUE = ( -1.0D10, 1.0D10 ) ) |
| DOUBLE PRECISION RZERO |
| PARAMETER ( RZERO = 0.0D0 ) |
| DOUBLE PRECISION RROGUE |
| PARAMETER ( RROGUE = -1.0D10 ) |
| * .. Scalar Arguments .. |
| COMPLEX*16 TRANSL |
| INTEGER KL, KU, LDA, M, N, NMAX |
| LOGICAL RESET |
| CHARACTER*1 DIAG, UPLO |
| CHARACTER*2 TYPE |
| * .. Array Arguments .. |
| COMPLEX*16 A( NMAX, * ), AA( * ) |
| * .. Local Scalars .. |
| INTEGER I, I1, I2, I3, IBEG, IEND, IOFF, J, JJ, KK |
| LOGICAL GEN, LOWER, SYM, TRI, UNIT, UPPER |
| * .. External Functions .. |
| COMPLEX*16 ZBEG |
| EXTERNAL ZBEG |
| * .. Intrinsic Functions .. |
| INTRINSIC DCMPLX, DCONJG, MAX, MIN, DBLE |
| * .. Executable Statements .. |
| GEN = TYPE( 1: 1 ).EQ.'g' |
| SYM = TYPE( 1: 1 ).EQ.'h' |
| TRI = TYPE( 1: 1 ).EQ.'t' |
| UPPER = ( SYM.OR.TRI ).AND.UPLO.EQ.'U' |
| LOWER = ( SYM.OR.TRI ).AND.UPLO.EQ.'L' |
| UNIT = TRI.AND.DIAG.EQ.'U' |
| * |
| * Generate data in array A. |
| * |
| DO 20 J = 1, N |
| DO 10 I = 1, M |
| IF( GEN.OR.( UPPER.AND.I.LE.J ).OR.( LOWER.AND.I.GE.J ) ) |
| $ THEN |
| IF( ( I.LE.J.AND.J - I.LE.KU ).OR. |
| $ ( I.GE.J.AND.I - J.LE.KL ) )THEN |
| A( I, J ) = ZBEG( RESET ) + TRANSL |
| ELSE |
| A( I, J ) = ZERO |
| END IF |
| IF( I.NE.J )THEN |
| IF( SYM )THEN |
| A( J, I ) = DCONJG( A( I, J ) ) |
| ELSE IF( TRI )THEN |
| A( J, I ) = ZERO |
| END IF |
| END IF |
| END IF |
| 10 CONTINUE |
| IF( SYM ) |
| $ A( J, J ) = DCMPLX( DBLE( A( J, J ) ), RZERO ) |
| IF( TRI ) |
| $ A( J, J ) = A( J, J ) + ONE |
| IF( UNIT ) |
| $ A( J, J ) = ONE |
| 20 CONTINUE |
| * |
| * Store elements in array AS in data structure required by routine. |
| * |
| IF( TYPE.EQ.'ge' )THEN |
| DO 50 J = 1, N |
| DO 30 I = 1, M |
| AA( I + ( J - 1 )*LDA ) = A( I, J ) |
| 30 CONTINUE |
| DO 40 I = M + 1, LDA |
| AA( I + ( J - 1 )*LDA ) = ROGUE |
| 40 CONTINUE |
| 50 CONTINUE |
| ELSE IF( TYPE.EQ.'gb' )THEN |
| DO 90 J = 1, N |
| DO 60 I1 = 1, KU + 1 - J |
| AA( I1 + ( J - 1 )*LDA ) = ROGUE |
| 60 CONTINUE |
| DO 70 I2 = I1, MIN( KL + KU + 1, KU + 1 + M - J ) |
| AA( I2 + ( J - 1 )*LDA ) = A( I2 + J - KU - 1, J ) |
| 70 CONTINUE |
| DO 80 I3 = I2, LDA |
| AA( I3 + ( J - 1 )*LDA ) = ROGUE |
| 80 CONTINUE |
| 90 CONTINUE |
| ELSE IF( TYPE.EQ.'he'.OR.TYPE.EQ.'tr' )THEN |
| DO 130 J = 1, N |
| IF( UPPER )THEN |
| IBEG = 1 |
| IF( UNIT )THEN |
| IEND = J - 1 |
| ELSE |
| IEND = J |
| END IF |
| ELSE |
| IF( UNIT )THEN |
| IBEG = J + 1 |
| ELSE |
| IBEG = J |
| END IF |
| IEND = N |
| END IF |
| DO 100 I = 1, IBEG - 1 |
| AA( I + ( J - 1 )*LDA ) = ROGUE |
| 100 CONTINUE |
| DO 110 I = IBEG, IEND |
| AA( I + ( J - 1 )*LDA ) = A( I, J ) |
| 110 CONTINUE |
| DO 120 I = IEND + 1, LDA |
| AA( I + ( J - 1 )*LDA ) = ROGUE |
| 120 CONTINUE |
| IF( SYM )THEN |
| JJ = J + ( J - 1 )*LDA |
| AA( JJ ) = DCMPLX( DBLE( AA( JJ ) ), RROGUE ) |
| END IF |
| 130 CONTINUE |
| ELSE IF( TYPE.EQ.'hb'.OR.TYPE.EQ.'tb' )THEN |
| DO 170 J = 1, N |
| IF( UPPER )THEN |
| KK = KL + 1 |
| IBEG = MAX( 1, KL + 2 - J ) |
| IF( UNIT )THEN |
| IEND = KL |
| ELSE |
| IEND = KL + 1 |
| END IF |
| ELSE |
| KK = 1 |
| IF( UNIT )THEN |
| IBEG = 2 |
| ELSE |
| IBEG = 1 |
| END IF |
| IEND = MIN( KL + 1, 1 + M - J ) |
| END IF |
| DO 140 I = 1, IBEG - 1 |
| AA( I + ( J - 1 )*LDA ) = ROGUE |
| 140 CONTINUE |
| DO 150 I = IBEG, IEND |
| AA( I + ( J - 1 )*LDA ) = A( I + J - KK, J ) |
| 150 CONTINUE |
| DO 160 I = IEND + 1, LDA |
| AA( I + ( J - 1 )*LDA ) = ROGUE |
| 160 CONTINUE |
| IF( SYM )THEN |
| JJ = KK + ( J - 1 )*LDA |
| AA( JJ ) = DCMPLX( DBLE( AA( JJ ) ), RROGUE ) |
| END IF |
| 170 CONTINUE |
| ELSE IF( TYPE.EQ.'hp'.OR.TYPE.EQ.'tp' )THEN |
| IOFF = 0 |
| DO 190 J = 1, N |
| IF( UPPER )THEN |
| IBEG = 1 |
| IEND = J |
| ELSE |
| IBEG = J |
| IEND = N |
| END IF |
| DO 180 I = IBEG, IEND |
| IOFF = IOFF + 1 |
| AA( IOFF ) = A( I, J ) |
| IF( I.EQ.J )THEN |
| IF( UNIT ) |
| $ AA( IOFF ) = ROGUE |
| IF( SYM ) |
| $ AA( IOFF ) = DCMPLX( DBLE( AA( IOFF ) ), RROGUE ) |
| END IF |
| 180 CONTINUE |
| 190 CONTINUE |
| END IF |
| RETURN |
| * |
| * End of ZMAKE. |
| * |
| END |