diff options
| author |  Gael Guennebaud <g.gael@free.fr> | 2010-10-14 13:46:01 +0200 |
|---|---|---|
| committer | Gael Guennebaud <g.gael@free.fr> | 2010-10-14 13:46:01 +0200 |
| commit | e85a3857f03eb16b2ff74f34b99dbbb0c69ecc7b (patch) | |
| tree | 71c1f4b5da48ede3a98e1d21c824396fb8edb5ad /blas/testing/dblat3.f | |
| parent | 0cae73d1eb55cce447547c400e82eb38cb6d0b0c (diff) | |
import BLAS test suite
Diffstat (limited to 'blas/testing/dblat3.f')
| -rw-r--r-- | blas/testing/dblat3.f | 2823 |
1 files changed, 2823 insertions, 0 deletions
diff --git a/blas/testing/dblat3.f b/blas/testing/dblat3.f new file mode 100644 index 000000000..082e03e5e --- /dev/null +++ b/blas/testing/dblat3.f @@ -0,0 +1,2823 @@ + PROGRAM DBLAT3 +* +* Test program for the DOUBLE PRECISION Level 3 Blas. +* +* The program must be driven by a short data file. The first 14 records +* of the file are read using list-directed input, the last 6 records +* are read using the format ( A6, L2 ). An annotated example of a data +* file can be obtained by deleting the first 3 characters from the +* following 20 lines: +* 'DBLAT3.SUMM' NAME OF SUMMARY OUTPUT FILE +* 6 UNIT NUMBER OF SUMMARY FILE +* 'DBLAT3.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. +* 16.0 THRESHOLD VALUE OF TEST RATIO +* 6 NUMBER OF VALUES OF N +* 0 1 2 3 5 9 VALUES OF N +* 3 NUMBER OF VALUES OF ALPHA +* 0.0 1.0 0.7 VALUES OF ALPHA +* 3 NUMBER OF VALUES OF BETA +* 0.0 1.0 1.3 VALUES OF BETA +* DGEMM T PUT F FOR NO TEST. SAME COLUMNS. +* DSYMM T PUT F FOR NO TEST. SAME COLUMNS. +* DTRMM T PUT F FOR NO TEST. SAME COLUMNS. +* DTRSM T PUT F FOR NO TEST. SAME COLUMNS. +* DSYRK T PUT F FOR NO TEST. SAME COLUMNS. +* DSYR2K T PUT F FOR NO TEST. SAME COLUMNS. +* +* See: +* +* Dongarra J. J., Du Croz J. J., Duff I. S. and Hammarling S. +* A Set of Level 3 Basic Linear Algebra Subprograms. +* +* Technical Memorandum No.88 (Revision 1), Mathematics and +* Computer Science Division, Argonne National Laboratory, 9700 +* South Cass Avenue, Argonne, Illinois 60439, US. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Parameters .. + INTEGER NIN + PARAMETER ( NIN = 5 ) + INTEGER NSUBS + PARAMETER ( NSUBS = 6 ) + DOUBLE PRECISION ZERO, HALF, ONE + PARAMETER ( ZERO = 0.0D0, HALF = 0.5D0, ONE = 1.0D0 ) + INTEGER NMAX + PARAMETER ( NMAX = 65 ) + INTEGER NIDMAX, NALMAX, NBEMAX + PARAMETER ( NIDMAX = 9, NALMAX = 7, NBEMAX = 7 ) +* .. Local Scalars .. + DOUBLE PRECISION EPS, ERR, THRESH + INTEGER I, ISNUM, J, N, NALF, NBET, NIDIM, NOUT, NTRA + LOGICAL FATAL, LTESTT, REWI, SAME, SFATAL, TRACE, + $ TSTERR + CHARACTER*1 TRANSA, TRANSB + CHARACTER*6 SNAMET + CHARACTER*32 SNAPS, SUMMRY +* .. Local Arrays .. + DOUBLE PRECISION AA( NMAX*NMAX ), AB( NMAX, 2*NMAX ), + $ ALF( NALMAX ), AS( NMAX*NMAX ), + $ BB( NMAX*NMAX ), BET( NBEMAX ), + $ BS( NMAX*NMAX ), C( NMAX, NMAX ), + $ CC( NMAX*NMAX ), CS( NMAX*NMAX ), CT( NMAX ), + $ G( NMAX ), W( 2*NMAX ) + INTEGER IDIM( NIDMAX ) + LOGICAL LTEST( NSUBS ) + CHARACTER*6 SNAMES( NSUBS ) +* .. External Functions .. + DOUBLE PRECISION DDIFF + LOGICAL LDE + EXTERNAL DDIFF, LDE +* .. External Subroutines .. + EXTERNAL DCHK1, DCHK2, DCHK3, DCHK4, DCHK5, DCHKE, DMMCH +* .. Intrinsic Functions .. + INTRINSIC MAX, MIN +* .. Scalars in Common .. + INTEGER INFOT, NOUTC + LOGICAL LERR, OK + CHARACTER*6 SRNAMT +* .. Common blocks .. + COMMON /INFOC/INFOT, NOUTC, OK, LERR + COMMON /SRNAMC/SRNAMT +* .. Data statements .. + DATA SNAMES/'DGEMM ', 'DSYMM ', 'DTRMM ', 'DTRSM ', + $ 'DSYRK ', 'DSYR2K'/ +* .. Executable Statements .. +* +* Read name and unit number for summary output file and open file. +* + READ( NIN, FMT = * )SUMMRY + READ( NIN, FMT = * )NOUT + OPEN( NOUT, FILE = SUMMRY, STATUS = 'NEW' ) + NOUTC = NOUT +* +* Read name and unit number for snapshot output file and open file. +* + READ( NIN, FMT = * )SNAPS + READ( NIN, FMT = * )NTRA + TRACE = NTRA.GE.0 + IF( TRACE )THEN + OPEN( NTRA, FILE = SNAPS, STATUS = 'NEW' ) + 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 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 220 + 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 220 + END IF + 10 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 220 + 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 220 + END IF + READ( NIN, FMT = * )( BET( I ), I = 1, NBET ) +* +* Report values of parameters. +* + WRITE( NOUT, FMT = 9995 ) + WRITE( NOUT, FMT = 9994 )( IDIM( I ), I = 1, NIDIM ) + WRITE( NOUT, FMT = 9993 )( ALF( I ), I = 1, NALF ) + WRITE( NOUT, FMT = 9992 )( BET( I ), I = 1, NBET ) + IF( .NOT.TSTERR )THEN + WRITE( NOUT, FMT = * ) + WRITE( NOUT, FMT = 9984 ) + END IF + WRITE( NOUT, FMT = * ) + WRITE( NOUT, FMT = 9999 )THRESH + WRITE( NOUT, FMT = * ) +* +* Read names of subroutines and flags which indicate +* whether they are to be tested. +* + DO 20 I = 1, NSUBS + LTEST( I ) = .FALSE. + 20 CONTINUE + 30 READ( NIN, FMT = 9988, END = 60 )SNAMET, LTESTT + DO 40 I = 1, NSUBS + IF( SNAMET.EQ.SNAMES( I ) ) + $ GO TO 50 + 40 CONTINUE + WRITE( NOUT, FMT = 9990 )SNAMET + STOP + 50 LTEST( I ) = LTESTT + GO TO 30 +* + 60 CONTINUE + CLOSE ( NIN ) +* +* Compute EPS (the machine precision). +* + EPS = ONE + 70 CONTINUE + IF( DDIFF( ONE + EPS, ONE ).EQ.ZERO ) + $ GO TO 80 + EPS = HALF*EPS + GO TO 70 + 80 CONTINUE + EPS = EPS + EPS + WRITE( NOUT, FMT = 9998 )EPS +* +* Check the reliability of DMMCH using exact data. +* + N = MIN( 32, NMAX ) + DO 100 J = 1, N + DO 90 I = 1, N + AB( I, J ) = MAX( I - J + 1, 0 ) + 90 CONTINUE + AB( J, NMAX + 1 ) = J + AB( 1, NMAX + J ) = J + C( J, 1 ) = ZERO + 100 CONTINUE + DO 110 J = 1, N + CC( J ) = J*( ( J + 1 )*J )/2 - ( ( J + 1 )*J*( J - 1 ) )/3 + 110 CONTINUE +* CC holds the exact result. On exit from DMMCH CT holds +* the result computed by DMMCH. + TRANSA = 'N' + TRANSB = 'N' + CALL DMMCH( TRANSA, TRANSB, N, 1, N, ONE, AB, NMAX, + $ AB( 1, NMAX + 1 ), NMAX, ZERO, C, NMAX, CT, G, CC, + $ NMAX, EPS, ERR, FATAL, NOUT, .TRUE. ) + SAME = LDE( CC, CT, N ) + IF( .NOT.SAME.OR.ERR.NE.ZERO )THEN + WRITE( NOUT, FMT = 9989 )TRANSA, TRANSB, SAME, ERR + STOP + END IF + TRANSB = 'T' + CALL DMMCH( TRANSA, TRANSB, N, 1, N, ONE, AB, NMAX, + $ AB( 1, NMAX + 1 ), NMAX, ZERO, C, NMAX, CT, G, CC, + $ NMAX, EPS, ERR, FATAL, NOUT, .TRUE. ) + SAME = LDE( CC, CT, N ) + IF( .NOT.SAME.OR.ERR.NE.ZERO )THEN + WRITE( NOUT, FMT = 9989 )TRANSA, TRANSB, SAME, ERR + STOP + END IF + DO 120 J = 1, N + AB( J, NMAX + 1 ) = N - J + 1 + AB( 1, NMAX + J ) = N - J + 1 + 120 CONTINUE + DO 130 J = 1, N + CC( N - J + 1 ) = J*( ( J + 1 )*J )/2 - + $ ( ( J + 1 )*J*( J - 1 ) )/3 + 130 CONTINUE + TRANSA = 'T' + TRANSB = 'N' + CALL DMMCH( TRANSA, TRANSB, N, 1, N, ONE, AB, NMAX, + $ AB( 1, NMAX + 1 ), NMAX, ZERO, C, NMAX, CT, G, CC, + $ NMAX, EPS, ERR, FATAL, NOUT, .TRUE. ) + SAME = LDE( CC, CT, N ) + IF( .NOT.SAME.OR.ERR.NE.ZERO )THEN + WRITE( NOUT, FMT = 9989 )TRANSA, TRANSB, SAME, ERR + STOP + END IF + TRANSB = 'T' + CALL DMMCH( TRANSA, TRANSB, N, 1, N, ONE, AB, NMAX, + $ AB( 1, NMAX + 1 ), NMAX, ZERO, C, NMAX, CT, G, CC, + $ NMAX, EPS, ERR, FATAL, NOUT, .TRUE. ) + SAME = LDE( CC, CT, N ) + IF( .NOT.SAME.OR.ERR.NE.ZERO )THEN + WRITE( NOUT, FMT = 9989 )TRANSA, TRANSB, SAME, ERR + STOP + END IF +* +* Test each subroutine in turn. +* + DO 200 ISNUM = 1, NSUBS + WRITE( NOUT, FMT = * ) + IF( .NOT.LTEST( ISNUM ) )THEN +* Subprogram is not to be tested. + WRITE( NOUT, FMT = 9987 )SNAMES( ISNUM ) + ELSE + SRNAMT = SNAMES( ISNUM ) +* Test error exits. + IF( TSTERR )THEN + CALL DCHKE( ISNUM, SNAMES( ISNUM ), NOUT ) + WRITE( NOUT, FMT = * ) + END IF +* Test computations. + INFOT = 0 + OK = .TRUE. + FATAL = .FALSE. + GO TO ( 140, 150, 160, 160, 170, 180 )ISNUM +* Test DGEMM, 01. + 140 CALL DCHK1( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, + $ REWI, FATAL, NIDIM, IDIM, NALF, ALF, NBET, BET, + $ NMAX, AB, AA, AS, AB( 1, NMAX + 1 ), BB, BS, C, + $ CC, CS, CT, G ) + GO TO 190 +* Test DSYMM, 02. + 150 CALL DCHK2( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, + $ REWI, FATAL, NIDIM, IDIM, NALF, ALF, NBET, BET, + $ NMAX, AB, AA, AS, AB( 1, NMAX + 1 ), BB, BS, C, + $ CC, CS, CT, G ) + GO TO 190 +* Test DTRMM, 03, DTRSM, 04. + 160 CALL DCHK3( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, + $ REWI, FATAL, NIDIM, IDIM, NALF, ALF, NMAX, AB, + $ AA, AS, AB( 1, NMAX + 1 ), BB, BS, CT, G, C ) + GO TO 190 +* Test DSYRK, 05. + 170 CALL DCHK4( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, + $ REWI, FATAL, NIDIM, IDIM, NALF, ALF, NBET, BET, + $ NMAX, AB, AA, AS, AB( 1, NMAX + 1 ), BB, BS, C, + $ CC, CS, CT, G ) + GO TO 190 +* Test DSYR2K, 06. + 180 CALL DCHK5( SNAMES( ISNUM ), EPS, THRESH, NOUT, NTRA, TRACE, + $ REWI, FATAL, NIDIM, IDIM, NALF, ALF, NBET, BET, + $ NMAX, AB, AA, AS, BB, BS, C, CC, CS, CT, G, W ) + GO TO 190 +* + 190 IF( FATAL.AND.SFATAL ) + $ GO TO 210 + END IF + 200 CONTINUE + WRITE( NOUT, FMT = 9986 ) + GO TO 230 +* + 210 CONTINUE + WRITE( NOUT, FMT = 9985 ) + GO TO 230 +* + 220 CONTINUE + WRITE( NOUT, FMT = 9991 ) +* + 230 CONTINUE + IF( TRACE ) + $ CLOSE ( NTRA ) + CLOSE ( NOUT ) + STOP +* + 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, D9.1 ) + 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( ' TESTS OF THE DOUBLE PRECISION LEVEL 3 BLAS', //' THE F', + $ 'OLLOWING PARAMETER VALUES WILL BE USED:' ) + 9994 FORMAT( ' FOR N ', 9I6 ) + 9993 FORMAT( ' FOR ALPHA ', 7F6.1 ) + 9992 FORMAT( ' FOR BETA ', 7F6.1 ) + 9991 FORMAT( ' AMEND DATA FILE OR INCREASE ARRAY SIZES IN PROGRAM', + $ /' ******* TESTS ABANDONED *******' ) + 9990 FORMAT( ' SUBPROGRAM NAME ', A6, ' NOT RECOGNIZED', /' ******* T', + $ 'ESTS ABANDONED *******' ) + 9989 FORMAT( ' ERROR IN DMMCH - IN-LINE DOT PRODUCTS ARE BEING EVALU', + $ 'ATED WRONGLY.', /' DMMCH WAS CALLED WITH TRANSA = ', A1, + $ ' AND TRANSB = ', A1, /' AND RETURNED SAME = ', L1, ' AND ', + $ 'ERR = ', F12.3, '.', /' THIS MAY BE DUE TO FAULTS IN THE ', + $ 'ARITHMETIC OR THE COMPILER.', /' ******* TESTS ABANDONED ', + $ '*******' ) + 9988 FORMAT( A6, L2 ) + 9987 FORMAT( 1X, A6, ' WAS NOT TESTED' ) + 9986 FORMAT( /' END OF TESTS' ) + 9985 FORMAT( /' ******* FATAL ERROR - TESTS ABANDONED *******' ) + 9984 FORMAT( ' ERROR-EXITS WILL NOT BE TESTED' ) +* +* End of DBLAT3. +* + END + SUBROUTINE DCHK1( SNAME, EPS, THRESH, NOUT, NTRA, TRACE, REWI, + $ FATAL, NIDIM, IDIM, NALF, ALF, NBET, BET, NMAX, + $ A, AA, AS, B, BB, BS, C, CC, CS, CT, G ) +* +* Tests DGEMM. +* +* Auxiliary routine for test program for Level 3 Blas. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Parameters .. + DOUBLE PRECISION ZERO + PARAMETER ( ZERO = 0.0D0 ) +* .. Scalar Arguments .. + DOUBLE PRECISION EPS, THRESH + INTEGER NALF, NBET, NIDIM, NMAX, NOUT, NTRA + LOGICAL FATAL, REWI, TRACE + CHARACTER*6 SNAME +* .. Array Arguments .. + DOUBLE PRECISION A( NMAX, NMAX ), AA( NMAX*NMAX ), ALF( NALF ), + $ AS( NMAX*NMAX ), B( NMAX, NMAX ), + $ BB( NMAX*NMAX ), BET( NBET ), BS( NMAX*NMAX ), + $ C( NMAX, NMAX ), CC( NMAX*NMAX ), + $ CS( NMAX*NMAX ), CT( NMAX ), G( NMAX ) + INTEGER IDIM( NIDIM ) +* .. Local Scalars .. + DOUBLE PRECISION ALPHA, ALS, BETA, BLS, ERR, ERRMAX + INTEGER I, IA, IB, ICA, ICB, IK, IM, IN, K, KS, LAA, + $ LBB, LCC, LDA, LDAS, LDB, LDBS, LDC, LDCS, M, + $ MA, MB, MS, N, NA, NARGS, NB, NC, NS + LOGICAL NULL, RESET, SAME, TRANA, TRANB + CHARACTER*1 TRANAS, TRANBS, TRANSA, TRANSB + CHARACTER*3 ICH +* .. Local Arrays .. + LOGICAL ISAME( 13 ) +* .. External Functions .. + LOGICAL LDE, LDERES + EXTERNAL LDE, LDERES +* .. External Subroutines .. + EXTERNAL DGEMM, DMAKE, DMMCH +* .. Intrinsic Functions .. + INTRINSIC MAX +* .. Scalars in Common .. + INTEGER INFOT, NOUTC + LOGICAL LERR, OK +* .. Common blocks .. + COMMON /INFOC/INFOT, NOUTC, OK, LERR +* .. Data statements .. + DATA ICH/'NTC'/ +* .. Executable Statements .. +* + NARGS = 13 + NC = 0 + RESET = .TRUE. + ERRMAX = ZERO +* + DO 110 IM = 1, NIDIM + M = IDIM( IM ) +* + DO 100 IN = 1, NIDIM + N = IDIM( IN ) +* Set LDC to 1 more than minimum value if room. + LDC = M + IF( LDC.LT.NMAX ) + $ LDC = LDC + 1 +* Skip tests if not enough room. + IF( LDC.GT.NMAX ) + $ GO TO 100 + LCC = LDC*N + NULL = N.LE.0.OR.M.LE.0 +* + DO 90 IK = 1, NIDIM + K = IDIM( IK ) +* + DO 80 ICA = 1, 3 + TRANSA = ICH( ICA: ICA ) + TRANA = TRANSA.EQ.'T'.OR.TRANSA.EQ.'C' +* + IF( TRANA )THEN + MA = K + NA = M + ELSE + MA = M + NA = K + END IF +* Set LDA to 1 more than minimum value if room. + LDA = MA + IF( LDA.LT.NMAX ) + $ LDA = LDA + 1 +* Skip tests if not enough room. + IF( LDA.GT.NMAX ) + $ GO TO 80 + LAA = LDA*NA +* +* Generate the matrix A. +* + CALL DMAKE( 'GE', ' ', ' ', MA, NA, A, NMAX, AA, LDA, + $ RESET, ZERO ) +* + DO 70 ICB = 1, 3 + TRANSB = ICH( ICB: ICB ) + TRANB = TRANSB.EQ.'T'.OR.TRANSB.EQ.'C' +* + IF( TRANB )THEN + MB = N + NB = K + ELSE + MB = K + NB = N + END IF +* Set LDB to 1 more than minimum value if room. + LDB = MB + IF( LDB.LT.NMAX ) + $ LDB = LDB + 1 +* Skip tests if not enough room. + IF( LDB.GT.NMAX ) + $ GO TO 70 + LBB = LDB*NB +* +* Generate the matrix B. +* + CALL DMAKE( 'GE', ' ', ' ', MB, NB, B, NMAX, BB, + $ LDB, RESET, ZERO ) +* + DO 60 IA = 1, NALF + ALPHA = ALF( IA ) +* + DO 50 IB = 1, NBET + BETA = BET( IB ) +* +* Generate the matrix C. +* + CALL DMAKE( 'GE', ' ', ' ', M, N, C, NMAX, + $ CC, LDC, RESET, ZERO ) +* + NC = NC + 1 +* +* Save every datum before calling the +* subroutine. +* + TRANAS = TRANSA + TRANBS = TRANSB + MS = M + NS = N + KS = K + ALS = ALPHA + DO 10 I = 1, LAA + AS( I ) = AA( I ) + 10 CONTINUE + LDAS = LDA + DO 20 I = 1, LBB + BS( I ) = BB( I ) + 20 CONTINUE + LDBS = LDB + BLS = BETA + DO 30 I = 1, LCC + CS( I ) = CC( I ) + 30 CONTINUE + LDCS = LDC +* +* Call the subroutine. +* + IF( TRACE ) + $ WRITE( NTRA, FMT = 9995 )NC, SNAME, + $ TRANSA, TRANSB, M, N, K, ALPHA, LDA, LDB, + $ BETA, LDC + IF( REWI ) + $ REWIND NTRA + CALL DGEMM( TRANSA, TRANSB, M, N, K, ALPHA, + $ AA, LDA, BB, LDB, BETA, CC, LDC ) +* +* Check if error-exit was taken incorrectly. +* + IF( .NOT.OK )THEN + WRITE( NOUT, FMT = 9994 ) + FATAL = .TRUE. + GO TO 120 + END IF +* +* See what data changed inside subroutines. +* + ISAME( 1 ) = TRANSA.EQ.TRANAS + ISAME( 2 ) = TRANSB.EQ.TRANBS + ISAME( 3 ) = MS.EQ.M + ISAME( 4 ) = NS.EQ.N + ISAME( 5 ) = KS.EQ.K + ISAME( 6 ) = ALS.EQ.ALPHA + ISAME( 7 ) = LDE( AS, AA, LAA ) + ISAME( 8 ) = LDAS.EQ.LDA + ISAME( 9 ) = LDE( BS, BB, LBB ) + ISAME( 10 ) = LDBS.EQ.LDB + ISAME( 11 ) = BLS.EQ.BETA + IF( NULL )THEN + ISAME( 12 ) = LDE( CS, CC, LCC ) + ELSE + ISAME( 12 ) = LDERES( 'GE', ' ', M, N, CS, + $ CC, LDC ) + END IF + ISAME( 13 ) = LDCS.EQ.LDC +* +* 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 DMMCH( TRANSA, TRANSB, M, N, K, + $ ALPHA, A, NMAX, B, NMAX, BETA, + $ C, NMAX, CT, G, CC, LDC, EPS, + $ ERR, FATAL, NOUT, .TRUE. ) + ERRMAX = MAX( ERRMAX, ERR ) +* If got really bad answer, report and +* return. + IF( FATAL ) + $ GO TO 120 + 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 + WRITE( NOUT, FMT = 9995 )NC, SNAME, TRANSA, TRANSB, M, N, K, + $ ALPHA, LDA, LDB, BETA, LDC +* + 130 CONTINUE + RETURN +* + 9999 FORMAT( ' ', A6, ' PASSED THE COMPUTATIONAL TESTS (', I6, ' CALL', + $ 'S)' ) + 9998 FORMAT( ' ******* FATAL ERROR - PARAMETER NUMBER ', I2, ' WAS CH', + $ 'ANGED INCORRECTLY *******' ) + 9997 FORMAT( ' ', A6, ' COMPLETED THE COMPUTATIONAL TESTS (', I6, ' C', + $ 'ALLS)', /' ******* BUT WITH MAXIMUM TEST RATIO', F8.2, + $ ' - SUSPECT *******' ) + 9996 FORMAT( ' ******* ', A6, ' FAILED ON CALL NUMBER:' ) + 9995 FORMAT( 1X, I6, ': ', A6, '(''', A1, ''',''', A1, ''',', + $ 3( I3, ',' ), F4.1, ', A,', I3, ', B,', I3, ',', F4.1, ', ', + $ 'C,', I3, ').' ) + 9994 FORMAT( ' ******* FATAL ERROR - ERROR-EXIT TAKEN ON VALID CALL *', + $ '******' ) +* +* End of DCHK1. +* + END + SUBROUTINE DCHK2( SNAME, EPS, THRESH, NOUT, NTRA, TRACE, REWI, + $ FATAL, NIDIM, IDIM, NALF, ALF, NBET, BET, NMAX, + $ A, AA, AS, B, BB, BS, C, CC, CS, CT, G ) +* +* Tests DSYMM. +* +* Auxiliary routine for test program for Level 3 Blas. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Parameters .. + DOUBLE PRECISION ZERO + PARAMETER ( ZERO = 0.0D0 ) +* .. Scalar Arguments .. + DOUBLE PRECISION EPS, THRESH + INTEGER NALF, NBET, NIDIM, NMAX, NOUT, NTRA + LOGICAL FATAL, REWI, TRACE + CHARACTER*6 SNAME +* .. Array Arguments .. + DOUBLE PRECISION A( NMAX, NMAX ), AA( NMAX*NMAX ), ALF( NALF ), + $ AS( NMAX*NMAX ), B( NMAX, NMAX ), + $ BB( NMAX*NMAX ), BET( NBET ), BS( NMAX*NMAX ), + $ C( NMAX, NMAX ), CC( NMAX*NMAX ), + $ CS( NMAX*NMAX ), CT( NMAX ), G( NMAX ) + INTEGER IDIM( NIDIM ) +* .. Local Scalars .. + DOUBLE PRECISION ALPHA, ALS, BETA, BLS, ERR, ERRMAX + INTEGER I, IA, IB, ICS, ICU, IM, IN, LAA, LBB, LCC, + $ LDA, LDAS, LDB, LDBS, LDC, LDCS, M, MS, N, NA, + $ NARGS, NC, NS + LOGICAL LEFT, NULL, RESET, SAME + CHARACTER*1 SIDE, SIDES, UPLO, UPLOS + CHARACTER*2 ICHS, ICHU +* .. Local Arrays .. + LOGICAL ISAME( 13 ) +* .. External Functions .. + LOGICAL LDE, LDERES + EXTERNAL LDE, LDERES +* .. External Subroutines .. + EXTERNAL DMAKE, DMMCH, DSYMM +* .. Intrinsic Functions .. + INTRINSIC MAX +* .. Scalars in Common .. + INTEGER INFOT, NOUTC + LOGICAL LERR, OK +* .. Common blocks .. + COMMON /INFOC/INFOT, NOUTC, OK, LERR +* .. Data statements .. + DATA ICHS/'LR'/, ICHU/'UL'/ +* .. Executable Statements .. +* + NARGS = 12 + NC = 0 + RESET = .TRUE. + ERRMAX = ZERO +* + DO 100 IM = 1, NIDIM + M = IDIM( IM ) +* + DO 90 IN = 1, NIDIM + N = IDIM( IN ) +* Set LDC to 1 more than minimum value if room. + LDC = M + IF( LDC.LT.NMAX ) + $ LDC = LDC + 1 +* Skip tests if not enough room. + IF( LDC.GT.NMAX ) + $ GO TO 90 + LCC = LDC*N + NULL = N.LE.0.OR.M.LE.0 +* +* Set LDB to 1 more than minimum value if room. + LDB = M + IF( LDB.LT.NMAX ) + $ LDB = LDB + 1 +* Skip tests if not enough room. + IF( LDB.GT.NMAX ) + $ GO TO 90 + LBB = LDB*N +* +* Generate the matrix B. +* + CALL DMAKE( 'GE', ' ', ' ', M, N, B, NMAX, BB, LDB, RESET, + $ ZERO ) +* + DO 80 ICS = 1, 2 + SIDE = ICHS( ICS: ICS ) + LEFT = SIDE.EQ.'L' +* + IF( LEFT )THEN + NA = M + ELSE + NA = N + END IF +* Set LDA to 1 more than minimum value if room. + LDA = NA + IF( LDA.LT.NMAX ) + $ LDA = LDA + 1 +* Skip tests if not enough room. + IF( LDA.GT.NMAX ) + $ GO TO 80 + LAA = LDA*NA +* + DO 70 ICU = 1, 2 + UPLO = ICHU( ICU: ICU ) +* +* Generate the symmetric matrix A. +* + CALL DMAKE( 'SY', UPLO, ' ', NA, NA, A, NMAX, AA, LDA, + $ RESET, ZERO ) +* + DO 60 IA = 1, NALF + ALPHA = ALF( IA ) +* + DO 50 IB = 1, NBET + BETA = BET( IB ) +* +* Generate the matrix C. +* + CALL DMAKE( 'GE', ' ', ' ', M, N, C, NMAX, CC, + $ LDC, RESET, ZERO ) +* + NC = NC + 1 +* +* Save every datum before calling the +* subroutine. +* + SIDES = SIDE + UPLOS = UPLO + MS = M + NS = N + ALS = ALPHA + DO 10 I = 1, LAA + AS( I ) = AA( I ) + 10 CONTINUE + LDAS = LDA + DO 20 I = 1, LBB + BS( I ) = BB( I ) + 20 CONTINUE + LDBS = LDB + BLS = BETA + DO 30 I = 1, LCC + CS( I ) = CC( I ) + 30 CONTINUE + LDCS = LDC +* +* Call the subroutine. +* + IF( TRACE ) + $ WRITE( NTRA, FMT = 9995 )NC, SNAME, SIDE, + $ UPLO, M, N, ALPHA, LDA, LDB, BETA, LDC + IF( REWI ) + $ REWIND NTRA + CALL DSYMM( SIDE, UPLO, M, N, ALPHA, AA, LDA, + $ BB, LDB, BETA, CC, LDC ) +* +* Check if error-exit was taken incorrectly. +* + IF( .NOT.OK )THEN + WRITE( NOUT, FMT = 9994 ) + FATAL = .TRUE. + GO TO 110 + END IF +* +* See what data changed inside subroutines. +* + ISAME( 1 ) = SIDES.EQ.SIDE + ISAME( 2 ) = UPLOS.EQ.UPLO + ISAME( 3 ) = MS.EQ.M + ISAME( 4 ) = NS.EQ.N + ISAME( 5 ) = ALS.EQ.ALPHA + ISAME( 6 ) = LDE( AS, AA, LAA ) + ISAME( 7 ) = LDAS.EQ.LDA + ISAME( 8 ) = LDE( BS, BB, LBB ) + ISAME( 9 ) = LDBS.EQ.LDB + ISAME( 10 ) = BLS.EQ.BETA + IF( NULL )THEN + ISAME( 11 ) = LDE( CS, CC, LCC ) + ELSE + ISAME( 11 ) = LDERES( 'GE', ' ', M, N, CS, + $ CC, LDC ) + END IF + ISAME( 12 ) = LDCS.EQ.LDC +* +* 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 110 + END IF +* + IF( .NOT.NULL )THEN +* +* Check the result. +* + IF( LEFT )THEN + CALL DMMCH( 'N', 'N', M, N, M, ALPHA, A, + $ NMAX, B, NMAX, BETA, C, NMAX, + $ CT, G, CC, LDC, EPS, ERR, + $ FATAL, NOUT, .TRUE. ) + ELSE + CALL DMMCH( 'N', 'N', M, N, N, ALPHA, B, + $ NMAX, A, NMAX, BETA, C, NMAX, + $ CT, G, CC, LDC, EPS, ERR, + $ FATAL, NOUT, .TRUE. ) + END IF + ERRMAX = MAX( ERRMAX, ERR ) +* If got really bad answer, report and +* return. + IF( FATAL ) + $ GO TO 110 + END IF +* + 50 CONTINUE +* + 60 CONTINUE +* + 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 120 +* + 110 CONTINUE + WRITE( NOUT, FMT = 9996 )SNAME + WRITE( NOUT, FMT = 9995 )NC, SNAME, SIDE, UPLO, M, N, ALPHA, LDA, + $ LDB, BETA, LDC +* + 120 CONTINUE + RETURN +* + 9999 FORMAT( ' ', A6, ' PASSED THE COMPUTATIONAL TESTS (', I6, ' CALL', + $ 'S)' ) + 9998 FORMAT( ' ******* FATAL ERROR - PARAMETER NUMBER ', I2, ' WAS CH', + $ 'ANGED INCORRECTLY *******' ) + 9997 FORMAT( ' ', A6, ' COMPLETED THE COMPUTATIONAL TESTS (', I6, ' C', + $ 'ALLS)', /' ******* BUT WITH MAXIMUM TEST RATIO', F8.2, + $ ' - SUSPECT *******' ) + 9996 FORMAT( ' ******* ', A6, ' FAILED ON CALL NUMBER:' ) + 9995 FORMAT( 1X, I6, ': ', A6, '(', 2( '''', A1, ''',' ), 2( I3, ',' ), + $ F4.1, ', A,', I3, ', B,', I3, ',', F4.1, ', C,', I3, ') ', + $ ' .' ) + 9994 FORMAT( ' ******* FATAL ERROR - ERROR-EXIT TAKEN ON VALID CALL *', + $ '******' ) +* +* End of DCHK2. +* + END + SUBROUTINE DCHK3( SNAME, EPS, THRESH, NOUT, NTRA, TRACE, REWI, + $ FATAL, NIDIM, IDIM, NALF, ALF, NMAX, A, AA, AS, + $ B, BB, BS, CT, G, C ) +* +* Tests DTRMM and DTRSM. +* +* Auxiliary routine for test program for Level 3 Blas. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Parameters .. + DOUBLE PRECISION ZERO, ONE + PARAMETER ( ZERO = 0.0D0, ONE = 1.0D0 ) +* .. Scalar Arguments .. + DOUBLE PRECISION EPS, THRESH + INTEGER NALF, NIDIM, NMAX, NOUT, NTRA + LOGICAL FATAL, REWI, TRACE + CHARACTER*6 SNAME +* .. Array Arguments .. + DOUBLE PRECISION A( NMAX, NMAX ), AA( NMAX*NMAX ), ALF( NALF ), + $ AS( NMAX*NMAX ), B( NMAX, NMAX ), + $ BB( NMAX*NMAX ), BS( NMAX*NMAX ), + $ C( NMAX, NMAX ), CT( NMAX ), G( NMAX ) + INTEGER IDIM( NIDIM ) +* .. Local Scalars .. + DOUBLE PRECISION ALPHA, ALS, ERR, ERRMAX + INTEGER I, IA, ICD, ICS, ICT, ICU, IM, IN, J, LAA, LBB, + $ LDA, LDAS, LDB, LDBS, M, MS, N, NA, NARGS, NC, + $ NS + LOGICAL LEFT, NULL, RESET, SAME + CHARACTER*1 DIAG, DIAGS, SIDE, SIDES, TRANAS, TRANSA, UPLO, + $ UPLOS + CHARACTER*2 ICHD, ICHS, ICHU + CHARACTER*3 ICHT +* .. Local Arrays .. + LOGICAL ISAME( 13 ) +* .. External Functions .. + LOGICAL LDE, LDERES + EXTERNAL LDE, LDERES +* .. External Subroutines .. + EXTERNAL DMAKE, DMMCH, DTRMM, DTRSM +* .. Intrinsic Functions .. + INTRINSIC MAX +* .. Scalars in Common .. + INTEGER INFOT, NOUTC + LOGICAL LERR, OK +* .. Common blocks .. + COMMON /INFOC/INFOT, NOUTC, OK, LERR +* .. Data statements .. + DATA ICHU/'UL'/, ICHT/'NTC'/, ICHD/'UN'/, ICHS/'LR'/ +* .. Executable Statements .. +* + NARGS = 11 + NC = 0 + RESET = .TRUE. + ERRMAX = ZERO +* Set up zero matrix for DMMCH. + DO 20 J = 1, NMAX + DO 10 I = 1, NMAX + C( I, J ) = ZERO + 10 CONTINUE + 20 CONTINUE +* + DO 140 IM = 1, NIDIM + M = IDIM( IM ) +* + DO 130 IN = 1, NIDIM + N = IDIM( IN ) +* Set LDB to 1 more than minimum value if room. + LDB = M + IF( LDB.LT.NMAX ) + $ LDB = LDB + 1 +* Skip tests if not enough room. + IF( LDB.GT.NMAX ) + $ GO TO 130 + LBB = LDB*N + NULL = M.LE.0.OR.N.LE.0 +* + DO 120 ICS = 1, 2 + SIDE = ICHS( ICS: ICS ) + LEFT = SIDE.EQ.'L' + IF( LEFT )THEN + NA = M + ELSE + NA = N + END IF +* Set LDA to 1 more than minimum value if room. + LDA = NA + IF( LDA.LT.NMAX ) + $ LDA = LDA + 1 +* Skip tests if not enough room. + IF( LDA.GT.NMAX ) + $ GO TO 130 + LAA = LDA*NA +* + DO 110 ICU = 1, 2 + UPLO = ICHU( ICU: ICU ) +* + DO 100 ICT = 1, 3 + TRANSA = ICHT( ICT: ICT ) +* + DO 90 ICD = 1, 2 + DIAG = ICHD( ICD: ICD ) +* + DO 80 IA = 1, NALF + ALPHA = ALF( IA ) +* +* Generate the matrix A. +* + CALL DMAKE( 'TR', UPLO, DIAG, NA, NA, A, + $ NMAX, AA, LDA, RESET, ZERO ) +* +* Generate the matrix B. +* + CALL DMAKE( 'GE', ' ', ' ', M, N, B, NMAX, + $ BB, LDB, RESET, ZERO ) +* + NC = NC + 1 +* +* Save every datum before calling the +* subroutine. +* + SIDES = SIDE + UPLOS = UPLO + TRANAS = TRANSA + DIAGS = DIAG + MS = M + NS = N + ALS = ALPHA + DO 30 I = 1, LAA + AS( I ) = AA( I ) + 30 CONTINUE + LDAS = LDA + DO 40 I = 1, LBB + BS( I ) = BB( I ) + 40 CONTINUE + LDBS = LDB +* +* Call the subroutine. +* + IF( SNAME( 4: 5 ).EQ.'MM' )THEN + IF( TRACE ) + $ WRITE( NTRA, FMT = 9995 )NC, SNAME, + $ SIDE, UPLO, TRANSA, DIAG, M, N, ALPHA, + $ LDA, LDB + IF( REWI ) + $ REWIND NTRA + CALL DTRMM( SIDE, UPLO, TRANSA, DIAG, M, + $ N, ALPHA, AA, LDA, BB, LDB ) + ELSE IF( SNAME( 4: 5 ).EQ.'SM' )THEN + IF( TRACE ) + $ WRITE( NTRA, FMT = 9995 )NC, SNAME, + $ SIDE, UPLO, TRANSA, DIAG, M, N, ALPHA, + $ LDA, LDB + IF( REWI ) + $ REWIND NTRA + CALL DTRSM( SIDE, UPLO, TRANSA, DIAG, M, + $ N, ALPHA, AA, LDA, BB, LDB ) + END IF +* +* Check if error-exit was taken incorrectly. +* + IF( .NOT.OK )THEN + WRITE( NOUT, FMT = 9994 ) + FATAL = .TRUE. + GO TO 150 + END IF +* +* See what data changed inside subroutines. +* + ISAME( 1 ) = SIDES.EQ.SIDE + ISAME( 2 ) = UPLOS.EQ.UPLO + ISAME( 3 ) = TRANAS.EQ.TRANSA + ISAME( 4 ) = DIAGS.EQ.DIAG + ISAME( 5 ) = MS.EQ.M + ISAME( 6 ) = NS.EQ.N + ISAME( 7 ) = ALS.EQ.ALPHA + ISAME( 8 ) = LDE( AS, AA, LAA ) + ISAME( 9 ) = LDAS.EQ.LDA + IF( NULL )THEN + ISAME( 10 ) = LDE( BS, BB, LBB ) + ELSE + ISAME( 10 ) = LDERES( 'GE', ' ', M, N, BS, + $ BB, LDB ) + END IF + ISAME( 11 ) = LDBS.EQ.LDB +* +* If data was incorrectly changed, report and +* return. +* + SAME = .TRUE. + DO 50 I = 1, NARGS + SAME = SAME.AND.ISAME( I ) + IF( .NOT.ISAME( I ) ) + $ WRITE( NOUT, FMT = 9998 )I + 50 CONTINUE + IF( .NOT.SAME )THEN + FATAL = .TRUE. + GO TO 150 + END IF +* + IF( .NOT.NULL )THEN + IF( SNAME( 4: 5 ).EQ.'MM' )THEN +* +* Check the result. +* + IF( LEFT )THEN + CALL DMMCH( TRANSA, 'N', M, N, M, + $ ALPHA, A, NMAX, B, NMAX, + $ ZERO, C, NMAX, CT, G, + $ BB, LDB, EPS, ERR, + $ FATAL, NOUT, .TRUE. ) + ELSE + CALL DMMCH( 'N', TRANSA, M, N, N, + $ ALPHA, B, NMAX, A, NMAX, + $ ZERO, C, NMAX, CT, G, + $ BB, LDB, EPS, ERR, + $ FATAL, NOUT, .TRUE. ) + END IF + ELSE IF( SNAME( 4: 5 ).EQ.'SM' )THEN +* +* Compute approximation to original +* matrix. +* + DO 70 J = 1, N + DO 60 I = 1, M + C( I, J ) = BB( I + ( J - 1 )* + $ LDB ) + BB( I + ( J - 1 )*LDB ) = ALPHA* + $ B( I, J ) + 60 CONTINUE + 70 CONTINUE +* + IF( LEFT )THEN + CALL DMMCH( TRANSA, 'N', M, N, M, + $ ONE, A, NMAX, C, NMAX, + $ ZERO, B, NMAX, CT, G, + $ BB, LDB, EPS, ERR, + $ FATAL, NOUT, .FALSE. ) + ELSE + CALL DMMCH( 'N', TRANSA, M, N, N, + $ ONE, C, NMAX, A, NMAX, + $ ZERO, B, NMAX, CT, G, + $ BB, LDB, EPS, ERR, + $ FATAL, NOUT, .FALSE. ) + END IF + END IF + ERRMAX = MAX( ERRMAX, ERR ) +* If got really bad answer, report and +* return. + IF( FATAL ) + $ GO TO 150 + END IF +* + 80 CONTINUE +* + 90 CONTINUE +* + 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 160 +* + 150 CONTINUE + WRITE( NOUT, FMT = 9996 )SNAME + WRITE( NOUT, FMT = 9995 )NC, SNAME, SIDE, UPLO, TRANSA, DIAG, M, + $ N, ALPHA, LDA, LDB +* + 160 CONTINUE + RETURN +* + 9999 FORMAT( ' ', A6, ' PASSED THE COMPUTATIONAL TESTS (', I6, ' CALL', + $ 'S)' ) + 9998 FORMAT( ' ******* FATAL ERROR - PARAMETER NUMBER ', I2, ' WAS CH', + $ 'ANGED INCORRECTLY *******' ) + 9997 FORMAT( ' ', A6, ' COMPLETED THE COMPUTATIONAL TESTS (', I6, ' C', + $ 'ALLS)', /' ******* BUT WITH MAXIMUM TEST RATIO', F8.2, + $ ' - SUSPECT *******' ) + 9996 FORMAT( ' ******* ', A6, ' FAILED ON CALL NUMBER:' ) + 9995 FORMAT( 1X, I6, ': ', A6, '(', 4( '''', A1, ''',' ), 2( I3, ',' ), + $ F4.1, ', A,', I3, ', B,', I3, ') .' ) + 9994 FORMAT( ' ******* FATAL ERROR - ERROR-EXIT TAKEN ON VALID CALL *', + $ '******' ) +* +* End of DCHK3. +* + END + SUBROUTINE DCHK4( SNAME, EPS, THRESH, NOUT, NTRA, TRACE, REWI, + $ FATAL, NIDIM, IDIM, NALF, ALF, NBET, BET, NMAX, + $ A, AA, AS, B, BB, BS, C, CC, CS, CT, G ) +* +* Tests DSYRK. +* +* Auxiliary routine for test program for Level 3 Blas. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Parameters .. + DOUBLE PRECISION ZERO + PARAMETER ( ZERO = 0.0D0 ) +* .. Scalar Arguments .. + DOUBLE PRECISION EPS, THRESH + INTEGER NALF, NBET, NIDIM, NMAX, NOUT, NTRA + LOGICAL FATAL, REWI, TRACE + CHARACTER*6 SNAME +* .. Array Arguments .. + DOUBLE PRECISION A( NMAX, NMAX ), AA( NMAX*NMAX ), ALF( NALF ), + $ AS( NMAX*NMAX ), B( NMAX, NMAX ), + $ BB( NMAX*NMAX ), BET( NBET ), BS( NMAX*NMAX ), + $ C( NMAX, NMAX ), CC( NMAX*NMAX ), + $ CS( NMAX*NMAX ), CT( NMAX ), G( NMAX ) + INTEGER IDIM( NIDIM ) +* .. Local Scalars .. + DOUBLE PRECISION ALPHA, ALS, BETA, BETS, ERR, ERRMAX + INTEGER I, IA, IB, ICT, ICU, IK, IN, J, JC, JJ, K, KS, + $ LAA, LCC, LDA, LDAS, LDC, LDCS, LJ, MA, N, NA, + $ NARGS, NC, NS + LOGICAL NULL, RESET, SAME, TRAN, UPPER + CHARACTER*1 TRANS, TRANSS, UPLO, UPLOS + CHARACTER*2 ICHU + CHARACTER*3 ICHT +* .. Local Arrays .. + LOGICAL ISAME( 13 ) +* .. External Functions .. + LOGICAL LDE, LDERES + EXTERNAL LDE, LDERES +* .. External Subroutines .. + EXTERNAL DMAKE, DMMCH, DSYRK +* .. Intrinsic Functions .. + INTRINSIC MAX +* .. Scalars in Common .. + INTEGER INFOT, NOUTC + LOGICAL LERR, OK +* .. Common blocks .. + COMMON /INFOC/INFOT, NOUTC, OK, LERR +* .. Data statements .. + DATA ICHT/'NTC'/, ICHU/'UL'/ +* .. Executable Statements .. +* + NARGS = 10 + NC = 0 + RESET = .TRUE. + ERRMAX = ZERO +* + DO 100 IN = 1, NIDIM + N = IDIM( IN ) +* Set LDC to 1 more than minimum value if room. + LDC = N + IF( LDC.LT.NMAX ) + $ LDC = LDC + 1 +* Skip tests if not enough room. + IF( LDC.GT.NMAX ) + $ GO TO 100 + LCC = LDC*N + NULL = N.LE.0 +* + DO 90 IK = 1, NIDIM + K = IDIM( IK ) +* + DO 80 ICT = 1, 3 + TRANS = ICHT( ICT: ICT ) + TRAN = TRANS.EQ.'T'.OR.TRANS.EQ.'C' + IF( TRAN )THEN + MA = K + NA = N + ELSE + MA = N + NA = K + END IF +* Set LDA to 1 more than minimum value if room. + LDA = MA + IF( LDA.LT.NMAX ) + $ LDA = LDA + 1 +* Skip tests if not enough room. + IF( LDA.GT.NMAX ) + $ GO TO 80 + LAA = LDA*NA +* +* Generate the matrix A. +* + CALL DMAKE( 'GE', ' ', ' ', MA, NA, A, NMAX, AA, LDA, + $ RESET, ZERO ) +* + DO 70 ICU = 1, 2 + UPLO = ICHU( ICU: ICU ) + UPPER = UPLO.EQ.'U' +* + DO 60 IA = 1, NALF + ALPHA = ALF( IA ) +* + DO 50 IB = 1, NBET + BETA = BET( IB ) +* +* Generate the matrix C. +* + CALL DMAKE( 'SY', UPLO, ' ', N, N, C, NMAX, CC, + $ LDC, RESET, ZERO ) +* + NC = NC + 1 +* +* Save every datum before calling the subroutine. +* + UPLOS = UPLO + TRANSS = TRANS + NS = N + KS = K + ALS = ALPHA + DO 10 I = 1, LAA + AS( I ) = AA( I ) + 10 CONTINUE + LDAS = LDA + BETS = BETA + DO 20 I = 1, LCC + CS( I ) = CC( I ) + 20 CONTINUE + LDCS = LDC +* +* Call the subroutine. +* + IF( TRACE ) + $ WRITE( NTRA, FMT = 9994 )NC, SNAME, UPLO, + $ TRANS, N, K, ALPHA, LDA, BETA, LDC + IF( REWI ) + $ REWIND NTRA + CALL DSYRK( UPLO, TRANS, N, K, ALPHA, AA, LDA, + $ BETA, CC, LDC ) +* +* Check if error-exit was taken incorrectly. +* + IF( .NOT.OK )THEN + WRITE( NOUT, FMT = 9993 ) + FATAL = .TRUE. + GO TO 120 + END IF +* +* See what data changed inside subroutines. +* + ISAME( 1 ) = UPLOS.EQ.UPLO + ISAME( 2 ) = TRANSS.EQ.TRANS + ISAME( 3 ) = NS.EQ.N + ISAME( 4 ) = KS.EQ.K + ISAME( 5 ) = ALS.EQ.ALPHA + ISAME( 6 ) = LDE( AS, AA, LAA ) + ISAME( 7 ) = LDAS.EQ.LDA + ISAME( 8 ) = BETS.EQ.BETA + IF( NULL )THEN + ISAME( 9 ) = LDE( CS, CC, LCC ) + ELSE + ISAME( 9 ) = LDERES( 'SY', UPLO, N, N, CS, + $ CC, LDC ) + END IF + ISAME( 10 ) = LDCS.EQ.LDC +* +* 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. +* + JC = 1 + DO 40 J = 1, N + IF( UPPER )THEN + JJ = 1 + LJ = J + ELSE + JJ = J + LJ = N - J + 1 + END IF + IF( TRAN )THEN + CALL DMMCH( 'T', 'N', LJ, 1, K, ALPHA, + $ A( 1, JJ ), NMAX, + $ A( 1, J ), NMAX, BETA, + $ C( JJ, J ), NMAX, CT, G, + $ CC( JC ), LDC, EPS, ERR, + $ FATAL, NOUT, .TRUE. ) + ELSE + CALL DMMCH( 'N', 'T', LJ, 1, K, ALPHA, + $ A( JJ, 1 ), NMAX, + $ A( J, 1 ), NMAX, BETA, + $ C( JJ, J ), NMAX, CT, G, + $ CC( JC ), LDC, EPS, ERR, + $ FATAL, NOUT, .TRUE. ) + END IF + IF( UPPER )THEN + JC = JC + LDC + ELSE + JC = JC + LDC + 1 + END IF + ERRMAX = MAX( ERRMAX, ERR ) +* If got really bad answer, report and +* return. + IF( FATAL ) + $ GO TO 110 + 40 CONTINUE + END IF +* + 50 CONTINUE +* + 60 CONTINUE +* + 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 + IF( N.GT.1 ) + $ WRITE( NOUT, FMT = 9995 )J +* + 120 CONTINUE + WRITE( NOUT, FMT = 9996 )SNAME + WRITE( NOUT, FMT = 9994 )NC, SNAME, UPLO, TRANS, N, K, ALPHA, + $ LDA, BETA, LDC +* + 130 CONTINUE + RETURN +* + 9999 FORMAT( ' ', A6, ' PASSED THE COMPUTATIONAL TESTS (', I6, ' CALL', + $ 'S)' ) + 9998 FORMAT( ' ******* FATAL ERROR - PARAMETER NUMBER ', I2, ' WAS CH', + $ 'ANGED INCORRECTLY *******' ) + 9997 FORMAT( ' ', A6, ' COMPLETED THE COMPUTATIONAL TESTS (', I6, ' C', + $ 'ALLS)', /' ******* BUT WITH MAXIMUM TEST RATIO', F8.2, + $ ' - SUSPECT *******' ) + 9996 FORMAT( ' ******* ', A6, ' FAILED ON CALL NUMBER:' ) + 9995 FORMAT( ' THESE ARE THE RESULTS FOR COLUMN ', I3 ) + 9994 FORMAT( 1X, I6, ': ', A6, '(', 2( '''', A1, ''',' ), 2( I3, ',' ), + $ F4.1, ', A,', I3, ',', F4.1, ', C,', I3, ') .' ) + 9993 FORMAT( ' ******* FATAL ERROR - ERROR-EXIT TAKEN ON VALID CALL *', + $ '******' ) +* +* End of DCHK4. +* + END + SUBROUTINE DCHK5( SNAME, EPS, THRESH, NOUT, NTRA, TRACE, REWI, + $ FATAL, NIDIM, IDIM, NALF, ALF, NBET, BET, NMAX, + $ AB, AA, AS, BB, BS, C, CC, CS, CT, G, W ) +* +* Tests DSYR2K. +* +* Auxiliary routine for test program for Level 3 Blas. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Parameters .. + DOUBLE PRECISION ZERO + PARAMETER ( ZERO = 0.0D0 ) +* .. Scalar Arguments .. + DOUBLE PRECISION EPS, THRESH + INTEGER NALF, NBET, NIDIM, NMAX, NOUT, NTRA + LOGICAL FATAL, REWI, TRACE + CHARACTER*6 SNAME +* .. Array Arguments .. + DOUBLE PRECISION AA( NMAX*NMAX ), AB( 2*NMAX*NMAX ), + $ ALF( NALF ), AS( NMAX*NMAX ), BB( NMAX*NMAX ), + $ BET( NBET ), BS( NMAX*NMAX ), C( NMAX, NMAX ), + $ CC( NMAX*NMAX ), CS( NMAX*NMAX ), CT( NMAX ), + $ G( NMAX ), W( 2*NMAX ) + INTEGER IDIM( NIDIM ) +* .. Local Scalars .. + DOUBLE PRECISION ALPHA, ALS, BETA, BETS, ERR, ERRMAX + INTEGER I, IA, IB, ICT, ICU, IK, IN, J, JC, JJ, JJAB, + $ K, KS, LAA, LBB, LCC, LDA, LDAS, LDB, LDBS, + $ LDC, LDCS, LJ, MA, N, NA, NARGS, NC, NS + LOGICAL NULL, RESET, SAME, TRAN, UPPER + CHARACTER*1 TRANS, TRANSS, UPLO, UPLOS + CHARACTER*2 ICHU + CHARACTER*3 ICHT +* .. Local Arrays .. + LOGICAL ISAME( 13 ) +* .. External Functions .. + LOGICAL LDE, LDERES + EXTERNAL LDE, LDERES +* .. External Subroutines .. + EXTERNAL DMAKE, DMMCH, DSYR2K +* .. Intrinsic Functions .. + INTRINSIC MAX +* .. Scalars in Common .. + INTEGER INFOT, NOUTC + LOGICAL LERR, OK +* .. Common blocks .. + COMMON /INFOC/INFOT, NOUTC, OK, LERR +* .. Data statements .. + DATA ICHT/'NTC'/, ICHU/'UL'/ +* .. Executable Statements .. +* + NARGS = 12 + NC = 0 + RESET = .TRUE. + ERRMAX = ZERO +* + DO 130 IN = 1, NIDIM + N = IDIM( IN ) +* Set LDC to 1 more than minimum value if room. + LDC = N + IF( LDC.LT.NMAX ) + $ LDC = LDC + 1 +* Skip tests if not enough room. + IF( LDC.GT.NMAX ) + $ GO TO 130 + LCC = LDC*N + NULL = N.LE.0 +* + DO 120 IK = 1, NIDIM + K = IDIM( IK ) +* + DO 110 ICT = 1, 3 + TRANS = ICHT( ICT: ICT ) + TRAN = TRANS.EQ.'T'.OR.TRANS.EQ.'C' + IF( TRAN )THEN + MA = K + NA = N + ELSE + MA = N + NA = K + END IF +* Set LDA to 1 more than minimum value if room. + LDA = MA + IF( LDA.LT.NMAX ) + $ LDA = LDA + 1 +* Skip tests if not enough room. + IF( LDA.GT.NMAX ) + $ GO TO 110 + LAA = LDA*NA +* +* Generate the matrix A. +* + IF( TRAN )THEN + CALL DMAKE( 'GE', ' ', ' ', MA, NA, AB, 2*NMAX, AA, + $ LDA, RESET, ZERO ) + ELSE + CALL DMAKE( 'GE', ' ', ' ', MA, NA, AB, NMAX, AA, LDA, + $ RESET, ZERO ) + END IF +* +* Generate the matrix B. +* + LDB = LDA + LBB = LAA + IF( TRAN )THEN + CALL DMAKE( 'GE', ' ', ' ', MA, NA, AB( K + 1 ), + $ 2*NMAX, BB, LDB, RESET, ZERO ) + ELSE + CALL DMAKE( 'GE', ' ', ' ', MA, NA, AB( K*NMAX + 1 ), + $ NMAX, BB, LDB, RESET, ZERO ) + END IF +* + DO 100 ICU = 1, 2 + UPLO = ICHU( ICU: ICU ) + UPPER = UPLO.EQ.'U' +* + DO 90 IA = 1, NALF + ALPHA = ALF( IA ) +* + DO 80 IB = 1, NBET + BETA = BET( IB ) +* +* Generate the matrix C. +* + CALL DMAKE( 'SY', UPLO, ' ', N, N, C, NMAX, CC, + $ LDC, RESET, ZERO ) +* + NC = NC + 1 +* +* Save every datum before calling the subroutine. +* + UPLOS = UPLO + TRANSS = TRANS + NS = N + KS = K + ALS = ALPHA + DO 10 I = 1, LAA + AS( I ) = AA( I ) + 10 CONTINUE + LDAS = LDA + DO 20 I = 1, LBB + BS( I ) = BB( I ) + 20 CONTINUE + LDBS = LDB + BETS = BETA + DO 30 I = 1, LCC + CS( I ) = CC( I ) + 30 CONTINUE + LDCS = LDC +* +* Call the subroutine. +* + IF( TRACE ) + $ WRITE( NTRA, FMT = 9994 )NC, SNAME, UPLO, + $ TRANS, N, K, ALPHA, LDA, LDB, BETA, LDC + IF( REWI ) + $ REWIND NTRA + CALL DSYR2K( UPLO, TRANS, N, K, ALPHA, AA, LDA, + $ BB, LDB, BETA, CC, LDC ) +* +* Check if error-exit was taken incorrectly. +* + IF( .NOT.OK )THEN + WRITE( NOUT, FMT = 9993 ) + FATAL = .TRUE. + GO TO 150 + END IF +* +* See what data changed inside subroutines. +* + ISAME( 1 ) = UPLOS.EQ.UPLO + ISAME( 2 ) = TRANSS.EQ.TRANS + ISAME( 3 ) = NS.EQ.N + ISAME( 4 ) = KS.EQ.K + ISAME( 5 ) = ALS.EQ.ALPHA + ISAME( 6 ) = LDE( AS, AA, LAA ) + ISAME( 7 ) = LDAS.EQ.LDA + ISAME( 8 ) = LDE( BS, BB, LBB ) + ISAME( 9 ) = LDBS.EQ.LDB + ISAME( 10 ) = BETS.EQ.BETA + IF( NULL )THEN + ISAME( 11 ) = LDE( CS, CC, LCC ) + ELSE + ISAME( 11 ) = LDERES( 'SY', UPLO, N, N, CS, + $ CC, LDC ) + END IF + ISAME( 12 ) = LDCS.EQ.LDC +* +* 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 150 + END IF +* + IF( .NOT.NULL )THEN +* +* Check the result column by column. +* + JJAB = 1 + JC = 1 + DO 70 J = 1, N + IF( UPPER )THEN + JJ = 1 + LJ = J + ELSE + JJ = J + LJ = N - J + 1 + END IF + IF( TRAN )THEN + DO 50 I = 1, K + W( I ) = AB( ( J - 1 )*2*NMAX + K + + $ I ) + W( K + I ) = AB( ( J - 1 )*2*NMAX + + $ I ) + 50 CONTINUE + CALL DMMCH( 'T', 'N', LJ, 1, 2*K, + $ ALPHA, AB( JJAB ), 2*NMAX, + $ W, 2*NMAX, BETA, + $ C( JJ, J ), NMAX, CT, G, + $ CC( JC ), LDC, EPS, ERR, + $ FATAL, NOUT, .TRUE. ) + ELSE + DO 60 I = 1, K + W( I ) = AB( ( K + I - 1 )*NMAX + + $ J ) + W( K + I ) = AB( ( I - 1 )*NMAX + + $ J ) + 60 CONTINUE + CALL DMMCH( 'N', 'N', LJ, 1, 2*K, + $ ALPHA, AB( JJ ), NMAX, W, + $ 2*NMAX, BETA, C( JJ, J ), + $ NMAX, CT, G, CC( JC ), LDC, + $ EPS, ERR, FATAL, NOUT, + $ .TRUE. ) + END IF + IF( UPPER )THEN + JC = JC + LDC + ELSE + JC = JC + LDC + 1 + IF( TRAN ) + $ JJAB = JJAB + 2*NMAX + END IF + ERRMAX = MAX( ERRMAX, ERR ) +* If got really bad answer, report and +* return. + IF( FATAL ) + $ GO TO 140 + 70 CONTINUE + END IF +* + 80 CONTINUE +* + 90 CONTINUE +* + 100 CONTINUE +* + 110 CONTINUE +* + 120 CONTINUE +* + 130 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 160 +* + 140 CONTINUE + IF( N.GT.1 ) + $ WRITE( NOUT, FMT = 9995 )J +* + 150 CONTINUE + WRITE( NOUT, FMT = 9996 )SNAME + WRITE( NOUT, FMT = 9994 )NC, SNAME, UPLO, TRANS, N, K, ALPHA, + $ LDA, LDB, BETA, LDC +* + 160 CONTINUE + RETURN +* + 9999 FORMAT( ' ', A6, ' PASSED THE COMPUTATIONAL TESTS (', I6, ' CALL', + $ 'S)' ) + 9998 FORMAT( ' ******* FATAL ERROR - PARAMETER NUMBER ', I2, ' WAS CH', + $ 'ANGED INCORRECTLY *******' ) + 9997 FORMAT( ' ', A6, ' COMPLETED THE COMPUTATIONAL TESTS (', I6, ' C', + $ 'ALLS)', /' ******* BUT WITH MAXIMUM TEST RATIO', F8.2, + $ ' - SUSPECT *******' ) + 9996 FORMAT( ' ******* ', A6, ' FAILED ON CALL NUMBER:' ) + 9995 FORMAT( ' THESE ARE THE RESULTS FOR COLUMN ', I3 ) + 9994 FORMAT( 1X, I6, ': ', A6, '(', 2( '''', A1, ''',' ), 2( I3, ',' ), + $ F4.1, ', A,', I3, ', B,', I3, ',', F4.1, ', C,', I3, ') ', + $ ' .' ) + 9993 FORMAT( ' ******* FATAL ERROR - ERROR-EXIT TAKEN ON VALID CALL *', + $ '******' ) +* +* End of DCHK5. +* + END + SUBROUTINE DCHKE( ISNUM, SRNAMT, NOUT ) +* +* Tests the error exits from the Level 3 Blas. +* Requires a special version of the error-handling routine XERBLA. +* ALPHA, BETA, A, B and C should not need to be defined. +* +* Auxiliary routine for test program for Level 3 Blas. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Scalar Arguments .. + INTEGER ISNUM, NOUT + CHARACTER*6 SRNAMT +* .. Scalars in Common .. + INTEGER INFOT, NOUTC + LOGICAL LERR, OK +* .. Local Scalars .. + DOUBLE PRECISION ALPHA, BETA +* .. Local Arrays .. + DOUBLE PRECISION A( 2, 1 ), B( 2, 1 ), C( 2, 1 ) +* .. External Subroutines .. + EXTERNAL CHKXER, DGEMM, DSYMM, DSYR2K, DSYRK, DTRMM, + $ DTRSM +* .. Common blocks .. + COMMON /INFOC/INFOT, NOUTC, OK, LERR +* .. Executable Statements .. +* OK is set to .FALSE. by the special version of XERBLA or by CHKXER +* if anything is wrong. + OK = .TRUE. +* LERR is set to .TRUE. by the special version of XERBLA each time +* it is called, and is then tested and re-set by CHKXER. + LERR = .FALSE. + GO TO ( 10, 20, 30, 40, 50, 60 )ISNUM + 10 INFOT = 1 + CALL DGEMM( '/', 'N', 0, 0, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 1 + CALL DGEMM( '/', 'T', 0, 0, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 2 + CALL DGEMM( 'N', '/', 0, 0, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 2 + CALL DGEMM( 'T', '/', 0, 0, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DGEMM( 'N', 'N', -1, 0, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DGEMM( 'N', 'T', -1, 0, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DGEMM( 'T', 'N', -1, 0, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DGEMM( 'T', 'T', -1, 0, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DGEMM( 'N', 'N', 0, -1, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DGEMM( 'N', 'T', 0, -1, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DGEMM( 'T', 'N', 0, -1, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DGEMM( 'T', 'T', 0, -1, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DGEMM( 'N', 'N', 0, 0, -1, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DGEMM( 'N', 'T', 0, 0, -1, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DGEMM( 'T', 'N', 0, 0, -1, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DGEMM( 'T', 'T', 0, 0, -1, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 8 + CALL DGEMM( 'N', 'N', 2, 0, 0, ALPHA, A, 1, B, 1, BETA, C, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 8 + CALL DGEMM( 'N', 'T', 2, 0, 0, ALPHA, A, 1, B, 1, BETA, C, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 8 + CALL DGEMM( 'T', 'N', 0, 0, 2, ALPHA, A, 1, B, 2, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 8 + CALL DGEMM( 'T', 'T', 0, 0, 2, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 10 + CALL DGEMM( 'N', 'N', 0, 0, 2, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 10 + CALL DGEMM( 'T', 'N', 0, 0, 2, ALPHA, A, 2, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 10 + CALL DGEMM( 'N', 'T', 0, 2, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 10 + CALL DGEMM( 'T', 'T', 0, 2, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 13 + CALL DGEMM( 'N', 'N', 2, 0, 0, ALPHA, A, 2, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 13 + CALL DGEMM( 'N', 'T', 2, 0, 0, ALPHA, A, 2, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 13 + CALL DGEMM( 'T', 'N', 2, 0, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 13 + CALL DGEMM( 'T', 'T', 2, 0, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + GO TO 70 + 20 INFOT = 1 + CALL DSYMM( '/', 'U', 0, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 2 + CALL DSYMM( 'L', '/', 0, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DSYMM( 'L', 'U', -1, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DSYMM( 'R', 'U', -1, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DSYMM( 'L', 'L', -1, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DSYMM( 'R', 'L', -1, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DSYMM( 'L', 'U', 0, -1, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DSYMM( 'R', 'U', 0, -1, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DSYMM( 'L', 'L', 0, -1, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DSYMM( 'R', 'L', 0, -1, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 7 + CALL DSYMM( 'L', 'U', 2, 0, ALPHA, A, 1, B, 2, BETA, C, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 7 + CALL DSYMM( 'R', 'U', 0, 2, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 7 + CALL DSYMM( 'L', 'L', 2, 0, ALPHA, A, 1, B, 2, BETA, C, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 7 + CALL DSYMM( 'R', 'L', 0, 2, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DSYMM( 'L', 'U', 2, 0, ALPHA, A, 2, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DSYMM( 'R', 'U', 2, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DSYMM( 'L', 'L', 2, 0, ALPHA, A, 2, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DSYMM( 'R', 'L', 2, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 12 + CALL DSYMM( 'L', 'U', 2, 0, ALPHA, A, 2, B, 2, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 12 + CALL DSYMM( 'R', 'U', 2, 0, ALPHA, A, 1, B, 2, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 12 + CALL DSYMM( 'L', 'L', 2, 0, ALPHA, A, 2, B, 2, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 12 + CALL DSYMM( 'R', 'L', 2, 0, ALPHA, A, 1, B, 2, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + GO TO 70 + 30 INFOT = 1 + CALL DTRMM( '/', 'U', 'N', 'N', 0, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 2 + CALL DTRMM( 'L', '/', 'N', 'N', 0, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DTRMM( 'L', 'U', '/', 'N', 0, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DTRMM( 'L', 'U', 'N', '/', 0, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRMM( 'L', 'U', 'N', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRMM( 'L', 'U', 'T', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRMM( 'R', 'U', 'N', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRMM( 'R', 'U', 'T', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRMM( 'L', 'L', 'N', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRMM( 'L', 'L', 'T', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRMM( 'R', 'L', 'N', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRMM( 'R', 'L', 'T', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRMM( 'L', 'U', 'N', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRMM( 'L', 'U', 'T', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRMM( 'R', 'U', 'N', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRMM( 'R', 'U', 'T', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRMM( 'L', 'L', 'N', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRMM( 'L', 'L', 'T', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRMM( 'R', 'L', 'N', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRMM( 'R', 'L', 'T', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRMM( 'L', 'U', 'N', 'N', 2, 0, ALPHA, A, 1, B, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRMM( 'L', 'U', 'T', 'N', 2, 0, ALPHA, A, 1, B, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRMM( 'R', 'U', 'N', 'N', 0, 2, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRMM( 'R', 'U', 'T', 'N', 0, 2, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRMM( 'L', 'L', 'N', 'N', 2, 0, ALPHA, A, 1, B, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRMM( 'L', 'L', 'T', 'N', 2, 0, ALPHA, A, 1, B, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRMM( 'R', 'L', 'N', 'N', 0, 2, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRMM( 'R', 'L', 'T', 'N', 0, 2, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRMM( 'L', 'U', 'N', 'N', 2, 0, ALPHA, A, 2, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRMM( 'L', 'U', 'T', 'N', 2, 0, ALPHA, A, 2, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRMM( 'R', 'U', 'N', 'N', 2, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRMM( 'R', 'U', 'T', 'N', 2, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRMM( 'L', 'L', 'N', 'N', 2, 0, ALPHA, A, 2, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRMM( 'L', 'L', 'T', 'N', 2, 0, ALPHA, A, 2, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRMM( 'R', 'L', 'N', 'N', 2, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRMM( 'R', 'L', 'T', 'N', 2, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + GO TO 70 + 40 INFOT = 1 + CALL DTRSM( '/', 'U', 'N', 'N', 0, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 2 + CALL DTRSM( 'L', '/', 'N', 'N', 0, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DTRSM( 'L', 'U', '/', 'N', 0, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DTRSM( 'L', 'U', 'N', '/', 0, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRSM( 'L', 'U', 'N', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRSM( 'L', 'U', 'T', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRSM( 'R', 'U', 'N', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRSM( 'R', 'U', 'T', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRSM( 'L', 'L', 'N', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRSM( 'L', 'L', 'T', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRSM( 'R', 'L', 'N', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 5 + CALL DTRSM( 'R', 'L', 'T', 'N', -1, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRSM( 'L', 'U', 'N', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRSM( 'L', 'U', 'T', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRSM( 'R', 'U', 'N', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRSM( 'R', 'U', 'T', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRSM( 'L', 'L', 'N', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRSM( 'L', 'L', 'T', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRSM( 'R', 'L', 'N', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 6 + CALL DTRSM( 'R', 'L', 'T', 'N', 0, -1, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRSM( 'L', 'U', 'N', 'N', 2, 0, ALPHA, A, 1, B, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRSM( 'L', 'U', 'T', 'N', 2, 0, ALPHA, A, 1, B, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRSM( 'R', 'U', 'N', 'N', 0, 2, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRSM( 'R', 'U', 'T', 'N', 0, 2, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRSM( 'L', 'L', 'N', 'N', 2, 0, ALPHA, A, 1, B, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRSM( 'L', 'L', 'T', 'N', 2, 0, ALPHA, A, 1, B, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRSM( 'R', 'L', 'N', 'N', 0, 2, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DTRSM( 'R', 'L', 'T', 'N', 0, 2, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRSM( 'L', 'U', 'N', 'N', 2, 0, ALPHA, A, 2, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRSM( 'L', 'U', 'T', 'N', 2, 0, ALPHA, A, 2, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRSM( 'R', 'U', 'N', 'N', 2, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRSM( 'R', 'U', 'T', 'N', 2, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRSM( 'L', 'L', 'N', 'N', 2, 0, ALPHA, A, 2, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRSM( 'L', 'L', 'T', 'N', 2, 0, ALPHA, A, 2, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRSM( 'R', 'L', 'N', 'N', 2, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 11 + CALL DTRSM( 'R', 'L', 'T', 'N', 2, 0, ALPHA, A, 1, B, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + GO TO 70 + 50 INFOT = 1 + CALL DSYRK( '/', 'N', 0, 0, ALPHA, A, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 2 + CALL DSYRK( 'U', '/', 0, 0, ALPHA, A, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DSYRK( 'U', 'N', -1, 0, ALPHA, A, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DSYRK( 'U', 'T', -1, 0, ALPHA, A, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DSYRK( 'L', 'N', -1, 0, ALPHA, A, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DSYRK( 'L', 'T', -1, 0, ALPHA, A, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DSYRK( 'U', 'N', 0, -1, ALPHA, A, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DSYRK( 'U', 'T', 0, -1, ALPHA, A, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DSYRK( 'L', 'N', 0, -1, ALPHA, A, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DSYRK( 'L', 'T', 0, -1, ALPHA, A, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 7 + CALL DSYRK( 'U', 'N', 2, 0, ALPHA, A, 1, BETA, C, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 7 + CALL DSYRK( 'U', 'T', 0, 2, ALPHA, A, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 7 + CALL DSYRK( 'L', 'N', 2, 0, ALPHA, A, 1, BETA, C, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 7 + CALL DSYRK( 'L', 'T', 0, 2, ALPHA, A, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 10 + CALL DSYRK( 'U', 'N', 2, 0, ALPHA, A, 2, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 10 + CALL DSYRK( 'U', 'T', 2, 0, ALPHA, A, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 10 + CALL DSYRK( 'L', 'N', 2, 0, ALPHA, A, 2, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 10 + CALL DSYRK( 'L', 'T', 2, 0, ALPHA, A, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + GO TO 70 + 60 INFOT = 1 + CALL DSYR2K( '/', 'N', 0, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 2 + CALL DSYR2K( 'U', '/', 0, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DSYR2K( 'U', 'N', -1, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DSYR2K( 'U', 'T', -1, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DSYR2K( 'L', 'N', -1, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 3 + CALL DSYR2K( 'L', 'T', -1, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DSYR2K( 'U', 'N', 0, -1, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DSYR2K( 'U', 'T', 0, -1, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DSYR2K( 'L', 'N', 0, -1, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 4 + CALL DSYR2K( 'L', 'T', 0, -1, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 7 + CALL DSYR2K( 'U', 'N', 2, 0, ALPHA, A, 1, B, 1, BETA, C, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 7 + CALL DSYR2K( 'U', 'T', 0, 2, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 7 + CALL DSYR2K( 'L', 'N', 2, 0, ALPHA, A, 1, B, 1, BETA, C, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 7 + CALL DSYR2K( 'L', 'T', 0, 2, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DSYR2K( 'U', 'N', 2, 0, ALPHA, A, 2, B, 1, BETA, C, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DSYR2K( 'U', 'T', 0, 2, ALPHA, A, 2, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DSYR2K( 'L', 'N', 2, 0, ALPHA, A, 2, B, 1, BETA, C, 2 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 9 + CALL DSYR2K( 'L', 'T', 0, 2, ALPHA, A, 2, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 12 + CALL DSYR2K( 'U', 'N', 2, 0, ALPHA, A, 2, B, 2, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 12 + CALL DSYR2K( 'U', 'T', 2, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 12 + CALL DSYR2K( 'L', 'N', 2, 0, ALPHA, A, 2, B, 2, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) + INFOT = 12 + CALL DSYR2K( 'L', 'T', 2, 0, ALPHA, A, 1, B, 1, BETA, C, 1 ) + CALL CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) +* + 70 IF( OK )THEN + WRITE( NOUT, FMT = 9999 )SRNAMT + ELSE + WRITE( NOUT, FMT = 9998 )SRNAMT + END IF + RETURN +* + 9999 FORMAT( ' ', A6, ' PASSED THE TESTS OF ERROR-EXITS' ) + 9998 FORMAT( ' ******* ', A6, ' FAILED THE TESTS OF ERROR-EXITS *****', + $ '**' ) +* +* End of DCHKE. +* + END + SUBROUTINE DMAKE( TYPE, UPLO, DIAG, M, N, A, NMAX, AA, LDA, RESET, + $ TRANSL ) +* +* Generates values for an M by N matrix A. +* 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', 'SY' or 'TR'. +* +* Auxiliary routine for test program for Level 3 Blas. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Parameters .. + DOUBLE PRECISION ZERO, ONE + PARAMETER ( ZERO = 0.0D0, ONE = 1.0D0 ) + DOUBLE PRECISION ROGUE + PARAMETER ( ROGUE = -1.0D10 ) +* .. Scalar Arguments .. + DOUBLE PRECISION TRANSL + INTEGER LDA, M, N, NMAX + LOGICAL RESET + CHARACTER*1 DIAG, UPLO + CHARACTER*2 TYPE +* .. Array Arguments .. + DOUBLE PRECISION A( NMAX, * ), AA( * ) +* .. Local Scalars .. + INTEGER I, IBEG, IEND, J + LOGICAL GEN, LOWER, SYM, TRI, UNIT, UPPER +* .. External Functions .. + DOUBLE PRECISION DBEG + EXTERNAL DBEG +* .. Executable Statements .. + GEN = TYPE.EQ.'GE' + SYM = TYPE.EQ.'SY' + TRI = TYPE.EQ.'TR' + 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 + A( I, J ) = DBEG( RESET ) + TRANSL + IF( I.NE.J )THEN +* Set some elements to zero + IF( N.GT.3.AND.J.EQ.N/2 ) + $ A( I, J ) = ZERO + IF( SYM )THEN + A( J, I ) = A( I, J ) + ELSE IF( TRI )THEN + A( J, I ) = ZERO + END IF + END IF + END IF + 10 CONTINUE + 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.'SY'.OR.TYPE.EQ.'TR' )THEN + DO 90 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 60 I = 1, IBEG - 1 + AA( I + ( J - 1 )*LDA ) = ROGUE + 60 CONTINUE + DO 70 I = IBEG, IEND + AA( I + ( J - 1 )*LDA ) = A( I, J ) + 70 CONTINUE + DO 80 I = IEND + 1, LDA + AA( I + ( J - 1 )*LDA ) = ROGUE + 80 CONTINUE + 90 CONTINUE + END IF + RETURN +* +* End of DMAKE. +* + END + SUBROUTINE DMMCH( TRANSA, TRANSB, M, N, KK, ALPHA, A, LDA, B, LDB, + $ BETA, C, LDC, CT, G, CC, LDCC, EPS, ERR, FATAL, + $ NOUT, MV ) +* +* Checks the results of the computational tests. +* +* Auxiliary routine for test program for Level 3 Blas. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Parameters .. + DOUBLE PRECISION ZERO, ONE + PARAMETER ( ZERO = 0.0D0, ONE = 1.0D0 ) +* .. Scalar Arguments .. + DOUBLE PRECISION ALPHA, BETA, EPS, ERR + INTEGER KK, LDA, LDB, LDC, LDCC, M, N, NOUT + LOGICAL FATAL, MV + CHARACTER*1 TRANSA, TRANSB +* .. Array Arguments .. + DOUBLE PRECISION A( LDA, * ), B( LDB, * ), C( LDC, * ), + $ CC( LDCC, * ), CT( * ), G( * ) +* .. Local Scalars .. + DOUBLE PRECISION ERRI + INTEGER I, J, K + LOGICAL TRANA, TRANB +* .. Intrinsic Functions .. + INTRINSIC ABS, MAX, SQRT +* .. Executable Statements .. + TRANA = TRANSA.EQ.'T'.OR.TRANSA.EQ.'C' + TRANB = TRANSB.EQ.'T'.OR.TRANSB.EQ.'C' +* +* Compute expected result, one column at a time, in CT using data +* in A, B and C. +* Compute gauges in G. +* + DO 120 J = 1, N +* + DO 10 I = 1, M + CT( I ) = ZERO + G( I ) = ZERO + 10 CONTINUE + IF( .NOT.TRANA.AND..NOT.TRANB )THEN + DO 30 K = 1, KK + DO 20 I = 1, M + CT( I ) = CT( I ) + A( I, K )*B( K, J ) + G( I ) = G( I ) + ABS( A( I, K ) )*ABS( B( K, J ) ) + 20 CONTINUE + 30 CONTINUE + ELSE IF( TRANA.AND..NOT.TRANB )THEN + DO 50 K = 1, KK + DO 40 I = 1, M + CT( I ) = CT( I ) + A( K, I )*B( K, J ) + G( I ) = G( I ) + ABS( A( K, I ) )*ABS( B( K, J ) ) + 40 CONTINUE + 50 CONTINUE + ELSE IF( .NOT.TRANA.AND.TRANB )THEN + DO 70 K = 1, KK + DO 60 I = 1, M + CT( I ) = CT( I ) + A( I, K )*B( J, K ) + G( I ) = G( I ) + ABS( A( I, K ) )*ABS( B( J, K ) ) + 60 CONTINUE + 70 CONTINUE + ELSE IF( TRANA.AND.TRANB )THEN + DO 90 K = 1, KK + DO 80 I = 1, M + CT( I ) = CT( I ) + A( K, I )*B( J, K ) + G( I ) = G( I ) + ABS( A( K, I ) )*ABS( B( J, K ) ) + 80 CONTINUE + 90 CONTINUE + END IF + DO 100 I = 1, M + CT( I ) = ALPHA*CT( I ) + BETA*C( I, J ) + G( I ) = ABS( ALPHA )*G( I ) + ABS( BETA )*ABS( C( I, J ) ) + 100 CONTINUE +* +* Compute the error ratio for this result. +* + ERR = ZERO + DO 110 I = 1, M + ERRI = ABS( CT( I ) - CC( I, J ) )/EPS + IF( G( I ).NE.ZERO ) + $ ERRI = ERRI/G( I ) + ERR = MAX( ERR, ERRI ) + IF( ERR*SQRT( EPS ).GE.ONE ) + $ GO TO 130 + 110 CONTINUE +* + 120 CONTINUE +* +* If the loop completes, all results are at least half accurate. + GO TO 150 +* +* Report fatal error. +* + 130 FATAL = .TRUE. + WRITE( NOUT, FMT = 9999 ) + DO 140 I = 1, M + IF( MV )THEN + WRITE( NOUT, FMT = 9998 )I, CT( I ), CC( I, J ) + ELSE + WRITE( NOUT, FMT = 9998 )I, CC( I, J ), CT( I ) + END IF + 140 CONTINUE + IF( N.GT.1 ) + $ WRITE( NOUT, FMT = 9997 )J +* + 150 CONTINUE + RETURN +* + 9999 FORMAT( ' ******* FATAL ERROR - COMPUTED RESULT IS LESS THAN HAL', + $ 'F ACCURATE *******', /' EXPECTED RESULT COMPU', + $ 'TED RESULT' ) + 9998 FORMAT( 1X, I7, 2G18.6 ) + 9997 FORMAT( ' THESE ARE THE RESULTS FOR COLUMN ', I3 ) +* +* End of DMMCH. +* + END + LOGICAL FUNCTION LDE( RI, RJ, LR ) +* +* Tests if two arrays are identical. +* +* Auxiliary routine for test program for Level 3 Blas. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Scalar Arguments .. + INTEGER LR +* .. Array Arguments .. + DOUBLE PRECISION RI( * ), RJ( * ) +* .. Local Scalars .. + INTEGER I +* .. Executable Statements .. + DO 10 I = 1, LR + IF( RI( I ).NE.RJ( I ) ) + $ GO TO 20 + 10 CONTINUE + LDE = .TRUE. + GO TO 30 + 20 CONTINUE + LDE = .FALSE. + 30 RETURN +* +* End of LDE. +* + END + LOGICAL FUNCTION LDERES( TYPE, UPLO, M, N, AA, AS, LDA ) +* +* Tests if selected elements in two arrays are equal. +* +* TYPE is 'GE' or 'SY'. +* +* Auxiliary routine for test program for Level 3 Blas. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Scalar Arguments .. + INTEGER LDA, M, N + CHARACTER*1 UPLO + CHARACTER*2 TYPE +* .. Array Arguments .. + DOUBLE PRECISION 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.'SY' )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 + LDERES = .TRUE. + GO TO 80 + 70 CONTINUE + LDERES = .FALSE. + 80 RETURN +* +* End of LDERES. +* + END + DOUBLE PRECISION FUNCTION DBEG( RESET ) +* +* Generates random numbers uniformly distributed between -0.5 and 0.5. +* +* Auxiliary routine for test program for Level 3 Blas. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Scalar Arguments .. + LOGICAL RESET +* .. Local Scalars .. + INTEGER I, IC, MI +* .. Save statement .. + SAVE I, IC, MI +* .. Executable Statements .. + IF( RESET )THEN +* Initialize local variables. + MI = 891 + I = 7 + IC = 0 + RESET = .FALSE. + END IF +* +* The sequence of values of I is bounded between 1 and 999. +* If initial I = 1,2,3,6,7 or 9, the period will be 50. +* If initial I = 4 or 8, the period will be 25. +* If initial I = 5, the period will be 10. +* IC is used to break up the period by skipping 1 value of I in 6. +* + IC = IC + 1 + 10 I = I*MI + I = I - 1000*( I/1000 ) + IF( IC.GE.5 )THEN + IC = 0 + GO TO 10 + END IF + DBEG = ( I - 500 )/1001.0D0 + RETURN +* +* End of DBEG. +* + END + DOUBLE PRECISION FUNCTION DDIFF( X, Y ) +* +* Auxiliary routine for test program for Level 3 Blas. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Scalar Arguments .. + DOUBLE PRECISION X, Y +* .. Executable Statements .. + DDIFF = X - Y + RETURN +* +* End of DDIFF. +* + END + SUBROUTINE CHKXER( SRNAMT, INFOT, NOUT, LERR, OK ) +* +* Tests whether XERBLA has detected an error when it should. +* +* Auxiliary routine for test program for Level 3 Blas. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Scalar Arguments .. + INTEGER INFOT, NOUT + LOGICAL LERR, OK + CHARACTER*6 SRNAMT +* .. Executable Statements .. + IF( .NOT.LERR )THEN + WRITE( NOUT, FMT = 9999 )INFOT, SRNAMT + OK = .FALSE. + END IF + LERR = .FALSE. + RETURN +* + 9999 FORMAT( ' ***** ILLEGAL VALUE OF PARAMETER NUMBER ', I2, ' NOT D', + $ 'ETECTED BY ', A6, ' *****' ) +* +* End of CHKXER. +* + END + SUBROUTINE XERBLA( SRNAME, INFO ) +* +* This is a special version of XERBLA to be used only as part of +* the test program for testing error exits from the Level 3 BLAS +* routines. +* +* XERBLA is an error handler for the Level 3 BLAS routines. +* +* It is called by the Level 3 BLAS routines if an input parameter is +* invalid. +* +* Auxiliary routine for test program for Level 3 Blas. +* +* -- Written on 8-February-1989. +* Jack Dongarra, Argonne National Laboratory. +* Iain Duff, AERE Harwell. +* Jeremy Du Croz, Numerical Algorithms Group Ltd. +* Sven Hammarling, Numerical Algorithms Group Ltd. +* +* .. Scalar Arguments .. + INTEGER INFO + CHARACTER*6 SRNAME +* .. Scalars in Common .. + INTEGER INFOT, NOUT + LOGICAL LERR, OK + CHARACTER*6 SRNAMT +* .. Common blocks .. + COMMON /INFOC/INFOT, NOUT, OK, LERR + COMMON /SRNAMC/SRNAMT +* .. Executable Statements .. + LERR = .TRUE. + IF( INFO.NE.INFOT )THEN + IF( INFOT.NE.0 )THEN + WRITE( NOUT, FMT = 9999 )INFO, INFOT + ELSE + WRITE( NOUT, FMT = 9997 )INFO + END IF + OK = .FALSE. + END IF + IF( SRNAME.NE.SRNAMT )THEN + WRITE( NOUT, FMT = 9998 )SRNAME, SRNAMT + OK = .FALSE. + END IF + RETURN +* + 9999 FORMAT( ' ******* XERBLA WAS CALLED WITH INFO = ', I6, ' INSTEAD', + $ ' OF ', I2, ' *******' ) + 9998 FORMAT( ' ******* XERBLA WAS CALLED WITH SRNAME = ', A6, ' INSTE', + $ 'AD OF ', A6, ' *******' ) + 9997 FORMAT( ' ******* XERBLA WAS CALLED WITH INFO = ', I6, + $ ' *******' ) +* +* End of XERBLA +* + END + |