PROGRAM TCSPBL C C ================================================================== C ================================================================== C ==== TCSPBL -- CERTIFY COMPLEX SPARSE BLAS ==== C ================================================================== C ================================================================== C C TCSPBL IS THE CERTIFICATION PROGRAM FOR THE COMPLEX PRECISION C SPARSE BLAS. THE APPROACH USED TO CERTIFY THE SPARSE BLAS C IS AS FOLLOWS: C C 1. READ IN USER SPECIFIED INPUT ON OUTPUT UNIT, THRESHOLD VALUE C FOR TEST RATIO, AND THE SPECIFICATIONS FOR NZ, AND A. C 2. VERIFY THE CORRECTNESS OF THE USER SPECIFIED INPUT AND C ECHO TO THE OUTPUT UNIT. C 3. FOR EACH SUBPROGRAM IN THE COMPLEX PRECISION SPARSE BLAS C PERFORM ALL THE USER SPECIFIED TESTS AND PRINT A PASS/FAIL C MESSAGE. TESTS WHICH FAIL GENERATE ADDITIONAL OUTPUT. C C SPARSE BLAS SUBPROGRAMS WHICH ARE CERTIFIED BY THIS PROGRAM ARE C C CAXPYI CDOTUI CGTHRZ C CDOTCI CGTHR CSCTR C C THIS PROGRAM REQUIRES AN INPUT FILE ASSIGNED TO UNIT NIN C (CURRENTLY SET TO 5 BY A PARAMETER STATEMENT). THE DATA ON C THIS INPUT FILE CONTROLS THE OUTPUT UNIT, THE THRESHOLD VALUE C FOR THE NUMERICAL TESTING, AND THE SPECIFICATIONS FOR THE C TEST VALUES FOR THE LENGTH OF THE SPARSE VECTORS AND THE SCALARS C USED BY THE VARIOUS SUBPROGRAMS. AN EXAMPLE OF THE INPUT FILE C FOLLOWS C C LINE 1 'CBLATS.SUMM' NAME OF OUTPUT FILE C LINE 2 6 UNIT NUMBER OF OUTPUT FILE C LINE 3 100 MAX. NO. OF PRINTED ERROR MESSAGES C LINE 4 5.0 THRESHOLD VALUE OF TEST RATIO C LINE 5 6 NUMBER OF VALUES OF NZ C LINE 6 -1 0 1 2 5 9 VALUES OF NZ C LINE 7 3 NUMBER OF VALUES OF A FOR -AXPYI C LINE 8 (0.0,0.0) (1.0,0.0) (0.7,0.3) C VALUES OF A C C C THIS INPUT FILE IS READ USING FORTRAN-77 STANDARD LIST DIRECTED C INPUT. SINGLE QUOTES ARE REQUIRED AROUND THE NAME OF THE OUTPUT C FILE ON LINE 1. THE NUMBERS ON LINES 6 AND 8 CAN BE C DELIMITED BY BLANKS OR COMMAS. C C THIS PROGRAM WAS WRITTEN BY ROGER G. GRIMES, BOEING C COMPUTER SERVICES, BELLEVUE, WA. DURING APRIL, 1987. C C ================================================================== C C ------------------------------------ C ... PROBLEM SPECIFICATION PARAMETERS C ------------------------------------ C C NIN INPUT UNIT C NZMAX MAXIMUM VALUE OF ANY SINGLE NZ C NNZMAX MAXIMUM NUMBER OF VALUES OF NZ C NAMAX MAXIMUM NUMBER OF VALUES OF A (-AXPYI C SCALAR) C INTEGER NIN, NZMAX, NNZMAX, NAMAX C PARAMETER ( NIN = 5, NZMAX = 320, 1 NNZMAX = 24, NAMAX = 7 ) C C ================================================================== C C ----------------------- C ... COMPUTED PARAMETERS C ----------------------- C INTEGER NZMAX2 C PARAMETER ( NZMAX2 = 2 * NZMAX ) C C ================================================================== C C ------------------------ C ... VARIABLE DECLARATION C ------------------------ C CHARACTER*32 NAMOUT C INTEGER ERRCNT, ERRMAX, I, NOUT, NUMA, 1 NUMNZ C INTEGER INDX (NZMAX2), INDXT (NZMAX2), 1 LIST (NZMAX2), NZVALU(NNZMAX) C REAL EPSILN, EPSSAV, THRESH C COMPLEX X (NZMAX2), Y (NZMAX2), 1 XTRUE (NZMAX2), YTRUE (NZMAX2), 2 XSAVE (NZMAX2), YSAVE (NZMAX2), 3 AVALUE(NAMAX) C C -------------------- C ... SUBPROGRAMS USED C -------------------- C REAL SDIFF C EXTERNAL TCXPYI, TCDTCI, TCDTUI, TCGTHR, TCGTHZ, 1 TCSCTR, SDIFF C C ================================================================== C ERRCNT = 0 C C ------------------------------------------------ C ... READ IN USER SPECIFIED INPUT FOR OUTPUT UNIT C ------------------------------------------------ C READ ( NIN, * ) NAMOUT READ ( NIN, * ) NOUT C C -------------------- C ... OPEN OUTPUT UNIT C -------------------- C OPEN ( UNIT = NOUT, FILE = NAMOUT, STATUS = 'NEW' ) C C ------------------------------ C ... READ IN REMAINDER OF INPUT C ------------------------------ C READ ( NIN, * ) ERRMAX READ ( NIN, * ) THRESH READ ( NIN, * ) NUMNZ C IF ( NUMNZ .GT. NNZMAX ) THEN ERRCNT = 1 WRITE ( NOUT, 1100 ) NUMNZ, NNZMAX GO TO 900 END IF C READ ( NIN, * ) ( NZVALU(I), I = 1, NUMNZ ) C READ ( NIN, * ) NUMA C IF ( NUMA .GT. NAMAX ) THEN ERRCNT = 1 WRITE ( NOUT, 1110 ) NUMA, NAMAX GO TO 900 END IF C READ ( NIN, * ) ( AVALUE(I), I = 1, NUMA ) C C ------------------------------ C ... PRINT USER SPECIFIED INPUT C ------------------------------ C WRITE ( NOUT, 1000 ) NAMOUT, NOUT, ERRMAX, THRESH WRITE ( NOUT, 1010 ) NUMNZ WRITE ( NOUT, 1020 ) ( NZVALU(I), I = 1, NUMNZ ) WRITE ( NOUT, 1030 ) NUMA WRITE ( NOUT, 1040 ) ( AVALUE(I), I = 1, NUMA ) C C ------------------------------- C ... VERIFY USER SPECIFIED INPUT C ------------------------------- C IF ( THRESH .LE. 0.0E0 ) THEN WRITE ( NOUT, 1130 ) THRESH THRESH = 10.0E0 END IF C IF ( NUMNZ .LE. 0 ) THEN WRITE ( NOUT, 1140 ) NUMNZ ERRCNT = 1 END IF C DO 100 I = 1, NUMNZ IF ( NZVALU(I) .GT. NZMAX ) THEN WRITE ( NOUT, 1150 ) I, NZVALU(I), NZMAX NZVALU(I) = NZMAX END IF 100 CONTINUE C IF ( ERRCNT .NE. 0 ) GO TO 900 C C --------------------------- C ... COMPUTE MACHINE EPSILON C --------------------------- C EPSILN = 1.0E0 EPSSAV = 1.0E0 C 200 IF ( SDIFF ( 1.0E0 + EPSILN, 1.0E0 ) .EQ. 0.0E0 ) GO TO 210 C EPSSAV = EPSILN EPSILN = EPSILN * .5E0 GO TO 200 C 210 EPSILN = EPSSAV C C ================================================================== C C ------------------------------------------ C ... TEST THE COMPLEX PRECISION SPARSE BLAS C ------------------------------------------ C C ------------------ C ... CERTIFY CAXPYI C ------------------ C CALL TCXPYI ( NOUT, EPSILN, THRESH, NZMAX2, 1 NUMNZ, NZVALU, NUMA, AVALUE , 2 X, XSAVE, XTRUE, Y, YSAVE, YTRUE, 3 INDX, INDXT, LIST, ERRCNT, ERRMAX ) C C ------------------ C ... CERTIFY CDOTCI C ------------------ C CALL TCDTCI ( NOUT, EPSILN, THRESH, NZMAX2, 1 NUMNZ, NZVALU, 2 X, XSAVE, XTRUE, Y, YSAVE, YTRUE, 3 INDX, INDXT, ERRCNT, ERRMAX ) C C ------------------ C ... CERTIFY CDOTUI C ------------------ C CALL TCDTUI ( NOUT, EPSILN, THRESH, NZMAX2, 1 NUMNZ, NZVALU, 2 X, XSAVE, XTRUE, Y, YSAVE, YTRUE, 3 INDX, INDXT, ERRCNT, ERRMAX ) C C ----------------- C ... CERTIFY CGTHR C ----------------- C CALL TCGTHR ( NOUT, NZMAX2, NUMNZ, NZVALU, 1 X, XSAVE, XTRUE, Y, YSAVE, YTRUE, 2 INDX, INDXT, ERRCNT, ERRMAX ) C C ------------------ C ... CERTIFY CGTHRZ C ------------------ C CALL TCGTHZ ( NOUT, NZMAX2, NUMNZ, NZVALU, 1 X, XSAVE, XTRUE, Y, YSAVE, YTRUE, 2 INDX, INDXT, ERRCNT, ERRMAX ) C C ----------------- C ... CERTIFY CSCTR C ----------------- C CALL TCSCTR ( NOUT, NZMAX2, NUMNZ, NZVALU, 1 X, XSAVE, XTRUE, Y, YSAVE, YTRUE, 2 INDX, INDXT, ERRCNT, ERRMAX ) C C ================================================================== C C ------------------------------------- C ... PRINT GLOBAL PASS OR FAIL MESSAGE C ------------------------------------- C 900 IF ( ERRCNT .EQ. 0 ) THEN WRITE ( NOUT, 2000 ) ELSE WRITE ( NOUT, 2100 ) ERRCNT END IF C C ----------------------------------------------------- C ... END OF CERTIFICATION PROGRAM FOR COMPLEX PRECISION C SPARSE BLAS C ----------------------------------------------------- C STOP C C ================================================================== C C ----------- C ... FORMATS C ----------- C 1000 FORMAT( '1' /// 1 5X, 'START OF CERTIFICATION PROGRAM FOR THE COMPLEX ', 2 'PRECISION SPARSE BLAS' 3 /5X, '-----------------------------------------------', 4 '---------------------' 5 //5X, 'NAME OF OUTPUT UNIT = ', A 6 /5X, 'NUMBER OF OUTPUT UNIT = ', I10 7 /5X, 'MAX. NO. OF PRINTED ERROR MESSAGES = ', I10 8 /5X, 'THRESHOLD VALUE OF TEST RATIO = ', F10.1 ) C 1010 FORMAT ( /5X, 'NUMBER OF VALUES OF NZ = ', I10 ) C 1020 FORMAT ( /5X, 'VALUES OF NZ = ', 10I5 ) C 1030 FORMAT ( /5X, 'NUMBER OF VALUES OF A = ', I10 ) C 1040 FORMAT ( /5X, 'VALUES OF A = ', 1 3 ( 2X, '(', 1PE13.4, ',', 1PE13.4, ')' ) ) C 1100 FORMAT ( /5X, 'USER SPECIFIED NUMBER OF TEST CASES FOR THE ', 1 'NUMBER OF NONZEROES EXCEEDS PROGRAM LIMIT.' 2 /5X, 'NUMBER SPECIFIED = ', I10, 2X, 'PROGRAM LIMIT =', 3 I10 ) C 1110 FORMAT ( /5X, 'USER SPECIFIED NUMBER OF TEST CASES FOR THE ', 1 'SCALAR A EXCEEDS PROGRAM LIMIT.' 2 /5X, 'NUMBER SPECIFIED = ', I10, 2X, 'PROGRAM LIMIT =', 3 I10 ) C 1130 FORMAT ( /5X, 'USER SPECIFIED VALUE FOR THRESHOLD IS ', 1PE15.5, 1 ' WHICH IS NONPOSITIVE. IT HAS BEEN RESET TO 10.') C 1140 FORMAT ( /5X, 'USER SPECIFIED NUMBER OF VALUES OF NZ IS ', I5, 1 ' WHICH IS NONPOSITIVE. NO TESTING WILL OCCUR.' ) C 1150 FORMAT ( /5X, 'THE ', I3, '-TH USER SPECIFIED VALUE OF NZ IS ', 1 I8, ' IS LARGER THAN THE MAXIMUM ALLOWABLE ', 2 'VALUE OF NZ. IT HAS BEEN RESET TO ', I5 ) C 2000 FORMAT ( /5X, 'COMPLEX PRECISION SPARSE BLAS HAVE PASSED ALL ', 1 'TESTS.' ) C 2100 FORMAT ( /5X, 'COMPLEX PRECISION SPARSE BLAS HAVE FAILED ', I10, 1 ' TESTS. SEE ABOVE PRINTED ERROR MESSAGES.' ) C C ================================================================== C END REAL FUNCTION SDIFF ( X, Y ) C C ================================================================== C C SDIFF IS USED BY THE MAIN PROGRAM TO COMPARE 1.0 + EPSILN WITH C 1.0. ITS SOLE USE IS TO FOOL AN OPTIMIZING COMPILER. C C ================================================================== C C ------------------------ C ... VARIABLE DECLARATION C ------------------------ C REAL X, Y C C ================================================================== C SDIFF = X - Y C C ================================================================== C RETURN END LOGICAL FUNCTION CVSAME ( N, CX, CY ) C C ================================================================== C C LOGICAL FUNCTION CVSAME DETERMINES IF THE VECTORS CX AND CY C AGREE EXACTLY WITH EACH OTHER. C C ================================================================== C C ------------------------ C ... VARIABLE DECLARATION C ------------------------ C INTEGER I, N C COMPLEX CX (*), CY (*) C C ================================================================== C CVSAME = .TRUE. C DO 10 I = 1, N IF ( CX(I) .NE. CY(I) ) THEN CVSAME = .FALSE. GO TO 20 ENDIF 10 CONTINUE C 20 RETURN END .