PROGRAM DCBLAT1 * Test program for the DOUBLE PRECISION Level 1 CBLAS. * Based upon the original CBLAS test routine together with: * F06EAF Example Program Text * .. Parameters .. INTEGER NOUT PARAMETER (NOUT=6) * .. Scalars in Common .. INTEGER ICASE, INCX, INCY, MODE, N LOGICAL PASS * .. Local Scalars .. DOUBLE PRECISION SFAC INTEGER IC * .. External Subroutines .. EXTERNAL CHECK0, CHECK1, CHECK2, CHECK3, HEADER * .. Common blocks .. COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS * .. Data statements .. DATA SFAC/9.765625D-4/ * .. Executable Statements .. WRITE (NOUT,99999) DO 20 IC = 1, 11 ICASE = IC CALL HEADER * * .. Initialize PASS, INCX, INCY, and MODE for a new case. .. * .. the value 9999 for INCX, INCY or MODE will appear in the .. * .. detailed output, if any, for cases that do not involve .. * .. these parameters .. * PASS = .TRUE. INCX = 9999 INCY = 9999 MODE = 9999 IF (ICASE.EQ.3) THEN CALL CHECK0(SFAC) ELSE IF (ICASE.EQ.7 .OR. ICASE.EQ.8 .OR. ICASE.EQ.9 .OR. + ICASE.EQ.10) THEN CALL CHECK1(SFAC) ELSE IF (ICASE.EQ.1 .OR. ICASE.EQ.2 .OR. ICASE.EQ.5 .OR. + ICASE.EQ.6) THEN CALL CHECK2(SFAC) ELSE IF (ICASE.EQ.4 .OR. ICASE.EQ.11) THEN CALL CHECK3(SFAC) END IF * -- Print IF (PASS) WRITE (NOUT,99998) 20 CONTINUE STOP * 99999 FORMAT (' Real CBLAS Test Program Results',/1X) 99998 FORMAT (' ----- PASS -----') END SUBROUTINE HEADER * .. Parameters .. INTEGER NOUT PARAMETER (NOUT=6) * .. Scalars in Common .. INTEGER ICASE, INCX, INCY, MODE, N LOGICAL PASS * .. Local Arrays .. CHARACTER*15 L(11) * .. Common blocks .. COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS * .. Data statements .. DATA L(1)/'CBLAS_DDOT'/ DATA L(2)/'CBLAS_DAXPY '/ DATA L(3)/'CBLAS_DROTG '/ DATA L(4)/'CBLAS_DROT '/ DATA L(5)/'CBLAS_DCOPY '/ DATA L(6)/'CBLAS_DSWAP '/ DATA L(7)/'CBLAS_DNRM2 '/ DATA L(8)/'CBLAS_DASUM '/ DATA L(9)/'CBLAS_DSCAL '/ DATA L(10)/'CBLAS_IDAMAX'/ DATA L(11)/'CBLAS_DROTM'/ * .. Executable Statements .. WRITE (NOUT,99999) ICASE, L(ICASE) RETURN * 99999 FORMAT (/' Test of subprogram number',I3,9X,A15) END SUBROUTINE CHECK0(SFAC) * .. Parameters .. INTEGER NOUT PARAMETER (NOUT=6) * .. Scalar Arguments .. DOUBLE PRECISION SFAC * .. Scalars in Common .. INTEGER ICASE, INCX, INCY, MODE, N LOGICAL PASS * .. Local Scalars .. DOUBLE PRECISION SA, SB, SC, SS INTEGER K * .. Local Arrays .. DOUBLE PRECISION DA1(8), DATRUE(8), DB1(8), DBTRUE(8), DC1(8), + DS1(8) * .. External Subroutines .. EXTERNAL DROTGTEST, STEST1 * .. Common blocks .. COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS * .. Data statements .. DATA DA1/0.3D0, 0.4D0, -0.3D0, -0.4D0, -0.3D0, 0.0D0, + 0.0D0, 1.0D0/ DATA DB1/0.4D0, 0.3D0, 0.4D0, 0.3D0, -0.4D0, 0.0D0, + 1.0D0, 0.0D0/ DATA DC1/0.6D0, 0.8D0, -0.6D0, 0.8D0, 0.6D0, 1.0D0, + 0.0D0, 1.0D0/ DATA DS1/0.8D0, 0.6D0, 0.8D0, -0.6D0, 0.8D0, 0.0D0, + 1.0D0, 0.0D0/ DATA DATRUE/0.5D0, 0.5D0, 0.5D0, -0.5D0, -0.5D0, + 0.0D0, 1.0D0, 1.0D0/ DATA DBTRUE/0.0D0, 0.6D0, 0.0D0, -0.6D0, 0.0D0, + 0.0D0, 1.0D0, 0.0D0/ * .. Executable Statements .. * * Compute true values which cannot be prestored * in decimal notation * DBTRUE(1) = 1.0D0/0.6D0 DBTRUE(3) = -1.0D0/0.6D0 DBTRUE(5) = 1.0D0/0.6D0 * DO 20 K = 1, 8 * .. Set N=K for identification in output if any .. N = K IF (ICASE.EQ.3) THEN * .. DROTGTEST .. IF (K.GT.8) GO TO 40 SA = DA1(K) SB = DB1(K) CALL DROTGTEST(SA,SB,SC,SS) CALL STEST1(SA,DATRUE(K),DATRUE(K),SFAC) CALL STEST1(SB,DBTRUE(K),DBTRUE(K),SFAC) CALL STEST1(SC,DC1(K),DC1(K),SFAC) CALL STEST1(SS,DS1(K),DS1(K),SFAC) ELSE WRITE (NOUT,*) ' Shouldn''t be here in CHECK0' STOP END IF 20 CONTINUE 40 RETURN END SUBROUTINE CHECK1(SFAC) * .. Parameters .. INTEGER NOUT PARAMETER (NOUT=6) * .. Scalar Arguments .. DOUBLE PRECISION SFAC * .. Scalars in Common .. INTEGER ICASE, INCX, INCY, MODE, N LOGICAL PASS * .. Local Scalars .. INTEGER I, LEN, NP1 * .. Local Arrays .. DOUBLE PRECISION DTRUE1(5), DTRUE3(5), DTRUE5(8,5,2), DV(8,5,2), + SA(10), STEMP(1), STRUE(8), SX(8) INTEGER ITRUE2(5) * .. External Functions .. DOUBLE PRECISION DASUMTEST, DNRM2TEST INTEGER IDAMAXTEST EXTERNAL DASUMTEST, DNRM2TEST, IDAMAXTEST * .. External Subroutines .. EXTERNAL ITEST1, DSCALTEST, STEST, STEST1 * .. Intrinsic Functions .. INTRINSIC MAX * .. Common blocks .. COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS * .. Data statements .. DATA SA/0.3D0, -1.0D0, 0.0D0, 1.0D0, 0.3D0, 0.3D0, + 0.3D0, 0.3D0, 0.3D0, 0.3D0/ DATA DV/0.1D0, 2.0D0, 2.0D0, 2.0D0, 2.0D0, 2.0D0, + 2.0D0, 2.0D0, 0.3D0, 3.0D0, 3.0D0, 3.0D0, 3.0D0, + 3.0D0, 3.0D0, 3.0D0, 0.3D0, -0.4D0, 4.0D0, + 4.0D0, 4.0D0, 4.0D0, 4.0D0, 4.0D0, 0.2D0, + -0.6D0, 0.3D0, 5.0D0, 5.0D0, 5.0D0, 5.0D0, + 5.0D0, 0.1D0, -0.3D0, 0.5D0, -0.1D0, 6.0D0, + 6.0D0, 6.0D0, 6.0D0, 0.1D0, 8.0D0, 8.0D0, 8.0D0, + 8.0D0, 8.0D0, 8.0D0, 8.0D0, 0.3D0, 9.0D0, 9.0D0, + 9.0D0, 9.0D0, 9.0D0, 9.0D0, 9.0D0, 0.3D0, 2.0D0, + -0.4D0, 2.0D0, 2.0D0, 2.0D0, 2.0D0, 2.0D0, + 0.2D0, 3.0D0, -0.6D0, 5.0D0, 0.3D0, 2.0D0, + 2.0D0, 2.0D0, 0.1D0, 4.0D0, -0.3D0, 6.0D0, + -0.5D0, 7.0D0, -0.1D0, 3.0D0/ DATA DTRUE1/0.0D0, 0.3D0, 0.5D0, 0.7D0, 0.6D0/ DATA DTRUE3/0.0D0, 0.3D0, 0.7D0, 1.1D0, 1.0D0/ DATA DTRUE5/0.10D0, 2.0D0, 2.0D0, 2.0D0, 2.0D0, + 2.0D0, 2.0D0, 2.0D0, -0.3D0, 3.0D0, 3.0D0, + 3.0D0, 3.0D0, 3.0D0, 3.0D0, 3.0D0, 0.0D0, 0.0D0, + 4.0D0, 4.0D0, 4.0D0, 4.0D0, 4.0D0, 4.0D0, + 0.20D0, -0.60D0, 0.30D0, 5.0D0, 5.0D0, 5.0D0, + 5.0D0, 5.0D0, 0.03D0, -0.09D0, 0.15D0, -0.03D0, + 6.0D0, 6.0D0, 6.0D0, 6.0D0, 0.10D0, 8.0D0, + 8.0D0, 8.0D0, 8.0D0, 8.0D0, 8.0D0, 8.0D0, + 0.09D0, 9.0D0, 9.0D0, 9.0D0, 9.0D0, 9.0D0, + 9.0D0, 9.0D0, 0.09D0, 2.0D0, -0.12D0, 2.0D0, + 2.0D0, 2.0D0, 2.0D0, 2.0D0, 0.06D0, 3.0D0, + -0.18D0, 5.0D0, 0.09D0, 2.0D0, 2.0D0, 2.0D0, + 0.03D0, 4.0D0, -0.09D0, 6.0D0, -0.15D0, 7.0D0, + -0.03D0, 3.0D0/ DATA ITRUE2/0, 1, 2, 2, 3/ * .. Executable Statements .. DO 80 INCX = 1, 2 DO 60 NP1 = 1, 5 N = NP1 - 1 LEN = 2*MAX(N,1) * .. Set vector arguments .. DO 20 I = 1, LEN SX(I) = DV(I,NP1,INCX) 20 CONTINUE * IF (ICASE.EQ.7) THEN * .. DNRM2TEST .. STEMP(1) = DTRUE1(NP1) CALL STEST1(DNRM2TEST(N,SX,INCX),STEMP(1),STEMP,SFAC) ELSE IF (ICASE.EQ.8) THEN * .. DASUMTEST .. STEMP(1) = DTRUE3(NP1) CALL STEST1(DASUMTEST(N,SX,INCX),STEMP(1),STEMP,SFAC) ELSE IF (ICASE.EQ.9) THEN * .. DSCALTEST .. CALL DSCALTEST(N,SA((INCX-1)*5+NP1),SX,INCX) DO 40 I = 1, LEN STRUE(I) = DTRUE5(I,NP1,INCX) 40 CONTINUE CALL STEST(LEN,SX,STRUE,STRUE,SFAC) ELSE IF (ICASE.EQ.10) THEN * .. IDAMAXTEST .. CALL ITEST1(IDAMAXTEST(N,SX,INCX),ITRUE2(NP1)) ELSE WRITE (NOUT,*) ' Shouldn''t be here in CHECK1' STOP END IF 60 CONTINUE 80 CONTINUE RETURN END SUBROUTINE CHECK2(SFAC) * .. Parameters .. INTEGER NOUT PARAMETER (NOUT=6) * .. Scalar Arguments .. DOUBLE PRECISION SFAC * .. Scalars in Common .. INTEGER ICASE, INCX, INCY, MODE, N LOGICAL PASS * .. Local Scalars .. DOUBLE PRECISION SA INTEGER I, J, KI, KN, KSIZE, LENX, LENY, MX, MY * .. Local Arrays .. DOUBLE PRECISION DT10X(7,4,4), DT10Y(7,4,4), DT7(4,4), + DT8(7,4,4), DX1(7), + DY1(7), SSIZE1(4), SSIZE2(14,2), STX(7), STY(7), + SX(7), SY(7) INTEGER INCXS(4), INCYS(4), LENS(4,2), NS(4) * .. External Functions .. EXTERNAL DDOTTEST DOUBLE PRECISION DDOTTEST * .. External Subroutines .. EXTERNAL DAXPYTEST, DCOPYTEST, DSWAPTEST, STEST, STEST1 * .. Intrinsic Functions .. INTRINSIC ABS, MIN * .. Common blocks .. COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS * .. Data statements .. DATA SA/0.3D0/ DATA INCXS/1, 2, -2, -1/ DATA INCYS/1, -2, 1, -2/ DATA LENS/1, 1, 2, 4, 1, 1, 3, 7/ DATA NS/0, 1, 2, 4/ DATA DX1/0.6D0, 0.1D0, -0.5D0, 0.8D0, 0.9D0, -0.3D0, + -0.4D0/ DATA DY1/0.5D0, -0.9D0, 0.3D0, 0.7D0, -0.6D0, 0.2D0, + 0.8D0/ DATA DT7/0.0D0, 0.30D0, 0.21D0, 0.62D0, 0.0D0, + 0.30D0, -0.07D0, 0.85D0, 0.0D0, 0.30D0, -0.79D0, + -0.74D0, 0.0D0, 0.30D0, 0.33D0, 1.27D0/ DATA DT8/0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.68D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.0D0, 0.68D0, -0.87D0, 0.0D0, 0.0D0, + 0.0D0, 0.0D0, 0.0D0, 0.68D0, -0.87D0, 0.15D0, + 0.94D0, 0.0D0, 0.0D0, 0.0D0, 0.5D0, 0.0D0, + 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.68D0, + 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.35D0, -0.9D0, 0.48D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.38D0, -0.9D0, 0.57D0, 0.7D0, -0.75D0, + 0.2D0, 0.98D0, 0.5D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.0D0, 0.0D0, 0.68D0, 0.0D0, 0.0D0, + 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.35D0, -0.72D0, + 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.38D0, + -0.63D0, 0.15D0, 0.88D0, 0.0D0, 0.0D0, 0.0D0, + 0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.68D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.68D0, -0.9D0, 0.33D0, 0.0D0, 0.0D0, + 0.0D0, 0.0D0, 0.68D0, -0.9D0, 0.33D0, 0.7D0, + -0.75D0, 0.2D0, 1.04D0/ DATA DT10X/0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.5D0, -0.9D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.0D0, 0.5D0, -0.9D0, 0.3D0, 0.7D0, + 0.0D0, 0.0D0, 0.0D0, 0.6D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.0D0, 0.0D0, 0.5D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.0D0, 0.0D0, 0.3D0, 0.1D0, 0.5D0, 0.0D0, + 0.0D0, 0.0D0, 0.0D0, 0.8D0, 0.1D0, -0.6D0, + 0.8D0, 0.3D0, -0.3D0, 0.5D0, 0.6D0, 0.0D0, + 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.5D0, 0.0D0, + 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, -0.9D0, + 0.1D0, 0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.7D0, + 0.1D0, 0.3D0, 0.8D0, -0.9D0, -0.3D0, 0.5D0, + 0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.5D0, 0.3D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.5D0, 0.3D0, -0.6D0, 0.8D0, 0.0D0, 0.0D0, + 0.0D0/ DATA DT10Y/0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.6D0, 0.1D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.6D0, 0.1D0, -0.5D0, 0.8D0, 0.0D0, + 0.0D0, 0.0D0, 0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.0D0, 0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.0D0, -0.5D0, -0.9D0, 0.6D0, 0.0D0, + 0.0D0, 0.0D0, 0.0D0, -0.4D0, -0.9D0, 0.9D0, + 0.7D0, -0.5D0, 0.2D0, 0.6D0, 0.5D0, 0.0D0, + 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.6D0, 0.0D0, + 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, -0.5D0, + 0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + -0.4D0, 0.9D0, -0.5D0, 0.6D0, 0.0D0, 0.0D0, + 0.0D0, 0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.6D0, -0.9D0, 0.1D0, 0.0D0, 0.0D0, + 0.0D0, 0.0D0, 0.6D0, -0.9D0, 0.1D0, 0.7D0, + -0.5D0, 0.2D0, 0.8D0/ DATA SSIZE1/0.0D0, 0.3D0, 1.6D0, 3.2D0/ DATA SSIZE2/0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 1.17D0, 1.17D0, 1.17D0, 1.17D0, 1.17D0, + 1.17D0, 1.17D0, 1.17D0, 1.17D0, 1.17D0, 1.17D0, + 1.17D0, 1.17D0, 1.17D0/ * .. Executable Statements .. * DO 120 KI = 1, 4 INCX = INCXS(KI) INCY = INCYS(KI) MX = ABS(INCX) MY = ABS(INCY) * DO 100 KN = 1, 4 N = NS(KN) KSIZE = MIN(2,KN) LENX = LENS(KN,MX) LENY = LENS(KN,MY) * .. Initialize all argument arrays .. DO 20 I = 1, 7 SX(I) = DX1(I) SY(I) = DY1(I) 20 CONTINUE * IF (ICASE.EQ.1) THEN * .. DDOTTEST .. CALL STEST1(DDOTTEST(N,SX,INCX,SY,INCY),DT7(KN,KI), + SSIZE1(KN),SFAC) ELSE IF (ICASE.EQ.2) THEN * .. DAXPYTEST .. CALL DAXPYTEST(N,SA,SX,INCX,SY,INCY) DO 40 J = 1, LENY STY(J) = DT8(J,KN,KI) 40 CONTINUE CALL STEST(LENY,SY,STY,SSIZE2(1,KSIZE),SFAC) ELSE IF (ICASE.EQ.5) THEN * .. DCOPYTEST .. DO 60 I = 1, 7 STY(I) = DT10Y(I,KN,KI) 60 CONTINUE CALL DCOPYTEST(N,SX,INCX,SY,INCY) CALL STEST(LENY,SY,STY,SSIZE2(1,1),1.0D0) ELSE IF (ICASE.EQ.6) THEN * .. DSWAPTEST .. CALL DSWAPTEST(N,SX,INCX,SY,INCY) DO 80 I = 1, 7 STX(I) = DT10X(I,KN,KI) STY(I) = DT10Y(I,KN,KI) 80 CONTINUE CALL STEST(LENX,SX,STX,SSIZE2(1,1),1.0D0) CALL STEST(LENY,SY,STY,SSIZE2(1,1),1.0D0) ELSE WRITE (NOUT,*) ' Shouldn''t be here in CHECK2' STOP END IF 100 CONTINUE 120 CONTINUE RETURN END SUBROUTINE CHECK3(SFAC) * .. Parameters .. INTEGER NOUT PARAMETER (NOUT=6) * .. Scalar Arguments .. DOUBLE PRECISION SFAC * .. Scalars in Common .. INTEGER ICASE, INCX, INCY, MODE, N LOGICAL PASS * .. Local Scalars .. DOUBLE PRECISION SC, SS INTEGER I, KI, KN, KSIZE, LEN * .. Local Arrays .. DOUBLE PRECISION DX(10), DY(10), SSIZE2(10,2), STX(10), + STY(10), SX(10), SY(10), + PARAM(5, 4), DPARAM(5) INTEGER INCXS(7), INCYS(7), NS(5) * .. External Subroutines .. EXTERNAL STEST, DROTTEST, DROT * .. Intrinsic Functions .. INTRINSIC MIN * .. Common blocks .. COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS * .. Data statements .. DATA INCXS/1, 1, 2, 2, -2, -1, -2/ DATA INCYS/1, 2, 2, -2, 1, -2, -2/ DATA NS/0, 1, 2, 4, 5/ DATA DX/0.6D0, 0.1D0, -0.5D0, 0.8D0, 0.9D0, -0.3D0, + -0.4D0, 0.7D0, 0.5D0, 0.2D0/ DATA DY/0.5D0, -0.9D0, 0.3D0, 0.7D0, -0.6D0, 0.2D0, + 0.8D0, -0.5D0, 0.1D0, -0.3D0/ DATA SC, SS/0.8D0, 0.6D0/ DATA LEN/10/ DATA PARAM/-2.0D0, 1.0D0, 0.0D0, 0.0D0, 1.0D0, + -1.0D0, 0.2D0, 0.3D0, 0.4D0, 0.5D0, + 0.0D0, 1.0D0, 0.3D0, 0.4D0, 1.0D0, + 1.0D0, 0.2D0, -1.0D0, 1.0D0, 0.5D0/ DATA SSIZE2/0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, + 0.0D0, 0.0D0, 0.0D0, 0.0D0, 1.17D0, 1.17D0, + 1.17D0, 1.17D0, 1.17D0, 1.17D0, 1.17D0, 1.17D0, + 1.17D0, 1.17D0/ * .. Executable Statements .. * DO 60 KI = 1, 7 INCX = INCXS(KI) INCY = INCYS(KI) * DO 40 KN = 1, 5 N = NS(KN) KSIZE = MIN(2,KN) * IF (ICASE.EQ.4) THEN * .. DROTTEST .. DO 20 I = 1, 10 SX(I) = DX(I) SY(I) = DY(I) STX(I) = DX(I) STY(I) = DY(I) 20 CONTINUE CALL DROTTEST(N,SX,INCX,SY,INCY,SC,SS) CALL DROT(N,STX,INCX,STY,INCY,SC,SS) CALL STEST(LEN,SX,STX,SSIZE2(1,KSIZE),SFAC) CALL STEST(LEN,SY,STY,SSIZE2(1,KSIZE),SFAC) ELSE IF (ICASE.EQ.11) THEN * .. DROTMTEST .. DO 90 I = 1, 10 SX(I) = DX(I) SY(I) = DY(I) STX(I) = DX(I) STY(I) = DY(I) 90 CONTINUE DO 70 I = 1, 4 DO 80 K = 1, 5 DPARAM(K) = PARAM(K,I) 80 CONTINUE CALL DROTMTEST(N,SX,INCX,SY,INCY,DPARAM) CALL DROTM(N,STX,INCX,STY,INCY,DPARAM) CALL STEST(LEN,SX,STX,SSIZE2(1,KSIZE),SFAC) CALL STEST(LEN,SY,STY,SSIZE2(1,KSIZE),SFAC) 70 CONTINUE ELSE WRITE (NOUT,*) ' Shouldn''t be here in CHECK3' STOP END IF 40 CONTINUE 60 CONTINUE RETURN END SUBROUTINE STEST(LEN,SCOMP,STRUE,SSIZE,SFAC) * ********************************* STEST ************************** * * THIS SUBR COMPARES ARRAYS SCOMP() AND STRUE() OF LENGTH LEN TO * SEE IF THE TERM BY TERM DIFFERENCES, MULTIPLIED BY SFAC, ARE * NEGLIGIBLE. * * C. L. LAWSON, JPL, 1974 DEC 10 * * .. Parameters .. INTEGER NOUT PARAMETER (NOUT=6) * .. Scalar Arguments .. DOUBLE PRECISION SFAC INTEGER LEN * .. Array Arguments .. DOUBLE PRECISION SCOMP(LEN), SSIZE(LEN), STRUE(LEN) * .. Scalars in Common .. INTEGER ICASE, INCX, INCY, MODE, N LOGICAL PASS * .. Local Scalars .. DOUBLE PRECISION SD INTEGER I * .. External Functions .. DOUBLE PRECISION SDIFF EXTERNAL SDIFF * .. Intrinsic Functions .. INTRINSIC ABS * .. Common blocks .. COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS * .. Executable Statements .. * DO 40 I = 1, LEN SD = SCOMP(I) - STRUE(I) IF (SDIFF(ABS(SSIZE(I))+ABS(SFAC*SD),ABS(SSIZE(I))).EQ.0.0D0) + GO TO 40 * * HERE SCOMP(I) IS NOT CLOSE TO STRUE(I). * IF ( .NOT. PASS) GO TO 20 * PRINT FAIL MESSAGE AND HEADER. PASS = .FALSE. WRITE (NOUT,99999) WRITE (NOUT,99998) 20 WRITE (NOUT,99997) ICASE, N, INCX, INCY, MODE, I, SCOMP(I), + STRUE(I), SD, SSIZE(I) 40 CONTINUE RETURN * 99999 FORMAT (' FAIL') 99998 FORMAT (/' CASE N INCX INCY MODE I ', + ' COMP(I) TRUE(I) DIFFERENCE', + ' SIZE(I)',/1X) 99997 FORMAT (1X,I4,I3,3I5,I3,2D36.8,2D12.4) END SUBROUTINE STEST1(SCOMP1,STRUE1,SSIZE,SFAC) * ************************* STEST1 ***************************** * * THIS IS AN INTERFACE SUBROUTINE TO ACCOMMODATE THE FORTRAN * REQUIREMENT THAT WHEN A DUMMY ARGUMENT IS AN ARRAY, THE * ACTUAL ARGUMENT MUST ALSO BE AN ARRAY OR AN ARRAY ELEMENT. * * C.L. LAWSON, JPL, 1978 DEC 6 * * .. Scalar Arguments .. DOUBLE PRECISION SCOMP1, SFAC, STRUE1 * .. Array Arguments .. DOUBLE PRECISION SSIZE(*) * .. Local Arrays .. DOUBLE PRECISION SCOMP(1), STRUE(1) * .. External Subroutines .. EXTERNAL STEST * .. Executable Statements .. * SCOMP(1) = SCOMP1 STRUE(1) = STRUE1 CALL STEST(1,SCOMP,STRUE,SSIZE,SFAC) * RETURN END DOUBLE PRECISION FUNCTION SDIFF(SA,SB) * ********************************* SDIFF ************************** * COMPUTES DIFFERENCE OF TWO NUMBERS. C. L. LAWSON, JPL 1974 FEB 15 * * .. Scalar Arguments .. DOUBLE PRECISION SA, SB * .. Executable Statements .. SDIFF = SA - SB RETURN END SUBROUTINE ITEST1(ICOMP,ITRUE) * ********************************* ITEST1 ************************* * * THIS SUBROUTINE COMPARES THE VARIABLES ICOMP AND ITRUE FOR * EQUALITY. * C. L. LAWSON, JPL, 1974 DEC 10 * * .. Parameters .. INTEGER NOUT PARAMETER (NOUT=6) * .. Scalar Arguments .. INTEGER ICOMP, ITRUE * .. Scalars in Common .. INTEGER ICASE, INCX, INCY, MODE, N LOGICAL PASS * .. Local Scalars .. INTEGER ID * .. Common blocks .. COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS * .. Executable Statements .. * IF (ICOMP.EQ.ITRUE) GO TO 40 * * HERE ICOMP IS NOT EQUAL TO ITRUE. * IF ( .NOT. PASS) GO TO 20 * PRINT FAIL MESSAGE AND HEADER. PASS = .FALSE. WRITE (NOUT,99999) WRITE (NOUT,99998) 20 ID = ICOMP - ITRUE WRITE (NOUT,99997) ICASE, N, INCX, INCY, MODE, ICOMP, ITRUE, ID 40 CONTINUE RETURN * 99999 FORMAT (' FAIL') 99998 FORMAT (/' CASE N INCX INCY MODE ', + ' COMP TRUE DIFFERENCE', + /1X) 99997 FORMAT (1X,I4,I3,3I5,2I36,I12) END SUBROUTINE DROT(N,DX,INCX,DY,INCY,C,S) * .. Scalar Arguments .. DOUBLE PRECISION C,S INTEGER INCX,INCY,N * .. * .. Array Arguments .. DOUBLE PRECISION DX(*),DY(*) * .. * applies a plane rotation. * jack dongarra, linpack, 3/11/78. * modified 12/3/93, array(1) declarations changed to array(*) * * .. Local Scalars .. DOUBLE PRECISION DTEMP INTEGER I,IX,IY * .. IF (N.LE.0) RETURN IF (INCX.EQ.1 .AND. INCY.EQ.1) GO TO 20 IX = 1 IY = 1 IF (INCX.LT.0) IX = (-N+1)*INCX + 1 IF (INCY.LT.0) IY = (-N+1)*INCY + 1 DO 10 I = 1,N DTEMP = C*DX(IX) + S*DY(IY) DY(IY) = C*DY(IY) - S*DX(IX) DX(IX) = DTEMP IX = IX + INCX IY = IY + INCY 10 CONTINUE RETURN 20 DO 30 I = 1,N DTEMP = C*DX(I) + S*DY(I) DY(I) = C*DY(I) - S*DX(I) DX(I) = DTEMP 30 CONTINUE RETURN END SUBROUTINE drotm(N,DX,INCX,DY,INCY,DPARAM) * * -- Reference BLAS level1 routine (version 3.8.0) -- * -- Reference BLAS is a software package provided by Univ. of Tennessee, -- * -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..-- * November 2017 * * .. Scalar Arguments .. INTEGER INCX,INCY,N * .. * .. Array Arguments .. DOUBLE PRECISION DPARAM(5),DX(*),DY(*) * .. * * ===================================================================== * * .. Local Scalars .. DOUBLE PRECISION DFLAG,DH11,DH12,DH21,DH22,TWO,W,Z,ZERO INTEGER I,KX,KY,NSTEPS * .. * .. Data statements .. DATA zero,two/0.d0,2.d0/ * .. * dflag = dparam(1) IF (n.LE.0 .OR. (dflag+two.EQ.zero)) RETURN IF (incx.EQ.incy.AND.incx.GT.0) THEN * nsteps = n*incx IF (dflag.LT.zero) THEN dh11 = dparam(2) dh12 = dparam(4) dh21 = dparam(3) dh22 = dparam(5) DO i = 1,nsteps,incx w = dx(i) z = dy(i) dx(i) = w*dh11 + z*dh12 dy(i) = w*dh21 + z*dh22 END DO ELSE IF (dflag.EQ.zero) THEN dh12 = dparam(4) dh21 = dparam(3) DO i = 1,nsteps,incx w = dx(i) z = dy(i) dx(i) = w + z*dh12 dy(i) = w*dh21 + z END DO ELSE dh11 = dparam(2) dh22 = dparam(5) DO i = 1,nsteps,incx w = dx(i) z = dy(i) dx(i) = w*dh11 + z dy(i) = -w + dh22*z END DO END IF ELSE kx = 1 ky = 1 IF (incx.LT.0) kx = 1 + (1-n)*incx IF (incy.LT.0) ky = 1 + (1-n)*incy * IF (dflag.LT.zero) THEN dh11 = dparam(2) dh12 = dparam(4) dh21 = dparam(3) dh22 = dparam(5) DO i = 1,n w = dx(kx) z = dy(ky) dx(kx) = w*dh11 + z*dh12 dy(ky) = w*dh21 + z*dh22 kx = kx + incx ky = ky + incy END DO ELSE IF (dflag.EQ.zero) THEN dh12 = dparam(4) dh21 = dparam(3) DO i = 1,n w = dx(kx) z = dy(ky) dx(kx) = w + z*dh12 dy(ky) = w*dh21 + z kx = kx + incx ky = ky + incy END DO ELSE dh11 = dparam(2) dh22 = dparam(5) DO i = 1,n w = dx(kx) z = dy(ky) dx(kx) = w*dh11 + z dy(ky) = -w + dh22*z kx = kx + incx ky = ky + incy END DO END IF END IF RETURN END