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dblat1.f
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*> \brief \b DBLAT1
*
* =========== DOCUMENTATION ===========
*
* Online html documentation available at
* http://www.netlib.org/lapack/explore-html/
*
* Definition:
* ===========
*
* PROGRAM DBLAT1
*
*
*> \par Purpose:
* =============
*>
*> \verbatim
*>
*> Test program for the DOUBLE PRECISION Level 1 BLAS.
*>
*> Based upon the original BLAS test routine together with:
*> F06EAF Example Program Text
*> \endverbatim
*
* Authors:
* ========
*
*> \author Univ. of Tennessee
*> \author Univ. of California Berkeley
*> \author Univ. of Colorado Denver
*> \author NAG Ltd.
*
*> \date April 2012
*
*> \ingroup double_blas_testing
*
* =====================================================================
PROGRAM DBLAT1
*
* -- Reference BLAS test 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..--
* April 2012
*
* =====================================================================
*
* .. Parameters ..
INTEGER NOUT
PARAMETER (NOUT=6)
* .. Scalars in Common ..
INTEGER ICASE, INCX, INCY, 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, PASS
* .. Data statements ..
DATA SFAC/9.765625D-4/
* .. Executable Statements ..
WRITE (NOUT,99999)
DO 20 IC = 1, 13
ICASE = IC
CALL HEADER
*
* .. Initialize PASS, INCX, and INCY for a new case. ..
* .. the value 9999 for INCX or INCY will appear in the ..
* .. detailed output, if any, for cases that do not involve ..
* .. these parameters ..
*
PASS = .TRUE.
INCX = 9999
INCY = 9999
IF (ICASE.EQ.3 .OR. ICASE.EQ.11) 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 .OR. ICASE.EQ.12 .OR. ICASE.EQ.13) THEN
CALL CHECK2(SFAC)
ELSE IF (ICASE.EQ.4) THEN
CALL CHECK3(SFAC)
END IF
* -- Print
IF (PASS) WRITE (NOUT,99998)
20 CONTINUE
STOP
*
99999 FORMAT (' Real BLAS Test Program Results',/1X)
99998 FORMAT (' ----- PASS -----')
END
SUBROUTINE HEADER
* .. Parameters ..
INTEGER NOUT
PARAMETER (NOUT=6)
* .. Scalars in Common ..
INTEGER ICASE, INCX, INCY, N
LOGICAL PASS
* .. Local Arrays ..
CHARACTER*6 L(13)
* .. Common blocks ..
COMMON /COMBLA/ICASE, N, INCX, INCY, PASS
* .. Data statements ..
DATA L(1)/' DDOT '/
DATA L(2)/'DAXPY '/
DATA L(3)/'DROTG '/
DATA L(4)/' DROT '/
DATA L(5)/'DCOPY '/
DATA L(6)/'DSWAP '/
DATA L(7)/'DNRM2 '/
DATA L(8)/'DASUM '/
DATA L(9)/'DSCAL '/
DATA L(10)/'IDAMAX'/
DATA L(11)/'DROTMG'/
DATA L(12)/'DROTM '/
DATA L(13)/'DSDOT '/
* .. Executable Statements ..
WRITE (NOUT,99999) ICASE, L(ICASE)
RETURN
*
99999 FORMAT (/' Test of subprogram number',I3,12X,A6)
END
SUBROUTINE CHECK0(SFAC)
* .. Parameters ..
INTEGER NOUT
PARAMETER (NOUT=6)
* .. Scalar Arguments ..
DOUBLE PRECISION SFAC
* .. Scalars in Common ..
INTEGER ICASE, INCX, INCY, N
LOGICAL PASS
* .. Local Scalars ..
DOUBLE PRECISION SA, SB, SC, SS, D12
INTEGER I, K
* .. Local Arrays ..
DOUBLE PRECISION DA1(8), DATRUE(8), DB1(8), DBTRUE(8), DC1(8),
$ DS1(8), DAB(4,9), DTEMP(9), DTRUE(9,9)
* .. External Subroutines ..
EXTERNAL DROTG, DROTMG, STEST, STEST1
* .. Common blocks ..
COMMON /COMBLA/ICASE, N, INCX, INCY, 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/
* INPUT FOR MODIFIED GIVENS
DATA DAB/ .1D0,.3D0,1.2D0,.2D0,
A .7D0, .2D0, .6D0, 4.2D0,
B 0.D0,0.D0,0.D0,0.D0,
C 4.D0, -1.D0, 2.D0, 4.D0,
D 6.D-10, 2.D-2, 1.D5, 10.D0,
E 4.D10, 2.D-2, 1.D-5, 10.D0,
F 2.D-10, 4.D-2, 1.D5, 10.D0,
G 2.D10, 4.D-2, 1.D-5, 10.D0,
H 4.D0, -2.D0, 8.D0, 4.D0 /
* TRUE RESULTS FOR MODIFIED GIVENS
DATA DTRUE/0.D0,0.D0, 1.3D0, .2D0, 0.D0,0.D0,0.D0, .5D0, 0.D0,
A 0.D0,0.D0, 4.5D0, 4.2D0, 1.D0, .5D0, 0.D0,0.D0,0.D0,
B 0.D0,0.D0,0.D0,0.D0, -2.D0, 0.D0,0.D0,0.D0,0.D0,
C 0.D0,0.D0,0.D0, 4.D0, -1.D0, 0.D0,0.D0,0.D0,0.D0,
D 0.D0, 15.D-3, 0.D0, 10.D0, -1.D0, 0.D0, -1.D-4,
E 0.D0, 1.D0,
F 0.D0,0.D0, 6144.D-5, 10.D0, -1.D0, 4096.D0, -1.D6,
G 0.D0, 1.D0,
H 0.D0,0.D0,15.D0,10.D0,-1.D0, 5.D-5, 0.D0,1.D0,0.D0,
I 0.D0,0.D0, 15.D0, 10.D0, -1. D0, 5.D5, -4096.D0,
J 1.D0, 4096.D-6,
K 0.D0,0.D0, 7.D0, 4.D0, 0.D0,0.D0, -.5D0, -.25D0, 0.D0/
* 4096 = 2 ** 12
DATA D12 /4096.D0/
DTRUE(1,1) = 12.D0 / 130.D0
DTRUE(2,1) = 36.D0 / 130.D0
DTRUE(7,1) = -1.D0 / 6.D0
DTRUE(1,2) = 14.D0 / 75.D0
DTRUE(2,2) = 49.D0 / 75.D0
DTRUE(9,2) = 1.D0 / 7.D0
DTRUE(1,5) = 45.D-11 * (D12 * D12)
DTRUE(3,5) = 4.D5 / (3.D0 * D12)
DTRUE(6,5) = 1.D0 / D12
DTRUE(8,5) = 1.D4 / (3.D0 * D12)
DTRUE(1,6) = 4.D10 / (1.5D0 * D12 * D12)
DTRUE(2,6) = 2.D-2 / 1.5D0
DTRUE(8,6) = 5.D-7 * D12
DTRUE(1,7) = 4.D0 / 150.D0
DTRUE(2,7) = (2.D-10 / 1.5D0) * (D12 * D12)
DTRUE(7,7) = -DTRUE(6,5)
DTRUE(9,7) = 1.D4 / D12
DTRUE(1,8) = DTRUE(1,7)
DTRUE(2,8) = 2.D10 / (1.5D0 * D12 * D12)
DTRUE(1,9) = 32.D0 / 7.D0
DTRUE(2,9) = -16.D0 / 7.D0
* .. 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
* .. DROTG ..
IF (K.GT.8) GO TO 40
SA = DA1(K)
SB = DB1(K)
CALL DROTG(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)
ELSEIF (ICASE.EQ.11) THEN
* .. DROTMG ..
DO I=1,4
DTEMP(I)= DAB(I,K)
DTEMP(I+4) = 0.0
END DO
DTEMP(9) = 0.0
CALL DROTMG(DTEMP(1),DTEMP(2),DTEMP(3),DTEMP(4),DTEMP(5))
CALL STEST(9,DTEMP,DTRUE(1,K),DTRUE(1,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, 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 DASUM, DNRM2
INTEGER IDAMAX
EXTERNAL DASUM, DNRM2, IDAMAX
* .. External Subroutines ..
EXTERNAL ITEST1, DSCAL, STEST, STEST1
* .. Intrinsic Functions ..
INTRINSIC MAX
* .. Common blocks ..
COMMON /COMBLA/ICASE, N, INCX, INCY, 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
* .. DNRM2 ..
STEMP(1) = DTRUE1(NP1)
CALL STEST1(DNRM2(N,SX,INCX),STEMP(1),STEMP,SFAC)
ELSE IF (ICASE.EQ.8) THEN
* .. DASUM ..
STEMP(1) = DTRUE3(NP1)
CALL STEST1(DASUM(N,SX,INCX),STEMP(1),STEMP,SFAC)
ELSE IF (ICASE.EQ.9) THEN
* .. DSCAL ..
CALL DSCAL(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
* .. IDAMAX ..
CALL ITEST1(IDAMAX(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, N
LOGICAL PASS
* .. Local Scalars ..
DOUBLE PRECISION SA
INTEGER I, J, KI, KN, KNI, KPAR, 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), SSIZE(7),
$ STX(7), STY(7), SX(7), SY(7),
$ DPAR(5,4), DT19X(7,4,16),DT19XA(7,4,4),
$ DT19XB(7,4,4), DT19XC(7,4,4),DT19XD(7,4,4),
$ DT19Y(7,4,16), DT19YA(7,4,4),DT19YB(7,4,4),
$ DT19YC(7,4,4), DT19YD(7,4,4), DTEMP(5)
INTEGER INCXS(4), INCYS(4), LENS(4,2), NS(4)
* .. External Functions ..
DOUBLE PRECISION DDOT, DSDOT
EXTERNAL DDOT, DSDOT
* .. External Subroutines ..
EXTERNAL DAXPY, DCOPY, DROTM, DSWAP, STEST, STEST1,
$ TESTDSDOT
* .. Intrinsic Functions ..
INTRINSIC ABS, MIN
* .. Common blocks ..
COMMON /COMBLA/ICASE, N, INCX, INCY, PASS
* .. Data statements ..
EQUIVALENCE (DT19X(1,1,1),DT19XA(1,1,1)),(DT19X(1,1,5),
A DT19XB(1,1,1)),(DT19X(1,1,9),DT19XC(1,1,1)),
B (DT19X(1,1,13),DT19XD(1,1,1))
EQUIVALENCE (DT19Y(1,1,1),DT19YA(1,1,1)),(DT19Y(1,1,5),
A DT19YB(1,1,1)),(DT19Y(1,1,9),DT19YC(1,1,1)),
B (DT19Y(1,1,13),DT19YD(1,1,1))
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/
*
* FOR DROTM
*
DATA DPAR/-2.D0, 0.D0,0.D0,0.D0,0.D0,
A -1.D0, 2.D0, -3.D0, -4.D0, 5.D0,
B 0.D0, 0.D0, 2.D0, -3.D0, 0.D0,
C 1.D0, 5.D0, 2.D0, 0.D0, -4.D0/
* TRUE X RESULTS F0R ROTATIONS DROTM
DATA DT19XA/.6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
A .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
B .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
C .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
D .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
E -.8D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
F -.9D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
G 3.5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
H .6D0, .1D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
I -.8D0, 3.8D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
J -.9D0, 2.8D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
K 3.5D0, -.4D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
L .6D0, .1D0, -.5D0, .8D0, 0.D0,0.D0,0.D0,
M -.8D0, 3.8D0, -2.2D0, -1.2D0, 0.D0,0.D0,0.D0,
N -.9D0, 2.8D0, -1.4D0, -1.3D0, 0.D0,0.D0,0.D0,
O 3.5D0, -.4D0, -2.2D0, 4.7D0, 0.D0,0.D0,0.D0/
*
DATA DT19XB/.6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
A .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
B .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
C .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
D .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
E -.8D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
F -.9D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
G 3.5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
H .6D0, .1D0, -.5D0, 0.D0,0.D0,0.D0,0.D0,
I 0.D0, .1D0, -3.0D0, 0.D0,0.D0,0.D0,0.D0,
J -.3D0, .1D0, -2.0D0, 0.D0,0.D0,0.D0,0.D0,
K 3.3D0, .1D0, -2.0D0, 0.D0,0.D0,0.D0,0.D0,
L .6D0, .1D0, -.5D0, .8D0, .9D0, -.3D0, -.4D0,
M -2.0D0, .1D0, 1.4D0, .8D0, .6D0, -.3D0, -2.8D0,
N -1.8D0, .1D0, 1.3D0, .8D0, 0.D0, -.3D0, -1.9D0,
O 3.8D0, .1D0, -3.1D0, .8D0, 4.8D0, -.3D0, -1.5D0 /
*
DATA DT19XC/.6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
A .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
B .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
C .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
D .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
E -.8D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
F -.9D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
G 3.5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
H .6D0, .1D0, -.5D0, 0.D0,0.D0,0.D0,0.D0,
I 4.8D0, .1D0, -3.0D0, 0.D0,0.D0,0.D0,0.D0,
J 3.3D0, .1D0, -2.0D0, 0.D0,0.D0,0.D0,0.D0,
K 2.1D0, .1D0, -2.0D0, 0.D0,0.D0,0.D0,0.D0,
L .6D0, .1D0, -.5D0, .8D0, .9D0, -.3D0, -.4D0,
M -1.6D0, .1D0, -2.2D0, .8D0, 5.4D0, -.3D0, -2.8D0,
N -1.5D0, .1D0, -1.4D0, .8D0, 3.6D0, -.3D0, -1.9D0,
O 3.7D0, .1D0, -2.2D0, .8D0, 3.6D0, -.3D0, -1.5D0 /
*
DATA DT19XD/.6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
A .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
B .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
C .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
D .6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
E -.8D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
F -.9D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
G 3.5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
H .6D0, .1D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
I -.8D0, -1.0D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
J -.9D0, -.8D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
K 3.5D0, .8D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
L .6D0, .1D0, -.5D0, .8D0, 0.D0,0.D0,0.D0,
M -.8D0, -1.0D0, 1.4D0, -1.6D0, 0.D0,0.D0,0.D0,
N -.9D0, -.8D0, 1.3D0, -1.6D0, 0.D0,0.D0,0.D0,
O 3.5D0, .8D0, -3.1D0, 4.8D0, 0.D0,0.D0,0.D0/
* TRUE Y RESULTS FOR ROTATIONS DROTM
DATA DT19YA/.5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
A .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
B .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
C .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
D .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
E .7D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
F 1.7D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
G -2.6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
H .5D0, -.9D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
I .7D0, -4.8D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
J 1.7D0, -.7D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
K -2.6D0, 3.5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
L .5D0, -.9D0, .3D0, .7D0, 0.D0,0.D0,0.D0,
M .7D0, -4.8D0, 3.0D0, 1.1D0, 0.D0,0.D0,0.D0,
N 1.7D0, -.7D0, -.7D0, 2.3D0, 0.D0,0.D0,0.D0,
O -2.6D0, 3.5D0, -.7D0, -3.6D0, 0.D0,0.D0,0.D0/
*
DATA DT19YB/.5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
A .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
B .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
C .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
D .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
E .7D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
F 1.7D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
G -2.6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
H .5D0, -.9D0, .3D0, 0.D0,0.D0,0.D0,0.D0,
I 4.0D0, -.9D0, -.3D0, 0.D0,0.D0,0.D0,0.D0,
J -.5D0, -.9D0, 1.5D0, 0.D0,0.D0,0.D0,0.D0,
K -1.5D0, -.9D0, -1.8D0, 0.D0,0.D0,0.D0,0.D0,
L .5D0, -.9D0, .3D0, .7D0, -.6D0, .2D0, .8D0,
M 3.7D0, -.9D0, -1.2D0, .7D0, -1.5D0, .2D0, 2.2D0,
N -.3D0, -.9D0, 2.1D0, .7D0, -1.6D0, .2D0, 2.0D0,
O -1.6D0, -.9D0, -2.1D0, .7D0, 2.9D0, .2D0, -3.8D0 /
*
DATA DT19YC/.5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
A .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
B .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
C .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
D .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
E .7D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
F 1.7D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
G -2.6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
H .5D0, -.9D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
I 4.0D0, -6.3D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
J -.5D0, .3D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
K -1.5D0, 3.0D0, 0.D0,0.D0,0.D0,0.D0,0.D0,
L .5D0, -.9D0, .3D0, .7D0, 0.D0,0.D0,0.D0,
M 3.7D0, -7.2D0, 3.0D0, 1.7D0, 0.D0,0.D0,0.D0,
N -.3D0, .9D0, -.7D0, 1.9D0, 0.D0,0.D0,0.D0,
O -1.6D0, 2.7D0, -.7D0, -3.4D0, 0.D0,0.D0,0.D0/
*
DATA DT19YD/.5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
A .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
B .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
C .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
D .5D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
E .7D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
F 1.7D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
G -2.6D0, 0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
H .5D0, -.9D0, .3D0, 0.D0,0.D0,0.D0,0.D0,
I .7D0, -.9D0, 1.2D0, 0.D0,0.D0,0.D0,0.D0,
J 1.7D0, -.9D0, .5D0, 0.D0,0.D0,0.D0,0.D0,
K -2.6D0, -.9D0, -1.3D0, 0.D0,0.D0,0.D0,0.D0,
L .5D0, -.9D0, .3D0, .7D0, -.6D0, .2D0, .8D0,
M .7D0, -.9D0, 1.2D0, .7D0, -1.5D0, .2D0, 1.6D0,
N 1.7D0, -.9D0, .5D0, .7D0, -1.6D0, .2D0, 2.4D0,
O -2.6D0, -.9D0, -1.3D0, .7D0, 2.9D0, .2D0, -4.0D0 /
*
* .. 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
* .. DDOT ..
CALL STEST1(DDOT(N,SX,INCX,SY,INCY),DT7(KN,KI),SSIZE1(KN)
+ ,SFAC)
ELSE IF (ICASE.EQ.2) THEN
* .. DAXPY ..
CALL DAXPY(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
* .. DCOPY ..
DO 60 I = 1, 7
STY(I) = DT10Y(I,KN,KI)
60 CONTINUE
CALL DCOPY(N,SX,INCX,SY,INCY)
CALL STEST(LENY,SY,STY,SSIZE2(1,1),1.0D0)
ELSE IF (ICASE.EQ.6) THEN
* .. DSWAP ..
CALL DSWAP(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 IF (ICASE.EQ.12) THEN
* .. DROTM ..
KNI=KN+4*(KI-1)
DO KPAR=1,4
DO I=1,7
SX(I) = DX1(I)
SY(I) = DY1(I)
STX(I)= DT19X(I,KPAR,KNI)
STY(I)= DT19Y(I,KPAR,KNI)
END DO
*
DO I=1,5
DTEMP(I) = DPAR(I,KPAR)
END DO
*
DO I=1,LENX
SSIZE(I)=STX(I)
END DO
* SEE REMARK ABOVE ABOUT DT11X(1,2,7)
* AND DT11X(5,3,8).
IF ((KPAR .EQ. 2) .AND. (KNI .EQ. 7))
$ SSIZE(1) = 2.4D0
IF ((KPAR .EQ. 3) .AND. (KNI .EQ. 8))
$ SSIZE(5) = 1.8D0
*
CALL DROTM(N,SX,INCX,SY,INCY,DTEMP)
CALL STEST(LENX,SX,STX,SSIZE,SFAC)
CALL STEST(LENY,SY,STY,STY,SFAC)
END DO
ELSE IF (ICASE.EQ.13) THEN
* .. DSDOT ..
CALL TESTDSDOT(REAL(DSDOT(N,REAL(SX),INCX,REAL(SY),INCY)),
$ REAL(DT7(KN,KI)),REAL(SSIZE1(KN)), .3125E-1)
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, N
LOGICAL PASS
* .. Local Scalars ..
DOUBLE PRECISION SC, SS
INTEGER I, K, KI, KN, KSIZE, LENX, LENY, MX, MY
* .. Local Arrays ..
DOUBLE PRECISION COPYX(5), COPYY(5), DT9X(7,4,4), DT9Y(7,4,4),
+ DX1(7), DY1(7), MWPC(11), MWPS(11), MWPSTX(5),
+ MWPSTY(5), MWPTX(11,5), MWPTY(11,5), MWPX(5),
+ MWPY(5), SSIZE2(14,2), STX(7), STY(7), SX(7),
+ SY(7)
INTEGER INCXS(4), INCYS(4), LENS(4,2), MWPINX(11),
+ MWPINY(11), MWPN(11), NS(4)
* .. External Subroutines ..
EXTERNAL DROT, STEST
* .. Intrinsic Functions ..
INTRINSIC ABS, MIN
* .. Common blocks ..
COMMON /COMBLA/ICASE, N, INCX, INCY, PASS
* .. Data statements ..
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 SC, SS/0.8D0, 0.6D0/
DATA DT9X/0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.78D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.0D0, 0.78D0, -0.46D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.0D0, 0.0D0, 0.78D0, -0.46D0, -0.22D0,
+ 1.06D0, 0.0D0, 0.0D0, 0.0D0, 0.6D0, 0.0D0,
+ 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.78D0,
+ 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.66D0, 0.1D0, -0.1D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.96D0, 0.1D0, -0.76D0, 0.8D0, 0.90D0,
+ -0.3D0, -0.02D0, 0.6D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.0D0, 0.0D0, 0.78D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.0D0, 0.0D0, 0.0D0, -0.06D0, 0.1D0,
+ -0.1D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.90D0,
+ 0.1D0, -0.22D0, 0.8D0, 0.18D0, -0.3D0, -0.02D0,
+ 0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.78D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.78D0, 0.26D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.0D0, 0.78D0, 0.26D0, -0.76D0, 1.12D0,
+ 0.0D0, 0.0D0, 0.0D0/
DATA DT9Y/0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.04D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.0D0, 0.04D0, -0.78D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.0D0, 0.0D0, 0.04D0, -0.78D0, 0.54D0,
+ 0.08D0, 0.0D0, 0.0D0, 0.0D0, 0.5D0, 0.0D0,
+ 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.04D0,
+ 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.7D0,
+ -0.9D0, -0.12D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.64D0, -0.9D0, -0.30D0, 0.7D0, -0.18D0, 0.2D0,
+ 0.28D0, 0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.0D0, 0.04D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.0D0, 0.0D0, 0.7D0, -1.08D0, 0.0D0,
+ 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.64D0, -1.26D0,
+ 0.54D0, 0.20D0, 0.0D0, 0.0D0, 0.0D0, 0.5D0,
+ 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.04D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.04D0, -0.9D0, 0.18D0, 0.0D0, 0.0D0,
+ 0.0D0, 0.0D0, 0.04D0, -0.9D0, 0.18D0, 0.7D0,
+ -0.18D0, 0.2D0, 0.16D0/
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 60 KI = 1, 4
INCX = INCXS(KI)
INCY = INCYS(KI)
MX = ABS(INCX)
MY = ABS(INCY)
*
DO 40 KN = 1, 4
N = NS(KN)
KSIZE = MIN(2,KN)
LENX = LENS(KN,MX)
LENY = LENS(KN,MY)
*
IF (ICASE.EQ.4) THEN
* .. DROT ..
DO 20 I = 1, 7
SX(I) = DX1(I)
SY(I) = DY1(I)
STX(I) = DT9X(I,KN,KI)
STY(I) = DT9Y(I,KN,KI)
20 CONTINUE
CALL DROT(N,SX,INCX,SY,INCY,SC,SS)
CALL STEST(LENX,SX,STX,SSIZE2(1,KSIZE),SFAC)
CALL STEST(LENY,SY,STY,SSIZE2(1,KSIZE),SFAC)
ELSE
WRITE (NOUT,*) ' Shouldn''t be here in CHECK3'
STOP
END IF
40 CONTINUE
60 CONTINUE
*
MWPC(1) = 1
DO 80 I = 2, 11
MWPC(I) = 0
80 CONTINUE
MWPS(1) = 0
DO 100 I = 2, 6
MWPS(I) = 1
100 CONTINUE
DO 120 I = 7, 11
MWPS(I) = -1
120 CONTINUE
MWPINX(1) = 1
MWPINX(2) = 1
MWPINX(3) = 1
MWPINX(4) = -1
MWPINX(5) = 1
MWPINX(6) = -1
MWPINX(7) = 1
MWPINX(8) = 1
MWPINX(9) = -1
MWPINX(10) = 1
MWPINX(11) = -1
MWPINY(1) = 1
MWPINY(2) = 1
MWPINY(3) = -1
MWPINY(4) = -1
MWPINY(5) = 2
MWPINY(6) = 1
MWPINY(7) = 1
MWPINY(8) = -1
MWPINY(9) = -1
MWPINY(10) = 2
MWPINY(11) = 1
DO 140 I = 1, 11
MWPN(I) = 5
140 CONTINUE
MWPN(5) = 3
MWPN(10) = 3
DO 160 I = 1, 5
MWPX(I) = I
MWPY(I) = I
MWPTX(1,I) = I
MWPTY(1,I) = I
MWPTX(2,I) = I
MWPTY(2,I) = -I
MWPTX(3,I) = 6 - I
MWPTY(3,I) = I - 6
MWPTX(4,I) = I
MWPTY(4,I) = -I
MWPTX(6,I) = 6 - I
MWPTY(6,I) = I - 6
MWPTX(7,I) = -I
MWPTY(7,I) = I
MWPTX(8,I) = I - 6
MWPTY(8,I) = 6 - I
MWPTX(9,I) = -I
MWPTY(9,I) = I
MWPTX(11,I) = I - 6
MWPTY(11,I) = 6 - I
160 CONTINUE
MWPTX(5,1) = 1
MWPTX(5,2) = 3
MWPTX(5,3) = 5
MWPTX(5,4) = 4
MWPTX(5,5) = 5
MWPTY(5,1) = -1
MWPTY(5,2) = 2
MWPTY(5,3) = -2
MWPTY(5,4) = 4
MWPTY(5,5) = -3
MWPTX(10,1) = -1
MWPTX(10,2) = -3
MWPTX(10,3) = -5
MWPTX(10,4) = 4
MWPTX(10,5) = 5
MWPTY(10,1) = 1
MWPTY(10,2) = 2
MWPTY(10,3) = 2
MWPTY(10,4) = 4
MWPTY(10,5) = 3
DO 200 I = 1, 11
INCX = MWPINX(I)
INCY = MWPINY(I)
DO 180 K = 1, 5
COPYX(K) = MWPX(K)
COPYY(K) = MWPY(K)
MWPSTX(K) = MWPTX(I,K)
MWPSTY(K) = MWPTY(I,K)
180 CONTINUE
CALL DROT(MWPN(I),COPYX,INCX,COPYY,INCY,MWPC(I),MWPS(I))
CALL STEST(5,COPYX,MWPSTX,MWPSTX,SFAC)
CALL STEST(5,COPYY,MWPSTY,MWPSTY,SFAC)
200 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
DOUBLE PRECISION ZERO
PARAMETER (NOUT=6, ZERO=0.0D0)
* .. Scalar Arguments ..
DOUBLE PRECISION SFAC
INTEGER LEN
* .. Array Arguments ..
DOUBLE PRECISION SCOMP(LEN), SSIZE(LEN), STRUE(LEN)
* .. Scalars in Common ..
INTEGER ICASE, INCX, INCY, 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, PASS
* .. Executable Statements ..
*
DO 40 I = 1, LEN
SD = SCOMP(I) - STRUE(I)
IF (ABS(SFAC*SD) .LE. ABS(SSIZE(I))*EPSILON(ZERO))
+ 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, I, SCOMP(I),
+ STRUE(I), SD, SSIZE(I)
40 CONTINUE
RETURN
*
99999 FORMAT (' FAIL')
99998 FORMAT (/' CASE N INCX INCY I ',
+ ' COMP(I) TRUE(I) DIFFERENCE',
+ ' SIZE(I)',/1X)
99997 FORMAT (1X,I4,I3,2I5,I3,2D36.8,2D12.4)
END
SUBROUTINE TESTDSDOT(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
REAL ZERO
PARAMETER (NOUT=6, ZERO=0.0E0)
* .. Scalar Arguments ..
REAL SFAC, SCOMP, SSIZE, STRUE
* .. Scalars in Common ..
INTEGER ICASE, INCX, INCY, N
LOGICAL PASS
* .. Local Scalars ..
REAL SD
* .. Intrinsic Functions ..
INTRINSIC ABS
* .. Common blocks ..
COMMON /COMBLA/ICASE, N, INCX, INCY, PASS
* .. Executable Statements ..
*
SD = SCOMP - STRUE
IF (ABS(SFAC*SD) .LE. ABS(SSIZE) * EPSILON(ZERO))
+ 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, SCOMP,
+ STRUE, SD, SSIZE
40 CONTINUE
RETURN
*
99999 FORMAT (' FAIL')
99998 FORMAT (/' CASE N INCX INCY ',
+ ' COMP(I) TRUE(I) DIFFERENCE',
+ ' SIZE(I)',/1X)
99997 FORMAT (1X,I4,I3,1I5,I3,2E36.8,2E12.4)
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 ..