xref: /aosp_15_r20/external/eigen/blas/testing/dblat1.f (revision bf2c37156dfe67e5dfebd6d394bad8b2ab5804d4)
1*bf2c3715SXin Li*> \brief \b DBLAT1
2*bf2c3715SXin Li*
3*bf2c3715SXin Li*  =========== DOCUMENTATION ===========
4*bf2c3715SXin Li*
5*bf2c3715SXin Li* Online html documentation available at
6*bf2c3715SXin Li*            http://www.netlib.org/lapack/explore-html/
7*bf2c3715SXin Li*
8*bf2c3715SXin Li*  Definition:
9*bf2c3715SXin Li*  ===========
10*bf2c3715SXin Li*
11*bf2c3715SXin Li*       PROGRAM DBLAT1
12*bf2c3715SXin Li*
13*bf2c3715SXin Li*
14*bf2c3715SXin Li*> \par Purpose:
15*bf2c3715SXin Li*  =============
16*bf2c3715SXin Li*>
17*bf2c3715SXin Li*> \verbatim
18*bf2c3715SXin Li*>
19*bf2c3715SXin Li*>    Test program for the DOUBLE PRECISION Level 1 BLAS.
20*bf2c3715SXin Li*>
21*bf2c3715SXin Li*>    Based upon the original BLAS test routine together with:
22*bf2c3715SXin Li*>    F06EAF Example Program Text
23*bf2c3715SXin Li*> \endverbatim
24*bf2c3715SXin Li*
25*bf2c3715SXin Li*  Authors:
26*bf2c3715SXin Li*  ========
27*bf2c3715SXin Li*
28*bf2c3715SXin Li*> \author Univ. of Tennessee
29*bf2c3715SXin Li*> \author Univ. of California Berkeley
30*bf2c3715SXin Li*> \author Univ. of Colorado Denver
31*bf2c3715SXin Li*> \author NAG Ltd.
32*bf2c3715SXin Li*
33*bf2c3715SXin Li*> \date April 2012
34*bf2c3715SXin Li*
35*bf2c3715SXin Li*> \ingroup double_blas_testing
36*bf2c3715SXin Li*
37*bf2c3715SXin Li*  =====================================================================
38*bf2c3715SXin Li      PROGRAM DBLAT1
39*bf2c3715SXin Li*
40*bf2c3715SXin Li*  -- Reference BLAS test routine (version 3.4.1) --
41*bf2c3715SXin Li*  -- Reference BLAS is a software package provided by Univ. of Tennessee,    --
42*bf2c3715SXin Li*  -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
43*bf2c3715SXin Li*     April 2012
44*bf2c3715SXin Li*
45*bf2c3715SXin Li*  =====================================================================
46*bf2c3715SXin Li*
47*bf2c3715SXin Li*     .. Parameters ..
48*bf2c3715SXin Li      INTEGER          NOUT
49*bf2c3715SXin Li      PARAMETER        (NOUT=6)
50*bf2c3715SXin Li*     .. Scalars in Common ..
51*bf2c3715SXin Li      INTEGER          ICASE, INCX, INCY, N
52*bf2c3715SXin Li      LOGICAL          PASS
53*bf2c3715SXin Li*     .. Local Scalars ..
54*bf2c3715SXin Li      DOUBLE PRECISION SFAC
55*bf2c3715SXin Li      INTEGER          IC
56*bf2c3715SXin Li*     .. External Subroutines ..
57*bf2c3715SXin Li      EXTERNAL         CHECK0, CHECK1, CHECK2, CHECK3, HEADER
58*bf2c3715SXin Li*     .. Common blocks ..
59*bf2c3715SXin Li      COMMON           /COMBLA/ICASE, N, INCX, INCY, PASS
60*bf2c3715SXin Li*     .. Data statements ..
61*bf2c3715SXin Li      DATA             SFAC/9.765625D-4/
62*bf2c3715SXin Li*     .. Executable Statements ..
63*bf2c3715SXin Li      WRITE (NOUT,99999)
64*bf2c3715SXin Li      DO 20 IC = 1, 13
65*bf2c3715SXin Li         ICASE = IC
66*bf2c3715SXin Li         CALL HEADER
67*bf2c3715SXin Li*
68*bf2c3715SXin Li*        .. Initialize  PASS,  INCX,  and INCY for a new case. ..
69*bf2c3715SXin Li*        .. the value 9999 for INCX or INCY will appear in the ..
70*bf2c3715SXin Li*        .. detailed  output, if any, for cases  that do not involve ..
71*bf2c3715SXin Li*        .. these parameters ..
72*bf2c3715SXin Li*
73*bf2c3715SXin Li         PASS = .TRUE.
74*bf2c3715SXin Li         INCX = 9999
75*bf2c3715SXin Li         INCY = 9999
76*bf2c3715SXin Li         IF (ICASE.EQ.3 .OR. ICASE.EQ.11) THEN
77*bf2c3715SXin Li            CALL CHECK0(SFAC)
78*bf2c3715SXin Li         ELSE IF (ICASE.EQ.7 .OR. ICASE.EQ.8 .OR. ICASE.EQ.9 .OR.
79*bf2c3715SXin Li     +            ICASE.EQ.10) THEN
80*bf2c3715SXin Li            CALL CHECK1(SFAC)
81*bf2c3715SXin Li         ELSE IF (ICASE.EQ.1 .OR. ICASE.EQ.2 .OR. ICASE.EQ.5 .OR.
82*bf2c3715SXin Li     +            ICASE.EQ.6 .OR. ICASE.EQ.12 .OR. ICASE.EQ.13) THEN
83*bf2c3715SXin Li            CALL CHECK2(SFAC)
84*bf2c3715SXin Li         ELSE IF (ICASE.EQ.4) THEN
85*bf2c3715SXin Li            CALL CHECK3(SFAC)
86*bf2c3715SXin Li         END IF
87*bf2c3715SXin Li*        -- Print
88*bf2c3715SXin Li         IF (PASS) WRITE (NOUT,99998)
89*bf2c3715SXin Li   20 CONTINUE
90*bf2c3715SXin Li      STOP
91*bf2c3715SXin Li*
92*bf2c3715SXin Li99999 FORMAT (' Real BLAS Test Program Results',/1X)
93*bf2c3715SXin Li99998 FORMAT ('                                    ----- PASS -----')
94*bf2c3715SXin Li      END
95*bf2c3715SXin Li      SUBROUTINE HEADER
96*bf2c3715SXin Li*     .. Parameters ..
97*bf2c3715SXin Li      INTEGER          NOUT
98*bf2c3715SXin Li      PARAMETER        (NOUT=6)
99*bf2c3715SXin Li*     .. Scalars in Common ..
100*bf2c3715SXin Li      INTEGER          ICASE, INCX, INCY, N
101*bf2c3715SXin Li      LOGICAL          PASS
102*bf2c3715SXin Li*     .. Local Arrays ..
103*bf2c3715SXin Li      CHARACTER*6      L(13)
104*bf2c3715SXin Li*     .. Common blocks ..
105*bf2c3715SXin Li      COMMON           /COMBLA/ICASE, N, INCX, INCY, PASS
106*bf2c3715SXin Li*     .. Data statements ..
107*bf2c3715SXin Li      DATA             L(1)/' DDOT '/
108*bf2c3715SXin Li      DATA             L(2)/'DAXPY '/
109*bf2c3715SXin Li      DATA             L(3)/'DROTG '/
110*bf2c3715SXin Li      DATA             L(4)/' DROT '/
111*bf2c3715SXin Li      DATA             L(5)/'DCOPY '/
112*bf2c3715SXin Li      DATA             L(6)/'DSWAP '/
113*bf2c3715SXin Li      DATA             L(7)/'DNRM2 '/
114*bf2c3715SXin Li      DATA             L(8)/'DASUM '/
115*bf2c3715SXin Li      DATA             L(9)/'DSCAL '/
116*bf2c3715SXin Li      DATA             L(10)/'IDAMAX'/
117*bf2c3715SXin Li      DATA             L(11)/'DROTMG'/
118*bf2c3715SXin Li      DATA             L(12)/'DROTM '/
119*bf2c3715SXin Li      DATA             L(13)/'DSDOT '/
120*bf2c3715SXin Li*     .. Executable Statements ..
121*bf2c3715SXin Li      WRITE (NOUT,99999) ICASE, L(ICASE)
122*bf2c3715SXin Li      RETURN
123*bf2c3715SXin Li*
124*bf2c3715SXin Li99999 FORMAT (/' Test of subprogram number',I3,12X,A6)
125*bf2c3715SXin Li      END
126*bf2c3715SXin Li      SUBROUTINE CHECK0(SFAC)
127*bf2c3715SXin Li*     .. Parameters ..
128*bf2c3715SXin Li      INTEGER           NOUT
129*bf2c3715SXin Li      PARAMETER         (NOUT=6)
130*bf2c3715SXin Li*     .. Scalar Arguments ..
131*bf2c3715SXin Li      DOUBLE PRECISION  SFAC
132*bf2c3715SXin Li*     .. Scalars in Common ..
133*bf2c3715SXin Li      INTEGER           ICASE, INCX, INCY, N
134*bf2c3715SXin Li      LOGICAL           PASS
135*bf2c3715SXin Li*     .. Local Scalars ..
136*bf2c3715SXin Li      DOUBLE PRECISION  SA, SB, SC, SS, D12
137*bf2c3715SXin Li      INTEGER           I, K
138*bf2c3715SXin Li*     .. Local Arrays ..
139*bf2c3715SXin Li      DOUBLE PRECISION  DA1(8), DATRUE(8), DB1(8), DBTRUE(8), DC1(8),
140*bf2c3715SXin Li     $                  DS1(8), DAB(4,9), DTEMP(9), DTRUE(9,9)
141*bf2c3715SXin Li*     .. External Subroutines ..
142*bf2c3715SXin Li      EXTERNAL          DROTG, DROTMG, STEST1
143*bf2c3715SXin Li*     .. Common blocks ..
144*bf2c3715SXin Li      COMMON            /COMBLA/ICASE, N, INCX, INCY, PASS
145*bf2c3715SXin Li*     .. Data statements ..
146*bf2c3715SXin Li      DATA              DA1/0.3D0, 0.4D0, -0.3D0, -0.4D0, -0.3D0, 0.0D0,
147*bf2c3715SXin Li     +                  0.0D0, 1.0D0/
148*bf2c3715SXin Li      DATA              DB1/0.4D0, 0.3D0, 0.4D0, 0.3D0, -0.4D0, 0.0D0,
149*bf2c3715SXin Li     +                  1.0D0, 0.0D0/
150*bf2c3715SXin Li      DATA              DC1/0.6D0, 0.8D0, -0.6D0, 0.8D0, 0.6D0, 1.0D0,
151*bf2c3715SXin Li     +                  0.0D0, 1.0D0/
152*bf2c3715SXin Li      DATA              DS1/0.8D0, 0.6D0, 0.8D0, -0.6D0, 0.8D0, 0.0D0,
153*bf2c3715SXin Li     +                  1.0D0, 0.0D0/
154*bf2c3715SXin Li      DATA              DATRUE/0.5D0, 0.5D0, 0.5D0, -0.5D0, -0.5D0,
155*bf2c3715SXin Li     +                  0.0D0, 1.0D0, 1.0D0/
156*bf2c3715SXin Li      DATA              DBTRUE/0.0D0, 0.6D0, 0.0D0, -0.6D0, 0.0D0,
157*bf2c3715SXin Li     +                  0.0D0, 1.0D0, 0.0D0/
158*bf2c3715SXin Li*     INPUT FOR MODIFIED GIVENS
159*bf2c3715SXin Li      DATA DAB/ .1D0,.3D0,1.2D0,.2D0,
160*bf2c3715SXin Li     A          .7D0, .2D0, .6D0, 4.2D0,
161*bf2c3715SXin Li     B          0.D0,0.D0,0.D0,0.D0,
162*bf2c3715SXin Li     C          4.D0, -1.D0, 2.D0, 4.D0,
163*bf2c3715SXin Li     D          6.D-10, 2.D-2, 1.D5, 10.D0,
164*bf2c3715SXin Li     E          4.D10, 2.D-2, 1.D-5, 10.D0,
165*bf2c3715SXin Li     F          2.D-10, 4.D-2, 1.D5, 10.D0,
166*bf2c3715SXin Li     G          2.D10, 4.D-2, 1.D-5, 10.D0,
167*bf2c3715SXin Li     H          4.D0, -2.D0, 8.D0, 4.D0    /
168*bf2c3715SXin Li*    TRUE RESULTS FOR MODIFIED GIVENS
169*bf2c3715SXin Li      DATA DTRUE/0.D0,0.D0, 1.3D0, .2D0, 0.D0,0.D0,0.D0, .5D0, 0.D0,
170*bf2c3715SXin Li     A           0.D0,0.D0, 4.5D0, 4.2D0, 1.D0, .5D0, 0.D0,0.D0,0.D0,
171*bf2c3715SXin Li     B           0.D0,0.D0,0.D0,0.D0, -2.D0, 0.D0,0.D0,0.D0,0.D0,
172*bf2c3715SXin Li     C           0.D0,0.D0,0.D0, 4.D0, -1.D0, 0.D0,0.D0,0.D0,0.D0,
173*bf2c3715SXin Li     D           0.D0, 15.D-3, 0.D0, 10.D0, -1.D0, 0.D0, -1.D-4,
174*bf2c3715SXin Li     E           0.D0, 1.D0,
175*bf2c3715SXin Li     F           0.D0,0.D0, 6144.D-5, 10.D0, -1.D0, 4096.D0, -1.D6,
176*bf2c3715SXin Li     G           0.D0, 1.D0,
177*bf2c3715SXin Li     H           0.D0,0.D0,15.D0,10.D0,-1.D0, 5.D-5, 0.D0,1.D0,0.D0,
178*bf2c3715SXin Li     I           0.D0,0.D0, 15.D0, 10.D0, -1. D0, 5.D5, -4096.D0,
179*bf2c3715SXin Li     J           1.D0, 4096.D-6,
180*bf2c3715SXin Li     K           0.D0,0.D0, 7.D0, 4.D0, 0.D0,0.D0, -.5D0, -.25D0, 0.D0/
181*bf2c3715SXin Li*                   4096 = 2 ** 12
182*bf2c3715SXin Li      DATA D12  /4096.D0/
183*bf2c3715SXin Li      DTRUE(1,1) = 12.D0 / 130.D0
184*bf2c3715SXin Li      DTRUE(2,1) = 36.D0 / 130.D0
185*bf2c3715SXin Li      DTRUE(7,1) = -1.D0 / 6.D0
186*bf2c3715SXin Li      DTRUE(1,2) = 14.D0 / 75.D0
187*bf2c3715SXin Li      DTRUE(2,2) = 49.D0 / 75.D0
188*bf2c3715SXin Li      DTRUE(9,2) = 1.D0 / 7.D0
189*bf2c3715SXin Li      DTRUE(1,5) = 45.D-11 * (D12 * D12)
190*bf2c3715SXin Li      DTRUE(3,5) = 4.D5 / (3.D0 * D12)
191*bf2c3715SXin Li      DTRUE(6,5) = 1.D0 / D12
192*bf2c3715SXin Li      DTRUE(8,5) = 1.D4 / (3.D0 * D12)
193*bf2c3715SXin Li      DTRUE(1,6) = 4.D10 / (1.5D0 * D12 * D12)
194*bf2c3715SXin Li      DTRUE(2,6) = 2.D-2 / 1.5D0
195*bf2c3715SXin Li      DTRUE(8,6) = 5.D-7 * D12
196*bf2c3715SXin Li      DTRUE(1,7) = 4.D0 / 150.D0
197*bf2c3715SXin Li      DTRUE(2,7) = (2.D-10 / 1.5D0) * (D12 * D12)
198*bf2c3715SXin Li      DTRUE(7,7) = -DTRUE(6,5)
199*bf2c3715SXin Li      DTRUE(9,7) = 1.D4 / D12
200*bf2c3715SXin Li      DTRUE(1,8) = DTRUE(1,7)
201*bf2c3715SXin Li      DTRUE(2,8) = 2.D10 / (1.5D0 * D12 * D12)
202*bf2c3715SXin Li      DTRUE(1,9) = 32.D0 / 7.D0
203*bf2c3715SXin Li      DTRUE(2,9) = -16.D0 / 7.D0
204*bf2c3715SXin Li*     .. Executable Statements ..
205*bf2c3715SXin Li*
206*bf2c3715SXin Li*     Compute true values which cannot be prestored
207*bf2c3715SXin Li*     in decimal notation
208*bf2c3715SXin Li*
209*bf2c3715SXin Li      DBTRUE(1) = 1.0D0/0.6D0
210*bf2c3715SXin Li      DBTRUE(3) = -1.0D0/0.6D0
211*bf2c3715SXin Li      DBTRUE(5) = 1.0D0/0.6D0
212*bf2c3715SXin Li*
213*bf2c3715SXin Li      DO 20 K = 1, 8
214*bf2c3715SXin Li*        .. Set N=K for identification in output if any ..
215*bf2c3715SXin Li         N = K
216*bf2c3715SXin Li         IF (ICASE.EQ.3) THEN
217*bf2c3715SXin Li*           .. DROTG ..
218*bf2c3715SXin Li            IF (K.GT.8) GO TO 40
219*bf2c3715SXin Li            SA = DA1(K)
220*bf2c3715SXin Li            SB = DB1(K)
221*bf2c3715SXin Li            CALL DROTG(SA,SB,SC,SS)
222*bf2c3715SXin Li            CALL STEST1(SA,DATRUE(K),DATRUE(K),SFAC)
223*bf2c3715SXin Li            CALL STEST1(SB,DBTRUE(K),DBTRUE(K),SFAC)
224*bf2c3715SXin Li            CALL STEST1(SC,DC1(K),DC1(K),SFAC)
225*bf2c3715SXin Li            CALL STEST1(SS,DS1(K),DS1(K),SFAC)
226*bf2c3715SXin Li         ELSEIF (ICASE.EQ.11) THEN
227*bf2c3715SXin Li*           .. DROTMG ..
228*bf2c3715SXin Li            DO I=1,4
229*bf2c3715SXin Li               DTEMP(I)= DAB(I,K)
230*bf2c3715SXin Li               DTEMP(I+4) = 0.0
231*bf2c3715SXin Li            END DO
232*bf2c3715SXin Li            DTEMP(9) = 0.0
233*bf2c3715SXin Li            CALL DROTMG(DTEMP(1),DTEMP(2),DTEMP(3),DTEMP(4),DTEMP(5))
234*bf2c3715SXin Li            CALL STEST(9,DTEMP,DTRUE(1,K),DTRUE(1,K),SFAC)
235*bf2c3715SXin Li         ELSE
236*bf2c3715SXin Li            WRITE (NOUT,*) ' Shouldn''t be here in CHECK0'
237*bf2c3715SXin Li            STOP
238*bf2c3715SXin Li         END IF
239*bf2c3715SXin Li   20 CONTINUE
240*bf2c3715SXin Li   40 RETURN
241*bf2c3715SXin Li      END
242*bf2c3715SXin Li      SUBROUTINE CHECK1(SFAC)
243*bf2c3715SXin Li*     .. Parameters ..
244*bf2c3715SXin Li      INTEGER           NOUT
245*bf2c3715SXin Li      PARAMETER         (NOUT=6)
246*bf2c3715SXin Li*     .. Scalar Arguments ..
247*bf2c3715SXin Li      DOUBLE PRECISION  SFAC
248*bf2c3715SXin Li*     .. Scalars in Common ..
249*bf2c3715SXin Li      INTEGER           ICASE, INCX, INCY, N
250*bf2c3715SXin Li      LOGICAL           PASS
251*bf2c3715SXin Li*     .. Local Scalars ..
252*bf2c3715SXin Li      INTEGER           I, LEN, NP1
253*bf2c3715SXin Li*     .. Local Arrays ..
254*bf2c3715SXin Li      DOUBLE PRECISION  DTRUE1(5), DTRUE3(5), DTRUE5(8,5,2), DV(8,5,2),
255*bf2c3715SXin Li     +                  SA(10), STEMP(1), STRUE(8), SX(8)
256*bf2c3715SXin Li      INTEGER           ITRUE2(5)
257*bf2c3715SXin Li*     .. External Functions ..
258*bf2c3715SXin Li      DOUBLE PRECISION  DASUM, DNRM2
259*bf2c3715SXin Li      INTEGER           IDAMAX
260*bf2c3715SXin Li      EXTERNAL          DASUM, DNRM2, IDAMAX
261*bf2c3715SXin Li*     .. External Subroutines ..
262*bf2c3715SXin Li      EXTERNAL          ITEST1, DSCAL, STEST, STEST1
263*bf2c3715SXin Li*     .. Intrinsic Functions ..
264*bf2c3715SXin Li      INTRINSIC         MAX
265*bf2c3715SXin Li*     .. Common blocks ..
266*bf2c3715SXin Li      COMMON            /COMBLA/ICASE, N, INCX, INCY, PASS
267*bf2c3715SXin Li*     .. Data statements ..
268*bf2c3715SXin Li      DATA              SA/0.3D0, -1.0D0, 0.0D0, 1.0D0, 0.3D0, 0.3D0,
269*bf2c3715SXin Li     +                  0.3D0, 0.3D0, 0.3D0, 0.3D0/
270*bf2c3715SXin Li      DATA              DV/0.1D0, 2.0D0, 2.0D0, 2.0D0, 2.0D0, 2.0D0,
271*bf2c3715SXin Li     +                  2.0D0, 2.0D0, 0.3D0, 3.0D0, 3.0D0, 3.0D0, 3.0D0,
272*bf2c3715SXin Li     +                  3.0D0, 3.0D0, 3.0D0, 0.3D0, -0.4D0, 4.0D0,
273*bf2c3715SXin Li     +                  4.0D0, 4.0D0, 4.0D0, 4.0D0, 4.0D0, 0.2D0,
274*bf2c3715SXin Li     +                  -0.6D0, 0.3D0, 5.0D0, 5.0D0, 5.0D0, 5.0D0,
275*bf2c3715SXin Li     +                  5.0D0, 0.1D0, -0.3D0, 0.5D0, -0.1D0, 6.0D0,
276*bf2c3715SXin Li     +                  6.0D0, 6.0D0, 6.0D0, 0.1D0, 8.0D0, 8.0D0, 8.0D0,
277*bf2c3715SXin Li     +                  8.0D0, 8.0D0, 8.0D0, 8.0D0, 0.3D0, 9.0D0, 9.0D0,
278*bf2c3715SXin Li     +                  9.0D0, 9.0D0, 9.0D0, 9.0D0, 9.0D0, 0.3D0, 2.0D0,
279*bf2c3715SXin Li     +                  -0.4D0, 2.0D0, 2.0D0, 2.0D0, 2.0D0, 2.0D0,
280*bf2c3715SXin Li     +                  0.2D0, 3.0D0, -0.6D0, 5.0D0, 0.3D0, 2.0D0,
281*bf2c3715SXin Li     +                  2.0D0, 2.0D0, 0.1D0, 4.0D0, -0.3D0, 6.0D0,
282*bf2c3715SXin Li     +                  -0.5D0, 7.0D0, -0.1D0, 3.0D0/
283*bf2c3715SXin Li      DATA              DTRUE1/0.0D0, 0.3D0, 0.5D0, 0.7D0, 0.6D0/
284*bf2c3715SXin Li      DATA              DTRUE3/0.0D0, 0.3D0, 0.7D0, 1.1D0, 1.0D0/
285*bf2c3715SXin Li      DATA              DTRUE5/0.10D0, 2.0D0, 2.0D0, 2.0D0, 2.0D0,
286*bf2c3715SXin Li     +                  2.0D0, 2.0D0, 2.0D0, -0.3D0, 3.0D0, 3.0D0,
287*bf2c3715SXin Li     +                  3.0D0, 3.0D0, 3.0D0, 3.0D0, 3.0D0, 0.0D0, 0.0D0,
288*bf2c3715SXin Li     +                  4.0D0, 4.0D0, 4.0D0, 4.0D0, 4.0D0, 4.0D0,
289*bf2c3715SXin Li     +                  0.20D0, -0.60D0, 0.30D0, 5.0D0, 5.0D0, 5.0D0,
290*bf2c3715SXin Li     +                  5.0D0, 5.0D0, 0.03D0, -0.09D0, 0.15D0, -0.03D0,
291*bf2c3715SXin Li     +                  6.0D0, 6.0D0, 6.0D0, 6.0D0, 0.10D0, 8.0D0,
292*bf2c3715SXin Li     +                  8.0D0, 8.0D0, 8.0D0, 8.0D0, 8.0D0, 8.0D0,
293*bf2c3715SXin Li     +                  0.09D0, 9.0D0, 9.0D0, 9.0D0, 9.0D0, 9.0D0,
294*bf2c3715SXin Li     +                  9.0D0, 9.0D0, 0.09D0, 2.0D0, -0.12D0, 2.0D0,
295*bf2c3715SXin Li     +                  2.0D0, 2.0D0, 2.0D0, 2.0D0, 0.06D0, 3.0D0,
296*bf2c3715SXin Li     +                  -0.18D0, 5.0D0, 0.09D0, 2.0D0, 2.0D0, 2.0D0,
297*bf2c3715SXin Li     +                  0.03D0, 4.0D0, -0.09D0, 6.0D0, -0.15D0, 7.0D0,
298*bf2c3715SXin Li     +                  -0.03D0, 3.0D0/
299*bf2c3715SXin Li      DATA              ITRUE2/0, 1, 2, 2, 3/
300*bf2c3715SXin Li*     .. Executable Statements ..
301*bf2c3715SXin Li      DO 80 INCX = 1, 2
302*bf2c3715SXin Li         DO 60 NP1 = 1, 5
303*bf2c3715SXin Li            N = NP1 - 1
304*bf2c3715SXin Li            LEN = 2*MAX(N,1)
305*bf2c3715SXin Li*           .. Set vector arguments ..
306*bf2c3715SXin Li            DO 20 I = 1, LEN
307*bf2c3715SXin Li               SX(I) = DV(I,NP1,INCX)
308*bf2c3715SXin Li   20       CONTINUE
309*bf2c3715SXin Li*
310*bf2c3715SXin Li            IF (ICASE.EQ.7) THEN
311*bf2c3715SXin Li*              .. DNRM2 ..
312*bf2c3715SXin Li               STEMP(1) = DTRUE1(NP1)
313*bf2c3715SXin Li               CALL STEST1(DNRM2(N,SX,INCX),STEMP(1),STEMP,SFAC)
314*bf2c3715SXin Li            ELSE IF (ICASE.EQ.8) THEN
315*bf2c3715SXin Li*              .. DASUM ..
316*bf2c3715SXin Li               STEMP(1) = DTRUE3(NP1)
317*bf2c3715SXin Li               CALL STEST1(DASUM(N,SX,INCX),STEMP(1),STEMP,SFAC)
318*bf2c3715SXin Li            ELSE IF (ICASE.EQ.9) THEN
319*bf2c3715SXin Li*              .. DSCAL ..
320*bf2c3715SXin Li               CALL DSCAL(N,SA((INCX-1)*5+NP1),SX,INCX)
321*bf2c3715SXin Li               DO 40 I = 1, LEN
322*bf2c3715SXin Li                  STRUE(I) = DTRUE5(I,NP1,INCX)
323*bf2c3715SXin Li   40          CONTINUE
324*bf2c3715SXin Li               CALL STEST(LEN,SX,STRUE,STRUE,SFAC)
325*bf2c3715SXin Li            ELSE IF (ICASE.EQ.10) THEN
326*bf2c3715SXin Li*              .. IDAMAX ..
327*bf2c3715SXin Li               CALL ITEST1(IDAMAX(N,SX,INCX),ITRUE2(NP1))
328*bf2c3715SXin Li            ELSE
329*bf2c3715SXin Li               WRITE (NOUT,*) ' Shouldn''t be here in CHECK1'
330*bf2c3715SXin Li               STOP
331*bf2c3715SXin Li            END IF
332*bf2c3715SXin Li   60    CONTINUE
333*bf2c3715SXin Li   80 CONTINUE
334*bf2c3715SXin Li      RETURN
335*bf2c3715SXin Li      END
336*bf2c3715SXin Li      SUBROUTINE CHECK2(SFAC)
337*bf2c3715SXin Li*     .. Parameters ..
338*bf2c3715SXin Li      INTEGER           NOUT
339*bf2c3715SXin Li      PARAMETER         (NOUT=6)
340*bf2c3715SXin Li*     .. Scalar Arguments ..
341*bf2c3715SXin Li      DOUBLE PRECISION  SFAC
342*bf2c3715SXin Li*     .. Scalars in Common ..
343*bf2c3715SXin Li      INTEGER           ICASE, INCX, INCY, N
344*bf2c3715SXin Li      LOGICAL           PASS
345*bf2c3715SXin Li*     .. Local Scalars ..
346*bf2c3715SXin Li      DOUBLE PRECISION  SA
347*bf2c3715SXin Li      INTEGER           I, J, KI, KN, KNI, KPAR, KSIZE, LENX, LENY,
348*bf2c3715SXin Li     $                  MX, MY
349*bf2c3715SXin Li*     .. Local Arrays ..
350*bf2c3715SXin Li      DOUBLE PRECISION  DT10X(7,4,4), DT10Y(7,4,4), DT7(4,4),
351*bf2c3715SXin Li     $                  DT8(7,4,4), DX1(7),
352*bf2c3715SXin Li     $                  DY1(7), SSIZE1(4), SSIZE2(14,2), SSIZE(7),
353*bf2c3715SXin Li     $                  STX(7), STY(7), SX(7), SY(7),
354*bf2c3715SXin Li     $                  DPAR(5,4), DT19X(7,4,16),DT19XA(7,4,4),
355*bf2c3715SXin Li     $                  DT19XB(7,4,4), DT19XC(7,4,4),DT19XD(7,4,4),
356*bf2c3715SXin Li     $                  DT19Y(7,4,16), DT19YA(7,4,4),DT19YB(7,4,4),
357*bf2c3715SXin Li     $                  DT19YC(7,4,4), DT19YD(7,4,4), DTEMP(5)
358*bf2c3715SXin Li      INTEGER           INCXS(4), INCYS(4), LENS(4,2), NS(4)
359*bf2c3715SXin Li*     .. External Functions ..
360*bf2c3715SXin Li      DOUBLE PRECISION  DDOT, DSDOT
361*bf2c3715SXin Li      EXTERNAL          DDOT, DSDOT
362*bf2c3715SXin Li*     .. External Subroutines ..
363*bf2c3715SXin Li      EXTERNAL          DAXPY, DCOPY, DROTM, DSWAP, STEST, STEST1
364*bf2c3715SXin Li*     .. Intrinsic Functions ..
365*bf2c3715SXin Li      INTRINSIC         ABS, MIN
366*bf2c3715SXin Li*     .. Common blocks ..
367*bf2c3715SXin Li      COMMON            /COMBLA/ICASE, N, INCX, INCY, PASS
368*bf2c3715SXin Li*     .. Data statements ..
369*bf2c3715SXin Li      EQUIVALENCE (DT19X(1,1,1),DT19XA(1,1,1)),(DT19X(1,1,5),
370*bf2c3715SXin Li     A   DT19XB(1,1,1)),(DT19X(1,1,9),DT19XC(1,1,1)),
371*bf2c3715SXin Li     B   (DT19X(1,1,13),DT19XD(1,1,1))
372*bf2c3715SXin Li      EQUIVALENCE (DT19Y(1,1,1),DT19YA(1,1,1)),(DT19Y(1,1,5),
373*bf2c3715SXin Li     A   DT19YB(1,1,1)),(DT19Y(1,1,9),DT19YC(1,1,1)),
374*bf2c3715SXin Li     B   (DT19Y(1,1,13),DT19YD(1,1,1))
375*bf2c3715SXin Li
376*bf2c3715SXin Li      DATA              SA/0.3D0/
377*bf2c3715SXin Li      DATA              INCXS/1, 2, -2, -1/
378*bf2c3715SXin Li      DATA              INCYS/1, -2, 1, -2/
379*bf2c3715SXin Li      DATA              LENS/1, 1, 2, 4, 1, 1, 3, 7/
380*bf2c3715SXin Li      DATA              NS/0, 1, 2, 4/
381*bf2c3715SXin Li      DATA              DX1/0.6D0, 0.1D0, -0.5D0, 0.8D0, 0.9D0, -0.3D0,
382*bf2c3715SXin Li     +                  -0.4D0/
383*bf2c3715SXin Li      DATA              DY1/0.5D0, -0.9D0, 0.3D0, 0.7D0, -0.6D0, 0.2D0,
384*bf2c3715SXin Li     +                  0.8D0/
385*bf2c3715SXin Li      DATA              DT7/0.0D0, 0.30D0, 0.21D0, 0.62D0, 0.0D0,
386*bf2c3715SXin Li     +                  0.30D0, -0.07D0, 0.85D0, 0.0D0, 0.30D0, -0.79D0,
387*bf2c3715SXin Li     +                  -0.74D0, 0.0D0, 0.30D0, 0.33D0, 1.27D0/
388*bf2c3715SXin Li      DATA              DT8/0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
389*bf2c3715SXin Li     +                  0.0D0, 0.68D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
390*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.68D0, -0.87D0, 0.0D0, 0.0D0,
391*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.68D0, -0.87D0, 0.15D0,
392*bf2c3715SXin Li     +                  0.94D0, 0.0D0, 0.0D0, 0.0D0, 0.5D0, 0.0D0,
393*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.68D0,
394*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
395*bf2c3715SXin Li     +                  0.35D0, -0.9D0, 0.48D0, 0.0D0, 0.0D0, 0.0D0,
396*bf2c3715SXin Li     +                  0.0D0, 0.38D0, -0.9D0, 0.57D0, 0.7D0, -0.75D0,
397*bf2c3715SXin Li     +                  0.2D0, 0.98D0, 0.5D0, 0.0D0, 0.0D0, 0.0D0,
398*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.68D0, 0.0D0, 0.0D0,
399*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.35D0, -0.72D0,
400*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.38D0,
401*bf2c3715SXin Li     +                  -0.63D0, 0.15D0, 0.88D0, 0.0D0, 0.0D0, 0.0D0,
402*bf2c3715SXin Li     +                  0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
403*bf2c3715SXin Li     +                  0.68D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
404*bf2c3715SXin Li     +                  0.0D0, 0.68D0, -0.9D0, 0.33D0, 0.0D0, 0.0D0,
405*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.68D0, -0.9D0, 0.33D0, 0.7D0,
406*bf2c3715SXin Li     +                  -0.75D0, 0.2D0, 1.04D0/
407*bf2c3715SXin Li      DATA              DT10X/0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
408*bf2c3715SXin Li     +                  0.0D0, 0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
409*bf2c3715SXin Li     +                  0.0D0, 0.5D0, -0.9D0, 0.0D0, 0.0D0, 0.0D0,
410*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.5D0, -0.9D0, 0.3D0, 0.7D0,
411*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.6D0, 0.0D0, 0.0D0, 0.0D0,
412*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.5D0, 0.0D0, 0.0D0, 0.0D0,
413*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.3D0, 0.1D0, 0.5D0, 0.0D0,
414*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.8D0, 0.1D0, -0.6D0,
415*bf2c3715SXin Li     +                  0.8D0, 0.3D0, -0.3D0, 0.5D0, 0.6D0, 0.0D0,
416*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.5D0, 0.0D0,
417*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, -0.9D0,
418*bf2c3715SXin Li     +                  0.1D0, 0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.7D0,
419*bf2c3715SXin Li     +                  0.1D0, 0.3D0, 0.8D0, -0.9D0, -0.3D0, 0.5D0,
420*bf2c3715SXin Li     +                  0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
421*bf2c3715SXin Li     +                  0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
422*bf2c3715SXin Li     +                  0.5D0, 0.3D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
423*bf2c3715SXin Li     +                  0.5D0, 0.3D0, -0.6D0, 0.8D0, 0.0D0, 0.0D0,
424*bf2c3715SXin Li     +                  0.0D0/
425*bf2c3715SXin Li      DATA              DT10Y/0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
426*bf2c3715SXin Li     +                  0.0D0, 0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
427*bf2c3715SXin Li     +                  0.0D0, 0.6D0, 0.1D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
428*bf2c3715SXin Li     +                  0.0D0, 0.6D0, 0.1D0, -0.5D0, 0.8D0, 0.0D0,
429*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
430*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
431*bf2c3715SXin Li     +                  0.0D0, 0.0D0, -0.5D0, -0.9D0, 0.6D0, 0.0D0,
432*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, -0.4D0, -0.9D0, 0.9D0,
433*bf2c3715SXin Li     +                  0.7D0, -0.5D0, 0.2D0, 0.6D0, 0.5D0, 0.0D0,
434*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.6D0, 0.0D0,
435*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, -0.5D0,
436*bf2c3715SXin Li     +                  0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
437*bf2c3715SXin Li     +                  -0.4D0, 0.9D0, -0.5D0, 0.6D0, 0.0D0, 0.0D0,
438*bf2c3715SXin Li     +                  0.0D0, 0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
439*bf2c3715SXin Li     +                  0.0D0, 0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
440*bf2c3715SXin Li     +                  0.0D0, 0.6D0, -0.9D0, 0.1D0, 0.0D0, 0.0D0,
441*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.6D0, -0.9D0, 0.1D0, 0.7D0,
442*bf2c3715SXin Li     +                  -0.5D0, 0.2D0, 0.8D0/
443*bf2c3715SXin Li      DATA              SSIZE1/0.0D0, 0.3D0, 1.6D0, 3.2D0/
444*bf2c3715SXin Li      DATA              SSIZE2/0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
445*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
446*bf2c3715SXin Li     +                  0.0D0, 1.17D0, 1.17D0, 1.17D0, 1.17D0, 1.17D0,
447*bf2c3715SXin Li     +                  1.17D0, 1.17D0, 1.17D0, 1.17D0, 1.17D0, 1.17D0,
448*bf2c3715SXin Li     +                  1.17D0, 1.17D0, 1.17D0/
449*bf2c3715SXin Li*
450*bf2c3715SXin Li*                         FOR DROTM
451*bf2c3715SXin Li*
452*bf2c3715SXin Li      DATA DPAR/-2.D0,  0.D0,0.D0,0.D0,0.D0,
453*bf2c3715SXin Li     A          -1.D0,  2.D0, -3.D0, -4.D0,  5.D0,
454*bf2c3715SXin Li     B           0.D0,  0.D0,  2.D0, -3.D0,  0.D0,
455*bf2c3715SXin Li     C           1.D0,  5.D0,  2.D0,  0.D0, -4.D0/
456*bf2c3715SXin Li*                        TRUE X RESULTS F0R ROTATIONS DROTM
457*bf2c3715SXin Li      DATA DT19XA/.6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
458*bf2c3715SXin Li     A            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
459*bf2c3715SXin Li     B            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
460*bf2c3715SXin Li     C            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
461*bf2c3715SXin Li     D            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
462*bf2c3715SXin Li     E           -.8D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
463*bf2c3715SXin Li     F           -.9D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
464*bf2c3715SXin Li     G           3.5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
465*bf2c3715SXin Li     H            .6D0,   .1D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
466*bf2c3715SXin Li     I           -.8D0,  3.8D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
467*bf2c3715SXin Li     J           -.9D0,  2.8D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
468*bf2c3715SXin Li     K           3.5D0,  -.4D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
469*bf2c3715SXin Li     L            .6D0,   .1D0,  -.5D0,   .8D0,          0.D0,0.D0,0.D0,
470*bf2c3715SXin Li     M           -.8D0,  3.8D0, -2.2D0, -1.2D0,          0.D0,0.D0,0.D0,
471*bf2c3715SXin Li     N           -.9D0,  2.8D0, -1.4D0, -1.3D0,          0.D0,0.D0,0.D0,
472*bf2c3715SXin Li     O           3.5D0,  -.4D0, -2.2D0,  4.7D0,          0.D0,0.D0,0.D0/
473*bf2c3715SXin Li*
474*bf2c3715SXin Li      DATA DT19XB/.6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
475*bf2c3715SXin Li     A            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
476*bf2c3715SXin Li     B            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
477*bf2c3715SXin Li     C            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
478*bf2c3715SXin Li     D            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
479*bf2c3715SXin Li     E           -.8D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
480*bf2c3715SXin Li     F           -.9D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
481*bf2c3715SXin Li     G           3.5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
482*bf2c3715SXin Li     H            .6D0,   .1D0,  -.5D0,             0.D0,0.D0,0.D0,0.D0,
483*bf2c3715SXin Li     I           0.D0,    .1D0, -3.0D0,             0.D0,0.D0,0.D0,0.D0,
484*bf2c3715SXin Li     J           -.3D0,   .1D0, -2.0D0,             0.D0,0.D0,0.D0,0.D0,
485*bf2c3715SXin Li     K           3.3D0,   .1D0, -2.0D0,             0.D0,0.D0,0.D0,0.D0,
486*bf2c3715SXin Li     L            .6D0,   .1D0,  -.5D0,   .8D0,   .9D0,  -.3D0,  -.4D0,
487*bf2c3715SXin Li     M          -2.0D0,   .1D0,  1.4D0,   .8D0,   .6D0,  -.3D0, -2.8D0,
488*bf2c3715SXin Li     N          -1.8D0,   .1D0,  1.3D0,   .8D0,  0.D0,   -.3D0, -1.9D0,
489*bf2c3715SXin Li     O           3.8D0,   .1D0, -3.1D0,   .8D0,  4.8D0,  -.3D0, -1.5D0 /
490*bf2c3715SXin Li*
491*bf2c3715SXin Li      DATA DT19XC/.6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
492*bf2c3715SXin Li     A            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
493*bf2c3715SXin Li     B            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
494*bf2c3715SXin Li     C            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
495*bf2c3715SXin Li     D            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
496*bf2c3715SXin Li     E           -.8D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
497*bf2c3715SXin Li     F           -.9D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
498*bf2c3715SXin Li     G           3.5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
499*bf2c3715SXin Li     H            .6D0,   .1D0,  -.5D0,             0.D0,0.D0,0.D0,0.D0,
500*bf2c3715SXin Li     I           4.8D0,   .1D0, -3.0D0,             0.D0,0.D0,0.D0,0.D0,
501*bf2c3715SXin Li     J           3.3D0,   .1D0, -2.0D0,             0.D0,0.D0,0.D0,0.D0,
502*bf2c3715SXin Li     K           2.1D0,   .1D0, -2.0D0,             0.D0,0.D0,0.D0,0.D0,
503*bf2c3715SXin Li     L            .6D0,   .1D0,  -.5D0,   .8D0,   .9D0,  -.3D0,  -.4D0,
504*bf2c3715SXin Li     M          -1.6D0,   .1D0, -2.2D0,   .8D0,  5.4D0,  -.3D0, -2.8D0,
505*bf2c3715SXin Li     N          -1.5D0,   .1D0, -1.4D0,   .8D0,  3.6D0,  -.3D0, -1.9D0,
506*bf2c3715SXin Li     O           3.7D0,   .1D0, -2.2D0,   .8D0,  3.6D0,  -.3D0, -1.5D0 /
507*bf2c3715SXin Li*
508*bf2c3715SXin Li      DATA DT19XD/.6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
509*bf2c3715SXin Li     A            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
510*bf2c3715SXin Li     B            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
511*bf2c3715SXin Li     C            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
512*bf2c3715SXin Li     D            .6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
513*bf2c3715SXin Li     E           -.8D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
514*bf2c3715SXin Li     F           -.9D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
515*bf2c3715SXin Li     G           3.5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
516*bf2c3715SXin Li     H            .6D0,   .1D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
517*bf2c3715SXin Li     I           -.8D0, -1.0D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
518*bf2c3715SXin Li     J           -.9D0,  -.8D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
519*bf2c3715SXin Li     K           3.5D0,   .8D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
520*bf2c3715SXin Li     L            .6D0,   .1D0,  -.5D0,   .8D0,          0.D0,0.D0,0.D0,
521*bf2c3715SXin Li     M           -.8D0, -1.0D0,  1.4D0, -1.6D0,          0.D0,0.D0,0.D0,
522*bf2c3715SXin Li     N           -.9D0,  -.8D0,  1.3D0, -1.6D0,          0.D0,0.D0,0.D0,
523*bf2c3715SXin Li     O           3.5D0,   .8D0, -3.1D0,  4.8D0,          0.D0,0.D0,0.D0/
524*bf2c3715SXin Li*                        TRUE Y RESULTS FOR ROTATIONS DROTM
525*bf2c3715SXin Li      DATA DT19YA/.5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
526*bf2c3715SXin Li     A            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
527*bf2c3715SXin Li     B            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
528*bf2c3715SXin Li     C            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
529*bf2c3715SXin Li     D            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
530*bf2c3715SXin Li     E            .7D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
531*bf2c3715SXin Li     F           1.7D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
532*bf2c3715SXin Li     G          -2.6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
533*bf2c3715SXin Li     H            .5D0,  -.9D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
534*bf2c3715SXin Li     I            .7D0, -4.8D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
535*bf2c3715SXin Li     J           1.7D0,  -.7D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
536*bf2c3715SXin Li     K          -2.6D0,  3.5D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
537*bf2c3715SXin Li     L            .5D0,  -.9D0,   .3D0,   .7D0,          0.D0,0.D0,0.D0,
538*bf2c3715SXin Li     M            .7D0, -4.8D0,  3.0D0,  1.1D0,          0.D0,0.D0,0.D0,
539*bf2c3715SXin Li     N           1.7D0,  -.7D0,  -.7D0,  2.3D0,          0.D0,0.D0,0.D0,
540*bf2c3715SXin Li     O          -2.6D0,  3.5D0,  -.7D0, -3.6D0,          0.D0,0.D0,0.D0/
541*bf2c3715SXin Li*
542*bf2c3715SXin Li      DATA DT19YB/.5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
543*bf2c3715SXin Li     A            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
544*bf2c3715SXin Li     B            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
545*bf2c3715SXin Li     C            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
546*bf2c3715SXin Li     D            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
547*bf2c3715SXin Li     E            .7D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
548*bf2c3715SXin Li     F           1.7D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
549*bf2c3715SXin Li     G          -2.6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
550*bf2c3715SXin Li     H            .5D0,  -.9D0,   .3D0,             0.D0,0.D0,0.D0,0.D0,
551*bf2c3715SXin Li     I           4.0D0,  -.9D0,  -.3D0,             0.D0,0.D0,0.D0,0.D0,
552*bf2c3715SXin Li     J           -.5D0,  -.9D0,  1.5D0,             0.D0,0.D0,0.D0,0.D0,
553*bf2c3715SXin Li     K          -1.5D0,  -.9D0, -1.8D0,             0.D0,0.D0,0.D0,0.D0,
554*bf2c3715SXin Li     L            .5D0,  -.9D0,   .3D0,   .7D0,  -.6D0,   .2D0,   .8D0,
555*bf2c3715SXin Li     M           3.7D0,  -.9D0, -1.2D0,   .7D0, -1.5D0,   .2D0,  2.2D0,
556*bf2c3715SXin Li     N           -.3D0,  -.9D0,  2.1D0,   .7D0, -1.6D0,   .2D0,  2.0D0,
557*bf2c3715SXin Li     O          -1.6D0,  -.9D0, -2.1D0,   .7D0,  2.9D0,   .2D0, -3.8D0 /
558*bf2c3715SXin Li*
559*bf2c3715SXin Li      DATA DT19YC/.5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
560*bf2c3715SXin Li     A            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
561*bf2c3715SXin Li     B            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
562*bf2c3715SXin Li     C            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
563*bf2c3715SXin Li     D            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
564*bf2c3715SXin Li     E            .7D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
565*bf2c3715SXin Li     F           1.7D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
566*bf2c3715SXin Li     G          -2.6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
567*bf2c3715SXin Li     H            .5D0,  -.9D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
568*bf2c3715SXin Li     I           4.0D0, -6.3D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
569*bf2c3715SXin Li     J           -.5D0,   .3D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
570*bf2c3715SXin Li     K          -1.5D0,  3.0D0,             0.D0,0.D0,0.D0,0.D0,0.D0,
571*bf2c3715SXin Li     L            .5D0,  -.9D0,   .3D0,   .7D0,          0.D0,0.D0,0.D0,
572*bf2c3715SXin Li     M           3.7D0, -7.2D0,  3.0D0,  1.7D0,          0.D0,0.D0,0.D0,
573*bf2c3715SXin Li     N           -.3D0,   .9D0,  -.7D0,  1.9D0,          0.D0,0.D0,0.D0,
574*bf2c3715SXin Li     O          -1.6D0,  2.7D0,  -.7D0, -3.4D0,          0.D0,0.D0,0.D0/
575*bf2c3715SXin Li*
576*bf2c3715SXin Li      DATA DT19YD/.5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
577*bf2c3715SXin Li     A            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
578*bf2c3715SXin Li     B            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
579*bf2c3715SXin Li     C            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
580*bf2c3715SXin Li     D            .5D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
581*bf2c3715SXin Li     E            .7D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
582*bf2c3715SXin Li     F           1.7D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
583*bf2c3715SXin Li     G          -2.6D0,                  0.D0,0.D0,0.D0,0.D0,0.D0,0.D0,
584*bf2c3715SXin Li     H            .5D0,  -.9D0,   .3D0,             0.D0,0.D0,0.D0,0.D0,
585*bf2c3715SXin Li     I            .7D0,  -.9D0,  1.2D0,             0.D0,0.D0,0.D0,0.D0,
586*bf2c3715SXin Li     J           1.7D0,  -.9D0,   .5D0,             0.D0,0.D0,0.D0,0.D0,
587*bf2c3715SXin Li     K          -2.6D0,  -.9D0, -1.3D0,             0.D0,0.D0,0.D0,0.D0,
588*bf2c3715SXin Li     L            .5D0,  -.9D0,   .3D0,   .7D0,  -.6D0,   .2D0,   .8D0,
589*bf2c3715SXin Li     M            .7D0,  -.9D0,  1.2D0,   .7D0, -1.5D0,   .2D0,  1.6D0,
590*bf2c3715SXin Li     N           1.7D0,  -.9D0,   .5D0,   .7D0, -1.6D0,   .2D0,  2.4D0,
591*bf2c3715SXin Li     O          -2.6D0,  -.9D0, -1.3D0,   .7D0,  2.9D0,   .2D0, -4.0D0 /
592*bf2c3715SXin Li*
593*bf2c3715SXin Li*     .. Executable Statements ..
594*bf2c3715SXin Li*
595*bf2c3715SXin Li      DO 120 KI = 1, 4
596*bf2c3715SXin Li         INCX = INCXS(KI)
597*bf2c3715SXin Li         INCY = INCYS(KI)
598*bf2c3715SXin Li         MX = ABS(INCX)
599*bf2c3715SXin Li         MY = ABS(INCY)
600*bf2c3715SXin Li*
601*bf2c3715SXin Li         DO 100 KN = 1, 4
602*bf2c3715SXin Li            N = NS(KN)
603*bf2c3715SXin Li            KSIZE = MIN(2,KN)
604*bf2c3715SXin Li            LENX = LENS(KN,MX)
605*bf2c3715SXin Li            LENY = LENS(KN,MY)
606*bf2c3715SXin Li*           .. Initialize all argument arrays ..
607*bf2c3715SXin Li            DO 20 I = 1, 7
608*bf2c3715SXin Li               SX(I) = DX1(I)
609*bf2c3715SXin Li               SY(I) = DY1(I)
610*bf2c3715SXin Li   20       CONTINUE
611*bf2c3715SXin Li*
612*bf2c3715SXin Li            IF (ICASE.EQ.1) THEN
613*bf2c3715SXin Li*              .. DDOT ..
614*bf2c3715SXin Li               CALL STEST1(DDOT(N,SX,INCX,SY,INCY),DT7(KN,KI),SSIZE1(KN)
615*bf2c3715SXin Li     +                     ,SFAC)
616*bf2c3715SXin Li            ELSE IF (ICASE.EQ.2) THEN
617*bf2c3715SXin Li*              .. DAXPY ..
618*bf2c3715SXin Li               CALL DAXPY(N,SA,SX,INCX,SY,INCY)
619*bf2c3715SXin Li               DO 40 J = 1, LENY
620*bf2c3715SXin Li                  STY(J) = DT8(J,KN,KI)
621*bf2c3715SXin Li   40          CONTINUE
622*bf2c3715SXin Li               CALL STEST(LENY,SY,STY,SSIZE2(1,KSIZE),SFAC)
623*bf2c3715SXin Li            ELSE IF (ICASE.EQ.5) THEN
624*bf2c3715SXin Li*              .. DCOPY ..
625*bf2c3715SXin Li               DO 60 I = 1, 7
626*bf2c3715SXin Li                  STY(I) = DT10Y(I,KN,KI)
627*bf2c3715SXin Li   60          CONTINUE
628*bf2c3715SXin Li               CALL DCOPY(N,SX,INCX,SY,INCY)
629*bf2c3715SXin Li               CALL STEST(LENY,SY,STY,SSIZE2(1,1),1.0D0)
630*bf2c3715SXin Li            ELSE IF (ICASE.EQ.6) THEN
631*bf2c3715SXin Li*              .. DSWAP ..
632*bf2c3715SXin Li               CALL DSWAP(N,SX,INCX,SY,INCY)
633*bf2c3715SXin Li               DO 80 I = 1, 7
634*bf2c3715SXin Li                  STX(I) = DT10X(I,KN,KI)
635*bf2c3715SXin Li                  STY(I) = DT10Y(I,KN,KI)
636*bf2c3715SXin Li   80          CONTINUE
637*bf2c3715SXin Li               CALL STEST(LENX,SX,STX,SSIZE2(1,1),1.0D0)
638*bf2c3715SXin Li               CALL STEST(LENY,SY,STY,SSIZE2(1,1),1.0D0)
639*bf2c3715SXin Li            ELSE IF (ICASE.EQ.12) THEN
640*bf2c3715SXin Li*              .. DROTM ..
641*bf2c3715SXin Li               KNI=KN+4*(KI-1)
642*bf2c3715SXin Li               DO KPAR=1,4
643*bf2c3715SXin Li                  DO I=1,7
644*bf2c3715SXin Li                     SX(I) = DX1(I)
645*bf2c3715SXin Li                     SY(I) = DY1(I)
646*bf2c3715SXin Li                     STX(I)= DT19X(I,KPAR,KNI)
647*bf2c3715SXin Li                     STY(I)= DT19Y(I,KPAR,KNI)
648*bf2c3715SXin Li                  END DO
649*bf2c3715SXin Li*
650*bf2c3715SXin Li                  DO I=1,5
651*bf2c3715SXin Li                     DTEMP(I) = DPAR(I,KPAR)
652*bf2c3715SXin Li                  END DO
653*bf2c3715SXin Li*
654*bf2c3715SXin Li                  DO  I=1,LENX
655*bf2c3715SXin Li                     SSIZE(I)=STX(I)
656*bf2c3715SXin Li                  END DO
657*bf2c3715SXin Li*                   SEE REMARK ABOVE ABOUT DT11X(1,2,7)
658*bf2c3715SXin Li*                       AND DT11X(5,3,8).
659*bf2c3715SXin Li                  IF ((KPAR .EQ. 2) .AND. (KNI .EQ. 7))
660*bf2c3715SXin Li     $               SSIZE(1) = 2.4D0
661*bf2c3715SXin Li                  IF ((KPAR .EQ. 3) .AND. (KNI .EQ. 8))
662*bf2c3715SXin Li     $               SSIZE(5) = 1.8D0
663*bf2c3715SXin Li*
664*bf2c3715SXin Li                  CALL   DROTM(N,SX,INCX,SY,INCY,DTEMP)
665*bf2c3715SXin Li                  CALL   STEST(LENX,SX,STX,SSIZE,SFAC)
666*bf2c3715SXin Li                  CALL   STEST(LENY,SY,STY,STY,SFAC)
667*bf2c3715SXin Li               END DO
668*bf2c3715SXin Li            ELSE IF (ICASE.EQ.13) THEN
669*bf2c3715SXin Li*              .. DSDOT ..
670*bf2c3715SXin Li            CALL TESTDSDOT(REAL(DSDOT(N,REAL(SX),INCX,REAL(SY),INCY)),
671*bf2c3715SXin Li     $                 REAL(DT7(KN,KI)),REAL(SSIZE1(KN)), .3125E-1)
672*bf2c3715SXin Li            ELSE
673*bf2c3715SXin Li               WRITE (NOUT,*) ' Shouldn''t be here in CHECK2'
674*bf2c3715SXin Li               STOP
675*bf2c3715SXin Li            END IF
676*bf2c3715SXin Li  100    CONTINUE
677*bf2c3715SXin Li  120 CONTINUE
678*bf2c3715SXin Li      RETURN
679*bf2c3715SXin Li      END
680*bf2c3715SXin Li      SUBROUTINE CHECK3(SFAC)
681*bf2c3715SXin Li*     .. Parameters ..
682*bf2c3715SXin Li      INTEGER           NOUT
683*bf2c3715SXin Li      PARAMETER         (NOUT=6)
684*bf2c3715SXin Li*     .. Scalar Arguments ..
685*bf2c3715SXin Li      DOUBLE PRECISION  SFAC
686*bf2c3715SXin Li*     .. Scalars in Common ..
687*bf2c3715SXin Li      INTEGER           ICASE, INCX, INCY, N
688*bf2c3715SXin Li      LOGICAL           PASS
689*bf2c3715SXin Li*     .. Local Scalars ..
690*bf2c3715SXin Li      DOUBLE PRECISION  SC, SS
691*bf2c3715SXin Li      INTEGER           I, K, KI, KN, KSIZE, LENX, LENY, MX, MY
692*bf2c3715SXin Li*     .. Local Arrays ..
693*bf2c3715SXin Li      DOUBLE PRECISION  COPYX(5), COPYY(5), DT9X(7,4,4), DT9Y(7,4,4),
694*bf2c3715SXin Li     +                  DX1(7), DY1(7), MWPC(11), MWPS(11), MWPSTX(5),
695*bf2c3715SXin Li     +                  MWPSTY(5), MWPTX(11,5), MWPTY(11,5), MWPX(5),
696*bf2c3715SXin Li     +                  MWPY(5), SSIZE2(14,2), STX(7), STY(7), SX(7),
697*bf2c3715SXin Li     +                  SY(7)
698*bf2c3715SXin Li      INTEGER           INCXS(4), INCYS(4), LENS(4,2), MWPINX(11),
699*bf2c3715SXin Li     +                  MWPINY(11), MWPN(11), NS(4)
700*bf2c3715SXin Li*     .. External Subroutines ..
701*bf2c3715SXin Li      EXTERNAL          DROT, STEST
702*bf2c3715SXin Li*     .. Intrinsic Functions ..
703*bf2c3715SXin Li      INTRINSIC         ABS, MIN
704*bf2c3715SXin Li*     .. Common blocks ..
705*bf2c3715SXin Li      COMMON            /COMBLA/ICASE, N, INCX, INCY, PASS
706*bf2c3715SXin Li*     .. Data statements ..
707*bf2c3715SXin Li      DATA              INCXS/1, 2, -2, -1/
708*bf2c3715SXin Li      DATA              INCYS/1, -2, 1, -2/
709*bf2c3715SXin Li      DATA              LENS/1, 1, 2, 4, 1, 1, 3, 7/
710*bf2c3715SXin Li      DATA              NS/0, 1, 2, 4/
711*bf2c3715SXin Li      DATA              DX1/0.6D0, 0.1D0, -0.5D0, 0.8D0, 0.9D0, -0.3D0,
712*bf2c3715SXin Li     +                  -0.4D0/
713*bf2c3715SXin Li      DATA              DY1/0.5D0, -0.9D0, 0.3D0, 0.7D0, -0.6D0, 0.2D0,
714*bf2c3715SXin Li     +                  0.8D0/
715*bf2c3715SXin Li      DATA              SC, SS/0.8D0, 0.6D0/
716*bf2c3715SXin Li      DATA              DT9X/0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
717*bf2c3715SXin Li     +                  0.0D0, 0.78D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
718*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.78D0, -0.46D0, 0.0D0, 0.0D0,
719*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.78D0, -0.46D0, -0.22D0,
720*bf2c3715SXin Li     +                  1.06D0, 0.0D0, 0.0D0, 0.0D0, 0.6D0, 0.0D0,
721*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.78D0,
722*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
723*bf2c3715SXin Li     +                  0.66D0, 0.1D0, -0.1D0, 0.0D0, 0.0D0, 0.0D0,
724*bf2c3715SXin Li     +                  0.0D0, 0.96D0, 0.1D0, -0.76D0, 0.8D0, 0.90D0,
725*bf2c3715SXin Li     +                  -0.3D0, -0.02D0, 0.6D0, 0.0D0, 0.0D0, 0.0D0,
726*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.78D0, 0.0D0, 0.0D0,
727*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, -0.06D0, 0.1D0,
728*bf2c3715SXin Li     +                  -0.1D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.90D0,
729*bf2c3715SXin Li     +                  0.1D0, -0.22D0, 0.8D0, 0.18D0, -0.3D0, -0.02D0,
730*bf2c3715SXin Li     +                  0.6D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
731*bf2c3715SXin Li     +                  0.78D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
732*bf2c3715SXin Li     +                  0.0D0, 0.78D0, 0.26D0, 0.0D0, 0.0D0, 0.0D0,
733*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.78D0, 0.26D0, -0.76D0, 1.12D0,
734*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0/
735*bf2c3715SXin Li      DATA              DT9Y/0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
736*bf2c3715SXin Li     +                  0.0D0, 0.04D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
737*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.04D0, -0.78D0, 0.0D0, 0.0D0,
738*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.04D0, -0.78D0, 0.54D0,
739*bf2c3715SXin Li     +                  0.08D0, 0.0D0, 0.0D0, 0.0D0, 0.5D0, 0.0D0,
740*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.04D0,
741*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.7D0,
742*bf2c3715SXin Li     +                  -0.9D0, -0.12D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
743*bf2c3715SXin Li     +                  0.64D0, -0.9D0, -0.30D0, 0.7D0, -0.18D0, 0.2D0,
744*bf2c3715SXin Li     +                  0.28D0, 0.5D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
745*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.04D0, 0.0D0, 0.0D0, 0.0D0,
746*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.7D0, -1.08D0, 0.0D0,
747*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.64D0, -1.26D0,
748*bf2c3715SXin Li     +                  0.54D0, 0.20D0, 0.0D0, 0.0D0, 0.0D0, 0.5D0,
749*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
750*bf2c3715SXin Li     +                  0.04D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
751*bf2c3715SXin Li     +                  0.0D0, 0.04D0, -0.9D0, 0.18D0, 0.0D0, 0.0D0,
752*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.04D0, -0.9D0, 0.18D0, 0.7D0,
753*bf2c3715SXin Li     +                  -0.18D0, 0.2D0, 0.16D0/
754*bf2c3715SXin Li      DATA              SSIZE2/0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
755*bf2c3715SXin Li     +                  0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0, 0.0D0,
756*bf2c3715SXin Li     +                  0.0D0, 1.17D0, 1.17D0, 1.17D0, 1.17D0, 1.17D0,
757*bf2c3715SXin Li     +                  1.17D0, 1.17D0, 1.17D0, 1.17D0, 1.17D0, 1.17D0,
758*bf2c3715SXin Li     +                  1.17D0, 1.17D0, 1.17D0/
759*bf2c3715SXin Li*     .. Executable Statements ..
760*bf2c3715SXin Li*
761*bf2c3715SXin Li      DO 60 KI = 1, 4
762*bf2c3715SXin Li         INCX = INCXS(KI)
763*bf2c3715SXin Li         INCY = INCYS(KI)
764*bf2c3715SXin Li         MX = ABS(INCX)
765*bf2c3715SXin Li         MY = ABS(INCY)
766*bf2c3715SXin Li*
767*bf2c3715SXin Li         DO 40 KN = 1, 4
768*bf2c3715SXin Li            N = NS(KN)
769*bf2c3715SXin Li            KSIZE = MIN(2,KN)
770*bf2c3715SXin Li            LENX = LENS(KN,MX)
771*bf2c3715SXin Li            LENY = LENS(KN,MY)
772*bf2c3715SXin Li*
773*bf2c3715SXin Li            IF (ICASE.EQ.4) THEN
774*bf2c3715SXin Li*              .. DROT ..
775*bf2c3715SXin Li               DO 20 I = 1, 7
776*bf2c3715SXin Li                  SX(I) = DX1(I)
777*bf2c3715SXin Li                  SY(I) = DY1(I)
778*bf2c3715SXin Li                  STX(I) = DT9X(I,KN,KI)
779*bf2c3715SXin Li                  STY(I) = DT9Y(I,KN,KI)
780*bf2c3715SXin Li   20          CONTINUE
781*bf2c3715SXin Li               CALL DROT(N,SX,INCX,SY,INCY,SC,SS)
782*bf2c3715SXin Li               CALL STEST(LENX,SX,STX,SSIZE2(1,KSIZE),SFAC)
783*bf2c3715SXin Li               CALL STEST(LENY,SY,STY,SSIZE2(1,KSIZE),SFAC)
784*bf2c3715SXin Li            ELSE
785*bf2c3715SXin Li               WRITE (NOUT,*) ' Shouldn''t be here in CHECK3'
786*bf2c3715SXin Li               STOP
787*bf2c3715SXin Li            END IF
788*bf2c3715SXin Li   40    CONTINUE
789*bf2c3715SXin Li   60 CONTINUE
790*bf2c3715SXin Li*
791*bf2c3715SXin Li      MWPC(1) = 1
792*bf2c3715SXin Li      DO 80 I = 2, 11
793*bf2c3715SXin Li         MWPC(I) = 0
794*bf2c3715SXin Li   80 CONTINUE
795*bf2c3715SXin Li      MWPS(1) = 0
796*bf2c3715SXin Li      DO 100 I = 2, 6
797*bf2c3715SXin Li         MWPS(I) = 1
798*bf2c3715SXin Li  100 CONTINUE
799*bf2c3715SXin Li      DO 120 I = 7, 11
800*bf2c3715SXin Li         MWPS(I) = -1
801*bf2c3715SXin Li  120 CONTINUE
802*bf2c3715SXin Li      MWPINX(1) = 1
803*bf2c3715SXin Li      MWPINX(2) = 1
804*bf2c3715SXin Li      MWPINX(3) = 1
805*bf2c3715SXin Li      MWPINX(4) = -1
806*bf2c3715SXin Li      MWPINX(5) = 1
807*bf2c3715SXin Li      MWPINX(6) = -1
808*bf2c3715SXin Li      MWPINX(7) = 1
809*bf2c3715SXin Li      MWPINX(8) = 1
810*bf2c3715SXin Li      MWPINX(9) = -1
811*bf2c3715SXin Li      MWPINX(10) = 1
812*bf2c3715SXin Li      MWPINX(11) = -1
813*bf2c3715SXin Li      MWPINY(1) = 1
814*bf2c3715SXin Li      MWPINY(2) = 1
815*bf2c3715SXin Li      MWPINY(3) = -1
816*bf2c3715SXin Li      MWPINY(4) = -1
817*bf2c3715SXin Li      MWPINY(5) = 2
818*bf2c3715SXin Li      MWPINY(6) = 1
819*bf2c3715SXin Li      MWPINY(7) = 1
820*bf2c3715SXin Li      MWPINY(8) = -1
821*bf2c3715SXin Li      MWPINY(9) = -1
822*bf2c3715SXin Li      MWPINY(10) = 2
823*bf2c3715SXin Li      MWPINY(11) = 1
824*bf2c3715SXin Li      DO 140 I = 1, 11
825*bf2c3715SXin Li         MWPN(I) = 5
826*bf2c3715SXin Li  140 CONTINUE
827*bf2c3715SXin Li      MWPN(5) = 3
828*bf2c3715SXin Li      MWPN(10) = 3
829*bf2c3715SXin Li      DO 160 I = 1, 5
830*bf2c3715SXin Li         MWPX(I) = I
831*bf2c3715SXin Li         MWPY(I) = I
832*bf2c3715SXin Li         MWPTX(1,I) = I
833*bf2c3715SXin Li         MWPTY(1,I) = I
834*bf2c3715SXin Li         MWPTX(2,I) = I
835*bf2c3715SXin Li         MWPTY(2,I) = -I
836*bf2c3715SXin Li         MWPTX(3,I) = 6 - I
837*bf2c3715SXin Li         MWPTY(3,I) = I - 6
838*bf2c3715SXin Li         MWPTX(4,I) = I
839*bf2c3715SXin Li         MWPTY(4,I) = -I
840*bf2c3715SXin Li         MWPTX(6,I) = 6 - I
841*bf2c3715SXin Li         MWPTY(6,I) = I - 6
842*bf2c3715SXin Li         MWPTX(7,I) = -I
843*bf2c3715SXin Li         MWPTY(7,I) = I
844*bf2c3715SXin Li         MWPTX(8,I) = I - 6
845*bf2c3715SXin Li         MWPTY(8,I) = 6 - I
846*bf2c3715SXin Li         MWPTX(9,I) = -I
847*bf2c3715SXin Li         MWPTY(9,I) = I
848*bf2c3715SXin Li         MWPTX(11,I) = I - 6
849*bf2c3715SXin Li         MWPTY(11,I) = 6 - I
850*bf2c3715SXin Li  160 CONTINUE
851*bf2c3715SXin Li      MWPTX(5,1) = 1
852*bf2c3715SXin Li      MWPTX(5,2) = 3
853*bf2c3715SXin Li      MWPTX(5,3) = 5
854*bf2c3715SXin Li      MWPTX(5,4) = 4
855*bf2c3715SXin Li      MWPTX(5,5) = 5
856*bf2c3715SXin Li      MWPTY(5,1) = -1
857*bf2c3715SXin Li      MWPTY(5,2) = 2
858*bf2c3715SXin Li      MWPTY(5,3) = -2
859*bf2c3715SXin Li      MWPTY(5,4) = 4
860*bf2c3715SXin Li      MWPTY(5,5) = -3
861*bf2c3715SXin Li      MWPTX(10,1) = -1
862*bf2c3715SXin Li      MWPTX(10,2) = -3
863*bf2c3715SXin Li      MWPTX(10,3) = -5
864*bf2c3715SXin Li      MWPTX(10,4) = 4
865*bf2c3715SXin Li      MWPTX(10,5) = 5
866*bf2c3715SXin Li      MWPTY(10,1) = 1
867*bf2c3715SXin Li      MWPTY(10,2) = 2
868*bf2c3715SXin Li      MWPTY(10,3) = 2
869*bf2c3715SXin Li      MWPTY(10,4) = 4
870*bf2c3715SXin Li      MWPTY(10,5) = 3
871*bf2c3715SXin Li      DO 200 I = 1, 11
872*bf2c3715SXin Li         INCX = MWPINX(I)
873*bf2c3715SXin Li         INCY = MWPINY(I)
874*bf2c3715SXin Li         DO 180 K = 1, 5
875*bf2c3715SXin Li            COPYX(K) = MWPX(K)
876*bf2c3715SXin Li            COPYY(K) = MWPY(K)
877*bf2c3715SXin Li            MWPSTX(K) = MWPTX(I,K)
878*bf2c3715SXin Li            MWPSTY(K) = MWPTY(I,K)
879*bf2c3715SXin Li  180    CONTINUE
880*bf2c3715SXin Li         CALL DROT(MWPN(I),COPYX,INCX,COPYY,INCY,MWPC(I),MWPS(I))
881*bf2c3715SXin Li         CALL STEST(5,COPYX,MWPSTX,MWPSTX,SFAC)
882*bf2c3715SXin Li         CALL STEST(5,COPYY,MWPSTY,MWPSTY,SFAC)
883*bf2c3715SXin Li  200 CONTINUE
884*bf2c3715SXin Li      RETURN
885*bf2c3715SXin Li      END
886*bf2c3715SXin Li      SUBROUTINE STEST(LEN,SCOMP,STRUE,SSIZE,SFAC)
887*bf2c3715SXin Li*     ********************************* STEST **************************
888*bf2c3715SXin Li*
889*bf2c3715SXin Li*     THIS SUBR COMPARES ARRAYS  SCOMP() AND STRUE() OF LENGTH LEN TO
890*bf2c3715SXin Li*     SEE IF THE TERM BY TERM DIFFERENCES, MULTIPLIED BY SFAC, ARE
891*bf2c3715SXin Li*     NEGLIGIBLE.
892*bf2c3715SXin Li*
893*bf2c3715SXin Li*     C. L. LAWSON, JPL, 1974 DEC 10
894*bf2c3715SXin Li*
895*bf2c3715SXin Li*     .. Parameters ..
896*bf2c3715SXin Li      INTEGER          NOUT
897*bf2c3715SXin Li      DOUBLE PRECISION ZERO
898*bf2c3715SXin Li      PARAMETER        (NOUT=6, ZERO=0.0D0)
899*bf2c3715SXin Li*     .. Scalar Arguments ..
900*bf2c3715SXin Li      DOUBLE PRECISION SFAC
901*bf2c3715SXin Li      INTEGER          LEN
902*bf2c3715SXin Li*     .. Array Arguments ..
903*bf2c3715SXin Li      DOUBLE PRECISION SCOMP(LEN), SSIZE(LEN), STRUE(LEN)
904*bf2c3715SXin Li*     .. Scalars in Common ..
905*bf2c3715SXin Li      INTEGER          ICASE, INCX, INCY, N
906*bf2c3715SXin Li      LOGICAL          PASS
907*bf2c3715SXin Li*     .. Local Scalars ..
908*bf2c3715SXin Li      DOUBLE PRECISION SD
909*bf2c3715SXin Li      INTEGER          I
910*bf2c3715SXin Li*     .. External Functions ..
911*bf2c3715SXin Li      DOUBLE PRECISION SDIFF
912*bf2c3715SXin Li      EXTERNAL         SDIFF
913*bf2c3715SXin Li*     .. Intrinsic Functions ..
914*bf2c3715SXin Li      INTRINSIC        ABS
915*bf2c3715SXin Li*     .. Common blocks ..
916*bf2c3715SXin Li      COMMON           /COMBLA/ICASE, N, INCX, INCY, PASS
917*bf2c3715SXin Li*     .. Executable Statements ..
918*bf2c3715SXin Li*
919*bf2c3715SXin Li      DO 40 I = 1, LEN
920*bf2c3715SXin Li         SD = SCOMP(I) - STRUE(I)
921*bf2c3715SXin Li         IF (ABS(SFAC*SD) .LE. ABS(SSIZE(I))*EPSILON(ZERO))
922*bf2c3715SXin Li     +       GO TO 40
923*bf2c3715SXin Li*
924*bf2c3715SXin Li*                             HERE    SCOMP(I) IS NOT CLOSE TO STRUE(I).
925*bf2c3715SXin Li*
926*bf2c3715SXin Li         IF ( .NOT. PASS) GO TO 20
927*bf2c3715SXin Li*                             PRINT FAIL MESSAGE AND HEADER.
928*bf2c3715SXin Li         PASS = .FALSE.
929*bf2c3715SXin Li         WRITE (NOUT,99999)
930*bf2c3715SXin Li         WRITE (NOUT,99998)
931*bf2c3715SXin Li   20    WRITE (NOUT,99997) ICASE, N, INCX, INCY, I, SCOMP(I),
932*bf2c3715SXin Li     +     STRUE(I), SD, SSIZE(I)
933*bf2c3715SXin Li   40 CONTINUE
934*bf2c3715SXin Li      RETURN
935*bf2c3715SXin Li*
936*bf2c3715SXin Li99999 FORMAT ('                                       FAIL')
937*bf2c3715SXin Li99998 FORMAT (/' CASE  N INCX INCY  I                            ',
938*bf2c3715SXin Li     +       ' COMP(I)                             TRUE(I)  DIFFERENCE',
939*bf2c3715SXin Li     +       '     SIZE(I)',/1X)
940*bf2c3715SXin Li99997 FORMAT (1X,I4,I3,2I5,I3,2D36.8,2D12.4)
941*bf2c3715SXin Li      END
942*bf2c3715SXin Li      SUBROUTINE TESTDSDOT(SCOMP,STRUE,SSIZE,SFAC)
943*bf2c3715SXin Li*     ********************************* STEST **************************
944*bf2c3715SXin Li*
945*bf2c3715SXin Li*     THIS SUBR COMPARES ARRAYS  SCOMP() AND STRUE() OF LENGTH LEN TO
946*bf2c3715SXin Li*     SEE IF THE TERM BY TERM DIFFERENCES, MULTIPLIED BY SFAC, ARE
947*bf2c3715SXin Li*     NEGLIGIBLE.
948*bf2c3715SXin Li*
949*bf2c3715SXin Li*     C. L. LAWSON, JPL, 1974 DEC 10
950*bf2c3715SXin Li*
951*bf2c3715SXin Li*     .. Parameters ..
952*bf2c3715SXin Li      INTEGER          NOUT
953*bf2c3715SXin Li      REAL             ZERO
954*bf2c3715SXin Li      PARAMETER        (NOUT=6, ZERO=0.0E0)
955*bf2c3715SXin Li*     .. Scalar Arguments ..
956*bf2c3715SXin Li      REAL             SFAC, SCOMP, SSIZE, STRUE
957*bf2c3715SXin Li*     .. Scalars in Common ..
958*bf2c3715SXin Li      INTEGER          ICASE, INCX, INCY, N
959*bf2c3715SXin Li      LOGICAL          PASS
960*bf2c3715SXin Li*     .. Local Scalars ..
961*bf2c3715SXin Li      REAL             SD
962*bf2c3715SXin Li*     .. Intrinsic Functions ..
963*bf2c3715SXin Li      INTRINSIC        ABS
964*bf2c3715SXin Li*     .. Common blocks ..
965*bf2c3715SXin Li      COMMON           /COMBLA/ICASE, N, INCX, INCY, PASS
966*bf2c3715SXin Li*     .. Executable Statements ..
967*bf2c3715SXin Li*
968*bf2c3715SXin Li         SD = SCOMP - STRUE
969*bf2c3715SXin Li         IF (ABS(SFAC*SD) .LE. ABS(SSIZE) * EPSILON(ZERO))
970*bf2c3715SXin Li     +       GO TO 40
971*bf2c3715SXin Li*
972*bf2c3715SXin Li*                             HERE    SCOMP(I) IS NOT CLOSE TO STRUE(I).
973*bf2c3715SXin Li*
974*bf2c3715SXin Li         IF ( .NOT. PASS) GO TO 20
975*bf2c3715SXin Li*                             PRINT FAIL MESSAGE AND HEADER.
976*bf2c3715SXin Li         PASS = .FALSE.
977*bf2c3715SXin Li         WRITE (NOUT,99999)
978*bf2c3715SXin Li         WRITE (NOUT,99998)
979*bf2c3715SXin Li   20    WRITE (NOUT,99997) ICASE, N, INCX, INCY, SCOMP,
980*bf2c3715SXin Li     +     STRUE, SD, SSIZE
981*bf2c3715SXin Li   40 CONTINUE
982*bf2c3715SXin Li      RETURN
983*bf2c3715SXin Li*
984*bf2c3715SXin Li99999 FORMAT ('                                       FAIL')
985*bf2c3715SXin Li99998 FORMAT (/' CASE  N INCX INCY                           ',
986*bf2c3715SXin Li     +       ' COMP(I)                             TRUE(I)  DIFFERENCE',
987*bf2c3715SXin Li     +       '     SIZE(I)',/1X)
988*bf2c3715SXin Li99997 FORMAT (1X,I4,I3,1I5,I3,2E36.8,2E12.4)
989*bf2c3715SXin Li      END
990*bf2c3715SXin Li      SUBROUTINE STEST1(SCOMP1,STRUE1,SSIZE,SFAC)
991*bf2c3715SXin Li*     ************************* STEST1 *****************************
992*bf2c3715SXin Li*
993*bf2c3715SXin Li*     THIS IS AN INTERFACE SUBROUTINE TO ACCOMMODATE THE FORTRAN
994*bf2c3715SXin Li*     REQUIREMENT THAT WHEN A DUMMY ARGUMENT IS AN ARRAY, THE
995*bf2c3715SXin Li*     ACTUAL ARGUMENT MUST ALSO BE AN ARRAY OR AN ARRAY ELEMENT.
996*bf2c3715SXin Li*
997*bf2c3715SXin Li*     C.L. LAWSON, JPL, 1978 DEC 6
998*bf2c3715SXin Li*
999*bf2c3715SXin Li*     .. Scalar Arguments ..
1000*bf2c3715SXin Li      DOUBLE PRECISION  SCOMP1, SFAC, STRUE1
1001*bf2c3715SXin Li*     .. Array Arguments ..
1002*bf2c3715SXin Li      DOUBLE PRECISION  SSIZE(*)
1003*bf2c3715SXin Li*     .. Local Arrays ..
1004*bf2c3715SXin Li      DOUBLE PRECISION  SCOMP(1), STRUE(1)
1005*bf2c3715SXin Li*     .. External Subroutines ..
1006*bf2c3715SXin Li      EXTERNAL          STEST
1007*bf2c3715SXin Li*     .. Executable Statements ..
1008*bf2c3715SXin Li*
1009*bf2c3715SXin Li      SCOMP(1) = SCOMP1
1010*bf2c3715SXin Li      STRUE(1) = STRUE1
1011*bf2c3715SXin Li      CALL STEST(1,SCOMP,STRUE,SSIZE,SFAC)
1012*bf2c3715SXin Li*
1013*bf2c3715SXin Li      RETURN
1014*bf2c3715SXin Li      END
1015*bf2c3715SXin Li      DOUBLE PRECISION FUNCTION SDIFF(SA,SB)
1016*bf2c3715SXin Li*     ********************************* SDIFF **************************
1017*bf2c3715SXin Li*     COMPUTES DIFFERENCE OF TWO NUMBERS.  C. L. LAWSON, JPL 1974 FEB 15
1018*bf2c3715SXin Li*
1019*bf2c3715SXin Li*     .. Scalar Arguments ..
1020*bf2c3715SXin Li      DOUBLE PRECISION                SA, SB
1021*bf2c3715SXin Li*     .. Executable Statements ..
1022*bf2c3715SXin Li      SDIFF = SA - SB
1023*bf2c3715SXin Li      RETURN
1024*bf2c3715SXin Li      END
1025*bf2c3715SXin Li      SUBROUTINE ITEST1(ICOMP,ITRUE)
1026*bf2c3715SXin Li*     ********************************* ITEST1 *************************
1027*bf2c3715SXin Li*
1028*bf2c3715SXin Li*     THIS SUBROUTINE COMPARES THE VARIABLES ICOMP AND ITRUE FOR
1029*bf2c3715SXin Li*     EQUALITY.
1030*bf2c3715SXin Li*     C. L. LAWSON, JPL, 1974 DEC 10
1031*bf2c3715SXin Li*
1032*bf2c3715SXin Li*     .. Parameters ..
1033*bf2c3715SXin Li      INTEGER           NOUT
1034*bf2c3715SXin Li      PARAMETER         (NOUT=6)
1035*bf2c3715SXin Li*     .. Scalar Arguments ..
1036*bf2c3715SXin Li      INTEGER           ICOMP, ITRUE
1037*bf2c3715SXin Li*     .. Scalars in Common ..
1038*bf2c3715SXin Li      INTEGER           ICASE, INCX, INCY, N
1039*bf2c3715SXin Li      LOGICAL           PASS
1040*bf2c3715SXin Li*     .. Local Scalars ..
1041*bf2c3715SXin Li      INTEGER           ID
1042*bf2c3715SXin Li*     .. Common blocks ..
1043*bf2c3715SXin Li      COMMON            /COMBLA/ICASE, N, INCX, INCY, PASS
1044*bf2c3715SXin Li*     .. Executable Statements ..
1045*bf2c3715SXin Li*
1046*bf2c3715SXin Li      IF (ICOMP.EQ.ITRUE) GO TO 40
1047*bf2c3715SXin Li*
1048*bf2c3715SXin Li*                            HERE ICOMP IS NOT EQUAL TO ITRUE.
1049*bf2c3715SXin Li*
1050*bf2c3715SXin Li      IF ( .NOT. PASS) GO TO 20
1051*bf2c3715SXin Li*                             PRINT FAIL MESSAGE AND HEADER.
1052*bf2c3715SXin Li      PASS = .FALSE.
1053*bf2c3715SXin Li      WRITE (NOUT,99999)
1054*bf2c3715SXin Li      WRITE (NOUT,99998)
1055*bf2c3715SXin Li   20 ID = ICOMP - ITRUE
1056*bf2c3715SXin Li      WRITE (NOUT,99997) ICASE, N, INCX, INCY, ICOMP, ITRUE, ID
1057*bf2c3715SXin Li   40 CONTINUE
1058*bf2c3715SXin Li      RETURN
1059*bf2c3715SXin Li*
1060*bf2c3715SXin Li99999 FORMAT ('                                       FAIL')
1061*bf2c3715SXin Li99998 FORMAT (/' CASE  N INCX INCY                               ',
1062*bf2c3715SXin Li     +       ' COMP                                TRUE     DIFFERENCE',
1063*bf2c3715SXin Li     +       /1X)
1064*bf2c3715SXin Li99997 FORMAT (1X,I4,I3,2I5,2I36,I12)
1065*bf2c3715SXin Li      END
1066