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1*> \brief \b CBLAT1
2*
3*  =========== DOCUMENTATION ===========
4*
5* Online html documentation available at
6*            http://www.netlib.org/lapack/explore-html/
7*
8*  Definition:
9*  ===========
10*
11*       PROGRAM CBLAT1
12*
13*
14*> \par Purpose:
15*  =============
16*>
17*> \verbatim
18*>
19*>    Test program for the COMPLEX Level 1 BLAS.
20*>    Based upon the original BLAS test routine together with:
21*>
22*>    F06GAF Example Program Text
23*> \endverbatim
24*
25*  Authors:
26*  ========
27*
28*> \author Univ. of Tennessee
29*> \author Univ. of California Berkeley
30*> \author Univ. of Colorado Denver
31*> \author NAG Ltd.
32*
33*> \date April 2012
34*
35*> \ingroup complex_blas_testing
36*
37*  =====================================================================
38      PROGRAM CBLAT1
39*
40*  -- Reference BLAS test routine (version 3.4.1) --
41*  -- Reference BLAS is a software package provided by Univ. of Tennessee,    --
42*  -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
43*     April 2012
44*
45*  =====================================================================
46*
47*     .. Parameters ..
48      INTEGER          NOUT
49      PARAMETER        (NOUT=6)
50*     .. Scalars in Common ..
51      INTEGER          ICASE, INCX, INCY, MODE, N
52      LOGICAL          PASS
53*     .. Local Scalars ..
54      REAL             SFAC
55      INTEGER          IC
56*     .. External Subroutines ..
57      EXTERNAL         CHECK1, CHECK2, HEADER
58*     .. Common blocks ..
59      COMMON           /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
60*     .. Data statements ..
61      DATA             SFAC/9.765625E-4/
62*     .. Executable Statements ..
63      WRITE (NOUT,99999)
64      DO 20 IC = 1, 10
65         ICASE = IC
66         CALL HEADER
67*
68*        Initialize PASS, INCX, INCY, and MODE for a new case.
69*        The value 9999 for INCX, INCY or MODE will appear in the
70*        detailed  output, if any, for cases that do not involve
71*        these parameters.
72*
73         PASS = .TRUE.
74         INCX = 9999
75         INCY = 9999
76         MODE = 9999
77         IF (ICASE.LE.5) THEN
78            CALL CHECK2(SFAC)
79         ELSE IF (ICASE.GE.6) THEN
80            CALL CHECK1(SFAC)
81         END IF
82*        -- Print
83         IF (PASS) WRITE (NOUT,99998)
84   20 CONTINUE
85      STOP
86*
8799999 FORMAT (' Complex BLAS Test Program Results',/1X)
8899998 FORMAT ('                                    ----- PASS -----')
89      END
90      SUBROUTINE HEADER
91*     .. Parameters ..
92      INTEGER          NOUT
93      PARAMETER        (NOUT=6)
94*     .. Scalars in Common ..
95      INTEGER          ICASE, INCX, INCY, MODE, N
96      LOGICAL          PASS
97*     .. Local Arrays ..
98      CHARACTER*6      L(10)
99*     .. Common blocks ..
100      COMMON           /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
101*     .. Data statements ..
102      DATA             L(1)/'CDOTC '/
103      DATA             L(2)/'CDOTU '/
104      DATA             L(3)/'CAXPY '/
105      DATA             L(4)/'CCOPY '/
106      DATA             L(5)/'CSWAP '/
107      DATA             L(6)/'SCNRM2'/
108      DATA             L(7)/'SCASUM'/
109      DATA             L(8)/'CSCAL '/
110      DATA             L(9)/'CSSCAL'/
111      DATA             L(10)/'ICAMAX'/
112*     .. Executable Statements ..
113      WRITE (NOUT,99999) ICASE, L(ICASE)
114      RETURN
115*
11699999 FORMAT (/' Test of subprogram number',I3,12X,A6)
117      END
118      SUBROUTINE CHECK1(SFAC)
119*     .. Parameters ..
120      INTEGER           NOUT
121      PARAMETER         (NOUT=6)
122*     .. Scalar Arguments ..
123      REAL              SFAC
124*     .. Scalars in Common ..
125      INTEGER           ICASE, INCX, INCY, MODE, N
126      LOGICAL           PASS
127*     .. Local Scalars ..
128      COMPLEX           CA
129      REAL              SA
130      INTEGER           I, J, LEN, NP1
131*     .. Local Arrays ..
132      COMPLEX           CTRUE5(8,5,2), CTRUE6(8,5,2), CV(8,5,2), CX(8),
133     +                  MWPCS(5), MWPCT(5)
134      REAL              STRUE2(5), STRUE4(5)
135      INTEGER           ITRUE3(5)
136*     .. External Functions ..
137      REAL              SCASUM, SCNRM2
138      INTEGER           ICAMAX
139      EXTERNAL          SCASUM, SCNRM2, ICAMAX
140*     .. External Subroutines ..
141      EXTERNAL          CSCAL, CSSCAL, CTEST, ITEST1, STEST1
142*     .. Intrinsic Functions ..
143      INTRINSIC         MAX
144*     .. Common blocks ..
145      COMMON            /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
146*     .. Data statements ..
147      DATA              SA, CA/0.3E0, (0.4E0,-0.7E0)/
148      DATA              ((CV(I,J,1),I=1,8),J=1,5)/(0.1E0,0.1E0),
149     +                  (1.0E0,2.0E0), (1.0E0,2.0E0), (1.0E0,2.0E0),
150     +                  (1.0E0,2.0E0), (1.0E0,2.0E0), (1.0E0,2.0E0),
151     +                  (1.0E0,2.0E0), (0.3E0,-0.4E0), (3.0E0,4.0E0),
152     +                  (3.0E0,4.0E0), (3.0E0,4.0E0), (3.0E0,4.0E0),
153     +                  (3.0E0,4.0E0), (3.0E0,4.0E0), (3.0E0,4.0E0),
154     +                  (0.1E0,-0.3E0), (0.5E0,-0.1E0), (5.0E0,6.0E0),
155     +                  (5.0E0,6.0E0), (5.0E0,6.0E0), (5.0E0,6.0E0),
156     +                  (5.0E0,6.0E0), (5.0E0,6.0E0), (0.1E0,0.1E0),
157     +                  (-0.6E0,0.1E0), (0.1E0,-0.3E0), (7.0E0,8.0E0),
158     +                  (7.0E0,8.0E0), (7.0E0,8.0E0), (7.0E0,8.0E0),
159     +                  (7.0E0,8.0E0), (0.3E0,0.1E0), (0.5E0,0.0E0),
160     +                  (0.0E0,0.5E0), (0.0E0,0.2E0), (2.0E0,3.0E0),
161     +                  (2.0E0,3.0E0), (2.0E0,3.0E0), (2.0E0,3.0E0)/
162      DATA              ((CV(I,J,2),I=1,8),J=1,5)/(0.1E0,0.1E0),
163     +                  (4.0E0,5.0E0), (4.0E0,5.0E0), (4.0E0,5.0E0),
164     +                  (4.0E0,5.0E0), (4.0E0,5.0E0), (4.0E0,5.0E0),
165     +                  (4.0E0,5.0E0), (0.3E0,-0.4E0), (6.0E0,7.0E0),
166     +                  (6.0E0,7.0E0), (6.0E0,7.0E0), (6.0E0,7.0E0),
167     +                  (6.0E0,7.0E0), (6.0E0,7.0E0), (6.0E0,7.0E0),
168     +                  (0.1E0,-0.3E0), (8.0E0,9.0E0), (0.5E0,-0.1E0),
169     +                  (2.0E0,5.0E0), (2.0E0,5.0E0), (2.0E0,5.0E0),
170     +                  (2.0E0,5.0E0), (2.0E0,5.0E0), (0.1E0,0.1E0),
171     +                  (3.0E0,6.0E0), (-0.6E0,0.1E0), (4.0E0,7.0E0),
172     +                  (0.1E0,-0.3E0), (7.0E0,2.0E0), (7.0E0,2.0E0),
173     +                  (7.0E0,2.0E0), (0.3E0,0.1E0), (5.0E0,8.0E0),
174     +                  (0.5E0,0.0E0), (6.0E0,9.0E0), (0.0E0,0.5E0),
175     +                  (8.0E0,3.0E0), (0.0E0,0.2E0), (9.0E0,4.0E0)/
176      DATA              STRUE2/0.0E0, 0.5E0, 0.6E0, 0.7E0, 0.8E0/
177      DATA              STRUE4/0.0E0, 0.7E0, 1.0E0, 1.3E0, 1.6E0/
178      DATA              ((CTRUE5(I,J,1),I=1,8),J=1,5)/(0.1E0,0.1E0),
179     +                  (1.0E0,2.0E0), (1.0E0,2.0E0), (1.0E0,2.0E0),
180     +                  (1.0E0,2.0E0), (1.0E0,2.0E0), (1.0E0,2.0E0),
181     +                  (1.0E0,2.0E0), (-0.16E0,-0.37E0), (3.0E0,4.0E0),
182     +                  (3.0E0,4.0E0), (3.0E0,4.0E0), (3.0E0,4.0E0),
183     +                  (3.0E0,4.0E0), (3.0E0,4.0E0), (3.0E0,4.0E0),
184     +                  (-0.17E0,-0.19E0), (0.13E0,-0.39E0),
185     +                  (5.0E0,6.0E0), (5.0E0,6.0E0), (5.0E0,6.0E0),
186     +                  (5.0E0,6.0E0), (5.0E0,6.0E0), (5.0E0,6.0E0),
187     +                  (0.11E0,-0.03E0), (-0.17E0,0.46E0),
188     +                  (-0.17E0,-0.19E0), (7.0E0,8.0E0), (7.0E0,8.0E0),
189     +                  (7.0E0,8.0E0), (7.0E0,8.0E0), (7.0E0,8.0E0),
190     +                  (0.19E0,-0.17E0), (0.20E0,-0.35E0),
191     +                  (0.35E0,0.20E0), (0.14E0,0.08E0),
192     +                  (2.0E0,3.0E0), (2.0E0,3.0E0), (2.0E0,3.0E0),
193     +                  (2.0E0,3.0E0)/
194      DATA              ((CTRUE5(I,J,2),I=1,8),J=1,5)/(0.1E0,0.1E0),
195     +                  (4.0E0,5.0E0), (4.0E0,5.0E0), (4.0E0,5.0E0),
196     +                  (4.0E0,5.0E0), (4.0E0,5.0E0), (4.0E0,5.0E0),
197     +                  (4.0E0,5.0E0), (-0.16E0,-0.37E0), (6.0E0,7.0E0),
198     +                  (6.0E0,7.0E0), (6.0E0,7.0E0), (6.0E0,7.0E0),
199     +                  (6.0E0,7.0E0), (6.0E0,7.0E0), (6.0E0,7.0E0),
200     +                  (-0.17E0,-0.19E0), (8.0E0,9.0E0),
201     +                  (0.13E0,-0.39E0), (2.0E0,5.0E0), (2.0E0,5.0E0),
202     +                  (2.0E0,5.0E0), (2.0E0,5.0E0), (2.0E0,5.0E0),
203     +                  (0.11E0,-0.03E0), (3.0E0,6.0E0),
204     +                  (-0.17E0,0.46E0), (4.0E0,7.0E0),
205     +                  (-0.17E0,-0.19E0), (7.0E0,2.0E0), (7.0E0,2.0E0),
206     +                  (7.0E0,2.0E0), (0.19E0,-0.17E0), (5.0E0,8.0E0),
207     +                  (0.20E0,-0.35E0), (6.0E0,9.0E0),
208     +                  (0.35E0,0.20E0), (8.0E0,3.0E0),
209     +                  (0.14E0,0.08E0), (9.0E0,4.0E0)/
210      DATA              ((CTRUE6(I,J,1),I=1,8),J=1,5)/(0.1E0,0.1E0),
211     +                  (1.0E0,2.0E0), (1.0E0,2.0E0), (1.0E0,2.0E0),
212     +                  (1.0E0,2.0E0), (1.0E0,2.0E0), (1.0E0,2.0E0),
213     +                  (1.0E0,2.0E0), (0.09E0,-0.12E0), (3.0E0,4.0E0),
214     +                  (3.0E0,4.0E0), (3.0E0,4.0E0), (3.0E0,4.0E0),
215     +                  (3.0E0,4.0E0), (3.0E0,4.0E0), (3.0E0,4.0E0),
216     +                  (0.03E0,-0.09E0), (0.15E0,-0.03E0),
217     +                  (5.0E0,6.0E0), (5.0E0,6.0E0), (5.0E0,6.0E0),
218     +                  (5.0E0,6.0E0), (5.0E0,6.0E0), (5.0E0,6.0E0),
219     +                  (0.03E0,0.03E0), (-0.18E0,0.03E0),
220     +                  (0.03E0,-0.09E0), (7.0E0,8.0E0), (7.0E0,8.0E0),
221     +                  (7.0E0,8.0E0), (7.0E0,8.0E0), (7.0E0,8.0E0),
222     +                  (0.09E0,0.03E0), (0.15E0,0.00E0),
223     +                  (0.00E0,0.15E0), (0.00E0,0.06E0), (2.0E0,3.0E0),
224     +                  (2.0E0,3.0E0), (2.0E0,3.0E0), (2.0E0,3.0E0)/
225      DATA              ((CTRUE6(I,J,2),I=1,8),J=1,5)/(0.1E0,0.1E0),
226     +                  (4.0E0,5.0E0), (4.0E0,5.0E0), (4.0E0,5.0E0),
227     +                  (4.0E0,5.0E0), (4.0E0,5.0E0), (4.0E0,5.0E0),
228     +                  (4.0E0,5.0E0), (0.09E0,-0.12E0), (6.0E0,7.0E0),
229     +                  (6.0E0,7.0E0), (6.0E0,7.0E0), (6.0E0,7.0E0),
230     +                  (6.0E0,7.0E0), (6.0E0,7.0E0), (6.0E0,7.0E0),
231     +                  (0.03E0,-0.09E0), (8.0E0,9.0E0),
232     +                  (0.15E0,-0.03E0), (2.0E0,5.0E0), (2.0E0,5.0E0),
233     +                  (2.0E0,5.0E0), (2.0E0,5.0E0), (2.0E0,5.0E0),
234     +                  (0.03E0,0.03E0), (3.0E0,6.0E0),
235     +                  (-0.18E0,0.03E0), (4.0E0,7.0E0),
236     +                  (0.03E0,-0.09E0), (7.0E0,2.0E0), (7.0E0,2.0E0),
237     +                  (7.0E0,2.0E0), (0.09E0,0.03E0), (5.0E0,8.0E0),
238     +                  (0.15E0,0.00E0), (6.0E0,9.0E0), (0.00E0,0.15E0),
239     +                  (8.0E0,3.0E0), (0.00E0,0.06E0), (9.0E0,4.0E0)/
240      DATA              ITRUE3/0, 1, 2, 2, 2/
241*     .. Executable Statements ..
242      DO 60 INCX = 1, 2
243         DO 40 NP1 = 1, 5
244            N = NP1 - 1
245            LEN = 2*MAX(N,1)
246*           .. Set vector arguments ..
247            DO 20 I = 1, LEN
248               CX(I) = CV(I,NP1,INCX)
249   20       CONTINUE
250            IF (ICASE.EQ.6) THEN
251*              .. SCNRM2 ..
252               CALL STEST1(SCNRM2(N,CX,INCX),STRUE2(NP1),STRUE2(NP1),
253     +                     SFAC)
254            ELSE IF (ICASE.EQ.7) THEN
255*              .. SCASUM ..
256               CALL STEST1(SCASUM(N,CX,INCX),STRUE4(NP1),STRUE4(NP1),
257     +                     SFAC)
258            ELSE IF (ICASE.EQ.8) THEN
259*              .. CSCAL ..
260               CALL CSCAL(N,CA,CX,INCX)
261               CALL CTEST(LEN,CX,CTRUE5(1,NP1,INCX),CTRUE5(1,NP1,INCX),
262     +                    SFAC)
263            ELSE IF (ICASE.EQ.9) THEN
264*              .. CSSCAL ..
265               CALL CSSCAL(N,SA,CX,INCX)
266               CALL CTEST(LEN,CX,CTRUE6(1,NP1,INCX),CTRUE6(1,NP1,INCX),
267     +                    SFAC)
268            ELSE IF (ICASE.EQ.10) THEN
269*              .. ICAMAX ..
270               CALL ITEST1(ICAMAX(N,CX,INCX),ITRUE3(NP1))
271            ELSE
272               WRITE (NOUT,*) ' Shouldn''t be here in CHECK1'
273               STOP
274            END IF
275*
276   40    CONTINUE
277   60 CONTINUE
278*
279      INCX = 1
280      IF (ICASE.EQ.8) THEN
281*        CSCAL
282*        Add a test for alpha equal to zero.
283         CA = (0.0E0,0.0E0)
284         DO 80 I = 1, 5
285            MWPCT(I) = (0.0E0,0.0E0)
286            MWPCS(I) = (1.0E0,1.0E0)
287   80    CONTINUE
288         CALL CSCAL(5,CA,CX,INCX)
289         CALL CTEST(5,CX,MWPCT,MWPCS,SFAC)
290      ELSE IF (ICASE.EQ.9) THEN
291*        CSSCAL
292*        Add a test for alpha equal to zero.
293         SA = 0.0E0
294         DO 100 I = 1, 5
295            MWPCT(I) = (0.0E0,0.0E0)
296            MWPCS(I) = (1.0E0,1.0E0)
297  100    CONTINUE
298         CALL CSSCAL(5,SA,CX,INCX)
299         CALL CTEST(5,CX,MWPCT,MWPCS,SFAC)
300*        Add a test for alpha equal to one.
301         SA = 1.0E0
302         DO 120 I = 1, 5
303            MWPCT(I) = CX(I)
304            MWPCS(I) = CX(I)
305  120    CONTINUE
306         CALL CSSCAL(5,SA,CX,INCX)
307         CALL CTEST(5,CX,MWPCT,MWPCS,SFAC)
308*        Add a test for alpha equal to minus one.
309         SA = -1.0E0
310         DO 140 I = 1, 5
311            MWPCT(I) = -CX(I)
312            MWPCS(I) = -CX(I)
313  140    CONTINUE
314         CALL CSSCAL(5,SA,CX,INCX)
315         CALL CTEST(5,CX,MWPCT,MWPCS,SFAC)
316      END IF
317      RETURN
318      END
319      SUBROUTINE CHECK2(SFAC)
320*     .. Parameters ..
321      INTEGER           NOUT
322      PARAMETER         (NOUT=6)
323*     .. Scalar Arguments ..
324      REAL              SFAC
325*     .. Scalars in Common ..
326      INTEGER           ICASE, INCX, INCY, MODE, N
327      LOGICAL           PASS
328*     .. Local Scalars ..
329      COMPLEX           CA
330      INTEGER           I, J, KI, KN, KSIZE, LENX, LENY, MX, MY
331*     .. Local Arrays ..
332      COMPLEX           CDOT(1), CSIZE1(4), CSIZE2(7,2), CSIZE3(14),
333     +                  CT10X(7,4,4), CT10Y(7,4,4), CT6(4,4), CT7(4,4),
334     +                  CT8(7,4,4), CX(7), CX1(7), CY(7), CY1(7)
335      INTEGER           INCXS(4), INCYS(4), LENS(4,2), NS(4)
336*     .. External Functions ..
337      COMPLEX           CDOTC, CDOTU
338      EXTERNAL          CDOTC, CDOTU
339*     .. External Subroutines ..
340      EXTERNAL          CAXPY, CCOPY, CSWAP, CTEST
341*     .. Intrinsic Functions ..
342      INTRINSIC         ABS, MIN
343*     .. Common blocks ..
344      COMMON            /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
345*     .. Data statements ..
346      DATA              CA/(0.4E0,-0.7E0)/
347      DATA              INCXS/1, 2, -2, -1/
348      DATA              INCYS/1, -2, 1, -2/
349      DATA              LENS/1, 1, 2, 4, 1, 1, 3, 7/
350      DATA              NS/0, 1, 2, 4/
351      DATA              CX1/(0.7E0,-0.8E0), (-0.4E0,-0.7E0),
352     +                  (-0.1E0,-0.9E0), (0.2E0,-0.8E0),
353     +                  (-0.9E0,-0.4E0), (0.1E0,0.4E0), (-0.6E0,0.6E0)/
354      DATA              CY1/(0.6E0,-0.6E0), (-0.9E0,0.5E0),
355     +                  (0.7E0,-0.6E0), (0.1E0,-0.5E0), (-0.1E0,-0.2E0),
356     +                  (-0.5E0,-0.3E0), (0.8E0,-0.7E0)/
357      DATA              ((CT8(I,J,1),I=1,7),J=1,4)/(0.6E0,-0.6E0),
358     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
359     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
360     +                  (0.32E0,-1.41E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
361     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
362     +                  (0.0E0,0.0E0), (0.32E0,-1.41E0),
363     +                  (-1.55E0,0.5E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
364     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
365     +                  (0.32E0,-1.41E0), (-1.55E0,0.5E0),
366     +                  (0.03E0,-0.89E0), (-0.38E0,-0.96E0),
367     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0)/
368      DATA              ((CT8(I,J,2),I=1,7),J=1,4)/(0.6E0,-0.6E0),
369     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
370     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
371     +                  (0.32E0,-1.41E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
372     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
373     +                  (0.0E0,0.0E0), (-0.07E0,-0.89E0),
374     +                  (-0.9E0,0.5E0), (0.42E0,-1.41E0), (0.0E0,0.0E0),
375     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
376     +                  (0.78E0,0.06E0), (-0.9E0,0.5E0),
377     +                  (0.06E0,-0.13E0), (0.1E0,-0.5E0),
378     +                  (-0.77E0,-0.49E0), (-0.5E0,-0.3E0),
379     +                  (0.52E0,-1.51E0)/
380      DATA              ((CT8(I,J,3),I=1,7),J=1,4)/(0.6E0,-0.6E0),
381     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
382     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
383     +                  (0.32E0,-1.41E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
384     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
385     +                  (0.0E0,0.0E0), (-0.07E0,-0.89E0),
386     +                  (-1.18E0,-0.31E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
387     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
388     +                  (0.78E0,0.06E0), (-1.54E0,0.97E0),
389     +                  (0.03E0,-0.89E0), (-0.18E0,-1.31E0),
390     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0)/
391      DATA              ((CT8(I,J,4),I=1,7),J=1,4)/(0.6E0,-0.6E0),
392     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
393     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
394     +                  (0.32E0,-1.41E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
395     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
396     +                  (0.0E0,0.0E0), (0.32E0,-1.41E0), (-0.9E0,0.5E0),
397     +                  (0.05E0,-0.6E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
398     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.32E0,-1.41E0),
399     +                  (-0.9E0,0.5E0), (0.05E0,-0.6E0), (0.1E0,-0.5E0),
400     +                  (-0.77E0,-0.49E0), (-0.5E0,-0.3E0),
401     +                  (0.32E0,-1.16E0)/
402      DATA              CT7/(0.0E0,0.0E0), (-0.06E0,-0.90E0),
403     +                  (0.65E0,-0.47E0), (-0.34E0,-1.22E0),
404     +                  (0.0E0,0.0E0), (-0.06E0,-0.90E0),
405     +                  (-0.59E0,-1.46E0), (-1.04E0,-0.04E0),
406     +                  (0.0E0,0.0E0), (-0.06E0,-0.90E0),
407     +                  (-0.83E0,0.59E0), (0.07E0,-0.37E0),
408     +                  (0.0E0,0.0E0), (-0.06E0,-0.90E0),
409     +                  (-0.76E0,-1.15E0), (-1.33E0,-1.82E0)/
410      DATA              CT6/(0.0E0,0.0E0), (0.90E0,0.06E0),
411     +                  (0.91E0,-0.77E0), (1.80E0,-0.10E0),
412     +                  (0.0E0,0.0E0), (0.90E0,0.06E0), (1.45E0,0.74E0),
413     +                  (0.20E0,0.90E0), (0.0E0,0.0E0), (0.90E0,0.06E0),
414     +                  (-0.55E0,0.23E0), (0.83E0,-0.39E0),
415     +                  (0.0E0,0.0E0), (0.90E0,0.06E0), (1.04E0,0.79E0),
416     +                  (1.95E0,1.22E0)/
417      DATA              ((CT10X(I,J,1),I=1,7),J=1,4)/(0.7E0,-0.8E0),
418     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
419     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
420     +                  (0.6E0,-0.6E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
421     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
422     +                  (0.0E0,0.0E0), (0.6E0,-0.6E0), (-0.9E0,0.5E0),
423     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
424     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.6E0,-0.6E0),
425     +                  (-0.9E0,0.5E0), (0.7E0,-0.6E0), (0.1E0,-0.5E0),
426     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0)/
427      DATA              ((CT10X(I,J,2),I=1,7),J=1,4)/(0.7E0,-0.8E0),
428     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
429     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
430     +                  (0.6E0,-0.6E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
431     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
432     +                  (0.0E0,0.0E0), (0.7E0,-0.6E0), (-0.4E0,-0.7E0),
433     +                  (0.6E0,-0.6E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
434     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.8E0,-0.7E0),
435     +                  (-0.4E0,-0.7E0), (-0.1E0,-0.2E0),
436     +                  (0.2E0,-0.8E0), (0.7E0,-0.6E0), (0.1E0,0.4E0),
437     +                  (0.6E0,-0.6E0)/
438      DATA              ((CT10X(I,J,3),I=1,7),J=1,4)/(0.7E0,-0.8E0),
439     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
440     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
441     +                  (0.6E0,-0.6E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
442     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
443     +                  (0.0E0,0.0E0), (-0.9E0,0.5E0), (-0.4E0,-0.7E0),
444     +                  (0.6E0,-0.6E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
445     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.1E0,-0.5E0),
446     +                  (-0.4E0,-0.7E0), (0.7E0,-0.6E0), (0.2E0,-0.8E0),
447     +                  (-0.9E0,0.5E0), (0.1E0,0.4E0), (0.6E0,-0.6E0)/
448      DATA              ((CT10X(I,J,4),I=1,7),J=1,4)/(0.7E0,-0.8E0),
449     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
450     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
451     +                  (0.6E0,-0.6E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
452     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
453     +                  (0.0E0,0.0E0), (0.6E0,-0.6E0), (0.7E0,-0.6E0),
454     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
455     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.6E0,-0.6E0),
456     +                  (0.7E0,-0.6E0), (-0.1E0,-0.2E0), (0.8E0,-0.7E0),
457     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0)/
458      DATA              ((CT10Y(I,J,1),I=1,7),J=1,4)/(0.6E0,-0.6E0),
459     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
460     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
461     +                  (0.7E0,-0.8E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
462     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
463     +                  (0.0E0,0.0E0), (0.7E0,-0.8E0), (-0.4E0,-0.7E0),
464     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
465     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.7E0,-0.8E0),
466     +                  (-0.4E0,-0.7E0), (-0.1E0,-0.9E0),
467     +                  (0.2E0,-0.8E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
468     +                  (0.0E0,0.0E0)/
469      DATA              ((CT10Y(I,J,2),I=1,7),J=1,4)/(0.6E0,-0.6E0),
470     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
471     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
472     +                  (0.7E0,-0.8E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
473     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
474     +                  (0.0E0,0.0E0), (-0.1E0,-0.9E0), (-0.9E0,0.5E0),
475     +                  (0.7E0,-0.8E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
476     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (-0.6E0,0.6E0),
477     +                  (-0.9E0,0.5E0), (-0.9E0,-0.4E0), (0.1E0,-0.5E0),
478     +                  (-0.1E0,-0.9E0), (-0.5E0,-0.3E0),
479     +                  (0.7E0,-0.8E0)/
480      DATA              ((CT10Y(I,J,3),I=1,7),J=1,4)/(0.6E0,-0.6E0),
481     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
482     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
483     +                  (0.7E0,-0.8E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
484     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
485     +                  (0.0E0,0.0E0), (-0.1E0,-0.9E0), (0.7E0,-0.8E0),
486     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
487     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (-0.6E0,0.6E0),
488     +                  (-0.9E0,-0.4E0), (-0.1E0,-0.9E0),
489     +                  (0.7E0,-0.8E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
490     +                  (0.0E0,0.0E0)/
491      DATA              ((CT10Y(I,J,4),I=1,7),J=1,4)/(0.6E0,-0.6E0),
492     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
493     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
494     +                  (0.7E0,-0.8E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
495     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
496     +                  (0.0E0,0.0E0), (0.7E0,-0.8E0), (-0.9E0,0.5E0),
497     +                  (-0.4E0,-0.7E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
498     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.7E0,-0.8E0),
499     +                  (-0.9E0,0.5E0), (-0.4E0,-0.7E0), (0.1E0,-0.5E0),
500     +                  (-0.1E0,-0.9E0), (-0.5E0,-0.3E0),
501     +                  (0.2E0,-0.8E0)/
502      DATA              CSIZE1/(0.0E0,0.0E0), (0.9E0,0.9E0),
503     +                  (1.63E0,1.73E0), (2.90E0,2.78E0)/
504      DATA              CSIZE3/(0.0E0,0.0E0), (0.0E0,0.0E0),
505     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
506     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (1.17E0,1.17E0),
507     +                  (1.17E0,1.17E0), (1.17E0,1.17E0),
508     +                  (1.17E0,1.17E0), (1.17E0,1.17E0),
509     +                  (1.17E0,1.17E0), (1.17E0,1.17E0)/
510      DATA              CSIZE2/(0.0E0,0.0E0), (0.0E0,0.0E0),
511     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (0.0E0,0.0E0),
512     +                  (0.0E0,0.0E0), (0.0E0,0.0E0), (1.54E0,1.54E0),
513     +                  (1.54E0,1.54E0), (1.54E0,1.54E0),
514     +                  (1.54E0,1.54E0), (1.54E0,1.54E0),
515     +                  (1.54E0,1.54E0), (1.54E0,1.54E0)/
516*     .. Executable Statements ..
517      DO 60 KI = 1, 4
518         INCX = INCXS(KI)
519         INCY = INCYS(KI)
520         MX = ABS(INCX)
521         MY = ABS(INCY)
522*
523         DO 40 KN = 1, 4
524            N = NS(KN)
525            KSIZE = MIN(2,KN)
526            LENX = LENS(KN,MX)
527            LENY = LENS(KN,MY)
528*           .. initialize all argument arrays ..
529            DO 20 I = 1, 7
530               CX(I) = CX1(I)
531               CY(I) = CY1(I)
532   20       CONTINUE
533            IF (ICASE.EQ.1) THEN
534*              .. CDOTC ..
535               CDOT(1) = CDOTC(N,CX,INCX,CY,INCY)
536               CALL CTEST(1,CDOT,CT6(KN,KI),CSIZE1(KN),SFAC)
537            ELSE IF (ICASE.EQ.2) THEN
538*              .. CDOTU ..
539               CDOT(1) = CDOTU(N,CX,INCX,CY,INCY)
540               CALL CTEST(1,CDOT,CT7(KN,KI),CSIZE1(KN),SFAC)
541            ELSE IF (ICASE.EQ.3) THEN
542*              .. CAXPY ..
543               CALL CAXPY(N,CA,CX,INCX,CY,INCY)
544               CALL CTEST(LENY,CY,CT8(1,KN,KI),CSIZE2(1,KSIZE),SFAC)
545            ELSE IF (ICASE.EQ.4) THEN
546*              .. CCOPY ..
547               CALL CCOPY(N,CX,INCX,CY,INCY)
548               CALL CTEST(LENY,CY,CT10Y(1,KN,KI),CSIZE3,1.0E0)
549            ELSE IF (ICASE.EQ.5) THEN
550*              .. CSWAP ..
551               CALL CSWAP(N,CX,INCX,CY,INCY)
552               CALL CTEST(LENX,CX,CT10X(1,KN,KI),CSIZE3,1.0E0)
553               CALL CTEST(LENY,CY,CT10Y(1,KN,KI),CSIZE3,1.0E0)
554            ELSE
555               WRITE (NOUT,*) ' Shouldn''t be here in CHECK2'
556               STOP
557            END IF
558*
559   40    CONTINUE
560   60 CONTINUE
561      RETURN
562      END
563      SUBROUTINE STEST(LEN,SCOMP,STRUE,SSIZE,SFAC)
564*     ********************************* STEST **************************
565*
566*     THIS SUBR COMPARES ARRAYS  SCOMP() AND STRUE() OF LENGTH LEN TO
567*     SEE IF THE TERM BY TERM DIFFERENCES, MULTIPLIED BY SFAC, ARE
568*     NEGLIGIBLE.
569*
570*     C. L. LAWSON, JPL, 1974 DEC 10
571*
572*     .. Parameters ..
573      INTEGER          NOUT
574      REAL             ZERO
575      PARAMETER        (NOUT=6, ZERO=0.0E0)
576*     .. Scalar Arguments ..
577      REAL             SFAC
578      INTEGER          LEN
579*     .. Array Arguments ..
580      REAL             SCOMP(LEN), SSIZE(LEN), STRUE(LEN)
581*     .. Scalars in Common ..
582      INTEGER          ICASE, INCX, INCY, MODE, N
583      LOGICAL          PASS
584*     .. Local Scalars ..
585      REAL             SD
586      INTEGER          I
587*     .. External Functions ..
588      REAL             SDIFF
589      EXTERNAL         SDIFF
590*     .. Intrinsic Functions ..
591      INTRINSIC        ABS
592*     .. Common blocks ..
593      COMMON           /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
594*     .. Executable Statements ..
595*
596      DO 40 I = 1, LEN
597         SD = SCOMP(I) - STRUE(I)
598         IF (ABS(SFAC*SD) .LE. ABS(SSIZE(I))*EPSILON(ZERO))
599     +       GO TO 40
600*
601*                             HERE    SCOMP(I) IS NOT CLOSE TO STRUE(I).
602*
603         IF ( .NOT. PASS) GO TO 20
604*                             PRINT FAIL MESSAGE AND HEADER.
605         PASS = .FALSE.
606         WRITE (NOUT,99999)
607         WRITE (NOUT,99998)
608   20    WRITE (NOUT,99997) ICASE, N, INCX, INCY, MODE, I, SCOMP(I),
609     +     STRUE(I), SD, SSIZE(I)
610   40 CONTINUE
611      RETURN
612*
61399999 FORMAT ('                                       FAIL')
61499998 FORMAT (/' CASE  N INCX INCY MODE  I                            ',
615     +       ' COMP(I)                             TRUE(I)  DIFFERENCE',
616     +       '     SIZE(I)',/1X)
61799997 FORMAT (1X,I4,I3,3I5,I3,2E36.8,2E12.4)
618      END
619      SUBROUTINE STEST1(SCOMP1,STRUE1,SSIZE,SFAC)
620*     ************************* STEST1 *****************************
621*
622*     THIS IS AN INTERFACE SUBROUTINE TO ACCOMODATE THE FORTRAN
623*     REQUIREMENT THAT WHEN A DUMMY ARGUMENT IS AN ARRAY, THE
624*     ACTUAL ARGUMENT MUST ALSO BE AN ARRAY OR AN ARRAY ELEMENT.
625*
626*     C.L. LAWSON, JPL, 1978 DEC 6
627*
628*     .. Scalar Arguments ..
629      REAL              SCOMP1, SFAC, STRUE1
630*     .. Array Arguments ..
631      REAL              SSIZE(*)
632*     .. Local Arrays ..
633      REAL              SCOMP(1), STRUE(1)
634*     .. External Subroutines ..
635      EXTERNAL          STEST
636*     .. Executable Statements ..
637*
638      SCOMP(1) = SCOMP1
639      STRUE(1) = STRUE1
640      CALL STEST(1,SCOMP,STRUE,SSIZE,SFAC)
641*
642      RETURN
643      END
644      REAL             FUNCTION SDIFF(SA,SB)
645*     ********************************* SDIFF **************************
646*     COMPUTES DIFFERENCE OF TWO NUMBERS.  C. L. LAWSON, JPL 1974 FEB 15
647*
648*     .. Scalar Arguments ..
649      REAL                            SA, SB
650*     .. Executable Statements ..
651      SDIFF = SA - SB
652      RETURN
653      END
654      SUBROUTINE CTEST(LEN,CCOMP,CTRUE,CSIZE,SFAC)
655*     **************************** CTEST *****************************
656*
657*     C.L. LAWSON, JPL, 1978 DEC 6
658*
659*     .. Scalar Arguments ..
660      REAL             SFAC
661      INTEGER          LEN
662*     .. Array Arguments ..
663      COMPLEX          CCOMP(LEN), CSIZE(LEN), CTRUE(LEN)
664*     .. Local Scalars ..
665      INTEGER          I
666*     .. Local Arrays ..
667      REAL             SCOMP(20), SSIZE(20), STRUE(20)
668*     .. External Subroutines ..
669      EXTERNAL         STEST
670*     .. Intrinsic Functions ..
671      INTRINSIC        AIMAG, REAL
672*     .. Executable Statements ..
673      DO 20 I = 1, LEN
674         SCOMP(2*I-1) = REAL(CCOMP(I))
675         SCOMP(2*I) = AIMAG(CCOMP(I))
676         STRUE(2*I-1) = REAL(CTRUE(I))
677         STRUE(2*I) = AIMAG(CTRUE(I))
678         SSIZE(2*I-1) = REAL(CSIZE(I))
679         SSIZE(2*I) = AIMAG(CSIZE(I))
680   20 CONTINUE
681*
682      CALL STEST(2*LEN,SCOMP,STRUE,SSIZE,SFAC)
683      RETURN
684      END
685      SUBROUTINE ITEST1(ICOMP,ITRUE)
686*     ********************************* ITEST1 *************************
687*
688*     THIS SUBROUTINE COMPARES THE VARIABLES ICOMP AND ITRUE FOR
689*     EQUALITY.
690*     C. L. LAWSON, JPL, 1974 DEC 10
691*
692*     .. Parameters ..
693      INTEGER           NOUT
694      PARAMETER         (NOUT=6)
695*     .. Scalar Arguments ..
696      INTEGER           ICOMP, ITRUE
697*     .. Scalars in Common ..
698      INTEGER           ICASE, INCX, INCY, MODE, N
699      LOGICAL           PASS
700*     .. Local Scalars ..
701      INTEGER           ID
702*     .. Common blocks ..
703      COMMON            /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
704*     .. Executable Statements ..
705      IF (ICOMP.EQ.ITRUE) GO TO 40
706*
707*                            HERE ICOMP IS NOT EQUAL TO ITRUE.
708*
709      IF ( .NOT. PASS) GO TO 20
710*                             PRINT FAIL MESSAGE AND HEADER.
711      PASS = .FALSE.
712      WRITE (NOUT,99999)
713      WRITE (NOUT,99998)
714   20 ID = ICOMP - ITRUE
715      WRITE (NOUT,99997) ICASE, N, INCX, INCY, MODE, ICOMP, ITRUE, ID
716   40 CONTINUE
717      RETURN
718*
71999999 FORMAT ('                                       FAIL')
72099998 FORMAT (/' CASE  N INCX INCY MODE                               ',
721     +       ' COMP                                TRUE     DIFFERENCE',
722     +       /1X)
72399997 FORMAT (1X,I4,I3,3I5,2I36,I12)
724      END
725