1 PROGRAM SBLAT1
2 * Test program for the REAL Level 1 BLAS.
3 * Based upon the original BLAS test routine together with:
4 * F06EAF Example Program Text
5 * .. Parameters ..
6 INTEGER NOUT
7 PARAMETER (NOUT=6)
8 * .. Scalars in Common ..
9 INTEGER ICASE, INCX, INCY, MODE, N
10 LOGICAL PASS
11 * .. Local Scalars ..
12 REAL SFAC
13 INTEGER IC
14 * .. External Subroutines ..
15 EXTERNAL CHECK0, CHECK1, CHECK2, CHECK3, HEADER
16 * .. Common blocks ..
17 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
18 * .. Data statements ..
19 DATA SFAC/9.765625E-4/
20 * .. Executable Statements ..
21 WRITE (NOUT,99999)
22 DO 20 IC = 1, 10
23 ICASE = IC
24 CALL HEADER
25 *
26 * .. Initialize PASS, INCX, INCY, and MODE for a new case. ..
27 * .. the value 9999 for INCX, INCY or MODE will appear in the ..
28 * .. detailed output, if any, for cases that do not involve ..
29 * .. these parameters ..
30 *
31 PASS = .TRUE.
32 INCX = 9999
33 INCY = 9999
34 MODE = 9999
35 IF (ICASE.EQ.3) THEN
36 CALL CHECK0(SFAC)
37 ELSE IF (ICASE.EQ.7 .OR. ICASE.EQ.8 .OR. ICASE.EQ.9 .OR.
38 + ICASE.EQ.10) THEN
39 CALL CHECK1(SFAC)
40 ELSE IF (ICASE.EQ.1 .OR. ICASE.EQ.2 .OR. ICASE.EQ.5 .OR.
41 + ICASE.EQ.6) THEN
42 CALL CHECK2(SFAC)
43 ELSE IF (ICASE.EQ.4) THEN
44 CALL CHECK3(SFAC)
45 END IF
46 * -- Print
47 IF (PASS) WRITE (NOUT,99998)
48 20 CONTINUE
49 STOP
50 *
51 99999 FORMAT (' Real BLAS Test Program Results',/1X)
52 99998 FORMAT (' ----- PASS -----')
53 END
54 SUBROUTINE HEADER
55 * .. Parameters ..
56 INTEGER NOUT
57 PARAMETER (NOUT=6)
58 * .. Scalars in Common ..
59 INTEGER ICASE, INCX, INCY, MODE, N
60 LOGICAL PASS
61 * .. Local Arrays ..
62 CHARACTER*6 L(10)
63 * .. Common blocks ..
64 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
65 * .. Data statements ..
66 DATA L(1)/' SDOT '/
67 DATA L(2)/'SAXPY '/
68 DATA L(3)/'SROTG '/
69 DATA L(4)/' SROT '/
70 DATA L(5)/'SCOPY '/
71 DATA L(6)/'SSWAP '/
72 DATA L(7)/'SNRM2 '/
73 DATA L(8)/'SASUM '/
74 DATA L(9)/'SSCAL '/
75 DATA L(10)/'ISAMAX'/
76 * .. Executable Statements ..
77 WRITE (NOUT,99999) ICASE, L(ICASE)
78 RETURN
79 *
80 99999 FORMAT (/' Test of subprogram number',I3,12X,A6)
81 END
82 SUBROUTINE CHECK0(SFAC)
83 * .. Parameters ..
84 INTEGER NOUT
85 PARAMETER (NOUT=6)
86 * .. Scalar Arguments ..
87 REAL SFAC
88 * .. Scalars in Common ..
89 INTEGER ICASE, INCX, INCY, MODE, N
90 LOGICAL PASS
91 * .. Local Scalars ..
92 REAL D12, SA, SB, SC, SS
93 INTEGER K
94 * .. Local Arrays ..
95 REAL DA1(8), DATRUE(8), DB1(8), DBTRUE(8), DC1(8),
96 + DS1(8)
97 * .. External Subroutines ..
98 EXTERNAL SROTG, STEST1
99 * .. Common blocks ..
100 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
101 * .. Data statements ..
102 DATA DA1/0.3E0, 0.4E0, -0.3E0, -0.4E0, -0.3E0, 0.0E0,
103 + 0.0E0, 1.0E0/
104 DATA DB1/0.4E0, 0.3E0, 0.4E0, 0.3E0, -0.4E0, 0.0E0,
105 + 1.0E0, 0.0E0/
106 DATA DC1/0.6E0, 0.8E0, -0.6E0, 0.8E0, 0.6E0, 1.0E0,
107 + 0.0E0, 1.0E0/
108 DATA DS1/0.8E0, 0.6E0, 0.8E0, -0.6E0, 0.8E0, 0.0E0,
109 + 1.0E0, 0.0E0/
110 DATA DATRUE/0.5E0, 0.5E0, 0.5E0, -0.5E0, -0.5E0,
111 + 0.0E0, 1.0E0, 1.0E0/
112 DATA DBTRUE/0.0E0, 0.6E0, 0.0E0, -0.6E0, 0.0E0,
113 + 0.0E0, 1.0E0, 0.0E0/
114 DATA D12/4096.0E0/
115 * .. Executable Statements ..
116 *
117 * Compute true values which cannot be prestored
118 * in decimal notation
119 *
120 DBTRUE(1) = 1.0E0/0.6E0
121 DBTRUE(3) = -1.0E0/0.6E0
122 DBTRUE(5) = 1.0E0/0.6E0
123 *
124 DO 20 K = 1, 8
125 * .. Set N=K for identification in output if any ..
126 N = K
127 IF (ICASE.EQ.3) THEN
128 * .. SROTG ..
129 IF (K.GT.8) GO TO 40
130 SA = DA1(K)
131 SB = DB1(K)
132 CALL SROTG(SA,SB,SC,SS)
133 CALL STEST1(SA,DATRUE(K),DATRUE(K),SFAC)
134 CALL STEST1(SB,DBTRUE(K),DBTRUE(K),SFAC)
135 CALL STEST1(SC,DC1(K),DC1(K),SFAC)
136 CALL STEST1(SS,DS1(K),DS1(K),SFAC)
137 ELSE
138 WRITE (NOUT,*) ' Shouldn''t be here in CHECK0'
139 STOP
140 END IF
141 20 CONTINUE
142 40 RETURN
143 END
144 SUBROUTINE CHECK1(SFAC)
145 * .. Parameters ..
146 INTEGER NOUT
147 PARAMETER (NOUT=6)
148 * .. Scalar Arguments ..
149 REAL SFAC
150 * .. Scalars in Common ..
151 INTEGER ICASE, INCX, INCY, MODE, N
152 LOGICAL PASS
153 * .. Local Scalars ..
154 INTEGER I, LEN, NP1
155 * .. Local Arrays ..
156 REAL DTRUE1(5), DTRUE3(5), DTRUE5(8,5,2), DV(8,5,2),
157 + SA(10), STEMP(1), STRUE(8), SX(8)
158 INTEGER ITRUE2(5)
159 * .. External Functions ..
160 REAL SASUM, SNRM2
161 INTEGER ISAMAX
162 EXTERNAL SASUM, SNRM2, ISAMAX
163 * .. External Subroutines ..
164 EXTERNAL ITEST1, SSCAL, STEST, STEST1
165 * .. Intrinsic Functions ..
166 INTRINSIC MAX
167 * .. Common blocks ..
168 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
169 * .. Data statements ..
170 DATA SA/0.3E0, -1.0E0, 0.0E0, 1.0E0, 0.3E0, 0.3E0,
171 + 0.3E0, 0.3E0, 0.3E0, 0.3E0/
172 DATA DV/0.1E0, 2.0E0, 2.0E0, 2.0E0, 2.0E0, 2.0E0,
173 + 2.0E0, 2.0E0, 0.3E0, 3.0E0, 3.0E0, 3.0E0, 3.0E0,
174 + 3.0E0, 3.0E0, 3.0E0, 0.3E0, -0.4E0, 4.0E0,
175 + 4.0E0, 4.0E0, 4.0E0, 4.0E0, 4.0E0, 0.2E0,
176 + -0.6E0, 0.3E0, 5.0E0, 5.0E0, 5.0E0, 5.0E0,
177 + 5.0E0, 0.1E0, -0.3E0, 0.5E0, -0.1E0, 6.0E0,
178 + 6.0E0, 6.0E0, 6.0E0, 0.1E0, 8.0E0, 8.0E0, 8.0E0,
179 + 8.0E0, 8.0E0, 8.0E0, 8.0E0, 0.3E0, 9.0E0, 9.0E0,
180 + 9.0E0, 9.0E0, 9.0E0, 9.0E0, 9.0E0, 0.3E0, 2.0E0,
181 + -0.4E0, 2.0E0, 2.0E0, 2.0E0, 2.0E0, 2.0E0,
182 + 0.2E0, 3.0E0, -0.6E0, 5.0E0, 0.3E0, 2.0E0,
183 + 2.0E0, 2.0E0, 0.1E0, 4.0E0, -0.3E0, 6.0E0,
184 + -0.5E0, 7.0E0, -0.1E0, 3.0E0/
185 DATA DTRUE1/0.0E0, 0.3E0, 0.5E0, 0.7E0, 0.6E0/
186 DATA DTRUE3/0.0E0, 0.3E0, 0.7E0, 1.1E0, 1.0E0/
187 DATA DTRUE5/0.10E0, 2.0E0, 2.0E0, 2.0E0, 2.0E0,
188 + 2.0E0, 2.0E0, 2.0E0, -0.3E0, 3.0E0, 3.0E0,
189 + 3.0E0, 3.0E0, 3.0E0, 3.0E0, 3.0E0, 0.0E0, 0.0E0,
190 + 4.0E0, 4.0E0, 4.0E0, 4.0E0, 4.0E0, 4.0E0,
191 + 0.20E0, -0.60E0, 0.30E0, 5.0E0, 5.0E0, 5.0E0,
192 + 5.0E0, 5.0E0, 0.03E0, -0.09E0, 0.15E0, -0.03E0,
193 + 6.0E0, 6.0E0, 6.0E0, 6.0E0, 0.10E0, 8.0E0,
194 + 8.0E0, 8.0E0, 8.0E0, 8.0E0, 8.0E0, 8.0E0,
195 + 0.09E0, 9.0E0, 9.0E0, 9.0E0, 9.0E0, 9.0E0,
196 + 9.0E0, 9.0E0, 0.09E0, 2.0E0, -0.12E0, 2.0E0,
197 + 2.0E0, 2.0E0, 2.0E0, 2.0E0, 0.06E0, 3.0E0,
198 + -0.18E0, 5.0E0, 0.09E0, 2.0E0, 2.0E0, 2.0E0,
199 + 0.03E0, 4.0E0, -0.09E0, 6.0E0, -0.15E0, 7.0E0,
200 + -0.03E0, 3.0E0/
201 DATA ITRUE2/0, 1, 2, 2, 3/
202 * .. Executable Statements ..
203 DO 80 INCX = 1, 2
204 DO 60 NP1 = 1, 5
205 N = NP1 - 1
206 LEN = 2*MAX(N,1)
207 * .. Set vector arguments ..
208 DO 20 I = 1, LEN
209 SX(I) = DV(I,NP1,INCX)
210 20 CONTINUE
211 *
212 IF (ICASE.EQ.7) THEN
213 * .. SNRM2 ..
214 STEMP(1) = DTRUE1(NP1)
215 CALL STEST1(SNRM2(N,SX,INCX),STEMP,STEMP,SFAC)
216 ELSE IF (ICASE.EQ.8) THEN
217 * .. SASUM ..
218 STEMP(1) = DTRUE3(NP1)
219 CALL STEST1(SASUM(N,SX,INCX),STEMP,STEMP,SFAC)
220 ELSE IF (ICASE.EQ.9) THEN
221 * .. SSCAL ..
222 CALL SSCAL(N,SA((INCX-1)*5+NP1),SX,INCX)
223 DO 40 I = 1, LEN
224 STRUE(I) = DTRUE5(I,NP1,INCX)
225 40 CONTINUE
226 CALL STEST(LEN,SX,STRUE,STRUE,SFAC)
227 ELSE IF (ICASE.EQ.10) THEN
228 * .. ISAMAX ..
229 CALL ITEST1(ISAMAX(N,SX,INCX),ITRUE2(NP1))
230 ELSE
231 WRITE (NOUT,*) ' Shouldn''t be here in CHECK1'
232 STOP
233 END IF
234 60 CONTINUE
235 80 CONTINUE
236 RETURN
237 END
238 SUBROUTINE CHECK2(SFAC)
239 * .. Parameters ..
240 INTEGER NOUT
241 PARAMETER (NOUT=6)
242 * .. Scalar Arguments ..
243 REAL SFAC
244 * .. Scalars in Common ..
245 INTEGER ICASE, INCX, INCY, MODE, N
246 LOGICAL PASS
247 * .. Local Scalars ..
248 REAL SA, SC, SS
249 INTEGER I, J, KI, KN, KSIZE, LENX, LENY, MX, MY
250 * .. Local Arrays ..
251 REAL DT10X(7,4,4), DT10Y(7,4,4), DT7(4,4),
252 + DT8(7,4,4), DT9X(7,4,4), DT9Y(7,4,4), DX1(7),
253 + DY1(7), SSIZE1(4), SSIZE2(14,2), STX(7), STY(7),
254 + SX(7), SY(7)
255 INTEGER INCXS(4), INCYS(4), LENS(4,2), NS(4)
256 * .. External Functions ..
257 REAL SDOT
258 EXTERNAL SDOT
259 * .. External Subroutines ..
260 EXTERNAL SAXPY, SCOPY, SSWAP, STEST, STEST1
261 * .. Intrinsic Functions ..
262 INTRINSIC ABS, MIN
263 * .. Common blocks ..
264 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
265 * .. Data statements ..
266 DATA SA/0.3E0/
267 DATA INCXS/1, 2, -2, -1/
268 DATA INCYS/1, -2, 1, -2/
269 DATA LENS/1, 1, 2, 4, 1, 1, 3, 7/
270 DATA NS/0, 1, 2, 4/
271 DATA DX1/0.6E0, 0.1E0, -0.5E0, 0.8E0, 0.9E0, -0.3E0,
272 + -0.4E0/
273 DATA DY1/0.5E0, -0.9E0, 0.3E0, 0.7E0, -0.6E0, 0.2E0,
274 + 0.8E0/
275 DATA SC, SS/0.8E0, 0.6E0/
276 DATA DT7/0.0E0, 0.30E0, 0.21E0, 0.62E0, 0.0E0,
277 + 0.30E0, -0.07E0, 0.85E0, 0.0E0, 0.30E0, -0.79E0,
278 + -0.74E0, 0.0E0, 0.30E0, 0.33E0, 1.27E0/
279 DATA DT8/0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
280 + 0.0E0, 0.68E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
281 + 0.0E0, 0.0E0, 0.68E0, -0.87E0, 0.0E0, 0.0E0,
282 + 0.0E0, 0.0E0, 0.0E0, 0.68E0, -0.87E0, 0.15E0,
283 + 0.94E0, 0.0E0, 0.0E0, 0.0E0, 0.5E0, 0.0E0,
284 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.68E0,
285 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
286 + 0.35E0, -0.9E0, 0.48E0, 0.0E0, 0.0E0, 0.0E0,
287 + 0.0E0, 0.38E0, -0.9E0, 0.57E0, 0.7E0, -0.75E0,
288 + 0.2E0, 0.98E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0,
289 + 0.0E0, 0.0E0, 0.0E0, 0.68E0, 0.0E0, 0.0E0,
290 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.35E0, -0.72E0,
291 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.38E0,
292 + -0.63E0, 0.15E0, 0.88E0, 0.0E0, 0.0E0, 0.0E0,
293 + 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
294 + 0.68E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
295 + 0.0E0, 0.68E0, -0.9E0, 0.33E0, 0.0E0, 0.0E0,
296 + 0.0E0, 0.0E0, 0.68E0, -0.9E0, 0.33E0, 0.7E0,
297 + -0.75E0, 0.2E0, 1.04E0/
298 DATA DT9X/0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
299 + 0.0E0, 0.78E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
300 + 0.0E0, 0.0E0, 0.78E0, -0.46E0, 0.0E0, 0.0E0,
301 + 0.0E0, 0.0E0, 0.0E0, 0.78E0, -0.46E0, -0.22E0,
302 + 1.06E0, 0.0E0, 0.0E0, 0.0E0, 0.6E0, 0.0E0,
303 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.78E0,
304 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
305 + 0.66E0, 0.1E0, -0.1E0, 0.0E0, 0.0E0, 0.0E0,
306 + 0.0E0, 0.96E0, 0.1E0, -0.76E0, 0.8E0, 0.90E0,
307 + -0.3E0, -0.02E0, 0.6E0, 0.0E0, 0.0E0, 0.0E0,
308 + 0.0E0, 0.0E0, 0.0E0, 0.78E0, 0.0E0, 0.0E0,
309 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, -0.06E0, 0.1E0,
310 + -0.1E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.90E0,
311 + 0.1E0, -0.22E0, 0.8E0, 0.18E0, -0.3E0, -0.02E0,
312 + 0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
313 + 0.78E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
314 + 0.0E0, 0.78E0, 0.26E0, 0.0E0, 0.0E0, 0.0E0,
315 + 0.0E0, 0.0E0, 0.78E0, 0.26E0, -0.76E0, 1.12E0,
316 + 0.0E0, 0.0E0, 0.0E0/
317 DATA DT9Y/0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
318 + 0.0E0, 0.04E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
319 + 0.0E0, 0.0E0, 0.04E0, -0.78E0, 0.0E0, 0.0E0,
320 + 0.0E0, 0.0E0, 0.0E0, 0.04E0, -0.78E0, 0.54E0,
321 + 0.08E0, 0.0E0, 0.0E0, 0.0E0, 0.5E0, 0.0E0,
322 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.04E0,
323 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.7E0,
324 + -0.9E0, -0.12E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
325 + 0.64E0, -0.9E0, -0.30E0, 0.7E0, -0.18E0, 0.2E0,
326 + 0.28E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
327 + 0.0E0, 0.0E0, 0.04E0, 0.0E0, 0.0E0, 0.0E0,
328 + 0.0E0, 0.0E0, 0.0E0, 0.7E0, -1.08E0, 0.0E0,
329 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.64E0, -1.26E0,
330 + 0.54E0, 0.20E0, 0.0E0, 0.0E0, 0.0E0, 0.5E0,
331 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
332 + 0.04E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
333 + 0.0E0, 0.04E0, -0.9E0, 0.18E0, 0.0E0, 0.0E0,
334 + 0.0E0, 0.0E0, 0.04E0, -0.9E0, 0.18E0, 0.7E0,
335 + -0.18E0, 0.2E0, 0.16E0/
336 DATA DT10X/0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
337 + 0.0E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
338 + 0.0E0, 0.5E0, -0.9E0, 0.0E0, 0.0E0, 0.0E0,
339 + 0.0E0, 0.0E0, 0.5E0, -0.9E0, 0.3E0, 0.7E0,
340 + 0.0E0, 0.0E0, 0.0E0, 0.6E0, 0.0E0, 0.0E0, 0.0E0,
341 + 0.0E0, 0.0E0, 0.0E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0,
342 + 0.0E0, 0.0E0, 0.0E0, 0.3E0, 0.1E0, 0.5E0, 0.0E0,
343 + 0.0E0, 0.0E0, 0.0E0, 0.8E0, 0.1E0, -0.6E0,
344 + 0.8E0, 0.3E0, -0.3E0, 0.5E0, 0.6E0, 0.0E0,
345 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.5E0, 0.0E0,
346 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, -0.9E0,
347 + 0.1E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.7E0,
348 + 0.1E0, 0.3E0, 0.8E0, -0.9E0, -0.3E0, 0.5E0,
349 + 0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
350 + 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
351 + 0.5E0, 0.3E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
352 + 0.5E0, 0.3E0, -0.6E0, 0.8E0, 0.0E0, 0.0E0,
353 + 0.0E0/
354 DATA DT10Y/0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
355 + 0.0E0, 0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
356 + 0.0E0, 0.6E0, 0.1E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
357 + 0.0E0, 0.6E0, 0.1E0, -0.5E0, 0.8E0, 0.0E0,
358 + 0.0E0, 0.0E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
359 + 0.0E0, 0.0E0, 0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
360 + 0.0E0, 0.0E0, -0.5E0, -0.9E0, 0.6E0, 0.0E0,
361 + 0.0E0, 0.0E0, 0.0E0, -0.4E0, -0.9E0, 0.9E0,
362 + 0.7E0, -0.5E0, 0.2E0, 0.6E0, 0.5E0, 0.0E0,
363 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.6E0, 0.0E0,
364 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, -0.5E0,
365 + 0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
366 + -0.4E0, 0.9E0, -0.5E0, 0.6E0, 0.0E0, 0.0E0,
367 + 0.0E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
368 + 0.0E0, 0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
369 + 0.0E0, 0.6E0, -0.9E0, 0.1E0, 0.0E0, 0.0E0,
370 + 0.0E0, 0.0E0, 0.6E0, -0.9E0, 0.1E0, 0.7E0,
371 + -0.5E0, 0.2E0, 0.8E0/
372 DATA SSIZE1/0.0E0, 0.3E0, 1.6E0, 3.2E0/
373 DATA SSIZE2/0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
374 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
375 + 0.0E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0,
376 + 1.17E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0,
377 + 1.17E0, 1.17E0, 1.17E0/
378 * .. Executable Statements ..
379 *
380 DO 120 KI = 1, 4
381 INCX = INCXS(KI)
382 INCY = INCYS(KI)
383 MX = ABS(INCX)
384 MY = ABS(INCY)
385 *
386 DO 100 KN = 1, 4
387 N = NS(KN)
388 KSIZE = MIN(2,KN)
389 LENX = LENS(KN,MX)
390 LENY = LENS(KN,MY)
391 * .. Initialize all argument arrays ..
392 DO 20 I = 1, 7
393 SX(I) = DX1(I)
394 SY(I) = DY1(I)
395 20 CONTINUE
396 *
397 IF (ICASE.EQ.1) THEN
398 * .. SDOT ..
399 CALL STEST1(SDOT(N,SX,INCX,SY,INCY),DT7(KN,KI),SSIZE1(KN)
400 + ,SFAC)
401 ELSE IF (ICASE.EQ.2) THEN
402 * .. SAXPY ..
403 CALL SAXPY(N,SA,SX,INCX,SY,INCY)
404 DO 40 J = 1, LENY
405 STY(J) = DT8(J,KN,KI)
406 40 CONTINUE
407 CALL STEST(LENY,SY,STY,SSIZE2(1,KSIZE),SFAC)
408 ELSE IF (ICASE.EQ.5) THEN
409 * .. SCOPY ..
410 DO 60 I = 1, 7
411 STY(I) = DT10Y(I,KN,KI)
412 60 CONTINUE
413 CALL SCOPY(N,SX,INCX,SY,INCY)
414 CALL STEST(LENY,SY,STY,SSIZE2(1,1),1.0E0)
415 ELSE IF (ICASE.EQ.6) THEN
416 * .. SSWAP ..
417 CALL SSWAP(N,SX,INCX,SY,INCY)
418 DO 80 I = 1, 7
419 STX(I) = DT10X(I,KN,KI)
420 STY(I) = DT10Y(I,KN,KI)
421 80 CONTINUE
422 CALL STEST(LENX,SX,STX,SSIZE2(1,1),1.0E0)
423 CALL STEST(LENY,SY,STY,SSIZE2(1,1),1.0E0)
424 ELSE
425 WRITE (NOUT,*) ' Shouldn''t be here in CHECK2'
426 STOP
427 END IF
428 100 CONTINUE
429 120 CONTINUE
430 RETURN
431 END
432 SUBROUTINE CHECK3(SFAC)
433 * .. Parameters ..
434 INTEGER NOUT
435 PARAMETER (NOUT=6)
436 * .. Scalar Arguments ..
437 REAL SFAC
438 * .. Scalars in Common ..
439 INTEGER ICASE, INCX, INCY, MODE, N
440 LOGICAL PASS
441 * .. Local Scalars ..
442 REAL SA, SC, SS
443 INTEGER I, K, KI, KN, KSIZE, LENX, LENY, MX, MY
444 * .. Local Arrays ..
445 REAL COPYX(5), COPYY(5), DT9X(7,4,4), DT9Y(7,4,4),
446 + DX1(7), DY1(7), MWPC(11), MWPS(11), MWPSTX(5),
447 + MWPSTY(5), MWPTX(11,5), MWPTY(11,5), MWPX(5),
448 + MWPY(5), SSIZE2(14,2), STX(7), STY(7), SX(7),
449 + SY(7)
450 INTEGER INCXS(4), INCYS(4), LENS(4,2), MWPINX(11),
451 + MWPINY(11), MWPN(11), NS(4)
452 * .. External Subroutines ..
453 EXTERNAL SROT, STEST
454 * .. Intrinsic Functions ..
455 INTRINSIC ABS, MIN
456 * .. Common blocks ..
457 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
458 * .. Data statements ..
459 DATA SA/0.3E0/
460 DATA INCXS/1, 2, -2, -1/
461 DATA INCYS/1, -2, 1, -2/
462 DATA LENS/1, 1, 2, 4, 1, 1, 3, 7/
463 DATA NS/0, 1, 2, 4/
464 DATA DX1/0.6E0, 0.1E0, -0.5E0, 0.8E0, 0.9E0, -0.3E0,
465 + -0.4E0/
466 DATA DY1/0.5E0, -0.9E0, 0.3E0, 0.7E0, -0.6E0, 0.2E0,
467 + 0.8E0/
468 DATA SC, SS/0.8E0, 0.6E0/
469 DATA DT9X/0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
470 + 0.0E0, 0.78E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
471 + 0.0E0, 0.0E0, 0.78E0, -0.46E0, 0.0E0, 0.0E0,
472 + 0.0E0, 0.0E0, 0.0E0, 0.78E0, -0.46E0, -0.22E0,
473 + 1.06E0, 0.0E0, 0.0E0, 0.0E0, 0.6E0, 0.0E0,
474 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.78E0,
475 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
476 + 0.66E0, 0.1E0, -0.1E0, 0.0E0, 0.0E0, 0.0E0,
477 + 0.0E0, 0.96E0, 0.1E0, -0.76E0, 0.8E0, 0.90E0,
478 + -0.3E0, -0.02E0, 0.6E0, 0.0E0, 0.0E0, 0.0E0,
479 + 0.0E0, 0.0E0, 0.0E0, 0.78E0, 0.0E0, 0.0E0,
480 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, -0.06E0, 0.1E0,
481 + -0.1E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.90E0,
482 + 0.1E0, -0.22E0, 0.8E0, 0.18E0, -0.3E0, -0.02E0,
483 + 0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
484 + 0.78E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
485 + 0.0E0, 0.78E0, 0.26E0, 0.0E0, 0.0E0, 0.0E0,
486 + 0.0E0, 0.0E0, 0.78E0, 0.26E0, -0.76E0, 1.12E0,
487 + 0.0E0, 0.0E0, 0.0E0/
488 DATA DT9Y/0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
489 + 0.0E0, 0.04E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
490 + 0.0E0, 0.0E0, 0.04E0, -0.78E0, 0.0E0, 0.0E0,
491 + 0.0E0, 0.0E0, 0.0E0, 0.04E0, -0.78E0, 0.54E0,
492 + 0.08E0, 0.0E0, 0.0E0, 0.0E0, 0.5E0, 0.0E0,
493 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.04E0,
494 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.7E0,
495 + -0.9E0, -0.12E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
496 + 0.64E0, -0.9E0, -0.30E0, 0.7E0, -0.18E0, 0.2E0,
497 + 0.28E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
498 + 0.0E0, 0.0E0, 0.04E0, 0.0E0, 0.0E0, 0.0E0,
499 + 0.0E0, 0.0E0, 0.0E0, 0.7E0, -1.08E0, 0.0E0,
500 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.64E0, -1.26E0,
501 + 0.54E0, 0.20E0, 0.0E0, 0.0E0, 0.0E0, 0.5E0,
502 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
503 + 0.04E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
504 + 0.0E0, 0.04E0, -0.9E0, 0.18E0, 0.0E0, 0.0E0,
505 + 0.0E0, 0.0E0, 0.04E0, -0.9E0, 0.18E0, 0.7E0,
506 + -0.18E0, 0.2E0, 0.16E0/
507 DATA SSIZE2/0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
508 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
509 + 0.0E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0,
510 + 1.17E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0,
511 + 1.17E0, 1.17E0, 1.17E0/
512 * .. Executable Statements ..
513 *
514 DO 60 KI = 1, 4
515 INCX = INCXS(KI)
516 INCY = INCYS(KI)
517 MX = ABS(INCX)
518 MY = ABS(INCY)
519 *
520 DO 40 KN = 1, 4
521 N = NS(KN)
522 KSIZE = MIN(2,KN)
523 LENX = LENS(KN,MX)
524 LENY = LENS(KN,MY)
525 *
526 IF (ICASE.EQ.4) THEN
527 * .. SROT ..
528 DO 20 I = 1, 7
529 SX(I) = DX1(I)
530 SY(I) = DY1(I)
531 STX(I) = DT9X(I,KN,KI)
532 STY(I) = DT9Y(I,KN,KI)
533 20 CONTINUE
534 CALL SROT(N,SX,INCX,SY,INCY,SC,SS)
535 CALL STEST(LENX,SX,STX,SSIZE2(1,KSIZE),SFAC)
536 CALL STEST(LENY,SY,STY,SSIZE2(1,KSIZE),SFAC)
537 ELSE
538 WRITE (NOUT,*) ' Shouldn''t be here in CHECK3'
539 STOP
540 END IF
541 40 CONTINUE
542 60 CONTINUE
543 *
544 MWPC(1) = 1
545 DO 80 I = 2, 11
546 MWPC(I) = 0
547 80 CONTINUE
548 MWPS(1) = 0
549 DO 100 I = 2, 6
550 MWPS(I) = 1
551 100 CONTINUE
552 DO 120 I = 7, 11
553 MWPS(I) = -1
554 120 CONTINUE
555 MWPINX(1) = 1
556 MWPINX(2) = 1
557 MWPINX(3) = 1
558 MWPINX(4) = -1
559 MWPINX(5) = 1
560 MWPINX(6) = -1
561 MWPINX(7) = 1
562 MWPINX(8) = 1
563 MWPINX(9) = -1
564 MWPINX(10) = 1
565 MWPINX(11) = -1
566 MWPINY(1) = 1
567 MWPINY(2) = 1
568 MWPINY(3) = -1
569 MWPINY(4) = -1
570 MWPINY(5) = 2
571 MWPINY(6) = 1
572 MWPINY(7) = 1
573 MWPINY(8) = -1
574 MWPINY(9) = -1
575 MWPINY(10) = 2
576 MWPINY(11) = 1
577 DO 140 I = 1, 11
578 MWPN(I) = 5
579 140 CONTINUE
580 MWPN(5) = 3
581 MWPN(10) = 3
582 DO 160 I = 1, 5
583 MWPX(I) = I
584 MWPY(I) = I
585 MWPTX(1,I) = I
586 MWPTY(1,I) = I
587 MWPTX(2,I) = I
588 MWPTY(2,I) = -I
589 MWPTX(3,I) = 6 - I
590 MWPTY(3,I) = I - 6
591 MWPTX(4,I) = I
592 MWPTY(4,I) = -I
593 MWPTX(6,I) = 6 - I
594 MWPTY(6,I) = I - 6
595 MWPTX(7,I) = -I
596 MWPTY(7,I) = I
597 MWPTX(8,I) = I - 6
598 MWPTY(8,I) = 6 - I
599 MWPTX(9,I) = -I
600 MWPTY(9,I) = I
601 MWPTX(11,I) = I - 6
602 MWPTY(11,I) = 6 - I
603 160 CONTINUE
604 MWPTX(5,1) = 1
605 MWPTX(5,2) = 3
606 MWPTX(5,3) = 5
607 MWPTX(5,4) = 4
608 MWPTX(5,5) = 5
609 MWPTY(5,1) = -1
610 MWPTY(5,2) = 2
611 MWPTY(5,3) = -2
612 MWPTY(5,4) = 4
613 MWPTY(5,5) = -3
614 MWPTX(10,1) = -1
615 MWPTX(10,2) = -3
616 MWPTX(10,3) = -5
617 MWPTX(10,4) = 4
618 MWPTX(10,5) = 5
619 MWPTY(10,1) = 1
620 MWPTY(10,2) = 2
621 MWPTY(10,3) = 2
622 MWPTY(10,4) = 4
623 MWPTY(10,5) = 3
624 DO 200 I = 1, 11
625 INCX = MWPINX(I)
626 INCY = MWPINY(I)
627 DO 180 K = 1, 5
628 COPYX(K) = MWPX(K)
629 COPYY(K) = MWPY(K)
630 MWPSTX(K) = MWPTX(I,K)
631 MWPSTY(K) = MWPTY(I,K)
632 180 CONTINUE
633 CALL SROT(MWPN(I),COPYX,INCX,COPYY,INCY,MWPC(I),MWPS(I))
634 CALL STEST(5,COPYX,MWPSTX,MWPSTX,SFAC)
635 CALL STEST(5,COPYY,MWPSTY,MWPSTY,SFAC)
636 200 CONTINUE
637 RETURN
638 END
639 SUBROUTINE STEST(LEN,SCOMP,STRUE,SSIZE,SFAC)
640 * ********************************* STEST **************************
641 *
642 * THIS SUBR COMPARES ARRAYS SCOMP() AND STRUE() OF LENGTH LEN TO
643 * SEE IF THE TERM BY TERM DIFFERENCES, MULTIPLIED BY SFAC, ARE
644 * NEGLIGIBLE.
645 *
646 * C. L. LAWSON, JPL, 1974 DEC 10
647 *
648 * .. Parameters ..
649 INTEGER NOUT
650 PARAMETER (NOUT=6)
651 * .. Scalar Arguments ..
652 REAL SFAC
653 INTEGER LEN
654 * .. Array Arguments ..
655 REAL SCOMP(LEN), SSIZE(LEN), STRUE(LEN)
656 * .. Scalars in Common ..
657 INTEGER ICASE, INCX, INCY, MODE, N
658 LOGICAL PASS
659 * .. Local Scalars ..
660 REAL SD
661 INTEGER I
662 * .. External Functions ..
663 REAL SDIFF
664 EXTERNAL SDIFF
665 * .. Intrinsic Functions ..
666 INTRINSIC ABS
667 * .. Common blocks ..
668 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
669 * .. Executable Statements ..
670 *
671 DO 40 I = 1, LEN
672 SD = SCOMP(I) - STRUE(I)
673 IF (SDIFF(ABS(SSIZE(I))+ABS(SFAC*SD),ABS(SSIZE(I))).EQ.0.0E0)
674 + GO TO 40
675 *
676 * HERE SCOMP(I) IS NOT CLOSE TO STRUE(I).
677 *
678 IF ( .NOT. PASS) GO TO 20
679 * PRINT FAIL MESSAGE AND HEADER.
680 PASS = .FALSE.
681 WRITE (NOUT,99999)
682 WRITE (NOUT,99998)
683 20 WRITE (NOUT,99997) ICASE, N, INCX, INCY, MODE, I, SCOMP(I),
684 + STRUE(I), SD, SSIZE(I)
685 40 CONTINUE
686 RETURN
687 *
688 99999 FORMAT (' FAIL')
689 99998 FORMAT (/' CASE N INCX INCY MODE I ',
690 + ' COMP(I) TRUE(I) DIFFERENCE',
691 + ' SIZE(I)',/1X)
692 99997 FORMAT (1X,I4,I3,3I5,I3,2E36.8,2E12.4)
693 END
694 SUBROUTINE STEST1(SCOMP1,STRUE1,SSIZE,SFAC)
695 * ************************* STEST1 *****************************
696 *
697 * THIS IS AN INTERFACE SUBROUTINE TO ACCOMODATE THE FORTRAN
698 * REQUIREMENT THAT WHEN A DUMMY ARGUMENT IS AN ARRAY, THE
699 * ACTUAL ARGUMENT MUST ALSO BE AN ARRAY OR AN ARRAY ELEMENT.
700 *
701 * C.L. LAWSON, JPL, 1978 DEC 6
702 *
703 * .. Scalar Arguments ..
704 REAL SCOMP1, SFAC, STRUE1
705 * .. Array Arguments ..
706 REAL SSIZE(*)
707 * .. Local Arrays ..
708 REAL SCOMP(1), STRUE(1)
709 * .. External Subroutines ..
710 EXTERNAL STEST
711 * .. Executable Statements ..
712 *
713 SCOMP(1) = SCOMP1
714 STRUE(1) = STRUE1
715 CALL STEST(1,SCOMP,STRUE,SSIZE,SFAC)
716 *
717 RETURN
718 END
719 REAL FUNCTION SDIFF(SA,SB)
720 * ********************************* SDIFF **************************
721 * COMPUTES DIFFERENCE OF TWO NUMBERS. C. L. LAWSON, JPL 1974 FEB 15
722 *
723 * .. Scalar Arguments ..
724 REAL SA, SB
725 * .. Executable Statements ..
726 SDIFF = SA - SB
727 RETURN
728 END
729 SUBROUTINE ITEST1(ICOMP,ITRUE)
730 * ********************************* ITEST1 *************************
731 *
732 * THIS SUBROUTINE COMPARES THE VARIABLES ICOMP AND ITRUE FOR
733 * EQUALITY.
734 * C. L. LAWSON, JPL, 1974 DEC 10
735 *
736 * .. Parameters ..
737 INTEGER NOUT
738 PARAMETER (NOUT=6)
739 * .. Scalar Arguments ..
740 INTEGER ICOMP, ITRUE
741 * .. Scalars in Common ..
742 INTEGER ICASE, INCX, INCY, MODE, N
743 LOGICAL PASS
744 * .. Local Scalars ..
745 INTEGER ID
746 * .. Common blocks ..
747 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
748 * .. Executable Statements ..
749 *
750 IF (ICOMP.EQ.ITRUE) GO TO 40
751 *
752 * HERE ICOMP IS NOT EQUAL TO ITRUE.
753 *
754 IF ( .NOT. PASS) GO TO 20
755 * PRINT FAIL MESSAGE AND HEADER.
756 PASS = .FALSE.
757 WRITE (NOUT,99999)
758 WRITE (NOUT,99998)
759 20 ID = ICOMP - ITRUE
760 WRITE (NOUT,99997) ICASE, N, INCX, INCY, MODE, ICOMP, ITRUE, ID
761 40 CONTINUE
762 RETURN
763 *
764 99999 FORMAT (' FAIL')
765 99998 FORMAT (/' CASE N INCX INCY MODE ',
766 + ' COMP TRUE DIFFERENCE',
767 + /1X)
768 99997 FORMAT (1X,I4,I3,3I5,2I36,I12)
769 END
2 * Test program for the REAL Level 1 BLAS.
3 * Based upon the original BLAS test routine together with:
4 * F06EAF Example Program Text
5 * .. Parameters ..
6 INTEGER NOUT
7 PARAMETER (NOUT=6)
8 * .. Scalars in Common ..
9 INTEGER ICASE, INCX, INCY, MODE, N
10 LOGICAL PASS
11 * .. Local Scalars ..
12 REAL SFAC
13 INTEGER IC
14 * .. External Subroutines ..
15 EXTERNAL CHECK0, CHECK1, CHECK2, CHECK3, HEADER
16 * .. Common blocks ..
17 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
18 * .. Data statements ..
19 DATA SFAC/9.765625E-4/
20 * .. Executable Statements ..
21 WRITE (NOUT,99999)
22 DO 20 IC = 1, 10
23 ICASE = IC
24 CALL HEADER
25 *
26 * .. Initialize PASS, INCX, INCY, and MODE for a new case. ..
27 * .. the value 9999 for INCX, INCY or MODE will appear in the ..
28 * .. detailed output, if any, for cases that do not involve ..
29 * .. these parameters ..
30 *
31 PASS = .TRUE.
32 INCX = 9999
33 INCY = 9999
34 MODE = 9999
35 IF (ICASE.EQ.3) THEN
36 CALL CHECK0(SFAC)
37 ELSE IF (ICASE.EQ.7 .OR. ICASE.EQ.8 .OR. ICASE.EQ.9 .OR.
38 + ICASE.EQ.10) THEN
39 CALL CHECK1(SFAC)
40 ELSE IF (ICASE.EQ.1 .OR. ICASE.EQ.2 .OR. ICASE.EQ.5 .OR.
41 + ICASE.EQ.6) THEN
42 CALL CHECK2(SFAC)
43 ELSE IF (ICASE.EQ.4) THEN
44 CALL CHECK3(SFAC)
45 END IF
46 * -- Print
47 IF (PASS) WRITE (NOUT,99998)
48 20 CONTINUE
49 STOP
50 *
51 99999 FORMAT (' Real BLAS Test Program Results',/1X)
52 99998 FORMAT (' ----- PASS -----')
53 END
54 SUBROUTINE HEADER
55 * .. Parameters ..
56 INTEGER NOUT
57 PARAMETER (NOUT=6)
58 * .. Scalars in Common ..
59 INTEGER ICASE, INCX, INCY, MODE, N
60 LOGICAL PASS
61 * .. Local Arrays ..
62 CHARACTER*6 L(10)
63 * .. Common blocks ..
64 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
65 * .. Data statements ..
66 DATA L(1)/' SDOT '/
67 DATA L(2)/'SAXPY '/
68 DATA L(3)/'SROTG '/
69 DATA L(4)/' SROT '/
70 DATA L(5)/'SCOPY '/
71 DATA L(6)/'SSWAP '/
72 DATA L(7)/'SNRM2 '/
73 DATA L(8)/'SASUM '/
74 DATA L(9)/'SSCAL '/
75 DATA L(10)/'ISAMAX'/
76 * .. Executable Statements ..
77 WRITE (NOUT,99999) ICASE, L(ICASE)
78 RETURN
79 *
80 99999 FORMAT (/' Test of subprogram number',I3,12X,A6)
81 END
82 SUBROUTINE CHECK0(SFAC)
83 * .. Parameters ..
84 INTEGER NOUT
85 PARAMETER (NOUT=6)
86 * .. Scalar Arguments ..
87 REAL SFAC
88 * .. Scalars in Common ..
89 INTEGER ICASE, INCX, INCY, MODE, N
90 LOGICAL PASS
91 * .. Local Scalars ..
92 REAL D12, SA, SB, SC, SS
93 INTEGER K
94 * .. Local Arrays ..
95 REAL DA1(8), DATRUE(8), DB1(8), DBTRUE(8), DC1(8),
96 + DS1(8)
97 * .. External Subroutines ..
98 EXTERNAL SROTG, STEST1
99 * .. Common blocks ..
100 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
101 * .. Data statements ..
102 DATA DA1/0.3E0, 0.4E0, -0.3E0, -0.4E0, -0.3E0, 0.0E0,
103 + 0.0E0, 1.0E0/
104 DATA DB1/0.4E0, 0.3E0, 0.4E0, 0.3E0, -0.4E0, 0.0E0,
105 + 1.0E0, 0.0E0/
106 DATA DC1/0.6E0, 0.8E0, -0.6E0, 0.8E0, 0.6E0, 1.0E0,
107 + 0.0E0, 1.0E0/
108 DATA DS1/0.8E0, 0.6E0, 0.8E0, -0.6E0, 0.8E0, 0.0E0,
109 + 1.0E0, 0.0E0/
110 DATA DATRUE/0.5E0, 0.5E0, 0.5E0, -0.5E0, -0.5E0,
111 + 0.0E0, 1.0E0, 1.0E0/
112 DATA DBTRUE/0.0E0, 0.6E0, 0.0E0, -0.6E0, 0.0E0,
113 + 0.0E0, 1.0E0, 0.0E0/
114 DATA D12/4096.0E0/
115 * .. Executable Statements ..
116 *
117 * Compute true values which cannot be prestored
118 * in decimal notation
119 *
120 DBTRUE(1) = 1.0E0/0.6E0
121 DBTRUE(3) = -1.0E0/0.6E0
122 DBTRUE(5) = 1.0E0/0.6E0
123 *
124 DO 20 K = 1, 8
125 * .. Set N=K for identification in output if any ..
126 N = K
127 IF (ICASE.EQ.3) THEN
128 * .. SROTG ..
129 IF (K.GT.8) GO TO 40
130 SA = DA1(K)
131 SB = DB1(K)
132 CALL SROTG(SA,SB,SC,SS)
133 CALL STEST1(SA,DATRUE(K),DATRUE(K),SFAC)
134 CALL STEST1(SB,DBTRUE(K),DBTRUE(K),SFAC)
135 CALL STEST1(SC,DC1(K),DC1(K),SFAC)
136 CALL STEST1(SS,DS1(K),DS1(K),SFAC)
137 ELSE
138 WRITE (NOUT,*) ' Shouldn''t be here in CHECK0'
139 STOP
140 END IF
141 20 CONTINUE
142 40 RETURN
143 END
144 SUBROUTINE CHECK1(SFAC)
145 * .. Parameters ..
146 INTEGER NOUT
147 PARAMETER (NOUT=6)
148 * .. Scalar Arguments ..
149 REAL SFAC
150 * .. Scalars in Common ..
151 INTEGER ICASE, INCX, INCY, MODE, N
152 LOGICAL PASS
153 * .. Local Scalars ..
154 INTEGER I, LEN, NP1
155 * .. Local Arrays ..
156 REAL DTRUE1(5), DTRUE3(5), DTRUE5(8,5,2), DV(8,5,2),
157 + SA(10), STEMP(1), STRUE(8), SX(8)
158 INTEGER ITRUE2(5)
159 * .. External Functions ..
160 REAL SASUM, SNRM2
161 INTEGER ISAMAX
162 EXTERNAL SASUM, SNRM2, ISAMAX
163 * .. External Subroutines ..
164 EXTERNAL ITEST1, SSCAL, STEST, STEST1
165 * .. Intrinsic Functions ..
166 INTRINSIC MAX
167 * .. Common blocks ..
168 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
169 * .. Data statements ..
170 DATA SA/0.3E0, -1.0E0, 0.0E0, 1.0E0, 0.3E0, 0.3E0,
171 + 0.3E0, 0.3E0, 0.3E0, 0.3E0/
172 DATA DV/0.1E0, 2.0E0, 2.0E0, 2.0E0, 2.0E0, 2.0E0,
173 + 2.0E0, 2.0E0, 0.3E0, 3.0E0, 3.0E0, 3.0E0, 3.0E0,
174 + 3.0E0, 3.0E0, 3.0E0, 0.3E0, -0.4E0, 4.0E0,
175 + 4.0E0, 4.0E0, 4.0E0, 4.0E0, 4.0E0, 0.2E0,
176 + -0.6E0, 0.3E0, 5.0E0, 5.0E0, 5.0E0, 5.0E0,
177 + 5.0E0, 0.1E0, -0.3E0, 0.5E0, -0.1E0, 6.0E0,
178 + 6.0E0, 6.0E0, 6.0E0, 0.1E0, 8.0E0, 8.0E0, 8.0E0,
179 + 8.0E0, 8.0E0, 8.0E0, 8.0E0, 0.3E0, 9.0E0, 9.0E0,
180 + 9.0E0, 9.0E0, 9.0E0, 9.0E0, 9.0E0, 0.3E0, 2.0E0,
181 + -0.4E0, 2.0E0, 2.0E0, 2.0E0, 2.0E0, 2.0E0,
182 + 0.2E0, 3.0E0, -0.6E0, 5.0E0, 0.3E0, 2.0E0,
183 + 2.0E0, 2.0E0, 0.1E0, 4.0E0, -0.3E0, 6.0E0,
184 + -0.5E0, 7.0E0, -0.1E0, 3.0E0/
185 DATA DTRUE1/0.0E0, 0.3E0, 0.5E0, 0.7E0, 0.6E0/
186 DATA DTRUE3/0.0E0, 0.3E0, 0.7E0, 1.1E0, 1.0E0/
187 DATA DTRUE5/0.10E0, 2.0E0, 2.0E0, 2.0E0, 2.0E0,
188 + 2.0E0, 2.0E0, 2.0E0, -0.3E0, 3.0E0, 3.0E0,
189 + 3.0E0, 3.0E0, 3.0E0, 3.0E0, 3.0E0, 0.0E0, 0.0E0,
190 + 4.0E0, 4.0E0, 4.0E0, 4.0E0, 4.0E0, 4.0E0,
191 + 0.20E0, -0.60E0, 0.30E0, 5.0E0, 5.0E0, 5.0E0,
192 + 5.0E0, 5.0E0, 0.03E0, -0.09E0, 0.15E0, -0.03E0,
193 + 6.0E0, 6.0E0, 6.0E0, 6.0E0, 0.10E0, 8.0E0,
194 + 8.0E0, 8.0E0, 8.0E0, 8.0E0, 8.0E0, 8.0E0,
195 + 0.09E0, 9.0E0, 9.0E0, 9.0E0, 9.0E0, 9.0E0,
196 + 9.0E0, 9.0E0, 0.09E0, 2.0E0, -0.12E0, 2.0E0,
197 + 2.0E0, 2.0E0, 2.0E0, 2.0E0, 0.06E0, 3.0E0,
198 + -0.18E0, 5.0E0, 0.09E0, 2.0E0, 2.0E0, 2.0E0,
199 + 0.03E0, 4.0E0, -0.09E0, 6.0E0, -0.15E0, 7.0E0,
200 + -0.03E0, 3.0E0/
201 DATA ITRUE2/0, 1, 2, 2, 3/
202 * .. Executable Statements ..
203 DO 80 INCX = 1, 2
204 DO 60 NP1 = 1, 5
205 N = NP1 - 1
206 LEN = 2*MAX(N,1)
207 * .. Set vector arguments ..
208 DO 20 I = 1, LEN
209 SX(I) = DV(I,NP1,INCX)
210 20 CONTINUE
211 *
212 IF (ICASE.EQ.7) THEN
213 * .. SNRM2 ..
214 STEMP(1) = DTRUE1(NP1)
215 CALL STEST1(SNRM2(N,SX,INCX),STEMP,STEMP,SFAC)
216 ELSE IF (ICASE.EQ.8) THEN
217 * .. SASUM ..
218 STEMP(1) = DTRUE3(NP1)
219 CALL STEST1(SASUM(N,SX,INCX),STEMP,STEMP,SFAC)
220 ELSE IF (ICASE.EQ.9) THEN
221 * .. SSCAL ..
222 CALL SSCAL(N,SA((INCX-1)*5+NP1),SX,INCX)
223 DO 40 I = 1, LEN
224 STRUE(I) = DTRUE5(I,NP1,INCX)
225 40 CONTINUE
226 CALL STEST(LEN,SX,STRUE,STRUE,SFAC)
227 ELSE IF (ICASE.EQ.10) THEN
228 * .. ISAMAX ..
229 CALL ITEST1(ISAMAX(N,SX,INCX),ITRUE2(NP1))
230 ELSE
231 WRITE (NOUT,*) ' Shouldn''t be here in CHECK1'
232 STOP
233 END IF
234 60 CONTINUE
235 80 CONTINUE
236 RETURN
237 END
238 SUBROUTINE CHECK2(SFAC)
239 * .. Parameters ..
240 INTEGER NOUT
241 PARAMETER (NOUT=6)
242 * .. Scalar Arguments ..
243 REAL SFAC
244 * .. Scalars in Common ..
245 INTEGER ICASE, INCX, INCY, MODE, N
246 LOGICAL PASS
247 * .. Local Scalars ..
248 REAL SA, SC, SS
249 INTEGER I, J, KI, KN, KSIZE, LENX, LENY, MX, MY
250 * .. Local Arrays ..
251 REAL DT10X(7,4,4), DT10Y(7,4,4), DT7(4,4),
252 + DT8(7,4,4), DT9X(7,4,4), DT9Y(7,4,4), DX1(7),
253 + DY1(7), SSIZE1(4), SSIZE2(14,2), STX(7), STY(7),
254 + SX(7), SY(7)
255 INTEGER INCXS(4), INCYS(4), LENS(4,2), NS(4)
256 * .. External Functions ..
257 REAL SDOT
258 EXTERNAL SDOT
259 * .. External Subroutines ..
260 EXTERNAL SAXPY, SCOPY, SSWAP, STEST, STEST1
261 * .. Intrinsic Functions ..
262 INTRINSIC ABS, MIN
263 * .. Common blocks ..
264 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
265 * .. Data statements ..
266 DATA SA/0.3E0/
267 DATA INCXS/1, 2, -2, -1/
268 DATA INCYS/1, -2, 1, -2/
269 DATA LENS/1, 1, 2, 4, 1, 1, 3, 7/
270 DATA NS/0, 1, 2, 4/
271 DATA DX1/0.6E0, 0.1E0, -0.5E0, 0.8E0, 0.9E0, -0.3E0,
272 + -0.4E0/
273 DATA DY1/0.5E0, -0.9E0, 0.3E0, 0.7E0, -0.6E0, 0.2E0,
274 + 0.8E0/
275 DATA SC, SS/0.8E0, 0.6E0/
276 DATA DT7/0.0E0, 0.30E0, 0.21E0, 0.62E0, 0.0E0,
277 + 0.30E0, -0.07E0, 0.85E0, 0.0E0, 0.30E0, -0.79E0,
278 + -0.74E0, 0.0E0, 0.30E0, 0.33E0, 1.27E0/
279 DATA DT8/0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
280 + 0.0E0, 0.68E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
281 + 0.0E0, 0.0E0, 0.68E0, -0.87E0, 0.0E0, 0.0E0,
282 + 0.0E0, 0.0E0, 0.0E0, 0.68E0, -0.87E0, 0.15E0,
283 + 0.94E0, 0.0E0, 0.0E0, 0.0E0, 0.5E0, 0.0E0,
284 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.68E0,
285 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
286 + 0.35E0, -0.9E0, 0.48E0, 0.0E0, 0.0E0, 0.0E0,
287 + 0.0E0, 0.38E0, -0.9E0, 0.57E0, 0.7E0, -0.75E0,
288 + 0.2E0, 0.98E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0,
289 + 0.0E0, 0.0E0, 0.0E0, 0.68E0, 0.0E0, 0.0E0,
290 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.35E0, -0.72E0,
291 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.38E0,
292 + -0.63E0, 0.15E0, 0.88E0, 0.0E0, 0.0E0, 0.0E0,
293 + 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
294 + 0.68E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
295 + 0.0E0, 0.68E0, -0.9E0, 0.33E0, 0.0E0, 0.0E0,
296 + 0.0E0, 0.0E0, 0.68E0, -0.9E0, 0.33E0, 0.7E0,
297 + -0.75E0, 0.2E0, 1.04E0/
298 DATA DT9X/0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
299 + 0.0E0, 0.78E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
300 + 0.0E0, 0.0E0, 0.78E0, -0.46E0, 0.0E0, 0.0E0,
301 + 0.0E0, 0.0E0, 0.0E0, 0.78E0, -0.46E0, -0.22E0,
302 + 1.06E0, 0.0E0, 0.0E0, 0.0E0, 0.6E0, 0.0E0,
303 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.78E0,
304 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
305 + 0.66E0, 0.1E0, -0.1E0, 0.0E0, 0.0E0, 0.0E0,
306 + 0.0E0, 0.96E0, 0.1E0, -0.76E0, 0.8E0, 0.90E0,
307 + -0.3E0, -0.02E0, 0.6E0, 0.0E0, 0.0E0, 0.0E0,
308 + 0.0E0, 0.0E0, 0.0E0, 0.78E0, 0.0E0, 0.0E0,
309 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, -0.06E0, 0.1E0,
310 + -0.1E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.90E0,
311 + 0.1E0, -0.22E0, 0.8E0, 0.18E0, -0.3E0, -0.02E0,
312 + 0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
313 + 0.78E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
314 + 0.0E0, 0.78E0, 0.26E0, 0.0E0, 0.0E0, 0.0E0,
315 + 0.0E0, 0.0E0, 0.78E0, 0.26E0, -0.76E0, 1.12E0,
316 + 0.0E0, 0.0E0, 0.0E0/
317 DATA DT9Y/0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
318 + 0.0E0, 0.04E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
319 + 0.0E0, 0.0E0, 0.04E0, -0.78E0, 0.0E0, 0.0E0,
320 + 0.0E0, 0.0E0, 0.0E0, 0.04E0, -0.78E0, 0.54E0,
321 + 0.08E0, 0.0E0, 0.0E0, 0.0E0, 0.5E0, 0.0E0,
322 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.04E0,
323 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.7E0,
324 + -0.9E0, -0.12E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
325 + 0.64E0, -0.9E0, -0.30E0, 0.7E0, -0.18E0, 0.2E0,
326 + 0.28E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
327 + 0.0E0, 0.0E0, 0.04E0, 0.0E0, 0.0E0, 0.0E0,
328 + 0.0E0, 0.0E0, 0.0E0, 0.7E0, -1.08E0, 0.0E0,
329 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.64E0, -1.26E0,
330 + 0.54E0, 0.20E0, 0.0E0, 0.0E0, 0.0E0, 0.5E0,
331 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
332 + 0.04E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
333 + 0.0E0, 0.04E0, -0.9E0, 0.18E0, 0.0E0, 0.0E0,
334 + 0.0E0, 0.0E0, 0.04E0, -0.9E0, 0.18E0, 0.7E0,
335 + -0.18E0, 0.2E0, 0.16E0/
336 DATA DT10X/0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
337 + 0.0E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
338 + 0.0E0, 0.5E0, -0.9E0, 0.0E0, 0.0E0, 0.0E0,
339 + 0.0E0, 0.0E0, 0.5E0, -0.9E0, 0.3E0, 0.7E0,
340 + 0.0E0, 0.0E0, 0.0E0, 0.6E0, 0.0E0, 0.0E0, 0.0E0,
341 + 0.0E0, 0.0E0, 0.0E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0,
342 + 0.0E0, 0.0E0, 0.0E0, 0.3E0, 0.1E0, 0.5E0, 0.0E0,
343 + 0.0E0, 0.0E0, 0.0E0, 0.8E0, 0.1E0, -0.6E0,
344 + 0.8E0, 0.3E0, -0.3E0, 0.5E0, 0.6E0, 0.0E0,
345 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.5E0, 0.0E0,
346 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, -0.9E0,
347 + 0.1E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.7E0,
348 + 0.1E0, 0.3E0, 0.8E0, -0.9E0, -0.3E0, 0.5E0,
349 + 0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
350 + 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
351 + 0.5E0, 0.3E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
352 + 0.5E0, 0.3E0, -0.6E0, 0.8E0, 0.0E0, 0.0E0,
353 + 0.0E0/
354 DATA DT10Y/0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
355 + 0.0E0, 0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
356 + 0.0E0, 0.6E0, 0.1E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
357 + 0.0E0, 0.6E0, 0.1E0, -0.5E0, 0.8E0, 0.0E0,
358 + 0.0E0, 0.0E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
359 + 0.0E0, 0.0E0, 0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
360 + 0.0E0, 0.0E0, -0.5E0, -0.9E0, 0.6E0, 0.0E0,
361 + 0.0E0, 0.0E0, 0.0E0, -0.4E0, -0.9E0, 0.9E0,
362 + 0.7E0, -0.5E0, 0.2E0, 0.6E0, 0.5E0, 0.0E0,
363 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.6E0, 0.0E0,
364 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, -0.5E0,
365 + 0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
366 + -0.4E0, 0.9E0, -0.5E0, 0.6E0, 0.0E0, 0.0E0,
367 + 0.0E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
368 + 0.0E0, 0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
369 + 0.0E0, 0.6E0, -0.9E0, 0.1E0, 0.0E0, 0.0E0,
370 + 0.0E0, 0.0E0, 0.6E0, -0.9E0, 0.1E0, 0.7E0,
371 + -0.5E0, 0.2E0, 0.8E0/
372 DATA SSIZE1/0.0E0, 0.3E0, 1.6E0, 3.2E0/
373 DATA SSIZE2/0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
374 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
375 + 0.0E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0,
376 + 1.17E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0,
377 + 1.17E0, 1.17E0, 1.17E0/
378 * .. Executable Statements ..
379 *
380 DO 120 KI = 1, 4
381 INCX = INCXS(KI)
382 INCY = INCYS(KI)
383 MX = ABS(INCX)
384 MY = ABS(INCY)
385 *
386 DO 100 KN = 1, 4
387 N = NS(KN)
388 KSIZE = MIN(2,KN)
389 LENX = LENS(KN,MX)
390 LENY = LENS(KN,MY)
391 * .. Initialize all argument arrays ..
392 DO 20 I = 1, 7
393 SX(I) = DX1(I)
394 SY(I) = DY1(I)
395 20 CONTINUE
396 *
397 IF (ICASE.EQ.1) THEN
398 * .. SDOT ..
399 CALL STEST1(SDOT(N,SX,INCX,SY,INCY),DT7(KN,KI),SSIZE1(KN)
400 + ,SFAC)
401 ELSE IF (ICASE.EQ.2) THEN
402 * .. SAXPY ..
403 CALL SAXPY(N,SA,SX,INCX,SY,INCY)
404 DO 40 J = 1, LENY
405 STY(J) = DT8(J,KN,KI)
406 40 CONTINUE
407 CALL STEST(LENY,SY,STY,SSIZE2(1,KSIZE),SFAC)
408 ELSE IF (ICASE.EQ.5) THEN
409 * .. SCOPY ..
410 DO 60 I = 1, 7
411 STY(I) = DT10Y(I,KN,KI)
412 60 CONTINUE
413 CALL SCOPY(N,SX,INCX,SY,INCY)
414 CALL STEST(LENY,SY,STY,SSIZE2(1,1),1.0E0)
415 ELSE IF (ICASE.EQ.6) THEN
416 * .. SSWAP ..
417 CALL SSWAP(N,SX,INCX,SY,INCY)
418 DO 80 I = 1, 7
419 STX(I) = DT10X(I,KN,KI)
420 STY(I) = DT10Y(I,KN,KI)
421 80 CONTINUE
422 CALL STEST(LENX,SX,STX,SSIZE2(1,1),1.0E0)
423 CALL STEST(LENY,SY,STY,SSIZE2(1,1),1.0E0)
424 ELSE
425 WRITE (NOUT,*) ' Shouldn''t be here in CHECK2'
426 STOP
427 END IF
428 100 CONTINUE
429 120 CONTINUE
430 RETURN
431 END
432 SUBROUTINE CHECK3(SFAC)
433 * .. Parameters ..
434 INTEGER NOUT
435 PARAMETER (NOUT=6)
436 * .. Scalar Arguments ..
437 REAL SFAC
438 * .. Scalars in Common ..
439 INTEGER ICASE, INCX, INCY, MODE, N
440 LOGICAL PASS
441 * .. Local Scalars ..
442 REAL SA, SC, SS
443 INTEGER I, K, KI, KN, KSIZE, LENX, LENY, MX, MY
444 * .. Local Arrays ..
445 REAL COPYX(5), COPYY(5), DT9X(7,4,4), DT9Y(7,4,4),
446 + DX1(7), DY1(7), MWPC(11), MWPS(11), MWPSTX(5),
447 + MWPSTY(5), MWPTX(11,5), MWPTY(11,5), MWPX(5),
448 + MWPY(5), SSIZE2(14,2), STX(7), STY(7), SX(7),
449 + SY(7)
450 INTEGER INCXS(4), INCYS(4), LENS(4,2), MWPINX(11),
451 + MWPINY(11), MWPN(11), NS(4)
452 * .. External Subroutines ..
453 EXTERNAL SROT, STEST
454 * .. Intrinsic Functions ..
455 INTRINSIC ABS, MIN
456 * .. Common blocks ..
457 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
458 * .. Data statements ..
459 DATA SA/0.3E0/
460 DATA INCXS/1, 2, -2, -1/
461 DATA INCYS/1, -2, 1, -2/
462 DATA LENS/1, 1, 2, 4, 1, 1, 3, 7/
463 DATA NS/0, 1, 2, 4/
464 DATA DX1/0.6E0, 0.1E0, -0.5E0, 0.8E0, 0.9E0, -0.3E0,
465 + -0.4E0/
466 DATA DY1/0.5E0, -0.9E0, 0.3E0, 0.7E0, -0.6E0, 0.2E0,
467 + 0.8E0/
468 DATA SC, SS/0.8E0, 0.6E0/
469 DATA DT9X/0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
470 + 0.0E0, 0.78E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
471 + 0.0E0, 0.0E0, 0.78E0, -0.46E0, 0.0E0, 0.0E0,
472 + 0.0E0, 0.0E0, 0.0E0, 0.78E0, -0.46E0, -0.22E0,
473 + 1.06E0, 0.0E0, 0.0E0, 0.0E0, 0.6E0, 0.0E0,
474 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.78E0,
475 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
476 + 0.66E0, 0.1E0, -0.1E0, 0.0E0, 0.0E0, 0.0E0,
477 + 0.0E0, 0.96E0, 0.1E0, -0.76E0, 0.8E0, 0.90E0,
478 + -0.3E0, -0.02E0, 0.6E0, 0.0E0, 0.0E0, 0.0E0,
479 + 0.0E0, 0.0E0, 0.0E0, 0.78E0, 0.0E0, 0.0E0,
480 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, -0.06E0, 0.1E0,
481 + -0.1E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.90E0,
482 + 0.1E0, -0.22E0, 0.8E0, 0.18E0, -0.3E0, -0.02E0,
483 + 0.6E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
484 + 0.78E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
485 + 0.0E0, 0.78E0, 0.26E0, 0.0E0, 0.0E0, 0.0E0,
486 + 0.0E0, 0.0E0, 0.78E0, 0.26E0, -0.76E0, 1.12E0,
487 + 0.0E0, 0.0E0, 0.0E0/
488 DATA DT9Y/0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
489 + 0.0E0, 0.04E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
490 + 0.0E0, 0.0E0, 0.04E0, -0.78E0, 0.0E0, 0.0E0,
491 + 0.0E0, 0.0E0, 0.0E0, 0.04E0, -0.78E0, 0.54E0,
492 + 0.08E0, 0.0E0, 0.0E0, 0.0E0, 0.5E0, 0.0E0,
493 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.04E0,
494 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.7E0,
495 + -0.9E0, -0.12E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
496 + 0.64E0, -0.9E0, -0.30E0, 0.7E0, -0.18E0, 0.2E0,
497 + 0.28E0, 0.5E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
498 + 0.0E0, 0.0E0, 0.04E0, 0.0E0, 0.0E0, 0.0E0,
499 + 0.0E0, 0.0E0, 0.0E0, 0.7E0, -1.08E0, 0.0E0,
500 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.64E0, -1.26E0,
501 + 0.54E0, 0.20E0, 0.0E0, 0.0E0, 0.0E0, 0.5E0,
502 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
503 + 0.04E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
504 + 0.0E0, 0.04E0, -0.9E0, 0.18E0, 0.0E0, 0.0E0,
505 + 0.0E0, 0.0E0, 0.04E0, -0.9E0, 0.18E0, 0.7E0,
506 + -0.18E0, 0.2E0, 0.16E0/
507 DATA SSIZE2/0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
508 + 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0, 0.0E0,
509 + 0.0E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0,
510 + 1.17E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0, 1.17E0,
511 + 1.17E0, 1.17E0, 1.17E0/
512 * .. Executable Statements ..
513 *
514 DO 60 KI = 1, 4
515 INCX = INCXS(KI)
516 INCY = INCYS(KI)
517 MX = ABS(INCX)
518 MY = ABS(INCY)
519 *
520 DO 40 KN = 1, 4
521 N = NS(KN)
522 KSIZE = MIN(2,KN)
523 LENX = LENS(KN,MX)
524 LENY = LENS(KN,MY)
525 *
526 IF (ICASE.EQ.4) THEN
527 * .. SROT ..
528 DO 20 I = 1, 7
529 SX(I) = DX1(I)
530 SY(I) = DY1(I)
531 STX(I) = DT9X(I,KN,KI)
532 STY(I) = DT9Y(I,KN,KI)
533 20 CONTINUE
534 CALL SROT(N,SX,INCX,SY,INCY,SC,SS)
535 CALL STEST(LENX,SX,STX,SSIZE2(1,KSIZE),SFAC)
536 CALL STEST(LENY,SY,STY,SSIZE2(1,KSIZE),SFAC)
537 ELSE
538 WRITE (NOUT,*) ' Shouldn''t be here in CHECK3'
539 STOP
540 END IF
541 40 CONTINUE
542 60 CONTINUE
543 *
544 MWPC(1) = 1
545 DO 80 I = 2, 11
546 MWPC(I) = 0
547 80 CONTINUE
548 MWPS(1) = 0
549 DO 100 I = 2, 6
550 MWPS(I) = 1
551 100 CONTINUE
552 DO 120 I = 7, 11
553 MWPS(I) = -1
554 120 CONTINUE
555 MWPINX(1) = 1
556 MWPINX(2) = 1
557 MWPINX(3) = 1
558 MWPINX(4) = -1
559 MWPINX(5) = 1
560 MWPINX(6) = -1
561 MWPINX(7) = 1
562 MWPINX(8) = 1
563 MWPINX(9) = -1
564 MWPINX(10) = 1
565 MWPINX(11) = -1
566 MWPINY(1) = 1
567 MWPINY(2) = 1
568 MWPINY(3) = -1
569 MWPINY(4) = -1
570 MWPINY(5) = 2
571 MWPINY(6) = 1
572 MWPINY(7) = 1
573 MWPINY(8) = -1
574 MWPINY(9) = -1
575 MWPINY(10) = 2
576 MWPINY(11) = 1
577 DO 140 I = 1, 11
578 MWPN(I) = 5
579 140 CONTINUE
580 MWPN(5) = 3
581 MWPN(10) = 3
582 DO 160 I = 1, 5
583 MWPX(I) = I
584 MWPY(I) = I
585 MWPTX(1,I) = I
586 MWPTY(1,I) = I
587 MWPTX(2,I) = I
588 MWPTY(2,I) = -I
589 MWPTX(3,I) = 6 - I
590 MWPTY(3,I) = I - 6
591 MWPTX(4,I) = I
592 MWPTY(4,I) = -I
593 MWPTX(6,I) = 6 - I
594 MWPTY(6,I) = I - 6
595 MWPTX(7,I) = -I
596 MWPTY(7,I) = I
597 MWPTX(8,I) = I - 6
598 MWPTY(8,I) = 6 - I
599 MWPTX(9,I) = -I
600 MWPTY(9,I) = I
601 MWPTX(11,I) = I - 6
602 MWPTY(11,I) = 6 - I
603 160 CONTINUE
604 MWPTX(5,1) = 1
605 MWPTX(5,2) = 3
606 MWPTX(5,3) = 5
607 MWPTX(5,4) = 4
608 MWPTX(5,5) = 5
609 MWPTY(5,1) = -1
610 MWPTY(5,2) = 2
611 MWPTY(5,3) = -2
612 MWPTY(5,4) = 4
613 MWPTY(5,5) = -3
614 MWPTX(10,1) = -1
615 MWPTX(10,2) = -3
616 MWPTX(10,3) = -5
617 MWPTX(10,4) = 4
618 MWPTX(10,5) = 5
619 MWPTY(10,1) = 1
620 MWPTY(10,2) = 2
621 MWPTY(10,3) = 2
622 MWPTY(10,4) = 4
623 MWPTY(10,5) = 3
624 DO 200 I = 1, 11
625 INCX = MWPINX(I)
626 INCY = MWPINY(I)
627 DO 180 K = 1, 5
628 COPYX(K) = MWPX(K)
629 COPYY(K) = MWPY(K)
630 MWPSTX(K) = MWPTX(I,K)
631 MWPSTY(K) = MWPTY(I,K)
632 180 CONTINUE
633 CALL SROT(MWPN(I),COPYX,INCX,COPYY,INCY,MWPC(I),MWPS(I))
634 CALL STEST(5,COPYX,MWPSTX,MWPSTX,SFAC)
635 CALL STEST(5,COPYY,MWPSTY,MWPSTY,SFAC)
636 200 CONTINUE
637 RETURN
638 END
639 SUBROUTINE STEST(LEN,SCOMP,STRUE,SSIZE,SFAC)
640 * ********************************* STEST **************************
641 *
642 * THIS SUBR COMPARES ARRAYS SCOMP() AND STRUE() OF LENGTH LEN TO
643 * SEE IF THE TERM BY TERM DIFFERENCES, MULTIPLIED BY SFAC, ARE
644 * NEGLIGIBLE.
645 *
646 * C. L. LAWSON, JPL, 1974 DEC 10
647 *
648 * .. Parameters ..
649 INTEGER NOUT
650 PARAMETER (NOUT=6)
651 * .. Scalar Arguments ..
652 REAL SFAC
653 INTEGER LEN
654 * .. Array Arguments ..
655 REAL SCOMP(LEN), SSIZE(LEN), STRUE(LEN)
656 * .. Scalars in Common ..
657 INTEGER ICASE, INCX, INCY, MODE, N
658 LOGICAL PASS
659 * .. Local Scalars ..
660 REAL SD
661 INTEGER I
662 * .. External Functions ..
663 REAL SDIFF
664 EXTERNAL SDIFF
665 * .. Intrinsic Functions ..
666 INTRINSIC ABS
667 * .. Common blocks ..
668 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
669 * .. Executable Statements ..
670 *
671 DO 40 I = 1, LEN
672 SD = SCOMP(I) - STRUE(I)
673 IF (SDIFF(ABS(SSIZE(I))+ABS(SFAC*SD),ABS(SSIZE(I))).EQ.0.0E0)
674 + GO TO 40
675 *
676 * HERE SCOMP(I) IS NOT CLOSE TO STRUE(I).
677 *
678 IF ( .NOT. PASS) GO TO 20
679 * PRINT FAIL MESSAGE AND HEADER.
680 PASS = .FALSE.
681 WRITE (NOUT,99999)
682 WRITE (NOUT,99998)
683 20 WRITE (NOUT,99997) ICASE, N, INCX, INCY, MODE, I, SCOMP(I),
684 + STRUE(I), SD, SSIZE(I)
685 40 CONTINUE
686 RETURN
687 *
688 99999 FORMAT (' FAIL')
689 99998 FORMAT (/' CASE N INCX INCY MODE I ',
690 + ' COMP(I) TRUE(I) DIFFERENCE',
691 + ' SIZE(I)',/1X)
692 99997 FORMAT (1X,I4,I3,3I5,I3,2E36.8,2E12.4)
693 END
694 SUBROUTINE STEST1(SCOMP1,STRUE1,SSIZE,SFAC)
695 * ************************* STEST1 *****************************
696 *
697 * THIS IS AN INTERFACE SUBROUTINE TO ACCOMODATE THE FORTRAN
698 * REQUIREMENT THAT WHEN A DUMMY ARGUMENT IS AN ARRAY, THE
699 * ACTUAL ARGUMENT MUST ALSO BE AN ARRAY OR AN ARRAY ELEMENT.
700 *
701 * C.L. LAWSON, JPL, 1978 DEC 6
702 *
703 * .. Scalar Arguments ..
704 REAL SCOMP1, SFAC, STRUE1
705 * .. Array Arguments ..
706 REAL SSIZE(*)
707 * .. Local Arrays ..
708 REAL SCOMP(1), STRUE(1)
709 * .. External Subroutines ..
710 EXTERNAL STEST
711 * .. Executable Statements ..
712 *
713 SCOMP(1) = SCOMP1
714 STRUE(1) = STRUE1
715 CALL STEST(1,SCOMP,STRUE,SSIZE,SFAC)
716 *
717 RETURN
718 END
719 REAL FUNCTION SDIFF(SA,SB)
720 * ********************************* SDIFF **************************
721 * COMPUTES DIFFERENCE OF TWO NUMBERS. C. L. LAWSON, JPL 1974 FEB 15
722 *
723 * .. Scalar Arguments ..
724 REAL SA, SB
725 * .. Executable Statements ..
726 SDIFF = SA - SB
727 RETURN
728 END
729 SUBROUTINE ITEST1(ICOMP,ITRUE)
730 * ********************************* ITEST1 *************************
731 *
732 * THIS SUBROUTINE COMPARES THE VARIABLES ICOMP AND ITRUE FOR
733 * EQUALITY.
734 * C. L. LAWSON, JPL, 1974 DEC 10
735 *
736 * .. Parameters ..
737 INTEGER NOUT
738 PARAMETER (NOUT=6)
739 * .. Scalar Arguments ..
740 INTEGER ICOMP, ITRUE
741 * .. Scalars in Common ..
742 INTEGER ICASE, INCX, INCY, MODE, N
743 LOGICAL PASS
744 * .. Local Scalars ..
745 INTEGER ID
746 * .. Common blocks ..
747 COMMON /COMBLA/ICASE, N, INCX, INCY, MODE, PASS
748 * .. Executable Statements ..
749 *
750 IF (ICOMP.EQ.ITRUE) GO TO 40
751 *
752 * HERE ICOMP IS NOT EQUAL TO ITRUE.
753 *
754 IF ( .NOT. PASS) GO TO 20
755 * PRINT FAIL MESSAGE AND HEADER.
756 PASS = .FALSE.
757 WRITE (NOUT,99999)
758 WRITE (NOUT,99998)
759 20 ID = ICOMP - ITRUE
760 WRITE (NOUT,99997) ICASE, N, INCX, INCY, MODE, ICOMP, ITRUE, ID
761 40 CONTINUE
762 RETURN
763 *
764 99999 FORMAT (' FAIL')
765 99998 FORMAT (/' CASE N INCX INCY MODE ',
766 + ' COMP TRUE DIFFERENCE',
767 + /1X)
768 99997 FORMAT (1X,I4,I3,3I5,2I36,I12)
769 END