Imported Upstream version 4.8.1
[platform/upstream/gcc48.git] / gcc / testsuite / gfortran.dg / g77 / 19990826-3.f
1 c { dg-do compile }
2 * Date: Thu, 19 Aug 1999 10:02:32 +0200
3 * From: Frederic Devernay <devernay@istar.fr>
4 * Organization: ISTAR
5 * X-Accept-Language: French, fr, en
6 * To: gcc-bugs@gcc.gnu.org
7 * Subject: g77 2.95 bug (Internal compiler error in `final_scan_insn')
8 * X-UIDL: 08443f5c374ffa382a05573281482f4f
9
10 * Here's a bug that happens only when I compile with -O (disappears with
11 * -O2)
12
13 * > g77 -v --save-temps -O -c  pcapop.f
14 * g77 version 2.95 19990728 (release) (from FSF-g77 version 0.5.25
15 * 19990728 (release))
16 * Reading specs from
17 * /usr/local/lib/gcc-lib/sparc-sun-solaris2.6/2.95/specs
18 * gcc version 2.95 19990728 (release)
19 *  /usr/local/lib/gcc-lib/sparc-sun-solaris2.6/2.95/f771 pcapop.f -quiet
20 * -dumpbase pcapop.f -O -version -fversion -o pcapop.s
21 * GNU F77 version 2.95 19990728 (release) (sparc-sun-solaris2.6) compiled
22 * by GNU C version 2.95 19990728 (release).
23 * GNU Fortran Front End version 0.5.25 19990728 (release)
24 * pcapop.f: In subroutine `pcapop':
25 * pcapop.f:291: Internal compiler error in `final_scan_insn', at
26 * final.c:2920
27 * Please submit a full bug report.
28 * See <URL:http://egcs.cygnus.com/faq.html#bugreport> for instructions.
29
30 C* PCAPOP
31       SUBROUTINE PCAPOP(M1,M2,L1,L2,NMEM,N1,N2,IB,IBB,K3,TF,TS,TC,TTO)
32       DIMENSION NVA(6),C(6),I(6)
33 C
34 C CALCUL DES PARAMETRES OPTIMAUX N1 N2 IB IBB
35 C
36       TACC=.035
37       TTRANS=.000004
38       RAD=.000001
39       RMI=.000001
40       RMU=.0000015
41       RDI=.000003
42       RTE=.000003
43       REQ=.000005
44       VY1=3*RTE+RDI+8*REQ+3*(RAD+RMI+RMU)
45       VY2=REQ+2*RAD
46       AR2=M2*(2*(REQ+RMI)+3*RMU+M1*(2*RAD+REQ))
47 C     VARIATION DE L1,L2,
48 C
49       TTOTOP=1.E+10
50       N1CO=0
51       N2CO=0
52       IBCO=0
53       IBBCO=0
54       K3CO=0
55       TESOP=0.
56       TCOP=0.
57       TFOP=0.
58       INUN=7
59       INDE=7
60       IF(M1.LT.128)INUN=6
61       IF(M1.LT.64)INUN=5
62       IF(M1.LT.32)INUN=4
63       IF(M2.LT.128)INDE=6
64       IF(M2.LT.64)INDE=5
65       IF(M2.LT.32)INDE=4
66       DO 3 NUN =3,INUN
67       DO 3 NDE=3,INDE ! { dg-warning "Obsolescent feature: Shared DO termination" }
68       N10=2**NUN
69       N20=2**NDE
70       NDIF=(N10-N20)
71       NDIF=IABS(NDIF)
72 C POUR AVOIR CES RESULTATS FAIRE TOURNER LE PROGRAMME VEFFT1
73       TCFFTU=0.
74       IF(N10.EQ.128.AND.N20.EQ.128)TCFFTU=3.35
75       IF(N10.EQ.64.AND.N20.EQ.64)TCFFTU=.70
76       IF(N10.EQ.32.AND.N20.EQ.32)TCFFTU=.138
77       IF(N10.EQ.16.AND.N20.EQ.16)TCFFTU=.0332
78       IF(N10.EQ.8.AND.N20.EQ.8)TCFFTU=.00688
79       IF(NDIF.EQ.64)TCFFTU=1.566
80       IF(NDIF.EQ.96)TCFFTU=.709
81       IF(NDIF.EQ.112)TCFFTU=.349
82       IF(NDIF.EQ.120)TCFFTU=.160
83       IF(NDIF.EQ.32)TCFFTU=.315
84       IF(NDIF.EQ.48)TCFFTU=.154
85       IF(NDIF.EQ.56)TCFFTU=.07
86       IF(NDIF.EQ.16)TCFFTU=.067
87       IF(NDIF.EQ.24)TCFFTU=.030
88       IF(NDIF.EQ.8)TCFFTU=.016
89       N30=N10-L1+1
90       N40=N20-L2+1
91       WW=VY1+N30*VY2
92       NDOU=2*N10*N20
93       IF((N10.LT.L1).OR.(N20.LT.L2)) GOTO 3
94       NB=NMEM-NDOU-N20*(L1-1)
95       NVC=2*N10*(N20-1)+M1
96       IF(NB.LT.(NVC)) GOTO 3
97       CALL VALENT(M1,N30,K1)
98       CALL VALENT(M2,N40,K2)
99       IS=K1/2
100       IF((2*IS).NE.K1)K1=K1+1
101       TFF=TCFFTU*K1*K2
102       CALL VALENT(M2,N40,JOFI)
103       IF(NB.GE.(K1*N20*N30+2*N20*(L1-1))) GOTO 4
104       TIOOP=1.E+10
105       IC=1
106 18    IB1=2*IC
107       MAX=(NB-2*N20*(L1-1))/(N20*N30)
108       IN=MAX/2
109       IF(MAX.NE.2*IN) MAX=MAX-1
110       K3=K1/IB1
111       IBB1=K1-K3*IB1
112       IOFI=M1/(IB1*N30)
113       IRZ=0
114       IF(IOFI*IB1*N30.EQ.M1) GOTO1234
115       IRZ=1
116       IOFI=IOFI+1
117       IF(IBB1.EQ.0) GOTO 1234
118       IF(M1.EQ.((IOFI-1)*IB1*N30+IBB1*N30)) GOTO 1233
119       IRZ=2
120       GOTO 1234
121 1233  IRZ=3
122 1234  IBX1=IBB1
123       IF(IBX1.EQ.0)IBX1=IB1
124       AR1=M2*(2*(RAD+RMI+RMU+REQ)+(M1-(IOFI-1)*IB1*N30)*2*(REQ+RAD))
125      %+M2*(3*(REQ+RMU+RAD)+4*RMI+(M1-(IOFI-1)*IB1*N30)*(2*RAD+REQ)
126      %+(IOFI-1)*IB1*N30*(2*RMI+REQ+RAD))
127       AR5=(JOFI-1)*(N20-L2)*(M1-(IOFI-1)*IB1*N30)*(2*(RAD+RMU)+REQ)
128      %*IOFI+(M2-(JOFI-1)*N40+L2-2)*(M1-(IOFI-1)*IB1*N30)*(2*(RAD+RMU
129      %)+REQ)*IOFI
130       WQ=((IOFI-1)*IB1+IBX1)*JOFI*WW
131       AT1=N20*WQ
132       AT2=N40*WQ
133       QW=JOFI*(VY1+VY2*IB1*N30)
134       AT3=IOFI*N40*QW
135       AT4=(IOFI-1)*N40*QW
136       AT5=JOFI*((IOFI-1)*N40*(IB1/IBX1)*(VY1+IBX1*N30*VY2)
137      %+N40*((IB1/IBX1)*(IOFI-1)+1)*(VY1+IBX1*N30*VY2))
138       AT6=JOFI*((IOFI-1)*N40*(IB1/2)*(VY1+2*N30*VY2)+N40*(
139      %IB1*(IOFI-1)/2+IBX1/2)*(VY1+2*N30*VY2))
140       T1=JOFI*N20*(L1-1)*REQ
141       T2=M1*(L2-1)*REQ
142       T3=JOFI*N20*IBX1*N30*(RAD+REQ)
143       T4=JOFI*((IOFI-1)*IB1*N30*N20*(2*RMI+REQ)+IBX1*N30*N20*(2*RMI+R
144      %EQ))
145       T5=JOFI*((IOFI-1)*IB1/2+IBX1/2)*N20*N30*(2*RAD+REQ)
146       T6=2*JOFI*(((IOFI-1)*IB1+IBX1)*N20)*((5*(RMI+RMU)+4*RAD
147      %)+(L1-1)*(2*RAD+REQ)+N30*(2*RAD+REQ))
148       T7=JOFI*2*((IOFI-1)*IB1+IBX1)*(L1-1)*(2*RAD+REQ)
149       T8=JOFI*N10*N20*((IOFI-1)*IB1/2+IBX1/2)*(3*REQ+9*RAD+4*RMU+RMI)
150       T9=N10*N20*JOFI*((IOFI-1)*IB1/2+IBX1/2)*(REQ+RMI)+M1*M2*(REQ+R
151      %DI+2*RAD)
152       T10=JOFI*((IOFI-1)*IB1/2+IBX1/2)*2*(3*RMU+2*(RMI+RAD)+N40*(3*RMI
153      %+4*RMU+3*(RAD+REQ)+N30*(2*RAD+REQ)))
154       POI=JOFI
155       IF(POI.LE.2)POI=2
156       TNRAN=(N40+(POI-2)*N20+(M2-(JOFI-1)*N40+L2-1))*(RMI+RMU+RAD
157      %+REQ+N30*(2*RAD+2*REQ)*(IB1*(IOFI-1)+IBX1))
158       IF(TNRAN.LT.0.)TNRAN=0.
159       TCPU=T1+T2+T3+T4+T5+T6+T7+T8+T9+T10+TNRAN
160       NVA(1)=N40
161       NVA(2)=N40
162       NVA(3)=N20
163       NVA(4)=N20
164       NVA(5)=M2-(JOFI-1)*N40
165       NVA(6)=NVA(5)
166       C(1)=FLOAT(IB1*N30)/FLOAT(M1)
167       C(2)=FLOAT(M1-(IOFI-1)*IB1*N30)/FLOAT(M1)
168       C(3)=C(1)
169       C(4)=C(2)
170       C(5)=C(1)
171       C(6)=C(2)
172       K=1
173       P1=FLOAT(NB)/FLOAT(M1)
174 10    IP1=P1
175       I(K)=1
176       IF(IP1.GE.NVA(K)) GOTO 7
177       P2=P1
178       IP2=P2
179 8     P2=P2-FLOAT(IP2)*C(K)
180       IP2=P2
181       IF(IP2.EQ.0) GOTO 3
182       IP1=IP1+IP2
183       I(K)=I(K)+1
184       IF(IP1.GE.NVA(K))GOTO 7
185       GOTO 8
186 7     IF(K.EQ.6) GOTO 11
187       K=K+1
188       GOTO 10
189 11    IP1=0
190       IP2=0
191       IP3=0
192       POFI=JOFI
193       IF(POFI.LE.2)POFI=2
194       TIOL=(I(2)+(IOFI-1)*I(1)+(POFI-2)*(IOFI-1)*I(3)+(POFI-
195      %2)*I(4)+(IOFI-1)*I(5)+I(6))*TACC+(IOFI*M1*N40+(POFI-2)*IOFI*
196      %M1*N20+(M2-(JOFI-1)*N40+L2-1)*M1*IOFI)*TTRANS
197       IF(IBB1.EQ.0) GOTO 33
198       IF(IB1.EQ.IBB1) GOTO 33
199       IF(IBB1.EQ.2)GOTO 34
200       IP3=1
201       INL=NMEM/((IOFI-1)*IB1*N30+IBB1*N30)
202 55    IF(INL.GT.N40)INL=N40
203       GOTO 35
204 33    IF(IB1.GT.2) GOTO 36
205       IF((M1-(IOFI-1)*IB1*N30).GE.N30) GOTO 36
206 34    IP1=1
207       INL=NMEM/(2*M1-(IOFI-1)*IB1*N30)
208       GOTO 55
209 36    IP2=1
210       INL=NMEM/(IOFI*IB1*N30)
211       IF(INL.GT.N40)INL=N40
212 35    CALL VALENT(N40,INL,KN1)
213       CALL VALENT(M2-(JOFI-1)*N40,INL,KN2)
214       CALL VALENT(INL*IBB1,IB1,KN3)
215       CALL VALENT((N40-(KN1-1)*INL)*IBB1,IB1,KN4)
216       IF((IP1+IP2+IP3).NE.1) CALL ERMESF(14)
217       TIO1=0.
218       IF(IP3.EQ.1)TIO1=N30*M2*TTRANS*(IB1*(IOFI-1)+IBB1)
219       IF(IP1.EQ.1)TIO1=M1*M2*TTRANS
220       IF(IP2.EQ.1) TIO1=(IB1*N30*M2*IOFI*TTRANS)
221       TTIO=2.*TIO1+(KN1*IOFI*(JOFI-1)+KN2*IOFI+(KN1-1)*(
222      %JOFI-1)+IOFI*(JOFI-1)+KN2-1.+IOFI+(KN1*(JOFI-1)+KN2))*TACC
223      %+M1*M2*TTRANS+TIOL
224       IF((IP1.EQ.1).AND.(IRZ.EQ.0))TCPU=TCPU+AT1+AT2+AT3
225       IF((IP1.EQ.1).AND.(IRZ.NE.0))TCPU=TCPU+AT1+AT2+AT4+AR1
226       IF((IP2.EQ.1).AND.(IRZ.EQ.0))TCPU=TCPU+AT1+AT2+AT3
227       IF((IP2.EQ.1).AND.(IRZ.NE.0))TCPU=TCPU+AT1+AT2+AT3+AR2
228       IFOIS=IB1/IBX1
229       IF((IP3.EQ.1).AND.(IFOIS*IBX1.EQ.IB1))TCPU=TCPU+AT1+AT2+AT5+AR2
230       IF((IP3.EQ.1).AND.(IFOIS*IBX1.NE.IB1))TCPU=TCPU+AT1+AT2+AT6+AR2
231       IF((IP1.EQ.1).AND.(IRZ.EQ.1))TCPU=TCPU+AR5
232       IF((IP1.EQ.1).AND.(IRZ.EQ.2))TCPU=TCPU+AR5
233       TTIOG=TTIO+TCPU
234       IF(TTIOG.LE.0.) GOTO 99
235       IF(TTIOG.GE.TIOOP) GOTO 99
236       IBOP=IB1
237       IBBOP=IBB1
238       K3OP=K3
239       TIOOP=TTIOG
240       TIOOP1=TTIO
241       TIOOP2=TCPU
242 99    IF(IB1.GE.MAX)GOTO17
243       IC=IC+1
244       GOTO 18
245 4     T1=JOFI*N20*(L1-1)*REQ
246       T2=M1*(L2-1)*REQ
247       T3=JOFI*N20*N30*(RAD+REQ)*K1
248       T4=JOFI*(K1*N30*N20*(2*RMI+REQ))
249       T5=JOFI*N20*N30*(2*RAD+REQ)*K1/2
250       T6=2*JOFI*(K1*N20)*((5*RMI+RMU)+4*RAD+(L1-1)*(2*RAD+REQ)+N30*2*
251      %RAD+REQ)
252       T7=JOFI*2*K1*(L1-1)*(2*RAD+REQ)
253       T9=JOFI*N10*N20*K1*(REQ+RMI)/2+M1*M2*(REQ+RDI+2*RAD)
254       T8=JOFI*N10*N20*K1*(3*REQ+9*RAD+4*RMU+RMI)/2
255       T10=JOFI*K1*(3*RMU+2*(RMI+RAD)+N40*(3*RMI
256      %+4*RMU+3*(RAD+REQ)+N30*(2*RAD+REQ)))
257       PIO=JOFI
258       IF(PIO.LE.2)PIO=2
259       TNR=(N40+(PIO-2)*N20+(M2-(JOFI-1)*N40+L2-1))*(RMU+RMI+RAD+REQ+
260      %N30*(2*RAD+2*REQ)*K1)
261       IF(TNR.LE.0.)TNR=0.
262       BT1=JOFI*N20*WW*K1
263       BT2=JOFI*N40*WW*K1
264       BT3=JOFI*N40*(VY1+K1*N30*VY2)
265       BR1=M2*(2*(RAD+RMI+RMU+REQ)+(M1*2*(REQ+RAD)))+M2*(3*(
266      $REQ+RAD+RMU)+4*(RMI)+M1*(2*(RAD)+REQ))
267       BR2=M2*(2*(REQ+RMI)+3*RMU+M1*(2*RAD+REQ))
268       TCPU=T1+T2+T3+T4+T5+T6+T7+T8+T9+T10
269       TCPU=TCPU+TNR+BT1+BT2
270       LIOF=M1/(N30)
271       IRZ=0
272       IF(LIOF*N30.EQ.M1) GOTO 2344
273       IRZ=1
274 2344  IF(IRZ.EQ.0)TCPU=TCPU+BT3
275       IF(IRZ.NE.0)TCPU=TCPU+BT3+BR2
276       TIOOP=2.*FLOAT(M1)*FLOAT(M2)*TTRANS+2.*FLOAT(K2)*TACC+TCPU
277       IBOP=1
278       IBBOP=0
279       K3OP=1
280       TIOOP2=TCPU
281       TIOOP1=TIOOP-TCPU
282 17    TTOT=TIOOP+TFF
283       IF(TTOT.LE.0.) GOTO 3
284       IF(TTOT.GE.TTOTOP)GOTO3
285       N1CO=N10
286       N2CO=N20
287       IBCO=IBOP
288       IBBCO=IBBOP
289       K3CO=K3OP
290       TTOTOP=TTOT
291       TESOP=TIOOP1
292       TCOP=TIOOP2
293       TFOP=TFF
294 3     CONTINUE
295  
296       N1=N1CO
297       N2=N2CO
298       TTO=TTOTOP
299       IB=IBCO
300       IBB=IBBCO
301       K3=K3CO
302       TC=TCOP
303       TS=TESOP
304       TF=TFOP
305       TT=TCOP+TFOP
306       TWER=TTO-TT
307       IF(N1.EQ.0.OR.N2.EQ.0) CALL OUTSTR(0,'PAS DE PLACE MEMOIRE SUFFISA
308      $NTE POUR UNE MISE EN OEUVRE PAR BLOCS$')
309       IF(IB.NE.1)RETURN
310       IHJ=(M1/(N1-L1+1))
311       IF(IHJ*(N1-L1+1).NE.M1)IHJ=IHJ+1
312       IHJ1=IHJ/2
313       IF(IHJ1*2.NE.IHJ)GOTO7778
314       IB=IHJ
315       IBB=0
316       RETURN
317 7778  IB=IHJ+1
318       IBB=0
319       RETURN
320       END