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SUBROUTINE TIMTS2
C
C TIMTS2 TIME TESTS CPU TIMES FOR VARIOUS TYPES OF LOOPS
C
C
INTEGER SYSBUF, OUTPUT, BUF1, BUF2, END, END2, END4,
1 P, OPT1, OPT2, TYPE, NAME(4), TIG(16), MED(16),
2 LOS(16), ISUBR(2)
REAL B(1), C(1), D(1)
DOUBLE PRECISION ADND, AD(1), BD(1), CD(1), DD(1)
COMPLEX AC(1), BC(1), CC(1), DC(1), ADNC
COMMON /BLANK / N, M, TYPE, OPT1, OPT2
COMMON /SYSTEM/ KSYSTM(65)
COMMON /ZZZZZZ/ A(1)
EQUIVALENCE (KSYSTM(1),SYSBUF), (KSYSTM(2),OUTPUT),
1 (A(1),AC(1),AD(1), B(1),BC(1),BD(1),
2 C(1),CC(1),CD(1), D(1),DC(1),DD(1))
DATA TIG / 1H ,4HTIGH, 4HT( R,4HSP ) ,
1 1H ,4HTIGH, 4HT( R,4HDP ) ,
2 1H ,4HTIGH, 4HT( C,4HSP ) ,
3 1H ,4HTIGH, 4HT( C,4HDP ) /
DATA MED / 1H ,4HMEDI, 4HUM(R,4HSP ) ,
1 1H ,4HMEDI, 4HUM(R,4HDP ) ,
2 1H ,4HMEDI, 4HUM(C,4HSP ) ,
3 1H ,4HMEDI, 4HUM(C,4HDP ) /
DATA LOS / 1H ,4HLOOS, 4HE (R,4HSP ) ,
1 1H ,4HLOOS, 4HE (R,4HDP ) ,
2 1H ,4HLOOS, 4HE (C,4HSP ) ,
3 1H ,4HLOOS, 4HE (C,4HDP ) /
DATA ISUBR / 4HTIMT, 4HS2 /, M8/-8/
C
C INITIALIZE
C
CALL PAGE1
WRITE (OUTPUT,11) N,M,TYPE,OPT1
11 FORMAT (1H , 20X, 25HNASTRAN TIME TEST D N =, I4, 5H, M =, I4 ,
1 8H, TYPE =,I4, 8H, OPT1 =,I4)
BUF1 = KORSZ(A) - SYSBUF
BUF2 = BUF1 - SYSBUF
END = N*M
IF (END .GE. BUF1-1) CALL MESAGE (M8,0,ISUBR)
C
C CPU TIME TESTS
C
P = 4*(TYPE-1) + 1
ASQ = M + N
ADNO = 1/(ASQ*ASQ)
ADND = ADNO
ADNC = CMPLX(ADNO,ADNO)
END2 = END/2
END4 = END/4
GO TO (105,106,107,108), TYPE
C
C REAL CPU TIME TESTS
C
105 CONTINUE
C
IF (M.GT.END .OR. N.GT.END) CALL MESAGE (M8,0,ISUBR)
DO 111 I = 1,END
111 A(I) = ADNO
CALL CPUTIM (T1,T1,1)
DO 100 I = 1,N
DO 110 J = 1,M
D(J) = A(J)*B(J) + C(J)
110 CONTINUE
100 CONTINUE
CALL CPUTIM (T2,T2,1)
IRET = 1
NAME(1) = TIG(P )
NAME(2) = TIG(P+1)
NAME(3) = TIG(P+2)
NAME(4) = TIG(P+3)
GO TO 500
501 CONTINUE
C
DO 211 I = 1,END
211 A(I) = ADNO
CALL CPUTIM (T1,T1,1)
DO 200 I = 1,N
DO 210 J = 1,M
D(J) = A(I)*B(J) + C(J)
210 CONTINUE
200 CONTINUE
CALL CPUTIM (T2,T2,1)
IRET = 2
NAME(1) = MED(P )
NAME(2) = MED(P+1)
NAME(3) = MED(P+2)
NAME(4) = MED(P+3)
GO TO 500
502 CONTINUE
C
DO 311 I = 1,END
311 A(I) = ADNO
CALL CPUTIM (T1,T1,1)
DO 300 I = 1,N
DO 310 J = 1,M
L = I + J - 1
D(J) = A(I)*B(L) + C(J)
310 CONTINUE
300 CONTINUE
CALL CPUTIM (T2,T2,1)
IRET = 3
NAME(1) = LOS(P )
NAME(2) = LOS(P+1)
NAME(3) = LOS(P+2)
NAME(4) = LOS(P+3)
GO TO 500
C
C DOUBLE PRECISION TESTS
C
106 CONTINUE
C
IF (M.GT.END2 .OR. N.GT.END2) CALL MESAGE (M8,0,ISUBR)
DO 131 I = 1,END2
131 AD(I) = ADND
CALL CPUTIM (T1,T1,1)
DO 120 I = 1,N
DO 130 J = 1,M
DD(J) = AD(J)*BD(J) + CD(J)
130 CONTINUE
120 CONTINUE
CALL CPUTIM (T2,T2,1)
IRET = 4
NAME(1) = TIG(P )
NAME(2) = TIG(P+1)
NAME(3) = TIG(P+2)
NAME(4) = TIG(P+3)
GO TO 500
504 CONTINUE
C
DO 231 I = 1,END2
231 AD(I) = ADND
CALL CPUTIM (T1,T1,1)
DO 220 I = 1,N
DO 230 J = 1,M
DD(J) = AD(I)*BD(J) + CD(J)
230 CONTINUE
220 CONTINUE
CALL CPUTIM (T2,T2,1)
IRET = 5
NAME(1) = MED(P )
NAME(2) = MED(P+1)
NAME(3) = MED(P+2)
NAME(4) = MED(P+3)
GO TO 500
505 CONTINUE
C
DO 331 I = 1,END2
331 AD(I) = ADND
CALL CPUTIM (T1,T1,1)
DO 320 I = 1,N
DO 330 J = 1,M
L = I + J - 1
DD(J) = AD(I)*BD(L) + CD(J)
330 CONTINUE
320 CONTINUE
CALL CPUTIM (T2,T2,1)
IRET = 6
NAME(1) = LOS(P )
NAME(2) = LOS(P+1)
NAME(3) = LOS(P+2)
NAME(4) = LOS(P+3)
GO TO 500
C
C COMPLEX SINGLE PRECISION TESTS
C
107 CONTINUE
C
IF (M.GT.END2 .OR. N.GT.END2) CALL MESAGE (M8,0,ISUBR)
DO 421 I = 1,END2
421 AC(I) = ADNC
CALL CPUTIM (T1,T1,1)
DO 410 I = 1,N
DO 420 J = 1,M
DC(J) = AC(J)*BC(J) + CC(J)
420 CONTINUE
410 CONTINUE
CALL CPUTIM (T2,T2,1)
IRET = 7
NAME(1) = TIG(P )
NAME(2) = TIG(P+1)
NAME(3) = TIG(P+2)
NAME(4) = TIG(P+3)
GO TO 500
507 CONTINUE
C
DO 441 I = 1,END2
441 AC(I) = ADNC
CALL CPUTIM (T1,T1,1)
DO 430 I = 1,N
DO 440 J = 1,M
DC(J) = AC(I)*BC(J) + CC(J)
440 CONTINUE
430 CONTINUE
CALL CPUTIM (T2,T2,1)
IRET = 8
NAME(1) = MED(P )
NAME(2) = MED(P+1)
NAME(3) = MED(P+2)
NAME(4) = MED(P+3)
GO TO 500
508 CONTINUE
C
DO 461 I = 1,END2
461 AC(I) = ADNC
CALL CPUTIM (T1,T1,1)
DO 450 I = 1,N
DO 460 J = 1,M
L = I + J - 1
DC(J) = AC(I)*BC(L) + CC(J)
460 CONTINUE
450 CONTINUE
CALL CPUTIM (T2,T2,1)
IRET = 9
NAME(1) = LOS(P )
NAME(2) = LOS(P+1)
NAME(3) = LOS(P+2)
NAME(4) = LOS(P+3)
GO TO 500
C
C DOUBLE PRECISION COMPLEX TESTS
C
108 CONTINUE
C
IF (M.GT.END4 .OR. N.GT.END4) CALL MESAGE (M8,0,ISUBR)
DO 171 I = 1,END2
171 AD(I) = ADND
CALL CPUTIM (T1,T1,1)
DO 160 I = 1,N
DO 170 J = 1,M
C
C D(J) AND D(J+1) CALCULATIONS WERE REVERSED
C IN ORDER TO COUNTERACT THE ITERATIVE BUILD UP
C
DD(J+1) = AD(J)*BD(J ) - AD(J+1)*BD(J+1) + CD(J )
DD(J ) = AD(J)*BD(J+1) + AD(J+1)*BD(J ) + CD(J+1)
170 CONTINUE
160 CONTINUE
CALL CPUTIM (T2,T2,1)
IRET = 10
NAME(1) = TIG(P )
NAME(2) = TIG(P+1)
NAME(3) = TIG(P+2)
NAME(4) = TIG(P+3)
GO TO 500
510 CONTINUE
C
DO 271 I = 1,END2
271 AD(I) = ADND
CALL CPUTIM (T1,T1,1)
DO 260 I = 1,N
DO 270 J = 1,M
DD(J ) = AD(I)*BD(J ) - AD(I+1)*BD(J+1) + CD(J )
DD(J+1) = AD(I)*BD(J+1) + AD(I+1)*BD(J ) + CD(J+1)
270 CONTINUE
260 CONTINUE
CALL CPUTIM (T2,T2,1)
IRET = 11
NAME(1) = MED(P )
NAME(2) = MED(P+1)
NAME(3) = MED(P+2)
NAME(4) = MED(P+3)
GO TO 500
511 CONTINUE
C
DO 371 I = 1,END2
371 AD(I) = ADND
CALL CPUTIM (T1,T1,1)
DO 360 I = 1,N
DO 370 J = 1,M
L = I + J - 1
DD(J ) = AD(I)*BD(L ) - AD(I+1)*BD(L+1) + CD(J )
DD(J+1) = AD(I)*BD(L+1) + AD(I+1)*BD(L ) + CD(J+1)
370 CONTINUE
360 CONTINUE
CALL CPUTIM (T2,T2,1)
IRET = 12
NAME(1) = LOS(P )
NAME(2) = LOS(P+1)
NAME(3) = LOS(P+2)
NAME(4) = LOS(P+3)
GO TO 500
600 CONTINUE
RETURN
C
C
C INTERNAL ROUTINE TO WRITE OUTPUT ONTO THE OUTPUT FILE
C
500 TIME = T2 - T1
ITOT = M*N
TPEROP = 1.0E6*TIME/ITOT
IF (IRET.EQ.2 .OR. IRET.EQ.5 .OR. IRET.EQ.8 .OR. IRET.EQ.11)
1 WRITE (OUTPUT,998) NAME,ITOT,TIME,TPEROP
C
IF (IRET.NE.2 .AND. IRET.NE.5 .AND. IRET.NE.8 .AND. IRET.NE.11)
1 WRITE (OUTPUT,999) NAME,ITOT,TIME,TPEROP
C
998 FORMAT (1H0, 4A4, ' CPU TIME FOR ', I9,
1 ' OPERATIONS = ', E12.5, ' SECONDS'/
2 1X , 16X, ' CPU TIME FOR ', ' ONE',
3 ' OPERATION = ', E12.5, ' MICROSECONDS')
C
999 FORMAT (1H0, 4A4, ' CPU TIME FOR ', I9,
1 ' OPERATIONS = ', E12.5, ' SECONDS'/
2 1X , 16X, ' CPU TIME FOR ', ' ONE',
3 ' OPERATION = ', E12.5, ' MICROSECONDS',
4 ' --- DATA FOR USE IN COMMON /NTIME/')
C
GO TO (501,502,600,504,505,600,507,508,600,510,511,600), IRET
END
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