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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gfortran.fortran-torture/] [execute/] [pr40021.f] - Blame information for rev 843

Line No.	Rev	Author	Line
1	303	jeremybenn	`C Derived from lapack`
2			`PROGRAM test`
3			`DOUBLE PRECISION DA`
4			`INTEGER I, N`
5			`DOUBLE PRECISION DX(9),DY(9)`
6
7			`EXTERNAL DAXPY`
8			`N=5`
9			`DA=1.0`
10			`DATA DX/-2, -1, -3, -4, 1, 2, 10, 15, 14/`
11			`DATA DY/0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0/`
12			`CALL DAXPY (N,DA,DX,DY)`
13			`DO 10 I = 1, N`
14			`if (DX(I).ne.DY(I)) call abort`
15			`10 CONTINUE`
16			`STOP`
17			`END`
18
19			`SUBROUTINE DAXPY(N,DA,DX,DY)`
20			`DOUBLE PRECISION DA`
21			`INTEGER N`
22			`DOUBLE PRECISION DX(),DY()`
23			`INTEGER I,IX,IY,M,MP1`
24			`INTRINSIC MOD`
25			`IF (N.LE.0) RETURN`
26			`20 M = MOD(N,4)`
27			`IF (M.EQ.0) GO TO 40`
28			`DO 30 I = 1,M`
29			`DY(I) = DY(I) + DA*DX(I)`
30			`30 CONTINUE`
31			`IF (N.LT.4) RETURN`
32			`40 MP1 = M + 1`
33			`DO 50 I = MP1,N,4`
34			`DY(I) = DY(I) + DA*DX(I)`
35			`DY(I+1) = DY(I+1) + DA*DX(I+1)`
36			`DY(I+2) = DY(I+2) + DA*DX(I+2)`
37			`DY(I+3) = DY(I+3) + DA*DX(I+3)`
38			`50 CONTINUE`
39			`RETURN`
40			`END`