rt_gccstream/gcc/testsuite/gfortran.dg/ldist-1.f90

34 lines
855 B
Fortran

! { dg-do compile }
! { dg-options "-O2 -ftree-loop-distribution -fdump-tree-ldist-all" }
Subroutine PADEC(DKS,DKDS,HVAR,WM,WG,FN,NS,AN,BN,CN,IT)
IMPLICIT REAL*8 (A-H, O-Z)
DIMENSION DKS(*),DKDS(*),HVAR(*)
COMPLEX*16 WM(*),WG(*),FN(*),AN(*),BN(*),CN(*)
COMPLEX*16 H2,CONST
COMMON/STRCH/ALP,BET,DH,ZH,UG,VG,T1,T2,DT,TOL,ALPHA ,HAMP,BUMP
Parameter (F1 = .8333333333333333D0, F2 = .0833333333333333D0)
SS=DT/(2.0D0)
do J=2,NS
BS=SS*DKS(J)*HVAR(J)*HVAR(J)
AN(J)=F1+2.*BS
BN(J)=F2-BS
CN(J)=F2-BS
H2=WM(J+1)
if(J.EQ.NS) then
CONST=CN(J)*H2
else
CONST=(0.D0,0.D0)
endif
FN(J)=(BS+F2)*(H2)+(F1-2.D0*BS)-CONST
end do
return
end Subroutine PADEC
! { dg-final { scan-tree-dump-times "distributed: split to 4 loops" 1 "ldist" } }
! { dg-final { cleanup-tree-dump "ldist" } }