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| author | Richard Biener <rguenth@gcc.gnu.org> | 2017-12-01 11:59:52 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2017-12-01 11:59:52 +0000 |
| commit | 7d0fb9059ad9bead081887f5531812f5177a0857 (patch) | |
| tree | bed93b45045d536e21172cc5fb7e733a538ce961 | |
| parent | 0100e9a9806b90df16d996eb6b9c8711ccff7bd4 (diff) | |
| download | gcc-7d0fb9059ad9bead081887f5531812f5177a0857.zip gcc-7d0fb9059ad9bead081887f5531812f5177a0857.tar.gz gcc-7d0fb9059ad9bead081887f5531812f5177a0857.tar.bz2 | |
pr81303.f: New testcase.
2017-12-01 Richard Biener <rguenther@suse.de>
* gfortran.dg/pr81303.f: New testcase.
From-SVN: r255304
| -rw-r--r-- | gcc/testsuite/gfortran.dg/pr81303.f | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/gcc/testsuite/gfortran.dg/pr81303.f b/gcc/testsuite/gfortran.dg/pr81303.f new file mode 100644 index 0000000..842172b --- /dev/null +++ b/gcc/testsuite/gfortran.dg/pr81303.f @@ -0,0 +1,44 @@ +! { dg-do compile } +! { dg-options "-O3 -floop-interchange -fdump-tree-linterchange-details" } + + subroutine mat_times_vec(y,x,a,axp,ayp,azp,axm,aym,azm, + $ nb,nx,ny,nz) + implicit none + integer nb,nx,ny,nz,i,j,k,m,l,kit,im1,ip1,jm1,jp1,km1,kp1 + + real*8 y(nb,nx,ny,nz),x(nb,nx,ny,nz) + + real*8 a(nb,nb,nx,ny,nz), + 1 axp(nb,nb,nx,ny,nz),ayp(nb,nb,nx,ny,nz),azp(nb,nb,nx,ny,nz), + 2 axm(nb,nb,nx,ny,nz),aym(nb,nb,nx,ny,nz),azm(nb,nb,nx,ny,nz) + + + do k=1,nz + km1=mod(k+nz-2,nz)+1 + kp1=mod(k,nz)+1 + do j=1,ny + jm1=mod(j+ny-2,ny)+1 + jp1=mod(j,ny)+1 + do i=1,nx + im1=mod(i+nx-2,nx)+1 + ip1=mod(i,nx)+1 + do l=1,nb + y(l,i,j,k)=0.0d0 + do m=1,nb + y(l,i,j,k)=y(l,i,j,k)+ + 1 a(l,m,i,j,k)*x(m,i,j,k)+ + 2 axp(l,m,i,j,k)*x(m,ip1,j,k)+ + 3 ayp(l,m,i,j,k)*x(m,i,jp1,k)+ + 4 azp(l,m,i,j,k)*x(m,i,j,kp1)+ + 5 axm(l,m,i,j,k)*x(m,im1,j,k)+ + 6 aym(l,m,i,j,k)*x(m,i,jm1,k)+ + 7 azm(l,m,i,j,k)*x(m,i,j,km1) + enddo + enddo + enddo + enddo + enddo + return + end + +! { dg-final { scan-tree-dump-times "is interchanged" 1 "linterchange" } } |