xref: /petsc/src/sys/utils/ftn-kernels/fcopy.F90 (revision 0113e7197f2fe148981cb35224c0458dc22f510d)
1c96caaccSSatish Balay!
2c96caaccSSatish Balay!
3c96caaccSSatish Balay!    Fortran kernel for the copy vector routine
4c96caaccSSatish Balay!
5c96caaccSSatish Balay#include <petsc/finclude/petscsys.h>
6c96caaccSSatish Balay!
7c96caaccSSatish Balaysubroutine FortranCopy(n,x,y)
8c96caaccSSatish Balay  implicit none
9c96caaccSSatish Balay  PetscScalar  x(*),y(*)
10c96caaccSSatish Balay  PetscInt n
11c96caaccSSatish Balay  PetscInt i
12*0113e719SMartin Diehl
13c96caaccSSatish Balay  PETSC_AssertAlignx(16,x(1))
14c96caaccSSatish Balay  PETSC_AssertAlignx(16,y(1))
15*0113e719SMartin Diehl
16*0113e719SMartin Diehl  do i=1,n
17c96caaccSSatish Balay    y(i) = x(i)
18*0113e719SMartin Diehl  end do
19*0113e719SMartin Diehl
20*0113e719SMartin Diehlend subroutine FortranCopy
21c96caaccSSatish Balay
22c96caaccSSatish Balaysubroutine FortranZero(n,x)
23c96caaccSSatish Balay  implicit none
24c96caaccSSatish Balay  PetscScalar  x(*)
25c96caaccSSatish Balay  PetscInt n
26c96caaccSSatish Balay  PetscInt i
27*0113e719SMartin Diehl
28c96caaccSSatish Balay  PETSC_AssertAlignx(16,x(1))
29*0113e719SMartin Diehl
30*0113e719SMartin Diehl  do i=1,n
31c96caaccSSatish Balay    x(i) = 0.0
32*0113e719SMartin Diehl  end do
33*0113e719SMartin Diehl
34*0113e719SMartin Diehlend subroutine FortranZero
35