2009-11-03 Sebastian Pop <sebastian.pop@amd.com>
* graphite-interchange.c (lst_perfect_nestify): Pass 3 parameters
for the loops created by the loop distribution. Do not modify the
input LSTs.
(lst_try_interchange_loops): Same. Use a temporary LST for the
transformed schedule. Call lst_update_scattering before data
dependence analysis.
(lst_try_interchange): Pass an extra parameter INDEX.
(lst_do_interchange_1): New.
(lst_do_interchange): Call lst_do_interchange_1.
(scop_do_interchange): Call lst_update_scattering.
* graphite-poly.c (apply_poly_transforms): Do not call
lst_update_scattering.
* graphite-poly.h (lst_pred): New.
(lst_succ): New.
(lst_find_first_pbb): Return NULL when not found.
(lst_empty_p): New.
(lst_insert_in_sequence): Allow LST1 to be NULL.
(lst_replace): New.
(lst_substitute_3): New.
* gcc.dg/graphite/interchange-1.c: XFail.
* gcc.dg/graphite/interchange-8.c: XFail.
* gcc.dg/graphite/interchange-11.c: XFail.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@154632 138bc75d-0d04-0410-961f-82ee72b054a4