Fix tonto: call propagate_expr_outside_region.

Fix tonto: call propagate_expr_outside_region.

2010-07-26  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-sese-to-poly.c (propagate_expr_outside_region): Also
	handle the case when def is in the sese region.
	(rewrite_close_phi_out_of_ssa): Call propagate_expr_outside_region
	for invariant expressions.
	(rewrite_cross_bb_phi_deps): Removed.
	(rewrite_cross_bb_scalar_deps): Also handle GIMPLE_PHI nodes.
	(rewrite_cross_bb_scalar_deps_out_of_ssa): Do not call
	rewrite_cross_bb_phi_deps.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@163159 138bc75d-0d04-0410-961f-82ee72b054a4