* tree-ssa-pre.c (get_or_alloc_expr_for_name): Use new type-based pool allocator.
	(bitmap_set_new): Likewise.
	(get_or_alloc_expr_for_constant): Likewise.
	(get_or_alloc_expr_for): Likewise.
	(phi_translate_1): Likewise.
	(compute_avail): Likewise.
	(init_pre): Likewise.
	(fini_pre): Likewise.

From-SVN: r223963