[patch] Speed up # of iterations analysis

[Richard Henderson]

On Mon, Apr 04, 2005 at 01:56:19PM +0200, Zdenek Dvorak wrote:
> 	* tree-flow.h (number_of_iterations_cond): Declaration removed.
> 	* tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
> 	(number_of_iterations_special): New function.
> 	(number_of_iterations_exit): Use number_of_iterations_special.
> 	Use simplify_using_outer_evolutions only at -O3.
> 	(number_of_iterations_cond, tree_simplify_using_condition,
> 	simplify_using_initial_conditions, loop_niter_by_eval,
> 	compare_trees, can_count_iv_in_wider_type_bound,
> 	simplify_using_outer_evolutions): Use fold_build.

Ok.


r~