dist/gcc/tree-loop-distribution.c

1658       tree niters = number_of_latch_executions (loop);
1659       niters = fold_convert_loc (loc, sizetype, niters);
1661 	niters = size_binop_loc (loc, PLUS_EXPR, niters, size_one_node);
1665 				     niters, scev_step);
2587 data_ref_segment_size (struct data_reference *dr, tree niters)
2589   niters = size_binop (MINUS_EXPR,
2590 		       fold_convert (sizetype, niters),
2594 		     fold_convert (sizetype, niters));
2616   tree niters_plus_one, niters = number_of_latch_executions (loop);
2618   gcc_assert (niters != NULL_TREE && niters != chrec_dont_know);
2619   niters = fold_convert (sizetype, niters);
2620   niters_plus_one = size_binop (PLUS_EXPR, niters, size_one_node);
2636 	seg_length_a = data_ref_segment_size (dr_a, niters);
2641 	seg_length_b = data_ref_segment_size (dr_b, niters);
2659   if (tree_fits_uhwi_p (niters))
2660     factor = tree_to_uhwi (niters);
3288   tree niters = number_of_latch_executions (loop);
3299 	 && !chrec_contains_symbols_defined_in_loop (niters, outer->num)
3300 	 && (niters = number_of_latch_executions (outer)) != NULL_TREE
3301 	 && niters != chrec_dont_know)
3345       /* Don't distribute loop if niters is unknown.  */
3346       tree niters = number_of_latch_executions (loop);
3347       if (niters == NULL_TREE || niters == chrec_dont_know)