1 /* $Id: cf_idom.h,v 1.4 1994/06/24 10:20:20 ceriel Exp $ */
3 * (c) copyright 1987 by the Vrije Universiteit, Amsterdam, The Netherlands.
4 * See the copyright notice in the ACK home directory, in the file "Copyright".
6 /* C O N T R O L F L O W
8 * I M M E D I A T E D O M I N A T O R S
12 extern dominator(); /* (bblock_p head, short n)
13 * Compute for every basic block its immediate
14 * dominator. The dominator relation is hence
15 * recorded as a tree in which every node contains
16 * a pointer to its parent, which is its
17 * immediate dominator.
18 * 'n' is the number of nodes (basic blocks) in
19 * the control flow graph.