Remove enum tarval_classification_t.

[libfirm] / ir / ir / irgmod.c

diff --git a/ir/ir/irgmod.c b/ir/ir/irgmod.c
index 3d6cd6d..0a06562 100644 (file)
--- a/ir/ir/irgmod.c
+++ b/ir/ir/irgmod.c
@@ -125,6 +125,7 @@ void exchange(ir_node *old, ir_node *nw) {
  */
 static void collect(ir_node *n, void *env) {
        ir_node *pred;
+       (void) env;
 
        if (is_Phi(n)) {
                set_irn_link(n, get_irn_link(get_nodes_block(n)));
@@ -209,12 +210,21 @@ void part_block(ir_node *node) {
        set_irn_link(new_block, phi);
        set_irn_link(old_block, NULL);
        while (phi) {
-               if(get_nodes_block(phi) == old_block);   /* @@@ inlinening chokes on phis that don't
-                                                                                                obey this condition.  How do they get into
-                                                                                                the list??? Example: InterfaceIII */
                set_nodes_block(phi, new_block);
                phi = get_irn_link(phi);
        }
 
        set_optimize(rem_opt);
 }
+
+/* kill a node by setting its predecessors to Bad and finally exchange the node by Bad itself. */
+void kill_node(ir_node *node) {
+       ir_graph *irg = get_irn_irg(node);
+       ir_node *bad = get_irg_bad(irg);
+       int i;
+
+       for (i = get_irn_arity(node) - 1; i >= -1; --i) {
+               set_irn_n(node, i, bad);
+       }
+       exchange(node, bad);
+}