Let dfs() discover only memory nodes

[libfirm] / ir / be / beilpsched.c

diff --git a/ir/be/beilpsched.c b/ir/be/beilpsched.c
index 08294dd..bf508a3 100644 (file)
--- a/ir/be/beilpsched.c
+++ b/ir/be/beilpsched.c
@@ -689,6 +689,7 @@ static void refine_asap_alap_times(ir_node *irn, void *walk_env) {
 
 static INLINE void check_for_keeps(waitq *keeps, ir_node *block, ir_node *irn) {
        const ir_edge_t *edge;
+        (void) block;
 
        foreach_out_edge(irn, edge) {
                ir_node *user = get_edge_src_irn(edge);
@@ -1871,6 +1872,7 @@ static void create_ilp(ir_node *block, void *walk_env) {
 
                DBG((env->dbg, LEVEL_1, "Creating LPP with estimated numbers: %d vars, %d cst\n",
                        estimated_n_var, estimated_n_cst));
+                (void) estimated_n_var;
 
                /* set up the LPP object */
                snprintf(name, sizeof(name), "ilp scheduling IRG %s", get_entity_ld_name(get_irg_entity(env->irg)));
@@ -1943,19 +1945,19 @@ static void create_ilp(ir_node *block, void *walk_env) {
 
                /* check for valid solution */
                if (! lpp_is_sol_valid(lpp)) {
-                       char buf[1024];
-                       FILE *f;
-
                        DEBUG_ONLY({
-                               if (firm_dbg_get_mask(env->dbg) >= 2) {
-                                       snprintf(buf, sizeof(buf), "lpp_block_%lu.infeasible.txt", get_irn_node_nr(block));
-                                       f = fopen(buf, "w");
-                                       lpp_dump_plain(lpp, f);
-                                       fclose(f);
-                                       snprintf(buf, sizeof(buf), "lpp_block_%lu.infeasible.mps", get_irn_node_nr(block));
-                                       lpp_dump(lpp, buf);
-                                       dump_ir_block_graph(env->irg, "-infeasible");
-                               }
+                            char buf[1024];
+                            FILE *f;
+
+                            if (firm_dbg_get_mask(env->dbg) >= 2) {
+                              snprintf(buf, sizeof(buf), "lpp_block_%lu.infeasible.txt", get_irn_node_nr(block));
+                              f = fopen(buf, "w");
+                              lpp_dump_plain(lpp, f);
+                              fclose(f);
+                              snprintf(buf, sizeof(buf), "lpp_block_%lu.infeasible.mps", get_irn_node_nr(block));
+                              lpp_dump(lpp, buf);
+                              dump_ir_block_graph(env->irg, "-infeasible");
+                           }
                        })
 
                        ir_fprintf(stderr, "ILP found no solution within time (%+F, %+F), falling back to heuristics.\n", block, env->irg);