really remove type_id

[libfirm] / ir / opt / opt_osr.c

diff --git a/ir/opt/opt_osr.c b/ir/opt/opt_osr.c
index 8569b99..6c7ac16 100644 (file)
--- a/ir/opt/opt_osr.c
+++ b/ir/opt/opt_osr.c
@@ -23,7 +23,7 @@
  * @date    12.5.2006
  * @author  Michael Beck
  * @version $Id$
- * @summary
+ * @brief
  *  Implementation of the Operator Strength Reduction algorithm
  *  by Keith D. Cooper, L. Taylor Simpson, Christopher A. Vick.
  *  Extended version.
@@ -175,8 +175,7 @@ static node_entry *get_irn_ne(ir_node *irn, iv_env *env) {
        node_entry *e = get_irn_link(irn);
 
        if (e == NULL) {
-               e = obstack_alloc(&env->obst, sizeof(*e));
-               memset(e, 0, sizeof(*e));
+               e = OALLOCZ(&env->obst, node_entry);
                set_irn_link(irn, e);
        }
        return e;
@@ -480,8 +479,7 @@ static int replace(ir_node *irn, ir_node *iv, ir_node *rc, iv_env *env) {
                exchange(irn, result);
                e = get_irn_ne(result, env);
                if (e->pscc == NULL) {
-                       e->pscc = obstack_alloc(&env->obst, sizeof(*e->pscc));
-                       memset(e->pscc, 0, sizeof(*e->pscc));
+                       e->pscc = OALLOCZ(&env->obst, scc);
                        update_scc(result, e, env);
                }
                ++env->replaced;
@@ -997,10 +995,9 @@ static void dfs(ir_node *irn, iv_env *env) {
                                node->low = MIN(o->DFSnum, node->low);
                }
                if (node->low == node->DFSnum) {
-                       scc *pscc = obstack_alloc(&env->obst, sizeof(*pscc));
+                       scc *pscc = OALLOCZ(&env->obst, scc);
                        ir_node *x;
 
-                       memset(pscc, 0, sizeof(*pscc));
                        do {
                                node_entry *e;
 
@@ -1387,12 +1384,6 @@ void opt_osr(ir_graph *irg, unsigned flags) {
        int      edges;
        int      projs_moved;
 
-       if (! get_opt_strength_red()) {
-               /* only kill Phi cycles  */
-               remove_phi_cycles(irg);
-               return;
-       }
-
        rem = current_ir_graph;
        current_ir_graph = irg;