X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firopt_t.h;h=eb3bdff80e70e42f0d849cb29fc2ccd1bdb42884;hb=8399216d8aebc713bbda04b6e3e250a1d52b20bf;hp=5c7a7a70d6e3b191fea7a3c9f0baca66bc83da24;hpb=3619d43beb322bc550e0a9d17a0d6037490410a2;p=libfirm

diff --git a/ir/ir/iropt_t.h b/ir/ir/iropt_t.h
index 5c7a7a70d..eb3bdff80 100644
--- a/ir/ir/iropt_t.h
+++ b/ir/ir/iropt_t.h
@@ -41,5 +41,20 @@ ir_node *optimize_in_place_2 (ir_node *n);
 /* Calculate a hash value of a node. */
 unsigned ir_node_hash (ir_node *node);
 
+/**
+ * Returns the tarval of a Const node or tarval_bad for all other nodes.
+ */
+static INLINE tarval *
+value_of(ir_node *n) {
+  if ((n != NULL) && (get_irn_op(n) == op_Const))
+    return get_Const_tarval(n); /* might return tarval_bad */
+  else
+    return tarval_bad;
+}
+
+/**
+ * set the default ir op operations
+ */
+ir_op *firm_set_default_operations(ir_op *op);
 
 # endif /* _IROPT_T_H_ */