X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fir%2Firopt_t.h;h=eb3bdff80e70e42f0d849cb29fc2ccd1bdb42884;hb=f9d25133f86594ca2b1f33fb0b41a591ecc9b914;hp=996c336a9f1ee93927e81d30b45a00311baa27db;hpb=c2b4a9f3d77fda7989e9cbd6293b9f9f58f4221c;p=libfirm

diff --git a/ir/ir/iropt_t.h b/ir/ir/iropt_t.h
index 996c336a9..eb3bdff80 100644
--- a/ir/ir/iropt_t.h
+++ b/ir/ir/iropt_t.h
@@ -38,5 +38,23 @@ ir_node *optimize_node (ir_node *n);
 
 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_ */