is_irn_always_opt() added

[libfirm] / ir / ir / irflag.h

diff --git a/ir/ir/irflag.h b/ir/ir/irflag.h
index 7041e18..63ccef2 100644 (file)
--- a/ir/ir/irflag.h
+++ b/ir/ir/irflag.h
@@ -31,8 +31,8 @@
  * 4. Verification flag
  *    This one controls the behavior of node and type verifications
  */
-#ifndef _IRFLAG_H_
-#define _IRFLAG_H_
+#ifndef _FIRM_IR_IRFLAG_H_
+#define _FIRM_IR_IRFLAG_H_
 
 #include "firm_types.h"
 
@@ -286,6 +286,17 @@ void set_opt_ldst_only_null_ptr_exceptions(int value);
  */
 void set_opt_sel_based_null_check_elim(int value);
 
+/**
+ * Enable/Disable Automatic construction of Sync nodes during
+ * Firm construction.
+ *
+ * If this flags is set, sequential non-volatile Loads are automatically
+ * rearranged so that they can be executed in parallel by creating Sync nodes.
+ *
+ * This flags should be set for Java style languages.
+ */
+void set_opt_auto_create_sync(int value);
+
 /** Enable/Disable normalizations of the firm representation.
  *
  *  This flag guards transformations that normalize the Firm representation
@@ -358,4 +369,4 @@ typedef enum _firm_verification_t {
  */
 void do_node_verification(firm_verification_t mode);
 
-#endif /* _IRFLAG_H_ */
+#endif /* _FIRM_IR_IRFLAG_H_ */