add doxygen comments

[libfirm] / include / libfirm / irmode.h

diff --git a/include/libfirm/irmode.h b/include/libfirm/irmode.h
index 898bf9e..e3502f6 100644 (file)
--- a/include/libfirm/irmode.h
+++ b/include/libfirm/irmode.h
@@ -195,7 +195,7 @@ int get_mode_size_bytes(const ir_mode *mode);
 int get_mode_sign(const ir_mode *mode);
 
 /** Returns the arithmetic of a mode */
-int get_mode_arithmetic(const ir_mode *mode);
+mode_arithmetic get_mode_arithmetic(const ir_mode *mode);
 
 /** Get the modulo shift attribute.
  *
@@ -262,6 +262,13 @@ tarval *get_mode_one(ir_mode *mode);
  */
 tarval *get_mode_minus_one(ir_mode *mode);
 
+/**
+ * Returns the value where all bits are One, represented in this mode.
+ *
+ * All One is defined only for modes integer, reference and boolean modes
+ */
+tarval *get_mode_all_one(ir_mode *mode);
+
 /**
  * Returns the positive infinite value of a mode.
  *