Removed unused variables.

[libfirm] / ir / be / bearch.h

diff --git a/ir/be/bearch.h b/ir/be/bearch.h
index f6f133c..9c56e52 100644 (file)
--- a/ir/be/bearch.h
+++ b/ir/be/bearch.h
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
+ * Copyright (C) 1995-2011 University of Karlsruhe.  All right reserved.
  *
  * This file is part of libFirm.
  *
@@ -40,6 +40,13 @@
 #include "beirg.h"
 #include "error.h"
 
+/**
+ * this constant is returned by the get_sp_bias functions if the stack
+ * is reset (usually because the frame pointer is copied to the stack
+ * pointer
+ */
+#define SP_BIAS_RESET      INT_MIN
+
 typedef enum arch_register_class_flags_t {
        arch_register_class_flag_none      = 0,
        /** don't do automatic register allocation for this class */
@@ -628,7 +635,7 @@ static inline unsigned arch_irn_get_n_outs(const ir_node *node)
        if (info->out_infos == NULL)
                return 0;
 
-       return ARR_LEN(info->out_infos);
+       return (unsigned)ARR_LEN(info->out_infos);
 }
 
 static inline const arch_irn_ops_t *get_irn_ops_simple(const ir_node *node)