X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbearch.h;h=9c56e5233e018d19ca176a65bfa0051bde40ebce;hb=0318dc1a48ce72b311592c28affc31fabc95f026;hp=f6f133c433fa8273a29e042ca91ccf0eca7d0e0a;hpb=e44426021b5f23c05bcae04ee99d1e7afdd71b82;p=libfirm

diff --git a/ir/be/bearch.h b/ir/be/bearch.h
index f6f133c43..9c56e5233 100644
--- 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)