reorganizing the code

Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>

src/bv/tactics/max_bv_sharing_tactic.h

@@ -0,0 +1,32 @@
+/*++
+Copyright (c) 2011 Microsoft Corporation
+
+Module Name:
+
+    max_bv_sharing_tactic.h
+
+Abstract:
+
+    Rewriter for "maximing" the number of shared terms.
+    The idea is to rewrite AC terms to maximize sharing.
+    This rewriter is particularly useful for reducing
+    the number of Adders and Multipliers before "bit-blasting".
+
+Author:
+
+    Leonardo de Moura (leonardo) 2011-12-29.
+
+Revision History:
+
+--*/
+#ifndef _MAX_BV_SHARING_TACTIC_H_
+#define _MAX_BV_SHARING_TACTIC_H_
+
+#include"params.h"
+class ast_manager;
+class tactic;
+
+tactic * mk_max_bv_sharing_tactic(ast_manager & m, params_ref const & p = params_ref());
+
+#endif
+