checkpoint

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

src/ast/rewriter/bit_blaster/bit_blaster_rewriter.h

@@ -0,0 +1,42 @@
+/*++
+Copyright (c) 2011 Microsoft Corporation
+
+Module Name:
+
+    bit_blaster_rewriter.h
+
+Abstract:
+
+    Bit-blasting rewriter
+
+Author:
+
+    Leonardo (leonardo) 2012-10-04
+
+Notes:
+
+--*/
+#ifndef _BIT_BLASTER_REWRITER_H_
+#define _BIT_BLASTER_REWRITER_H_
+
+#include"ast.h"
+#include"obj_hashtable.h"
+#include"params.h"
+
+class bit_blaster_rewriter {
+    struct imp;
+    imp * m_imp;
+public:
+    bit_blaster_rewriter(ast_manager & m, params_ref const & p);
+    ~bit_blaster_rewriter();
+    void updt_params(params_ref const & p);
+    void set_cancel(bool f);
+    ast_manager & m() const;
+    unsigned get_num_steps() const;
+    void cleanup();
+    obj_map<func_decl, expr*> const& const2bits() const; 
+    void operator()(expr * e, expr_ref & result, proof_ref & result_proof);
+};
+
+#endif
+