mirrors/z3
3
0
Fork 0
mirror of https://github.com/Z3Prover/z3 synced 2025-10-07 16:31:55 +00:00
Code Activity

add bounded-int and pb2bv solvers to fd_solver, use sorting networks for pb2bv rewriter when applicable, hoist to pb2bv_rewriter module and remove it from the pb2bv_tactic

Browse source 
Signed-off-by: Nikolaj Bjorner <nbjorner@microsoft.com>
This commit is contained in:
Nikolaj Bjorner 2016-10-23 20:31:59 -07:00
parent 6d3430c689
commit 3778048eb4
26 changed files with 1424 additions and 700 deletions
Download patch file Download diff file Expand all files Collapse all files

46
src/ast/rewriter/pb2bv_rewriter.h Normal file
View file

@ -0,0 +1,46 @@
/*++
Copyright (c) 2016 Microsoft Corporation
Module Name:
pb2bv_rewriter.h
Abstract:
Conversion from pseudo-booleans to bit-vectors.
Author:
Nikolaj Bjorner (nbjorner) 2016-10-23
Notes:
--*/
#ifndef PB2BV_REWRITER_H_
#define PB2BV_REWRITER_H_
#include"pb_decl_plugin.h"
#include"rewriter_types.h"
#include"expr_functors.h"
class pb2bv_rewriter {
struct imp;
imp* m_imp;
public:
pb2bv_rewriter(ast_manager & m, params_ref const& p);
~pb2bv_rewriter();
void updt_params(params_ref const & p);
ast_manager & m() const;
unsigned get_num_steps() const;
void cleanup();
func_decl_ref_vector const& fresh_constants() const;
void operator()(expr * e, expr_ref & result, proof_ref & result_proof);
void push();
void pop(unsigned num_scopes);
void flush_side_constraints(expr_ref_vector& side_constraints);
unsigned num_translated() const;
void collect_statistics(statistics & st) const;
};
#endif