def_module_params('rewriter',
                  description='new formula simplification module used in the tactic framework, and new solvers',
                  export=True,
                  params=(max_memory_param(),
                          max_steps_param(),
                          ("flat", BOOL, True, "create nary applications for and,or,+,*,bvadd,bvmul,bvand,bvor,bvxor"),
                          ("push_ite_arith", BOOL, False, "push if-then-else over arithmetic terms."),
                          ("push_ite_bv", BOOL, False, "push if-then-else over bit-vector terms."),
                          ("pull_cheap_ite", BOOL, False, "pull if-then-else terms when cheap."),
                          ("bv_ineq_consistency_test_max", UINT, 0, "max size of conjunctions on which to perform consistency test based on inequalities on bitvectors."),
                          ("cache_all", BOOL, False, "cache all intermediate results."),
                          ("rewrite_patterns", BOOL, False, "rewrite patterns."),
                          ("ignore_patterns_on_ground_qbody", BOOL, True, "ignores patterns on quantifiers that don't mention their bound variables.")))