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FP to BV translation of UFs refactored.

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This commit is contained in:
Christoph M. Wintersteiger 2016-05-22 18:16:57 +01:00
parent 8db17311ae
commit d4bc8ebb70
7 changed files with 136 additions and 402 deletions
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11
src/ast/fpa/fpa2bv_converter.h
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@ -48,8 +48,7 @@ protected:
obj_map<func_decl, expr*> m_const2bv;
obj_map<func_decl, expr*> m_rm_const2bv;
obj_map<func_decl, func_decl*> m_uf2bvuf;
obj_map<sort, sort*> m_subst_sorts;
obj_map<func_decl, func_decl*> m_uf2bvuf;
obj_map<func_decl, std::pair<app *, app *> > m_specials;
@ -68,12 +67,9 @@ public:
bool is_rm(expr * e) { return is_app(e) && m_util.is_rm(e); }
bool is_rm(sort * s) { return m_util.is_rm(s); }
bool is_float_family(func_decl * f) { return f->get_family_id() == m_util.get_family_id(); }
void mk_rm(expr * bv3, expr_ref & result);
void mk_fp(expr * sign, expr * exponent, expr * significand, expr_ref & result);
void mk_fp(func_decl * f, unsigned num, expr * const * args, expr_ref & result);
void split_fp(expr * e, expr * & sgn, expr * & exp, expr * & sig) const;
void split_fp(expr * e, expr_ref & sgn, expr_ref & exp, expr_ref & sig) const;
@ -199,6 +195,7 @@ protected:
func_decl_ref replace_function(func_decl * f);
expr_ref replace_float_arg(expr * a);
void mk_function_output(sort * rng, func_decl * fbv, expr * const * new_args, expr_ref & result);
func_decl * get_bv_uf(func_decl * f, sort * bv_rng, unsigned arity);
private:
void mk_nan(sort * s, expr_ref & result);