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Partial refactoring of fpa2bv conversion to support proofs.

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This commit is contained in:
Christoph M. Wintersteiger 2015-10-20 18:32:31 +01:00
parent 099775947e
commit ca496f20cb
9 changed files with 152 additions and 84 deletions
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6
src/ast/fpa/fpa2bv_converter.h
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@ -26,8 +26,6 @@ Notes:
#include"bv_decl_plugin.h"
#include"basic_simplifier_plugin.h"
typedef enum { BV_RM_TIES_TO_EVEN, BV_RM_TIES_TO_AWAY, BV_RM_TO_POSITIVE, BV_RM_TO_NEGATIVE, BV_RM_TO_ZERO = 4 } BV_RM_VAL;
struct func_decl_triple {
func_decl_triple () { f_sgn = 0; f_sig = 0; f_exp = 0; }
func_decl_triple (func_decl * sgn, func_decl * sig, func_decl * exp)
@ -77,6 +75,8 @@ public:
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);
@ -191,7 +191,7 @@ protected:
void round(sort * s, expr_ref & rm, expr_ref & sgn, expr_ref & sig, expr_ref & exp, expr_ref & result);
expr_ref mk_rounding_decision(expr * rm, expr * sgn, expr * last, expr * round, expr * sticky);
void add_core(unsigned sbits, unsigned ebits, expr_ref & rm,
void add_core(unsigned sbits, unsigned ebits,
expr_ref & c_sgn, expr_ref & c_sig, expr_ref & c_exp, expr_ref & d_sgn, expr_ref & d_sig, expr_ref & d_exp,
expr_ref & res_sgn, expr_ref & res_sig, expr_ref & res_exp);