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improved handling of unspecified values in FP

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Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
This commit is contained in:
Christoph M. Wintersteiger 2014-12-31 17:31:11 +00:00
parent 7a5239ef70
commit 3fe11e4c38
3 changed files with 44 additions and 15 deletions
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6
src/ast/fpa/fpa2bv_converter.h
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@ -51,6 +51,7 @@ protected:
mpf_manager & m_mpf_manager;
unsynch_mpz_manager & m_mpz_manager;
float_decl_plugin * m_plugin;
bool m_hi_fp_unspecified;
obj_map<func_decl, expr*> m_const2bv;
obj_map<func_decl, expr*> m_rm_const2bv;
@ -137,6 +138,11 @@ public:
void mk_to_sbv(func_decl * f, unsigned num, expr * const * args, expr_ref & result);
void mk_to_real(func_decl * f, unsigned num, expr * const * args, expr_ref & result);
void set_unspecified_fp_hi(bool v) { m_hi_fp_unspecified = v; }
expr_ref mk_to_ubv_unspecified(unsigned width);
expr_ref mk_to_sbv_unspecified(unsigned width);
expr_ref mk_to_real_unspecified();
obj_map<func_decl, expr*> const & const2bv() const { return m_const2bv; }
obj_map<func_decl, expr*> const & rm_const2bv() const { return m_rm_const2bv; }
obj_map<func_decl, func_decl*> const & uf2bvuf() const { return m_uf2bvuf; }