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Corrected unspecified behavior of corner cases in fp.min/fp.max.

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Partially addresses #68.
This commit is contained in:
Christoph M. Wintersteiger 2015-10-06 19:45:05 +01:00
parent 6e852762ba
commit 8a026c355f
10 changed files with 211 additions and 55 deletions
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8
src/ast/fpa/fpa2bv_converter.h
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@ -55,7 +55,8 @@ 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<func_decl, func_decl*> m_uf2bvuf;
obj_hashtable<func_decl> m_decls_to_hide;
public:
fpa2bv_converter(ast_manager & m);
@ -136,13 +137,16 @@ public:
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_min_unspecified(func_decl * f, expr * x, expr * y);
expr_ref mk_max_unspecified(func_decl * f, expr * x, expr * y);
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; }
obj_map<func_decl, func_decl*> const & uf2bvuf() const { return m_uf2bvuf; }
obj_hashtable<func_decl> const & decls_to_hide() const { return m_decls_to_hide; }
void reset(void);