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FPA: added get_some_value/s for FP models

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Signed-off-by: Christoph M. Wintersteiger <cwinter@microsoft.com>
This commit is contained in:
Christoph M. Wintersteiger 2014-12-28 15:27:40 +00:00
parent 4d1f71775d
commit 12aaa0610b
1 changed files with 17 additions and 2 deletions
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19
src/smt/theory_fpa.cpp
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@ -41,8 +41,23 @@ namespace smt {
virtual ~fpa_factory() {}
virtual expr * get_some_value(sort * s) { NOT_IMPLEMENTED_YET(); }
virtual bool get_some_values(sort * s, expr_ref & v1, expr_ref & v2) { NOT_IMPLEMENTED_YET(); }
virtual expr * get_some_value(sort * s) {
mpf_manager & mpfm = m_util.fm();
scoped_mpf q(mpfm);
mpfm.set(q, m_util.get_ebits(s), m_util.get_sbits(s), 0);
return m_util.mk_value(q);
}
virtual bool get_some_values(sort * s, expr_ref & v1, expr_ref & v2) {
mpf_manager & mpfm = m_util.fm();
scoped_mpf q(mpfm);
mpfm.set(q, m_util.get_ebits(s), m_util.get_sbits(s), 0);
v1 = m_util.mk_value(q);
mpfm.set(q, m_util.get_ebits(s), m_util.get_sbits(s), 1);
v2 = m_util.mk_value(q);
return true;
}
virtual expr * get_fresh_value(sort * s) { NOT_IMPLEMENTED_YET(); }
virtual void register_value(expr * n) { /* Ignore */ }