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More implementation of fp.to_ieee_bv for unspecified input/output

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Relates to #507
This commit is contained in:
Christoph M. Wintersteiger 2016-03-15 15:11:37 +00:00
parent a9df4a208f
commit 371573cbff
3 changed files with 40 additions and 19 deletions
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7
src/ast/fpa/fpa2bv_converter.cpp
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@ -2946,8 +2946,11 @@ void fpa2bv_converter::mk_to_ieee_bv(func_decl * f, unsigned num, expr * const *
expr_ref sig_unspec(s, m);
if (sbits > 2)
sig_unspec = m_bv_util.mk_concat(mk_to_ieee_bv_unspecified(sbits - 2),
m_bv_util.mk_numeral(1, 1));
sig_unspec = m_bv_util.mk_concat(
mk_to_ieee_bv_unspecified(sbits - 2),
m_bv_util.mk_numeral(1, 1));
else
sig_unspec = m_bv_util.mk_numeral(1, 1);
result = m_bv_util.mk_concat(m_bv_util.mk_concat(sgn, e), m.mk_ite(x_is_nan, sig_unspec, s));
}