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Added Z3_fpa_is_numeral_negative to FPA API

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Christoph M. Wintersteiger 2016-10-27 15:06:24 +01:00
parent 23c58a1ef6
commit e4f7ff9881
3 changed files with 35 additions and 10 deletions
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src/ast/fpa_decl_plugin.h
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@ -297,6 +297,7 @@ public:
bool is_normal(expr * n) { scoped_mpf v(fm()); return is_numeral(n, v) && fm().is_normal(v); }
bool is_subnormal(expr * n) { scoped_mpf v(fm()); return is_numeral(n, v) && fm().is_denormal(v); }
bool is_positive(expr * n) { scoped_mpf v(fm()); return is_numeral(n, v) && fm().is_pos(v); }
bool is_negative(expr * n) { scoped_mpf v(fm()); return is_numeral(n, v) && fm().is_neg(v); }
app * mk_fp(expr * sgn, expr * exp, expr * sig) {
SASSERT(m_bv_util.is_bv(sgn) && m_bv_util.get_bv_size(sgn) == 1);