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mpf partial remainder draft

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This commit is contained in:
Christoph M. Wintersteiger 2016-05-03 18:20:18 +01:00
parent 6895cc7cc6
commit a7c66356ae
2 changed files with 182 additions and 42 deletions
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10
src/util/mpf.h
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@ -185,9 +185,6 @@ public:
void mk_pinf(unsigned ebits, unsigned sbits, mpf & o);
void mk_ninf(unsigned ebits, unsigned sbits, mpf & o);
std::string to_string_raw(mpf const & a);
std::string to_string_hexfloat(mpf const & a);
unsynch_mpz_manager & mpz_manager(void) { return m_mpz_manager; }
unsynch_mpq_manager & mpq_manager(void) { return m_mpq_manager; }
@ -226,6 +223,8 @@ protected:
void round(mpf_rounding_mode rm, mpf & o);
void round_sqrt(mpf_rounding_mode rm, mpf & o);
void prem(scoped_mpf & x, scoped_mpf const & y, mpf_exp_t const & exp_diff, bool partial);
void mk_round_inf(mpf_rounding_mode rm, mpf & o);
// Convert x into a mpz numeral. zm is the manager that owns o.
@ -284,6 +283,10 @@ protected:
}
};
std::string to_string_raw(mpf const & a);
std::string to_string_hexfloat(mpf const & a);
scoped_mpf to_packed_mpf(bool sgn, mpf_exp_t exp, scoped_mpz const & sig, unsigned ebits, unsigned sbits, unsigned rbits);
public:
powers2 m_powers2;
};
@ -291,6 +294,7 @@ public:
class scoped_mpf : public _scoped_numeral<mpf_manager> {
friend class mpf_manager;
mpz & significand() { return get().significand; }
const mpz & significand() const { return get().significand; }
bool sign() const { return get().sign; }
mpf_exp_t exponent() const { return get().exponent; }
unsigned sbits() const { return get().sbits; }