dt/fx/scfx_rep.hh

276     scfx_mant m_mant; // mantissa (bits of the value).
291     m_mant.clear();
300     m_mant.resize_to(min_mant);
307     m_mant.resize_to(min_mant);
314     m_mant(min_mant), m_wp(2), m_sign(1), m_state(normal),
328         m_mant = f.m_mant;
370 inline int scfx_rep::size() const { return m_mant.size(); }
381         if (m_mant[i])
422     m_mant.resize_to(new_size, restore);
447     if (enc == SC_US_ || (m_mant[wi] & (((word)1) << bi)) == 0) {
449             m_mant[wi] &= ~(((word)-1) << (bi + 1));
451             m_mant[i] = 0;
455             m_mant[wi] |= (((word)-1) << (bi + 1));
457             m_mant[i] = static_cast<word>(-1);
470     return (m_mant[wi] & (((word)1) << bi)) != 0;
483         zero = (m_mant[wi] & (((word)-1) << (bi + 1))) == 0;
485         zero = zero && m_mant[i] == 0;
498     bool zero = (m_mant[wi] & ~(((word)-1) << bi)) == 0;
500         zero = zero && m_mant[i] == 0;
513     m_mant.clear();
516         m_mant[wi] |= (((word)1) << bi);
538         m_mant[i] = static_cast<word>(-1);
540     m_mant[wi] &= ~(((word)-1) << bi);
542         m_mant[i] = 0;
544     m_mant[wi2] &= (((word)-1) << bi2);
546         m_mant[i] = 0;
551         m_mant[wi] |= (((word)1) << bi);
570             m_mant[wi3] &= ~(((word)-1) << (bi3 + 1));
572             m_mant[wi3] |= (((word)-1) << (bi3 + 1));
576             m_mant[i] = 0;
578             m_mant[i] = static_cast<word>(-1);
583             m_mant[wi] |= (((word)1) << bi);
585             m_mant[wi] &= ~(((word)1) << bi);
595     m_mant[wi2] ^= (((word)-1) << bi2);
597         m_mant[i] = ~ m_mant[i];
609         return (m_mant[wi] & (((word)1) << (bi - 1))) != 0;
611         return (m_mant[wi - 1] & (((word)1) << (bits_in_word - 1))) != 0;
624     m_mant[wi] &= (((word)-1) << bi);
626         m_mant[i] = 0;
637     word old_val = m_mant[wi];
638     m_mant[wi] += (((word)1) << bi);
639     if (m_mant[wi] <= old_val) {
644             if (++m_mant[i] != 0)
658     return (m_mant[wi] & (((word)1) << bi)) != 0;
672         zero = (m_mant[wi] & ~(((word)-1) << (bi - 1))) == 0;
674             zero = zero && m_mant[i] == 0;
676         zero = (m_mant[wi - 1] & ~( ((word)-1) << (bits_in_word - 1))) == 0;
678             zero = zero && m_mant[i] == 0;
690         if (m_mant[i])
700         if (m_mant[i])
717         complement(m_mant, m_mant, m_mant.size());
718         inc(m_mant);