VFP_DOUBLE_LOW_BITS
#define VFP_DOUBLE_LOW_BITS_MASK ((1 << VFP_DOUBLE_LOW_BITS) - 1)
#define VFP_DOUBLE_SIGNIFICAND_QNAN (1ULL << (VFP_DOUBLE_MANTISSA_BITS - 1 + VFP_DOUBLE_LOW_BITS))
(s->significand >> VFP_DOUBLE_LOW_BITS);
if (!(significand & ((1ULL << (VFP_DOUBLE_LOW_BITS + 1)) - 1)))
incr = 1ULL << VFP_DOUBLE_LOW_BITS;
if ((significand & (1ULL << (VFP_DOUBLE_LOW_BITS + 1))) == 0)
incr = (1ULL << (VFP_DOUBLE_LOW_BITS + 1)) - 1;
if (significand & ((1 << (VFP_DOUBLE_LOW_BITS + 1)) - 1))
if (significand >> (VFP_DOUBLE_LOW_BITS + 1) == 0)