mpfr_reallocate_limbs()

void mpfr_reallocate_limbs ( mpfr_ptr _z )

inline

Definition at line 65 of file gmp-util.h.

{
  __mpfr_struct tmp;
  tmp = *_z;
  int limb_size = (_z->_mpfr_prec - 1) / GMP_NUMB_BITS + 1;
  mp_limb_t *p = (mp_limb_t*) getmem_atomic(limb_size * sizeof(mp_limb_t));
  memcpy(p, _z->_mpfr_d, limb_size * sizeof(mp_limb_t));
  mpfr_clear(_z);
  _z->_mpfr_prec = tmp._mpfr_prec;
  _z->_mpfr_sign = tmp._mpfr_sign;
  _z->_mpfr_exp = tmp._mpfr_exp;
  _z->_mpfr_d = p;
}

References getmem_atomic(), and p.

Referenced by moveTo_gmpCC(), moveTo_gmpCCi(), moveTo_gmpRR(), moveTo_gmpRRi(), mpfi_reallocate_limbs(), and M2::ARingCCC::to_ring_elem().