Lines Matching defs:xy
181 struct dd xy, r;
247 * (xy.hi, xy.lo) = x * y (exact)
248 * (r.hi, r.lo) = xy.hi + z (exact)
249 * adj = xy.lo + r.lo (inexact; low bit is sticky)
252 xy = dd_mul(vxs, ys);
253 r = dd_add(xy.hi, zs);
264 return (xy.hi + vzs + ldexp(xy.lo, spread));
275 adj = vrlo + xy.lo;
279 adj = add_adjusted(r.lo, xy.lo);
