source file of the LilyPond music typesetter
- (c) 1997--2007 Jan Nieuwenhuizen <janneke@gnu.org>
+ (c) 1997--2009 Jan Nieuwenhuizen <janneke@gnu.org>
Han-Wen Nienhuys <hanwen@xs4all.nl>
*/
int p = r.num ();
int q = r.den ();
int k = intlog2 (q) - intlog2 (p);
- if ((p << k) < q)
+ if (shift_left(p, k) < q)
k++;
- assert ((p << k) >= q && (p << (k-1)) < q);
+ assert (shift_left(p, k) >= q && shift_left(p, (k-1)) < q);
/* If we were to write out log (p/q) in base 2, then the position of the
first non-zero bit (ie. k in our notation) would be the durlog
and the number of consecutive 1s after that bit would be the number of
dots */
- p = (p << k) - q;
+ p = shift_left(p, k) - q;
dots_ = 0;
while ((p *= 2) >= q)
{