use is_$KIND(n) instead of get_irn_op(n) == op_$KIND.
[libfirm] / COPYING
2011-04-08 Andreas Zwinkaumerge kaps
2009-05-17 Matthias Braunchange livense to LGPL
2007-03-29 Matthias Braunmove backend into libfirm
2003-08-19 Götz Lindenmaieradded copyright header