+ optimize "integer op" followed by comparison of target register with zero
to a variant of that integer op which sets the flags (ppc)
+ change rlwinm. instructions which do nothing but an "and" operation into
andi./andis., since the rlwinm. is cracked on the G5 while andi./andis.
isn't
git-svn-id: trunk@1361 -
was not being initialised -> getfinaldestination always failed, which
caused wrong optimizations in some cases)
* changed the inverse_cond into a function, because tasmcond is a record
on ppc
+ added a compare_conditions() function for the same reason
