------- Comment #4 from zadeck at naturalbridge dot com 2007-08-23 18:59 ------- Subject: Re: Invalid insn with pre_inc
pinskia at gcc dot gnu dot org wrote: > ------- Comment #3 from pinskia at gcc dot gnu dot org 2007-08-22 22:41 > ------- > I think we need a new predicate for this rtl instruction, currently we just > have: > (clobber (match_operand:DF 4 "memory_operand" "=o")) > > > After thinking about this last night, i believe that this problem should be solved at the machine description level, not by changing auto-inc-dec.c. Auto-inc-dec.c uses all of the standard interfaces to keep from generating invalid rtl. So it seems proper to have the md level not allow the creation of this insn. Kenny -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=33151