SH: cmpeqdi splitter messes up the CFG

Alexandre Oliva aoliva@redhat.com
Wed Aug 30 10:38:00 GMT 2000


On Aug 29, 2000, Richard Henderson <rth@cygnus.com> wrote:

> On Tue, Aug 29, 2000 at 06:02:52AM -0300, Alexandre Oliva wrote:
>> A define_split shouldn't be emitting jumps and labels.  It messes up
>> the CFG and the BB structure too late in the compilation process.

> Err.. the split pass run after reload and before flow2 should
> be able to do just this.  Is it not running then?

Not with -O0.

-- 
Alexandre Oliva   Enjoy Guarana', see http://www.ic.unicamp.br/~oliva/
Red Hat GCC Developer                  aoliva@{cygnus.com, redhat.com}
CS PhD student at IC-Unicamp        oliva@{lsd.ic.unicamp.br, gnu.org}
Free Software Evangelist    *Please* write to mailing lists, not to me



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