> -----Original Message----- > From: > avr-gcc-list-bounces+eric.weddington=atmel....@nongnu.org > [mailto:avr-gcc-list-bounces+eric.weddington=atmel....@nongnu. > org] On Behalf Of John Regehr > Sent: Monday, April 20, 2009 10:14 AM > To: Sean D'Epagnier > Cc: avr-gcc-list@nongnu.org > Subject: Re: [avr-gcc-list] avr superoptimizer > > Many benefits of something like Diablo come from optimizing the > application and all of its libraries together. Someone > should figure out > how to get this kind of benefit for AVR. I have spent a > bunch of time > looking at avr-gcc output over the past couple weeks and have > seen many > cases where better code could have been generated by > perforing IPO on the > application + libraries. In many cases simply propagating > constants into > avr-libc would get most of the benefit.
That's why I'm (desperately) hoping that the LTO project in GCC will eventually help in this area. <http://gcc.gnu.org/wiki/LinkTimeOptimization> _______________________________________________ AVR-GCC-list mailing list AVR-GCC-list@nongnu.org http://lists.nongnu.org/mailman/listinfo/avr-gcc-list