On 18/07/11 17:58, Ian Lance Taylor wrote:
Look at add<mode>3_cc in gcc/config/i386/i386.md. Look at how add<dwi>3_doubleword splits to use it.
Thanks Ian, from what Richard said I need an add that doesn't modify carry in order to follow the approach there. Since I don't I guess I have to look for how it is done in mn10300 and rx ports.
cheers, -- PMatos