On Thu, Oct 16, 2008 at 10:42 AM, Andrew Haley <[EMAIL PROTECTED]> wrote: > >> LONG_LONG_TYPE_SIZE is in fact defined as 32-bit in the port I am >> working. I inherited this GCC port, so I do not now whether or not >> this is fully compliant with C99 standard. > > You do now.
Yes, thanks. > >> I believe the reason is to reduce code size (this is an 8-bit word >> target, 64-bit operations are very expensive). > >> The core is aimed, at low-power embedded applications without an OS >> (an event-driven scheduler is used instead). A very old GCC port has >> been sucessfuly used for years, all I am trying to do is to bring that >> old port to a more current version of GCC. > > Sure, I understand that, and I also note one or two ports define > LONG_LONG_TYPE_SIZE otherwise. > I see avr port's situation: ./avr/avr.h:#define LONG_LONG_TYPE_SIZE (INT_TYPE_SIZE == 8 ? 32 : 64) I need to investigate how do they get pass the boot-strapping part of gcc... Mean while, if anyone have any insight, I am all ears. > Andrew. > Thanks, -0mar
