On Sunday 06 August 2006 12:12, Florian Klaempfl wrote: > Christian Iversen wrote: > > Finally I got some spare time for coding. > > > > So, after quite a bit of help from Florian (Thank you!), the > > implements-keyword is.... well, IMPLEMENTED! Finally! > > > > It's not yet in trunk, but it will be soon. > > > > As far as I can tell, it's completely hack-free, but I will submit the > > revisions as patches for code review. > > > > The code is still not complete, and there are some needed changes that > > will happen when I can find the time (for instance, what's the procedure > > to add new compiler messages? should I just add them to errore.msg?) > > Yes, at the appropriate place. Then run make msg in fpc/compiler and > commit the changed msg*.inc files as well.
Ok, I'll do that. > > The current version of the patch adds 2*sizeof(pointer) to each > > TInterfaceEntry. That might seem like a lot, but with bitpacking this can > > be brought down to just 1*sizeof(pointer). > > > > Now, to make the bitpacking I need to be able to assume VMT's are always > > aligned to at least 4-byte boundaries. I think this is a safe assumption, > > but maybe it's not? > > Well, when compiling optimized for size it isn't I fear. It would really save a lot of space if we could just agree to always align VMTs to 4-byte boundaries. Trying to pack them together actually hurts the size, in the case of interfaces. -- Regards, Christian Iversen _______________________________________________ fpc-devel maillist - fpc-devel@lists.freepascal.org http://lists.freepascal.org/mailman/listinfo/fpc-devel
