[Bug middle-end/30908] tree cost for types which are > WORD_SIZE

giovannibajo at libero dot it gcc-bugzilla@gcc.gnu.org
Tue Apr 10 14:35:00 GMT 2007



------- Comment #18 from giovannibajo at libero dot it  2007-04-10 15:34 -------
(In reply to comment #15)

> Yes, the tendency to handle far too many items as 16 bits (the
> sizeof(int) on that machine) when 8 bits would suffice is one of the
> major issues the AVR-GCC users have with the compiler.  

I might be wrong here, but I believe that this could eventually get fixed if
AVR backend was changed to support the new subreg lowering pass that Ian added
to GCC 4.3.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30908



More information about the Gcc-bugs mailing list