This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: MIPS gas relaxation still doesn't work


On Oct 15, 2002, "Maciej W. Rozycki" <macro@ds2.pg.gda.pl> wrote:

>  I think at least for the former case gas should be let relax jumps and
> branches freely, so the ".set nomacro" statement should be moved to affect
> instructions in delay slots only, as you suggested.

Except that, with the current implementation of branch relaxation,
when you enable it, each branch will mark the end of a frag, so the
assembler will be effectively unable to fill delay slots anyway, since
it won't bring instructions from the previous frag to the beginning of
the new frag.

-- 
Alexandre Oliva   Enjoy Guarana', see http://www.ic.unicamp.br/~oliva/
Red Hat GCC Developer                 aoliva@{redhat.com, gcc.gnu.org}
CS PhD student at IC-Unicamp        oliva@{lsd.ic.unicamp.br, gnu.org}
Free Software Evangelist                Professional serial bug killer


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]