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Re: ABI change for ports with byte-aligned functions.
On May 6, 2001, Geoff Keating <geoffk@geoffk.org> wrote:
> On a machine where logical operations are faster, both the +1 and the
> -1 can be converted into OR and AND respectively. I thought GCC did
> the first of these, but apparently it can't propagate the information
> about pointer alignment down into combine. (I'm half-tempted to fix
> this just to prove my point :-).
Then you'll probably break ARM/Thumb. The fact that code must have
certain alignment properties doesn't necessarily say something about
properties of pointers to code.
--
Alexandre Oliva Enjoy Guarana', see http://www.ic.unicamp.br/~oliva/
Red Hat GCC Developer aoliva@{cygnus.com, redhat.com}
CS PhD student at IC-Unicamp oliva@{lsd.ic.unicamp.br, gnu.org}
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