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Re: patch + rfc: clear_storage() and vectors
- From: Aldy Hernandez <aldyh at redhat dot com>
- To: Richard Henderson <rth at redhat dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Sat, 16 Feb 2002 09:25:27 +1100
- Subject: Re: patch + rfc: clear_storage() and vectors
> I'm not really fond of using a scalar integral zero for vectors.
> Ideally we'd be using
>
> (VEC_CONST:V4SI [(const_int 0)
> (const_int 0)
> (const_int 0)
> (const_int 0)])
>
> Sorry to dump this on you, but how much work would it be forcing
> this all the way through the compiler? I wouldn't think it would
that's a sensible request. i don't know. i'll look into it.
for that matter, i don't know why the vector initializer code doesn't
generate VEC_CONST's. it just appears to do everything on the
fly. any idea why?
> be *too* bad, but everything surrounding AldyVec has been harder
doh. i've been outted in public ;-)
will look into it.
--
Aldy Hernandez E-mail: aldyh@redhat.com
Professional Gypsy Lost in Australia
Red Hat, Inc.