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Re: using atomic builtins
- From: Richard Guenther <rguenther at suse dot de>
- To: Paolo Carlini <pcarlini at suse dot de>
- Cc: Benjamin Kosnik <bkoz at redhat dot com>, libstdc++ at gcc dot gnu dot org, rth at redhat dot com, phillip dot m dot jordan at gmail dot com
- Date: Mon, 26 Jun 2006 20:14:15 +0200 (CEST)
- Subject: Re: using atomic builtins
- References: <20060626125850.5211561d.bkoz@redhat.com> <44A022EE.7030906@suse.de>
On Mon, 26 Jun 2006, Paolo Carlini wrote:
> Benjamin Kosnik wrote:
>
> >One approach to using the atomic builtins would be to have a compile
> >error/warning if these atomic builtins could not be used.
> >
> ... and if you search a bit the mailing lists, certainly we discussed a bit
> the usefulness of adding a builtin macro providing exactly that info. if we
> cannot change the default i?86 target, that would be definitely very usuful.
> At some point, I think Richard Guenther even posted a patch essentially
> complete, then I don't know what happened...
I will re-surrect it (I don't remember what happened to it either) with
gcc-math work once we get to stage1 again. First I want to do a BOF on
the gcc-math subject in general.
Richard.
--
Richard Guenther <rguenther@suse.de>
Novell / SUSE Labs