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Re: [PATCH, rs6000] Add expansions for min/max vector reductions
- From: Bill Schmidt <wschmidt at linux dot vnet dot ibm dot com>
- To: Ramana Radhakrishnan <ramana dot gcc at googlemail dot com>
- Cc: David Edelsohn <dje dot gcc at gmail dot com>, GCC Patches <gcc-patches at gcc dot gnu dot org>
- Date: Wed, 16 Sep 2015 09:52:31 -0500
- Subject: Re: [PATCH, rs6000] Add expansions for min/max vector reductions
- Authentication-results: sourceware.org; auth=none
- References: <1442413689 dot 2896 dot 45 dot camel at gnopaine> <CAGWvnymA+uZS5jY0ihe8c39VjhvG1W44NQcPavXQWYGsdWASzw at mail dot gmail dot com> <CAJA7tRZSE=5O0C4RpeN0CCnHYp42+Sdz_SQiv_=ba3iGhYqunw at mail dot gmail dot com>
On Wed, 2015-09-16 at 15:37 +0100, Ramana Radhakrishnan wrote:
> On Wed, Sep 16, 2015 at 3:34 PM, David Edelsohn <dje.gcc@gmail.com> wrote:
> > On Wed, Sep 16, 2015 at 10:28 AM, Bill Schmidt
>
> >
> > This is okay.
> >
> > I don't think that I have seen iterators for UNSPECs, but maybe
> > someone else is aware of the right idiom.
>
> https://gcc.gnu.org/onlinedocs/gccint/Int-Iterators.html .
> define_int_iterator was added precisely for this functionality in the
> aarch64 backend.
Ah, thanks! Much obliged, Ramana.
Bill
>
>
>
> regards
> Ramana
>
> >
> > Thanks, David
>