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Re: [PATCH, rs6000] Enable VSX code generation in little endian mode
- From: David Edelsohn <dje dot gcc at gmail dot com>
- To: Bill Schmidt <wschmidt at linux dot vnet dot ibm dot com>
- Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>
- Date: Tue, 5 Nov 2013 21:44:32 -0500
- Subject: Re: [PATCH, rs6000] Enable VSX code generation in little endian mode
- Authentication-results: sourceware.org; auth=none
- References: <1383677020 dot 30428 dot 33 dot camel at gnopaine>
On Tue, Nov 5, 2013 at 1:43 PM, Bill Schmidt
<wschmidt@linux.vnet.ibm.com> wrote:
> Hi,
>
> With the recent set of patches, there are no longer any vector-related
> regressions for powerpc64le-linux-gnu that do not also occur for
> powerpc64-linux-gnu. (gcc.dg/vect/vect-96.c is still broken for both
> endiannesses and is being tracked.) I did a code walkthrough on the
> back-end code and did not find any additional endianness concerns.
> Therefore, this patch removes the restriction that we cannot generate
> VSX instructions for a little endian target.
>
> Note that there are still two relevant patches pending approval, so this
> patch is contingent on final resolution of those and will not be
> committed until then.
>
> With that restriction, is this ok for trunk?
>
> Thanks,
> Bill
>
>
> 2013-11-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
>
> * config/rs6000/rs6000.c (rs6000_option_override_internal):
> Remove restriction against use of VSX instructions when generating
> code for little endian mode.
Okay. Woohoo :-/
- David