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Re: [4.8, PATCH 6/26] Backport Power8 and LE support: TDmode for LE
- 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: Thu, 3 Apr 2014 10:33:02 -0400
- Subject: Re: [4.8, PATCH 6/26] Backport Power8 and LE support: TDmode for LE
- Authentication-results: sourceware.org; auth=none
- References: <1395257394 dot 17148 dot 8 dot camel at gnopaine>
On Wed, Mar 19, 2014 at 3:29 PM, Bill Schmidt
<wschmidt@linux.vnet.ibm.com> wrote:
> Hi,
>
> This patch (diff-le-dfp) backports fixes for TDmode on a little endian
> target.
>
> Thanks,
> Bill
>
>
> 2014-03-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
>
> Backport from mainline r205123:
>
> 2013-11-20 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
>
> * config/rs6000/rs6000.c (rs6000_cannot_change_mode_class): Do not
> allow subregs of TDmode in FPRs of smaller size in little-endian.
> (rs6000_split_multireg_move): When splitting an access to TDmode
> in FPRs, do not use simplify_gen_subreg.
>
> Backport from mainline r204927:
>
> 2013-11-17 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
>
> * config/rs6000/rs6000.c (rs6000_emit_move): Use low word of
> sdmode_stack_slot also in little-endian mode.
Okay.
Thanks, David