This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: [AArch64] Fix Prefetch ICE
- From: Marcus Shawcroft <marcus dot shawcroft at gmail dot com>
- To: "Hurugalawadi, Naveen" <Naveen dot Hurugalawadi at caviumnetworks dot com>
- Cc: "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>, "Pinski, Andrew" <Andrew dot Pinski at caviumnetworks dot com>
- Date: Thu, 24 Sep 2015 12:13:35 +0100
- Subject: Re: [AArch64] Fix Prefetch ICE
- Authentication-results: sourceware.org; auth=none
- References: <SN2PR0701MB102479B3E836A672A4A0CE388E430 at SN2PR0701MB1024 dot namprd07 dot prod dot outlook dot com>
On 24 September 2015 at 07:47, Hurugalawadi, Naveen
<Naveen.Hurugalawadi@caviumnetworks.com> wrote:
> Hi,
>
> Please find attached the patch that fixes an ICE for prefetch.
>
> The predicate is too lose for the constraints. Hence, the patch tightens
> up the predicate to be exactly as constraint allows, avoids a âreloadâ
> and allows better code generation.
>
> Submitted on behalf of Andrew Pinski.
>
> Thanks,
> Naveen
>
> 2015-09-24 Andrew Pinski <apinski@cavium.com>
>
> ChangeLog
>
> * config/aarch64/aarch64.md (prefetch):
> Change the predicate of operand 0 to register_operand.
Hi, OK and can you back port to 5 ? Thanks /Marcus