[OE-core] [PATCHv2 11/16] arch-armv7ve: add tune include for armv7ve and use it from cortexa7 and cortexa15

Martin Jansa martin.jansa at gmail.com
Wed Nov 18 16:51:58 UTC 2015


On Wed, Nov 18, 2015 at 04:38:34PM +0000, Phil Blundell wrote:
> On Tue, 2015-11-17 at 11:58 +0100, Martin Jansa wrote:
> > * be aware that this -march value is available only in gcc-4.9 and
> >   newer:
> >   https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57907
> > 
> 
> Can you clarify why this is an improvement?  The previous patch already
> changed cortex-a15.inc to use -mcpu=cortexa15, which effectively
> implies -march=armv7ve already (and works on all gcc versions) so I'm
> not entirely sure what this second patch really buys you.

Because -mcpu=cortexa15 and -march=armv7a conflict each other, so we
either have to stop putting -march in default CCARGS or at least set
compatible one like this patch does.

-- 
Martin 'JaMa' Jansa     jabber: Martin.Jansa at gmail.com
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