GCC 8 PowerPC Argument Changes

Gedare Bloom gedare at rtems.org
Tue Feb 13 20:44:59 UTC 2018


https://lists.rtems.org/pipermail/devel/2017-May/017824.html

On Sun, Feb 11, 2018 at 1:24 PM,  <dufault at hda.com> wrote:
> I should be following the status of the SPE support but haven’t, it’s an
> important platform for one of my clients.  A little googling doesn’t make it
> clear how well the support is moving in to GCC 8, I only found again that it
> would be a new target.  Hopefully someone following GCC on the list has been
> paying attention to this and knows whether or not it’s really being
> supported.
>
>
> On Feb 11, 2018, at 12:08 , Joel Sherrill <joel at rtems.org> wrote:
>
>
>
> On Feb 11, 2018 11:29 AM, "Peter Dufault" <dufault at hda.com> wrote:
>
> What’s the context where -mno-spe is used?  The last time I followed this
> the SPE support in the powerpc target was to be discontinued and a
> powerpcspe target was to be introduced.
>
>
> It is in one of the PowerPC BSP family variants.
>
> I don't know the state of SPE support in GCC but guess I need to ask.
>
> I suppose we just move the arguments to match GCC 8 when the RSB bumps to
> that.
>
>
> On Feb 9, 2018, at 16:17 , Joel Sherrill <joel at rtems.org> wrote:
>
> Hi
>
> I am using GCC 8 to test my bsp_specs changes. On the
> powerpc -mno-spe is gone.
>
> I don't know of a case where we have a BSP that checks
> if GCC supports an argument or not. I think we have just
> changed the custom file when we upgraded GCC.
>
> Any thoughts on the correct argument or better approach
> than just to change the custom file when we bump GCC?
>
> Thanks.
>
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> Peter
> -----------------
> Peter Dufault
> HD Associates, Inc.      Software and System Engineering
>
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>
> Peter
> -----------------
> Peter Dufault
> HD Associates, Inc.      Software and System Engineering
>
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