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Re: e300c4 powerpc cpu support : Unknown cpu used in --with-cpu=e300c4

From: Gustavo Zacarias <gustavo at zacarias dot com dot ar>
To: Sophie Leray <leray dot sophie at gmail dot com>, crossgcc at sourceware dot org
Date: Tue, 28 Oct 2014 13:47:03 -0300
Subject: Re: e300c4 powerpc cpu support : Unknown cpu used in --with-cpu=e300c4
Authentication-results: sourceware.org; auth=none
References: <CAAF+qta-q54YdnrOVQwZprHgokJivZ0z3FFrEpyLG=xRvKjUgw at mail dot gmail dot com>

On 10/28/2014 11:52 AM, Sophie Leray wrote:

> Hi,
> 
> I have to build a cross toolchain for the MPC837x which is based on
> the e300c4 cpu.
> 
> I have followed the sample exemple to build a cross toolchain for the
> e300c3 cpu, and that works!
> But when I only changed (in Target optimisations) the "Emit assembly
> for CPU"(--with-cpu) and "Tune for CPU"(--with-tune) fields by
> "e300c4", build failed and printed

Hi.
For all intents and purposes the e300c4 is the same as the e300c3, it
just has a bigger L1 cache.
Explicit support for the e300c4 was never added to vanilla gcc, but if
it were it would probably just be an alias for e300c3.
Regards.

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References:
- e300c4 powerpc cpu support : Unknown cpu used in --with-cpu=e300c4
  - From: Sophie Leray

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