toolchain for powerpc e500v2

[Bryan Hundven]

On Wed, Feb 9, 2011 at 9:58 AM, Titus von Boxberg <titus@v9g.de> wrote:
> Am 09.02.2011 um 18:18 schrieb Yann E. MORIN:
>>> As said above, I'd drop further work for glibc in favor
>>> of a (besides few GNU/BSD incompatibilities) smooth eglibc build, otherwise.
>>
>> There's already a powerpc-e500v2-linux-gnuspe sample that uses eglibc-2.10.
>> Did you try this? Did you try with crosstool-NG 1.10.0?
> Yann, all,
>
> more or less.
> I simply switched to eglibc 2_9 from my glibc config.
> That works immediately besides the GNU/BSD portability issues I reported
> in another mail. Works also means that the compiler issues the right
> FP instructions without command line options.
> Today, I managed to fire up the system relying on this tool chain.
> All basic system programs seem to work.
> Testing software with heavy floating point usage is still on the list.
>
> I noticed that in the sample config you set some configuration options
> for BINUTILS.
> I did not find them when grepping -r through binutils.
> Are they gratuitious or did I miss something?
>
> And (admittedly, with only 10 line long test program) I cannot see that
> -Wa,e500x2 as CFLAGS does something.
> Is this required?

http://sourceware.org/binutils/docs-2.21/as/PowerPC_002dOpts.html#PowerPC_002dOpts

It looks like what you want is:

-Wa,-me500x2

>
> Regards
> Titus
>
>
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>
>

-Bryan

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