how to specify big-endian build for SH3 toolchain?

[Dan Kegel]

Robert P. J. Day wrote:
>>>  note how calling the compiler uses just the typical -m3 and -m[lb]
>>>options, but calling the pre-processor adds in the options contained
>>>in the $DEFINES variable.  is this what might be missing from the
>>>current crosstool build?  (i'm still working my way thru some of the
>>>logic.)
>>
>>Yes and no.  Trying to use a single toolchain for both
>>big and little endian means multilibbing, i.e. storing
>>.o's and .a's and .so's for both big and little endian
>>in the same toolchain, and crosstool doesn't try to do that.
> 
> 
> sorry, that's not what i meant, i guess i worded that badly.  what i
> meant was that the developer might *explicitly* have to add the CPP
> defines to his .dat file for the build -- i wasn't suggesting trying
> to create a toolchain to handle both types of endian-ness.

That's what that wrapper script did, though, didn't it?

Anyway, I think I addressed your defines question in my next post,
namely, that some defines are set in the gcc specs file.

> but i don't think that's the problem, i'm digging through the glibc
> build and i think i might be getting close.

Good luck... but please do use the sh3eb-unknown-linux-gnu target name,
it's important to follow that particular convention, I suspect.

- Dan

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