Re: Cross-compiling Guile 2.0

[Andy Wingo <wingo@pobox.com>]

Hi :)

On Fri 27 May 2011 16:51, ludo@gnu.org (Ludovic Courtès) writes:

> Andy Wingo <wingo@pobox.com> skribas:
>
>> After having read "Using System Type" again in the autoconf manual, I am
>> convinced again that the right thing to do is to add a %target-type
>> fluid or mutable parameter, defaulting to the %host-type.  We select how
>> to compile for the target by making decisions based on %target-type.
>> Since in Guile those decisions don't currently need to be made anywhere
>> except in compile-bytecode.scm and in bytecode->objcode in objcodes.c,
>> this is easy.  In the future when the %target-type could select an
>> entirely different assembler et al, the "where" of the decisions could
>> be moved somewhat; but I think that the mechanism sounds right to me.
>
> Sounds good, but you’d need additional data that maps triplets (well,
> $host_cpu) to low-level info such as endianness and word size, right?

Yes, which caused me a bit of agony on Friday after writing that mail.
Not resolved yet.  Durnit!

Andy
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