Re: [PATCH] ARM: Use different linker path for hardfloat ABI

[Michael Hope <michael dot hope at linaro dot org>]

2012/4/4 Paulo César Pereira de Andrade
<paulo.cesar.pereira.de.andrade@gmail.com>:
> Em 3 de abril de 2012 20:48, Michael Hope <michael.hope@linaro.org> escreveu:

<snip>

>> Yip, as is Ubuntu Precise, Debian unstable, and a skew of Gentoo.
>> None have been released yet. ?Here's my understanding:
>>
>> Fedora 17:
>> ?* ARM is a secondary architecture
>> ?* Alpha 1 release is out
>> ?* Has both a ARMv5 soft float and ARMv7 hard float build
>>
>> Ubuntu Precise:
>> ?* ARM is a primary architecture
>> ?* Beta 2 is out
>> ?* ARMv7 hard float by default with ARMv7 softfp being community supported
>>
>> Debian:
>> ?* ARM is a primary architecture
>> ?* Has a ARMv4T soft float and in-development ARMv7 hard float
>>
>> openSUSE:
>> ?* Kicked off at a hackfest in September 2011
>> ?* Have a ARMv5T soft float and ARMv7 hard float build
>>
>> Gentoo:
>> ?* I'm unsure (help?)
>> ?* The Gentoo manual suggests ARMv7 softfp is the default
>
> ?I did two ports of Mandriva to armv7. One of my choice to use softfp,
> and another hardfp port to be compatible with other distros. But other
> than a previous armv5 port, there is not much else of Mandriva arm,
> so, it would be "good to have" to be able to run binaries for either
> without resorting to a chroot, and only testing purposes.
>
> ?Bumping major or calling it ld-linux-foo.so.3 is out of question?

I suspect /lib/ld-linux-$foo.so.3 would be fine.  There's two
questions here though: can the hard float loader have a different path
and, if so, what should it be?  We're still working on the first part.

-- Michael