[sr-dev] build fail on ARM

[kasip at elektromaniak.wz.cz]

At 05.05.2011 v 21:25:56, Andrei Pelinescu-Onciul <andrei at iptel.org> wrote:
> On May 04, 2011 at 22:19, kasip at elektromaniak.wz.cz
> <kasip at elektromaniak.wz.cz> wrote:
> > Hi!
> > 
> > I tried to compile kamailio on ARM A9  (omap4430) natively and failed
with
> > these errors
> 
> Could you please send more info?
> uname -m
> uname -a
> gcc --version
> gcc -dM -E -x c  /dev/null
> 
> and the generated config.mak (after make cfg).

I am not sure whether your list eats attachments or not, so I decided to
re-post, hoping someone confirms receiving it.

All requested info is targzipped at
(http://) elektromaniak.wz.cz / info.tar.gz

I hope the config.mak is configured.. it should be.

Thanks for such quick reply
MMlosh

> The problem are the atomic_get_and_set_* instructions which use swp
>  (not supported on ARMv7+). However they are easy to replace with 
>  a ldrex/strex (one need only to replace the ATOMIC_XCHG_DECL macro
>  in atomic_arm with a modified version of the ATOMIC_CMPXCHG_DECL
>  macro).
> To enable proper SMP support we need also to define some memory
> barriers.
> 
> However since I don't have access to an ARMv7+, I need the above info
> from your machine so that I can modify the Maekfiles to properly detect
> a ARMv7.
> 
> Thanks,
> Andrei
> 
> > CC (gcc) [kamailio]             atomic_ops.o
> > ./tmp/ccm1k5em.s: Assembler messages:
> > /tmp/ccm1k5em.s:35: Error: selected processor does not support Thumb
mode
> `swp
> > r4,r8,[r6]'
> > /tmp/ccm1k5em.s:46: Error: selected processor does not support Thumb
mode
> `swp
> > r4,r8,[r6]'
> > /tmp/ccm1k5em.s:191: Error: selected processor does not support Thumb
mode
> `swp
> > r4,r9,[r7]'
> > /tmp/ccm1k5em.s:204: Error: selected processor does not support Thumb
mode
> `swp
> > r4,r9,[r7]'
> > make: *** [atomic_ops.o] Error 1
> > 
> > Thanks for reply.
> > MMlosh
> >