[cfe-dev] ARM assembler regression?

İsmail Dönmez ismail at donmez.ws
Thu Nov 6 10:14:46 PST 2014


Hi,

On Thu, Nov 6, 2014 at 8:12 PM, Renato Golin <renato.golin at linaro.org>
wrote:

> On 6 November 2014 18:08, İsmail Dönmez <ismail at donmez.ws> wrote:
> > While cross-compiling to ARMv7 on Linux x86-64 I get
> >
> > ../projects/libcxxabi/src/Unwind/UnwindRegistersSave.S:375:15: error:
> > register expected
> >   vstmia r0, {d16-d31}
> >                     ^
>
> Hi Ismail,
>
> I doubt this is an assmbler regression, since we have it working natively:
>
> http://lab.llvm.org:8011/builders/libcxx-libcxxabi-arm-linux
>
> Could it be an FPU choice? like -mfpu=vfpv3-d16?
>

Hmm indeed but this used to work fine? Any other sane options for mfpu?
Especially for machines without a Neon unit (Marvell seems to have those).

Regards,
ismail
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