[Debian-ppc64-devel] Searching for _ARCH_PPC64

[Jérôme Marant]

Quoting Andreas Jochens <aj at andaco.de>:

> Hello,
>
> On 05-Sep-27 23:15, Jérôme Marant wrote:
> > Could someone tell me where the _ARCH_PPC64 is supposed to be
> > defined, i.e. what defines it? I couldn't manage to find
> > it.
>
> gcc defines __powerpc64__ and __PPC64__ on the ppc64 architecture.
>
> I do not know anything about _ARCH_PPC64. In what kind of context
> do you need that?

The ppc64 patch for Emacs I submitted few months ago breaks the
ppc32 port, I think. So, I'm trying to understand every bit of
the patch which makes use of this symbol for ppc64 detection.

I found this symbol in config/rs6000-c.c in gcc.

--
Jérôme Marant