Add libffi support for powerpc64 FreeBSD

[Andreas Tobler <andreast-list at fgznet dot ch>]

Hi Anthony,

I changed the subject and try a third time.

Would you accept this patch for libffi?
The target is meanwhile available from the FreeBSD svn repo.

Thanks,
Andreas

On 24.06.10 23:29, Andreas Tobler wrote:
> Hi AG,
>
> would you mind giving the ok for this patch?
>
> TIA&  Regards,
> Andreas
>
> -------- Original Message --------
> Subject: [patch] Add support for FreeBSD powerpc64
> Date: Thu, 03 Jun 2010 22:15:27 +0200
> From: Andreas Tobler<andreast-list@fgznet.ch>
> To: GCC Patches<gcc-patches@gcc.gnu.org>,        Java Patches
> <java-patches@gcc.gnu.org>, libffi-discuss@sourceware.org
>
> Hi all,
>
> the attached patch adds support for a target which is not yet officially
> released.
>
> The motivation of this early feed comes from history. We still have a
> lot of libffi users (packages) which use an intermediate libffi version
> where the powerpc-freebsd support was not complete. This leads to the
> fact that we have to patch all these packages with the right fix. Doing
> the support right from the beginning, hopefully avoids this situation.
>
> This target, powerpc64-*-freebsd* does follow the same ABI as powerpc64
> linux except that the long doubles are 8 byte instead of 16.
>
> The patch itself is minimal. The only question I have from my side is
> this one, in the configure.ac/configure I find an occurence of
> powerpc*-*-rtems* this could be expanded to a powerpc64-*rtems* target.
> Does something like that exists? If so, does this target really support
> libffi?
> The question is because of the dg-options in the test cases. If yes,
> then I have to rework the options I modified in the attached patch.
>
> If there is not such target, is this patch ok for gcc-trunk/libffi-trunk?
>
> Thanks,
> Andreas
>
> Native configuration is powerpc64-unknown-freebsd9.0
>
> 		=== libffi tests ===
>
> Schedule of variations:
>        unix
>
> Running target unix
> Using /usr/local/share/dejagnu/baseboards/unix.exp as board description
> file for target.
> Using /usr/local/share/dejagnu/config/unix.exp as generic interface file
> for target.
> Using /home/andreast/libffi-3.0.9/testsuite/config/default.exp as
> tool-and-target-specific interface file.
> Running /home/andreast/libffi-3.0.9/testsuite/libffi.call/call.exp ...
> Running /home/andreast/libffi-3.0.9/testsuite/libffi.special/special.exp ...
>
> 		=== libffi Summary ===
>
> # of expected passes		1624
> # of expected failures		10
> # of unsupported tests		15
>
>
> 2010-06-03  Andreas Tobler<andreast@fgznet.ch>
>
> 	* configure.ac: Add target powerpc64-*-freebsd*.
> 	* configure: Regenerate.
> 	* testsuite/libffi.call/cls_align_longdouble_split.c: Pass
> 	-mlong-double-128 only to linux targets.
> 	* testsuite/libffi.call/cls_align_longdouble_split2.c: Likewise.
> 	* testsuite/libffi.call/cls_longdouble.c: Likewise.
> 	* testsuite/libffi.call/huge_struct.c:

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