[PATCH] Support backtrace () on IA-64, make it work even with -fomit-frame-pointer on AMD64

[Andreas Schwab]

Jakub Jelinek <jakub@redhat.com> writes:

> On Thu, Oct 09, 2003 at 04:04:42PM +0200, Andreas Schwab wrote:
>> Jakub Jelinek <jakub@redhat.com> writes:
>> 
>> > On Thu, Oct 09, 2003 at 02:47:53PM +0200, Andreas Schwab wrote:
>> >> Jakub Jelinek <jakub@redhat.com> writes:
>> >> 
>> >> > Sorry, I only compiled it outside of glibc and there it worked.
>> >> > Here is a better patch (built on amd64, passed make check, checked output
>> >> > of a few sample proglets):
>> >> 
>> >> Doesn't seem to work on ia64, though.
>> >
>> > Works for me just fine (gcc-3_3-rhl-branch libgcc_s.so.1),
>> > with various CFLAGS used for backtrace-tst (-O2, -O0, with or without
>> > -Wl,--export-dynamic, etc.).
>> > What kind of libgcc you're using?
>> 
>> Just the one that comes with gcc 3.3.1.
>
> Diffing gcc-3_3{,-rhl}-branch, I think just
> 2003-05-16  Jakub Jelinek  <jakub@redhat.com>
>
>         * config/ia64/unwind-ia64.c (uw_update_reg_address): Handle
>         .save XX, r0.
> might be the difference which matters.

Thanks, that did it.

Andreas.

-- 
Andreas Schwab, SuSE Labs, schwab@suse.de
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