[patch] unwind support for gdb/ia64
Michael Snyder
msnyder@redhat.com
Tue Aug 27 14:00:00 GMT 2002
David Mosberger wrote:
>
> Michael> David Mosberger wrote:
> >> I'd like to submit the attached patch for inclusion in the gdb
> >> source tree. It adds support for determining the frame chain
> >> based on unwind information (which is supplied by the libunwind
> >> library). The patch is relative to today's CVS tree (July 10th)
> >> and should be safe for all platforms:
> >>
> >> - it adds only one new function to blockframe.c
> >> (generic_dummy_frame_chain()) - it adds one new file
> >> (unwind-common.h) - all other non-trivial changes are contained
> >> in ia64-tdep.c; even for the ia64 case, the patch has no effect
> >> _unless_ the libunwind header file and library are installed on
> >> the build machine
> >>
> >> For the sake of completeness, I'd like to point out that
> >> libunwind is built in a fashion that support gdb-style
> >> multi-arch'ing, so there are no issues in building a cross-gdb or
> >> a gdb that supports multiple targets that use libunwind (though
> >> at the moment, there is only an ia64 version of libunwind;
> >> hopefully that will change over time).
> >>
> >> Thanks,
> >>
> >> --david
>
> Michael> I don't see any replies to this patch.
>
> Ditto here.
>
> Michael> Has it been resolved?
>
> No, unfortunately.
>
> I'd really like to see libunwind support in gcc, so I'd welcome any
> help in making this happen.
Well, I can't review the ia64 parts, but the rest of it is fine.
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