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Re: [hppa-hpux] Signal frame unwinding support for hppa64-hp-hpux11.11
- From: Mark Kettenis <mark dot kettenis at xs4all dot nl>
- To: randolph at tausq dot org
- Cc: gdb-patches at sources dot redhat dot com
- Date: Thu, 17 Nov 2005 10:56:33 +0100 (CET)
- Subject: Re: [hppa-hpux] Signal frame unwinding support for hppa64-hp-hpux11.11
- References: <437C0B76.7010109@tausq.org>
> Date: Thu, 17 Nov 2005 12:47:50 +0800
> From: Randolph Chung <randolph@tausq.org>
>
> The attached patch adds support for signal frame unwinding under
> hppa64-hp-hpux11.11, and fixes a bug with signal frame unwinding under
> hppa2.0w-hp-hpux11.11. I will commit this in a day or no if there are no
> comments.
>
> 2005-11-15 Randolph Chung <tausq@debian.org>
>
> * hppa-hpux-tdep.c (hppa_hpux_sigtramp_frame_unwind_cache): Ensure "off"
> is large enough to hold 64-bit offset. Set proper signal context offset
> for 64-bit programs. Set pc properly for signal frames.
Please reformat the ChangeLog entry before you commit; the lines are too long!
> Index: hppa-hpux-tdep.c
> ===================================================================
> RCS file: /cvs/src/src/gdb/hppa-hpux-tdep.c,v
> retrieving revision 1.43
> diff -u -p -r1.43 hppa-hpux-tdep.c
> --- hppa-hpux-tdep.c 29 Oct 2005 21:31:45 -0000 1.43
> +++ hppa-hpux-tdep.c 15 Nov 2005 15:40:07 -0000
> @@ -1188,7 +1192,7 @@ hppa_hpux_sigtramp_frame_unwind_cache (s
> else
> {
> /* Wide registers. */
> - off = scptr + offsetof (save_state_t, ss_wide) + 8;
> + off = scptr + offsetof (save_state_t, ss_wide.ss_64) + 8;
> incr = 8;
> szoff = (tdep->bytes_per_address == 4 ? 4 : 0);
> }
> @@ -1203,11 +1207,15 @@ hppa_hpux_sigtramp_frame_unwind_cache (s
Hmm, why is this chunk needed? AFAICT it shouldn't make a difference
and I have a preference for using a plain ss_wide).
Mark