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Re: [PATCH] Fix hppa_linux_sigtramp_frame_unwind_cache
- From: "John David Anglin" <dave at hiauly1 dot hia dot nrc dot ca>
- To: dave at hiauly1 dot hia dot nrc dot ca (John David Anglin)
- Cc: randolph at tausq dot org, gdb-patches at sourceware dot org
- Date: Sun, 14 Sep 2008 22:23:10 -0400 (EDT)
- Subject: Re: [PATCH] Fix hppa_linux_sigtramp_frame_unwind_cache
> No, you are correct. The long long field will be aligned at an 8-byte
> boundary. I will keep the pad.
Committed the following after retesting.
Dave
--
J. David Anglin dave.anglin@nrc-cnrc.gc.ca
National Research Council of Canada (613) 990-0752 (FAX: 952-6602)
2008-09-14 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
* hppa-linux-tdep.c (hppa_linux_sigtramp_frame_unwind_cache): Record
HPPA_IPSW_REGNUM and HPPA_SAR_REGNUM values.
Index: hppa-linux-tdep.c
===================================================================
RCS file: /cvs/src/src/gdb/hppa-linux-tdep.c,v
retrieving revision 1.32
diff -u -3 -p -r1.32 hppa-linux-tdep.c
--- hppa-linux-tdep.c 14 Sep 2008 14:08:42 -0000 1.32
+++ hppa-linux-tdep.c 15 Sep 2008 00:50:52 -0000
@@ -227,7 +227,8 @@ hppa_linux_sigtramp_frame_unwind_cache (
/* Skip sc_flags. */
scptr += 4;
- /* GR[0] is the psw, we don't restore that. */
+ /* GR[0] is the psw. */
+ info->saved_regs[HPPA_IPSW_REGNUM].addr = scptr;
scptr += 4;
/* General registers. */
@@ -237,7 +238,7 @@ hppa_linux_sigtramp_frame_unwind_cache (
scptr += 4;
}
- /* Pad. */
+ /* Pad to long long boundary. */
scptr += 4;
/* FP regs; FP0-3 are not restored. */
@@ -262,6 +263,8 @@ hppa_linux_sigtramp_frame_unwind_cache (
info->saved_regs[HPPA_PCOQ_TAIL_REGNUM].addr = scptr;
scptr += 4;
+ info->saved_regs[HPPA_SAR_REGNUM].addr = scptr;
+
info->base = get_frame_register_unsigned (this_frame, HPPA_SP_REGNUM);
return info;