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Date: Wed, 08 Dec 2004 22:20:00 -0000
Message-Id: <200412082001.iB8K1FYj008573@elgar.sibelius.xs4all.nl>
From: Mark Kettenis <kettenis@gnu.org>
To: randolph@tausq.org
CC: brobecker@adacore.com, gdb-patches@sources.redhat.com
In-reply-to: <20041208061238.GL6359@tausq.org> (message from Randolph Chung on
	Tue, 7 Dec 2004 22:12:39 -0800)
Subject: Re: [RFC/RFA/hppa] unwind pc in bottom frame using correct register
References: <20041204042049.GR16491@adacore.com> <20041204053132.GR6359@tausq.org> <20041204075101.GS16491@adacore.com> <20041204084624.GS6359@tausq.org> <200412041126.iB4BQsd8000662@elgar.sibelius.xs4all.nl> <20041208032725.GI6359@tausq.org> <20041208061238.GL6359@tausq.org>
X-SW-Source: 2004-12/txt/msg00243.txt.bz2

   Date: Tue, 7 Dec 2004 22:12:39 -0800
   From: Randolph Chung <randolph@tausq.org>

   > hrm, something is broken. on hppa64-hp-hpux11.11 this is causing a lot
   > of unwinding failures. the hpux unwind_pc method is getting flags that
   > have the magic "2" bit set, so it gets the pc from 31 instead of the
   > pcoqh register.

Duh!  Sorry 'bout that.  The `ss_flags' field is declared as an `int'
so I thought it was 4 bytes everywhere.

   figured it out.. we were only clearing the first half of the register on
   64-bit... i committed the following patch to fix the problem.

Thanks,

Mark