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RE: [PATCH 2/4] record: set stop_pc in "record goto" command


> -----Original Message-----
> From: Pedro Alves [mailto:palves@redhat.com]
> Sent: Wednesday, July 8, 2015 3:42 PM
> To: Metzger, Markus T
> Cc: gdb-patches@sourceware.org
> Subject: Re: [PATCH 2/4] record: set stop_pc in "record goto" command
> 
> On 07/08/2015 01:54 PM, Markus Metzger wrote:
> 
> > 2015-07-08  Markus Metzger <markus.t.metzger@intel.com>
> >
> > gdb/
> > 	* record-btrace.c (record_btrace_goto_begin,
> record_btrace_goto_end)
> > 	record_btrace_goto): Set stop_pc.  Call reinit_frame_cache.
> > 	* record-full.c (record_full_goto_entry): Set stop_pc.
> >
> > testsuite/
> > 	* gdb.btrace/record_goto-step.exp: New.
> > ---
> >  gdb/record-btrace.c                           |  6 ++++
> >  gdb/record-full.c                             |  1 +
> >  gdb/testsuite/gdb.btrace/record_goto-step.exp | 46
> +++++++++++++++++++++++++++
> >  3 files changed, 53 insertions(+)
> >  create mode 100644 gdb/testsuite/gdb.btrace/record_goto-step.exp
> >
> > diff --git a/gdb/record-btrace.c b/gdb/record-btrace.c
> > index 969e01b..3870400 100644
> > --- a/gdb/record-btrace.c
> > +++ b/gdb/record-btrace.c
> > @@ -2227,6 +2227,8 @@ record_btrace_goto_begin (struct target_ops
> *self)
> >    btrace_insn_begin (&begin, &tp->btrace);
> >    record_btrace_set_replay (tp, &begin);
> >
> > +  reinit_frame_cache ();
> > +  stop_pc = regcache_read_pc (get_current_regcache ());
> 
> I think you should do this within record_btrace_set_replay,
> instead of doing the same in several places.

OK.  I also moved the call to print_stack_frame.


> Also, I don't think you need the reinit_frame_cache call, as the
> registers_changed_ptid calls in
> record_btrace_set_replay/record_btrace_stop_replaying take care of
> it already.

OK.

I'll reorder the patches, commit the approved ones, and send updated versions
of the two you had comments on.  Is that OK with you?

Regards,
Markus.
Intel Deutschland GmbH
Registered Address: Am Campeon 10-12, 85579 Neubiberg, Germany
Tel: +49 89 99 8853-0, www.intel.de
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