From: Jan Kratochvil <jan.kratochvil@redhat.com>
To: Pedro Alves <palves@redhat.com>
Cc: Markus Metzger <markus.t.metzger@intel.com>, gdb-patches@sourceware.org
Subject: Re: [patch v8 05/24] frame: artificial frame id's
Date: Thu, 12 Dec 2013 19:55:00 -0000 [thread overview]
Message-ID: <20131212195531.GA6092@host2.jankratochvil.net> (raw)
In-Reply-To: <52AA10DD.2020506@redhat.com>
On Thu, 12 Dec 2013 20:39:09 +0100, Pedro Alves wrote:
> To be more precise, the frames do have a stack, but it's <unavailable>.
> I.e., it existed, but we didn't capture it, so we can't retrieve it.
> I presume "p $sp" etc. will show <unavailable>, right?
Right.
> > To prepare for this, support frame_id's without a stack component.
>
> So special_addr will be a made up number, right? Will each such
> frame have its own special_addr ?
Yes.
> Looks like frame_ id_eq (null_frame_id, null_frame_id) now
> returns true, while it returns false before. If you discussed
> all this and came to the conclusion it's OK, please document
> it in the commit log. In any case (I'm not sure offhand if
> that's OK), the NaN comment above is no longer correct,
> and neither is this one:
That was not needed / intentional so it would be better to keep the original
behavior.
Thanks,
Jan
next prev parent reply other threads:[~2013-12-12 19:55 UTC|newest]
Thread overview: 73+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-12 9:15 [patch v8 00/24] record-btrace: reverse Markus Metzger
2013-12-12 9:15 ` [patch v8 03/24] gdbarch: add instruction predicate methods Markus Metzger
2013-12-12 9:15 ` [patch v8 14/24] record-btrace: supply register target methods Markus Metzger
2013-12-12 9:15 ` [patch v8 16/24] record-btrace, frame: supply target-specific unwinder Markus Metzger
2013-12-12 9:15 ` [patch v8 01/24] btrace, linux: fix memory leak when reading branch trace Markus Metzger
2013-12-12 9:16 ` [patch v8 19/24] record-btrace: provide target_find_new_threads method Markus Metzger
2013-12-12 9:16 ` [patch v8 24/24] record-btrace: add (reverse-)stepping support Markus Metzger
2013-12-12 16:36 ` Eli Zaretskii
2013-12-13 19:22 ` Pedro Alves
2013-12-16 15:56 ` Metzger, Markus T
2013-12-16 20:30 ` Pedro Alves
2013-12-17 14:14 ` Metzger, Markus T
2013-12-17 15:07 ` Metzger, Markus T
2013-12-17 15:48 ` Metzger, Markus T
2013-12-17 20:41 ` Pedro Alves
2013-12-17 20:34 ` Pedro Alves
2013-12-17 20:07 ` Pedro Alves
2013-12-18 9:44 ` Metzger, Markus T
2013-12-12 9:16 ` [patch v8 02/24] btrace: uppercase btrace_read_type Markus Metzger
2013-12-12 9:16 ` [patch v8 06/24] btrace: change branch trace data structure Markus Metzger
2013-12-12 9:16 ` [patch v8 12/24] btrace: add replay position to btrace thread info Markus Metzger
2013-12-12 9:16 ` [patch v8 09/24] btrace: increase buffer size Markus Metzger
2013-12-12 9:16 ` [patch v8 20/24] record-btrace: add record goto target methods Markus Metzger
2013-12-12 9:16 ` [patch v8 21/24] record-btrace: extend unwinder Markus Metzger
2013-12-13 19:45 ` Pedro Alves
2013-12-16 12:42 ` Metzger, Markus T
2013-12-16 19:22 ` Pedro Alves
2013-12-17 12:56 ` Metzger, Markus T
2013-12-12 9:16 ` [patch v8 05/24] frame: artificial frame id's Markus Metzger
2013-12-12 19:39 ` Pedro Alves
2013-12-12 19:55 ` Jan Kratochvil [this message]
2013-12-13 8:04 ` Metzger, Markus T
2013-12-13 11:27 ` Jan Kratochvil
2013-12-13 11:42 ` Metzger, Markus T
2013-12-13 12:09 ` Pedro Alves
2013-12-13 13:01 ` Metzger, Markus T
2013-12-13 15:44 ` Pedro Alves
2013-12-13 17:51 ` Pedro Alves
2013-12-18 13:30 ` Metzger, Markus T
2013-12-12 9:16 ` [patch v8 23/24] record-btrace: show trace from enable location Markus Metzger
2013-12-13 19:50 ` Pedro Alves
2013-12-16 12:57 ` Metzger, Markus T
2013-12-16 19:41 ` Pedro Alves
2013-12-17 13:20 ` Metzger, Markus T
2013-12-17 16:59 ` Pedro Alves
2013-12-12 9:16 ` [patch v8 11/24] record-btrace: make ranges include begin and end Markus Metzger
2013-12-13 17:56 ` Pedro Alves
2013-12-12 9:16 ` [patch v8 17/24] record-btrace: provide xfer_partial target method Markus Metzger
2013-12-13 18:43 ` Pedro Alves
2013-12-16 10:53 ` Metzger, Markus T
2013-12-16 19:16 ` Pedro Alves
2013-12-17 11:58 ` Metzger, Markus T
2013-12-17 16:56 ` Pedro Alves
2013-12-18 9:26 ` Metzger, Markus T
2013-12-18 10:39 ` Pedro Alves
2013-12-12 9:16 ` [patch v8 15/24] frame, backtrace: allow targets to supply a frame unwinder Markus Metzger
2013-12-13 18:27 ` Pedro Alves
2013-12-16 9:18 ` Metzger, Markus T
2013-12-16 19:02 ` Pedro Alves
2013-12-17 8:26 ` Metzger, Markus T
2013-12-17 9:48 ` Pedro Alves
2013-12-12 9:16 ` [patch v8 13/24] target: add ops parameter to to_prepare_to_store method Markus Metzger
2013-12-12 9:16 ` [patch v8 10/24] record-btrace: optionally indent function call history Markus Metzger
2013-12-12 9:16 ` [patch v8 22/24] btrace, gdbserver: read branch trace incrementally Markus Metzger
2013-12-13 19:46 ` Pedro Alves
2013-12-16 12:47 ` Metzger, Markus T
2013-12-16 19:23 ` Pedro Alves
2013-12-12 9:16 ` [patch v8 04/24] frame: add frame_is_tailcall function Markus Metzger
2013-12-12 9:16 ` [patch v8 18/24] record-btrace: add to_wait and to_resume target methods Markus Metzger
2013-12-12 9:16 ` [patch v8 07/24] record-btrace: fix insn range in function call history Markus Metzger
2013-12-12 9:16 ` [patch v8 08/24] record-btrace: start counting at one Markus Metzger
2013-12-12 14:07 ` [patch v8 00/24] record-btrace: reverse Jan Kratochvil
2013-12-12 14:19 ` Metzger, Markus T
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