From: Simon Marchi <simon.marchi@polymtl.ca>
To: Andreas Arnez <arnez@linux.vnet.ibm.com>
Cc: Yao Qi <qiyaoltc@gmail.com>, gdb-patches@sourceware.org
Subject: Re: [PATCH 4/9] Remove addr_size field from struct piece_closure
Date: Tue, 18 Apr 2017 18:49:00 -0000 [thread overview]
Message-ID: <6fb430376b088892e4591976372a55d5@polymtl.ca> (raw)
In-Reply-To: <m37f2hpr17.fsf@oc1027705133.ibm.com>
On 2017-04-18 13:24, Andreas Arnez wrote:
>> Since you are planning on making a v2, I think it's better if you
>> check it
>> in right now to get it out of the way (it could be obvious anyway).
>
> I would, but it depends on the patch before -- "[PATCH 3/9] PR
> gdb/21226: Take DWARF stack value pieces from LSB end".
>
> (Maybe it wasn't clear, but the current code for handling DWARF stack
> values is slightly more broken than just not taking them from the
> correct end. It also uses the relic "addr_size" instead of the actual
> DWARF stack value size to determine whether the piece is contained in
> its underlying object. And if it's *partially* contained, like taking
> a
> 1MB piece from a 64-bit stack value, the current code accesses invalid
> memory anyway.)
Ah yes indeed, my bad.
next prev parent reply other threads:[~2017-04-18 18:49 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-07 17:39 [PATCH 0/9] Various DWARF piece fixes Andreas Arnez
2017-04-07 17:39 ` [PATCH 1/9] Add test for modifiable DWARF locations Andreas Arnez
2017-04-13 4:00 ` Simon Marchi
2017-04-13 10:52 ` Andreas Arnez
2017-04-13 8:36 ` Yao Qi
2017-04-13 11:46 ` Andreas Arnez
2017-04-07 17:40 ` [PATCH 2/9] Fix size capping in write_pieced_value Andreas Arnez
2017-04-13 8:18 ` Yao Qi
2017-04-13 16:35 ` Andreas Arnez
2017-04-19 9:15 ` Yao Qi
2017-04-19 14:36 ` Andreas Arnez
2017-04-19 15:00 ` Yao Qi
2017-04-07 17:41 ` [PATCH 4/9] Remove addr_size field from struct piece_closure Andreas Arnez
2017-04-13 9:10 ` Yao Qi
2017-04-14 3:39 ` Simon Marchi
2017-04-18 17:25 ` Andreas Arnez
2017-04-18 18:49 ` Simon Marchi [this message]
2017-04-07 17:41 ` [PATCH 3/9] PR gdb/21226: Take DWARF stack value pieces from LSB end Andreas Arnez
2017-04-14 3:36 ` Simon Marchi
2017-04-18 16:32 ` Andreas Arnez
2017-04-18 16:43 ` Simon Marchi
2017-04-07 17:42 ` [PATCH 5/9] Fix issues in write_pieced_value when targeting bit-fields Andreas Arnez
2017-04-14 5:18 ` Simon Marchi
2017-04-27 17:54 ` Andreas Arnez
2017-05-03 13:59 ` Simon Marchi
2017-04-07 17:43 ` [PATCH 7/9] Improve logic for buffer allocation in read/write_pieced_value Andreas Arnez
2017-04-14 14:51 ` Simon Marchi
2017-04-07 17:43 ` [PATCH 6/9] Fix handling of DWARF register pieces on big-endian targets Andreas Arnez
2017-04-14 14:11 ` Simon Marchi
2017-04-19 18:03 ` Andreas Arnez
2017-04-07 17:44 ` [PATCH 8/9] Respect piece offset for DW_OP_bit_piece Andreas Arnez
2017-04-14 15:07 ` Simon Marchi
2017-04-07 17:45 ` [PATCH 9/9] Remove unnecessary copies of variables in read/write_pieced_value Andreas Arnez
2017-04-14 15:21 ` Simon Marchi
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