From: Tom Tromey <tom@tromey.com>
To: Tom de Vries <tdevries@suse.de>
Cc: Tom Tromey <tom@tromey.com>, gdb-patches@sourceware.org
Subject: Re: [PATCH v2 6/7] [gdb/tui] Handle section holes when forward disassembling
Date: Wed, 23 Sep 2026 09:51:15 -0600 [thread overview]
Message-ID: <87tsnghsp8.fsf@tromey.com> (raw)
In-Reply-To: <255d0dd3-6b7e-4bfc-800a-2aedfecbdcab@suse.de> (Tom de Vries's message of "Mon, 21 Sep 2026 23:29:53 +0200")
>>>>> "Tom" == Tom de Vries <tdevries@suse.de> writes:
>> I'm not sure this is the best test. SEC_ALLOC can be set for data
>> sections as well; e.g. from 'objdump -h' on gdb:
>> 13 .rodata 00dc0acc 0000000001064d80 0000000001064d80
>> 00c64d80 2**7
>> CONTENTS, ALLOC, LOAD, READONLY, DATA
>> Probably you want SEC_CODE or maybe SEC_ALLOC|SEC_CODE, though I
>> don't
>> know if you can ever have code that isn't also 'alloc' (like, what would
>> be the point).
>>
Tom> That was my approach in v1, but it got comments [1], so I'm leaving
Tom> that for now.
I think there's a difference between having the "disassemble" command
accept data addresses and show the disassembly, and the idea that paging
through the code might also show data sections.
In the former case, gdb is doing something the user explicitly asked
for.
In the latter case, though, gdb is probably just showing garbage.
Tom
next prev parent reply other threads:[~2026-09-23 15:52 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-09-09 9:48 [PATCH v2 0/7] [gdb/tui] Some section hole handling fixes Tom de Vries
2026-09-09 9:48 ` [PATCH v2 1/7] [gdb/tui] Improve tui_disassemble comment Tom de Vries
2026-09-09 9:48 ` [PATCH v2 2/7] [gdb/tui] Fix underflow in tui_find_backward_disassembly_start_address Tom de Vries
2026-09-11 18:12 ` Tom Tromey
2026-09-11 18:14 ` Tom Tromey
2026-09-09 9:48 ` [PATCH v2 3/7] [gdb/tui] Improve section handling " Tom de Vries
2026-09-11 18:26 ` Tom Tromey
2026-09-14 7:31 ` Tom de Vries
2026-09-19 16:01 ` Tom de Vries
2026-09-09 9:48 ` [PATCH v2 4/7] [gdb] replace bsearch with std::lower_bound in find_pc_section Tom de Vries
2026-09-11 18:19 ` Tom Tromey
2026-09-14 7:34 ` Tom de Vries
2026-09-09 9:48 ` [PATCH v2 5/7] [gdb] Add prev/next params to find_pc_section Tom de Vries
2026-09-11 18:40 ` Tom Tromey
2026-09-09 9:48 ` [PATCH v2 6/7] [gdb/tui] Handle section holes when forward disassembling Tom de Vries
2026-09-11 18:39 ` Tom Tromey
2026-09-21 21:29 ` Tom de Vries
2026-09-23 15:51 ` Tom Tromey [this message]
2026-09-09 9:48 ` [PATCH v2 7/7] [gdb/tui] Handle section holes when backward disassembling Tom de Vries
2026-09-11 18:48 ` Tom Tromey
2026-09-19 21:45 ` Tom de Vries
2026-09-11 18:52 ` [PATCH v2 0/7] [gdb/tui] Some section hole handling fixes Tom Tromey
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