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From: Tom Tromey <tom@tromey.com>
To: Tom de Vries <tdevries@suse.de>
Cc: gdb-patches@sourceware.org
Subject: Re: [PATCH v2 04/13] [gdb/symtab] Factor out m_deferred_entries usage
Date: Tue, 12 Dec 2023 11:39:48 -0700	[thread overview]
Message-ID: <87il53cljf.fsf@tromey.com> (raw)
In-Reply-To: <20231212173239.16793-5-tdevries@suse.de> (Tom de Vries's message of "Tue, 12 Dec 2023 18:32:30 +0100")

>>>>> "Tom" == Tom de Vries <tdevries@suse.de> writes:

Tom> Factor out usage of cooked_indexer::m_deferred_entries in new member
Tom> functions defer_entry, handle_deferred_entries and resolve_deferred_entry.

I don't mind this, but when reading through the whole series, it seems
like the code has to now iterate over a lot of the entries trying to fix
up the parentage later.

I wonder then about just sticking this info directly into the
cooked_index_entry object, and then doing fixups directly on these in
the shard.

That is, instead of keeping separate "deferred" entries, just making
ordinary entries.  cooked_index_entry::parent_entry could be a union
holding either the parent (if known) or a CORE_ADDR; and then there
could be a new flag in cooked_index_flag_enum indicating which one is in
use.

Then I think parent_map::deferrred also would not be needed.

I'm still kind of mid-reading so my apologies if this doesn't really
make sense.

Tom

  reply	other threads:[~2023-12-12 18:39 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-12 17:32 [PATCH v2 00/13] [gdb/symtab, cc-with-dwz] Fix gdb.cp/breakpoint-locs.exp Tom de Vries
2023-12-12 17:32 ` [PATCH v2 01/13] [gdb/symtab] Refactor condition in scan_attributes Tom de Vries
2023-12-12 18:28   ` Tom Tromey
2023-12-12 17:32 ` [PATCH v2 02/13] [gdb/symtab] Factor out m_die_range_map usage Tom de Vries
2023-12-12 18:31   ` Tom Tromey
2023-12-12 17:32 ` [PATCH v2 03/13] [gdb/symtab] Handle nullptr parent in parent_map::set_parent Tom de Vries
2023-12-12 18:34   ` Tom Tromey
2023-12-13  8:25     ` Tom de Vries
2023-12-13 20:11       ` Tom Tromey
2023-12-12 17:32 ` [PATCH v2 04/13] [gdb/symtab] Factor out m_deferred_entries usage Tom de Vries
2023-12-12 18:39   ` Tom Tromey [this message]
2023-12-13  8:46     ` Tom de Vries
2023-12-13 20:16       ` Tom Tromey
2023-12-12 17:32 ` [PATCH v2 05/13] [gdb/symtab] Resolve deferred entries, inter-shard case Tom de Vries
2023-12-12 19:27   ` Tom Tromey
2023-12-13 10:35     ` Tom de Vries
2023-12-13 20:19       ` Tom Tromey
2023-12-12 17:32 ` [PATCH v2 06/13] [gdb/testsuite] Add gdb.dwarf2/forward-spec-inter-cu.exp Tom de Vries
2023-12-12 19:28   ` Tom Tromey
2023-12-12 17:32 ` [PATCH v2 07/13] [gdb/testsuite] Add gdb.dwarf2/backward-spec-inter-cu.exp Tom de Vries
2023-12-12 19:29   ` Tom Tromey
2023-12-12 17:32 ` [PATCH v2 08/13] [gdb/symtab] Keep track of processed DIEs in shard Tom de Vries
2023-12-12 17:32 ` [PATCH v2 09/13] [gdb/symtab] Resolve deferred entries, intra-shard case Tom de Vries
2023-12-12 17:32 ` [PATCH v2 10/13] [gdb/symtab] Don't defer backward refs, inter-cu " Tom de Vries
2023-12-12 17:32 ` [PATCH v2 11/13] [gdb/symtab] Recurse into c++ DW_TAG_subprogram DIEs for cooked index Tom de Vries
2023-12-12 17:32 ` [PATCH v2 12/13] [gdb/symtab] Keep track of all parents " Tom de Vries
2023-12-12 17:32 ` [PATCH v2 13/13] [gdb/symtab] Fix DW_TAG_inlined_subroutine entries in the " Tom de Vries
2023-12-12 19:05 ` [PATCH v2 00/13] [gdb/symtab, cc-with-dwz] Fix gdb.cp/breakpoint-locs.exp Tom Tromey
2023-12-13  9:58   ` Tom de Vries
2023-12-13 20:14     ` Tom Tromey

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