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320fdefef1
Add a before_plugin_all_symbols_read hook to load symbol references from
DT_NEEDED entries, included from --copy-dt-needed-entries, before reading
plugin symbols to properly resolve plugin symbol references.
bfd/
PR ld/28849
* elf-bfd.h (elf_link_hash_table): Add handling_dt_needed.
* elflink.c (_bfd_elf_merge_symbol): Don't set non_ir_ref_dynamic
before plugin 'all symbols read' hook is called.
ld/
PR ld/28849
* ldelf.c (ldelf_handle_dt_needed): New function.
(ldelf_before_plugin_all_symbols_read): Likewise.
(ldelf_after_open): Call ldelf_handle_dt_needed.
* ldelf.h (ldelf_before_plugin_all_symbols_read): New.
* ldemul.c (ldemul_before_plugin_all_symbols_read): Likewise.
* ldemul.h (ldemul_before_plugin_all_symbols_read): Likewise.
(ld_emulation_xfer_struct): Add before_plugin_all_symbols_read.
* ldlang.c (lang_process): Call
ldemul_before_plugin_all_symbols_read before calling
plugin_call_all_symbols_read.
* emultempl/elf.em
(gld${EMULATION_NAME}_before_plugin_all_symbols_read): New.
(LDEMUL_BEFORE_PLUGIN_ALL_SYMBOLS_READ): New.
* emultempl/emulation.em (ld_${EMULATION_NAME}_emulation):
Initialize the before_plugin_all_symbols_read field.
* testsuite/ld-plugin/lto.exp: Run PR ld/28849 tests.
* testsuite/ld-plugin/pr28849.d: New file.
* testsuite/ld-plugin/pr28849a.c: Likewise.
* testsuite/ld-plugin/pr28849b.c: Likewise.
37 lines
1.6 KiB
C
37 lines
1.6 KiB
C
/* ELF emulation code for targets using elf.em.
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Copyright (C) 1991-2022 Free Software Foundation, Inc.
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This file is part of the GNU Binutils.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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extern const char *ldelf_emit_note_gnu_build_id;
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extern void ldelf_after_parse (void);
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extern bool ldelf_load_symbols (lang_input_statement_type *);
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extern void ldelf_before_plugin_all_symbols_read (int, int, int, int,
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int, const char *);
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extern void ldelf_after_open (int, int, int, int, int, const char *);
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extern bool ldelf_setup_build_id (bfd *);
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extern void ldelf_append_to_separated_string (char **, char *);
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extern void ldelf_before_allocation (char *, char *, const char *);
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extern bool ldelf_open_dynamic_archive
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(const char *, search_dirs_type *, lang_input_statement_type *);
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extern lang_output_section_statement_type *ldelf_place_orphan
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(asection *, const char *, int);
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extern void ldelf_before_place_orphans (void);
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extern void ldelf_set_output_arch (void);
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