# This shell script emits a C file. -*- C -*-
-# Copyright (C) 2002-2017 Free Software Foundation, Inc.
+# Copyright (C) 2002-2020 Free Software Foundation, Inc.
#
# This file is part of the GNU Binutils.
#
# MA 02110-1301, USA.
#
-# This file is sourced from elf32.em, and defines extra powerpc64-elf
+# This file is sourced from elf.em, and defines extra powerpc64-elf
# specific routines.
#
fragment <<EOF
/* Whether to run opd optimization. */
static int no_opd_opt = 0;
+/* Whether to convert inline PLT calls to direct. */
+static int no_inline_opt = 0;
+
/* Whether to run toc optimization. */
static int no_toc_opt = 0;
if (expld.phase != lang_mark_phase_enum)
{
expld.phase = lang_mark_phase_enum;
- expld.dataseg.phase = exp_dataseg_none;
+ expld.dataseg.phase = exp_seg_none;
one_lang_size_sections_pass (NULL, FALSE);
/* We must not cache anything from the preliminary sizing. */
lang_reset_memory_regions ();
&& !ppc64_elf_edit_opd (&link_info))
einfo (_("%X%P: can not edit %s: %E\n"), "opd");
+ if (!no_inline_opt
+ && !bfd_link_relocatable (&link_info))
+ {
+ prelim_size_sections ();
+
+ if (!ppc64_elf_inline_plt (&link_info))
+ einfo (_("%X%P: inline PLT: %E\n"));
+ }
+
if (ppc64_elf_tls_setup (&link_info)
&& !no_tls_opt)
{
stub_sec = bfd_make_section_anyway_with_flags (stub_file->the_bfd,
stub_sec_name, flags);
if (stub_sec == NULL
- || !bfd_set_section_alignment (stub_file->the_bfd, stub_sec,
- (params.plt_stub_align > 5
- ? params.plt_stub_align
- : 5)))
+ || !bfd_set_section_alignment (stub_sec, (params.plt_stub_align > 5
+ ? params.plt_stub_align
+ : params.plt_stub_align < -5
+ ? -params.plt_stub_align
+ : 5)))
goto err_ret;
output_section = input_section->output_section;
/* If we have changed sizes of the stub sections, then we need
to recalculate all the section offsets. This may mean we need to
add even more stubs. */
- gld${EMULATION_NAME}_map_segments (TRUE);
+ ldelf_map_segments (TRUE);
if (!bfd_link_relocatable (&link_info))
ppc64_elf_set_toc (&link_info, link_info.output_bfd);
{
asection *i = statement->input_section.section;
- if (!((lang_input_statement_type *) i->owner->usrdata)->flags.just_syms
+ if (!bfd_input_just_syms (i->owner)
&& (i->flags & SEC_EXCLUDE) == 0
&& i->output_section != NULL
&& i->output_section->owner == link_info.output_bfd)
unneeded, after ppc_layout_sections_again. Another call removes
these sections from the segment map. Their presence is
innocuous except for confusing ELF_SECTION_IN_SEGMENT. */
- gld${EMULATION_NAME}_map_segments (need_laying_out > 0);
+ ldelf_map_segments (need_laying_out > 0);
if (need_laying_out != -1 && !bfd_link_relocatable (&link_info))
ppc64_elf_set_toc (&link_info, link_info.output_bfd);
return dot_entry;
}
-
-/* Avoid processing the fake stub_file in vercheck, stat_needed and
- check_needed routines. */
-
-static void (*real_func) (lang_input_statement_type *);
-
-static void ppc_for_each_input_file_wrapper (lang_input_statement_type *l)
-{
- if (l != stub_file)
- (*real_func) (l);
-}
-
-static void
-ppc_lang_for_each_input_file (void (*func) (lang_input_statement_type *))
-{
- real_func = func;
- lang_for_each_input_file (&ppc_for_each_input_file_wrapper);
-}
-
-#define lang_for_each_input_file ppc_lang_for_each_input_file
-
EOF
if grep -q 'ld_elf32_spu_emulation' ldemul-list.h; then
fragment <<EOF
/* Special handling for embedded SPU executables. */
extern bfd_boolean embedded_spu_file (lang_input_statement_type *, const char *);
-static bfd_boolean gld${EMULATION_NAME}_load_symbols (lang_input_statement_type *);
static bfd_boolean
ppc64_recognized_file (lang_input_statement_type *entry)
if (embedded_spu_file (entry, "-m64"))
return TRUE;
- return gld${EMULATION_NAME}_load_symbols (entry);
+ return ldelf_load_symbols (entry);
}
EOF
LDEMUL_RECOGNIZED_FILE=ppc64_recognized_file
OPTION_TLS_GET_ADDR_OPT,
OPTION_NO_TLS_GET_ADDR_OPT,
OPTION_NO_OPD_OPT,
+ OPTION_NO_INLINE_OPT,
OPTION_NO_TOC_OPT,
OPTION_NO_MULTI_TOC,
OPTION_NO_TOC_SORT,
{ "tls-get-addr-optimize", no_argument, NULL, OPTION_TLS_GET_ADDR_OPT },
{ "no-tls-get-addr-optimize", no_argument, NULL, OPTION_NO_TLS_GET_ADDR_OPT },
{ "no-opd-optimize", no_argument, NULL, OPTION_NO_OPD_OPT },
+ { "no-inline-optimize", no_argument, NULL, OPTION_NO_INLINE_OPT },
{ "no-toc-optimize", no_argument, NULL, OPTION_NO_TOC_OPT },
{ "no-multi-toc", no_argument, NULL, OPTION_NO_MULTI_TOC },
{ "no-toc-sort", no_argument, NULL, OPTION_NO_TOC_SORT },
choose suitable defaults.\n"
));
fprintf (file, _("\
- --plt-static-chain PLT call stubs should load r11.'${DEFAULT_PLT_STATIC_CHAIN- (default)}'\n"
+ --plt-static-chain PLT call stubs should load r11'${DEFAULT_PLT_STATIC_CHAIN- (default)}'\n"
));
fprintf (file, _("\
- --no-plt-static-chain PLT call stubs should not load r11.'${DEFAULT_PLT_STATIC_CHAIN+ (default)}'\n"
+ --no-plt-static-chain PLT call stubs should not load r11'${DEFAULT_PLT_STATIC_CHAIN+ (default)}'\n"
));
fprintf (file, _("\
- --plt-thread-safe PLT call stubs with load-load barrier.\n"
+ --plt-thread-safe PLT call stubs with load-load barrier\n"
));
fprintf (file, _("\
- --no-plt-thread-safe PLT call stubs without barrier.\n"
+ --no-plt-thread-safe PLT call stubs without barrier\n"
));
fprintf (file, _("\
- --plt-align [=<align>] Align PLT call stubs to fit cache lines.\n"
+ --plt-align [=<align>] Align PLT call stubs to fit cache lines\n"
));
fprintf (file, _("\
- --no-plt-align Dont'\''t align individual PLT call stubs.\n"
+ --no-plt-align Dont'\''t align individual PLT call stubs\n"
));
fprintf (file, _("\
- --plt-localentry Optimize calls to ELFv2 localentry:0 functions.\n"
+ --plt-localentry Optimize calls to ELFv2 localentry:0 functions\n"
));
fprintf (file, _("\
- --no-plt-localentry Don'\''t optimize ELFv2 calls.\n"
+ --no-plt-localentry Don'\''t optimize ELFv2 calls\n"
));
fprintf (file, _("\
- --emit-stub-syms Label linker stubs with a symbol.\n"
+ --emit-stub-syms Label linker stubs with a symbol\n"
));
fprintf (file, _("\
- --no-emit-stub-syms Don'\''t label linker stubs with a symbol.\n"
+ --no-emit-stub-syms Don'\''t label linker stubs with a symbol\n"
));
fprintf (file, _("\
--dotsyms For every version pattern \"foo\" in a version\n\
descriptor symbols. Defaults to on.\n"
));
fprintf (file, _("\
- --no-dotsyms Don'\''t do anything special in version scripts.\n"
+ --no-dotsyms Don'\''t do anything special in version scripts\n"
));
fprintf (file, _("\
--save-restore-funcs Provide register save and restore routines used\n\
final link, off for ld -r.\n"
));
fprintf (file, _("\
- --no-save-restore-funcs Don'\''t provide these routines.\n"
+ --no-save-restore-funcs Don'\''t provide these routines\n"
+ ));
+ fprintf (file, _("\
+ --no-tls-optimize Don'\''t try to optimize TLS accesses\n"
));
fprintf (file, _("\
- --no-tls-optimize Don'\''t try to optimize TLS accesses.\n"
+ --tls-get-addr-optimize Force use of special __tls_get_addr call\n"
));
fprintf (file, _("\
- --tls-get-addr-optimize Force use of special __tls_get_addr call.\n"
+ --no-tls-get-addr-optimize Don'\''t use a special __tls_get_addr call\n"
));
fprintf (file, _("\
- --no-tls-get-addr-optimize Don'\''t use a special __tls_get_addr call.\n"
+ --no-opd-optimize Don'\''t optimize the OPD section\n"
));
fprintf (file, _("\
- --no-opd-optimize Don'\''t optimize the OPD section.\n"
+ --no-inline-optimize Don'\''t convert inline PLT to direct calls\n"
));
fprintf (file, _("\
- --no-toc-optimize Don'\''t optimize the TOC section.\n"
+ --no-toc-optimize Don'\''t optimize the TOC section\n"
));
fprintf (file, _("\
- --no-multi-toc Disallow automatic multiple toc sections.\n"
+ --no-multi-toc Disallow automatic multiple toc sections\n"
));
fprintf (file, _("\
- --no-toc-sort Don'\''t sort TOC and GOT sections.\n"
+ --no-toc-sort Don'\''t sort TOC and GOT sections\n"
));
fprintf (file, _("\
--non-overlapping-opd Canonicalize .opd, so that there are no\n\
- overlapping .opd entries.\n"
+ overlapping .opd entries\n"
));
'
const char *end;
params.group_size = bfd_scan_vma (optarg, &end, 0);
if (*end)
- einfo (_("%P%F: invalid number `%s'\''\n"), optarg);
+ einfo (_("%F%P: invalid number `%s'\''\n"), optarg);
}
break;
if (optarg != NULL)
{
char *end;
- unsigned long val = strtoul (optarg, &end, 0);
- if (*end || val > 8)
- einfo (_("%P%F: invalid --plt-align `%s'\''\n"), optarg);
+ long val = strtol (optarg, &end, 0);
+ if (*end || (unsigned long) val + 8 > 16)
+ einfo (_("%F%P: invalid --plt-align `%s'\''\n"), optarg);
params.plt_stub_align = val;
}
else
no_opd_opt = 1;
break;
+ case OPTION_NO_INLINE_OPT:
+ no_inline_opt = 1;
+ break;
+
case OPTION_NO_TOC_OPT:
no_toc_opt = 1;
break;