1 # This shell script emits a C file. -*- C -*-
2 # Copyright (C) 2002-2015 Free Software Foundation, Inc.
4 # This file is part of the GNU Binutils.
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 3 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful,
12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 # GNU General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program; if not, write to the Free Software
18 # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
22 # This file is sourced from elf32.em, and defines extra powerpc64-elf
30 #include "elf64-ppc.h"
32 #include "elf/ppc64.h"
34 static asection *ppc_add_stub_section (const char *, asection *);
35 static void ppc_layout_sections_again (void);
37 static struct ppc64_elf_params params = { NULL,
38 &ppc_add_stub_section,
39 &ppc_layout_sections_again,
41 ${DEFAULT_PLT_STATIC_CHAIN-0}, -1, 0,
44 /* Fake input file for stubs. */
45 static lang_input_statement_type *stub_file;
47 /* Whether we need to call ppc_layout_sections_again. */
48 static int need_laying_out = 0;
50 /* Whether to add ".foo" entries for each "foo" in a version script. */
51 static int dotsyms = 1;
53 /* Whether to run tls optimization. */
54 static int no_tls_opt = 0;
56 /* Whether to run opd optimization. */
57 static int no_opd_opt = 0;
59 /* Whether to run toc optimization. */
60 static int no_toc_opt = 0;
62 /* Whether to sort input toc and got sections. */
63 static int no_toc_sort = 0;
65 static asection *toc_section = 0;
67 /* This is called before the input files are opened. We create a new
68 fake input file to hold the stub sections. */
71 ppc_create_output_section_statements (void)
73 if (!(bfd_get_flavour (link_info.output_bfd) == bfd_target_elf_flavour
74 && elf_object_id (link_info.output_bfd) == PPC64_ELF_DATA))
77 link_info.wrap_char = '.';
79 stub_file = lang_add_input_file ("linker stubs",
80 lang_input_file_is_fake_enum,
82 stub_file->the_bfd = bfd_create ("linker stubs", link_info.output_bfd);
83 if (stub_file->the_bfd == NULL
84 || !bfd_set_arch_mach (stub_file->the_bfd,
85 bfd_get_arch (link_info.output_bfd),
86 bfd_get_mach (link_info.output_bfd)))
88 einfo ("%F%P: can not create BFD: %E\n");
92 stub_file->the_bfd->flags |= BFD_LINKER_CREATED;
93 ldlang_add_file (stub_file);
94 params.stub_bfd = stub_file->the_bfd;
95 if (params.save_restore_funcs < 0)
96 params.save_restore_funcs = !link_info.relocatable;
97 if (!ppc64_elf_init_stub_bfd (&link_info, ¶ms))
98 einfo ("%F%P: can not init BFD: %E\n");
101 /* Called after opening files but before mapping sections. */
104 ppc_after_open (void)
106 if (stub_file != NULL && link_info.relro && params.object_in_toc)
108 /* We have a .toc section that might be written to at run time.
109 Don't put .toc into the .got output section. */
110 lang_output_section_statement_type *got;
112 got = lang_output_section_find (".got");
115 lang_statement_union_type *s;
116 for (s = got->children.head; s != NULL; s = s->header.next)
117 if (s->header.type == lang_wild_statement_enum
118 && s->wild_statement.filename == NULL)
120 struct wildcard_list **i = &s->wild_statement.section_list;
122 if (strcmp ((*i)->spec.name, ".toc") == 0)
129 gld${EMULATION_NAME}_after_open ();
132 /* Move the input section statement at *U which happens to be on LIST
133 to be just before *TO. */
136 move_input_section (lang_statement_list_type *list,
137 lang_statement_union_type **u,
138 lang_statement_union_type **to)
140 lang_statement_union_type *s = *u;
141 asection *i = s->input_section.section;
144 /* Snip the input section from the statement list. If it was the
145 last statement, fix the list tail pointer. */
149 /* Add it back in the new position. */
150 s->header.next = *to;
152 if (list->tail == to)
153 list->tail = &s->header.next;
155 /* Trim I off the bfd map_head/map_tail doubly linked lists. */
158 (p != NULL ? p : i->output_section)->map_head.s = n;
159 (n != NULL ? n : i->output_section)->map_tail.s = p;
161 /* Add I back on in its new position. */
162 if (s->header.next->header.type == lang_input_section_enum)
164 n = s->header.next->input_section.section;
169 /* If the next statement is not an input section statement then
170 TO must point at the previous input section statement
171 header.next field. */
172 lang_input_section_type *prev = (lang_input_section_type *)
173 ((char *) to - offsetof (lang_statement_union_type, header.next));
175 ASSERT (prev->header.type == lang_input_section_enum);
181 (p != NULL ? p : i->output_section)->map_head.s = i;
182 (n != NULL ? n : i->output_section)->map_tail.s = i;
185 /* Sort input section statements in the linker script tree rooted at
186 LIST so that those whose owning bfd happens to have a section
187 called .init or .fini are placed first. Place any TOC sections
188 referenced by small TOC relocs next, with TOC sections referenced
189 only by bigtoc relocs last. */
192 sort_toc_sections (lang_statement_list_type *list,
193 lang_statement_union_type **ini,
194 lang_statement_union_type **small)
196 lang_statement_union_type *s, **u;
200 while ((s = *u) != NULL)
202 switch (s->header.type)
204 case lang_wild_statement_enum:
205 sort_toc_sections (&s->wild_statement.children, ini, small);
208 case lang_group_statement_enum:
209 sort_toc_sections (&s->group_statement.children, ini, small);
212 case lang_input_section_enum:
213 i = s->input_section.section;
214 /* Leave the stub_file .got where it is. We put the .got
216 if (i->owner == stub_file->the_bfd)
218 if (bfd_get_section_by_name (i->owner, ".init") != NULL
219 || bfd_get_section_by_name (i->owner, ".fini") != NULL)
221 if (ini != NULL && *ini != s)
223 move_input_section (list, u, ini);
225 small = &s->header.next;
226 ini = &s->header.next;
230 small = &s->header.next;
231 ini = &s->header.next;
234 else if (ini == NULL)
237 if (ppc64_elf_has_small_toc_reloc (i))
239 if (small != NULL && *small != s)
241 move_input_section (list, u, small);
242 small = &s->header.next;
245 small = &s->header.next;
247 else if (small == NULL)
259 prelim_size_sections (void)
261 if (expld.phase != lang_mark_phase_enum)
263 expld.phase = lang_mark_phase_enum;
264 expld.dataseg.phase = exp_dataseg_none;
265 one_lang_size_sections_pass (NULL, FALSE);
266 /* We must not cache anything from the preliminary sizing. */
267 lang_reset_memory_regions ();
272 ppc_before_allocation (void)
274 if (stub_file != NULL)
277 && !ppc64_elf_edit_opd (&link_info))
278 einfo ("%X%P: can not edit %s: %E\n", "opd");
280 if (ppc64_elf_tls_setup (&link_info)
283 /* Size the sections. This is premature, but we want to know the
284 TLS segment layout so that certain optimizations can be done. */
285 prelim_size_sections ();
287 if (!ppc64_elf_tls_optimize (&link_info))
288 einfo ("%X%P: TLS problem %E\n");
292 && !link_info.relocatable)
294 prelim_size_sections ();
296 if (!ppc64_elf_edit_toc (&link_info))
297 einfo ("%X%P: can not edit %s: %E\n", "toc");
302 lang_output_section_statement_type *toc_os;
304 toc_os = lang_output_section_find (".got");
306 sort_toc_sections (&toc_os->children, NULL, NULL);
310 gld${EMULATION_NAME}_before_allocation ();
313 struct hook_stub_info
315 lang_statement_list_type add;
316 asection *input_section;
319 /* Traverse the linker tree to find the spot where the stub goes. */
322 hook_in_stub (struct hook_stub_info *info, lang_statement_union_type **lp)
324 lang_statement_union_type *l;
327 for (; (l = *lp) != NULL; lp = &l->header.next)
329 switch (l->header.type)
331 case lang_constructors_statement_enum:
332 ret = hook_in_stub (info, &constructor_list.head);
337 case lang_output_section_statement_enum:
338 ret = hook_in_stub (info,
339 &l->output_section_statement.children.head);
344 case lang_wild_statement_enum:
345 ret = hook_in_stub (info, &l->wild_statement.children.head);
350 case lang_group_statement_enum:
351 ret = hook_in_stub (info, &l->group_statement.children.head);
356 case lang_input_section_enum:
357 if (l->input_section.section == info->input_section)
359 /* We've found our section. Insert the stub immediately
360 before its associated input section. */
361 *lp = info->add.head;
362 *(info->add.tail) = l;
367 case lang_data_statement_enum:
368 case lang_reloc_statement_enum:
369 case lang_object_symbols_statement_enum:
370 case lang_output_statement_enum:
371 case lang_target_statement_enum:
372 case lang_input_statement_enum:
373 case lang_assignment_statement_enum:
374 case lang_padding_statement_enum:
375 case lang_address_statement_enum:
376 case lang_fill_statement_enum:
388 /* Call-back for ppc64_elf_size_stubs. */
390 /* Create a new stub section, and arrange for it to be linked
391 immediately before INPUT_SECTION. */
394 ppc_add_stub_section (const char *stub_sec_name, asection *input_section)
398 asection *output_section;
399 lang_output_section_statement_type *os;
400 struct hook_stub_info info;
402 flags = (SEC_ALLOC | SEC_LOAD | SEC_READONLY | SEC_CODE
403 | SEC_HAS_CONTENTS | SEC_IN_MEMORY | SEC_KEEP);
404 stub_sec = bfd_make_section_anyway_with_flags (stub_file->the_bfd,
405 stub_sec_name, flags);
407 || !bfd_set_section_alignment (stub_file->the_bfd, stub_sec,
408 (params.plt_stub_align > 5
409 ? params.plt_stub_align
413 output_section = input_section->output_section;
414 os = lang_output_section_get (output_section);
416 info.input_section = input_section;
417 lang_list_init (&info.add);
418 lang_add_section (&info.add, stub_sec, NULL, os);
420 if (info.add.head == NULL)
423 if (hook_in_stub (&info, &os->children.head))
427 einfo ("%X%P: can not make stub section: %E\n");
432 /* Another call-back for ppc64_elf_size_stubs. */
435 ppc_layout_sections_again (void)
437 /* If we have changed sizes of the stub sections, then we need
438 to recalculate all the section offsets. This may mean we need to
439 add even more stubs. */
440 gld${EMULATION_NAME}_map_segments (TRUE);
442 if (!link_info.relocatable)
443 ppc64_elf_set_toc (&link_info, link_info.output_bfd);
445 need_laying_out = -1;
450 build_toc_list (lang_statement_union_type *statement)
452 if (statement->header.type == lang_input_section_enum)
454 asection *i = statement->input_section.section;
456 if (i->sec_info_type != SEC_INFO_TYPE_JUST_SYMS
457 && (i->flags & SEC_EXCLUDE) == 0
458 && i->output_section == toc_section)
460 if (!ppc64_elf_next_toc_section (&link_info, i))
461 einfo ("%X%P: linker script separates .got and .toc\n");
468 build_section_lists (lang_statement_union_type *statement)
470 if (statement->header.type == lang_input_section_enum)
472 asection *i = statement->input_section.section;
474 if (!((lang_input_statement_type *) i->owner->usrdata)->flags.just_syms
475 && (i->flags & SEC_EXCLUDE) == 0
476 && i->output_section != NULL
477 && i->output_section->owner == link_info.output_bfd)
479 if (!ppc64_elf_next_input_section (&link_info, i))
480 einfo ("%X%P: can not size stub section: %E\n");
486 /* Call the back-end function to set TOC base after we have placed all
489 gld${EMULATION_NAME}_after_allocation (void)
493 /* If generating a relocatable output file, then we don't have any
495 if (stub_file != NULL && !link_info.relocatable)
497 ret = ppc64_elf_setup_section_lists (&link_info);
499 einfo ("%X%P: can not size stub section: %E\n");
502 ppc64_elf_start_multitoc_partition (&link_info);
504 if (!params.no_multi_toc)
506 toc_section = bfd_get_section_by_name (link_info.output_bfd,
508 if (toc_section != NULL)
509 lang_for_each_statement (build_toc_list);
512 if (ppc64_elf_layout_multitoc (&link_info)
513 && !params.no_multi_toc
514 && toc_section != NULL)
515 lang_for_each_statement (build_toc_list);
517 ppc64_elf_finish_multitoc_partition (&link_info);
519 lang_for_each_statement (build_section_lists);
521 if (!ppc64_elf_check_init_fini (&link_info))
522 einfo ("%P: .init/.fini fragments use differing TOC pointers\n");
524 /* Call into the BFD backend to do the real work. */
525 if (!ppc64_elf_size_stubs (&link_info))
526 einfo ("%X%P: can not size stub section: %E\n");
530 /* We can't parse and merge .eh_frame until the glink .eh_frame has
531 been generated. Otherwise the glink .eh_frame CIE won't be
532 merged with other CIEs, and worse, the glink .eh_frame FDEs won't
533 be listed in .eh_frame_hdr. */
534 ret = bfd_elf_discard_info (link_info.output_bfd, &link_info);
537 einfo ("%X%P: .eh_frame/.stab edit: %E\n");
543 if (need_laying_out != -1)
545 gld${EMULATION_NAME}_map_segments (need_laying_out);
547 if (!link_info.relocatable)
548 ppc64_elf_set_toc (&link_info, link_info.output_bfd);
553 /* Final emulation specific call. */
556 gld${EMULATION_NAME}_finish (void)
559 char *line, *endline;
561 /* e_entry on PowerPC64 points to the function descriptor for
562 _start. If _start is missing, default to the first function
563 descriptor in the .opd section. */
564 if (stub_file != NULL
565 && (elf_elfheader (link_info.output_bfd)->e_flags & EF_PPC64_ABI) == 1)
566 entry_section = ".opd";
568 if (params.emit_stub_syms < 0)
569 params.emit_stub_syms = 1;
570 if (stub_file != NULL
571 && !link_info.relocatable
572 && !ppc64_elf_build_stubs (&link_info, config.stats ? &msg : NULL))
573 einfo ("%X%P: can not build stubs: %E\n");
576 for (line = msg; line != NULL; line = endline)
578 endline = strchr (line, '\n');
581 fprintf (stderr, "%s: %s\n", program_name, line);
587 ppc64_elf_restore_symbols (&link_info);
592 /* Add a pattern matching ".foo" for every "foo" in a version script.
594 The reason for doing this is that many shared library version
595 scripts export a selected set of functions or data symbols, forcing
600 . this; that; some; thing;
605 To make the above work for PowerPC64, we need to export ".this",
606 ".that" and so on, otherwise only the function descriptor syms are
607 exported. Lack of an exported function code sym may cause a
608 definition to be pulled in from a static library. */
610 static struct bfd_elf_version_expr *
611 gld${EMULATION_NAME}_new_vers_pattern (struct bfd_elf_version_expr *entry)
613 struct bfd_elf_version_expr *dot_entry;
618 || entry->pattern[0] == '.'
619 || (!entry->literal && entry->pattern[0] == '*'))
622 dot_entry = xmalloc (sizeof *dot_entry);
624 dot_entry->next = entry;
625 len = strlen (entry->pattern) + 2;
626 dot_pat = xmalloc (len);
628 memcpy (dot_pat + 1, entry->pattern, len - 1);
629 dot_entry->pattern = dot_pat;
630 dot_entry->script = 1;
635 /* Avoid processing the fake stub_file in vercheck, stat_needed and
636 check_needed routines. */
638 static void (*real_func) (lang_input_statement_type *);
640 static void ppc_for_each_input_file_wrapper (lang_input_statement_type *l)
647 ppc_lang_for_each_input_file (void (*func) (lang_input_statement_type *))
650 lang_for_each_input_file (&ppc_for_each_input_file_wrapper);
653 #define lang_for_each_input_file ppc_lang_for_each_input_file
657 if grep -q 'ld_elf32_spu_emulation' ldemul-list.h; then
659 /* Special handling for embedded SPU executables. */
660 extern bfd_boolean embedded_spu_file (lang_input_statement_type *, const char *);
661 static bfd_boolean gld${EMULATION_NAME}_load_symbols (lang_input_statement_type *);
664 ppc64_recognized_file (lang_input_statement_type *entry)
666 if (embedded_spu_file (entry, "-m64"))
669 return gld${EMULATION_NAME}_load_symbols (entry);
672 LDEMUL_RECOGNIZED_FILE=ppc64_recognized_file
675 # Define some shell vars to insert bits of code into the standard elf
676 # parse_args and list_options functions.
678 PARSE_AND_LIST_PROLOGUE=${PARSE_AND_LIST_PROLOGUE}'
679 #define OPTION_STUBGROUP_SIZE 321
680 #define OPTION_PLT_STATIC_CHAIN (OPTION_STUBGROUP_SIZE + 1)
681 #define OPTION_NO_PLT_STATIC_CHAIN (OPTION_PLT_STATIC_CHAIN + 1)
682 #define OPTION_PLT_THREAD_SAFE (OPTION_NO_PLT_STATIC_CHAIN + 1)
683 #define OPTION_NO_PLT_THREAD_SAFE (OPTION_PLT_THREAD_SAFE + 1)
684 #define OPTION_PLT_ALIGN (OPTION_NO_PLT_THREAD_SAFE + 1)
685 #define OPTION_NO_PLT_ALIGN (OPTION_PLT_ALIGN + 1)
686 #define OPTION_STUBSYMS (OPTION_NO_PLT_ALIGN + 1)
687 #define OPTION_NO_STUBSYMS (OPTION_STUBSYMS + 1)
688 #define OPTION_SAVRES (OPTION_NO_STUBSYMS + 1)
689 #define OPTION_NO_SAVRES (OPTION_SAVRES + 1)
690 #define OPTION_DOTSYMS (OPTION_NO_SAVRES + 1)
691 #define OPTION_NO_DOTSYMS (OPTION_DOTSYMS + 1)
692 #define OPTION_NO_TLS_OPT (OPTION_NO_DOTSYMS + 1)
693 #define OPTION_NO_TLS_GET_ADDR_OPT (OPTION_NO_TLS_OPT + 1)
694 #define OPTION_NO_OPD_OPT (OPTION_NO_TLS_GET_ADDR_OPT + 1)
695 #define OPTION_NO_TOC_OPT (OPTION_NO_OPD_OPT + 1)
696 #define OPTION_NO_MULTI_TOC (OPTION_NO_TOC_OPT + 1)
697 #define OPTION_NO_TOC_SORT (OPTION_NO_MULTI_TOC + 1)
698 #define OPTION_NON_OVERLAPPING_OPD (OPTION_NO_TOC_SORT + 1)
701 PARSE_AND_LIST_LONGOPTS=${PARSE_AND_LIST_LONGOPTS}'
702 { "stub-group-size", required_argument, NULL, OPTION_STUBGROUP_SIZE },
703 { "plt-static-chain", no_argument, NULL, OPTION_PLT_STATIC_CHAIN },
704 { "no-plt-static-chain", no_argument, NULL, OPTION_NO_PLT_STATIC_CHAIN },
705 { "plt-thread-safe", no_argument, NULL, OPTION_PLT_THREAD_SAFE },
706 { "no-plt-thread-safe", no_argument, NULL, OPTION_NO_PLT_THREAD_SAFE },
707 { "plt-align", optional_argument, NULL, OPTION_PLT_ALIGN },
708 { "no-plt-align", no_argument, NULL, OPTION_NO_PLT_ALIGN },
709 { "emit-stub-syms", no_argument, NULL, OPTION_STUBSYMS },
710 { "no-emit-stub-syms", no_argument, NULL, OPTION_NO_STUBSYMS },
711 { "dotsyms", no_argument, NULL, OPTION_DOTSYMS },
712 { "no-dotsyms", no_argument, NULL, OPTION_NO_DOTSYMS },
713 { "save-restore-funcs", no_argument, NULL, OPTION_SAVRES },
714 { "no-save-restore-funcs", no_argument, NULL, OPTION_NO_SAVRES },
715 { "no-tls-optimize", no_argument, NULL, OPTION_NO_TLS_OPT },
716 { "no-tls-get-addr-optimize", no_argument, NULL, OPTION_NO_TLS_GET_ADDR_OPT },
717 { "no-opd-optimize", no_argument, NULL, OPTION_NO_OPD_OPT },
718 { "no-toc-optimize", no_argument, NULL, OPTION_NO_TOC_OPT },
719 { "no-multi-toc", no_argument, NULL, OPTION_NO_MULTI_TOC },
720 { "no-toc-sort", no_argument, NULL, OPTION_NO_TOC_SORT },
721 { "non-overlapping-opd", no_argument, NULL, OPTION_NON_OVERLAPPING_OPD },
724 PARSE_AND_LIST_OPTIONS=${PARSE_AND_LIST_OPTIONS}'
726 --stub-group-size=N Maximum size of a group of input sections that\n\
727 can be handled by one stub section. A negative\n\
728 value locates all stubs before their branches\n\
729 (with a group size of -N), while a positive\n\
730 value allows two groups of input sections, one\n\
731 before, and one after each stub section.\n\
732 Values of +/-1 indicate the linker should\n\
733 choose suitable defaults.\n"
736 --plt-static-chain PLT call stubs should load r11.${DEFAULT_PLT_STATIC_CHAIN- (default)}\n"
739 --no-plt-static-chain PLT call stubs should not load r11.${DEFAULT_PLT_STATIC_CHAIN+ (default)}\n"
742 --plt-thread-safe PLT call stubs with load-load barrier.\n"
745 --no-plt-thread-safe PLT call stubs without barrier.\n"
748 --plt-align [=<align>] Align PLT call stubs to fit cache lines.\n"
751 --no-plt-align Dont'\''t align individual PLT call stubs.\n"
754 --emit-stub-syms Label linker stubs with a symbol.\n"
757 --no-emit-stub-syms Don'\''t label linker stubs with a symbol.\n"
760 --dotsyms For every version pattern \"foo\" in a version\n\
761 script, add \".foo\" so that function code\n\
762 symbols are treated the same as function\n\
763 descriptor symbols. Defaults to on.\n"
766 --no-dotsyms Don'\''t do anything special in version scripts.\n"
769 --save-restore-funcs Provide register save and restore routines used\n\
770 by gcc -Os code. Defaults to on for normal\n\
771 final link, off for ld -r.\n"
774 --no-save-restore-funcs Don'\''t provide these routines.\n"
777 --no-tls-optimize Don'\''t try to optimize TLS accesses.\n"
780 --no-tls-get-addr-optimize Don'\''t use a special __tls_get_addr call.\n"
783 --no-opd-optimize Don'\''t optimize the OPD section.\n"
786 --no-toc-optimize Don'\''t optimize the TOC section.\n"
789 --no-multi-toc Disallow automatic multiple toc sections.\n"
792 --no-toc-sort Don'\''t sort TOC and GOT sections.\n"
795 --non-overlapping-opd Canonicalize .opd, so that there are no\n\
796 overlapping .opd entries.\n"
800 PARSE_AND_LIST_ARGS_CASES=${PARSE_AND_LIST_ARGS_CASES}'
801 case OPTION_STUBGROUP_SIZE:
804 params.group_size = bfd_scan_vma (optarg, &end, 0);
806 einfo (_("%P%F: invalid number `%s'\''\n"), optarg);
810 case OPTION_PLT_STATIC_CHAIN:
811 params.plt_static_chain = 1;
814 case OPTION_NO_PLT_STATIC_CHAIN:
815 params.plt_static_chain = 0;
818 case OPTION_PLT_THREAD_SAFE:
819 params.plt_thread_safe = 1;
822 case OPTION_NO_PLT_THREAD_SAFE:
823 params.plt_thread_safe = 0;
826 case OPTION_PLT_ALIGN:
830 unsigned long val = strtoul (optarg, &end, 0);
832 einfo (_("%P%F: invalid --plt-align `%s'\''\n"), optarg);
833 params.plt_stub_align = val;
836 params.plt_stub_align = 5;
839 case OPTION_NO_PLT_ALIGN:
840 params.plt_stub_align = 0;
843 case OPTION_STUBSYMS:
844 params.emit_stub_syms = 1;
847 case OPTION_NO_STUBSYMS:
848 params.emit_stub_syms = 0;
855 case OPTION_NO_DOTSYMS:
860 params.save_restore_funcs = 1;
863 case OPTION_NO_SAVRES:
864 params.save_restore_funcs = 0;
867 case OPTION_NO_TLS_OPT:
871 case OPTION_NO_TLS_GET_ADDR_OPT:
872 params.no_tls_get_addr_opt = 1;
875 case OPTION_NO_OPD_OPT:
879 case OPTION_NO_TOC_OPT:
883 case OPTION_NO_MULTI_TOC:
884 params.no_multi_toc = 1;
887 case OPTION_NO_TOC_SORT:
891 case OPTION_NON_OVERLAPPING_OPD:
892 params.non_overlapping_opd = 1;
895 case OPTION_TRADITIONAL_FORMAT:
897 params.no_tls_get_addr_opt = 1;
900 params.no_multi_toc = 1;
902 params.plt_static_chain = 1;
906 # Put these extra ppc64elf routines in ld_${EMULATION_NAME}_emulation
908 LDEMUL_NEW_VERS_PATTERN=gld${EMULATION_NAME}_new_vers_pattern
909 LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS=ppc_create_output_section_statements
910 LDEMUL_AFTER_OPEN=ppc_after_open
911 LDEMUL_BEFORE_ALLOCATION=ppc_before_allocation
912 LDEMUL_AFTER_ALLOCATION=gld${EMULATION_NAME}_after_allocation
913 LDEMUL_FINISH=gld${EMULATION_NAME}_finish