1 /* SPARC-specific support for 64-bit ELF
2 Copyright (C) 1993-2014 Free Software Foundation, Inc.
4 This file is part of BFD, the Binary File Descriptor library.
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,
19 MA 02110-1301, USA. */
25 #include "elf/sparc.h"
26 #include "opcode/sparc.h"
27 #include "elfxx-sparc.h"
29 /* In case we're on a 32-bit machine, construct a 64-bit "-1" value. */
30 #define MINUS_ONE (~ (bfd_vma) 0)
32 /* Due to the way how we handle R_SPARC_OLO10, each entry in a SHT_RELA
33 section can represent up to two relocs, we must tell the user to allocate
37 elf64_sparc_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED, asection *sec)
39 return (sec->reloc_count * 2 + 1) * sizeof (arelent *);
43 elf64_sparc_get_dynamic_reloc_upper_bound (bfd *abfd)
45 return _bfd_elf_get_dynamic_reloc_upper_bound (abfd) * 2;
48 /* Read relocations for ASECT from REL_HDR. There are RELOC_COUNT of
49 them. We cannot use generic elf routines for this, because R_SPARC_OLO10
50 has secondary addend in ELF64_R_TYPE_DATA. We handle it as two relocations
51 for the same location, R_SPARC_LO10 and R_SPARC_13. */
54 elf64_sparc_slurp_one_reloc_table (bfd *abfd, asection *asect,
55 Elf_Internal_Shdr *rel_hdr,
56 asymbol **symbols, bfd_boolean dynamic)
58 void * allocated = NULL;
59 bfd_byte *native_relocs;
66 allocated = bfd_malloc (rel_hdr->sh_size);
67 if (allocated == NULL)
70 if (bfd_seek (abfd, rel_hdr->sh_offset, SEEK_SET) != 0
71 || bfd_bread (allocated, rel_hdr->sh_size, abfd) != rel_hdr->sh_size)
74 native_relocs = (bfd_byte *) allocated;
76 relents = asect->relocation + canon_reloc_count (asect);
78 entsize = rel_hdr->sh_entsize;
79 BFD_ASSERT (entsize == sizeof (Elf64_External_Rela));
81 count = rel_hdr->sh_size / entsize;
83 for (i = 0, relent = relents; i < count;
84 i++, relent++, native_relocs += entsize)
86 Elf_Internal_Rela rela;
89 bfd_elf64_swap_reloca_in (abfd, native_relocs, &rela);
91 /* The address of an ELF reloc is section relative for an object
92 file, and absolute for an executable file or shared library.
93 The address of a normal BFD reloc is always section relative,
94 and the address of a dynamic reloc is absolute.. */
95 if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0 || dynamic)
96 relent->address = rela.r_offset;
98 relent->address = rela.r_offset - asect->vma;
100 if (ELF64_R_SYM (rela.r_info) == STN_UNDEF)
101 relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
106 ps = symbols + ELF64_R_SYM (rela.r_info) - 1;
109 /* Canonicalize ELF section symbols. FIXME: Why? */
110 if ((s->flags & BSF_SECTION_SYM) == 0)
111 relent->sym_ptr_ptr = ps;
113 relent->sym_ptr_ptr = s->section->symbol_ptr_ptr;
116 relent->addend = rela.r_addend;
118 r_type = ELF64_R_TYPE_ID (rela.r_info);
119 if (r_type == R_SPARC_OLO10)
121 relent->howto = _bfd_sparc_elf_info_to_howto_ptr (R_SPARC_LO10);
122 relent[1].address = relent->address;
124 relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
125 relent->addend = ELF64_R_TYPE_DATA (rela.r_info);
126 relent->howto = _bfd_sparc_elf_info_to_howto_ptr (R_SPARC_13);
129 relent->howto = _bfd_sparc_elf_info_to_howto_ptr (r_type);
132 canon_reloc_count (asect) += relent - relents;
134 if (allocated != NULL)
140 if (allocated != NULL)
145 /* Read in and swap the external relocs. */
148 elf64_sparc_slurp_reloc_table (bfd *abfd, asection *asect,
149 asymbol **symbols, bfd_boolean dynamic)
151 struct bfd_elf_section_data * const d = elf_section_data (asect);
152 Elf_Internal_Shdr *rel_hdr;
153 Elf_Internal_Shdr *rel_hdr2;
156 if (asect->relocation != NULL)
161 if ((asect->flags & SEC_RELOC) == 0
162 || asect->reloc_count == 0)
165 rel_hdr = d->rel.hdr;
166 rel_hdr2 = d->rela.hdr;
168 BFD_ASSERT ((rel_hdr && asect->rel_filepos == rel_hdr->sh_offset)
169 || (rel_hdr2 && asect->rel_filepos == rel_hdr2->sh_offset));
173 /* Note that ASECT->RELOC_COUNT tends not to be accurate in this
174 case because relocations against this section may use the
175 dynamic symbol table, and in that case bfd_section_from_shdr
176 in elf.c does not update the RELOC_COUNT. */
177 if (asect->size == 0)
180 rel_hdr = &d->this_hdr;
181 asect->reloc_count = NUM_SHDR_ENTRIES (rel_hdr);
185 amt = asect->reloc_count;
186 amt *= 2 * sizeof (arelent);
187 asect->relocation = (arelent *) bfd_alloc (abfd, amt);
188 if (asect->relocation == NULL)
191 /* The elf64_sparc_slurp_one_reloc_table routine increments
192 canon_reloc_count. */
193 canon_reloc_count (asect) = 0;
196 && !elf64_sparc_slurp_one_reloc_table (abfd, asect, rel_hdr, symbols,
201 && !elf64_sparc_slurp_one_reloc_table (abfd, asect, rel_hdr2, symbols,
208 /* Canonicalize the relocs. */
211 elf64_sparc_canonicalize_reloc (bfd *abfd, sec_ptr section,
212 arelent **relptr, asymbol **symbols)
216 const struct elf_backend_data *bed = get_elf_backend_data (abfd);
218 if (! bed->s->slurp_reloc_table (abfd, section, symbols, FALSE))
221 tblptr = section->relocation;
222 for (i = 0; i < canon_reloc_count (section); i++)
223 *relptr++ = tblptr++;
227 return canon_reloc_count (section);
231 /* Canonicalize the dynamic relocation entries. Note that we return
232 the dynamic relocations as a single block, although they are
233 actually associated with particular sections; the interface, which
234 was designed for SunOS style shared libraries, expects that there
235 is only one set of dynamic relocs. Any section that was actually
236 installed in the BFD, and has type SHT_REL or SHT_RELA, and uses
237 the dynamic symbol table, is considered to be a dynamic reloc
241 elf64_sparc_canonicalize_dynamic_reloc (bfd *abfd, arelent **storage,
247 if (elf_dynsymtab (abfd) == 0)
249 bfd_set_error (bfd_error_invalid_operation);
254 for (s = abfd->sections; s != NULL; s = s->next)
256 if (elf_section_data (s)->this_hdr.sh_link == elf_dynsymtab (abfd)
257 && (elf_section_data (s)->this_hdr.sh_type == SHT_RELA))
262 if (! elf64_sparc_slurp_reloc_table (abfd, s, syms, TRUE))
264 count = canon_reloc_count (s);
266 for (i = 0; i < count; i++)
277 /* Write out the relocs. */
280 elf64_sparc_write_relocs (bfd *abfd, asection *sec, void * data)
282 bfd_boolean *failedp = (bfd_boolean *) data;
283 Elf_Internal_Shdr *rela_hdr;
285 Elf64_External_Rela *outbound_relocas, *src_rela;
286 unsigned int idx, count;
287 asymbol *last_sym = 0;
288 int last_sym_idx = 0;
290 /* If we have already failed, don't do anything. */
294 if ((sec->flags & SEC_RELOC) == 0)
297 /* The linker backend writes the relocs out itself, and sets the
298 reloc_count field to zero to inhibit writing them here. Also,
299 sometimes the SEC_RELOC flag gets set even when there aren't any
301 if (sec->reloc_count == 0)
304 /* We can combine two relocs that refer to the same address
305 into R_SPARC_OLO10 if first one is R_SPARC_LO10 and the
306 latter is R_SPARC_13 with no associated symbol. */
308 for (idx = 0; idx < sec->reloc_count; idx++)
314 addr = sec->orelocation[idx]->address;
315 if (sec->orelocation[idx]->howto->type == R_SPARC_LO10
316 && idx < sec->reloc_count - 1)
318 arelent *r = sec->orelocation[idx + 1];
320 if (r->howto->type == R_SPARC_13
321 && r->address == addr
322 && bfd_is_abs_section ((*r->sym_ptr_ptr)->section)
323 && (*r->sym_ptr_ptr)->value == 0)
328 rela_hdr = elf_section_data (sec)->rela.hdr;
330 rela_hdr->sh_size = rela_hdr->sh_entsize * count;
331 rela_hdr->contents = bfd_alloc (abfd, rela_hdr->sh_size);
332 if (rela_hdr->contents == NULL)
338 /* Figure out whether the relocations are RELA or REL relocations. */
339 if (rela_hdr->sh_type != SHT_RELA)
342 /* The address of an ELF reloc is section relative for an object
343 file, and absolute for an executable file or shared library.
344 The address of a BFD reloc is always section relative. */
346 if ((abfd->flags & (EXEC_P | DYNAMIC)) != 0)
347 addr_offset = sec->vma;
349 /* orelocation has the data, reloc_count has the count... */
350 outbound_relocas = (Elf64_External_Rela *) rela_hdr->contents;
351 src_rela = outbound_relocas;
353 for (idx = 0; idx < sec->reloc_count; idx++)
355 Elf_Internal_Rela dst_rela;
360 ptr = sec->orelocation[idx];
361 sym = *ptr->sym_ptr_ptr;
364 else if (bfd_is_abs_section (sym->section) && sym->value == 0)
369 n = _bfd_elf_symbol_from_bfd_symbol (abfd, &sym);
378 if ((*ptr->sym_ptr_ptr)->the_bfd != NULL
379 && (*ptr->sym_ptr_ptr)->the_bfd->xvec != abfd->xvec
380 && ! _bfd_elf_validate_reloc (abfd, ptr))
386 if (ptr->howto->type == R_SPARC_LO10
387 && idx < sec->reloc_count - 1)
389 arelent *r = sec->orelocation[idx + 1];
391 if (r->howto->type == R_SPARC_13
392 && r->address == ptr->address
393 && bfd_is_abs_section ((*r->sym_ptr_ptr)->section)
394 && (*r->sym_ptr_ptr)->value == 0)
398 = ELF64_R_INFO (n, ELF64_R_TYPE_INFO (r->addend,
402 dst_rela.r_info = ELF64_R_INFO (n, R_SPARC_LO10);
405 dst_rela.r_info = ELF64_R_INFO (n, ptr->howto->type);
407 dst_rela.r_offset = ptr->address + addr_offset;
408 dst_rela.r_addend = ptr->addend;
410 bfd_elf64_swap_reloca_out (abfd, &dst_rela, (bfd_byte *) src_rela);
415 /* Hook called by the linker routine which adds symbols from an object
416 file. We use it for STT_REGISTER symbols. */
419 elf64_sparc_add_symbol_hook (bfd *abfd, struct bfd_link_info *info,
420 Elf_Internal_Sym *sym, const char **namep,
421 flagword *flagsp ATTRIBUTE_UNUSED,
422 asection **secp ATTRIBUTE_UNUSED,
423 bfd_vma *valp ATTRIBUTE_UNUSED)
425 static const char *const stt_types[] = { "NOTYPE", "OBJECT", "FUNCTION" };
427 if ((abfd->flags & DYNAMIC) == 0
428 && (ELF_ST_TYPE (sym->st_info) == STT_GNU_IFUNC
429 || ELF_ST_BIND (sym->st_info) == STB_GNU_UNIQUE))
430 elf_tdata (info->output_bfd)->has_gnu_symbols = TRUE;
432 if (ELF_ST_TYPE (sym->st_info) == STT_REGISTER)
435 struct _bfd_sparc_elf_app_reg *p;
437 reg = (int)sym->st_value;
440 case 2: reg -= 2; break;
441 case 6: reg -= 4; break;
443 (*_bfd_error_handler)
444 (_("%B: Only registers %%g[2367] can be declared using STT_REGISTER"),
449 if (info->output_bfd->xvec != abfd->xvec
450 || (abfd->flags & DYNAMIC) != 0)
452 /* STT_REGISTER only works when linking an elf64_sparc object.
453 If STT_REGISTER comes from a dynamic object, don't put it into
454 the output bfd. The dynamic linker will recheck it. */
459 p = _bfd_sparc_elf_hash_table(info)->app_regs + reg;
461 if (p->name != NULL && strcmp (p->name, *namep))
463 (*_bfd_error_handler)
464 (_("Register %%g%d used incompatibly: %s in %B, previously %s in %B"),
465 abfd, p->abfd, (int) sym->st_value,
466 **namep ? *namep : "#scratch",
467 *p->name ? p->name : "#scratch");
475 struct elf_link_hash_entry *h;
477 h = (struct elf_link_hash_entry *)
478 bfd_link_hash_lookup (info->hash, *namep, FALSE, FALSE, FALSE);
482 unsigned char type = h->type;
486 (*_bfd_error_handler)
487 (_("Symbol `%s' has differing types: REGISTER in %B, previously %s in %B"),
488 abfd, p->abfd, *namep, stt_types[type]);
492 p->name = bfd_hash_allocate (&info->hash->table,
493 strlen (*namep) + 1);
497 strcpy (p->name, *namep);
501 p->bind = ELF_ST_BIND (sym->st_info);
503 p->shndx = sym->st_shndx;
507 if (p->bind == STB_WEAK
508 && ELF_ST_BIND (sym->st_info) == STB_GLOBAL)
510 p->bind = STB_GLOBAL;
517 else if (*namep && **namep
518 && info->output_bfd->xvec == abfd->xvec)
521 struct _bfd_sparc_elf_app_reg *p;
523 p = _bfd_sparc_elf_hash_table(info)->app_regs;
524 for (i = 0; i < 4; i++, p++)
525 if (p->name != NULL && ! strcmp (p->name, *namep))
527 unsigned char type = ELF_ST_TYPE (sym->st_info);
531 (*_bfd_error_handler)
532 (_("Symbol `%s' has differing types: %s in %B, previously REGISTER in %B"),
533 abfd, p->abfd, *namep, stt_types[type]);
540 /* This function takes care of emitting STT_REGISTER symbols
541 which we cannot easily keep in the symbol hash table. */
544 elf64_sparc_output_arch_syms (bfd *output_bfd ATTRIBUTE_UNUSED,
545 struct bfd_link_info *info,
547 int (*func) (void *, const char *,
550 struct elf_link_hash_entry *))
553 struct _bfd_sparc_elf_app_reg *app_regs =
554 _bfd_sparc_elf_hash_table(info)->app_regs;
555 Elf_Internal_Sym sym;
557 /* We arranged in size_dynamic_sections to put the STT_REGISTER entries
558 at the end of the dynlocal list, so they came at the end of the local
559 symbols in the symtab. Except that they aren't STB_LOCAL, so we need
560 to back up symtab->sh_info. */
561 if (elf_hash_table (info)->dynlocal)
563 bfd * dynobj = elf_hash_table (info)->dynobj;
564 asection *dynsymsec = bfd_get_linker_section (dynobj, ".dynsym");
565 struct elf_link_local_dynamic_entry *e;
567 for (e = elf_hash_table (info)->dynlocal; e ; e = e->next)
568 if (e->input_indx == -1)
572 elf_section_data (dynsymsec->output_section)->this_hdr.sh_info
577 if (info->strip == strip_all)
580 for (reg = 0; reg < 4; reg++)
581 if (app_regs [reg].name != NULL)
583 if (info->strip == strip_some
584 && bfd_hash_lookup (info->keep_hash,
586 FALSE, FALSE) == NULL)
589 sym.st_value = reg < 2 ? reg + 2 : reg + 4;
592 sym.st_info = ELF_ST_INFO (app_regs [reg].bind, STT_REGISTER);
593 sym.st_shndx = app_regs [reg].shndx;
594 sym.st_target_internal = 0;
595 if ((*func) (flaginfo, app_regs [reg].name, &sym,
596 sym.st_shndx == SHN_ABS
597 ? bfd_abs_section_ptr : bfd_und_section_ptr,
606 elf64_sparc_get_symbol_type (Elf_Internal_Sym *elf_sym, int type)
608 if (ELF_ST_TYPE (elf_sym->st_info) == STT_REGISTER)
614 /* A STB_GLOBAL,STT_REGISTER symbol should be BSF_GLOBAL
615 even in SHN_UNDEF section. */
618 elf64_sparc_symbol_processing (bfd *abfd ATTRIBUTE_UNUSED, asymbol *asym)
620 elf_symbol_type *elfsym;
622 elfsym = (elf_symbol_type *) asym;
623 if (elfsym->internal_elf_sym.st_info
624 == ELF_ST_INFO (STB_GLOBAL, STT_REGISTER))
626 asym->flags |= BSF_GLOBAL;
631 /* Functions for dealing with the e_flags field. */
633 /* Merge backend specific data from an object file to the output
634 object file when linking. */
637 elf64_sparc_merge_private_bfd_data (bfd *ibfd, bfd *obfd)
640 flagword new_flags, old_flags;
643 if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour
644 || bfd_get_flavour (obfd) != bfd_target_elf_flavour)
647 new_flags = elf_elfheader (ibfd)->e_flags;
648 old_flags = elf_elfheader (obfd)->e_flags;
650 if (!elf_flags_init (obfd)) /* First call, no flags set */
652 elf_flags_init (obfd) = TRUE;
653 elf_elfheader (obfd)->e_flags = new_flags;
656 else if (new_flags == old_flags) /* Compatible flags are ok */
659 else /* Incompatible flags */
663 #define EF_SPARC_ISA_EXTENSIONS \
664 (EF_SPARC_SUN_US1 | EF_SPARC_SUN_US3 | EF_SPARC_HAL_R1)
666 if ((ibfd->flags & DYNAMIC) != 0)
668 /* We don't want dynamic objects memory ordering and
669 architecture to have any role. That's what dynamic linker
671 new_flags &= ~(EF_SPARCV9_MM | EF_SPARC_ISA_EXTENSIONS);
672 new_flags |= (old_flags
673 & (EF_SPARCV9_MM | EF_SPARC_ISA_EXTENSIONS));
677 /* Choose the highest architecture requirements. */
678 old_flags |= (new_flags & EF_SPARC_ISA_EXTENSIONS);
679 new_flags |= (old_flags & EF_SPARC_ISA_EXTENSIONS);
680 if ((old_flags & (EF_SPARC_SUN_US1 | EF_SPARC_SUN_US3))
681 && (old_flags & EF_SPARC_HAL_R1))
684 (*_bfd_error_handler)
685 (_("%B: linking UltraSPARC specific with HAL specific code"),
688 /* Choose the most restrictive memory ordering. */
689 old_mm = (old_flags & EF_SPARCV9_MM);
690 new_mm = (new_flags & EF_SPARCV9_MM);
691 old_flags &= ~EF_SPARCV9_MM;
692 new_flags &= ~EF_SPARCV9_MM;
699 /* Warn about any other mismatches */
700 if (new_flags != old_flags)
703 (*_bfd_error_handler)
704 (_("%B: uses different e_flags (0x%lx) fields than previous modules (0x%lx)"),
705 ibfd, (long) new_flags, (long) old_flags);
708 elf_elfheader (obfd)->e_flags = old_flags;
712 bfd_set_error (bfd_error_bad_value);
716 return _bfd_sparc_elf_merge_private_bfd_data (ibfd, obfd);
719 /* MARCO: Set the correct entry size for the .stab section. */
722 elf64_sparc_fake_sections (bfd *abfd ATTRIBUTE_UNUSED,
723 Elf_Internal_Shdr *hdr ATTRIBUTE_UNUSED,
728 name = bfd_get_section_name (abfd, sec);
730 if (strcmp (name, ".stab") == 0)
732 /* Even in the 64bit case the stab entries are only 12 bytes long. */
733 elf_section_data (sec)->this_hdr.sh_entsize = 12;
739 /* Print a STT_REGISTER symbol to file FILE. */
742 elf64_sparc_print_symbol_all (bfd *abfd ATTRIBUTE_UNUSED, void * filep,
745 FILE *file = (FILE *) filep;
748 if (ELF_ST_TYPE (((elf_symbol_type *) symbol)->internal_elf_sym.st_info)
752 reg = ((elf_symbol_type *) symbol)->internal_elf_sym.st_value;
753 type = symbol->flags;
754 fprintf (file, "REG_%c%c%11s%c%c R", "GOLI" [reg / 8], '0' + (reg & 7), "",
756 ? (type & BSF_GLOBAL) ? '!' : 'l'
757 : (type & BSF_GLOBAL) ? 'g' : ' '),
758 (type & BSF_WEAK) ? 'w' : ' ');
759 if (symbol->name == NULL || symbol->name [0] == '\0')
765 static enum elf_reloc_type_class
766 elf64_sparc_reloc_type_class (const struct bfd_link_info *info ATTRIBUTE_UNUSED,
767 const asection *rel_sec ATTRIBUTE_UNUSED,
768 const Elf_Internal_Rela *rela)
770 switch ((int) ELF64_R_TYPE (rela->r_info))
772 case R_SPARC_RELATIVE:
773 return reloc_class_relative;
774 case R_SPARC_JMP_SLOT:
775 return reloc_class_plt;
777 return reloc_class_copy;
779 return reloc_class_normal;
783 /* Relocations in the 64 bit SPARC ELF ABI are more complex than in
784 standard ELF, because R_SPARC_OLO10 has secondary addend in
785 ELF64_R_TYPE_DATA field. This structure is used to redirect the
786 relocation handling routines. */
788 const struct elf_size_info elf64_sparc_size_info =
790 sizeof (Elf64_External_Ehdr),
791 sizeof (Elf64_External_Phdr),
792 sizeof (Elf64_External_Shdr),
793 sizeof (Elf64_External_Rel),
794 sizeof (Elf64_External_Rela),
795 sizeof (Elf64_External_Sym),
796 sizeof (Elf64_External_Dyn),
797 sizeof (Elf_External_Note),
798 4, /* hash-table entry size. */
799 /* Internal relocations per external relocations.
800 For link purposes we use just 1 internal per
801 1 external, for assembly and slurp symbol table
805 3, /* log_file_align. */
808 bfd_elf64_write_out_phdrs,
809 bfd_elf64_write_shdrs_and_ehdr,
810 bfd_elf64_checksum_contents,
811 elf64_sparc_write_relocs,
812 bfd_elf64_swap_symbol_in,
813 bfd_elf64_swap_symbol_out,
814 elf64_sparc_slurp_reloc_table,
815 bfd_elf64_slurp_symbol_table,
816 bfd_elf64_swap_dyn_in,
817 bfd_elf64_swap_dyn_out,
818 bfd_elf64_swap_reloc_in,
819 bfd_elf64_swap_reloc_out,
820 bfd_elf64_swap_reloca_in,
821 bfd_elf64_swap_reloca_out
824 #define TARGET_BIG_SYM sparc_elf64_vec
825 #define TARGET_BIG_NAME "elf64-sparc"
826 #define ELF_ARCH bfd_arch_sparc
827 #define ELF_MAXPAGESIZE 0x100000
828 #define ELF_COMMONPAGESIZE 0x2000
830 /* This is the official ABI value. */
831 #define ELF_MACHINE_CODE EM_SPARCV9
833 /* This is the value that we used before the ABI was released. */
834 #define ELF_MACHINE_ALT1 EM_OLD_SPARCV9
836 #define elf_backend_reloc_type_class \
837 elf64_sparc_reloc_type_class
838 #define bfd_elf64_get_reloc_upper_bound \
839 elf64_sparc_get_reloc_upper_bound
840 #define bfd_elf64_get_dynamic_reloc_upper_bound \
841 elf64_sparc_get_dynamic_reloc_upper_bound
842 #define bfd_elf64_canonicalize_reloc \
843 elf64_sparc_canonicalize_reloc
844 #define bfd_elf64_canonicalize_dynamic_reloc \
845 elf64_sparc_canonicalize_dynamic_reloc
846 #define elf_backend_add_symbol_hook \
847 elf64_sparc_add_symbol_hook
848 #define elf_backend_get_symbol_type \
849 elf64_sparc_get_symbol_type
850 #define elf_backend_symbol_processing \
851 elf64_sparc_symbol_processing
852 #define elf_backend_print_symbol_all \
853 elf64_sparc_print_symbol_all
854 #define elf_backend_output_arch_syms \
855 elf64_sparc_output_arch_syms
856 #define bfd_elf64_bfd_merge_private_bfd_data \
857 elf64_sparc_merge_private_bfd_data
858 #define elf_backend_fake_sections \
859 elf64_sparc_fake_sections
860 #define elf_backend_size_info \
861 elf64_sparc_size_info
863 #define elf_backend_plt_sym_val \
864 _bfd_sparc_elf_plt_sym_val
865 #define bfd_elf64_bfd_link_hash_table_create \
866 _bfd_sparc_elf_link_hash_table_create
867 #define elf_info_to_howto \
868 _bfd_sparc_elf_info_to_howto
869 #define elf_backend_copy_indirect_symbol \
870 _bfd_sparc_elf_copy_indirect_symbol
871 #define bfd_elf64_bfd_reloc_type_lookup \
872 _bfd_sparc_elf_reloc_type_lookup
873 #define bfd_elf64_bfd_reloc_name_lookup \
874 _bfd_sparc_elf_reloc_name_lookup
875 #define bfd_elf64_bfd_relax_section \
876 _bfd_sparc_elf_relax_section
877 #define bfd_elf64_new_section_hook \
878 _bfd_sparc_elf_new_section_hook
880 #define elf_backend_create_dynamic_sections \
881 _bfd_sparc_elf_create_dynamic_sections
882 #define elf_backend_relocs_compatible \
883 _bfd_elf_relocs_compatible
884 #define elf_backend_check_relocs \
885 _bfd_sparc_elf_check_relocs
886 #define elf_backend_adjust_dynamic_symbol \
887 _bfd_sparc_elf_adjust_dynamic_symbol
888 #define elf_backend_omit_section_dynsym \
889 _bfd_sparc_elf_omit_section_dynsym
890 #define elf_backend_size_dynamic_sections \
891 _bfd_sparc_elf_size_dynamic_sections
892 #define elf_backend_relocate_section \
893 _bfd_sparc_elf_relocate_section
894 #define elf_backend_finish_dynamic_symbol \
895 _bfd_sparc_elf_finish_dynamic_symbol
896 #define elf_backend_finish_dynamic_sections \
897 _bfd_sparc_elf_finish_dynamic_sections
899 #define bfd_elf64_mkobject \
900 _bfd_sparc_elf_mkobject
901 #define elf_backend_object_p \
902 _bfd_sparc_elf_object_p
903 #define elf_backend_gc_mark_hook \
904 _bfd_sparc_elf_gc_mark_hook
905 #define elf_backend_gc_sweep_hook \
906 _bfd_sparc_elf_gc_sweep_hook
907 #define elf_backend_init_index_section \
908 _bfd_elf_init_1_index_section
910 #define elf_backend_can_gc_sections 1
911 #define elf_backend_can_refcount 1
912 #define elf_backend_want_got_plt 0
913 #define elf_backend_plt_readonly 0
914 #define elf_backend_want_plt_sym 1
915 #define elf_backend_got_header_size 8
916 #define elf_backend_rela_normal 1
918 /* Section 5.2.4 of the ABI specifies a 256-byte boundary for the table. */
919 #define elf_backend_plt_alignment 8
921 #include "elf64-target.h"
923 /* FreeBSD support */
924 #undef TARGET_BIG_SYM
925 #define TARGET_BIG_SYM sparc_elf64_fbsd_vec
926 #undef TARGET_BIG_NAME
927 #define TARGET_BIG_NAME "elf64-sparc-freebsd"
929 #define ELF_OSABI ELFOSABI_FREEBSD
932 #define elf64_bed elf64_sparc_fbsd_bed
934 #include "elf64-target.h"
938 #undef TARGET_BIG_SYM
939 #define TARGET_BIG_SYM sparc_elf64_sol2_vec
940 #undef TARGET_BIG_NAME
941 #define TARGET_BIG_NAME "elf64-sparc-sol2"
943 /* Restore default: we cannot use ELFOSABI_SOLARIS, otherwise ELFOSABI_NONE
944 objects won't be recognized. */
948 #define elf64_bed elf64_sparc_sol2_bed
950 /* The 64-bit static TLS arena size is rounded to the nearest 16-byte
952 #undef elf_backend_static_tls_alignment
953 #define elf_backend_static_tls_alignment 16
955 #include "elf64-target.h"