1 /* SPARC-specific support for 64-bit ELF
2 Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
3 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
5 This file is part of BFD, the Binary File Descriptor library.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
20 MA 02110-1301, USA. */
26 #include "elf/sparc.h"
27 #include "opcode/sparc.h"
28 #include "elfxx-sparc.h"
30 /* In case we're on a 32-bit machine, construct a 64-bit "-1" value. */
31 #define MINUS_ONE (~ (bfd_vma) 0)
33 /* Due to the way how we handle R_SPARC_OLO10, each entry in a SHT_RELA
34 section can represent up to two relocs, we must tell the user to allocate
38 elf64_sparc_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED, asection *sec)
40 return (sec->reloc_count * 2 + 1) * sizeof (arelent *);
44 elf64_sparc_get_dynamic_reloc_upper_bound (bfd *abfd)
46 return _bfd_elf_get_dynamic_reloc_upper_bound (abfd) * 2;
49 /* Read relocations for ASECT from REL_HDR. There are RELOC_COUNT of
50 them. We cannot use generic elf routines for this, because R_SPARC_OLO10
51 has secondary addend in ELF64_R_TYPE_DATA. We handle it as two relocations
52 for the same location, R_SPARC_LO10 and R_SPARC_13. */
55 elf64_sparc_slurp_one_reloc_table (bfd *abfd, asection *asect,
56 Elf_Internal_Shdr *rel_hdr,
57 asymbol **symbols, bfd_boolean dynamic)
60 bfd_byte *native_relocs;
67 allocated = (PTR) bfd_malloc (rel_hdr->sh_size);
68 if (allocated == NULL)
71 if (bfd_seek (abfd, rel_hdr->sh_offset, SEEK_SET) != 0
72 || bfd_bread (allocated, rel_hdr->sh_size, abfd) != rel_hdr->sh_size)
75 native_relocs = (bfd_byte *) allocated;
77 relents = asect->relocation + canon_reloc_count (asect);
79 entsize = rel_hdr->sh_entsize;
80 BFD_ASSERT (entsize == sizeof (Elf64_External_Rela));
82 count = rel_hdr->sh_size / entsize;
84 for (i = 0, relent = relents; i < count;
85 i++, relent++, native_relocs += entsize)
87 Elf_Internal_Rela rela;
90 bfd_elf64_swap_reloca_in (abfd, native_relocs, &rela);
92 /* The address of an ELF reloc is section relative for an object
93 file, and absolute for an executable file or shared library.
94 The address of a normal BFD reloc is always section relative,
95 and the address of a dynamic reloc is absolute.. */
96 if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0 || dynamic)
97 relent->address = rela.r_offset;
99 relent->address = rela.r_offset - asect->vma;
101 if (ELF64_R_SYM (rela.r_info) == 0)
102 relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
107 ps = symbols + ELF64_R_SYM (rela.r_info) - 1;
110 /* Canonicalize ELF section symbols. FIXME: Why? */
111 if ((s->flags & BSF_SECTION_SYM) == 0)
112 relent->sym_ptr_ptr = ps;
114 relent->sym_ptr_ptr = s->section->symbol_ptr_ptr;
117 relent->addend = rela.r_addend;
119 r_type = ELF64_R_TYPE_ID (rela.r_info);
120 if (r_type == R_SPARC_OLO10)
122 relent->howto = _bfd_sparc_elf_info_to_howto_ptr (R_SPARC_LO10);
123 relent[1].address = relent->address;
125 relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
126 relent->addend = ELF64_R_TYPE_DATA (rela.r_info);
127 relent->howto = _bfd_sparc_elf_info_to_howto_ptr (R_SPARC_13);
130 relent->howto = _bfd_sparc_elf_info_to_howto_ptr (r_type);
133 canon_reloc_count (asect) += relent - relents;
135 if (allocated != NULL)
141 if (allocated != NULL)
146 /* Read in and swap the external relocs. */
149 elf64_sparc_slurp_reloc_table (bfd *abfd, asection *asect,
150 asymbol **symbols, bfd_boolean dynamic)
152 struct bfd_elf_section_data * const d = elf_section_data (asect);
153 Elf_Internal_Shdr *rel_hdr;
154 Elf_Internal_Shdr *rel_hdr2;
157 if (asect->relocation != NULL)
162 if ((asect->flags & SEC_RELOC) == 0
163 || asect->reloc_count == 0)
166 rel_hdr = &d->rel_hdr;
167 rel_hdr2 = d->rel_hdr2;
169 BFD_ASSERT (asect->rel_filepos == rel_hdr->sh_offset
170 || (rel_hdr2 && asect->rel_filepos == rel_hdr2->sh_offset));
174 /* Note that ASECT->RELOC_COUNT tends not to be accurate in this
175 case because relocations against this section may use the
176 dynamic symbol table, and in that case bfd_section_from_shdr
177 in elf.c does not update the RELOC_COUNT. */
178 if (asect->size == 0)
181 rel_hdr = &d->this_hdr;
182 asect->reloc_count = NUM_SHDR_ENTRIES (rel_hdr);
186 amt = asect->reloc_count;
187 amt *= 2 * sizeof (arelent);
188 asect->relocation = (arelent *) bfd_alloc (abfd, amt);
189 if (asect->relocation == NULL)
192 /* The elf64_sparc_slurp_one_reloc_table routine increments
193 canon_reloc_count. */
194 canon_reloc_count (asect) = 0;
196 if (!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, PTR 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)->rel_hdr;
330 rela_hdr->sh_size = rela_hdr->sh_entsize * count;
331 rela_hdr->contents = (PTR) 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 (ELF_ST_TYPE (sym->st_info) == STT_REGISTER)
430 struct _bfd_sparc_elf_app_reg *p;
432 reg = (int)sym->st_value;
435 case 2: reg -= 2; break;
436 case 6: reg -= 4; break;
438 (*_bfd_error_handler)
439 (_("%B: Only registers %%g[2367] can be declared using STT_REGISTER"),
444 if (info->output_bfd->xvec != abfd->xvec
445 || (abfd->flags & DYNAMIC) != 0)
447 /* STT_REGISTER only works when linking an elf64_sparc object.
448 If STT_REGISTER comes from a dynamic object, don't put it into
449 the output bfd. The dynamic linker will recheck it. */
454 p = _bfd_sparc_elf_hash_table(info)->app_regs + reg;
456 if (p->name != NULL && strcmp (p->name, *namep))
458 (*_bfd_error_handler)
459 (_("Register %%g%d used incompatibly: %s in %B, previously %s in %B"),
460 abfd, p->abfd, (int) sym->st_value,
461 **namep ? *namep : "#scratch",
462 *p->name ? p->name : "#scratch");
470 struct elf_link_hash_entry *h;
472 h = (struct elf_link_hash_entry *)
473 bfd_link_hash_lookup (info->hash, *namep, FALSE, FALSE, FALSE);
477 unsigned char type = h->type;
481 (*_bfd_error_handler)
482 (_("Symbol `%s' has differing types: REGISTER in %B, previously %s in %B"),
483 abfd, p->abfd, *namep, stt_types[type]);
487 p->name = bfd_hash_allocate (&info->hash->table,
488 strlen (*namep) + 1);
492 strcpy (p->name, *namep);
496 p->bind = ELF_ST_BIND (sym->st_info);
498 p->shndx = sym->st_shndx;
502 if (p->bind == STB_WEAK
503 && ELF_ST_BIND (sym->st_info) == STB_GLOBAL)
505 p->bind = STB_GLOBAL;
512 else if (*namep && **namep
513 && info->output_bfd->xvec == abfd->xvec)
516 struct _bfd_sparc_elf_app_reg *p;
518 p = _bfd_sparc_elf_hash_table(info)->app_regs;
519 for (i = 0; i < 4; i++, p++)
520 if (p->name != NULL && ! strcmp (p->name, *namep))
522 unsigned char type = ELF_ST_TYPE (sym->st_info);
526 (*_bfd_error_handler)
527 (_("Symbol `%s' has differing types: %s in %B, previously REGISTER in %B"),
528 abfd, p->abfd, *namep, stt_types[type]);
535 /* This function takes care of emitting STT_REGISTER symbols
536 which we cannot easily keep in the symbol hash table. */
539 elf64_sparc_output_arch_syms (bfd *output_bfd ATTRIBUTE_UNUSED,
540 struct bfd_link_info *info,
542 int (*func) (PTR, const char *,
545 struct elf_link_hash_entry *))
548 struct _bfd_sparc_elf_app_reg *app_regs =
549 _bfd_sparc_elf_hash_table(info)->app_regs;
550 Elf_Internal_Sym sym;
552 /* We arranged in size_dynamic_sections to put the STT_REGISTER entries
553 at the end of the dynlocal list, so they came at the end of the local
554 symbols in the symtab. Except that they aren't STB_LOCAL, so we need
555 to back up symtab->sh_info. */
556 if (elf_hash_table (info)->dynlocal)
558 bfd * dynobj = elf_hash_table (info)->dynobj;
559 asection *dynsymsec = bfd_get_section_by_name (dynobj, ".dynsym");
560 struct elf_link_local_dynamic_entry *e;
562 for (e = elf_hash_table (info)->dynlocal; e ; e = e->next)
563 if (e->input_indx == -1)
567 elf_section_data (dynsymsec->output_section)->this_hdr.sh_info
572 if (info->strip == strip_all)
575 for (reg = 0; reg < 4; reg++)
576 if (app_regs [reg].name != NULL)
578 if (info->strip == strip_some
579 && bfd_hash_lookup (info->keep_hash,
581 FALSE, FALSE) == NULL)
584 sym.st_value = reg < 2 ? reg + 2 : reg + 4;
587 sym.st_info = ELF_ST_INFO (app_regs [reg].bind, STT_REGISTER);
588 sym.st_shndx = app_regs [reg].shndx;
589 if ((*func) (finfo, app_regs [reg].name, &sym,
590 sym.st_shndx == SHN_ABS
591 ? bfd_abs_section_ptr : bfd_und_section_ptr,
600 elf64_sparc_get_symbol_type (Elf_Internal_Sym *elf_sym, int type)
602 if (ELF_ST_TYPE (elf_sym->st_info) == STT_REGISTER)
608 /* A STB_GLOBAL,STT_REGISTER symbol should be BSF_GLOBAL
609 even in SHN_UNDEF section. */
612 elf64_sparc_symbol_processing (bfd *abfd ATTRIBUTE_UNUSED, asymbol *asym)
614 elf_symbol_type *elfsym;
616 elfsym = (elf_symbol_type *) asym;
617 if (elfsym->internal_elf_sym.st_info
618 == ELF_ST_INFO (STB_GLOBAL, STT_REGISTER))
620 asym->flags |= BSF_GLOBAL;
625 /* Functions for dealing with the e_flags field. */
627 /* Merge backend specific data from an object file to the output
628 object file when linking. */
631 elf64_sparc_merge_private_bfd_data (bfd *ibfd, bfd *obfd)
634 flagword new_flags, old_flags;
637 if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour
638 || bfd_get_flavour (obfd) != bfd_target_elf_flavour)
641 new_flags = elf_elfheader (ibfd)->e_flags;
642 old_flags = elf_elfheader (obfd)->e_flags;
644 if (!elf_flags_init (obfd)) /* First call, no flags set */
646 elf_flags_init (obfd) = TRUE;
647 elf_elfheader (obfd)->e_flags = new_flags;
650 else if (new_flags == old_flags) /* Compatible flags are ok */
653 else /* Incompatible flags */
657 #define EF_SPARC_ISA_EXTENSIONS \
658 (EF_SPARC_SUN_US1 | EF_SPARC_SUN_US3 | EF_SPARC_HAL_R1)
660 if ((ibfd->flags & DYNAMIC) != 0)
662 /* We don't want dynamic objects memory ordering and
663 architecture to have any role. That's what dynamic linker
665 new_flags &= ~(EF_SPARCV9_MM | EF_SPARC_ISA_EXTENSIONS);
666 new_flags |= (old_flags
667 & (EF_SPARCV9_MM | EF_SPARC_ISA_EXTENSIONS));
671 /* Choose the highest architecture requirements. */
672 old_flags |= (new_flags & EF_SPARC_ISA_EXTENSIONS);
673 new_flags |= (old_flags & EF_SPARC_ISA_EXTENSIONS);
674 if ((old_flags & (EF_SPARC_SUN_US1 | EF_SPARC_SUN_US3))
675 && (old_flags & EF_SPARC_HAL_R1))
678 (*_bfd_error_handler)
679 (_("%B: linking UltraSPARC specific with HAL specific code"),
682 /* Choose the most restrictive memory ordering. */
683 old_mm = (old_flags & EF_SPARCV9_MM);
684 new_mm = (new_flags & EF_SPARCV9_MM);
685 old_flags &= ~EF_SPARCV9_MM;
686 new_flags &= ~EF_SPARCV9_MM;
693 /* Warn about any other mismatches */
694 if (new_flags != old_flags)
697 (*_bfd_error_handler)
698 (_("%B: uses different e_flags (0x%lx) fields than previous modules (0x%lx)"),
699 ibfd, (long) new_flags, (long) old_flags);
702 elf_elfheader (obfd)->e_flags = old_flags;
706 bfd_set_error (bfd_error_bad_value);
713 /* MARCO: Set the correct entry size for the .stab section. */
716 elf64_sparc_fake_sections (bfd *abfd ATTRIBUTE_UNUSED,
717 Elf_Internal_Shdr *hdr ATTRIBUTE_UNUSED,
722 name = bfd_get_section_name (abfd, sec);
724 if (strcmp (name, ".stab") == 0)
726 /* Even in the 64bit case the stab entries are only 12 bytes long. */
727 elf_section_data (sec)->this_hdr.sh_entsize = 12;
733 /* Print a STT_REGISTER symbol to file FILE. */
736 elf64_sparc_print_symbol_all (bfd *abfd ATTRIBUTE_UNUSED, PTR filep,
739 FILE *file = (FILE *) filep;
742 if (ELF_ST_TYPE (((elf_symbol_type *) symbol)->internal_elf_sym.st_info)
746 reg = ((elf_symbol_type *) symbol)->internal_elf_sym.st_value;
747 type = symbol->flags;
748 fprintf (file, "REG_%c%c%11s%c%c R", "GOLI" [reg / 8], '0' + (reg & 7), "",
750 ? (type & BSF_GLOBAL) ? '!' : 'l'
751 : (type & BSF_GLOBAL) ? 'g' : ' '),
752 (type & BSF_WEAK) ? 'w' : ' ');
753 if (symbol->name == NULL || symbol->name [0] == '\0')
759 static enum elf_reloc_type_class
760 elf64_sparc_reloc_type_class (const Elf_Internal_Rela *rela)
762 switch ((int) ELF64_R_TYPE (rela->r_info))
764 case R_SPARC_RELATIVE:
765 return reloc_class_relative;
766 case R_SPARC_JMP_SLOT:
767 return reloc_class_plt;
769 return reloc_class_copy;
771 return reloc_class_normal;
775 /* Relocations in the 64 bit SPARC ELF ABI are more complex than in
776 standard ELF, because R_SPARC_OLO10 has secondary addend in
777 ELF64_R_TYPE_DATA field. This structure is used to redirect the
778 relocation handling routines. */
780 const struct elf_size_info elf64_sparc_size_info =
782 sizeof (Elf64_External_Ehdr),
783 sizeof (Elf64_External_Phdr),
784 sizeof (Elf64_External_Shdr),
785 sizeof (Elf64_External_Rel),
786 sizeof (Elf64_External_Rela),
787 sizeof (Elf64_External_Sym),
788 sizeof (Elf64_External_Dyn),
789 sizeof (Elf_External_Note),
790 4, /* hash-table entry size. */
791 /* Internal relocations per external relocations.
792 For link purposes we use just 1 internal per
793 1 external, for assembly and slurp symbol table
797 3, /* log_file_align. */
800 bfd_elf64_write_out_phdrs,
801 bfd_elf64_write_shdrs_and_ehdr,
802 bfd_elf64_checksum_contents,
803 elf64_sparc_write_relocs,
804 bfd_elf64_swap_symbol_in,
805 bfd_elf64_swap_symbol_out,
806 elf64_sparc_slurp_reloc_table,
807 bfd_elf64_slurp_symbol_table,
808 bfd_elf64_swap_dyn_in,
809 bfd_elf64_swap_dyn_out,
810 bfd_elf64_swap_reloc_in,
811 bfd_elf64_swap_reloc_out,
812 bfd_elf64_swap_reloca_in,
813 bfd_elf64_swap_reloca_out
816 #define TARGET_BIG_SYM bfd_elf64_sparc_vec
817 #define TARGET_BIG_NAME "elf64-sparc"
818 #define ELF_ARCH bfd_arch_sparc
819 #define ELF_MAXPAGESIZE 0x100000
820 #define ELF_COMMONPAGESIZE 0x2000
822 /* This is the official ABI value. */
823 #define ELF_MACHINE_CODE EM_SPARCV9
825 /* This is the value that we used before the ABI was released. */
826 #define ELF_MACHINE_ALT1 EM_OLD_SPARCV9
828 #define elf_backend_reloc_type_class \
829 elf64_sparc_reloc_type_class
830 #define bfd_elf64_get_reloc_upper_bound \
831 elf64_sparc_get_reloc_upper_bound
832 #define bfd_elf64_get_dynamic_reloc_upper_bound \
833 elf64_sparc_get_dynamic_reloc_upper_bound
834 #define bfd_elf64_canonicalize_reloc \
835 elf64_sparc_canonicalize_reloc
836 #define bfd_elf64_canonicalize_dynamic_reloc \
837 elf64_sparc_canonicalize_dynamic_reloc
838 #define elf_backend_add_symbol_hook \
839 elf64_sparc_add_symbol_hook
840 #define elf_backend_get_symbol_type \
841 elf64_sparc_get_symbol_type
842 #define elf_backend_symbol_processing \
843 elf64_sparc_symbol_processing
844 #define elf_backend_print_symbol_all \
845 elf64_sparc_print_symbol_all
846 #define elf_backend_output_arch_syms \
847 elf64_sparc_output_arch_syms
848 #define bfd_elf64_bfd_merge_private_bfd_data \
849 elf64_sparc_merge_private_bfd_data
850 #define elf_backend_fake_sections \
851 elf64_sparc_fake_sections
852 #define elf_backend_size_info \
853 elf64_sparc_size_info
855 #define elf_backend_plt_sym_val \
856 _bfd_sparc_elf_plt_sym_val
857 #define bfd_elf64_bfd_link_hash_table_create \
858 _bfd_sparc_elf_link_hash_table_create
859 #define elf_info_to_howto \
860 _bfd_sparc_elf_info_to_howto
861 #define elf_backend_copy_indirect_symbol \
862 _bfd_sparc_elf_copy_indirect_symbol
863 #define bfd_elf64_bfd_reloc_type_lookup \
864 _bfd_sparc_elf_reloc_type_lookup
865 #define bfd_elf64_bfd_reloc_name_lookup \
866 _bfd_sparc_elf_reloc_name_lookup
867 #define bfd_elf64_bfd_relax_section \
868 _bfd_sparc_elf_relax_section
869 #define bfd_elf64_new_section_hook \
870 _bfd_sparc_elf_new_section_hook
872 #define elf_backend_create_dynamic_sections \
873 _bfd_sparc_elf_create_dynamic_sections
874 #define elf_backend_relocs_compatible \
875 _bfd_elf_relocs_compatible
876 #define elf_backend_check_relocs \
877 _bfd_sparc_elf_check_relocs
878 #define elf_backend_adjust_dynamic_symbol \
879 _bfd_sparc_elf_adjust_dynamic_symbol
880 #define elf_backend_omit_section_dynsym \
881 _bfd_sparc_elf_omit_section_dynsym
882 #define elf_backend_size_dynamic_sections \
883 _bfd_sparc_elf_size_dynamic_sections
884 #define elf_backend_relocate_section \
885 _bfd_sparc_elf_relocate_section
886 #define elf_backend_finish_dynamic_symbol \
887 _bfd_sparc_elf_finish_dynamic_symbol
888 #define elf_backend_finish_dynamic_sections \
889 _bfd_sparc_elf_finish_dynamic_sections
891 #define bfd_elf64_mkobject \
892 _bfd_sparc_elf_mkobject
893 #define elf_backend_object_p \
894 _bfd_sparc_elf_object_p
895 #define elf_backend_gc_mark_hook \
896 _bfd_sparc_elf_gc_mark_hook
897 #define elf_backend_gc_sweep_hook \
898 _bfd_sparc_elf_gc_sweep_hook
899 #define elf_backend_init_index_section \
900 _bfd_elf_init_1_index_section
902 #define elf_backend_can_gc_sections 1
903 #define elf_backend_can_refcount 1
904 #define elf_backend_want_got_plt 0
905 #define elf_backend_plt_readonly 0
906 #define elf_backend_want_plt_sym 1
907 #define elf_backend_got_header_size 8
908 #define elf_backend_rela_normal 1
910 /* Section 5.2.4 of the ABI specifies a 256-byte boundary for the table. */
911 #define elf_backend_plt_alignment 8
913 #include "elf64-target.h"
915 /* FreeBSD support */
916 #undef TARGET_BIG_SYM
917 #define TARGET_BIG_SYM bfd_elf64_sparc_freebsd_vec
918 #undef TARGET_BIG_NAME
919 #define TARGET_BIG_NAME "elf64-sparc-freebsd"
921 #define ELF_OSABI ELFOSABI_FREEBSD
923 #undef elf_backend_post_process_headers
924 #define elf_backend_post_process_headers _bfd_elf_set_osabi
926 #define elf64_bed elf64_sparc_fbsd_bed
928 #include "elf64-target.h"