1 /* SuperH SH64-specific support for 32-bit ELF
2 Copyright (C) 2000-2016 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. */
26 #include "../opcodes/sh64-opc.h"
27 #include "elf32-sh64.h"
29 /* Add a suffix for datalabel indirection symbols. It must not match any
30 other symbols; user symbols with or without version or other
31 decoration. It must only be used internally and not emitted by any
33 #define DATALABEL_SUFFIX " DL"
35 /* Used to hold data for function called through bfd_map_over_sections. */
36 struct sh64_find_section_vma_data
42 static bfd_boolean sh64_elf_new_section_hook
44 static bfd_boolean sh64_elf_copy_private_data
46 static bfd_boolean sh64_elf_merge_private_data
47 (bfd *, struct bfd_link_info *);
48 static bfd_boolean sh64_elf_fake_sections
49 (bfd *, Elf_Internal_Shdr *, asection *);
50 static bfd_boolean sh64_elf_set_private_flags
52 static bfd_boolean sh64_elf_set_mach_from_flags
54 static bfd_boolean shmedia_prepare_reloc
55 (struct bfd_link_info *, bfd *, asection *, bfd_byte *,
56 const Elf_Internal_Rela *, bfd_vma *);
57 static int sh64_elf_get_symbol_type
58 (Elf_Internal_Sym *, int);
59 static bfd_boolean sh64_elf_add_symbol_hook
60 (bfd *, struct bfd_link_info *, Elf_Internal_Sym *, const char **,
61 flagword *, asection **, bfd_vma *);
62 static int sh64_elf_link_output_symbol_hook
63 (struct bfd_link_info *, const char *, Elf_Internal_Sym *, asection *,
64 struct elf_link_hash_entry *);
65 static bfd_boolean sh64_backend_section_from_shdr
66 (bfd *, Elf_Internal_Shdr *, const char *, int);
67 static void sh64_elf_final_write_processing
69 static bfd_boolean sh64_bfd_elf_copy_private_section_data
70 (bfd *, asection *, bfd *, asection *);
71 static void sh64_find_section_for_address
72 (bfd *, asection *, void *);
74 /* Let elf32-sh.c handle the "bfd_" definitions, so we only have to
75 intrude with an #ifndef around the function definition. */
76 #define sh_elf_copy_private_data sh64_elf_copy_private_data
77 #define sh_elf_merge_private_data sh64_elf_merge_private_data
78 #define sh_elf_set_private_flags sh64_elf_set_private_flags
79 /* Typo in elf32-sh.c (and unlinear name). */
80 #define bfd_elf32_bfd_set_private_flags sh64_elf_set_private_flags
81 #define sh_elf_set_mach_from_flags sh64_elf_set_mach_from_flags
83 #define elf_backend_sign_extend_vma 1
84 #define elf_backend_fake_sections sh64_elf_fake_sections
85 #define elf_backend_get_symbol_type sh64_elf_get_symbol_type
86 #define elf_backend_add_symbol_hook sh64_elf_add_symbol_hook
87 #define elf_backend_link_output_symbol_hook \
88 sh64_elf_link_output_symbol_hook
89 #define elf_backend_merge_symbol_attribute sh64_elf_merge_symbol_attribute
90 #define elf_backend_final_write_processing sh64_elf_final_write_processing
91 #define elf_backend_section_from_shdr sh64_backend_section_from_shdr
92 #define elf_backend_special_sections sh64_elf_special_sections
93 #define elf_backend_section_flags sh64_elf_section_flags
95 #define bfd_elf32_new_section_hook sh64_elf_new_section_hook
97 /* For objcopy, we need to set up sh64_elf_section_data (asection *) from
98 incoming section flags. This is otherwise done in sh64elf.em when
99 linking or tc-sh64.c when assembling. */
100 #define bfd_elf32_bfd_copy_private_section_data \
101 sh64_bfd_elf_copy_private_section_data
103 /* This COFF-only function (only compiled with COFF support, making
104 ELF-only chains problematic) returns TRUE early for SH4, so let's just
105 define it TRUE here. */
106 #define _bfd_sh_align_load_span(a,b,c,d,e,f,g,h,i,j) \
107 ((void) f, (void) h, (void) i, TRUE)
109 #define GOT_BIAS (-((long)-32768))
110 #define INCLUDE_SHMEDIA
111 #define SH_TARGET_ALREADY_DEFINED
112 #include "elf32-sh.c"
114 /* Tack some extra info on struct bfd_elf_section_data. */
117 sh64_elf_new_section_hook (bfd *abfd, asection *sec)
119 if (!sec->used_by_bfd)
121 struct _sh64_elf_section_data *sdata;
122 bfd_size_type amt = sizeof (*sdata);
124 sdata = bfd_zalloc (abfd, amt);
127 sec->used_by_bfd = sdata;
130 return _bfd_elf_new_section_hook (abfd, sec);
133 /* Set the SHF_SH5_ISA32 flag for ISA SHmedia code sections, and pass
134 through SHT_SH5_CR_SORTED on a sorted .cranges section. */
137 sh64_elf_fake_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
138 Elf_Internal_Shdr *elf_section_hdr,
141 if (sh64_elf_section_data (asect)->sh64_info != NULL)
142 elf_section_hdr->sh_flags
143 |= sh64_elf_section_data (asect)->sh64_info->contents_flags;
145 /* If this section has the SEC_SORT_ENTRIES flag set, it is a sorted
146 .cranges section passing through objcopy. */
147 if ((bfd_get_section_flags (output_bfd, asect) & SEC_SORT_ENTRIES) != 0
148 && strcmp (bfd_get_section_name (output_bfd, asect),
149 SH64_CRANGES_SECTION_NAME) == 0)
150 elf_section_hdr->sh_type = SHT_SH5_CR_SORTED;
156 sh64_elf_set_mach_from_flags (bfd *abfd)
158 flagword flags = elf_elfheader (abfd)->e_flags;
160 switch (flags & EF_SH_MACH_MASK)
163 /* These are fit to execute on SH5. Just one but keep the switch
164 construct to make additions easy. */
165 bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh5);
169 bfd_set_error (bfd_error_wrong_format);
177 sh64_elf_section_flags (flagword *flags,
178 const Elf_Internal_Shdr *hdr)
180 if (hdr->bfd_section == NULL)
183 if (strcmp (hdr->bfd_section->name, SH64_CRANGES_SECTION_NAME) == 0)
184 *flags |= SEC_DEBUGGING;
190 sh64_elf_copy_private_data (bfd * ibfd, bfd * obfd)
192 if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour
193 || bfd_get_flavour (obfd) != bfd_target_elf_flavour)
196 BFD_ASSERT (!elf_flags_init (obfd)
197 || (elf_elfheader (obfd)->e_flags
198 == elf_elfheader (ibfd)->e_flags));
200 elf_elfheader (obfd)->e_flags = elf_elfheader (ibfd)->e_flags;
202 return _bfd_elf_copy_private_bfd_data (ibfd, obfd);
206 sh64_elf_merge_private_data (bfd *ibfd, struct bfd_link_info *info)
208 bfd *obfd = info->output_bfd;
209 flagword old_flags, new_flags;
211 if (! _bfd_generic_verify_endian_match (ibfd, info))
214 if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour
215 || bfd_get_flavour (obfd) != bfd_target_elf_flavour)
218 if (bfd_get_arch_size (ibfd) != bfd_get_arch_size (obfd))
222 if (bfd_get_arch_size (ibfd) == 32
223 && bfd_get_arch_size (obfd) == 64)
224 msg = _("%s: compiled as 32-bit object and %s is 64-bit");
225 else if (bfd_get_arch_size (ibfd) == 64
226 && bfd_get_arch_size (obfd) == 32)
227 msg = _("%s: compiled as 64-bit object and %s is 32-bit");
229 msg = _("%s: object size does not match that of target %s");
231 _bfd_error_handler (msg, bfd_get_filename (ibfd),
232 bfd_get_filename (obfd));
233 bfd_set_error (bfd_error_wrong_format);
237 old_flags = elf_elfheader (obfd)->e_flags;
238 new_flags = elf_elfheader (ibfd)->e_flags;
239 if (! elf_flags_init (obfd))
241 /* This happens when ld starts out with a 'blank' output file. */
242 elf_flags_init (obfd) = TRUE;
243 elf_elfheader (obfd)->e_flags = old_flags = new_flags;
245 /* We don't allow linking in non-SH64 code. */
246 else if ((new_flags & EF_SH_MACH_MASK) != EF_SH5)
249 ("%s: uses non-SH64 instructions while previous modules use SH64 instructions",
250 bfd_get_filename (ibfd));
251 bfd_set_error (bfd_error_bad_value);
255 /* I can't think of anything sane other than old_flags being EF_SH5 and
256 that we need to preserve that. */
257 elf_elfheader (obfd)->e_flags = old_flags;
258 return sh64_elf_set_mach_from_flags (obfd);
261 /* Handle a SH64-specific section when reading an object file. This
262 is called when bfd_section_from_shdr finds a section with an unknown
265 We only recognize SHT_SH5_CR_SORTED, on the .cranges section. */
268 sh64_backend_section_from_shdr (bfd *abfd, Elf_Internal_Shdr *hdr,
269 const char *name, int shindex)
273 /* We do like MIPS with a bit switch for recognized types, and returning
274 FALSE for a recognized section type with an unexpected name. Right
275 now we only have one recognized type, but that might change. */
276 switch (hdr->sh_type)
278 case SHT_SH5_CR_SORTED:
279 if (strcmp (name, SH64_CRANGES_SECTION_NAME) != 0)
282 /* We set the SEC_SORT_ENTRIES flag so it can be passed on to
283 sh64_elf_fake_sections, keeping SHT_SH5_CR_SORTED if this object
284 passes through objcopy. Perhaps it is brittle; the flag can
285 suddenly be used by other BFD parts, but it seems not really used
286 anywhere at the moment. */
287 flags = SEC_DEBUGGING | SEC_SORT_ENTRIES;
294 if (! _bfd_elf_make_section_from_shdr (abfd, hdr, name, shindex))
298 && ! bfd_set_section_flags (abfd, hdr->bfd_section,
299 bfd_get_section_flags (abfd,
307 /* In contrast to sh64_backend_section_from_shdr, this is called for all
308 sections, but only when copying sections, not when linking or
309 assembling. We need to set up the sh64_elf_section_data (asection *)
310 structure for the SH64 ELF section flags to be copied correctly. */
313 sh64_bfd_elf_copy_private_section_data (bfd *ibfd, asection *isec,
314 bfd *obfd, asection *osec)
316 struct sh64_section_data *sh64_sec_data;
318 if (ibfd->xvec->flavour != bfd_target_elf_flavour
319 || obfd->xvec->flavour != bfd_target_elf_flavour)
322 if (! _bfd_elf_copy_private_section_data (ibfd, isec, obfd, osec))
325 sh64_sec_data = sh64_elf_section_data (isec)->sh64_info;
326 if (sh64_sec_data == NULL)
328 sh64_sec_data = bfd_zmalloc (sizeof (struct sh64_section_data));
330 if (sh64_sec_data == NULL)
333 sh64_sec_data->contents_flags
334 = (elf_section_data (isec)->this_hdr.sh_flags
335 & (SHF_SH5_ISA32 | SHF_SH5_ISA32_MIXED));
337 sh64_elf_section_data (osec)->sh64_info = sh64_sec_data;
343 /* Function to keep SH64 specific file flags. */
346 sh64_elf_set_private_flags (bfd *abfd, flagword flags)
348 BFD_ASSERT (! elf_flags_init (abfd)
349 || elf_elfheader (abfd)->e_flags == flags);
351 elf_elfheader (abfd)->e_flags = flags;
352 elf_flags_init (abfd) = TRUE;
353 return sh64_elf_set_mach_from_flags (abfd);
356 /* Called when writing out an object file to decide the type of a symbol. */
359 sh64_elf_get_symbol_type (Elf_Internal_Sym *elf_sym, int type)
361 if (ELF_ST_TYPE (elf_sym->st_info) == STT_DATALABEL)
362 return STT_DATALABEL;
367 /* Hook called by the linker routine which adds symbols from an object
368 file. We must make indirect symbols for undefined symbols marked with
369 STT_DATALABEL, so relocations passing them will pick up that attribute
370 and neutralize STO_SH5_ISA32 found on the symbol definition.
372 There is a problem, though: We want to fill in the hash-table entry for
373 this symbol and signal to the caller that no further processing is
374 needed. But we don't have the index for this hash-table entry. We
375 rely here on that the current entry is the first hash-entry with NULL,
376 which seems brittle. Also, iterating over the hash-table to find that
377 entry is a linear operation on the number of symbols in this input
378 file, and this function should take constant time, so that's not good
379 too. Only comfort is that DataLabel references should only be found in
380 hand-written assembly code and thus be rare. FIXME: Talk maintainers
381 into adding an option to elf_add_symbol_hook (preferably) for the index
382 or the hash entry, alternatively adding the index to Elf_Internal_Sym
386 sh64_elf_add_symbol_hook (bfd *abfd, struct bfd_link_info *info,
387 Elf_Internal_Sym *sym, const char **namep,
388 flagword *flagsp ATTRIBUTE_UNUSED,
389 asection **secp, bfd_vma *valp)
391 /* We want to do this for relocatable as well as final linking. */
392 if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL
393 && is_elf_hash_table (info->hash))
395 struct elf_link_hash_entry *h;
397 /* For relocatable links, we register the DataLabel sym in its own
398 right, and tweak the name when it's output. Otherwise, we make
399 an indirect symbol of it. */
401 = bfd_link_relocatable (info) || info->emitrelocations
402 ? BSF_GLOBAL : BSF_GLOBAL | BSF_INDIRECT;
405 = bfd_malloc (strlen (*namep) + sizeof (DATALABEL_SUFFIX));
406 struct elf_link_hash_entry ** sym_hash = elf_sym_hashes (abfd);
408 BFD_ASSERT (sym_hash != NULL);
410 /* Allocation may fail. */
414 strcpy (dl_name, *namep);
415 strcat (dl_name, DATALABEL_SUFFIX);
417 h = (struct elf_link_hash_entry *)
418 bfd_link_hash_lookup (info->hash, dl_name, FALSE, FALSE, FALSE);
422 /* No previous datalabel symbol. Make one. */
423 struct bfd_link_hash_entry *bh = NULL;
424 const struct elf_backend_data *bed = get_elf_backend_data (abfd);
426 if (! _bfd_generic_link_add_one_symbol (info, abfd, dl_name,
435 h = (struct elf_link_hash_entry *) bh;
437 h->type = STT_DATALABEL;
440 /* If a new symbol was created, it holds the allocated name.
441 Otherwise, we don't need it anymore and should deallocate it. */
444 if (h->type != STT_DATALABEL
445 || ((bfd_link_relocatable (info) || info->emitrelocations)
446 && h->root.type != bfd_link_hash_undefined)
447 || (! bfd_link_relocatable (info) && !info->emitrelocations
448 && h->root.type != bfd_link_hash_indirect))
450 /* Make sure we don't get confused on invalid input. */
452 (_("%s: encountered datalabel symbol in input"),
453 bfd_get_filename (abfd));
454 bfd_set_error (bfd_error_bad_value);
458 /* Now find the hash-table slot for this entry and fill it in. */
459 while (*sym_hash != NULL)
463 /* Signal to caller to skip this symbol - we've handled it. */
470 /* This hook function is called before the linker writes out a global
471 symbol. For relocatable links, DataLabel symbols will be present in
472 linker output. We cut off the special suffix on those symbols, so the
473 right name appears in the output.
475 When linking and emitting relocations, there can appear global symbols
476 that are not referenced by relocs, but rather only implicitly through
477 DataLabel references, a relation that is not visible to the linker.
478 Since no stripping of global symbols in done when doing such linking,
479 we don't need to look up and make sure to emit the main symbol for each
483 sh64_elf_link_output_symbol_hook (struct bfd_link_info *info,
485 Elf_Internal_Sym *sym,
486 asection *input_sec ATTRIBUTE_UNUSED,
487 struct elf_link_hash_entry *h ATTRIBUTE_UNUSED)
489 char *name = (char *) cname;
491 if (bfd_link_relocatable (info) || info->emitrelocations)
493 if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL)
494 name[strlen (name) - strlen (DATALABEL_SUFFIX)] = 0;
500 /* Check a SH64-specific reloc and put the value to relocate to into
501 RELOCATION, ready to pass to _bfd_final_link_relocate. Return FALSE if
502 bad value, TRUE if ok. */
505 shmedia_prepare_reloc (struct bfd_link_info *info, bfd *abfd,
506 asection *input_section, bfd_byte *contents,
507 const Elf_Internal_Rela *rel, bfd_vma *relocation)
509 bfd_vma disp, dropped;
511 switch (ELF32_R_TYPE (rel->r_info))
514 /* Check the lowest bit of the destination field. If it is 1, we
515 check the ISA type of the destination (i.e. the low bit of the
516 "relocation" value, and emit an error if the instruction does not
517 match). If it is 0, we change a PTA to PTB. There should never
518 be a PTB that should change to a PTA; that indicates a toolchain
519 error; a mismatch with GAS. */
522 bfd_vma insn = bfd_get_32 (abfd, contents + rel->r_offset);
524 if (insn & (1 << 10))
526 /* Check matching insn and ISA (address of target). */
527 if ((insn & SHMEDIA_PTB_BIT) != 0
528 && ((*relocation + rel->r_addend) & 1) != 0)
529 msg = _("PTB mismatch: a SHmedia address (bit 0 == 1)");
530 else if ((insn & SHMEDIA_PTB_BIT) == 0
531 && ((*relocation + rel->r_addend) & 1) == 0)
532 msg = _("PTA mismatch: a SHcompact address (bit 0 == 0)");
535 (*info->callbacks->reloc_dangerous)
536 (info, msg, abfd, input_section, rel->r_offset);
540 /* We shouldn't get here with a PTB insn and a R_SH_PT_16. It
541 means GAS output does not match expectations; a PTA or PTB
542 expressed as such (or a PT found at assembly to be PTB)
543 would match the test above, and PT expansion with an
544 unknown destination (or when relaxing) will get us here. */
545 if ((insn & SHMEDIA_PTB_BIT) != 0)
548 (_("%s: GAS error: unexpected PTB insn with R_SH_PT_16"),
549 bfd_get_filename (input_section->owner));
553 /* Change the PTA to a PTB, if destination indicates so. */
554 if (((*relocation + rel->r_addend) & 1) == 0)
555 bfd_put_32 (abfd, insn | SHMEDIA_PTB_BIT,
556 contents + rel->r_offset);
560 case R_SH_SHMEDIA_CODE:
571 case R_SH_IMM_LOW16_PCREL:
572 case R_SH_IMM_MEDLOW16:
573 case R_SH_IMM_MEDLOW16_PCREL:
574 case R_SH_IMM_MEDHI16:
575 case R_SH_IMM_MEDHI16_PCREL:
577 case R_SH_IMM_HI16_PCREL:
586 disp = (*relocation & 0xf);
588 switch (ELF32_R_TYPE (rel->r_info))
590 case R_SH_DIR10SW: dropped = disp & 1; break;
591 case R_SH_DIR10SL: dropped = disp & 3; break;
592 case R_SH_DIR10SQ: dropped = disp & 7; break;
597 (_("%B: error: unaligned relocation type %d at %08x reloc %p\n"),
598 input_section->owner, ELF32_R_TYPE (rel->r_info),
599 (unsigned) rel->r_offset, relocation);
606 /* Helper function to locate the section holding a certain address. This
607 is called via bfd_map_over_sections. */
610 sh64_find_section_for_address (bfd *abfd ATTRIBUTE_UNUSED,
611 asection *section, void *data)
616 struct sh64_find_section_vma_data *fsec_datap
617 = (struct sh64_find_section_vma_data *) data;
619 /* Return if already found. */
620 if (fsec_datap->section)
623 /* If this section isn't part of the addressable contents, skip it. */
624 if ((bfd_get_section_flags (abfd, section) & SEC_ALLOC) == 0)
627 vma = bfd_get_section_vma (abfd, section);
628 if (fsec_datap->addr < vma)
631 size = section->size;
632 if (fsec_datap->addr >= vma + size)
635 fsec_datap->section = section;
638 /* Make sure to write out the generated entries in the .cranges section
639 when doing partial linking, and set bit 0 on the entry address if it
640 points to SHmedia code and write sorted .cranges entries when writing
641 executables (final linking and objcopy). */
644 sh64_elf_final_write_processing (bfd *abfd,
645 bfd_boolean linker ATTRIBUTE_UNUSED)
647 bfd_vma ld_generated_cranges_size;
649 = bfd_get_section_by_name (abfd, SH64_CRANGES_SECTION_NAME);
651 /* If no new .cranges were added, the generic ELF linker parts will
652 write it all out. If not, we need to write them out when doing
653 partial linking. For a final link, we will sort them and write them
654 all out further below. */
657 && elf_elfheader (abfd)->e_type != ET_EXEC
658 && (ld_generated_cranges_size
659 = sh64_elf_section_data (cranges)->sh64_info->cranges_growth) != 0)
661 bfd_vma incoming_cranges_size
662 = cranges->size - ld_generated_cranges_size;
664 if (! bfd_set_section_contents (abfd, cranges,
666 + incoming_cranges_size,
667 cranges->output_offset
668 + incoming_cranges_size,
669 ld_generated_cranges_size))
671 bfd_set_error (bfd_error_file_truncated);
673 (_("%s: could not write out added .cranges entries"),
674 bfd_get_filename (abfd));
678 /* Only set entry address bit 0 and sort .cranges when linking to an
679 executable; never with objcopy or strip. */
680 if (linker && elf_elfheader (abfd)->e_type == ET_EXEC)
682 struct sh64_find_section_vma_data fsec_data;
683 sh64_elf_crange dummy;
685 /* For a final link, set the low bit of the entry address to
686 reflect whether or not it is a SHmedia address.
687 FIXME: Perhaps we shouldn't do this if the entry address was
688 supplied numerically, but we currently lack the infrastructure to
689 recognize that: The entry symbol, and info whether it is numeric
690 or a symbol name is kept private in the linker. */
691 fsec_data.addr = elf_elfheader (abfd)->e_entry;
692 fsec_data.section = NULL;
694 bfd_map_over_sections (abfd, sh64_find_section_for_address,
696 if (fsec_data.section
697 && (sh64_get_contents_type (fsec_data.section,
698 elf_elfheader (abfd)->e_entry,
699 &dummy) == CRT_SH5_ISA32))
700 elf_elfheader (abfd)->e_entry |= 1;
702 /* If we have a .cranges section, sort the entries. */
705 bfd_size_type cranges_size = cranges->size;
707 /* We know we always have these in memory at this time. */
708 BFD_ASSERT (cranges->contents != NULL);
710 /* The .cranges may already have been sorted in the process of
711 finding out the ISA-type of the entry address. If not, we do
713 if (elf_section_data (cranges)->this_hdr.sh_type
714 != SHT_SH5_CR_SORTED)
716 qsort (cranges->contents, cranges_size / SH64_CRANGE_SIZE,
718 bfd_big_endian (cranges->owner)
719 ? _bfd_sh64_crange_qsort_cmpb
720 : _bfd_sh64_crange_qsort_cmpl);
721 elf_section_data (cranges)->this_hdr.sh_type
725 /* We need to write it out in whole as sorted. */
726 if (! bfd_set_section_contents (abfd, cranges,
728 cranges->output_offset,
731 bfd_set_error (bfd_error_file_truncated);
733 (_("%s: could not write out sorted .cranges entries"),
734 bfd_get_filename (abfd));
740 /* Merge non visibility st_other attribute when the symbol comes from
743 sh64_elf_merge_symbol_attribute (struct elf_link_hash_entry *h,
744 const Elf_Internal_Sym *isym,
745 bfd_boolean definition,
746 bfd_boolean dynamic ATTRIBUTE_UNUSED)
748 if ((isym->st_other & ~ELF_ST_VISIBILITY (-1)) != 0)
752 /* Take the balance of OTHER from the definition. */
753 other = (definition ? isym->st_other : h->other);
754 other &= ~ ELF_ST_VISIBILITY (-1);
755 h->other = other | ELF_ST_VISIBILITY (h->other);
761 static const struct bfd_elf_special_section sh64_elf_special_sections[] =
763 { STRING_COMMA_LEN (".cranges"), 0, SHT_PROGBITS, 0 },
767 #undef TARGET_BIG_SYM
768 #define TARGET_BIG_SYM sh64_elf32_vec
769 #undef TARGET_BIG_NAME
770 #define TARGET_BIG_NAME "elf32-sh64"
771 #undef TARGET_LITTLE_SYM
772 #define TARGET_LITTLE_SYM sh64_elf32_le_vec
773 #undef TARGET_LITTLE_NAME
774 #define TARGET_LITTLE_NAME "elf32-sh64l"
776 #include "elf32-target.h"
778 /* NetBSD support. */
779 #undef TARGET_BIG_SYM
780 #define TARGET_BIG_SYM sh64_elf32_nbsd_vec
781 #undef TARGET_BIG_NAME
782 #define TARGET_BIG_NAME "elf32-sh64-nbsd"
783 #undef TARGET_LITTLE_SYM
784 #define TARGET_LITTLE_SYM sh64_elf32_nbsd_le_vec
785 #undef TARGET_LITTLE_NAME
786 #define TARGET_LITTLE_NAME "elf32-sh64l-nbsd"
787 #undef ELF_MAXPAGESIZE
788 #define ELF_MAXPAGESIZE 0x10000
789 #undef ELF_COMMONPAGESIZE
790 #undef elf_symbol_leading_char
791 #define elf_symbol_leading_char 0
793 #define elf32_bed elf32_sh64_nbsd_bed
795 #include "elf32-target.h"
798 #undef TARGET_BIG_SYM
799 #define TARGET_BIG_SYM sh64_elf32_linux_be_vec
800 #undef TARGET_BIG_NAME
801 #define TARGET_BIG_NAME "elf32-sh64big-linux"
802 #undef TARGET_LITTLE_SYM
803 #define TARGET_LITTLE_SYM sh64_elf32_linux_vec
804 #undef TARGET_LITTLE_NAME
805 #define TARGET_LITTLE_NAME "elf32-sh64-linux"
807 #define elf32_bed elf32_sh64_lin_bed
808 #undef ELF_COMMONPAGESIZE
809 #define ELF_COMMONPAGESIZE 0x1000
811 #include "elf32-target.h"