1 /* SuperH SH64-specific support for 32-bit ELF
2 Copyright (C) 2000-2015 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
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, bfd *obfd)
208 flagword old_flags, new_flags;
210 if (! _bfd_generic_verify_endian_match (ibfd, obfd))
213 if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour
214 || bfd_get_flavour (obfd) != bfd_target_elf_flavour)
217 if (bfd_get_arch_size (ibfd) != bfd_get_arch_size (obfd))
221 if (bfd_get_arch_size (ibfd) == 32
222 && bfd_get_arch_size (obfd) == 64)
223 msg = _("%s: compiled as 32-bit object and %s is 64-bit");
224 else if (bfd_get_arch_size (ibfd) == 64
225 && bfd_get_arch_size (obfd) == 32)
226 msg = _("%s: compiled as 64-bit object and %s is 32-bit");
228 msg = _("%s: object size does not match that of target %s");
230 (*_bfd_error_handler) (msg, bfd_get_filename (ibfd),
231 bfd_get_filename (obfd));
232 bfd_set_error (bfd_error_wrong_format);
236 old_flags = elf_elfheader (obfd)->e_flags;
237 new_flags = elf_elfheader (ibfd)->e_flags;
238 if (! elf_flags_init (obfd))
240 /* This happens when ld starts out with a 'blank' output file. */
241 elf_flags_init (obfd) = TRUE;
242 elf_elfheader (obfd)->e_flags = old_flags = new_flags;
244 /* We don't allow linking in non-SH64 code. */
245 else if ((new_flags & EF_SH_MACH_MASK) != EF_SH5)
247 (*_bfd_error_handler)
248 ("%s: uses non-SH64 instructions while previous modules use SH64 instructions",
249 bfd_get_filename (ibfd));
250 bfd_set_error (bfd_error_bad_value);
254 /* I can't think of anything sane other than old_flags being EF_SH5 and
255 that we need to preserve that. */
256 elf_elfheader (obfd)->e_flags = old_flags;
257 return sh64_elf_set_mach_from_flags (obfd);
260 /* Handle a SH64-specific section when reading an object file. This
261 is called when bfd_section_from_shdr finds a section with an unknown
264 We only recognize SHT_SH5_CR_SORTED, on the .cranges section. */
267 sh64_backend_section_from_shdr (bfd *abfd, Elf_Internal_Shdr *hdr,
268 const char *name, int shindex)
272 /* We do like MIPS with a bit switch for recognized types, and returning
273 FALSE for a recognized section type with an unexpected name. Right
274 now we only have one recognized type, but that might change. */
275 switch (hdr->sh_type)
277 case SHT_SH5_CR_SORTED:
278 if (strcmp (name, SH64_CRANGES_SECTION_NAME) != 0)
281 /* We set the SEC_SORT_ENTRIES flag so it can be passed on to
282 sh64_elf_fake_sections, keeping SHT_SH5_CR_SORTED if this object
283 passes through objcopy. Perhaps it is brittle; the flag can
284 suddenly be used by other BFD parts, but it seems not really used
285 anywhere at the moment. */
286 flags = SEC_DEBUGGING | SEC_SORT_ENTRIES;
293 if (! _bfd_elf_make_section_from_shdr (abfd, hdr, name, shindex))
297 && ! bfd_set_section_flags (abfd, hdr->bfd_section,
298 bfd_get_section_flags (abfd,
306 /* In contrast to sh64_backend_section_from_shdr, this is called for all
307 sections, but only when copying sections, not when linking or
308 assembling. We need to set up the sh64_elf_section_data (asection *)
309 structure for the SH64 ELF section flags to be copied correctly. */
312 sh64_bfd_elf_copy_private_section_data (bfd *ibfd, asection *isec,
313 bfd *obfd, asection *osec)
315 struct sh64_section_data *sh64_sec_data;
317 if (ibfd->xvec->flavour != bfd_target_elf_flavour
318 || obfd->xvec->flavour != bfd_target_elf_flavour)
321 if (! _bfd_elf_copy_private_section_data (ibfd, isec, obfd, osec))
324 sh64_sec_data = sh64_elf_section_data (isec)->sh64_info;
325 if (sh64_sec_data == NULL)
327 sh64_sec_data = bfd_zmalloc (sizeof (struct sh64_section_data));
329 if (sh64_sec_data == NULL)
332 sh64_sec_data->contents_flags
333 = (elf_section_data (isec)->this_hdr.sh_flags
334 & (SHF_SH5_ISA32 | SHF_SH5_ISA32_MIXED));
336 sh64_elf_section_data (osec)->sh64_info = sh64_sec_data;
342 /* Function to keep SH64 specific file flags. */
345 sh64_elf_set_private_flags (bfd *abfd, flagword flags)
347 BFD_ASSERT (! elf_flags_init (abfd)
348 || elf_elfheader (abfd)->e_flags == flags);
350 elf_elfheader (abfd)->e_flags = flags;
351 elf_flags_init (abfd) = TRUE;
352 return sh64_elf_set_mach_from_flags (abfd);
355 /* Called when writing out an object file to decide the type of a symbol. */
358 sh64_elf_get_symbol_type (Elf_Internal_Sym *elf_sym, int type)
360 if (ELF_ST_TYPE (elf_sym->st_info) == STT_DATALABEL)
361 return STT_DATALABEL;
366 /* Hook called by the linker routine which adds symbols from an object
367 file. We must make indirect symbols for undefined symbols marked with
368 STT_DATALABEL, so relocations passing them will pick up that attribute
369 and neutralize STO_SH5_ISA32 found on the symbol definition.
371 There is a problem, though: We want to fill in the hash-table entry for
372 this symbol and signal to the caller that no further processing is
373 needed. But we don't have the index for this hash-table entry. We
374 rely here on that the current entry is the first hash-entry with NULL,
375 which seems brittle. Also, iterating over the hash-table to find that
376 entry is a linear operation on the number of symbols in this input
377 file, and this function should take constant time, so that's not good
378 too. Only comfort is that DataLabel references should only be found in
379 hand-written assembly code and thus be rare. FIXME: Talk maintainers
380 into adding an option to elf_add_symbol_hook (preferably) for the index
381 or the hash entry, alternatively adding the index to Elf_Internal_Sym
385 sh64_elf_add_symbol_hook (bfd *abfd, struct bfd_link_info *info,
386 Elf_Internal_Sym *sym, const char **namep,
387 flagword *flagsp ATTRIBUTE_UNUSED,
388 asection **secp, bfd_vma *valp)
390 /* We want to do this for relocatable as well as final linking. */
391 if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL
392 && is_elf_hash_table (info->hash))
394 struct elf_link_hash_entry *h;
396 /* For relocatable links, we register the DataLabel sym in its own
397 right, and tweak the name when it's output. Otherwise, we make
398 an indirect symbol of it. */
400 = info->relocatable || info->emitrelocations
401 ? BSF_GLOBAL : BSF_GLOBAL | BSF_INDIRECT;
404 = bfd_malloc (strlen (*namep) + sizeof (DATALABEL_SUFFIX));
405 struct elf_link_hash_entry ** sym_hash = elf_sym_hashes (abfd);
407 BFD_ASSERT (sym_hash != NULL);
409 /* Allocation may fail. */
413 strcpy (dl_name, *namep);
414 strcat (dl_name, DATALABEL_SUFFIX);
416 h = (struct elf_link_hash_entry *)
417 bfd_link_hash_lookup (info->hash, dl_name, FALSE, FALSE, FALSE);
421 /* No previous datalabel symbol. Make one. */
422 struct bfd_link_hash_entry *bh = NULL;
423 const struct elf_backend_data *bed = get_elf_backend_data (abfd);
425 if (! _bfd_generic_link_add_one_symbol (info, abfd, dl_name,
434 h = (struct elf_link_hash_entry *) bh;
436 h->type = STT_DATALABEL;
439 /* If a new symbol was created, it holds the allocated name.
440 Otherwise, we don't need it anymore and should deallocate it. */
443 if (h->type != STT_DATALABEL
444 || ((info->relocatable || info->emitrelocations)
445 && h->root.type != bfd_link_hash_undefined)
446 || (! info->relocatable && !info->emitrelocations
447 && h->root.type != bfd_link_hash_indirect))
449 /* Make sure we don't get confused on invalid input. */
450 (*_bfd_error_handler)
451 (_("%s: encountered datalabel symbol in input"),
452 bfd_get_filename (abfd));
453 bfd_set_error (bfd_error_bad_value);
457 /* Now find the hash-table slot for this entry and fill it in. */
458 while (*sym_hash != NULL)
462 /* Signal to caller to skip this symbol - we've handled it. */
469 /* This hook function is called before the linker writes out a global
470 symbol. For relocatable links, DataLabel symbols will be present in
471 linker output. We cut off the special suffix on those symbols, so the
472 right name appears in the output.
474 When linking and emitting relocations, there can appear global symbols
475 that are not referenced by relocs, but rather only implicitly through
476 DataLabel references, a relation that is not visible to the linker.
477 Since no stripping of global symbols in done when doing such linking,
478 we don't need to look up and make sure to emit the main symbol for each
482 sh64_elf_link_output_symbol_hook (struct bfd_link_info *info,
484 Elf_Internal_Sym *sym,
485 asection *input_sec ATTRIBUTE_UNUSED,
486 struct elf_link_hash_entry *h ATTRIBUTE_UNUSED)
488 char *name = (char *) cname;
490 if (info->relocatable || info->emitrelocations)
492 if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL)
493 name[strlen (name) - strlen (DATALABEL_SUFFIX)] = 0;
499 /* Check a SH64-specific reloc and put the value to relocate to into
500 RELOCATION, ready to pass to _bfd_final_link_relocate. Return FALSE if
501 bad value, TRUE if ok. */
504 shmedia_prepare_reloc (struct bfd_link_info *info, bfd *abfd,
505 asection *input_section, bfd_byte *contents,
506 const Elf_Internal_Rela *rel, bfd_vma *relocation)
508 bfd_vma disp, dropped;
510 switch (ELF32_R_TYPE (rel->r_info))
513 /* Check the lowest bit of the destination field. If it is 1, we
514 check the ISA type of the destination (i.e. the low bit of the
515 "relocation" value, and emit an error if the instruction does not
516 match). If it is 0, we change a PTA to PTB. There should never
517 be a PTB that should change to a PTA; that indicates a toolchain
518 error; a mismatch with GAS. */
521 bfd_vma insn = bfd_get_32 (abfd, contents + rel->r_offset);
523 if (insn & (1 << 10))
525 /* Check matching insn and ISA (address of target). */
526 if ((insn & SHMEDIA_PTB_BIT) != 0
527 && ((*relocation + rel->r_addend) & 1) != 0)
528 msg = _("PTB mismatch: a SHmedia address (bit 0 == 1)");
529 else if ((insn & SHMEDIA_PTB_BIT) == 0
530 && ((*relocation + rel->r_addend) & 1) == 0)
531 msg = _("PTA mismatch: a SHcompact address (bit 0 == 0)");
534 && ! ((*info->callbacks->reloc_dangerous)
535 (info, msg, abfd, input_section,
541 /* We shouldn't get here with a PTB insn and a R_SH_PT_16. It
542 means GAS output does not match expectations; a PTA or PTB
543 expressed as such (or a PT found at assembly to be PTB)
544 would match the test above, and PT expansion with an
545 unknown destination (or when relaxing) will get us here. */
546 if ((insn & SHMEDIA_PTB_BIT) != 0)
548 (*_bfd_error_handler)
549 (_("%s: GAS error: unexpected PTB insn with R_SH_PT_16"),
550 bfd_get_filename (input_section->owner));
554 /* Change the PTA to a PTB, if destination indicates so. */
555 if (((*relocation + rel->r_addend) & 1) == 0)
556 bfd_put_32 (abfd, insn | SHMEDIA_PTB_BIT,
557 contents + rel->r_offset);
561 case R_SH_SHMEDIA_CODE:
572 case R_SH_IMM_LOW16_PCREL:
573 case R_SH_IMM_MEDLOW16:
574 case R_SH_IMM_MEDLOW16_PCREL:
575 case R_SH_IMM_MEDHI16:
576 case R_SH_IMM_MEDHI16_PCREL:
578 case R_SH_IMM_HI16_PCREL:
587 disp = (*relocation & 0xf);
589 switch (ELF32_R_TYPE (rel->r_info))
591 case R_SH_DIR10SW: dropped = disp & 1; break;
592 case R_SH_DIR10SL: dropped = disp & 3; break;
593 case R_SH_DIR10SQ: dropped = disp & 7; break;
597 (*_bfd_error_handler)
598 (_("%B: error: unaligned relocation type %d at %08x reloc %p\n"),
599 input_section->owner, ELF32_R_TYPE (rel->r_info),
600 (unsigned) rel->r_offset, relocation);
607 /* Helper function to locate the section holding a certain address. This
608 is called via bfd_map_over_sections. */
611 sh64_find_section_for_address (bfd *abfd ATTRIBUTE_UNUSED,
612 asection *section, void *data)
617 struct sh64_find_section_vma_data *fsec_datap
618 = (struct sh64_find_section_vma_data *) data;
620 /* Return if already found. */
621 if (fsec_datap->section)
624 /* If this section isn't part of the addressable contents, skip it. */
625 if ((bfd_get_section_flags (abfd, section) & SEC_ALLOC) == 0)
628 vma = bfd_get_section_vma (abfd, section);
629 if (fsec_datap->addr < vma)
632 size = section->size;
633 if (fsec_datap->addr >= vma + size)
636 fsec_datap->section = section;
639 /* Make sure to write out the generated entries in the .cranges section
640 when doing partial linking, and set bit 0 on the entry address if it
641 points to SHmedia code and write sorted .cranges entries when writing
642 executables (final linking and objcopy). */
645 sh64_elf_final_write_processing (bfd *abfd,
646 bfd_boolean linker ATTRIBUTE_UNUSED)
648 bfd_vma ld_generated_cranges_size;
650 = bfd_get_section_by_name (abfd, SH64_CRANGES_SECTION_NAME);
652 /* If no new .cranges were added, the generic ELF linker parts will
653 write it all out. If not, we need to write them out when doing
654 partial linking. For a final link, we will sort them and write them
655 all out further below. */
658 && elf_elfheader (abfd)->e_type != ET_EXEC
659 && (ld_generated_cranges_size
660 = sh64_elf_section_data (cranges)->sh64_info->cranges_growth) != 0)
662 bfd_vma incoming_cranges_size
663 = cranges->size - ld_generated_cranges_size;
665 if (! bfd_set_section_contents (abfd, cranges,
667 + incoming_cranges_size,
668 cranges->output_offset
669 + incoming_cranges_size,
670 ld_generated_cranges_size))
672 bfd_set_error (bfd_error_file_truncated);
673 (*_bfd_error_handler)
674 (_("%s: could not write out added .cranges entries"),
675 bfd_get_filename (abfd));
679 /* Only set entry address bit 0 and sort .cranges when linking to an
680 executable; never with objcopy or strip. */
681 if (linker && elf_elfheader (abfd)->e_type == ET_EXEC)
683 struct sh64_find_section_vma_data fsec_data;
684 sh64_elf_crange dummy;
686 /* For a final link, set the low bit of the entry address to
687 reflect whether or not it is a SHmedia address.
688 FIXME: Perhaps we shouldn't do this if the entry address was
689 supplied numerically, but we currently lack the infrastructure to
690 recognize that: The entry symbol, and info whether it is numeric
691 or a symbol name is kept private in the linker. */
692 fsec_data.addr = elf_elfheader (abfd)->e_entry;
693 fsec_data.section = NULL;
695 bfd_map_over_sections (abfd, sh64_find_section_for_address,
697 if (fsec_data.section
698 && (sh64_get_contents_type (fsec_data.section,
699 elf_elfheader (abfd)->e_entry,
700 &dummy) == CRT_SH5_ISA32))
701 elf_elfheader (abfd)->e_entry |= 1;
703 /* If we have a .cranges section, sort the entries. */
706 bfd_size_type cranges_size = cranges->size;
708 /* We know we always have these in memory at this time. */
709 BFD_ASSERT (cranges->contents != NULL);
711 /* The .cranges may already have been sorted in the process of
712 finding out the ISA-type of the entry address. If not, we do
714 if (elf_section_data (cranges)->this_hdr.sh_type
715 != SHT_SH5_CR_SORTED)
717 qsort (cranges->contents, cranges_size / SH64_CRANGE_SIZE,
719 bfd_big_endian (cranges->owner)
720 ? _bfd_sh64_crange_qsort_cmpb
721 : _bfd_sh64_crange_qsort_cmpl);
722 elf_section_data (cranges)->this_hdr.sh_type
726 /* We need to write it out in whole as sorted. */
727 if (! bfd_set_section_contents (abfd, cranges,
729 cranges->output_offset,
732 bfd_set_error (bfd_error_file_truncated);
733 (*_bfd_error_handler)
734 (_("%s: could not write out sorted .cranges entries"),
735 bfd_get_filename (abfd));
741 /* Merge non visibility st_other attribute when the symbol comes from
744 sh64_elf_merge_symbol_attribute (struct elf_link_hash_entry *h,
745 const Elf_Internal_Sym *isym,
746 bfd_boolean definition,
747 bfd_boolean dynamic ATTRIBUTE_UNUSED)
749 if ((isym->st_other & ~ELF_ST_VISIBILITY (-1)) != 0)
753 /* Take the balance of OTHER from the definition. */
754 other = (definition ? isym->st_other : h->other);
755 other &= ~ ELF_ST_VISIBILITY (-1);
756 h->other = other | ELF_ST_VISIBILITY (h->other);
762 static const struct bfd_elf_special_section sh64_elf_special_sections[] =
764 { STRING_COMMA_LEN (".cranges"), 0, SHT_PROGBITS, 0 },
768 #undef TARGET_BIG_SYM
769 #define TARGET_BIG_SYM sh64_elf32_vec
770 #undef TARGET_BIG_NAME
771 #define TARGET_BIG_NAME "elf32-sh64"
772 #undef TARGET_LITTLE_SYM
773 #define TARGET_LITTLE_SYM sh64_elf32_le_vec
774 #undef TARGET_LITTLE_NAME
775 #define TARGET_LITTLE_NAME "elf32-sh64l"
777 #include "elf32-target.h"
779 /* NetBSD support. */
780 #undef TARGET_BIG_SYM
781 #define TARGET_BIG_SYM sh64_elf32_nbsd_vec
782 #undef TARGET_BIG_NAME
783 #define TARGET_BIG_NAME "elf32-sh64-nbsd"
784 #undef TARGET_LITTLE_SYM
785 #define TARGET_LITTLE_SYM sh64_elf32_nbsd_le_vec
786 #undef TARGET_LITTLE_NAME
787 #define TARGET_LITTLE_NAME "elf32-sh64l-nbsd"
788 #undef ELF_MAXPAGESIZE
789 #define ELF_MAXPAGESIZE 0x10000
790 #undef ELF_COMMONPAGESIZE
791 #undef elf_symbol_leading_char
792 #define elf_symbol_leading_char 0
794 #define elf32_bed elf32_sh64_nbsd_bed
796 #include "elf32-target.h"
799 #undef TARGET_BIG_SYM
800 #define TARGET_BIG_SYM sh64_elf32_linux_be_vec
801 #undef TARGET_BIG_NAME
802 #define TARGET_BIG_NAME "elf32-sh64big-linux"
803 #undef TARGET_LITTLE_SYM
804 #define TARGET_LITTLE_SYM sh64_elf32_linux_vec
805 #undef TARGET_LITTLE_NAME
806 #define TARGET_LITTLE_NAME "elf32-sh64-linux"
808 #define elf32_bed elf32_sh64_lin_bed
809 #undef ELF_COMMONPAGESIZE
810 #define ELF_COMMONPAGESIZE 0x1000
812 #include "elf32-target.h"