1 /* SuperH SH64-specific support for 32-bit ELF
2 Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009
3 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. */
27 #include "../opcodes/sh64-opc.h"
28 #include "elf32-sh64.h"
30 /* Add a suffix for datalabel indirection symbols. It must not match any
31 other symbols; user symbols with or without version or other
32 decoration. It must only be used internally and not emitted by any
34 #define DATALABEL_SUFFIX " DL"
36 /* Used to hold data for function called through bfd_map_over_sections. */
37 struct sh64_find_section_vma_data
43 static bfd_boolean sh64_elf_new_section_hook
45 static bfd_boolean sh64_elf_copy_private_data
47 static bfd_boolean sh64_elf_merge_private_data
49 static bfd_boolean sh64_elf_fake_sections
50 (bfd
*, Elf_Internal_Shdr
*, asection
*);
51 static bfd_boolean sh64_elf_set_private_flags
53 static bfd_boolean sh64_elf_set_mach_from_flags
55 static bfd_boolean shmedia_prepare_reloc
56 (struct bfd_link_info
*, bfd
*, asection
*, bfd_byte
*,
57 const Elf_Internal_Rela
*, bfd_vma
*);
58 static int sh64_elf_get_symbol_type
59 (Elf_Internal_Sym
*, int);
60 static bfd_boolean sh64_elf_add_symbol_hook
61 (bfd
*, struct bfd_link_info
*, Elf_Internal_Sym
*, const char **,
62 flagword
*, asection
**, bfd_vma
*);
63 static int sh64_elf_link_output_symbol_hook
64 (struct bfd_link_info
*, const char *, Elf_Internal_Sym
*, asection
*,
65 struct elf_link_hash_entry
*);
66 static bfd_boolean sh64_backend_section_from_shdr
67 (bfd
*, Elf_Internal_Shdr
*, const char *, int);
68 static void sh64_elf_final_write_processing
70 static bfd_boolean sh64_bfd_elf_copy_private_section_data
71 (bfd
*, asection
*, bfd
*, asection
*);
72 static void sh64_find_section_for_address
73 (bfd
*, asection
*, void *);
75 /* Let elf32-sh.c handle the "bfd_" definitions, so we only have to
76 intrude with an #ifndef around the function definition. */
77 #define sh_elf_copy_private_data sh64_elf_copy_private_data
78 #define sh_elf_merge_private_data sh64_elf_merge_private_data
79 #define sh_elf_set_private_flags sh64_elf_set_private_flags
80 /* Typo in elf32-sh.c (and unlinear name). */
81 #define bfd_elf32_bfd_set_private_flags sh64_elf_set_private_flags
82 #define sh_elf_set_mach_from_flags sh64_elf_set_mach_from_flags
84 #define elf_backend_sign_extend_vma 1
85 #define elf_backend_fake_sections sh64_elf_fake_sections
86 #define elf_backend_get_symbol_type sh64_elf_get_symbol_type
87 #define elf_backend_add_symbol_hook sh64_elf_add_symbol_hook
88 #define elf_backend_link_output_symbol_hook \
89 sh64_elf_link_output_symbol_hook
90 #define elf_backend_merge_symbol_attribute sh64_elf_merge_symbol_attribute
91 #define elf_backend_final_write_processing sh64_elf_final_write_processing
92 #define elf_backend_section_from_shdr sh64_backend_section_from_shdr
93 #define elf_backend_special_sections sh64_elf_special_sections
94 #define elf_backend_section_flags sh64_elf_section_flags
96 #define bfd_elf32_new_section_hook sh64_elf_new_section_hook
98 /* For objcopy, we need to set up sh64_elf_section_data (asection *) from
99 incoming section flags. This is otherwise done in sh64elf.em when
100 linking or tc-sh64.c when assembling. */
101 #define bfd_elf32_bfd_copy_private_section_data \
102 sh64_bfd_elf_copy_private_section_data
104 /* This COFF-only function (only compiled with COFF support, making
105 ELF-only chains problematic) returns TRUE early for SH4, so let's just
106 define it TRUE here. */
107 #define _bfd_sh_align_load_span(a,b,c,d,e,f,g,h,i,j) 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
;
205 sh64_elf_merge_private_data (bfd
*ibfd
, bfd
*obfd
)
207 flagword old_flags
, new_flags
;
209 if (! _bfd_generic_verify_endian_match (ibfd
, obfd
))
212 if ( bfd_get_flavour (ibfd
) != bfd_target_elf_flavour
213 || bfd_get_flavour (obfd
) != bfd_target_elf_flavour
)
216 if (bfd_get_arch_size (ibfd
) != bfd_get_arch_size (obfd
))
220 if (bfd_get_arch_size (ibfd
) == 32
221 && bfd_get_arch_size (obfd
) == 64)
222 msg
= _("%s: compiled as 32-bit object and %s is 64-bit");
223 else if (bfd_get_arch_size (ibfd
) == 64
224 && bfd_get_arch_size (obfd
) == 32)
225 msg
= _("%s: compiled as 64-bit object and %s is 32-bit");
227 msg
= _("%s: object size does not match that of target %s");
229 (*_bfd_error_handler
) (msg
, bfd_get_filename (ibfd
),
230 bfd_get_filename (obfd
));
231 bfd_set_error (bfd_error_wrong_format
);
235 old_flags
= elf_elfheader (obfd
)->e_flags
;
236 new_flags
= elf_elfheader (ibfd
)->e_flags
;
237 if (! elf_flags_init (obfd
))
239 /* This happens when ld starts out with a 'blank' output file. */
240 elf_flags_init (obfd
) = TRUE
;
241 elf_elfheader (obfd
)->e_flags
= old_flags
= new_flags
;
243 /* We don't allow linking in non-SH64 code. */
244 else if ((new_flags
& EF_SH_MACH_MASK
) != EF_SH5
)
246 (*_bfd_error_handler
)
247 ("%s: uses non-SH64 instructions while previous modules use SH64 instructions",
248 bfd_get_filename (ibfd
));
249 bfd_set_error (bfd_error_bad_value
);
253 /* I can't think of anything sane other than old_flags being EF_SH5 and
254 that we need to preserve that. */
255 elf_elfheader (obfd
)->e_flags
= old_flags
;
256 return sh64_elf_set_mach_from_flags (obfd
);
259 /* Handle a SH64-specific section when reading an object file. This
260 is called when bfd_section_from_shdr finds a section with an unknown
263 We only recognize SHT_SH5_CR_SORTED, on the .cranges section. */
266 sh64_backend_section_from_shdr (bfd
*abfd
, Elf_Internal_Shdr
*hdr
,
267 const char *name
, int shindex
)
271 /* We do like MIPS with a bit switch for recognized types, and returning
272 FALSE for a recognized section type with an unexpected name. Right
273 now we only have one recognized type, but that might change. */
274 switch (hdr
->sh_type
)
276 case SHT_SH5_CR_SORTED
:
277 if (strcmp (name
, SH64_CRANGES_SECTION_NAME
) != 0)
280 /* We set the SEC_SORT_ENTRIES flag so it can be passed on to
281 sh64_elf_fake_sections, keeping SHT_SH5_CR_SORTED if this object
282 passes through objcopy. Perhaps it is brittle; the flag can
283 suddenly be used by other BFD parts, but it seems not really used
284 anywhere at the moment. */
285 flags
= SEC_DEBUGGING
| SEC_SORT_ENTRIES
;
292 if (! _bfd_elf_make_section_from_shdr (abfd
, hdr
, name
, shindex
))
296 && ! bfd_set_section_flags (abfd
, hdr
->bfd_section
,
297 bfd_get_section_flags (abfd
,
305 /* In contrast to sh64_backend_section_from_shdr, this is called for all
306 sections, but only when copying sections, not when linking or
307 assembling. We need to set up the sh64_elf_section_data (asection *)
308 structure for the SH64 ELF section flags to be copied correctly. */
311 sh64_bfd_elf_copy_private_section_data (bfd
*ibfd
, asection
*isec
,
312 bfd
*obfd
, asection
*osec
)
314 struct sh64_section_data
*sh64_sec_data
;
316 if (ibfd
->xvec
->flavour
!= bfd_target_elf_flavour
317 || obfd
->xvec
->flavour
!= bfd_target_elf_flavour
)
320 if (! _bfd_elf_copy_private_section_data (ibfd
, isec
, obfd
, osec
))
323 sh64_sec_data
= sh64_elf_section_data (isec
)->sh64_info
;
324 if (sh64_sec_data
== NULL
)
326 sh64_sec_data
= bfd_zmalloc (sizeof (struct sh64_section_data
));
328 if (sh64_sec_data
== NULL
)
331 sh64_sec_data
->contents_flags
332 = (elf_section_data (isec
)->this_hdr
.sh_flags
333 & (SHF_SH5_ISA32
| SHF_SH5_ISA32_MIXED
));
335 sh64_elf_section_data (osec
)->sh64_info
= sh64_sec_data
;
341 /* Function to keep SH64 specific file flags. */
344 sh64_elf_set_private_flags (bfd
*abfd
, flagword flags
)
346 BFD_ASSERT (! elf_flags_init (abfd
)
347 || elf_elfheader (abfd
)->e_flags
== flags
);
349 elf_elfheader (abfd
)->e_flags
= flags
;
350 elf_flags_init (abfd
) = TRUE
;
351 return sh64_elf_set_mach_from_flags (abfd
);
354 /* Called when writing out an object file to decide the type of a symbol. */
357 sh64_elf_get_symbol_type (Elf_Internal_Sym
*elf_sym
, int type
)
359 if (ELF_ST_TYPE (elf_sym
->st_info
) == STT_DATALABEL
)
360 return STT_DATALABEL
;
365 /* Hook called by the linker routine which adds symbols from an object
366 file. We must make indirect symbols for undefined symbols marked with
367 STT_DATALABEL, so relocations passing them will pick up that attribute
368 and neutralize STO_SH5_ISA32 found on the symbol definition.
370 There is a problem, though: We want to fill in the hash-table entry for
371 this symbol and signal to the caller that no further processing is
372 needed. But we don't have the index for this hash-table entry. We
373 rely here on that the current entry is the first hash-entry with NULL,
374 which seems brittle. Also, iterating over the hash-table to find that
375 entry is a linear operation on the number of symbols in this input
376 file, and this function should take constant time, so that's not good
377 too. Only comfort is that DataLabel references should only be found in
378 hand-written assembly code and thus be rare. FIXME: Talk maintainers
379 into adding an option to elf_add_symbol_hook (preferably) for the index
380 or the hash entry, alternatively adding the index to Elf_Internal_Sym
384 sh64_elf_add_symbol_hook (bfd
*abfd
, struct bfd_link_info
*info
,
385 Elf_Internal_Sym
*sym
, const char **namep
,
386 flagword
*flagsp ATTRIBUTE_UNUSED
,
387 asection
**secp
, bfd_vma
*valp
)
389 /* We want to do this for relocatable as well as final linking. */
390 if (ELF_ST_TYPE (sym
->st_info
) == STT_DATALABEL
391 && is_elf_hash_table (info
->hash
))
393 struct elf_link_hash_entry
*h
;
395 /* For relocatable links, we register the DataLabel sym in its own
396 right, and tweak the name when it's output. Otherwise, we make
397 an indirect symbol of it. */
399 = info
->relocatable
|| info
->emitrelocations
400 ? BSF_GLOBAL
: BSF_GLOBAL
| BSF_INDIRECT
;
403 = bfd_malloc (strlen (*namep
) + sizeof (DATALABEL_SUFFIX
));
404 struct elf_link_hash_entry
** sym_hash
= elf_sym_hashes (abfd
);
406 BFD_ASSERT (sym_hash
!= NULL
);
408 /* Allocation may fail. */
412 strcpy (dl_name
, *namep
);
413 strcat (dl_name
, DATALABEL_SUFFIX
);
415 h
= (struct elf_link_hash_entry
*)
416 bfd_link_hash_lookup (info
->hash
, dl_name
, FALSE
, FALSE
, FALSE
);
420 /* No previous datalabel symbol. Make one. */
421 struct bfd_link_hash_entry
*bh
= NULL
;
422 const struct elf_backend_data
*bed
= get_elf_backend_data (abfd
);
424 if (! _bfd_generic_link_add_one_symbol (info
, abfd
, dl_name
,
433 h
= (struct elf_link_hash_entry
*) bh
;
435 h
->type
= STT_DATALABEL
;
438 /* If a new symbol was created, it holds the allocated name.
439 Otherwise, we don't need it anymore and should deallocate it. */
442 if (h
->type
!= STT_DATALABEL
443 || ((info
->relocatable
|| info
->emitrelocations
)
444 && h
->root
.type
!= bfd_link_hash_undefined
)
445 || (! info
->relocatable
&& !info
->emitrelocations
446 && h
->root
.type
!= bfd_link_hash_indirect
))
448 /* Make sure we don't get confused on invalid input. */
449 (*_bfd_error_handler
)
450 (_("%s: encountered datalabel symbol in input"),
451 bfd_get_filename (abfd
));
452 bfd_set_error (bfd_error_bad_value
);
456 /* Now find the hash-table slot for this entry and fill it in. */
457 while (*sym_hash
!= NULL
)
461 /* Signal to caller to skip this symbol - we've handled it. */
468 /* This hook function is called before the linker writes out a global
469 symbol. For relocatable links, DataLabel symbols will be present in
470 linker output. We cut off the special suffix on those symbols, so the
471 right name appears in the output.
473 When linking and emitting relocations, there can appear global symbols
474 that are not referenced by relocs, but rather only implicitly through
475 DataLabel references, a relation that is not visible to the linker.
476 Since no stripping of global symbols in done when doing such linking,
477 we don't need to look up and make sure to emit the main symbol for each
481 sh64_elf_link_output_symbol_hook (struct bfd_link_info
*info
,
483 Elf_Internal_Sym
*sym
,
484 asection
*input_sec ATTRIBUTE_UNUSED
,
485 struct elf_link_hash_entry
*h ATTRIBUTE_UNUSED
)
487 char *name
= (char *) cname
;
489 if (info
->relocatable
|| info
->emitrelocations
)
491 if (ELF_ST_TYPE (sym
->st_info
) == STT_DATALABEL
)
492 name
[strlen (name
) - strlen (DATALABEL_SUFFIX
)] = 0;
498 /* Check a SH64-specific reloc and put the value to relocate to into
499 RELOCATION, ready to pass to _bfd_final_link_relocate. Return FALSE if
500 bad value, TRUE if ok. */
503 shmedia_prepare_reloc (struct bfd_link_info
*info
, bfd
*abfd
,
504 asection
*input_section
, bfd_byte
*contents
,
505 const Elf_Internal_Rela
*rel
, bfd_vma
*relocation
)
507 bfd_vma disp
, dropped
;
509 switch (ELF32_R_TYPE (rel
->r_info
))
512 /* Check the lowest bit of the destination field. If it is 1, we
513 check the ISA type of the destination (i.e. the low bit of the
514 "relocation" value, and emit an error if the instruction does not
515 match). If it is 0, we change a PTA to PTB. There should never
516 be a PTB that should change to a PTA; that indicates a toolchain
517 error; a mismatch with GAS. */
520 bfd_vma insn
= bfd_get_32 (abfd
, contents
+ rel
->r_offset
);
522 if (insn
& (1 << 10))
524 /* Check matching insn and ISA (address of target). */
525 if ((insn
& SHMEDIA_PTB_BIT
) != 0
526 && ((*relocation
+ rel
->r_addend
) & 1) != 0)
527 msg
= _("PTB mismatch: a SHmedia address (bit 0 == 1)");
528 else if ((insn
& SHMEDIA_PTB_BIT
) == 0
529 && ((*relocation
+ rel
->r_addend
) & 1) == 0)
530 msg
= _("PTA mismatch: a SHcompact address (bit 0 == 0)");
533 && ! ((*info
->callbacks
->reloc_dangerous
)
534 (info
, msg
, abfd
, input_section
,
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)
547 (*_bfd_error_handler
)
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;
596 (*_bfd_error_handler
)
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
);
672 (*_bfd_error_handler
)
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
);
732 (*_bfd_error_handler
)
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 bfd_elf32_sh64_vec
769 #undef TARGET_BIG_NAME
770 #define TARGET_BIG_NAME "elf32-sh64"
771 #undef TARGET_LITTLE_SYM
772 #define TARGET_LITTLE_SYM bfd_elf32_sh64l_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 bfd_elf32_sh64nbsd_vec
781 #undef TARGET_BIG_NAME
782 #define TARGET_BIG_NAME "elf32-sh64-nbsd"
783 #undef TARGET_LITTLE_SYM
784 #define TARGET_LITTLE_SYM bfd_elf32_sh64lnbsd_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 bfd_elf32_sh64blin_vec
800 #undef TARGET_BIG_NAME
801 #define TARGET_BIG_NAME "elf32-sh64big-linux"
802 #undef TARGET_LITTLE_SYM
803 #define TARGET_LITTLE_SYM bfd_elf32_sh64lin_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"