1 /* Renesas / SuperH SH specific support for 32-bit ELF
2 Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003
3 Free Software Foundation, Inc.
4 Contributed by Ian Lance Taylor, Cygnus Support.
6 This file is part of BFD, the Binary File Descriptor library.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
29 static bfd_reloc_status_type sh_elf_reloc
30 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
31 static bfd_reloc_status_type sh_elf_ignore_reloc
32 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
33 static reloc_howto_type *sh_elf_reloc_type_lookup
34 (bfd *, bfd_reloc_code_real_type);
35 static void sh_elf_info_to_howto
36 (bfd *, arelent *, Elf_Internal_Rela *);
37 static bfd_boolean sh_elf_set_private_flags
39 static bfd_boolean sh_elf_copy_private_data
41 static bfd_boolean sh_elf_merge_private_data
43 static bfd_boolean sh_elf_set_mach_from_flags
45 static bfd_boolean sh_elf_relax_section
46 (bfd *, asection *, struct bfd_link_info *, bfd_boolean *);
47 static bfd_boolean sh_elf_relax_delete_bytes
48 (bfd *, asection *, bfd_vma, int);
49 static bfd_boolean sh_elf_align_loads
50 (bfd *, asection *, Elf_Internal_Rela *, bfd_byte *, bfd_boolean *);
51 static bfd_boolean sh_elf_swap_insns
52 (bfd *, asection *, void *, bfd_byte *, bfd_vma);
53 static bfd_boolean sh_elf_relocate_section
54 (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
55 Elf_Internal_Rela *, Elf_Internal_Sym *, asection **);
56 static bfd_byte *sh_elf_get_relocated_section_contents
57 (bfd *, struct bfd_link_info *, struct bfd_link_order *, bfd_byte *,
58 bfd_boolean, asymbol **);
59 static void sh_elf_copy_indirect_symbol
60 (const struct elf_backend_data *, struct elf_link_hash_entry *,
61 struct elf_link_hash_entry *);
62 static int sh_elf_optimized_tls_reloc
63 (struct bfd_link_info *, int, int);
64 static bfd_boolean sh_elf_mkobject
66 static bfd_boolean sh_elf_object_p
68 static bfd_boolean sh_elf_check_relocs
69 (bfd *, struct bfd_link_info *, asection *, const Elf_Internal_Rela *);
70 static struct bfd_hash_entry *sh_elf_link_hash_newfunc
71 (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
72 static struct bfd_link_hash_table *sh_elf_link_hash_table_create
74 static bfd_boolean sh_elf_adjust_dynamic_symbol
75 (struct bfd_link_info *, struct elf_link_hash_entry *);
76 static bfd_boolean sh_elf_size_dynamic_sections
77 (bfd *, struct bfd_link_info *);
78 static bfd_boolean sh_elf_finish_dynamic_symbol
79 (bfd *, struct bfd_link_info *, struct elf_link_hash_entry *,
81 static bfd_boolean sh_elf_finish_dynamic_sections
82 (bfd *, struct bfd_link_info *);
83 static bfd_reloc_status_type sh_elf_reloc_loop
84 (int, bfd *, asection *, bfd_byte *, bfd_vma, asection *, bfd_vma,
86 static bfd_boolean create_got_section
87 (bfd *, struct bfd_link_info *);
88 static bfd_boolean sh_elf_create_dynamic_sections
89 (bfd *, struct bfd_link_info *);
90 static bfd_vma dtpoff_base
91 (struct bfd_link_info *);
93 (struct bfd_link_info *, bfd_vma);
94 static asection * sh_elf_gc_mark_hook
95 (asection *, struct bfd_link_info *, Elf_Internal_Rela *,
96 struct elf_link_hash_entry *, Elf_Internal_Sym *);
97 static bfd_boolean sh_elf_gc_sweep_hook
98 (bfd *, struct bfd_link_info *, asection *, const Elf_Internal_Rela *);
99 static bfd_boolean allocate_dynrelocs
100 (struct elf_link_hash_entry *, void *);
101 static bfd_boolean readonly_dynrelocs
102 (struct elf_link_hash_entry *, void *);
103 static enum elf_reloc_type_class sh_elf_reloc_type_class
104 (const Elf_Internal_Rela *);
105 #ifdef INCLUDE_SHMEDIA
106 inline static void movi_shori_putval (bfd *, unsigned long, char *);
108 static bfd_boolean elf32_shlin_grok_prstatus
109 (bfd *abfd, Elf_Internal_Note *note);
110 static bfd_boolean elf32_shlin_grok_psinfo
111 (bfd *abfd, Elf_Internal_Note *note);
113 /* The name of the dynamic interpreter. This is put in the .interp
116 #define ELF_DYNAMIC_INTERPRETER "/usr/lib/libc.so.1"
118 static reloc_howto_type sh_elf_howto_table[] =
121 HOWTO (R_SH_NONE, /* type */
123 0, /* size (0 = byte, 1 = short, 2 = long) */
125 FALSE, /* pc_relative */
127 complain_overflow_dont, /* complain_on_overflow */
128 sh_elf_ignore_reloc, /* special_function */
129 "R_SH_NONE", /* name */
130 FALSE, /* partial_inplace */
133 FALSE), /* pcrel_offset */
135 /* 32 bit absolute relocation. Setting partial_inplace to TRUE and
136 src_mask to a non-zero value is similar to the COFF toolchain. */
137 HOWTO (R_SH_DIR32, /* type */
139 2, /* size (0 = byte, 1 = short, 2 = long) */
141 FALSE, /* pc_relative */
143 complain_overflow_bitfield, /* complain_on_overflow */
144 sh_elf_reloc, /* special_function */
145 "R_SH_DIR32", /* name */
146 TRUE, /* partial_inplace */
147 0xffffffff, /* src_mask */
148 0xffffffff, /* dst_mask */
149 FALSE), /* pcrel_offset */
151 /* 32 bit PC relative relocation. */
152 HOWTO (R_SH_REL32, /* type */
154 2, /* size (0 = byte, 1 = short, 2 = long) */
156 TRUE, /* pc_relative */
158 complain_overflow_signed, /* complain_on_overflow */
159 sh_elf_ignore_reloc, /* special_function */
160 "R_SH_REL32", /* name */
161 TRUE, /* partial_inplace */
162 0xffffffff, /* src_mask */
163 0xffffffff, /* dst_mask */
164 TRUE), /* pcrel_offset */
166 /* 8 bit PC relative branch divided by 2. */
167 HOWTO (R_SH_DIR8WPN, /* type */
169 1, /* size (0 = byte, 1 = short, 2 = long) */
171 TRUE, /* pc_relative */
173 complain_overflow_signed, /* complain_on_overflow */
174 sh_elf_ignore_reloc, /* special_function */
175 "R_SH_DIR8WPN", /* name */
176 TRUE, /* partial_inplace */
179 TRUE), /* pcrel_offset */
181 /* 12 bit PC relative branch divided by 2. */
182 /* This cannot be partial_inplace because relaxation can't know the
183 eventual value of a symbol. */
184 HOWTO (R_SH_IND12W, /* type */
186 1, /* size (0 = byte, 1 = short, 2 = long) */
188 TRUE, /* pc_relative */
190 complain_overflow_signed, /* complain_on_overflow */
191 NULL, /* special_function */
192 "R_SH_IND12W", /* name */
193 FALSE, /* partial_inplace */
195 0xfff, /* dst_mask */
196 TRUE), /* pcrel_offset */
198 /* 8 bit unsigned PC relative divided by 4. */
199 HOWTO (R_SH_DIR8WPL, /* type */
201 1, /* size (0 = byte, 1 = short, 2 = long) */
203 TRUE, /* pc_relative */
205 complain_overflow_unsigned, /* complain_on_overflow */
206 sh_elf_ignore_reloc, /* special_function */
207 "R_SH_DIR8WPL", /* name */
208 TRUE, /* partial_inplace */
211 TRUE), /* pcrel_offset */
213 /* 8 bit unsigned PC relative divided by 2. */
214 HOWTO (R_SH_DIR8WPZ, /* type */
216 1, /* size (0 = byte, 1 = short, 2 = long) */
218 TRUE, /* pc_relative */
220 complain_overflow_unsigned, /* complain_on_overflow */
221 sh_elf_ignore_reloc, /* special_function */
222 "R_SH_DIR8WPZ", /* name */
223 TRUE, /* partial_inplace */
226 TRUE), /* pcrel_offset */
228 /* 8 bit GBR relative. FIXME: This only makes sense if we have some
229 special symbol for the GBR relative area, and that is not
231 HOWTO (R_SH_DIR8BP, /* type */
233 1, /* size (0 = byte, 1 = short, 2 = long) */
235 FALSE, /* pc_relative */
237 complain_overflow_unsigned, /* complain_on_overflow */
238 sh_elf_ignore_reloc, /* special_function */
239 "R_SH_DIR8BP", /* name */
240 FALSE, /* partial_inplace */
243 TRUE), /* pcrel_offset */
245 /* 8 bit GBR relative divided by 2. FIXME: This only makes sense if
246 we have some special symbol for the GBR relative area, and that
247 is not implemented. */
248 HOWTO (R_SH_DIR8W, /* type */
250 1, /* size (0 = byte, 1 = short, 2 = long) */
252 FALSE, /* pc_relative */
254 complain_overflow_unsigned, /* complain_on_overflow */
255 sh_elf_ignore_reloc, /* special_function */
256 "R_SH_DIR8W", /* name */
257 FALSE, /* partial_inplace */
260 TRUE), /* pcrel_offset */
262 /* 8 bit GBR relative divided by 4. FIXME: This only makes sense if
263 we have some special symbol for the GBR relative area, and that
264 is not implemented. */
265 HOWTO (R_SH_DIR8L, /* type */
267 1, /* size (0 = byte, 1 = short, 2 = long) */
269 FALSE, /* pc_relative */
271 complain_overflow_unsigned, /* complain_on_overflow */
272 sh_elf_ignore_reloc, /* special_function */
273 "R_SH_DIR8L", /* name */
274 FALSE, /* partial_inplace */
277 TRUE), /* pcrel_offset */
279 /* 8 bit PC relative divided by 2 - but specified in a very odd way. */
280 HOWTO (R_SH_LOOP_START, /* type */
282 1, /* size (0 = byte, 1 = short, 2 = long) */
284 FALSE, /* pc_relative */
286 complain_overflow_signed, /* complain_on_overflow */
287 sh_elf_ignore_reloc, /* special_function */
288 "R_SH_LOOP_START", /* name */
289 TRUE, /* partial_inplace */
292 TRUE), /* pcrel_offset */
294 /* 8 bit PC relative divided by 2 - but specified in a very odd way. */
295 HOWTO (R_SH_LOOP_END, /* type */
297 1, /* size (0 = byte, 1 = short, 2 = long) */
299 FALSE, /* pc_relative */
301 complain_overflow_signed, /* complain_on_overflow */
302 sh_elf_ignore_reloc, /* special_function */
303 "R_SH_LOOP_END", /* name */
304 TRUE, /* partial_inplace */
307 TRUE), /* pcrel_offset */
320 /* The remaining relocs are a GNU extension used for relaxing. The
321 final pass of the linker never needs to do anything with any of
322 these relocs. Any required operations are handled by the
325 /* GNU extension to record C++ vtable hierarchy */
326 HOWTO (R_SH_GNU_VTINHERIT, /* type */
328 2, /* size (0 = byte, 1 = short, 2 = long) */
330 FALSE, /* pc_relative */
332 complain_overflow_dont, /* complain_on_overflow */
333 NULL, /* special_function */
334 "R_SH_GNU_VTINHERIT", /* name */
335 FALSE, /* partial_inplace */
338 FALSE), /* pcrel_offset */
340 /* GNU extension to record C++ vtable member usage */
341 HOWTO (R_SH_GNU_VTENTRY, /* type */
343 2, /* size (0 = byte, 1 = short, 2 = long) */
345 FALSE, /* pc_relative */
347 complain_overflow_dont, /* complain_on_overflow */
348 _bfd_elf_rel_vtable_reloc_fn, /* special_function */
349 "R_SH_GNU_VTENTRY", /* name */
350 FALSE, /* partial_inplace */
353 FALSE), /* pcrel_offset */
355 /* An 8 bit switch table entry. This is generated for an expression
356 such as ``.word L1 - L2''. The offset holds the difference
357 between the reloc address and L2. */
358 HOWTO (R_SH_SWITCH8, /* type */
360 0, /* size (0 = byte, 1 = short, 2 = long) */
362 FALSE, /* pc_relative */
364 complain_overflow_unsigned, /* complain_on_overflow */
365 sh_elf_ignore_reloc, /* special_function */
366 "R_SH_SWITCH8", /* name */
367 FALSE, /* partial_inplace */
370 TRUE), /* pcrel_offset */
372 /* A 16 bit switch table entry. This is generated for an expression
373 such as ``.word L1 - L2''. The offset holds the difference
374 between the reloc address and L2. */
375 HOWTO (R_SH_SWITCH16, /* type */
377 1, /* size (0 = byte, 1 = short, 2 = long) */
379 FALSE, /* pc_relative */
381 complain_overflow_unsigned, /* complain_on_overflow */
382 sh_elf_ignore_reloc, /* special_function */
383 "R_SH_SWITCH16", /* name */
384 FALSE, /* partial_inplace */
387 TRUE), /* pcrel_offset */
389 /* A 32 bit switch table entry. This is generated for an expression
390 such as ``.long L1 - L2''. The offset holds the difference
391 between the reloc address and L2. */
392 HOWTO (R_SH_SWITCH32, /* type */
394 2, /* size (0 = byte, 1 = short, 2 = long) */
396 FALSE, /* pc_relative */
398 complain_overflow_unsigned, /* complain_on_overflow */
399 sh_elf_ignore_reloc, /* special_function */
400 "R_SH_SWITCH32", /* name */
401 FALSE, /* partial_inplace */
404 TRUE), /* pcrel_offset */
406 /* Indicates a .uses pseudo-op. The compiler will generate .uses
407 pseudo-ops when it finds a function call which can be relaxed.
408 The offset field holds the PC relative offset to the instruction
409 which loads the register used in the function call. */
410 HOWTO (R_SH_USES, /* type */
412 1, /* size (0 = byte, 1 = short, 2 = long) */
414 FALSE, /* pc_relative */
416 complain_overflow_unsigned, /* complain_on_overflow */
417 sh_elf_ignore_reloc, /* special_function */
418 "R_SH_USES", /* name */
419 FALSE, /* partial_inplace */
422 TRUE), /* pcrel_offset */
424 /* The assembler will generate this reloc for addresses referred to
425 by the register loads associated with USES relocs. The offset
426 field holds the number of times the address is referenced in the
428 HOWTO (R_SH_COUNT, /* type */
430 1, /* size (0 = byte, 1 = short, 2 = long) */
432 FALSE, /* pc_relative */
434 complain_overflow_unsigned, /* complain_on_overflow */
435 sh_elf_ignore_reloc, /* special_function */
436 "R_SH_COUNT", /* name */
437 FALSE, /* partial_inplace */
440 TRUE), /* pcrel_offset */
442 /* Indicates an alignment statement. The offset field is the power
443 of 2 to which subsequent portions of the object file must be
445 HOWTO (R_SH_ALIGN, /* type */
447 1, /* size (0 = byte, 1 = short, 2 = long) */
449 FALSE, /* pc_relative */
451 complain_overflow_unsigned, /* complain_on_overflow */
452 sh_elf_ignore_reloc, /* special_function */
453 "R_SH_ALIGN", /* name */
454 FALSE, /* partial_inplace */
457 TRUE), /* pcrel_offset */
459 /* The assembler will generate this reloc before a block of
460 instructions. A section should be processed as assumining it
461 contains data, unless this reloc is seen. */
462 HOWTO (R_SH_CODE, /* type */
464 1, /* size (0 = byte, 1 = short, 2 = long) */
466 FALSE, /* pc_relative */
468 complain_overflow_unsigned, /* complain_on_overflow */
469 sh_elf_ignore_reloc, /* special_function */
470 "R_SH_CODE", /* name */
471 FALSE, /* partial_inplace */
474 TRUE), /* pcrel_offset */
476 /* The assembler will generate this reloc after a block of
477 instructions when it sees data that is not instructions. */
478 HOWTO (R_SH_DATA, /* type */
480 1, /* size (0 = byte, 1 = short, 2 = long) */
482 FALSE, /* pc_relative */
484 complain_overflow_unsigned, /* complain_on_overflow */
485 sh_elf_ignore_reloc, /* special_function */
486 "R_SH_DATA", /* name */
487 FALSE, /* partial_inplace */
490 TRUE), /* pcrel_offset */
492 /* The assembler generates this reloc for each label within a block
493 of instructions. This permits the linker to avoid swapping
494 instructions which are the targets of branches. */
495 HOWTO (R_SH_LABEL, /* type */
497 1, /* size (0 = byte, 1 = short, 2 = long) */
499 FALSE, /* pc_relative */
501 complain_overflow_unsigned, /* complain_on_overflow */
502 sh_elf_ignore_reloc, /* special_function */
503 "R_SH_LABEL", /* name */
504 FALSE, /* partial_inplace */
507 TRUE), /* pcrel_offset */
509 /* The next 12 are only supported via linking in SHC-generated objects. */
510 HOWTO (R_SH_DIR16, /* type */
512 1, /* size (0 = byte, 1 = short, 2 = long) */
514 FALSE, /* pc_relative */
516 complain_overflow_dont, /* complain_on_overflow */
517 bfd_elf_generic_reloc, /* special_function */
518 "R_SH_DIR16", /* name */
519 FALSE, /* partial_inplace */
521 0xffff, /* dst_mask */
522 FALSE), /* pcrel_offset */
524 HOWTO (R_SH_DIR8, /* type */
526 0, /* size (0 = byte, 1 = short, 2 = long) */
528 FALSE, /* pc_relative */
530 complain_overflow_dont, /* complain_on_overflow */
531 bfd_elf_generic_reloc, /* special_function */
532 "R_SH_DIR8", /* name */
533 FALSE, /* partial_inplace */
536 FALSE), /* pcrel_offset */
538 HOWTO (R_SH_DIR8UL, /* type */
540 0, /* size (0 = byte, 1 = short, 2 = long) */
542 FALSE, /* pc_relative */
544 complain_overflow_unsigned, /* complain_on_overflow */
545 bfd_elf_generic_reloc, /* special_function */
546 "R_SH_DIR8UL", /* name */
547 FALSE, /* partial_inplace */
550 FALSE), /* pcrel_offset */
552 HOWTO (R_SH_DIR8UW, /* type */
554 0, /* size (0 = byte, 1 = short, 2 = long) */
556 FALSE, /* pc_relative */
558 complain_overflow_unsigned, /* complain_on_overflow */
559 bfd_elf_generic_reloc, /* special_function */
560 "R_SH_DIR8UW", /* name */
561 FALSE, /* partial_inplace */
564 FALSE), /* pcrel_offset */
566 HOWTO (R_SH_DIR8U, /* type */
568 0, /* size (0 = byte, 1 = short, 2 = long) */
570 FALSE, /* pc_relative */
572 complain_overflow_unsigned, /* complain_on_overflow */
573 bfd_elf_generic_reloc, /* special_function */
574 "R_SH_DIR8U", /* name */
575 FALSE, /* partial_inplace */
578 FALSE), /* pcrel_offset */
580 HOWTO (R_SH_DIR8SW, /* type */
582 0, /* size (0 = byte, 1 = short, 2 = long) */
584 FALSE, /* pc_relative */
586 complain_overflow_signed, /* complain_on_overflow */
587 bfd_elf_generic_reloc, /* special_function */
588 "R_SH_DIR8SW", /* name */
589 FALSE, /* partial_inplace */
592 FALSE), /* pcrel_offset */
594 HOWTO (R_SH_DIR8S, /* type */
596 0, /* size (0 = byte, 1 = short, 2 = long) */
598 FALSE, /* pc_relative */
600 complain_overflow_signed, /* complain_on_overflow */
601 bfd_elf_generic_reloc, /* special_function */
602 "R_SH_DIR8S", /* name */
603 FALSE, /* partial_inplace */
606 FALSE), /* pcrel_offset */
608 HOWTO (R_SH_DIR4UL, /* type */
610 0, /* size (0 = byte, 1 = short, 2 = long) */
612 FALSE, /* pc_relative */
614 complain_overflow_unsigned, /* complain_on_overflow */
615 bfd_elf_generic_reloc, /* special_function */
616 "R_SH_DIR4UL", /* name */
617 FALSE, /* partial_inplace */
620 FALSE), /* pcrel_offset */
622 HOWTO (R_SH_DIR4UW, /* type */
624 0, /* size (0 = byte, 1 = short, 2 = long) */
626 FALSE, /* pc_relative */
628 complain_overflow_unsigned, /* complain_on_overflow */
629 bfd_elf_generic_reloc, /* special_function */
630 "R_SH_DIR4UW", /* name */
631 FALSE, /* partial_inplace */
634 FALSE), /* pcrel_offset */
636 HOWTO (R_SH_DIR4U, /* type */
638 0, /* size (0 = byte, 1 = short, 2 = long) */
640 FALSE, /* pc_relative */
642 complain_overflow_unsigned, /* complain_on_overflow */
643 bfd_elf_generic_reloc, /* special_function */
644 "R_SH_DIR4U", /* name */
645 FALSE, /* partial_inplace */
648 FALSE), /* pcrel_offset */
650 HOWTO (R_SH_PSHA, /* type */
652 1, /* size (0 = byte, 1 = short, 2 = long) */
654 FALSE, /* pc_relative */
656 complain_overflow_signed, /* complain_on_overflow */
657 bfd_elf_generic_reloc, /* special_function */
658 "R_SH_PSHA", /* name */
659 FALSE, /* partial_inplace */
662 FALSE), /* pcrel_offset */
664 HOWTO (R_SH_PSHL, /* type */
666 1, /* size (0 = byte, 1 = short, 2 = long) */
668 FALSE, /* pc_relative */
670 complain_overflow_signed, /* complain_on_overflow */
671 bfd_elf_generic_reloc, /* special_function */
672 "R_SH_PSHL", /* name */
673 FALSE, /* partial_inplace */
676 FALSE), /* pcrel_offset */
678 #ifdef INCLUDE_SHMEDIA
679 /* Used in SHLLI.L and SHLRI.L. */
680 HOWTO (R_SH_DIR5U, /* type */
682 2, /* size (0 = byte, 1 = short, 2 = long) */
684 FALSE, /* pc_relative */
686 complain_overflow_unsigned, /* complain_on_overflow */
687 bfd_elf_generic_reloc, /* special_function */
688 "R_SH_DIR5U", /* name */
689 FALSE, /* partial_inplace */
691 0xfc00, /* dst_mask */
692 FALSE), /* pcrel_offset */
694 /* Used in SHARI, SHLLI et al. */
695 HOWTO (R_SH_DIR6U, /* type */
697 2, /* size (0 = byte, 1 = short, 2 = long) */
699 FALSE, /* pc_relative */
701 complain_overflow_unsigned, /* complain_on_overflow */
702 bfd_elf_generic_reloc, /* special_function */
703 "R_SH_DIR6U", /* name */
704 FALSE, /* partial_inplace */
706 0xfc00, /* dst_mask */
707 FALSE), /* pcrel_offset */
709 /* Used in BxxI, LDHI.L et al. */
710 HOWTO (R_SH_DIR6S, /* type */
712 2, /* size (0 = byte, 1 = short, 2 = long) */
714 FALSE, /* pc_relative */
716 complain_overflow_signed, /* complain_on_overflow */
717 bfd_elf_generic_reloc, /* special_function */
718 "R_SH_DIR6S", /* name */
719 FALSE, /* partial_inplace */
721 0xfc00, /* dst_mask */
722 FALSE), /* pcrel_offset */
724 /* Used in ADDI, ANDI et al. */
725 HOWTO (R_SH_DIR10S, /* type */
727 2, /* size (0 = byte, 1 = short, 2 = long) */
729 FALSE, /* pc_relative */
731 complain_overflow_signed, /* complain_on_overflow */
732 bfd_elf_generic_reloc, /* special_function */
733 "R_SH_DIR10S", /* name */
734 FALSE, /* partial_inplace */
736 0xffc00, /* dst_mask */
737 FALSE), /* pcrel_offset */
739 /* Used in LD.UW, ST.W et al. */
740 HOWTO (R_SH_DIR10SW, /* type */
742 2, /* size (0 = byte, 1 = short, 2 = long) */
744 FALSE, /* pc_relative */
746 complain_overflow_signed, /* complain_on_overflow */
747 bfd_elf_generic_reloc, /* special_function */
748 "R_SH_DIR10SW", /* name */
749 FALSE, /* partial_inplace */
751 0xffc00, /* dst_mask */
752 FALSE), /* pcrel_offset */
754 /* Used in LD.L, FLD.S et al. */
755 HOWTO (R_SH_DIR10SL, /* type */
757 2, /* size (0 = byte, 1 = short, 2 = long) */
759 FALSE, /* pc_relative */
761 complain_overflow_signed, /* complain_on_overflow */
762 bfd_elf_generic_reloc, /* special_function */
763 "R_SH_DIR10SL", /* name */
764 FALSE, /* partial_inplace */
766 0xffc00, /* dst_mask */
767 FALSE), /* pcrel_offset */
769 /* Used in FLD.D, FST.P et al. */
770 HOWTO (R_SH_DIR10SQ, /* type */
772 2, /* size (0 = byte, 1 = short, 2 = long) */
774 FALSE, /* pc_relative */
776 complain_overflow_signed, /* complain_on_overflow */
777 bfd_elf_generic_reloc, /* special_function */
778 "R_SH_DIR10SQ", /* name */
779 FALSE, /* partial_inplace */
781 0xffc00, /* dst_mask */
782 FALSE), /* pcrel_offset */
796 HOWTO (R_SH_DIR16S, /* type */
798 1, /* size (0 = byte, 1 = short, 2 = long) */
800 FALSE, /* pc_relative */
802 complain_overflow_signed, /* complain_on_overflow */
803 bfd_elf_generic_reloc, /* special_function */
804 "R_SH_DIR16S", /* name */
805 FALSE, /* partial_inplace */
807 0xffff, /* dst_mask */
808 FALSE), /* pcrel_offset */
901 HOWTO (R_SH_TLS_GD_32, /* type */
903 2, /* size (0 = byte, 1 = short, 2 = long) */
905 FALSE, /* pc_relative */
907 complain_overflow_bitfield, /* complain_on_overflow */
908 bfd_elf_generic_reloc, /* */
909 "R_SH_TLS_GD_32", /* name */
910 TRUE, /* partial_inplace */
911 0xffffffff, /* src_mask */
912 0xffffffff, /* dst_mask */
913 FALSE), /* pcrel_offset */
915 HOWTO (R_SH_TLS_LD_32, /* type */
917 2, /* size (0 = byte, 1 = short, 2 = long) */
919 FALSE, /* pc_relative */
921 complain_overflow_bitfield, /* complain_on_overflow */
922 bfd_elf_generic_reloc, /* */
923 "R_SH_TLS_LD_32", /* name */
924 TRUE, /* partial_inplace */
925 0xffffffff, /* src_mask */
926 0xffffffff, /* dst_mask */
927 FALSE), /* pcrel_offset */
929 HOWTO (R_SH_TLS_LDO_32, /* type */
931 2, /* size (0 = byte, 1 = short, 2 = long) */
933 FALSE, /* pc_relative */
935 complain_overflow_bitfield, /* complain_on_overflow */
936 bfd_elf_generic_reloc, /* */
937 "R_SH_TLS_LDO_32", /* name */
938 TRUE, /* partial_inplace */
939 0xffffffff, /* src_mask */
940 0xffffffff, /* dst_mask */
941 FALSE), /* pcrel_offset */
943 HOWTO (R_SH_TLS_IE_32, /* type */
945 2, /* size (0 = byte, 1 = short, 2 = long) */
947 FALSE, /* pc_relative */
949 complain_overflow_bitfield, /* complain_on_overflow */
950 bfd_elf_generic_reloc, /* */
951 "R_SH_TLS_IE_32", /* name */
952 TRUE, /* partial_inplace */
953 0xffffffff, /* src_mask */
954 0xffffffff, /* dst_mask */
955 FALSE), /* pcrel_offset */
957 HOWTO (R_SH_TLS_LE_32, /* type */
959 2, /* size (0 = byte, 1 = short, 2 = long) */
961 FALSE, /* pc_relative */
963 complain_overflow_bitfield, /* complain_on_overflow */
964 bfd_elf_generic_reloc, /* */
965 "R_SH_TLS_LE_32", /* name */
966 TRUE, /* partial_inplace */
967 0xffffffff, /* src_mask */
968 0xffffffff, /* dst_mask */
969 FALSE), /* pcrel_offset */
971 HOWTO (R_SH_TLS_DTPMOD32, /* type */
973 2, /* size (0 = byte, 1 = short, 2 = long) */
975 FALSE, /* pc_relative */
977 complain_overflow_bitfield, /* complain_on_overflow */
978 bfd_elf_generic_reloc, /* */
979 "R_SH_TLS_DTPMOD32", /* name */
980 TRUE, /* partial_inplace */
981 0xffffffff, /* src_mask */
982 0xffffffff, /* dst_mask */
983 FALSE), /* pcrel_offset */
985 HOWTO (R_SH_TLS_DTPOFF32, /* type */
987 2, /* size (0 = byte, 1 = short, 2 = long) */
989 FALSE, /* pc_relative */
991 complain_overflow_bitfield, /* complain_on_overflow */
992 bfd_elf_generic_reloc, /* */
993 "R_SH_TLS_DTPOFF32", /* name */
994 TRUE, /* partial_inplace */
995 0xffffffff, /* src_mask */
996 0xffffffff, /* dst_mask */
997 FALSE), /* pcrel_offset */
999 HOWTO (R_SH_TLS_TPOFF32, /* type */
1001 2, /* size (0 = byte, 1 = short, 2 = long) */
1003 FALSE, /* pc_relative */
1005 complain_overflow_bitfield, /* complain_on_overflow */
1006 bfd_elf_generic_reloc, /* */
1007 "R_SH_TLS_TPOFF32", /* name */
1008 TRUE, /* partial_inplace */
1009 0xffffffff, /* src_mask */
1010 0xffffffff, /* dst_mask */
1011 FALSE), /* pcrel_offset */
1022 HOWTO (R_SH_GOT32, /* type */
1024 2, /* size (0 = byte, 1 = short, 2 = long) */
1026 FALSE, /* pc_relative */
1028 complain_overflow_bitfield, /* complain_on_overflow */
1029 bfd_elf_generic_reloc, /* */
1030 "R_SH_GOT32", /* name */
1031 TRUE, /* partial_inplace */
1032 0xffffffff, /* src_mask */
1033 0xffffffff, /* dst_mask */
1034 FALSE), /* pcrel_offset */
1036 HOWTO (R_SH_PLT32, /* type */
1038 2, /* size (0 = byte, 1 = short, 2 = long) */
1040 TRUE, /* pc_relative */
1042 complain_overflow_bitfield, /* complain_on_overflow */
1043 bfd_elf_generic_reloc, /* */
1044 "R_SH_PLT32", /* name */
1045 TRUE, /* partial_inplace */
1046 0xffffffff, /* src_mask */
1047 0xffffffff, /* dst_mask */
1048 TRUE), /* pcrel_offset */
1050 HOWTO (R_SH_COPY, /* type */
1052 2, /* size (0 = byte, 1 = short, 2 = long) */
1054 FALSE, /* pc_relative */
1056 complain_overflow_bitfield, /* complain_on_overflow */
1057 bfd_elf_generic_reloc, /* */
1058 "R_SH_COPY", /* name */
1059 TRUE, /* partial_inplace */
1060 0xffffffff, /* src_mask */
1061 0xffffffff, /* dst_mask */
1062 FALSE), /* pcrel_offset */
1064 HOWTO (R_SH_GLOB_DAT, /* type */
1066 2, /* size (0 = byte, 1 = short, 2 = long) */
1068 FALSE, /* pc_relative */
1070 complain_overflow_bitfield, /* complain_on_overflow */
1071 bfd_elf_generic_reloc, /* */
1072 "R_SH_GLOB_DAT", /* name */
1073 TRUE, /* partial_inplace */
1074 0xffffffff, /* src_mask */
1075 0xffffffff, /* dst_mask */
1076 FALSE), /* pcrel_offset */
1078 HOWTO (R_SH_JMP_SLOT, /* type */
1080 2, /* size (0 = byte, 1 = short, 2 = long) */
1082 FALSE, /* pc_relative */
1084 complain_overflow_bitfield, /* complain_on_overflow */
1085 bfd_elf_generic_reloc, /* */
1086 "R_SH_JMP_SLOT", /* name */
1087 TRUE, /* partial_inplace */
1088 0xffffffff, /* src_mask */
1089 0xffffffff, /* dst_mask */
1090 FALSE), /* pcrel_offset */
1092 HOWTO (R_SH_RELATIVE, /* type */
1094 2, /* size (0 = byte, 1 = short, 2 = long) */
1096 FALSE, /* pc_relative */
1098 complain_overflow_bitfield, /* complain_on_overflow */
1099 bfd_elf_generic_reloc, /* */
1100 "R_SH_RELATIVE", /* name */
1101 TRUE, /* partial_inplace */
1102 0xffffffff, /* src_mask */
1103 0xffffffff, /* dst_mask */
1104 FALSE), /* pcrel_offset */
1106 HOWTO (R_SH_GOTOFF, /* type */
1108 2, /* size (0 = byte, 1 = short, 2 = long) */
1110 FALSE, /* pc_relative */
1112 complain_overflow_bitfield, /* complain_on_overflow */
1113 bfd_elf_generic_reloc, /* */
1114 "R_SH_GOTOFF", /* name */
1115 TRUE, /* partial_inplace */
1116 0xffffffff, /* src_mask */
1117 0xffffffff, /* dst_mask */
1118 FALSE), /* pcrel_offset */
1120 HOWTO (R_SH_GOTPC, /* type */
1122 2, /* size (0 = byte, 1 = short, 2 = long) */
1124 TRUE, /* pc_relative */
1126 complain_overflow_bitfield, /* complain_on_overflow */
1127 bfd_elf_generic_reloc, /* */
1128 "R_SH_GOTPC", /* name */
1129 TRUE, /* partial_inplace */
1130 0xffffffff, /* src_mask */
1131 0xffffffff, /* dst_mask */
1132 TRUE), /* pcrel_offset */
1134 HOWTO (R_SH_GOTPLT32, /* type */
1136 2, /* size (0 = byte, 1 = short, 2 = long) */
1138 FALSE, /* pc_relative */
1140 complain_overflow_bitfield, /* complain_on_overflow */
1141 bfd_elf_generic_reloc, /* */
1142 "R_SH_GOTPLT32", /* name */
1143 FALSE, /* partial_inplace */
1144 0xffffffff, /* src_mask */
1145 0xffffffff, /* dst_mask */
1146 FALSE), /* pcrel_offset */
1148 #ifdef INCLUDE_SHMEDIA
1149 /* Used in MOVI and SHORI (x & 65536). */
1150 HOWTO (R_SH_GOT_LOW16, /* type */
1152 2, /* size (0 = byte, 1 = short, 2 = long) */
1154 FALSE, /* pc_relative */
1156 complain_overflow_dont, /* complain_on_overflow */
1157 bfd_elf_generic_reloc, /* special_function */
1158 "R_SH_GOT_LOW16", /* name */
1159 FALSE, /* partial_inplace */
1161 0x3fffc00, /* dst_mask */
1162 FALSE), /* pcrel_offset */
1164 /* Used in MOVI and SHORI ((x >> 16) & 65536). */
1165 HOWTO (R_SH_GOT_MEDLOW16, /* type */
1166 16, /* rightshift */
1167 2, /* size (0 = byte, 1 = short, 2 = long) */
1169 FALSE, /* pc_relative */
1171 complain_overflow_dont, /* complain_on_overflow */
1172 bfd_elf_generic_reloc, /* special_function */
1173 "R_SH_GOT_MEDLOW16", /* name */
1174 FALSE, /* partial_inplace */
1176 0x3fffc00, /* dst_mask */
1177 FALSE), /* pcrel_offset */
1179 /* Used in MOVI and SHORI ((x >> 32) & 65536). */
1180 HOWTO (R_SH_GOT_MEDHI16, /* type */
1181 32, /* rightshift */
1182 2, /* size (0 = byte, 1 = short, 2 = long) */
1184 FALSE, /* pc_relative */
1186 complain_overflow_dont, /* complain_on_overflow */
1187 bfd_elf_generic_reloc, /* special_function */
1188 "R_SH_GOT_MEDHI16", /* name */
1189 FALSE, /* partial_inplace */
1191 0x3fffc00, /* dst_mask */
1192 FALSE), /* pcrel_offset */
1194 /* Used in MOVI and SHORI ((x >> 48) & 65536). */
1195 HOWTO (R_SH_GOT_HI16, /* type */
1196 48, /* rightshift */
1197 2, /* size (0 = byte, 1 = short, 2 = long) */
1199 FALSE, /* pc_relative */
1201 complain_overflow_dont, /* complain_on_overflow */
1202 bfd_elf_generic_reloc, /* special_function */
1203 "R_SH_GOT_HI16", /* name */
1204 FALSE, /* partial_inplace */
1206 0x3fffc00, /* dst_mask */
1207 FALSE), /* pcrel_offset */
1209 /* Used in MOVI and SHORI (x & 65536). */
1210 HOWTO (R_SH_GOTPLT_LOW16, /* type */
1212 2, /* size (0 = byte, 1 = short, 2 = long) */
1214 FALSE, /* pc_relative */
1216 complain_overflow_dont, /* complain_on_overflow */
1217 bfd_elf_generic_reloc, /* special_function */
1218 "R_SH_GOTPLT_LOW16", /* name */
1219 FALSE, /* partial_inplace */
1221 0x3fffc00, /* dst_mask */
1222 FALSE), /* pcrel_offset */
1224 /* Used in MOVI and SHORI ((x >> 16) & 65536). */
1225 HOWTO (R_SH_GOTPLT_MEDLOW16, /* type */
1226 16, /* rightshift */
1227 2, /* size (0 = byte, 1 = short, 2 = long) */
1229 FALSE, /* pc_relative */
1231 complain_overflow_dont, /* complain_on_overflow */
1232 bfd_elf_generic_reloc, /* special_function */
1233 "R_SH_GOTPLT_MEDLOW16", /* name */
1234 FALSE, /* partial_inplace */
1236 0x3fffc00, /* dst_mask */
1237 FALSE), /* pcrel_offset */
1239 /* Used in MOVI and SHORI ((x >> 32) & 65536). */
1240 HOWTO (R_SH_GOTPLT_MEDHI16, /* type */
1241 32, /* rightshift */
1242 2, /* size (0 = byte, 1 = short, 2 = long) */
1244 FALSE, /* pc_relative */
1246 complain_overflow_dont, /* complain_on_overflow */
1247 bfd_elf_generic_reloc, /* special_function */
1248 "R_SH_GOTPLT_MEDHI16", /* name */
1249 FALSE, /* partial_inplace */
1251 0x3fffc00, /* dst_mask */
1252 FALSE), /* pcrel_offset */
1254 /* Used in MOVI and SHORI ((x >> 48) & 65536). */
1255 HOWTO (R_SH_GOTPLT_HI16, /* type */
1256 48, /* rightshift */
1257 2, /* size (0 = byte, 1 = short, 2 = long) */
1259 FALSE, /* pc_relative */
1261 complain_overflow_dont, /* complain_on_overflow */
1262 bfd_elf_generic_reloc, /* special_function */
1263 "R_SH_GOTPLT_HI16", /* name */
1264 FALSE, /* partial_inplace */
1266 0x3fffc00, /* dst_mask */
1267 FALSE), /* pcrel_offset */
1269 /* Used in MOVI and SHORI (x & 65536). */
1270 HOWTO (R_SH_PLT_LOW16, /* type */
1272 2, /* size (0 = byte, 1 = short, 2 = long) */
1274 TRUE, /* pc_relative */
1276 complain_overflow_dont, /* complain_on_overflow */
1277 bfd_elf_generic_reloc, /* special_function */
1278 "R_SH_PLT_LOW16", /* name */
1279 FALSE, /* partial_inplace */
1281 0x3fffc00, /* dst_mask */
1282 TRUE), /* pcrel_offset */
1284 /* Used in MOVI and SHORI ((x >> 16) & 65536). */
1285 HOWTO (R_SH_PLT_MEDLOW16, /* type */
1286 16, /* rightshift */
1287 2, /* size (0 = byte, 1 = short, 2 = long) */
1289 TRUE, /* pc_relative */
1291 complain_overflow_dont, /* complain_on_overflow */
1292 bfd_elf_generic_reloc, /* special_function */
1293 "R_SH_PLT_MEDLOW16", /* name */
1294 FALSE, /* partial_inplace */
1296 0x3fffc00, /* dst_mask */
1297 TRUE), /* pcrel_offset */
1299 /* Used in MOVI and SHORI ((x >> 32) & 65536). */
1300 HOWTO (R_SH_PLT_MEDHI16, /* type */
1301 32, /* rightshift */
1302 2, /* size (0 = byte, 1 = short, 2 = long) */
1304 TRUE, /* pc_relative */
1306 complain_overflow_dont, /* complain_on_overflow */
1307 bfd_elf_generic_reloc, /* special_function */
1308 "R_SH_PLT_MEDHI16", /* name */
1309 FALSE, /* partial_inplace */
1311 0x3fffc00, /* dst_mask */
1312 TRUE), /* pcrel_offset */
1314 /* Used in MOVI and SHORI ((x >> 48) & 65536). */
1315 HOWTO (R_SH_PLT_HI16, /* type */
1316 48, /* rightshift */
1317 2, /* size (0 = byte, 1 = short, 2 = long) */
1319 TRUE, /* pc_relative */
1321 complain_overflow_dont, /* complain_on_overflow */
1322 bfd_elf_generic_reloc, /* special_function */
1323 "R_SH_PLT_HI16", /* name */
1324 FALSE, /* partial_inplace */
1326 0x3fffc00, /* dst_mask */
1327 TRUE), /* pcrel_offset */
1329 /* Used in MOVI and SHORI (x & 65536). */
1330 HOWTO (R_SH_GOTOFF_LOW16, /* type */
1332 2, /* size (0 = byte, 1 = short, 2 = long) */
1334 FALSE, /* pc_relative */
1336 complain_overflow_dont, /* complain_on_overflow */
1337 bfd_elf_generic_reloc, /* special_function */
1338 "R_SH_GOTOFF_LOW16", /* name */
1339 FALSE, /* partial_inplace */
1341 0x3fffc00, /* dst_mask */
1342 FALSE), /* pcrel_offset */
1344 /* Used in MOVI and SHORI ((x >> 16) & 65536). */
1345 HOWTO (R_SH_GOTOFF_MEDLOW16, /* type */
1346 16, /* rightshift */
1347 2, /* size (0 = byte, 1 = short, 2 = long) */
1349 FALSE, /* pc_relative */
1351 complain_overflow_dont, /* complain_on_overflow */
1352 bfd_elf_generic_reloc, /* special_function */
1353 "R_SH_GOTOFF_MEDLOW16", /* name */
1354 FALSE, /* partial_inplace */
1356 0x3fffc00, /* dst_mask */
1357 FALSE), /* pcrel_offset */
1359 /* Used in MOVI and SHORI ((x >> 32) & 65536). */
1360 HOWTO (R_SH_GOTOFF_MEDHI16, /* type */
1361 32, /* rightshift */
1362 2, /* size (0 = byte, 1 = short, 2 = long) */
1364 FALSE, /* pc_relative */
1366 complain_overflow_dont, /* complain_on_overflow */
1367 bfd_elf_generic_reloc, /* special_function */
1368 "R_SH_GOTOFF_MEDHI16", /* name */
1369 FALSE, /* partial_inplace */
1371 0x3fffc00, /* dst_mask */
1372 FALSE), /* pcrel_offset */
1374 /* Used in MOVI and SHORI ((x >> 48) & 65536). */
1375 HOWTO (R_SH_GOTOFF_HI16, /* type */
1376 48, /* rightshift */
1377 2, /* size (0 = byte, 1 = short, 2 = long) */
1379 FALSE, /* pc_relative */
1381 complain_overflow_dont, /* complain_on_overflow */
1382 bfd_elf_generic_reloc, /* special_function */
1383 "R_SH_GOTOFF_HI16", /* name */
1384 FALSE, /* partial_inplace */
1386 0x3fffc00, /* dst_mask */
1387 FALSE), /* pcrel_offset */
1389 /* Used in MOVI and SHORI (x & 65536). */
1390 HOWTO (R_SH_GOTPC_LOW16, /* type */
1392 2, /* size (0 = byte, 1 = short, 2 = long) */
1394 TRUE, /* pc_relative */
1396 complain_overflow_dont, /* complain_on_overflow */
1397 bfd_elf_generic_reloc, /* special_function */
1398 "R_SH_GOTPC_LOW16", /* name */
1399 FALSE, /* partial_inplace */
1401 0x3fffc00, /* dst_mask */
1402 TRUE), /* pcrel_offset */
1404 /* Used in MOVI and SHORI ((x >> 16) & 65536). */
1405 HOWTO (R_SH_GOTPC_MEDLOW16, /* type */
1406 16, /* rightshift */
1407 2, /* size (0 = byte, 1 = short, 2 = long) */
1409 TRUE, /* pc_relative */
1411 complain_overflow_dont, /* complain_on_overflow */
1412 bfd_elf_generic_reloc, /* special_function */
1413 "R_SH_GOTPC_MEDLOW16", /* name */
1414 FALSE, /* partial_inplace */
1416 0x3fffc00, /* dst_mask */
1417 TRUE), /* pcrel_offset */
1419 /* Used in MOVI and SHORI ((x >> 32) & 65536). */
1420 HOWTO (R_SH_GOTPC_MEDHI16, /* type */
1421 32, /* rightshift */
1422 2, /* size (0 = byte, 1 = short, 2 = long) */
1424 TRUE, /* pc_relative */
1426 complain_overflow_dont, /* complain_on_overflow */
1427 bfd_elf_generic_reloc, /* special_function */
1428 "R_SH_GOTPC_MEDHI16", /* name */
1429 FALSE, /* partial_inplace */
1431 0x3fffc00, /* dst_mask */
1432 TRUE), /* pcrel_offset */
1434 /* Used in MOVI and SHORI ((x >> 48) & 65536). */
1435 HOWTO (R_SH_GOTPC_HI16, /* type */
1436 48, /* rightshift */
1437 2, /* size (0 = byte, 1 = short, 2 = long) */
1439 TRUE, /* pc_relative */
1441 complain_overflow_dont, /* complain_on_overflow */
1442 bfd_elf_generic_reloc, /* special_function */
1443 "R_SH_GOTPC_HI16", /* name */
1444 FALSE, /* partial_inplace */
1446 0x3fffc00, /* dst_mask */
1447 TRUE), /* pcrel_offset */
1449 /* Used in LD.L, FLD.S et al. */
1450 HOWTO (R_SH_GOT10BY4, /* type */
1452 2, /* size (0 = byte, 1 = short, 2 = long) */
1454 FALSE, /* pc_relative */
1456 complain_overflow_signed, /* complain_on_overflow */
1457 bfd_elf_generic_reloc, /* special_function */
1458 "R_SH_GOT10BY4", /* name */
1459 FALSE, /* partial_inplace */
1461 0xffc00, /* dst_mask */
1462 FALSE), /* pcrel_offset */
1464 /* Used in LD.L, FLD.S et al. */
1465 HOWTO (R_SH_GOTPLT10BY4, /* type */
1467 2, /* size (0 = byte, 1 = short, 2 = long) */
1469 FALSE, /* pc_relative */
1471 complain_overflow_signed, /* complain_on_overflow */
1472 bfd_elf_generic_reloc, /* special_function */
1473 "R_SH_GOTPLT10BY4", /* name */
1474 FALSE, /* partial_inplace */
1476 0xffc00, /* dst_mask */
1477 FALSE), /* pcrel_offset */
1479 /* Used in FLD.D, FST.P et al. */
1480 HOWTO (R_SH_GOT10BY8, /* type */
1482 2, /* size (0 = byte, 1 = short, 2 = long) */
1484 FALSE, /* pc_relative */
1486 complain_overflow_signed, /* complain_on_overflow */
1487 bfd_elf_generic_reloc, /* special_function */
1488 "R_SH_GOT10BY8", /* name */
1489 FALSE, /* partial_inplace */
1491 0xffc00, /* dst_mask */
1492 FALSE), /* pcrel_offset */
1494 /* Used in FLD.D, FST.P et al. */
1495 HOWTO (R_SH_GOTPLT10BY8, /* type */
1497 2, /* size (0 = byte, 1 = short, 2 = long) */
1499 FALSE, /* pc_relative */
1501 complain_overflow_signed, /* complain_on_overflow */
1502 bfd_elf_generic_reloc, /* special_function */
1503 "R_SH_GOTPLT10BY8", /* name */
1504 FALSE, /* partial_inplace */
1506 0xffc00, /* dst_mask */
1507 FALSE), /* pcrel_offset */
1509 HOWTO (R_SH_COPY64, /* type */
1511 4, /* size (0 = byte, 1 = short, 2 = long) */
1513 FALSE, /* pc_relative */
1515 complain_overflow_dont, /* complain_on_overflow */
1516 bfd_elf_generic_reloc, /* special_function */
1517 "R_SH_COPY64", /* name */
1518 FALSE, /* partial_inplace */
1520 ((bfd_vma) 0) - 1, /* dst_mask */
1521 FALSE), /* pcrel_offset */
1523 HOWTO (R_SH_GLOB_DAT64, /* type */
1525 4, /* size (0 = byte, 1 = short, 2 = long) */
1527 FALSE, /* pc_relative */
1529 complain_overflow_dont, /* complain_on_overflow */
1530 bfd_elf_generic_reloc, /* special_function */
1531 "R_SH_GLOB_DAT64", /* name */
1532 FALSE, /* partial_inplace */
1534 ((bfd_vma) 0) - 1, /* dst_mask */
1535 FALSE), /* pcrel_offset */
1537 HOWTO (R_SH_JMP_SLOT64, /* type */
1539 4, /* size (0 = byte, 1 = short, 2 = long) */
1541 FALSE, /* pc_relative */
1543 complain_overflow_dont, /* complain_on_overflow */
1544 bfd_elf_generic_reloc, /* special_function */
1545 "R_SH_JMP_SLOT64", /* name */
1546 FALSE, /* partial_inplace */
1548 ((bfd_vma) 0) - 1, /* dst_mask */
1549 FALSE), /* pcrel_offset */
1551 HOWTO (R_SH_RELATIVE64, /* type */
1553 4, /* size (0 = byte, 1 = short, 2 = long) */
1555 FALSE, /* pc_relative */
1557 complain_overflow_dont, /* complain_on_overflow */
1558 bfd_elf_generic_reloc, /* special_function */
1559 "R_SH_RELATIVE64", /* name */
1560 FALSE, /* partial_inplace */
1562 ((bfd_vma) 0) - 1, /* dst_mask */
1563 FALSE), /* pcrel_offset */
1611 /* Relocations for SHmedia code. None of these are partial_inplace or
1612 use the field being relocated (except R_SH_PT_16). */
1614 /* The assembler will generate this reloc before a block of SHmedia
1615 instructions. A section should be processed as assuming it contains
1616 data, unless this reloc is seen. Note that a block of SHcompact
1617 instructions are instead preceded by R_SH_CODE.
1618 This is currently not implemented, but should be used for SHmedia
1619 linker relaxation. */
1620 HOWTO (R_SH_SHMEDIA_CODE, /* type */
1622 1, /* size (0 = byte, 1 = short, 2 = long) */
1624 FALSE, /* pc_relative */
1626 complain_overflow_unsigned, /* complain_on_overflow */
1627 sh_elf_ignore_reloc, /* special_function */
1628 "R_SH_SHMEDIA_CODE", /* name */
1629 FALSE, /* partial_inplace */
1632 FALSE), /* pcrel_offset */
1634 /* The assembler will generate this reloc at a PTA or PTB instruction,
1635 and the linker checks the right type of target, or changes a PTA to a
1636 PTB, if the original insn was PT. */
1637 HOWTO (R_SH_PT_16, /* type */
1639 2, /* size (0 = byte, 1 = short, 2 = long) */
1641 TRUE, /* pc_relative */
1643 complain_overflow_signed, /* complain_on_overflow */
1644 bfd_elf_generic_reloc, /* special_function */
1645 "R_SH_PT_16", /* name */
1646 FALSE, /* partial_inplace */
1648 0x3fffc00, /* dst_mask */
1649 TRUE), /* pcrel_offset */
1651 /* Used in unexpanded MOVI. */
1652 HOWTO (R_SH_IMMS16, /* type */
1654 2, /* size (0 = byte, 1 = short, 2 = long) */
1656 FALSE, /* pc_relative */
1658 complain_overflow_signed, /* complain_on_overflow */
1659 bfd_elf_generic_reloc, /* special_function */
1660 "R_SH_IMMS16", /* name */
1661 FALSE, /* partial_inplace */
1663 0x3fffc00, /* dst_mask */
1664 FALSE), /* pcrel_offset */
1666 /* Used in SHORI. */
1667 HOWTO (R_SH_IMMU16, /* type */
1669 2, /* size (0 = byte, 1 = short, 2 = long) */
1671 FALSE, /* pc_relative */
1673 complain_overflow_unsigned, /* complain_on_overflow */
1674 bfd_elf_generic_reloc, /* special_function */
1675 "R_SH_IMMU16", /* name */
1676 FALSE, /* partial_inplace */
1678 0x3fffc00, /* dst_mask */
1679 FALSE), /* pcrel_offset */
1681 /* Used in MOVI and SHORI (x & 65536). */
1682 HOWTO (R_SH_IMM_LOW16, /* type */
1684 2, /* size (0 = byte, 1 = short, 2 = long) */
1686 FALSE, /* pc_relative */
1688 complain_overflow_dont, /* complain_on_overflow */
1689 bfd_elf_generic_reloc, /* special_function */
1690 "R_SH_IMM_LOW16", /* name */
1691 FALSE, /* partial_inplace */
1693 0x3fffc00, /* dst_mask */
1694 FALSE), /* pcrel_offset */
1696 /* Used in MOVI and SHORI ((x - $) & 65536). */
1697 HOWTO (R_SH_IMM_LOW16_PCREL, /* type */
1699 2, /* size (0 = byte, 1 = short, 2 = long) */
1701 TRUE, /* pc_relative */
1703 complain_overflow_dont, /* complain_on_overflow */
1704 bfd_elf_generic_reloc, /* special_function */
1705 "R_SH_IMM_LOW16_PCREL", /* name */
1706 FALSE, /* partial_inplace */
1708 0x3fffc00, /* dst_mask */
1709 TRUE), /* pcrel_offset */
1711 /* Used in MOVI and SHORI ((x >> 16) & 65536). */
1712 HOWTO (R_SH_IMM_MEDLOW16, /* type */
1713 16, /* rightshift */
1714 2, /* size (0 = byte, 1 = short, 2 = long) */
1716 FALSE, /* pc_relative */
1718 complain_overflow_dont, /* complain_on_overflow */
1719 bfd_elf_generic_reloc, /* special_function */
1720 "R_SH_IMM_MEDLOW16", /* name */
1721 FALSE, /* partial_inplace */
1723 0x3fffc00, /* dst_mask */
1724 FALSE), /* pcrel_offset */
1726 /* Used in MOVI and SHORI (((x - $) >> 16) & 65536). */
1727 HOWTO (R_SH_IMM_MEDLOW16_PCREL, /* type */
1728 16, /* rightshift */
1729 2, /* size (0 = byte, 1 = short, 2 = long) */
1731 TRUE, /* pc_relative */
1733 complain_overflow_dont, /* complain_on_overflow */
1734 bfd_elf_generic_reloc, /* special_function */
1735 "R_SH_IMM_MEDLOW16_PCREL", /* name */
1736 FALSE, /* partial_inplace */
1738 0x3fffc00, /* dst_mask */
1739 TRUE), /* pcrel_offset */
1741 /* Used in MOVI and SHORI ((x >> 32) & 65536). */
1742 HOWTO (R_SH_IMM_MEDHI16, /* type */
1743 32, /* rightshift */
1744 2, /* size (0 = byte, 1 = short, 2 = long) */
1746 FALSE, /* pc_relative */
1748 complain_overflow_dont, /* complain_on_overflow */
1749 bfd_elf_generic_reloc, /* special_function */
1750 "R_SH_IMM_MEDHI16", /* name */
1751 FALSE, /* partial_inplace */
1753 0x3fffc00, /* dst_mask */
1754 FALSE), /* pcrel_offset */
1756 /* Used in MOVI and SHORI (((x - $) >> 32) & 65536). */
1757 HOWTO (R_SH_IMM_MEDHI16_PCREL, /* type */
1758 32, /* rightshift */
1759 2, /* size (0 = byte, 1 = short, 2 = long) */
1761 TRUE, /* pc_relative */
1763 complain_overflow_dont, /* complain_on_overflow */
1764 bfd_elf_generic_reloc, /* special_function */
1765 "R_SH_IMM_MEDHI16_PCREL", /* name */
1766 FALSE, /* partial_inplace */
1768 0x3fffc00, /* dst_mask */
1769 TRUE), /* pcrel_offset */
1771 /* Used in MOVI and SHORI ((x >> 48) & 65536). */
1772 HOWTO (R_SH_IMM_HI16, /* type */
1773 48, /* rightshift */
1774 2, /* size (0 = byte, 1 = short, 2 = long) */
1776 FALSE, /* pc_relative */
1778 complain_overflow_dont, /* complain_on_overflow */
1779 bfd_elf_generic_reloc, /* special_function */
1780 "R_SH_IMM_HI16", /* name */
1781 FALSE, /* partial_inplace */
1783 0x3fffc00, /* dst_mask */
1784 FALSE), /* pcrel_offset */
1786 /* Used in MOVI and SHORI (((x - $) >> 48) & 65536). */
1787 HOWTO (R_SH_IMM_HI16_PCREL, /* type */
1788 48, /* rightshift */
1789 2, /* size (0 = byte, 1 = short, 2 = long) */
1791 TRUE, /* pc_relative */
1793 complain_overflow_dont, /* complain_on_overflow */
1794 bfd_elf_generic_reloc, /* special_function */
1795 "R_SH_IMM_HI16_PCREL", /* name */
1796 FALSE, /* partial_inplace */
1798 0x3fffc00, /* dst_mask */
1799 TRUE), /* pcrel_offset */
1801 /* For the .uaquad pseudo. */
1802 HOWTO (R_SH_64, /* type */
1804 4, /* size (0 = byte, 1 = short, 2 = long) */
1806 FALSE, /* pc_relative */
1808 complain_overflow_dont, /* complain_on_overflow */
1809 bfd_elf_generic_reloc, /* special_function */
1810 "R_SH_64", /* name */
1811 FALSE, /* partial_inplace */
1813 ((bfd_vma) 0) - 1, /* dst_mask */
1814 FALSE), /* pcrel_offset */
1816 /* For the .uaquad pseudo, (x - $). */
1817 HOWTO (R_SH_64_PCREL, /* type */
1818 48, /* rightshift */
1819 2, /* size (0 = byte, 1 = short, 2 = long) */
1821 TRUE, /* pc_relative */
1823 complain_overflow_dont, /* complain_on_overflow */
1824 bfd_elf_generic_reloc, /* special_function */
1825 "R_SH_64_PCREL", /* name */
1826 FALSE, /* partial_inplace */
1828 ((bfd_vma) 0) - 1, /* dst_mask */
1829 TRUE), /* pcrel_offset */
1834 static bfd_reloc_status_type
1835 sh_elf_reloc_loop (int r_type ATTRIBUTE_UNUSED, bfd *input_bfd,
1836 asection *input_section, bfd_byte *contents,
1837 bfd_vma addr, asection *symbol_section,
1838 bfd_vma start, bfd_vma end)
1840 static bfd_vma last_addr;
1841 static asection *last_symbol_section;
1842 bfd_byte *start_ptr, *ptr, *last_ptr;
1847 /* Sanity check the address. */
1848 if (addr > input_section->_raw_size)
1849 return bfd_reloc_outofrange;
1851 /* We require the start and end relocations to be processed consecutively -
1852 although we allow then to be processed forwards or backwards. */
1856 last_symbol_section = symbol_section;
1857 return bfd_reloc_ok;
1859 if (last_addr != addr)
1863 if (! symbol_section || last_symbol_section != symbol_section || end < start)
1864 return bfd_reloc_outofrange;
1866 /* Get the symbol_section contents. */
1867 if (symbol_section != input_section)
1869 if (elf_section_data (symbol_section)->this_hdr.contents != NULL)
1870 contents = elf_section_data (symbol_section)->this_hdr.contents;
1873 contents = (bfd_byte *) bfd_malloc (symbol_section->_raw_size);
1874 if (contents == NULL)
1875 return bfd_reloc_outofrange;
1876 if (! bfd_get_section_contents (input_bfd, symbol_section, contents,
1878 symbol_section->_raw_size))
1881 return bfd_reloc_outofrange;
1885 #define IS_PPI(PTR) ((bfd_get_16 (input_bfd, (PTR)) & 0xfc00) == 0xf800)
1886 start_ptr = contents + start;
1887 for (cum_diff = -6, ptr = contents + end; cum_diff < 0 && ptr > start_ptr;)
1889 for (last_ptr = ptr, ptr -= 4; ptr >= start_ptr && IS_PPI (ptr);)
1892 diff = (last_ptr - ptr) >> 1;
1893 cum_diff += diff & 1;
1896 /* Calculate the start / end values to load into rs / re minus four -
1897 so that will cancel out the four we would otherwise have to add to
1898 addr to get the value to subtract in order to get relative addressing. */
1902 end = (ptr + cum_diff * 2) - contents;
1906 bfd_vma start0 = start - 4;
1908 while (start0 && IS_PPI (contents + start0))
1910 start0 = start - 2 - ((start - start0) & 2);
1911 start = start0 - cum_diff - 2;
1915 if (contents != NULL
1916 && elf_section_data (symbol_section)->this_hdr.contents != contents)
1919 insn = bfd_get_16 (input_bfd, contents + addr);
1921 x = (insn & 0x200 ? end : start) - addr;
1922 if (input_section != symbol_section)
1923 x += ((symbol_section->output_section->vma + symbol_section->output_offset)
1924 - (input_section->output_section->vma
1925 + input_section->output_offset));
1927 if (x < -128 || x > 127)
1928 return bfd_reloc_overflow;
1930 x = (insn & ~0xff) | (x & 0xff);
1931 bfd_put_16 (input_bfd, (bfd_vma) x, contents + addr);
1933 return bfd_reloc_ok;
1936 /* This function is used for normal relocs. This used to be like the COFF
1937 function, and is almost certainly incorrect for other ELF targets. */
1939 static bfd_reloc_status_type
1940 sh_elf_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol_in,
1941 void *data, asection *input_section, bfd *output_bfd,
1942 char **error_message ATTRIBUTE_UNUSED)
1946 enum elf_sh_reloc_type r_type;
1947 bfd_vma addr = reloc_entry->address;
1948 bfd_byte *hit_data = addr + (bfd_byte *) data;
1950 r_type = (enum elf_sh_reloc_type) reloc_entry->howto->type;
1952 if (output_bfd != NULL)
1954 /* Partial linking--do nothing. */
1955 reloc_entry->address += input_section->output_offset;
1956 return bfd_reloc_ok;
1959 /* Almost all relocs have to do with relaxing. If any work must be
1960 done for them, it has been done in sh_relax_section. */
1961 if (r_type == R_SH_IND12W && (symbol_in->flags & BSF_LOCAL) != 0)
1962 return bfd_reloc_ok;
1964 if (symbol_in != NULL
1965 && bfd_is_und_section (symbol_in->section))
1966 return bfd_reloc_undefined;
1968 if (bfd_is_com_section (symbol_in->section))
1971 sym_value = (symbol_in->value +
1972 symbol_in->section->output_section->vma +
1973 symbol_in->section->output_offset);
1978 insn = bfd_get_32 (abfd, hit_data);
1979 insn += sym_value + reloc_entry->addend;
1980 bfd_put_32 (abfd, (bfd_vma) insn, hit_data);
1983 insn = bfd_get_16 (abfd, hit_data);
1984 sym_value += reloc_entry->addend;
1985 sym_value -= (input_section->output_section->vma
1986 + input_section->output_offset
1989 sym_value += (insn & 0xfff) << 1;
1991 sym_value -= 0x1000;
1992 insn = (insn & 0xf000) | (sym_value & 0xfff);
1993 bfd_put_16 (abfd, (bfd_vma) insn, hit_data);
1994 if (sym_value < (bfd_vma) -0x1000 || sym_value >= 0x1000)
1995 return bfd_reloc_overflow;
2002 return bfd_reloc_ok;
2005 /* This function is used for relocs which are only used for relaxing,
2006 which the linker should otherwise ignore. */
2008 static bfd_reloc_status_type
2009 sh_elf_ignore_reloc (bfd *abfd ATTRIBUTE_UNUSED, arelent *reloc_entry,
2010 asymbol *symbol ATTRIBUTE_UNUSED,
2011 void *data ATTRIBUTE_UNUSED, asection *input_section,
2013 char **error_message ATTRIBUTE_UNUSED)
2015 if (output_bfd != NULL)
2016 reloc_entry->address += input_section->output_offset;
2017 return bfd_reloc_ok;
2020 /* This structure is used to map BFD reloc codes to SH ELF relocs. */
2022 struct elf_reloc_map
2024 bfd_reloc_code_real_type bfd_reloc_val;
2025 unsigned char elf_reloc_val;
2028 /* An array mapping BFD reloc codes to SH ELF relocs. */
2030 static const struct elf_reloc_map sh_reloc_map[] =
2032 { BFD_RELOC_NONE, R_SH_NONE },
2033 { BFD_RELOC_32, R_SH_DIR32 },
2034 { BFD_RELOC_16, R_SH_DIR16 },
2035 { BFD_RELOC_8, R_SH_DIR8 },
2036 { BFD_RELOC_CTOR, R_SH_DIR32 },
2037 { BFD_RELOC_32_PCREL, R_SH_REL32 },
2038 { BFD_RELOC_SH_PCDISP8BY2, R_SH_DIR8WPN },
2039 { BFD_RELOC_SH_PCDISP12BY2, R_SH_IND12W },
2040 { BFD_RELOC_SH_PCRELIMM8BY2, R_SH_DIR8WPZ },
2041 { BFD_RELOC_SH_PCRELIMM8BY4, R_SH_DIR8WPL },
2042 { BFD_RELOC_8_PCREL, R_SH_SWITCH8 },
2043 { BFD_RELOC_SH_SWITCH16, R_SH_SWITCH16 },
2044 { BFD_RELOC_SH_SWITCH32, R_SH_SWITCH32 },
2045 { BFD_RELOC_SH_USES, R_SH_USES },
2046 { BFD_RELOC_SH_COUNT, R_SH_COUNT },
2047 { BFD_RELOC_SH_ALIGN, R_SH_ALIGN },
2048 { BFD_RELOC_SH_CODE, R_SH_CODE },
2049 { BFD_RELOC_SH_DATA, R_SH_DATA },
2050 { BFD_RELOC_SH_LABEL, R_SH_LABEL },
2051 { BFD_RELOC_VTABLE_INHERIT, R_SH_GNU_VTINHERIT },
2052 { BFD_RELOC_VTABLE_ENTRY, R_SH_GNU_VTENTRY },
2053 { BFD_RELOC_SH_LOOP_START, R_SH_LOOP_START },
2054 { BFD_RELOC_SH_LOOP_END, R_SH_LOOP_END },
2055 { BFD_RELOC_SH_TLS_GD_32, R_SH_TLS_GD_32 },
2056 { BFD_RELOC_SH_TLS_LD_32, R_SH_TLS_LD_32 },
2057 { BFD_RELOC_SH_TLS_LDO_32, R_SH_TLS_LDO_32 },
2058 { BFD_RELOC_SH_TLS_IE_32, R_SH_TLS_IE_32 },
2059 { BFD_RELOC_SH_TLS_LE_32, R_SH_TLS_LE_32 },
2060 { BFD_RELOC_SH_TLS_DTPMOD32, R_SH_TLS_DTPMOD32 },
2061 { BFD_RELOC_SH_TLS_DTPOFF32, R_SH_TLS_DTPOFF32 },
2062 { BFD_RELOC_SH_TLS_TPOFF32, R_SH_TLS_TPOFF32 },
2063 { BFD_RELOC_32_GOT_PCREL, R_SH_GOT32 },
2064 { BFD_RELOC_32_PLT_PCREL, R_SH_PLT32 },
2065 { BFD_RELOC_SH_COPY, R_SH_COPY },
2066 { BFD_RELOC_SH_GLOB_DAT, R_SH_GLOB_DAT },
2067 { BFD_RELOC_SH_JMP_SLOT, R_SH_JMP_SLOT },
2068 { BFD_RELOC_SH_RELATIVE, R_SH_RELATIVE },
2069 { BFD_RELOC_32_GOTOFF, R_SH_GOTOFF },
2070 { BFD_RELOC_SH_GOTPC, R_SH_GOTPC },
2071 { BFD_RELOC_SH_GOTPLT32, R_SH_GOTPLT32 },
2072 #ifdef INCLUDE_SHMEDIA
2073 { BFD_RELOC_SH_GOT_LOW16, R_SH_GOT_LOW16 },
2074 { BFD_RELOC_SH_GOT_MEDLOW16, R_SH_GOT_MEDLOW16 },
2075 { BFD_RELOC_SH_GOT_MEDHI16, R_SH_GOT_MEDHI16 },
2076 { BFD_RELOC_SH_GOT_HI16, R_SH_GOT_HI16 },
2077 { BFD_RELOC_SH_GOTPLT_LOW16, R_SH_GOTPLT_LOW16 },
2078 { BFD_RELOC_SH_GOTPLT_MEDLOW16, R_SH_GOTPLT_MEDLOW16 },
2079 { BFD_RELOC_SH_GOTPLT_MEDHI16, R_SH_GOTPLT_MEDHI16 },
2080 { BFD_RELOC_SH_GOTPLT_HI16, R_SH_GOTPLT_HI16 },
2081 { BFD_RELOC_SH_PLT_LOW16, R_SH_PLT_LOW16 },
2082 { BFD_RELOC_SH_PLT_MEDLOW16, R_SH_PLT_MEDLOW16 },
2083 { BFD_RELOC_SH_PLT_MEDHI16, R_SH_PLT_MEDHI16 },
2084 { BFD_RELOC_SH_PLT_HI16, R_SH_PLT_HI16 },
2085 { BFD_RELOC_SH_GOTOFF_LOW16, R_SH_GOTOFF_LOW16 },
2086 { BFD_RELOC_SH_GOTOFF_MEDLOW16, R_SH_GOTOFF_MEDLOW16 },
2087 { BFD_RELOC_SH_GOTOFF_MEDHI16, R_SH_GOTOFF_MEDHI16 },
2088 { BFD_RELOC_SH_GOTOFF_HI16, R_SH_GOTOFF_HI16 },
2089 { BFD_RELOC_SH_GOTPC_LOW16, R_SH_GOTPC_LOW16 },
2090 { BFD_RELOC_SH_GOTPC_MEDLOW16, R_SH_GOTPC_MEDLOW16 },
2091 { BFD_RELOC_SH_GOTPC_MEDHI16, R_SH_GOTPC_MEDHI16 },
2092 { BFD_RELOC_SH_GOTPC_HI16, R_SH_GOTPC_HI16 },
2093 { BFD_RELOC_SH_COPY64, R_SH_COPY64 },
2094 { BFD_RELOC_SH_GLOB_DAT64, R_SH_GLOB_DAT64 },
2095 { BFD_RELOC_SH_JMP_SLOT64, R_SH_JMP_SLOT64 },
2096 { BFD_RELOC_SH_RELATIVE64, R_SH_RELATIVE64 },
2097 { BFD_RELOC_SH_GOT10BY4, R_SH_GOT10BY4 },
2098 { BFD_RELOC_SH_GOT10BY8, R_SH_GOT10BY8 },
2099 { BFD_RELOC_SH_GOTPLT10BY4, R_SH_GOTPLT10BY4 },
2100 { BFD_RELOC_SH_GOTPLT10BY8, R_SH_GOTPLT10BY8 },
2101 { BFD_RELOC_SH_PT_16, R_SH_PT_16 },
2102 { BFD_RELOC_SH_SHMEDIA_CODE, R_SH_SHMEDIA_CODE },
2103 { BFD_RELOC_SH_IMMU5, R_SH_DIR5U },
2104 { BFD_RELOC_SH_IMMS6, R_SH_DIR6S },
2105 { BFD_RELOC_SH_IMMU6, R_SH_DIR6U },
2106 { BFD_RELOC_SH_IMMS10, R_SH_DIR10S },
2107 { BFD_RELOC_SH_IMMS10BY2, R_SH_DIR10SW },
2108 { BFD_RELOC_SH_IMMS10BY4, R_SH_DIR10SL },
2109 { BFD_RELOC_SH_IMMS10BY8, R_SH_DIR10SQ },
2110 { BFD_RELOC_SH_IMMS16, R_SH_IMMS16 },
2111 { BFD_RELOC_SH_IMMU16, R_SH_IMMU16 },
2112 { BFD_RELOC_SH_IMM_LOW16, R_SH_IMM_LOW16 },
2113 { BFD_RELOC_SH_IMM_LOW16_PCREL, R_SH_IMM_LOW16_PCREL },
2114 { BFD_RELOC_SH_IMM_MEDLOW16, R_SH_IMM_MEDLOW16 },
2115 { BFD_RELOC_SH_IMM_MEDLOW16_PCREL, R_SH_IMM_MEDLOW16_PCREL },
2116 { BFD_RELOC_SH_IMM_MEDHI16, R_SH_IMM_MEDHI16 },
2117 { BFD_RELOC_SH_IMM_MEDHI16_PCREL, R_SH_IMM_MEDHI16_PCREL },
2118 { BFD_RELOC_SH_IMM_HI16, R_SH_IMM_HI16 },
2119 { BFD_RELOC_SH_IMM_HI16_PCREL, R_SH_IMM_HI16_PCREL },
2120 { BFD_RELOC_64, R_SH_64 },
2121 { BFD_RELOC_64_PCREL, R_SH_64_PCREL },
2122 #endif /* not INCLUDE_SHMEDIA */
2125 /* Given a BFD reloc code, return the howto structure for the
2126 corresponding SH ELf reloc. */
2128 static reloc_howto_type *
2129 sh_elf_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
2130 bfd_reloc_code_real_type code)
2134 for (i = 0; i < sizeof (sh_reloc_map) / sizeof (struct elf_reloc_map); i++)
2136 if (sh_reloc_map[i].bfd_reloc_val == code)
2137 return &sh_elf_howto_table[(int) sh_reloc_map[i].elf_reloc_val];
2143 /* Given an ELF reloc, fill in the howto field of a relent. */
2146 sh_elf_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED, arelent *cache_ptr,
2147 Elf_Internal_Rela *dst)
2151 r = ELF32_R_TYPE (dst->r_info);
2153 BFD_ASSERT (r < (unsigned int) R_SH_max);
2154 BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC || r > R_SH_LAST_INVALID_RELOC);
2155 BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_2 || r > R_SH_LAST_INVALID_RELOC_2);
2156 BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_3 || r > R_SH_LAST_INVALID_RELOC_3);
2157 BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_4 || r > R_SH_LAST_INVALID_RELOC_4);
2158 BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_5 || r > R_SH_LAST_INVALID_RELOC_5);
2160 cache_ptr->howto = &sh_elf_howto_table[r];
2163 /* This function handles relaxing for SH ELF. See the corresponding
2164 function in coff-sh.c for a description of what this does. FIXME:
2165 There is a lot of duplication here between this code and the COFF
2166 specific code. The format of relocs and symbols is wound deeply
2167 into this code, but it would still be better if the duplication
2168 could be eliminated somehow. Note in particular that although both
2169 functions use symbols like R_SH_CODE, those symbols have different
2170 values; in coff-sh.c they come from include/coff/sh.h, whereas here
2171 they come from enum elf_sh_reloc_type in include/elf/sh.h. */
2174 sh_elf_relax_section (bfd *abfd, asection *sec,
2175 struct bfd_link_info *link_info, bfd_boolean *again)
2177 Elf_Internal_Shdr *symtab_hdr;
2178 Elf_Internal_Rela *internal_relocs;
2179 bfd_boolean have_code;
2180 Elf_Internal_Rela *irel, *irelend;
2181 bfd_byte *contents = NULL;
2182 Elf_Internal_Sym *isymbuf = NULL;
2186 if (link_info->relocatable
2187 || (sec->flags & SEC_RELOC) == 0
2188 || sec->reloc_count == 0)
2191 #ifdef INCLUDE_SHMEDIA
2192 if (elf_section_data (sec)->this_hdr.sh_flags
2193 & (SHF_SH5_ISA32 | SHF_SH5_ISA32_MIXED))
2199 /* If this is the first time we have been called for this section,
2200 initialize the cooked size. */
2201 if (sec->_cooked_size == 0)
2202 sec->_cooked_size = sec->_raw_size;
2204 symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
2206 internal_relocs = (_bfd_elf_link_read_relocs
2207 (abfd, sec, NULL, (Elf_Internal_Rela *) NULL,
2208 link_info->keep_memory));
2209 if (internal_relocs == NULL)
2214 irelend = internal_relocs + sec->reloc_count;
2215 for (irel = internal_relocs; irel < irelend; irel++)
2217 bfd_vma laddr, paddr, symval;
2218 unsigned short insn;
2219 Elf_Internal_Rela *irelfn, *irelscan, *irelcount;
2220 bfd_signed_vma foff;
2222 if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_CODE)
2225 if (ELF32_R_TYPE (irel->r_info) != (int) R_SH_USES)
2228 /* Get the section contents. */
2229 if (contents == NULL)
2231 if (elf_section_data (sec)->this_hdr.contents != NULL)
2232 contents = elf_section_data (sec)->this_hdr.contents;
2235 contents = (bfd_byte *) bfd_malloc (sec->_raw_size);
2236 if (contents == NULL)
2239 if (! bfd_get_section_contents (abfd, sec, contents,
2240 (file_ptr) 0, sec->_raw_size))
2245 /* The r_addend field of the R_SH_USES reloc will point us to
2246 the register load. The 4 is because the r_addend field is
2247 computed as though it were a jump offset, which are based
2248 from 4 bytes after the jump instruction. */
2249 laddr = irel->r_offset + 4 + irel->r_addend;
2250 if (laddr >= sec->_raw_size)
2252 (*_bfd_error_handler) (_("%s: 0x%lx: warning: bad R_SH_USES offset"),
2253 bfd_archive_filename (abfd),
2254 (unsigned long) irel->r_offset);
2257 insn = bfd_get_16 (abfd, contents + laddr);
2259 /* If the instruction is not mov.l NN,rN, we don't know what to
2261 if ((insn & 0xf000) != 0xd000)
2263 ((*_bfd_error_handler)
2264 (_("%s: 0x%lx: warning: R_SH_USES points to unrecognized insn 0x%x"),
2265 bfd_archive_filename (abfd), (unsigned long) irel->r_offset, insn));
2269 /* Get the address from which the register is being loaded. The
2270 displacement in the mov.l instruction is quadrupled. It is a
2271 displacement from four bytes after the movl instruction, but,
2272 before adding in the PC address, two least significant bits
2273 of the PC are cleared. We assume that the section is aligned
2274 on a four byte boundary. */
2275 paddr = insn & 0xff;
2277 paddr += (laddr + 4) &~ (bfd_vma) 3;
2278 if (paddr >= sec->_raw_size)
2280 ((*_bfd_error_handler)
2281 (_("%s: 0x%lx: warning: bad R_SH_USES load offset"),
2282 bfd_archive_filename (abfd), (unsigned long) irel->r_offset));
2286 /* Get the reloc for the address from which the register is
2287 being loaded. This reloc will tell us which function is
2288 actually being called. */
2289 for (irelfn = internal_relocs; irelfn < irelend; irelfn++)
2290 if (irelfn->r_offset == paddr
2291 && ELF32_R_TYPE (irelfn->r_info) == (int) R_SH_DIR32)
2293 if (irelfn >= irelend)
2295 ((*_bfd_error_handler)
2296 (_("%s: 0x%lx: warning: could not find expected reloc"),
2297 bfd_archive_filename (abfd), (unsigned long) paddr));
2301 /* Read this BFD's symbols if we haven't done so already. */
2302 if (isymbuf == NULL && symtab_hdr->sh_info != 0)
2304 isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents;
2305 if (isymbuf == NULL)
2306 isymbuf = bfd_elf_get_elf_syms (abfd, symtab_hdr,
2307 symtab_hdr->sh_info, 0,
2309 if (isymbuf == NULL)
2313 /* Get the value of the symbol referred to by the reloc. */
2314 if (ELF32_R_SYM (irelfn->r_info) < symtab_hdr->sh_info)
2316 /* A local symbol. */
2317 Elf_Internal_Sym *isym;
2319 isym = isymbuf + ELF32_R_SYM (irelfn->r_info);
2321 != (unsigned int) _bfd_elf_section_from_bfd_section (abfd, sec))
2323 ((*_bfd_error_handler)
2324 (_("%s: 0x%lx: warning: symbol in unexpected section"),
2325 bfd_archive_filename (abfd), (unsigned long) paddr));
2329 symval = (isym->st_value
2330 + sec->output_section->vma
2331 + sec->output_offset);
2336 struct elf_link_hash_entry *h;
2338 indx = ELF32_R_SYM (irelfn->r_info) - symtab_hdr->sh_info;
2339 h = elf_sym_hashes (abfd)[indx];
2340 BFD_ASSERT (h != NULL);
2341 if (h->root.type != bfd_link_hash_defined
2342 && h->root.type != bfd_link_hash_defweak)
2344 /* This appears to be a reference to an undefined
2345 symbol. Just ignore it--it will be caught by the
2346 regular reloc processing. */
2350 symval = (h->root.u.def.value
2351 + h->root.u.def.section->output_section->vma
2352 + h->root.u.def.section->output_offset);
2355 symval += bfd_get_32 (abfd, contents + paddr);
2357 /* See if this function call can be shortened. */
2360 + sec->output_section->vma
2361 + sec->output_offset
2363 if (foff < -0x1000 || foff >= 0x1000)
2365 /* After all that work, we can't shorten this function call. */
2369 /* Shorten the function call. */
2371 /* For simplicity of coding, we are going to modify the section
2372 contents, the section relocs, and the BFD symbol table. We
2373 must tell the rest of the code not to free up this
2374 information. It would be possible to instead create a table
2375 of changes which have to be made, as is done in coff-mips.c;
2376 that would be more work, but would require less memory when
2377 the linker is run. */
2379 elf_section_data (sec)->relocs = internal_relocs;
2380 elf_section_data (sec)->this_hdr.contents = contents;
2381 symtab_hdr->contents = (unsigned char *) isymbuf;
2383 /* Replace the jsr with a bsr. */
2385 /* Change the R_SH_USES reloc into an R_SH_IND12W reloc, and
2386 replace the jsr with a bsr. */
2387 irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irelfn->r_info), R_SH_IND12W);
2388 /* We used to test (ELF32_R_SYM (irelfn->r_info) < symtab_hdr->sh_info)
2389 here, but that only checks if the symbol is an external symbol,
2390 not if the symbol is in a different section. Besides, we need
2391 a consistent meaning for the relocation, so we just assume here that
2392 the value of the symbol is not available. */
2394 if (ELF32_R_SYM (irelfn->r_info) < symtab_hdr->sh_info)
2396 /* If this needs to be changed because of future relaxing,
2397 it will be handled here like other internal IND12W
2400 (bfd_vma) 0xb000 | ((foff >> 1) & 0xfff),
2401 contents + irel->r_offset);
2406 /* We can't fully resolve this yet, because the external
2407 symbol value may be changed by future relaxing. We let
2408 the final link phase handle it. */
2409 bfd_put_16 (abfd, (bfd_vma) 0xb000, contents + irel->r_offset);
2411 irel->r_addend = -4;
2413 /* See if there is another R_SH_USES reloc referring to the same
2415 for (irelscan = internal_relocs; irelscan < irelend; irelscan++)
2416 if (ELF32_R_TYPE (irelscan->r_info) == (int) R_SH_USES
2417 && laddr == irelscan->r_offset + 4 + irelscan->r_addend)
2419 if (irelscan < irelend)
2421 /* Some other function call depends upon this register load,
2422 and we have not yet converted that function call.
2423 Indeed, we may never be able to convert it. There is
2424 nothing else we can do at this point. */
2428 /* Look for a R_SH_COUNT reloc on the location where the
2429 function address is stored. Do this before deleting any
2430 bytes, to avoid confusion about the address. */
2431 for (irelcount = internal_relocs; irelcount < irelend; irelcount++)
2432 if (irelcount->r_offset == paddr
2433 && ELF32_R_TYPE (irelcount->r_info) == (int) R_SH_COUNT)
2436 /* Delete the register load. */
2437 if (! sh_elf_relax_delete_bytes (abfd, sec, laddr, 2))
2440 /* That will change things, so, just in case it permits some
2441 other function call to come within range, we should relax
2442 again. Note that this is not required, and it may be slow. */
2445 /* Now check whether we got a COUNT reloc. */
2446 if (irelcount >= irelend)
2448 ((*_bfd_error_handler)
2449 (_("%s: 0x%lx: warning: could not find expected COUNT reloc"),
2450 bfd_archive_filename (abfd), (unsigned long) paddr));
2454 /* The number of uses is stored in the r_addend field. We've
2455 just deleted one. */
2456 if (irelcount->r_addend == 0)
2458 ((*_bfd_error_handler) (_("%s: 0x%lx: warning: bad count"),
2459 bfd_archive_filename (abfd),
2460 (unsigned long) paddr));
2464 --irelcount->r_addend;
2466 /* If there are no more uses, we can delete the address. Reload
2467 the address from irelfn, in case it was changed by the
2468 previous call to sh_elf_relax_delete_bytes. */
2469 if (irelcount->r_addend == 0)
2471 if (! sh_elf_relax_delete_bytes (abfd, sec, irelfn->r_offset, 4))
2475 /* We've done all we can with that function call. */
2478 /* Look for load and store instructions that we can align on four
2480 if ((elf_elfheader (abfd)->e_flags & EF_SH_MACH_MASK) != EF_SH4
2483 bfd_boolean swapped;
2485 /* Get the section contents. */
2486 if (contents == NULL)
2488 if (elf_section_data (sec)->this_hdr.contents != NULL)
2489 contents = elf_section_data (sec)->this_hdr.contents;
2492 contents = (bfd_byte *) bfd_malloc (sec->_raw_size);
2493 if (contents == NULL)
2496 if (! bfd_get_section_contents (abfd, sec, contents,
2497 (file_ptr) 0, sec->_raw_size))
2502 if (! sh_elf_align_loads (abfd, sec, internal_relocs, contents,
2508 elf_section_data (sec)->relocs = internal_relocs;
2509 elf_section_data (sec)->this_hdr.contents = contents;
2510 symtab_hdr->contents = (unsigned char *) isymbuf;
2515 && symtab_hdr->contents != (unsigned char *) isymbuf)
2517 if (! link_info->keep_memory)
2521 /* Cache the symbols for elf_link_input_bfd. */
2522 symtab_hdr->contents = (unsigned char *) isymbuf;
2526 if (contents != NULL
2527 && elf_section_data (sec)->this_hdr.contents != contents)
2529 if (! link_info->keep_memory)
2533 /* Cache the section contents for elf_link_input_bfd. */
2534 elf_section_data (sec)->this_hdr.contents = contents;
2538 if (internal_relocs != NULL
2539 && elf_section_data (sec)->relocs != internal_relocs)
2540 free (internal_relocs);
2546 && symtab_hdr->contents != (unsigned char *) isymbuf)
2548 if (contents != NULL
2549 && elf_section_data (sec)->this_hdr.contents != contents)
2551 if (internal_relocs != NULL
2552 && elf_section_data (sec)->relocs != internal_relocs)
2553 free (internal_relocs);
2558 /* Delete some bytes from a section while relaxing. FIXME: There is a
2559 lot of duplication between this function and sh_relax_delete_bytes
2563 sh_elf_relax_delete_bytes (bfd *abfd, asection *sec, bfd_vma addr,
2566 Elf_Internal_Shdr *symtab_hdr;
2567 unsigned int sec_shndx;
2569 Elf_Internal_Rela *irel, *irelend;
2570 Elf_Internal_Rela *irelalign;
2572 Elf_Internal_Sym *isymbuf, *isym, *isymend;
2573 struct elf_link_hash_entry **sym_hashes;
2574 struct elf_link_hash_entry **end_hashes;
2575 unsigned int symcount;
2578 symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
2579 isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents;
2581 sec_shndx = _bfd_elf_section_from_bfd_section (abfd, sec);
2583 contents = elf_section_data (sec)->this_hdr.contents;
2585 /* The deletion must stop at the next ALIGN reloc for an aligment
2586 power larger than the number of bytes we are deleting. */
2589 toaddr = sec->_cooked_size;
2591 irel = elf_section_data (sec)->relocs;
2592 irelend = irel + sec->reloc_count;
2593 for (; irel < irelend; irel++)
2595 if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_ALIGN
2596 && irel->r_offset > addr
2597 && count < (1 << irel->r_addend))
2600 toaddr = irel->r_offset;
2605 /* Actually delete the bytes. */
2606 memmove (contents + addr, contents + addr + count,
2607 (size_t) (toaddr - addr - count));
2608 if (irelalign == NULL)
2609 sec->_cooked_size -= count;
2614 #define NOP_OPCODE (0x0009)
2616 BFD_ASSERT ((count & 1) == 0);
2617 for (i = 0; i < count; i += 2)
2618 bfd_put_16 (abfd, (bfd_vma) NOP_OPCODE, contents + toaddr - count + i);
2621 /* Adjust all the relocs. */
2622 for (irel = elf_section_data (sec)->relocs; irel < irelend; irel++)
2624 bfd_vma nraddr, stop;
2627 int off, adjust, oinsn;
2628 bfd_signed_vma voff = 0;
2629 bfd_boolean overflow;
2631 /* Get the new reloc address. */
2632 nraddr = irel->r_offset;
2633 if ((irel->r_offset > addr
2634 && irel->r_offset < toaddr)
2635 || (ELF32_R_TYPE (irel->r_info) == (int) R_SH_ALIGN
2636 && irel->r_offset == toaddr))
2639 /* See if this reloc was for the bytes we have deleted, in which
2640 case we no longer care about it. Don't delete relocs which
2641 represent addresses, though. */
2642 if (irel->r_offset >= addr
2643 && irel->r_offset < addr + count
2644 && ELF32_R_TYPE (irel->r_info) != (int) R_SH_ALIGN
2645 && ELF32_R_TYPE (irel->r_info) != (int) R_SH_CODE
2646 && ELF32_R_TYPE (irel->r_info) != (int) R_SH_DATA
2647 && ELF32_R_TYPE (irel->r_info) != (int) R_SH_LABEL)
2648 irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info),
2651 /* If this is a PC relative reloc, see if the range it covers
2652 includes the bytes we have deleted. */
2653 switch ((enum elf_sh_reloc_type) ELF32_R_TYPE (irel->r_info))
2662 start = irel->r_offset;
2663 insn = bfd_get_16 (abfd, contents + nraddr);
2667 switch ((enum elf_sh_reloc_type) ELF32_R_TYPE (irel->r_info))
2670 start = stop = addr;
2674 /* If this reloc is against a symbol defined in this
2675 section, and the symbol will not be adjusted below, we
2676 must check the addend to see it will put the value in
2677 range to be adjusted, and hence must be changed. */
2678 if (ELF32_R_SYM (irel->r_info) < symtab_hdr->sh_info)
2680 isym = isymbuf + ELF32_R_SYM (irel->r_info);
2681 if (isym->st_shndx == sec_shndx
2682 && (isym->st_value <= addr
2683 || isym->st_value >= toaddr))
2687 val = bfd_get_32 (abfd, contents + nraddr);
2688 val += isym->st_value;
2689 if (val > addr && val < toaddr)
2690 bfd_put_32 (abfd, val - count, contents + nraddr);
2693 start = stop = addr;
2700 stop = (bfd_vma) ((bfd_signed_vma) start + 4 + off * 2);
2707 /* This has been made by previous relaxation. Since the
2708 relocation will be against an external symbol, the
2709 final relocation will just do the right thing. */
2710 start = stop = addr;
2716 stop = (bfd_vma) ((bfd_signed_vma) start + 4 + off * 2);
2718 /* The addend will be against the section symbol, thus
2719 for adjusting the addend, the relevant start is the
2720 start of the section.
2721 N.B. If we want to abandom in-place changes here and
2722 test directly using symbol + addend, we have to take into
2723 account that the addend has already been adjusted by -4. */
2724 if (stop > addr && stop < toaddr)
2725 irel->r_addend -= count;
2731 stop = start + 4 + off * 2;
2736 stop = (start & ~(bfd_vma) 3) + 4 + off * 4;
2742 /* These relocs types represent
2744 The r_addend field holds the difference between the reloc
2745 address and L1. That is the start of the reloc, and
2746 adding in the contents gives us the top. We must adjust
2747 both the r_offset field and the section contents.
2748 N.B. in gas / coff bfd, the elf bfd r_addend is called r_offset,
2749 and the elf bfd r_offset is called r_vaddr. */
2751 stop = irel->r_offset;
2752 start = (bfd_vma) ((bfd_signed_vma) stop - (long) irel->r_addend);
2756 && (stop <= addr || stop >= toaddr))
2757 irel->r_addend += count;
2758 else if (stop > addr
2760 && (start <= addr || start >= toaddr))
2761 irel->r_addend -= count;
2763 if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_SWITCH16)
2764 voff = bfd_get_signed_16 (abfd, contents + nraddr);
2765 else if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_SWITCH8)
2766 voff = bfd_get_8 (abfd, contents + nraddr);
2768 voff = bfd_get_signed_32 (abfd, contents + nraddr);
2769 stop = (bfd_vma) ((bfd_signed_vma) start + voff);
2774 start = irel->r_offset;
2775 stop = (bfd_vma) ((bfd_signed_vma) start
2776 + (long) irel->r_addend
2783 && (stop <= addr || stop >= toaddr))
2785 else if (stop > addr
2787 && (start <= addr || start >= toaddr))
2796 switch ((enum elf_sh_reloc_type) ELF32_R_TYPE (irel->r_info))
2805 if ((oinsn & 0xff00) != (insn & 0xff00))
2807 bfd_put_16 (abfd, (bfd_vma) insn, contents + nraddr);
2812 if ((oinsn & 0xf000) != (insn & 0xf000))
2814 bfd_put_16 (abfd, (bfd_vma) insn, contents + nraddr);
2818 BFD_ASSERT (adjust == count || count >= 4);
2823 if ((irel->r_offset & 3) == 0)
2826 if ((oinsn & 0xff00) != (insn & 0xff00))
2828 bfd_put_16 (abfd, (bfd_vma) insn, contents + nraddr);
2833 if (voff < 0 || voff >= 0xff)
2835 bfd_put_8 (abfd, voff, contents + nraddr);
2840 if (voff < - 0x8000 || voff >= 0x8000)
2842 bfd_put_signed_16 (abfd, (bfd_vma) voff, contents + nraddr);
2847 bfd_put_signed_32 (abfd, (bfd_vma) voff, contents + nraddr);
2851 irel->r_addend += adjust;
2857 ((*_bfd_error_handler)
2858 (_("%s: 0x%lx: fatal: reloc overflow while relaxing"),
2859 bfd_archive_filename (abfd), (unsigned long) irel->r_offset));
2860 bfd_set_error (bfd_error_bad_value);
2865 irel->r_offset = nraddr;
2868 /* Look through all the other sections. If there contain any IMM32
2869 relocs against internal symbols which we are not going to adjust
2870 below, we may need to adjust the addends. */
2871 for (o = abfd->sections; o != NULL; o = o->next)
2873 Elf_Internal_Rela *internal_relocs;
2874 Elf_Internal_Rela *irelscan, *irelscanend;
2875 bfd_byte *ocontents;
2878 || (o->flags & SEC_RELOC) == 0
2879 || o->reloc_count == 0)
2882 /* We always cache the relocs. Perhaps, if info->keep_memory is
2883 FALSE, we should free them, if we are permitted to, when we
2884 leave sh_coff_relax_section. */
2885 internal_relocs = (_bfd_elf_link_read_relocs
2886 (abfd, o, NULL, (Elf_Internal_Rela *) NULL, TRUE));
2887 if (internal_relocs == NULL)
2891 irelscanend = internal_relocs + o->reloc_count;
2892 for (irelscan = internal_relocs; irelscan < irelscanend; irelscan++)
2894 /* Dwarf line numbers use R_SH_SWITCH32 relocs. */
2895 if (ELF32_R_TYPE (irelscan->r_info) == (int) R_SH_SWITCH32)
2897 bfd_vma start, stop;
2898 bfd_signed_vma voff;
2900 if (ocontents == NULL)
2902 if (elf_section_data (o)->this_hdr.contents != NULL)
2903 ocontents = elf_section_data (o)->this_hdr.contents;
2906 /* We always cache the section contents.
2907 Perhaps, if info->keep_memory is FALSE, we
2908 should free them, if we are permitted to,
2909 when we leave sh_coff_relax_section. */
2910 ocontents = (bfd_byte *) bfd_malloc (o->_raw_size);
2911 if (ocontents == NULL)
2913 if (! bfd_get_section_contents (abfd, o, ocontents,
2917 elf_section_data (o)->this_hdr.contents = ocontents;
2921 stop = irelscan->r_offset;
2923 = (bfd_vma) ((bfd_signed_vma) stop - (long) irelscan->r_addend);
2925 /* STOP is in a different section, so it won't change. */
2926 if (start > addr && start < toaddr)
2927 irelscan->r_addend += count;
2929 voff = bfd_get_signed_32 (abfd, ocontents + irelscan->r_offset);
2930 stop = (bfd_vma) ((bfd_signed_vma) start + voff);
2934 && (stop <= addr || stop >= toaddr))
2935 bfd_put_signed_32 (abfd, (bfd_vma) voff + count,
2936 ocontents + irelscan->r_offset);
2937 else if (stop > addr
2939 && (start <= addr || start >= toaddr))
2940 bfd_put_signed_32 (abfd, (bfd_vma) voff - count,
2941 ocontents + irelscan->r_offset);
2944 if (ELF32_R_TYPE (irelscan->r_info) != (int) R_SH_DIR32)
2947 if (ELF32_R_SYM (irelscan->r_info) >= symtab_hdr->sh_info)
2951 isym = isymbuf + ELF32_R_SYM (irelscan->r_info);
2952 if (isym->st_shndx == sec_shndx
2953 && (isym->st_value <= addr
2954 || isym->st_value >= toaddr))
2958 if (ocontents == NULL)
2960 if (elf_section_data (o)->this_hdr.contents != NULL)
2961 ocontents = elf_section_data (o)->this_hdr.contents;
2964 /* We always cache the section contents.
2965 Perhaps, if info->keep_memory is FALSE, we
2966 should free them, if we are permitted to,
2967 when we leave sh_coff_relax_section. */
2968 ocontents = (bfd_byte *) bfd_malloc (o->_raw_size);
2969 if (ocontents == NULL)
2971 if (! bfd_get_section_contents (abfd, o, ocontents,
2975 elf_section_data (o)->this_hdr.contents = ocontents;
2979 val = bfd_get_32 (abfd, ocontents + irelscan->r_offset);
2980 val += isym->st_value;
2981 if (val > addr && val < toaddr)
2982 bfd_put_32 (abfd, val - count,
2983 ocontents + irelscan->r_offset);
2988 /* Adjust the local symbols defined in this section. */
2989 isymend = isymbuf + symtab_hdr->sh_info;
2990 for (isym = isymbuf; isym < isymend; isym++)
2992 if (isym->st_shndx == sec_shndx
2993 && isym->st_value > addr
2994 && isym->st_value < toaddr)
2995 isym->st_value -= count;
2998 /* Now adjust the global symbols defined in this section. */
2999 symcount = (symtab_hdr->sh_size / sizeof (Elf32_External_Sym)
3000 - symtab_hdr->sh_info);
3001 sym_hashes = elf_sym_hashes (abfd);
3002 end_hashes = sym_hashes + symcount;
3003 for (; sym_hashes < end_hashes; sym_hashes++)
3005 struct elf_link_hash_entry *sym_hash = *sym_hashes;
3006 if ((sym_hash->root.type == bfd_link_hash_defined
3007 || sym_hash->root.type == bfd_link_hash_defweak)
3008 && sym_hash->root.u.def.section == sec
3009 && sym_hash->root.u.def.value > addr
3010 && sym_hash->root.u.def.value < toaddr)
3012 sym_hash->root.u.def.value -= count;
3016 /* See if we can move the ALIGN reloc forward. We have adjusted
3017 r_offset for it already. */
3018 if (irelalign != NULL)
3020 bfd_vma alignto, alignaddr;
3022 alignto = BFD_ALIGN (toaddr, 1 << irelalign->r_addend);
3023 alignaddr = BFD_ALIGN (irelalign->r_offset,
3024 1 << irelalign->r_addend);
3025 if (alignto != alignaddr)
3027 /* Tail recursion. */
3028 return sh_elf_relax_delete_bytes (abfd, sec, alignaddr,
3029 (int) (alignto - alignaddr));
3036 /* Look for loads and stores which we can align to four byte
3037 boundaries. This is like sh_align_loads in coff-sh.c. */
3040 sh_elf_align_loads (bfd *abfd ATTRIBUTE_UNUSED, asection *sec,
3041 Elf_Internal_Rela *internal_relocs,
3042 bfd_byte *contents ATTRIBUTE_UNUSED,
3043 bfd_boolean *pswapped)
3045 Elf_Internal_Rela *irel, *irelend;
3046 bfd_vma *labels = NULL;
3047 bfd_vma *label, *label_end;
3052 irelend = internal_relocs + sec->reloc_count;
3054 /* Get all the addresses with labels on them. */
3055 amt = sec->reloc_count;
3056 amt *= sizeof (bfd_vma);
3057 labels = (bfd_vma *) bfd_malloc (amt);
3061 for (irel = internal_relocs; irel < irelend; irel++)
3063 if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_LABEL)
3065 *label_end = irel->r_offset;
3070 /* Note that the assembler currently always outputs relocs in
3071 address order. If that ever changes, this code will need to sort
3072 the label values and the relocs. */
3076 for (irel = internal_relocs; irel < irelend; irel++)
3078 bfd_vma start, stop;
3080 if (ELF32_R_TYPE (irel->r_info) != (int) R_SH_CODE)
3083 start = irel->r_offset;
3085 for (irel++; irel < irelend; irel++)
3086 if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_DATA)
3089 stop = irel->r_offset;
3091 stop = sec->_cooked_size;
3093 if (! _bfd_sh_align_load_span (abfd, sec, contents, sh_elf_swap_insns,
3094 internal_relocs, &label,
3095 label_end, start, stop, pswapped))
3109 /* Swap two SH instructions. This is like sh_swap_insns in coff-sh.c. */
3112 sh_elf_swap_insns (bfd *abfd, asection *sec, void *relocs,
3113 bfd_byte *contents, bfd_vma addr)
3115 Elf_Internal_Rela *internal_relocs = (Elf_Internal_Rela *) relocs;
3116 unsigned short i1, i2;
3117 Elf_Internal_Rela *irel, *irelend;
3119 /* Swap the instructions themselves. */
3120 i1 = bfd_get_16 (abfd, contents + addr);
3121 i2 = bfd_get_16 (abfd, contents + addr + 2);
3122 bfd_put_16 (abfd, (bfd_vma) i2, contents + addr);
3123 bfd_put_16 (abfd, (bfd_vma) i1, contents + addr + 2);
3125 /* Adjust all reloc addresses. */
3126 irelend = internal_relocs + sec->reloc_count;
3127 for (irel = internal_relocs; irel < irelend; irel++)
3129 enum elf_sh_reloc_type type;
3132 /* There are a few special types of relocs that we don't want to
3133 adjust. These relocs do not apply to the instruction itself,
3134 but are only associated with the address. */
3135 type = (enum elf_sh_reloc_type) ELF32_R_TYPE (irel->r_info);
3136 if (type == R_SH_ALIGN
3137 || type == R_SH_CODE
3138 || type == R_SH_DATA
3139 || type == R_SH_LABEL)
3142 /* If an R_SH_USES reloc points to one of the addresses being
3143 swapped, we must adjust it. It would be incorrect to do this
3144 for a jump, though, since we want to execute both
3145 instructions after the jump. (We have avoided swapping
3146 around a label, so the jump will not wind up executing an
3147 instruction it shouldn't). */
3148 if (type == R_SH_USES)
3152 off = irel->r_offset + 4 + irel->r_addend;
3154 irel->r_offset += 2;
3155 else if (off == addr + 2)
3156 irel->r_offset -= 2;
3159 if (irel->r_offset == addr)
3161 irel->r_offset += 2;
3164 else if (irel->r_offset == addr + 2)
3166 irel->r_offset -= 2;
3175 unsigned short insn, oinsn;
3176 bfd_boolean overflow;
3178 loc = contents + irel->r_offset;
3187 insn = bfd_get_16 (abfd, loc);
3190 if ((oinsn & 0xff00) != (insn & 0xff00))
3192 bfd_put_16 (abfd, (bfd_vma) insn, loc);
3196 insn = bfd_get_16 (abfd, loc);
3199 if ((oinsn & 0xf000) != (insn & 0xf000))
3201 bfd_put_16 (abfd, (bfd_vma) insn, loc);
3205 /* This reloc ignores the least significant 3 bits of
3206 the program counter before adding in the offset.
3207 This means that if ADDR is at an even address, the
3208 swap will not affect the offset. If ADDR is an at an
3209 odd address, then the instruction will be crossing a
3210 four byte boundary, and must be adjusted. */
3211 if ((addr & 3) != 0)
3213 insn = bfd_get_16 (abfd, loc);
3216 if ((oinsn & 0xff00) != (insn & 0xff00))
3218 bfd_put_16 (abfd, (bfd_vma) insn, loc);
3226 ((*_bfd_error_handler)
3227 (_("%s: 0x%lx: fatal: reloc overflow while relaxing"),
3228 bfd_archive_filename (abfd), (unsigned long) irel->r_offset));
3229 bfd_set_error (bfd_error_bad_value);
3238 #ifdef INCLUDE_SHMEDIA
3240 /* The size in bytes of an entry in the procedure linkage table. */
3242 #define PLT_ENTRY_SIZE 64
3244 /* First entry in an absolute procedure linkage table look like this. */
3246 static const bfd_byte elf_sh_plt0_entry_be[PLT_ENTRY_SIZE] =
3248 0xcc, 0x00, 0x01, 0x10, /* movi .got.plt >> 16, r17 */
3249 0xc8, 0x00, 0x01, 0x10, /* shori .got.plt & 65535, r17 */
3250 0x89, 0x10, 0x09, 0x90, /* ld.l r17, 8, r25 */
3251 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */
3252 0x89, 0x10, 0x05, 0x10, /* ld.l r17, 4, r17 */
3253 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */
3254 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3255 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3256 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3257 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3258 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3259 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3260 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3261 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3262 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3263 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3266 static const bfd_byte elf_sh_plt0_entry_le[PLT_ENTRY_SIZE] =
3268 0x10, 0x01, 0x00, 0xcc, /* movi .got.plt >> 16, r17 */
3269 0x10, 0x01, 0x00, 0xc8, /* shori .got.plt & 65535, r17 */
3270 0x90, 0x09, 0x10, 0x89, /* ld.l r17, 8, r25 */
3271 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */
3272 0x10, 0x05, 0x10, 0x89, /* ld.l r17, 4, r17 */
3273 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */
3274 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3275 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3276 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3277 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3278 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3279 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3280 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3281 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3282 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3283 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3286 /* Sebsequent entries in an absolute procedure linkage table look like
3289 static const bfd_byte elf_sh_plt_entry_be[PLT_ENTRY_SIZE] =
3291 0xcc, 0x00, 0x01, 0x90, /* movi nameN-in-GOT >> 16, r25 */
3292 0xc8, 0x00, 0x01, 0x90, /* shori nameN-in-GOT & 65535, r25 */
3293 0x89, 0x90, 0x01, 0x90, /* ld.l r25, 0, r25 */
3294 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */
3295 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */
3296 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3297 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3298 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3299 0xcc, 0x00, 0x01, 0x90, /* movi .PLT0 >> 16, r25 */
3300 0xc8, 0x00, 0x01, 0x90, /* shori .PLT0 & 65535, r25 */
3301 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */
3302 0xcc, 0x00, 0x01, 0x50, /* movi reloc-offset >> 16, r21 */
3303 0xc8, 0x00, 0x01, 0x50, /* shori reloc-offset & 65535, r21 */
3304 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */
3305 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3306 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3309 static const bfd_byte elf_sh_plt_entry_le[PLT_ENTRY_SIZE] =
3311 0x90, 0x01, 0x00, 0xcc, /* movi nameN-in-GOT >> 16, r25 */
3312 0x90, 0x01, 0x00, 0xc8, /* shori nameN-in-GOT & 65535, r25 */
3313 0x90, 0x01, 0x90, 0x89, /* ld.l r25, 0, r25 */
3314 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */
3315 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */
3316 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3317 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3318 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3319 0x90, 0x01, 0x00, 0xcc, /* movi .PLT0 >> 16, r25 */
3320 0x90, 0x01, 0x00, 0xc8, /* shori .PLT0 & 65535, r25 */
3321 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */
3322 0x50, 0x01, 0x00, 0xcc, /* movi reloc-offset >> 16, r21 */
3323 0x50, 0x01, 0x00, 0xc8, /* shori reloc-offset & 65535, r21 */
3324 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */
3325 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3326 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3329 /* Entries in a PIC procedure linkage table look like this. */
3331 static const bfd_byte elf_sh_pic_plt_entry_be[PLT_ENTRY_SIZE] =
3333 0xcc, 0x00, 0x01, 0x90, /* movi nameN@GOT >> 16, r25 */
3334 0xc8, 0x00, 0x01, 0x90, /* shori nameN@GOT & 65535, r25 */
3335 0x40, 0xc2, 0x65, 0x90, /* ldx.l r12, r25, r25 */
3336 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */
3337 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */
3338 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3339 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3340 0x6f, 0xf0, 0xff, 0xf0, /* nop */
3341 0xce, 0x00, 0x01, 0x10, /* movi -GOT_BIAS, r17 */
3342 0x00, 0xc8, 0x45, 0x10, /* add.l r12, r17, r17 */
3343 0x89, 0x10, 0x09, 0x90, /* ld.l r17, 8, r25 */
3344 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */
3345 0x89, 0x10, 0x05, 0x10, /* ld.l r17, 4, r17 */
3346 0xcc, 0x00, 0x01, 0x50, /* movi reloc-offset >> 16, r21 */
3347 0xc8, 0x00, 0x01, 0x50, /* shori reloc-offset & 65535, r21 */
3348 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */
3351 static const bfd_byte elf_sh_pic_plt_entry_le[PLT_ENTRY_SIZE] =
3353 0x90, 0x01, 0x00, 0xcc, /* movi nameN@GOT >> 16, r25 */
3354 0x90, 0x01, 0x00, 0xc8, /* shori nameN@GOT & 65535, r25 */
3355 0x90, 0x65, 0xc2, 0x40, /* ldx.l r12, r25, r25 */
3356 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */
3357 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */
3358 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3359 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3360 0xf0, 0xff, 0xf0, 0x6f, /* nop */
3361 0x10, 0x01, 0x00, 0xce, /* movi -GOT_BIAS, r17 */
3362 0x10, 0x45, 0xc8, 0x00, /* add.l r12, r17, r17 */
3363 0x90, 0x09, 0x10, 0x89, /* ld.l r17, 8, r25 */
3364 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */
3365 0x10, 0x05, 0x10, 0x89, /* ld.l r17, 4, r17 */
3366 0x50, 0x01, 0x00, 0xcc, /* movi reloc-offset >> 16, r21 */
3367 0x50, 0x01, 0x00, 0xc8, /* shori reloc-offset & 65535, r21 */
3368 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */
3371 static const bfd_byte *elf_sh_plt0_entry;
3372 static const bfd_byte *elf_sh_plt_entry;
3373 static const bfd_byte *elf_sh_pic_plt_entry;
3375 /* Return size of a PLT entry. */
3376 #define elf_sh_sizeof_plt(info) PLT_ENTRY_SIZE
3378 /* Return offset of the PLT0 address in an absolute PLT entry. */
3379 #define elf_sh_plt_plt0_offset(info) 32
3381 /* Return offset of the linker in PLT0 entry. */
3382 #define elf_sh_plt0_gotplt_offset(info) 0
3384 /* Return offset of the trampoline in PLT entry */
3385 #define elf_sh_plt_temp_offset(info) 33 /* Add one because it's SHmedia. */
3387 /* Return offset of the symbol in PLT entry. */
3388 #define elf_sh_plt_symbol_offset(info) 0
3390 /* Return offset of the relocation in PLT entry. */
3391 #define elf_sh_plt_reloc_offset(info) (info->shared ? 52 : 44)
3394 movi_shori_putval (bfd *output_bfd, unsigned long value, char *addr)
3396 bfd_put_32 (output_bfd,
3397 bfd_get_32 (output_bfd, addr)
3398 | ((value >> 6) & 0x3fffc00),
3400 bfd_put_32 (output_bfd,
3401 bfd_get_32 (output_bfd, addr + 4)
3402 | ((value << 10) & 0x3fffc00),
3407 /* The size in bytes of an entry in the procedure linkage table. */
3409 #define PLT_ENTRY_SIZE 28
3411 /* First entry in an absolute procedure linkage table look like this. */
3414 /* Note - this code has been "optimised" not to use r2. r2 is used by
3415 GCC to return the address of large strutcures, so it should not be
3416 corrupted here. This does mean however, that this PLT does not conform
3417 to the SH PIC ABI. That spec says that r0 contains the type of the PLT
3418 and r2 contains the GOT id. This version stores the GOT id in r0 and
3419 ignores the type. Loaders can easily detect this difference however,
3420 since the type will always be 0 or 8, and the GOT ids will always be
3421 greater than or equal to 12. */
3422 static const bfd_byte elf_sh_plt0_entry_be[PLT_ENTRY_SIZE] =
3424 0xd0, 0x05, /* mov.l 2f,r0 */
3425 0x60, 0x02, /* mov.l @r0,r0 */
3426 0x2f, 0x06, /* mov.l r0,@-r15 */
3427 0xd0, 0x03, /* mov.l 1f,r0 */
3428 0x60, 0x02, /* mov.l @r0,r0 */
3429 0x40, 0x2b, /* jmp @r0 */
3430 0x60, 0xf6, /* mov.l @r15+,r0 */
3431 0x00, 0x09, /* nop */
3432 0x00, 0x09, /* nop */
3433 0x00, 0x09, /* nop */
3434 0, 0, 0, 0, /* 1: replaced with address of .got.plt + 8. */
3435 0, 0, 0, 0, /* 2: replaced with address of .got.plt + 4. */
3438 static const bfd_byte elf_sh_plt0_entry_le[PLT_ENTRY_SIZE] =
3440 0x05, 0xd0, /* mov.l 2f,r0 */
3441 0x02, 0x60, /* mov.l @r0,r0 */
3442 0x06, 0x2f, /* mov.l r0,@-r15 */
3443 0x03, 0xd0, /* mov.l 1f,r0 */
3444 0x02, 0x60, /* mov.l @r0,r0 */
3445 0x2b, 0x40, /* jmp @r0 */
3446 0xf6, 0x60, /* mov.l @r15+,r0 */
3447 0x09, 0x00, /* nop */
3448 0x09, 0x00, /* nop */
3449 0x09, 0x00, /* nop */
3450 0, 0, 0, 0, /* 1: replaced with address of .got.plt + 8. */
3451 0, 0, 0, 0, /* 2: replaced with address of .got.plt + 4. */
3454 /* Sebsequent entries in an absolute procedure linkage table look like
3457 static const bfd_byte elf_sh_plt_entry_be[PLT_ENTRY_SIZE] =
3459 0xd0, 0x04, /* mov.l 1f,r0 */
3460 0x60, 0x02, /* mov.l @r0,r0 */
3461 0xd1, 0x02, /* mov.l 0f,r1 */
3462 0x40, 0x2b, /* jmp @r0 */
3463 0x60, 0x13, /* mov r1,r0 */
3464 0xd1, 0x03, /* mov.l 2f,r1 */
3465 0x40, 0x2b, /* jmp @r0 */
3466 0x00, 0x09, /* nop */
3467 0, 0, 0, 0, /* 0: replaced with address of .PLT0. */
3468 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */
3469 0, 0, 0, 0, /* 2: replaced with offset into relocation table. */
3472 static const bfd_byte elf_sh_plt_entry_le[PLT_ENTRY_SIZE] =
3474 0x04, 0xd0, /* mov.l 1f,r0 */
3475 0x02, 0x60, /* mov.l @r0,r0 */
3476 0x02, 0xd1, /* mov.l 0f,r1 */
3477 0x2b, 0x40, /* jmp @r0 */
3478 0x13, 0x60, /* mov r1,r0 */
3479 0x03, 0xd1, /* mov.l 2f,r1 */
3480 0x2b, 0x40, /* jmp @r0 */
3481 0x09, 0x00, /* nop */
3482 0, 0, 0, 0, /* 0: replaced with address of .PLT0. */
3483 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */
3484 0, 0, 0, 0, /* 2: replaced with offset into relocation table. */
3487 /* Entries in a PIC procedure linkage table look like this. */
3489 static const bfd_byte elf_sh_pic_plt_entry_be[PLT_ENTRY_SIZE] =
3491 0xd0, 0x04, /* mov.l 1f,r0 */
3492 0x00, 0xce, /* mov.l @(r0,r12),r0 */
3493 0x40, 0x2b, /* jmp @r0 */
3494 0x00, 0x09, /* nop */
3495 0x50, 0xc2, /* mov.l @(8,r12),r0 */
3496 0xd1, 0x03, /* mov.l 2f,r1 */
3497 0x40, 0x2b, /* jmp @r0 */
3498 0x50, 0xc1, /* mov.l @(4,r12),r0 */
3499 0x00, 0x09, /* nop */
3500 0x00, 0x09, /* nop */
3501 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */
3502 0, 0, 0, 0 /* 2: replaced with offset into relocation table. */
3505 static const bfd_byte elf_sh_pic_plt_entry_le[PLT_ENTRY_SIZE] =
3507 0x04, 0xd0, /* mov.l 1f,r0 */
3508 0xce, 0x00, /* mov.l @(r0,r12),r0 */
3509 0x2b, 0x40, /* jmp @r0 */
3510 0x09, 0x00, /* nop */
3511 0xc2, 0x50, /* mov.l @(8,r12),r0 */
3512 0x03, 0xd1, /* mov.l 2f,r1 */
3513 0x2b, 0x40, /* jmp @r0 */
3514 0xc1, 0x50, /* mov.l @(4,r12),r0 */
3515 0x09, 0x00, /* nop */
3516 0x09, 0x00, /* nop */
3517 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */
3518 0, 0, 0, 0 /* 2: replaced with offset into relocation table. */
3521 #else /* These are the old style PLT entries. */
3522 static const bfd_byte elf_sh_plt0_entry_be[PLT_ENTRY_SIZE] =
3524 0xd0, 0x04, /* mov.l 1f,r0 */
3525 0xd2, 0x05, /* mov.l 2f,r2 */
3526 0x60, 0x02, /* mov.l @r0,r0 */
3527 0x62, 0x22, /* mov.l @r2,r2 */
3528 0x40, 0x2b, /* jmp @r0 */
3529 0xe0, 0x00, /* mov #0,r0 */
3530 0x00, 0x09, /* nop */
3531 0x00, 0x09, /* nop */
3532 0x00, 0x09, /* nop */
3533 0x00, 0x09, /* nop */
3534 0, 0, 0, 0, /* 1: replaced with address of .got.plt + 8. */
3535 0, 0, 0, 0, /* 2: replaced with address of .got.plt + 4. */
3538 static const bfd_byte elf_sh_plt0_entry_le[PLT_ENTRY_SIZE] =
3540 0x04, 0xd0, /* mov.l 1f,r0 */
3541 0x05, 0xd2, /* mov.l 2f,r2 */
3542 0x02, 0x60, /* mov.l @r0,r0 */
3543 0x22, 0x62, /* mov.l @r2,r2 */
3544 0x2b, 0x40, /* jmp @r0 */
3545 0x00, 0xe0, /* mov #0,r0 */
3546 0x09, 0x00, /* nop */
3547 0x09, 0x00, /* nop */
3548 0x09, 0x00, /* nop */
3549 0x09, 0x00, /* nop */
3550 0, 0, 0, 0, /* 1: replaced with address of .got.plt + 8. */
3551 0, 0, 0, 0, /* 2: replaced with address of .got.plt + 4. */
3554 /* Sebsequent entries in an absolute procedure linkage table look like
3557 static const bfd_byte elf_sh_plt_entry_be[PLT_ENTRY_SIZE] =
3559 0xd0, 0x04, /* mov.l 1f,r0 */
3560 0x60, 0x02, /* mov.l @r0,r0 */
3561 0xd2, 0x02, /* mov.l 0f,r2 */
3562 0x40, 0x2b, /* jmp @r0 */
3563 0x60, 0x23, /* mov r2,r0 */
3564 0xd1, 0x03, /* mov.l 2f,r1 */
3565 0x40, 0x2b, /* jmp @r0 */
3566 0x00, 0x09, /* nop */
3567 0, 0, 0, 0, /* 0: replaced with address of .PLT0. */
3568 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */
3569 0, 0, 0, 0, /* 2: replaced with offset into relocation table. */
3572 static const bfd_byte elf_sh_plt_entry_le[PLT_ENTRY_SIZE] =
3574 0x04, 0xd0, /* mov.l 1f,r0 */
3575 0x02, 0x60, /* mov.l @r0,r0 */
3576 0x02, 0xd2, /* mov.l 0f,r2 */
3577 0x2b, 0x40, /* jmp @r0 */
3578 0x23, 0x60, /* mov r2,r0 */
3579 0x03, 0xd1, /* mov.l 2f,r1 */
3580 0x2b, 0x40, /* jmp @r0 */
3581 0x09, 0x00, /* nop */
3582 0, 0, 0, 0, /* 0: replaced with address of .PLT. */
3583 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */
3584 0, 0, 0, 0, /* 2: replaced with offset into relocation table. */
3587 /* Entries in a PIC procedure linkage table look like this. */
3589 static const bfd_byte elf_sh_pic_plt_entry_be[PLT_ENTRY_SIZE] =
3591 0xd0, 0x04, /* mov.l 1f,r0 */
3592 0x00, 0xce, /* mov.l @(r0,r12),r0 */
3593 0x40, 0x2b, /* jmp @r0 */
3594 0x00, 0x09, /* nop */
3595 0x50, 0xc2, /* 0: mov.l @(8,r12),r0 */
3596 0x52, 0xc1, /* 1: mov.l @(4,r12),r2 */
3597 0xd1, 0x02, /* mov.l 2f,r1 */
3598 0x40, 0x2b, /* jmp @r0 */
3599 0xe0, 0x00, /* mov #0,r0 ! shows the type of PLT. */
3600 0x00, 0x09, /* nop */
3601 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */
3602 0, 0, 0, 0 /* 2: replaced with offset into relocation table. */
3605 static const bfd_byte elf_sh_pic_plt_entry_le[PLT_ENTRY_SIZE] =
3607 0x04, 0xd0, /* mov.l 1f,r0 */
3608 0xce, 0x00, /* mov.l @(r0,r12),r0 */
3609 0x2b, 0x40, /* jmp @r0 */
3610 0x09, 0x00, /* nop */
3611 0xc2, 0x50, /* 0: mov.l @(8,r12),r0 */
3612 0xc1, 0x52, /* 1: mov.l @(4,r12),r2 */
3613 0x02, 0xd1, /* mov.l 2f,r1 */
3614 0x2b, 0x40, /* jmp @r0 */
3615 0x00, 0xe0, /* mov #0,r0 ! shows the type of PLT. */
3616 0x09, 0x00, /* nop */
3617 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */
3618 0, 0, 0, 0 /* 2: replaced with offset into relocation table. */
3620 #endif /* old style PLT entries. */
3622 static const bfd_byte *elf_sh_plt0_entry;
3623 static const bfd_byte *elf_sh_plt_entry;
3624 static const bfd_byte *elf_sh_pic_plt_entry;
3626 /* Return size of a PLT entry. */
3627 #define elf_sh_sizeof_plt(info) PLT_ENTRY_SIZE
3629 /* Return offset of the PLT0 address in an absolute PLT entry. */
3630 #define elf_sh_plt_plt0_offset(info) 16
3632 /* Return offset of the linker in PLT0 entry. */
3633 #define elf_sh_plt0_linker_offset(info) 20
3635 /* Return offset of the GOT id in PLT0 entry. */
3636 #define elf_sh_plt0_gotid_offset(info) 24
3638 /* Return offset of the tempoline in PLT entry */
3639 #define elf_sh_plt_temp_offset(info) 8
3641 /* Return offset of the symbol in PLT entry. */
3642 #define elf_sh_plt_symbol_offset(info) 20
3644 /* Return offset of the relocation in PLT entry. */
3645 #define elf_sh_plt_reloc_offset(info) 24
3648 /* The sh linker needs to keep track of the number of relocs that it
3649 decides to copy as dynamic relocs in check_relocs for each symbol.
3650 This is so that it can later discard them if they are found to be
3651 unnecessary. We store the information in a field extending the
3652 regular ELF linker hash table. */
3654 struct elf_sh_dyn_relocs
3656 struct elf_sh_dyn_relocs *next;
3658 /* The input section of the reloc. */
3661 /* Total number of relocs copied for the input section. */
3662 bfd_size_type count;
3664 /* Number of pc-relative relocs copied for the input section. */
3665 bfd_size_type pc_count;
3668 /* sh ELF linker hash entry. */
3670 struct elf_sh_link_hash_entry
3672 struct elf_link_hash_entry root;
3674 #ifdef INCLUDE_SHMEDIA
3677 bfd_signed_vma refcount;
3682 /* Track dynamic relocs copied for this symbol. */
3683 struct elf_sh_dyn_relocs *dyn_relocs;
3685 bfd_signed_vma gotplt_refcount;
3688 GOT_UNKNOWN = 0, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE
3692 #define sh_elf_hash_entry(ent) ((struct elf_sh_link_hash_entry *)(ent))
3694 struct sh_elf_obj_tdata
3696 struct elf_obj_tdata root;
3698 /* tls_type for each local got entry. */
3699 char *local_got_tls_type;
3702 #define sh_elf_tdata(abfd) \
3703 ((struct sh_elf_obj_tdata *) (abfd)->tdata.any)
3705 #define sh_elf_local_got_tls_type(abfd) \
3706 (sh_elf_tdata (abfd)->local_got_tls_type)
3708 /* Override the generic function because we need to store sh_elf_obj_tdata
3709 as the specific tdata. */
3712 sh_elf_mkobject (bfd *abfd)
3714 bfd_size_type amt = sizeof (struct sh_elf_obj_tdata);
3715 abfd->tdata.any = bfd_zalloc (abfd, amt);
3716 if (abfd->tdata.any == NULL)
3721 /* sh ELF linker hash table. */
3723 struct elf_sh_link_hash_table
3725 struct elf_link_hash_table root;
3727 /* Short-cuts to get to dynamic linker sections. */
3736 /* Small local sym to section mapping cache. */
3737 struct sym_sec_cache sym_sec;
3739 /* A counter or offset to track a TLS got entry. */
3742 bfd_signed_vma refcount;
3747 /* Traverse an sh ELF linker hash table. */
3749 #define sh_elf_link_hash_traverse(table, func, info) \
3750 (elf_link_hash_traverse \
3752 (bfd_boolean (*) (struct elf_link_hash_entry *, void *)) (func), \
3755 /* Get the sh ELF linker hash table from a link_info structure. */
3757 #define sh_elf_hash_table(p) \
3758 ((struct elf_sh_link_hash_table *) ((p)->hash))
3760 /* Create an entry in an sh ELF linker hash table. */
3762 static struct bfd_hash_entry *
3763 sh_elf_link_hash_newfunc (struct bfd_hash_entry *entry,
3764 struct bfd_hash_table *table,
3767 struct elf_sh_link_hash_entry *ret =
3768 (struct elf_sh_link_hash_entry *) entry;
3770 /* Allocate the structure if it has not already been allocated by a
3772 if (ret == (struct elf_sh_link_hash_entry *) NULL)
3773 ret = ((struct elf_sh_link_hash_entry *)
3774 bfd_hash_allocate (table,
3775 sizeof (struct elf_sh_link_hash_entry)));
3776 if (ret == (struct elf_sh_link_hash_entry *) NULL)
3777 return (struct bfd_hash_entry *) ret;
3779 /* Call the allocation method of the superclass. */
3780 ret = ((struct elf_sh_link_hash_entry *)
3781 _bfd_elf_link_hash_newfunc ((struct bfd_hash_entry *) ret,
3783 if (ret != (struct elf_sh_link_hash_entry *) NULL)
3785 ret->dyn_relocs = NULL;
3786 ret->gotplt_refcount = 0;
3787 #ifdef INCLUDE_SHMEDIA
3788 ret->datalabel_got.refcount = ret->root.got.refcount;
3790 ret->tls_type = GOT_UNKNOWN;
3793 return (struct bfd_hash_entry *) ret;
3796 /* Create an sh ELF linker hash table. */
3798 static struct bfd_link_hash_table *
3799 sh_elf_link_hash_table_create (bfd *abfd)
3801 struct elf_sh_link_hash_table *ret;
3802 bfd_size_type amt = sizeof (struct elf_sh_link_hash_table);
3804 ret = (struct elf_sh_link_hash_table *) bfd_malloc (amt);
3805 if (ret == (struct elf_sh_link_hash_table *) NULL)
3808 if (! _bfd_elf_link_hash_table_init (&ret->root, abfd,
3809 sh_elf_link_hash_newfunc))
3816 ret->sgotplt = NULL;
3817 ret->srelgot = NULL;
3819 ret->srelplt = NULL;
3820 ret->sdynbss = NULL;
3821 ret->srelbss = NULL;
3822 ret->sym_sec.abfd = NULL;
3823 ret->tls_ldm_got.refcount = 0;
3825 return &ret->root.root;
3828 /* Create .got, .gotplt, and .rela.got sections in DYNOBJ, and set up
3829 shortcuts to them in our hash table. */
3832 create_got_section (bfd *dynobj, struct bfd_link_info *info)
3834 struct elf_sh_link_hash_table *htab;
3836 if (! _bfd_elf_create_got_section (dynobj, info))
3839 htab = sh_elf_hash_table (info);
3840 htab->sgot = bfd_get_section_by_name (dynobj, ".got");
3841 htab->sgotplt = bfd_get_section_by_name (dynobj, ".got.plt");
3842 if (! htab->sgot || ! htab->sgotplt)
3845 htab->srelgot = bfd_make_section (dynobj, ".rela.got");
3846 if (htab->srelgot == NULL
3847 || ! bfd_set_section_flags (dynobj, htab->srelgot,
3852 | SEC_LINKER_CREATED
3854 || ! bfd_set_section_alignment (dynobj, htab->srelgot, 2))
3859 /* Create dynamic sections when linking against a dynamic object. */
3862 sh_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info)
3864 struct elf_sh_link_hash_table *htab;
3865 flagword flags, pltflags;
3866 register asection *s;
3867 const struct elf_backend_data *bed = get_elf_backend_data (abfd);
3870 switch (bed->s->arch_size)
3881 bfd_set_error (bfd_error_bad_value);
3885 htab = sh_elf_hash_table (info);
3886 if (htab->root.dynamic_sections_created)
3889 /* We need to create .plt, .rel[a].plt, .got, .got.plt, .dynbss, and
3890 .rel[a].bss sections. */
3892 flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY
3893 | SEC_LINKER_CREATED);
3896 pltflags |= SEC_CODE;
3897 if (bed->plt_not_loaded)
3898 pltflags &= ~ (SEC_LOAD | SEC_HAS_CONTENTS);
3899 if (bed->plt_readonly)
3900 pltflags |= SEC_READONLY;
3902 s = bfd_make_section (abfd, ".plt");
3905 || ! bfd_set_section_flags (abfd, s, pltflags)
3906 || ! bfd_set_section_alignment (abfd, s, bed->plt_alignment))
3909 if (bed->want_plt_sym)
3911 /* Define the symbol _PROCEDURE_LINKAGE_TABLE_ at the start of the
3913 struct elf_link_hash_entry *h;
3914 struct bfd_link_hash_entry *bh = NULL;
3916 if (! (_bfd_generic_link_add_one_symbol
3917 (info, abfd, "_PROCEDURE_LINKAGE_TABLE_", BSF_GLOBAL, s,
3918 (bfd_vma) 0, (const char *) NULL, FALSE,
3919 get_elf_backend_data (abfd)->collect, &bh)))
3922 h = (struct elf_link_hash_entry *) bh;
3923 h->elf_link_hash_flags |= ELF_LINK_HASH_DEF_REGULAR;
3924 h->type = STT_OBJECT;
3927 && ! _bfd_elf_link_record_dynamic_symbol (info, h))
3931 s = bfd_make_section (abfd,
3932 bed->default_use_rela_p ? ".rela.plt" : ".rel.plt");
3935 || ! bfd_set_section_flags (abfd, s, flags | SEC_READONLY)
3936 || ! bfd_set_section_alignment (abfd, s, ptralign))
3939 if (htab->sgot == NULL
3940 && !create_got_section (abfd, info))
3944 const char *secname;
3949 for (sec = abfd->sections; sec; sec = sec->next)
3951 secflags = bfd_get_section_flags (abfd, sec);
3952 if ((secflags & (SEC_DATA | SEC_LINKER_CREATED))
3953 || ((secflags & SEC_HAS_CONTENTS) != SEC_HAS_CONTENTS))
3955 secname = bfd_get_section_name (abfd, sec);
3956 relname = (char *) bfd_malloc ((bfd_size_type) strlen (secname) + 6);
3957 strcpy (relname, ".rela");
3958 strcat (relname, secname);
3959 if (bfd_get_section_by_name (abfd, secname))
3961 s = bfd_make_section (abfd, relname);
3963 || ! bfd_set_section_flags (abfd, s, flags | SEC_READONLY)
3964 || ! bfd_set_section_alignment (abfd, s, ptralign))
3969 if (bed->want_dynbss)
3971 /* The .dynbss section is a place to put symbols which are defined
3972 by dynamic objects, are referenced by regular objects, and are
3973 not functions. We must allocate space for them in the process
3974 image and use a R_*_COPY reloc to tell the dynamic linker to
3975 initialize them at run time. The linker script puts the .dynbss
3976 section into the .bss section of the final image. */
3977 s = bfd_make_section (abfd, ".dynbss");
3980 || ! bfd_set_section_flags (abfd, s, SEC_ALLOC))
3983 /* The .rel[a].bss section holds copy relocs. This section is not
3984 normally needed. We need to create it here, though, so that the
3985 linker will map it to an output section. We can't just create it
3986 only if we need it, because we will not know whether we need it
3987 until we have seen all the input files, and the first time the
3988 main linker code calls BFD after examining all the input files
3989 (size_dynamic_sections) the input sections have already been
3990 mapped to the output sections. If the section turns out not to
3991 be needed, we can discard it later. We will never need this
3992 section when generating a shared object, since they do not use
3996 s = bfd_make_section (abfd,
3997 (bed->default_use_rela_p
3998 ? ".rela.bss" : ".rel.bss"));
4001 || ! bfd_set_section_flags (abfd, s, flags | SEC_READONLY)
4002 || ! bfd_set_section_alignment (abfd, s, ptralign))
4010 /* Adjust a symbol defined by a dynamic object and referenced by a
4011 regular object. The current definition is in some section of the
4012 dynamic object, but we're not including those sections. We have to
4013 change the definition to something the rest of the link can
4017 sh_elf_adjust_dynamic_symbol (struct bfd_link_info *info,
4018 struct elf_link_hash_entry *h)
4020 struct elf_sh_link_hash_table *htab;
4021 struct elf_sh_link_hash_entry *eh;
4022 struct elf_sh_dyn_relocs *p;
4024 unsigned int power_of_two;
4026 htab = sh_elf_hash_table (info);
4028 /* Make sure we know what is going on here. */
4029 BFD_ASSERT (htab->root.dynobj != NULL
4030 && ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_PLT)
4031 || h->weakdef != NULL
4032 || ((h->elf_link_hash_flags
4033 & ELF_LINK_HASH_DEF_DYNAMIC) != 0
4034 && (h->elf_link_hash_flags
4035 & ELF_LINK_HASH_REF_REGULAR) != 0
4036 && (h->elf_link_hash_flags
4037 & ELF_LINK_HASH_DEF_REGULAR) == 0)));
4039 /* If this is a function, put it in the procedure linkage table. We
4040 will fill in the contents of the procedure linkage table later,
4041 when we know the address of the .got section. */
4042 if (h->type == STT_FUNC
4043 || (h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_PLT) != 0)
4045 if (h->plt.refcount <= 0
4046 || SYMBOL_CALLS_LOCAL (info, h)
4047 || (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT
4048 && h->root.type == bfd_link_hash_undefweak))
4050 /* This case can occur if we saw a PLT reloc in an input
4051 file, but the symbol was never referred to by a dynamic
4052 object. In such a case, we don't actually need to build
4053 a procedure linkage table, and we can just do a REL32
4055 h->plt.offset = (bfd_vma) -1;
4056 h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT;
4062 h->plt.offset = (bfd_vma) -1;
4064 /* If this is a weak symbol, and there is a real definition, the
4065 processor independent code will have arranged for us to see the
4066 real definition first, and we can just use the same value. */
4067 if (h->weakdef != NULL)
4069 BFD_ASSERT (h->weakdef->root.type == bfd_link_hash_defined
4070 || h->weakdef->root.type == bfd_link_hash_defweak);
4071 h->root.u.def.section = h->weakdef->root.u.def.section;
4072 h->root.u.def.value = h->weakdef->root.u.def.value;
4073 if (info->nocopyreloc)
4074 h->elf_link_hash_flags
4075 = ((h->elf_link_hash_flags & ~ELF_LINK_NON_GOT_REF)
4076 | (h->weakdef->elf_link_hash_flags & ELF_LINK_NON_GOT_REF));
4080 /* This is a reference to a symbol defined by a dynamic object which
4081 is not a function. */
4083 /* If we are creating a shared library, we must presume that the
4084 only references to the symbol are via the global offset table.
4085 For such cases we need not do anything here; the relocations will
4086 be handled correctly by relocate_section. */
4090 /* If there are no references to this symbol that do not use the
4091 GOT, we don't need to generate a copy reloc. */
4092 if ((h->elf_link_hash_flags & ELF_LINK_NON_GOT_REF) == 0)
4095 /* If -z nocopyreloc was given, we won't generate them either. */
4096 if (info->nocopyreloc)
4098 h->elf_link_hash_flags &= ~ELF_LINK_NON_GOT_REF;
4102 eh = (struct elf_sh_link_hash_entry *) h;
4103 for (p = eh->dyn_relocs; p != NULL; p = p->next)
4105 s = p->sec->output_section;
4106 if (s != NULL && (s->flags & (SEC_READONLY | SEC_HAS_CONTENTS)) != 0)
4110 /* If we didn't find any dynamic relocs in sections which needs the
4111 copy reloc, then we'll be keeping the dynamic relocs and avoiding
4115 h->elf_link_hash_flags &= ~ELF_LINK_NON_GOT_REF;
4119 /* We must allocate the symbol in our .dynbss section, which will
4120 become part of the .bss section of the executable. There will be
4121 an entry for this symbol in the .dynsym section. The dynamic
4122 object will contain position independent code, so all references
4123 from the dynamic object to this symbol will go through the global
4124 offset table. The dynamic linker will use the .dynsym entry to
4125 determine the address it must put in the global offset table, so
4126 both the dynamic object and the regular object will refer to the
4127 same memory location for the variable. */
4130 BFD_ASSERT (s != NULL);
4132 /* We must generate a R_SH_COPY reloc to tell the dynamic linker to
4133 copy the initial value out of the dynamic object and into the
4134 runtime process image. We need to remember the offset into the
4135 .rela.bss section we are going to use. */
4136 if ((h->root.u.def.section->flags & SEC_ALLOC) != 0)
4140 srel = htab->srelbss;
4141 BFD_ASSERT (srel != NULL);
4142 srel->_raw_size += sizeof (Elf32_External_Rela);
4143 h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_COPY;
4146 /* We need to figure out the alignment required for this symbol. I
4147 have no idea how ELF linkers handle this. */
4148 power_of_two = bfd_log2 (h->size);
4149 if (power_of_two > 3)
4152 /* Apply the required alignment. */
4153 s->_raw_size = BFD_ALIGN (s->_raw_size, (bfd_size_type) (1 << power_of_two));
4154 if (power_of_two > bfd_get_section_alignment (htab->root.dynobj, s))
4156 if (! bfd_set_section_alignment (htab->root.dynobj, s, power_of_two))
4160 /* Define the symbol as being at this point in the section. */
4161 h->root.u.def.section = s;
4162 h->root.u.def.value = s->_raw_size;
4164 /* Increment the section size to make room for the symbol. */
4165 s->_raw_size += h->size;
4170 /* This is the condition under which sh_elf_finish_dynamic_symbol
4171 will be called from elflink.h. If elflink.h doesn't call our
4172 finish_dynamic_symbol routine, we'll need to do something about
4173 initializing any .plt and .got entries in sh_elf_relocate_section. */
4174 #define WILL_CALL_FINISH_DYNAMIC_SYMBOL(DYN, SHARED, H) \
4177 || ((H)->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0) \
4178 && ((H)->dynindx != -1 \
4179 || ((H)->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) != 0))
4181 /* Allocate space in .plt, .got and associated reloc sections for
4185 allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf)
4187 struct bfd_link_info *info;
4188 struct elf_sh_link_hash_table *htab;
4189 struct elf_sh_link_hash_entry *eh;
4190 struct elf_sh_dyn_relocs *p;
4192 if (h->root.type == bfd_link_hash_indirect)
4195 if (h->root.type == bfd_link_hash_warning)
4196 /* When warning symbols are created, they **replace** the "real"
4197 entry in the hash table, thus we never get to see the real
4198 symbol in a hash traversal. So look at it now. */
4199 h = (struct elf_link_hash_entry *) h->root.u.i.link;
4201 info = (struct bfd_link_info *) inf;
4202 htab = sh_elf_hash_table (info);
4204 eh = (struct elf_sh_link_hash_entry *) h;
4205 if ((h->got.refcount > 0
4206 || (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL))
4207 && eh->gotplt_refcount > 0)
4209 /* The symbol has been forced local, or we have some direct got refs,
4210 so treat all the gotplt refs as got refs. */
4211 h->got.refcount += eh->gotplt_refcount;
4212 if (h->plt.refcount >= eh->gotplt_refcount)
4213 h->plt.refcount -= eh->gotplt_refcount;
4216 if (htab->root.dynamic_sections_created
4217 && h->plt.refcount > 0
4218 && (ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
4219 || h->root.type != bfd_link_hash_undefweak))
4221 /* Make sure this symbol is output as a dynamic symbol.
4222 Undefined weak syms won't yet be marked as dynamic. */
4223 if (h->dynindx == -1
4224 && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0)
4226 if (! bfd_elf32_link_record_dynamic_symbol (info, h))
4231 || WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, 0, h))
4233 asection *s = htab->splt;
4235 /* If this is the first .plt entry, make room for the special
4237 if (s->_raw_size == 0)
4238 s->_raw_size += PLT_ENTRY_SIZE;
4240 h->plt.offset = s->_raw_size;
4242 /* If this symbol is not defined in a regular file, and we are
4243 not generating a shared library, then set the symbol to this
4244 location in the .plt. This is required to make function
4245 pointers compare as equal between the normal executable and
4246 the shared library. */
4248 && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0)
4250 h->root.u.def.section = s;
4251 h->root.u.def.value = h->plt.offset;
4254 /* Make room for this entry. */
4255 s->_raw_size += PLT_ENTRY_SIZE;
4257 /* We also need to make an entry in the .got.plt section, which
4258 will be placed in the .got section by the linker script. */
4259 htab->sgotplt->_raw_size += 4;
4261 /* We also need to make an entry in the .rel.plt section. */
4262 htab->srelplt->_raw_size += sizeof (Elf32_External_Rela);
4266 h->plt.offset = (bfd_vma) -1;
4267 h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT;
4272 h->plt.offset = (bfd_vma) -1;
4273 h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT;
4276 if (h->got.refcount > 0)
4280 int tls_type = sh_elf_hash_entry (h)->tls_type;
4282 /* Make sure this symbol is output as a dynamic symbol.
4283 Undefined weak syms won't yet be marked as dynamic. */
4284 if (h->dynindx == -1
4285 && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0)
4287 if (! bfd_elf32_link_record_dynamic_symbol (info, h))
4292 h->got.offset = s->_raw_size;
4294 /* R_SH_TLS_GD needs 2 consecutive GOT slots. */
4295 if (tls_type == GOT_TLS_GD)
4297 dyn = htab->root.dynamic_sections_created;
4298 /* R_SH_TLS_IE_32 needs one dynamic relocation if dynamic,
4299 R_SH_TLS_GD needs one if local symbol and two if global. */
4300 if ((tls_type == GOT_TLS_GD && h->dynindx == -1)
4301 || (tls_type == GOT_TLS_IE && dyn))
4302 htab->srelgot->_raw_size += sizeof (Elf32_External_Rela);
4303 else if (tls_type == GOT_TLS_GD)
4304 htab->srelgot->_raw_size += 2 * sizeof (Elf32_External_Rela);
4305 else if ((ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
4306 || h->root.type != bfd_link_hash_undefweak)
4308 || WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, 0, h)))
4309 htab->srelgot->_raw_size += sizeof (Elf32_External_Rela);
4312 h->got.offset = (bfd_vma) -1;
4314 #ifdef INCLUDE_SHMEDIA
4315 if (eh->datalabel_got.refcount > 0)
4320 /* Make sure this symbol is output as a dynamic symbol.
4321 Undefined weak syms won't yet be marked as dynamic. */
4322 if (h->dynindx == -1
4323 && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0)
4325 if (! bfd_elf32_link_record_dynamic_symbol (info, h))
4330 eh->datalabel_got.offset = s->_raw_size;
4332 dyn = htab->root.dynamic_sections_created;
4333 if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, h))
4334 htab->srelgot->_raw_size += sizeof (Elf32_External_Rela);
4337 eh->datalabel_got.offset = (bfd_vma) -1;
4340 if (eh->dyn_relocs == NULL)
4343 /* In the shared -Bsymbolic case, discard space allocated for
4344 dynamic pc-relative relocs against symbols which turn out to be
4345 defined in regular objects. For the normal shared case, discard
4346 space for pc-relative relocs that have become local due to symbol
4347 visibility changes. */
4351 if (SYMBOL_CALLS_LOCAL (info, h))
4353 struct elf_sh_dyn_relocs **pp;
4355 for (pp = &eh->dyn_relocs; (p = *pp) != NULL; )
4357 p->count -= p->pc_count;
4366 /* Also discard relocs on undefined weak syms with non-default
4368 if (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT
4369 && h->root.type == bfd_link_hash_undefweak)
4370 eh->dyn_relocs = NULL;
4374 /* For the non-shared case, discard space for relocs against
4375 symbols which turn out to need copy relocs or are not
4378 if ((h->elf_link_hash_flags & ELF_LINK_NON_GOT_REF) == 0
4379 && (((h->elf_link_hash_flags & ELF_LINK_HASH_DEF_DYNAMIC) != 0
4380 && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0)
4381 || (htab->root.dynamic_sections_created
4382 && (h->root.type == bfd_link_hash_undefweak
4383 || h->root.type == bfd_link_hash_undefined))))
4385 /* Make sure this symbol is output as a dynamic symbol.
4386 Undefined weak syms won't yet be marked as dynamic. */
4387 if (h->dynindx == -1
4388 && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0)
4390 if (! bfd_elf32_link_record_dynamic_symbol (info, h))
4394 /* If that succeeded, we know we'll be keeping all the
4396 if (h->dynindx != -1)
4400 eh->dyn_relocs = NULL;
4405 /* Finally, allocate space. */
4406 for (p = eh->dyn_relocs; p != NULL; p = p->next)
4408 asection *sreloc = elf_section_data (p->sec)->sreloc;
4409 sreloc->_raw_size += p->count * sizeof (Elf32_External_Rela);
4415 /* Find any dynamic relocs that apply to read-only sections. */
4418 readonly_dynrelocs (struct elf_link_hash_entry *h, void *inf)
4420 struct elf_sh_link_hash_entry *eh;
4421 struct elf_sh_dyn_relocs *p;
4423 if (h->root.type == bfd_link_hash_warning)
4424 h = (struct elf_link_hash_entry *) h->root.u.i.link;
4426 eh = (struct elf_sh_link_hash_entry *) h;
4427 for (p = eh->dyn_relocs; p != NULL; p = p->next)
4429 asection *s = p->sec->output_section;
4431 if (s != NULL && (s->flags & SEC_READONLY) != 0)
4433 struct bfd_link_info *info = (struct bfd_link_info *) inf;
4435 info->flags |= DF_TEXTREL;
4437 /* Not an error, just cut short the traversal. */
4444 /* Set the sizes of the dynamic sections. */
4447 sh_elf_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
4448 struct bfd_link_info *info)
4450 struct elf_sh_link_hash_table *htab;
4456 htab = sh_elf_hash_table (info);
4457 dynobj = htab->root.dynobj;
4458 BFD_ASSERT (dynobj != NULL);
4460 if (htab->root.dynamic_sections_created)
4462 /* Set the contents of the .interp section to the interpreter. */
4463 if (info->executable)
4465 s = bfd_get_section_by_name (dynobj, ".interp");
4466 BFD_ASSERT (s != NULL);
4467 s->_raw_size = sizeof ELF_DYNAMIC_INTERPRETER;
4468 s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER;
4472 /* Set up .got offsets for local syms, and space for local dynamic
4474 for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next)
4476 bfd_signed_vma *local_got;
4477 bfd_signed_vma *end_local_got;
4478 char *local_tls_type;
4479 bfd_size_type locsymcount;
4480 Elf_Internal_Shdr *symtab_hdr;
4483 if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour)
4486 for (s = ibfd->sections; s != NULL; s = s->next)
4488 struct elf_sh_dyn_relocs *p;
4490 for (p = ((struct elf_sh_dyn_relocs *)
4491 elf_section_data (s)->local_dynrel);
4495 if (! bfd_is_abs_section (p->sec)
4496 && bfd_is_abs_section (p->sec->output_section))
4498 /* Input section has been discarded, either because
4499 it is a copy of a linkonce section or due to
4500 linker script /DISCARD/, so we'll be discarding
4503 else if (p->count != 0)
4505 srel = elf_section_data (p->sec)->sreloc;
4506 srel->_raw_size += p->count * sizeof (Elf32_External_Rela);
4507 if ((p->sec->output_section->flags & SEC_READONLY) != 0)
4508 info->flags |= DF_TEXTREL;
4513 local_got = elf_local_got_refcounts (ibfd);
4517 symtab_hdr = &elf_tdata (ibfd)->symtab_hdr;
4518 locsymcount = symtab_hdr->sh_info;
4519 #ifdef INCLUDE_SHMEDIA
4520 /* Count datalabel local GOT. */
4523 end_local_got = local_got + locsymcount;
4524 local_tls_type = sh_elf_local_got_tls_type (ibfd);
4526 srel = htab->srelgot;
4527 for (; local_got < end_local_got; ++local_got)
4531 *local_got = s->_raw_size;
4533 if (*local_tls_type == GOT_TLS_GD)
4536 srel->_raw_size += sizeof (Elf32_External_Rela);
4539 *local_got = (bfd_vma) -1;
4544 if (htab->tls_ldm_got.refcount > 0)
4546 /* Allocate 2 got entries and 1 dynamic reloc for R_SH_TLS_LD_32
4548 htab->tls_ldm_got.offset = htab->sgot->_raw_size;
4549 htab->sgot->_raw_size += 8;
4550 htab->srelgot->_raw_size += sizeof (Elf32_External_Rela);
4553 htab->tls_ldm_got.offset = -1;
4555 /* Allocate global sym .plt and .got entries, and space for global
4556 sym dynamic relocs. */
4557 elf_link_hash_traverse (&htab->root, allocate_dynrelocs, info);
4559 /* We now have determined the sizes of the various dynamic sections.
4560 Allocate memory for them. */
4562 for (s = dynobj->sections; s != NULL; s = s->next)
4564 if ((s->flags & SEC_LINKER_CREATED) == 0)
4569 || s == htab->sgotplt)
4571 /* Strip this section if we don't need it; see the
4574 else if (strncmp (bfd_get_section_name (dynobj, s), ".rela", 5) == 0)
4576 if (s->_raw_size != 0 && s != htab->srelplt)
4579 /* We use the reloc_count field as a counter if we need
4580 to copy relocs into the output file. */
4585 /* It's not one of our sections, so don't allocate space. */
4589 if (s->_raw_size == 0)
4591 /* If we don't need this section, strip it from the
4592 output file. This is mostly to handle .rela.bss and
4593 .rela.plt. We must create both sections in
4594 create_dynamic_sections, because they must be created
4595 before the linker maps input sections to output
4596 sections. The linker does that before
4597 adjust_dynamic_symbol is called, and it is that
4598 function which decides whether anything needs to go
4599 into these sections. */
4601 _bfd_strip_section_from_output (info, s);
4605 /* Allocate memory for the section contents. We use bfd_zalloc
4606 here in case unused entries are not reclaimed before the
4607 section's contents are written out. This should not happen,
4608 but this way if it does, we get a R_SH_NONE reloc instead
4610 s->contents = (bfd_byte *) bfd_zalloc (dynobj, s->_raw_size);
4611 if (s->contents == NULL)
4615 if (htab->root.dynamic_sections_created)
4617 /* Add some entries to the .dynamic section. We fill in the
4618 values later, in sh_elf_finish_dynamic_sections, but we
4619 must add the entries now so that we get the correct size for
4620 the .dynamic section. The DT_DEBUG entry is filled in by the
4621 dynamic linker and used by the debugger. */
4622 #define add_dynamic_entry(TAG, VAL) \
4623 bfd_elf32_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
4625 if (info->executable)
4627 if (! add_dynamic_entry (DT_DEBUG, 0))
4631 if (htab->splt->_raw_size != 0)
4633 if (! add_dynamic_entry (DT_PLTGOT, 0)
4634 || ! add_dynamic_entry (DT_PLTRELSZ, 0)
4635 || ! add_dynamic_entry (DT_PLTREL, DT_RELA)
4636 || ! add_dynamic_entry (DT_JMPREL, 0))
4642 if (! add_dynamic_entry (DT_RELA, 0)
4643 || ! add_dynamic_entry (DT_RELASZ, 0)
4644 || ! add_dynamic_entry (DT_RELAENT,
4645 sizeof (Elf32_External_Rela)))
4648 /* If any dynamic relocs apply to a read-only section,
4649 then we need a DT_TEXTREL entry. */
4650 if ((info->flags & DF_TEXTREL) == 0)
4651 elf_link_hash_traverse (&htab->root, readonly_dynrelocs, info);
4653 if ((info->flags & DF_TEXTREL) != 0)
4655 if (! add_dynamic_entry (DT_TEXTREL, 0))
4660 #undef add_dynamic_entry
4665 /* Relocate an SH ELF section. */
4668 sh_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
4669 bfd *input_bfd, asection *input_section,
4670 bfd_byte *contents, Elf_Internal_Rela *relocs,
4671 Elf_Internal_Sym *local_syms,
4672 asection **local_sections)
4674 struct elf_sh_link_hash_table *htab;
4675 Elf_Internal_Shdr *symtab_hdr;
4676 struct elf_link_hash_entry **sym_hashes;
4677 Elf_Internal_Rela *rel, *relend;
4679 bfd_vma *local_got_offsets;
4686 htab = sh_elf_hash_table (info);
4687 symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
4688 sym_hashes = elf_sym_hashes (input_bfd);
4689 dynobj = htab->root.dynobj;
4690 local_got_offsets = elf_local_got_offsets (input_bfd);
4693 sgotplt = htab->sgotplt;
4699 relend = relocs + input_section->reloc_count;
4700 for (; rel < relend; rel++)
4703 reloc_howto_type *howto;
4704 unsigned long r_symndx;
4705 Elf_Internal_Sym *sym;
4707 struct elf_link_hash_entry *h;
4709 bfd_vma addend = (bfd_vma) 0;
4710 bfd_reloc_status_type r;
4711 int seen_stt_datalabel = 0;
4715 r_symndx = ELF32_R_SYM (rel->r_info);
4717 r_type = ELF32_R_TYPE (rel->r_info);
4719 /* Many of the relocs are only used for relaxing, and are
4720 handled entirely by the relaxation code. */
4721 if (r_type >= (int) R_SH_GNU_VTINHERIT
4722 && r_type <= (int) R_SH_LABEL)
4724 if (r_type == (int) R_SH_NONE)
4728 || r_type >= R_SH_max
4729 || (r_type >= (int) R_SH_FIRST_INVALID_RELOC
4730 && r_type <= (int) R_SH_LAST_INVALID_RELOC)
4731 || ( r_type >= (int) R_SH_FIRST_INVALID_RELOC_3
4732 && r_type <= (int) R_SH_LAST_INVALID_RELOC_3)
4733 || ( r_type >= (int) R_SH_FIRST_INVALID_RELOC_4
4734 && r_type <= (int) R_SH_LAST_INVALID_RELOC_4)
4735 || ( r_type >= (int) R_SH_FIRST_INVALID_RELOC_5
4736 && r_type <= (int) R_SH_LAST_INVALID_RELOC_5)
4737 || (r_type >= (int) R_SH_FIRST_INVALID_RELOC_2
4738 && r_type <= (int) R_SH_LAST_INVALID_RELOC_2))
4740 bfd_set_error (bfd_error_bad_value);
4744 howto = sh_elf_howto_table + r_type;
4746 /* For relocs that aren't partial_inplace, we get the addend from
4748 if (! howto->partial_inplace)
4749 addend = rel->r_addend;
4754 if (r_symndx < symtab_hdr->sh_info)
4756 sym = local_syms + r_symndx;
4757 sec = local_sections[r_symndx];
4758 relocation = (sec->output_section->vma
4759 + sec->output_offset
4761 /* A local symbol never has STO_SH5_ISA32, so we don't need
4762 datalabel processing here. Make sure this does not change
4764 if ((sym->st_other & STO_SH5_ISA32) != 0)
4765 ((*info->callbacks->reloc_dangerous)
4767 _("Unexpected STO_SH5_ISA32 on local symbol is not handled"),
4768 input_bfd, input_section, rel->r_offset));
4769 if (info->relocatable)
4771 /* This is a relocatable link. We don't have to change
4772 anything, unless the reloc is against a section symbol,
4773 in which case we have to adjust according to where the
4774 section symbol winds up in the output section. */
4775 sym = local_syms + r_symndx;
4776 if (ELF_ST_TYPE (sym->st_info) == STT_SECTION)
4778 if (! howto->partial_inplace)
4780 /* For relocations with the addend in the
4781 relocation, we need just to update the addend.
4782 All real relocs are of type partial_inplace; this
4783 code is mostly for completeness. */
4784 rel->r_addend += sec->output_offset + sym->st_value;
4789 /* Relocs of type partial_inplace need to pick up the
4790 contents in the contents and add the offset resulting
4791 from the changed location of the section symbol.
4792 Using _bfd_final_link_relocate (e.g. goto
4793 final_link_relocate) here would be wrong, because
4794 relocations marked pc_relative would get the current
4795 location subtracted, and we must only do that at the
4797 r = _bfd_relocate_contents (howto, input_bfd,
4800 contents + rel->r_offset);
4801 goto relocation_done;
4806 else if (! howto->partial_inplace)
4808 relocation = _bfd_elf_rela_local_sym (output_bfd, sym, sec, rel);
4809 addend = rel->r_addend;
4811 else if ((sec->flags & SEC_MERGE)
4812 && ELF_ST_TYPE (sym->st_info) == STT_SECTION)
4816 if (howto->rightshift || howto->src_mask != 0xffffffff)
4818 (*_bfd_error_handler)
4819 (_("%s(%s+0x%lx): %s relocation against SEC_MERGE section"),
4820 bfd_archive_filename (input_bfd),
4821 bfd_get_section_name (input_bfd, input_section),
4822 (long) rel->r_offset, howto->name);
4826 addend = bfd_get_32 (input_bfd, contents + rel->r_offset);
4829 _bfd_elf_rel_local_sym (output_bfd, sym, &msec, addend)
4831 addend += msec->output_section->vma + msec->output_offset;
4832 bfd_put_32 (input_bfd, addend, contents + rel->r_offset);
4838 /* FIXME: Ought to make use of the RELOC_FOR_GLOBAL_SYMBOL macro. */
4840 /* Section symbol are never (?) placed in the hash table, so
4841 we can just ignore hash relocations when creating a
4842 relocatable object file. */
4843 if (info->relocatable)
4846 h = sym_hashes[r_symndx - symtab_hdr->sh_info];
4847 while (h->root.type == bfd_link_hash_indirect
4848 || h->root.type == bfd_link_hash_warning)
4850 #ifdef INCLUDE_SHMEDIA
4851 /* If the reference passes a symbol marked with
4852 STT_DATALABEL, then any STO_SH5_ISA32 on the final value
4854 seen_stt_datalabel |= h->type == STT_DATALABEL;
4856 h = (struct elf_link_hash_entry *) h->root.u.i.link;
4858 if (h->root.type == bfd_link_hash_defined
4859 || h->root.type == bfd_link_hash_defweak)
4863 dyn = htab->root.dynamic_sections_created;
4864 sec = h->root.u.def.section;
4865 /* In these cases, we don't need the relocation value.
4866 We check specially because in some obscure cases
4867 sec->output_section will be NULL. */
4868 if (r_type == R_SH_GOTPC
4869 || r_type == R_SH_GOTPC_LOW16
4870 || r_type == R_SH_GOTPC_MEDLOW16
4871 || r_type == R_SH_GOTPC_MEDHI16
4872 || r_type == R_SH_GOTPC_HI16
4873 || ((r_type == R_SH_PLT32
4874 || r_type == R_SH_PLT_LOW16
4875 || r_type == R_SH_PLT_MEDLOW16
4876 || r_type == R_SH_PLT_MEDHI16
4877 || r_type == R_SH_PLT_HI16)
4878 && h->plt.offset != (bfd_vma) -1)
4879 || ((r_type == R_SH_GOT32
4880 || r_type == R_SH_GOT_LOW16
4881 || r_type == R_SH_GOT_MEDLOW16
4882 || r_type == R_SH_GOT_MEDHI16
4883 || r_type == R_SH_GOT_HI16)
4884 && WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, h)
4886 || (! info->symbolic && h->dynindx != -1)
4887 || (h->elf_link_hash_flags
4888 & ELF_LINK_HASH_DEF_REGULAR) == 0))
4889 /* The cases above are those in which relocation is
4890 overwritten in the switch block below. The cases
4891 below are those in which we must defer relocation
4892 to run-time, because we can't resolve absolute
4893 addresses when creating a shared library. */
4895 && ((! info->symbolic && h->dynindx != -1)
4896 || (h->elf_link_hash_flags
4897 & ELF_LINK_HASH_DEF_REGULAR) == 0)
4898 && ((r_type == R_SH_DIR32
4899 && (h->elf_link_hash_flags
4900 & ELF_LINK_FORCED_LOCAL) == 0)
4901 || r_type == R_SH_REL32)
4902 && ((input_section->flags & SEC_ALLOC) != 0
4903 /* DWARF will emit R_SH_DIR32 relocations in its
4904 sections against symbols defined externally
4905 in shared libraries. We can't do anything
4907 || ((input_section->flags & SEC_DEBUGGING) != 0
4908 && (h->elf_link_hash_flags
4909 & ELF_LINK_HASH_DEF_DYNAMIC) != 0)))
4910 /* Dynamic relocs are not propagated for SEC_DEBUGGING
4911 sections because such sections are not SEC_ALLOC and
4912 thus ld.so will not process them. */
4913 || (sec->output_section == NULL
4914 && ((input_section->flags & SEC_DEBUGGING) != 0
4915 && (h->elf_link_hash_flags
4916 & ELF_LINK_HASH_DEF_DYNAMIC) != 0))
4917 || (sec->output_section == NULL
4918 && (sh_elf_hash_entry (h)->tls_type == GOT_TLS_IE
4919 || sh_elf_hash_entry (h)->tls_type == GOT_TLS_GD)))
4921 else if (sec->output_section == NULL)
4923 (*_bfd_error_handler)
4924 (_("%s: unresolvable relocation against symbol `%s' from %s section"),
4925 bfd_archive_filename (input_bfd), h->root.root.string,
4926 bfd_get_section_name (input_bfd, input_section));
4930 relocation = ((h->root.u.def.value
4931 + sec->output_section->vma
4932 + sec->output_offset)
4933 /* A STO_SH5_ISA32 causes a "bitor 1" to the
4934 symbol value, unless we've seen
4935 STT_DATALABEL on the way to it. */
4936 | ((h->other & STO_SH5_ISA32) != 0
4937 && ! seen_stt_datalabel));
4939 else if (h->root.type == bfd_link_hash_undefweak)
4941 else if (! info->executable
4942 && info->unresolved_syms_in_objects == RM_IGNORE
4943 && ELF_ST_VISIBILITY (h->other) == STV_DEFAULT)
4947 if (! info->callbacks->undefined_symbol
4948 (info, h->root.root.string, input_bfd,
4949 input_section, rel->r_offset,
4950 ((info->shared && info->unresolved_syms_in_shared_libs == RM_GENERATE_ERROR)
4951 || (!info->shared && info->unresolved_syms_in_objects == RM_GENERATE_ERROR)
4952 || ELF_ST_VISIBILITY (h->other))))
4958 switch ((int) r_type)
4960 final_link_relocate:
4961 /* COFF relocs don't use the addend. The addend is used for
4962 R_SH_DIR32 to be compatible with other compilers. */
4963 r = _bfd_final_link_relocate (howto, input_bfd, input_section,
4964 contents, rel->r_offset,
4965 relocation, addend);
4969 goto final_link_relocate;
4974 /* If the reloc is against the start of this section, then
4975 the assembler has already taken care of it and the reloc
4976 is here only to assist in relaxing. If the reloc is not
4977 against the start of this section, then it's against an
4978 external symbol and we must deal with it ourselves. */
4979 if (input_section->output_section->vma + input_section->output_offset
4982 int disp = (relocation
4983 - input_section->output_section->vma
4984 - input_section->output_offset
4990 case R_SH_DIR8WPZ: mask = 1; break;
4991 case R_SH_DIR8WPL: mask = 3; break;
4992 default: mask = 0; break;
4996 ((*_bfd_error_handler)
4997 (_("%s: 0x%lx: fatal: unaligned branch target for relax-support relocation"),
4998 bfd_archive_filename (input_section->owner),
4999 (unsigned long) rel->r_offset));
5000 bfd_set_error (bfd_error_bad_value);
5004 goto final_link_relocate;
5010 #ifdef INCLUDE_SHMEDIA
5011 if (shmedia_prepare_reloc (info, input_bfd, input_section,
5012 contents, rel, &relocation))
5013 goto final_link_relocate;
5015 bfd_set_error (bfd_error_bad_value);
5023 goto final_link_relocate;
5029 ((*_bfd_error_handler)
5030 (_("%s: 0x%lx: fatal: unaligned %s relocation 0x%lx"),
5031 bfd_archive_filename (input_section->owner),
5032 (unsigned long) rel->r_offset, howto->name,
5033 (unsigned long)relocation));
5034 bfd_set_error (bfd_error_bad_value);
5037 goto final_link_relocate;
5044 ((*_bfd_error_handler)
5045 (_("%s: 0x%lx: fatal: unaligned %s relocation 0x%lx"),
5046 bfd_archive_filename (input_section->owner),
5047 (unsigned long) rel->r_offset, howto->name,
5048 (unsigned long)relocation));
5049 bfd_set_error (bfd_error_bad_value);
5052 goto final_link_relocate;
5055 if ((signed int)relocation < -32
5056 || (signed int)relocation > 32)
5058 ((*_bfd_error_handler)
5059 (_("%s: 0x%lx: fatal: R_SH_PSHA relocation %d not in range -32..32"),
5060 bfd_archive_filename (input_section->owner),
5061 (unsigned long) rel->r_offset,
5062 (unsigned long)relocation));
5063 bfd_set_error (bfd_error_bad_value);
5066 goto final_link_relocate;
5069 if ((signed int)relocation < -16
5070 || (signed int)relocation > 16)
5072 ((*_bfd_error_handler)
5073 (_("%s: 0x%lx: fatal: R_SH_PSHL relocation %d not in range -32..32"),
5074 bfd_archive_filename (input_section->owner),
5075 (unsigned long) rel->r_offset,
5076 (unsigned long)relocation));
5077 bfd_set_error (bfd_error_bad_value);
5080 goto final_link_relocate;
5084 #ifdef INCLUDE_SHMEDIA
5085 case R_SH_IMM_LOW16_PCREL:
5086 case R_SH_IMM_MEDLOW16_PCREL:
5087 case R_SH_IMM_MEDHI16_PCREL:
5088 case R_SH_IMM_HI16_PCREL:
5092 || ELF_ST_VISIBILITY (h->other) == STV_DEFAULT
5093 || h->root.type != bfd_link_hash_undefweak)
5095 && (input_section->flags & SEC_ALLOC) != 0
5096 && (r_type == R_SH_DIR32
5097 || !SYMBOL_CALLS_LOCAL (info, h)))
5099 Elf_Internal_Rela outrel;
5101 bfd_boolean skip, relocate;
5103 /* When generating a shared object, these relocations
5104 are copied into the output file to be resolved at run
5111 name = (bfd_elf_string_from_elf_section
5113 elf_elfheader (input_bfd)->e_shstrndx,
5114 elf_section_data (input_section)->rel_hdr.sh_name));
5118 BFD_ASSERT (strncmp (name, ".rela", 5) == 0
5119 && strcmp (bfd_get_section_name (input_bfd,
5123 sreloc = bfd_get_section_by_name (dynobj, name);
5124 BFD_ASSERT (sreloc != NULL);
5131 _bfd_elf_section_offset (output_bfd, info, input_section,
5133 if (outrel.r_offset == (bfd_vma) -1)
5135 else if (outrel.r_offset == (bfd_vma) -2)
5136 skip = TRUE, relocate = TRUE;
5137 outrel.r_offset += (input_section->output_section->vma
5138 + input_section->output_offset);
5141 memset (&outrel, 0, sizeof outrel);
5142 else if (r_type == R_SH_REL32)
5144 BFD_ASSERT (h != NULL && h->dynindx != -1);
5145 outrel.r_info = ELF32_R_INFO (h->dynindx, R_SH_REL32);
5147 = bfd_get_32 (input_bfd, contents + rel->r_offset);
5149 #ifdef INCLUDE_SHMEDIA
5150 else if (r_type == R_SH_IMM_LOW16_PCREL
5151 || r_type == R_SH_IMM_MEDLOW16_PCREL
5152 || r_type == R_SH_IMM_MEDHI16_PCREL
5153 || r_type == R_SH_IMM_HI16_PCREL)
5155 BFD_ASSERT (h != NULL && h->dynindx != -1);
5156 outrel.r_info = ELF32_R_INFO (h->dynindx, r_type);
5157 outrel.r_addend = addend;
5162 /* h->dynindx may be -1 if this symbol was marked to
5165 || ((info->symbolic || h->dynindx == -1)
5166 && (h->elf_link_hash_flags
5167 & ELF_LINK_HASH_DEF_REGULAR) != 0))
5170 outrel.r_info = ELF32_R_INFO (0, R_SH_RELATIVE);
5172 = relocation + bfd_get_32 (input_bfd,
5173 contents + rel->r_offset);
5177 BFD_ASSERT (h->dynindx != -1);
5178 outrel.r_info = ELF32_R_INFO (h->dynindx, R_SH_DIR32);
5180 = relocation + bfd_get_32 (input_bfd,
5181 contents + rel->r_offset);
5185 loc = sreloc->contents;
5186 loc += sreloc->reloc_count++ * sizeof (Elf32_External_Rela);
5187 bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc);
5189 /* If this reloc is against an external symbol, we do
5190 not want to fiddle with the addend. Otherwise, we
5191 need to include the symbol value so that it becomes
5192 an addend for the dynamic reloc. */
5196 goto final_link_relocate;
5199 #ifdef INCLUDE_SHMEDIA
5200 case R_SH_GOTPLT_LOW16:
5201 case R_SH_GOTPLT_MEDLOW16:
5202 case R_SH_GOTPLT_MEDHI16:
5203 case R_SH_GOTPLT_HI16:
5204 case R_SH_GOTPLT10BY4:
5205 case R_SH_GOTPLT10BY8:
5207 /* Relocation is to the entry for this symbol in the
5208 procedure linkage table. */
5211 || (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL)
5215 || h->plt.offset == (bfd_vma) -1
5216 || h->got.offset != (bfd_vma) -1)
5219 /* Relocation is to the entry for this symbol in the global
5220 offset table extension for the procedure linkage table. */
5222 BFD_ASSERT (sgotplt != NULL);
5223 relocation = (sgotplt->output_offset
5224 + ((h->plt.offset / elf_sh_sizeof_plt (info)
5228 relocation -= GOT_BIAS;
5231 goto final_link_relocate;
5235 #ifdef INCLUDE_SHMEDIA
5236 case R_SH_GOT_LOW16:
5237 case R_SH_GOT_MEDLOW16:
5238 case R_SH_GOT_MEDHI16:
5243 /* Relocation is to the entry for this symbol in the global
5246 BFD_ASSERT (sgot != NULL);
5252 off = h->got.offset;
5253 #ifdef INCLUDE_SHMEDIA
5254 if (seen_stt_datalabel)
5256 struct elf_sh_link_hash_entry *hsh;
5258 hsh = (struct elf_sh_link_hash_entry *)h;
5259 off = hsh->datalabel_got.offset;
5262 BFD_ASSERT (off != (bfd_vma) -1);
5264 dyn = htab->root.dynamic_sections_created;
5265 if (! WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, h)
5267 && SYMBOL_REFERENCES_LOCAL (info, h))
5268 || (ELF_ST_VISIBILITY (h->other)
5269 && h->root.type == bfd_link_hash_undefweak))
5271 /* This is actually a static link, or it is a
5272 -Bsymbolic link and the symbol is defined
5273 locally, or the symbol was forced to be local
5274 because of a version file. We must initialize
5275 this entry in the global offset table. Since the
5276 offset must always be a multiple of 4, we use the
5277 least significant bit to record whether we have
5278 initialized it already.
5280 When doing a dynamic link, we create a .rela.got
5281 relocation entry to initialize the value. This
5282 is done in the finish_dynamic_symbol routine. */
5287 bfd_put_32 (output_bfd, relocation,
5288 sgot->contents + off);
5289 #ifdef INCLUDE_SHMEDIA
5290 if (seen_stt_datalabel)
5292 struct elf_sh_link_hash_entry *hsh;
5294 hsh = (struct elf_sh_link_hash_entry *)h;
5295 hsh->datalabel_got.offset |= 1;
5303 relocation = sgot->output_offset + off;
5307 #ifdef INCLUDE_SHMEDIA
5310 BFD_ASSERT (local_got_offsets != NULL
5311 && (local_got_offsets[symtab_hdr->sh_info
5315 off = local_got_offsets[symtab_hdr->sh_info
5321 BFD_ASSERT (local_got_offsets != NULL
5322 && local_got_offsets[r_symndx] != (bfd_vma) -1);
5324 off = local_got_offsets[r_symndx];
5325 #ifdef INCLUDE_SHMEDIA
5329 /* The offset must always be a multiple of 4. We use
5330 the least significant bit to record whether we have
5331 already generated the necessary reloc. */
5336 bfd_put_32 (output_bfd, relocation, sgot->contents + off);
5340 Elf_Internal_Rela outrel;
5343 if (srelgot == NULL)
5345 srelgot = bfd_get_section_by_name (dynobj,
5347 BFD_ASSERT (srelgot != NULL);
5350 outrel.r_offset = (sgot->output_section->vma
5351 + sgot->output_offset
5353 outrel.r_info = ELF32_R_INFO (0, R_SH_RELATIVE);
5354 outrel.r_addend = relocation;
5355 loc = srelgot->contents;
5356 loc += srelgot->reloc_count++ * sizeof (Elf32_External_Rela);
5357 bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc);
5360 #ifdef INCLUDE_SHMEDIA
5362 local_got_offsets[symtab_hdr->sh_info + r_symndx] |= 1;
5365 local_got_offsets[r_symndx] |= 1;
5368 relocation = sgot->output_offset + off;
5372 relocation -= GOT_BIAS;
5375 goto final_link_relocate;
5378 #ifdef INCLUDE_SHMEDIA
5379 case R_SH_GOTOFF_LOW16:
5380 case R_SH_GOTOFF_MEDLOW16:
5381 case R_SH_GOTOFF_MEDHI16:
5382 case R_SH_GOTOFF_HI16:
5384 /* Relocation is relative to the start of the global offset
5387 BFD_ASSERT (sgot != NULL);
5389 /* Note that sgot->output_offset is not involved in this
5390 calculation. We always want the start of .got. If we
5391 defined _GLOBAL_OFFSET_TABLE in a different way, as is
5392 permitted by the ABI, we might have to change this
5394 relocation -= sgot->output_section->vma;
5397 relocation -= GOT_BIAS;
5400 addend = rel->r_addend;
5402 goto final_link_relocate;
5405 #ifdef INCLUDE_SHMEDIA
5406 case R_SH_GOTPC_LOW16:
5407 case R_SH_GOTPC_MEDLOW16:
5408 case R_SH_GOTPC_MEDHI16:
5409 case R_SH_GOTPC_HI16:
5411 /* Use global offset table as symbol value. */
5413 BFD_ASSERT (sgot != NULL);
5414 relocation = sgot->output_section->vma;
5417 relocation += GOT_BIAS;
5420 addend = rel->r_addend;
5422 goto final_link_relocate;
5425 #ifdef INCLUDE_SHMEDIA
5426 case R_SH_PLT_LOW16:
5427 case R_SH_PLT_MEDLOW16:
5428 case R_SH_PLT_MEDHI16:
5431 /* Relocation is to the entry for this symbol in the
5432 procedure linkage table. */
5434 /* Resolve a PLT reloc against a local symbol directly,
5435 without using the procedure linkage table. */
5437 goto final_link_relocate;
5439 if (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL)
5440 goto final_link_relocate;
5442 if (h->plt.offset == (bfd_vma) -1)
5444 /* We didn't make a PLT entry for this symbol. This
5445 happens when statically linking PIC code, or when
5446 using -Bsymbolic. */
5447 goto final_link_relocate;
5450 BFD_ASSERT (splt != NULL);
5451 relocation = (splt->output_section->vma
5452 + splt->output_offset
5455 #ifdef INCLUDE_SHMEDIA
5459 addend = rel->r_addend;
5461 goto final_link_relocate;
5463 case R_SH_LOOP_START:
5465 static bfd_vma start, end;
5467 start = (relocation + rel->r_addend
5468 - (sec->output_section->vma + sec->output_offset));
5469 r = sh_elf_reloc_loop (r_type, input_bfd, input_section, contents,
5470 rel->r_offset, sec, start, end);
5474 end = (relocation + rel->r_addend
5475 - (sec->output_section->vma + sec->output_offset));
5476 r = sh_elf_reloc_loop (r_type, input_bfd, input_section, contents,
5477 rel->r_offset, sec, start, end);
5481 case R_SH_TLS_GD_32:
5482 case R_SH_TLS_IE_32:
5483 r_type = sh_elf_optimized_tls_reloc (info, r_type, h == NULL);
5484 tls_type = GOT_UNKNOWN;
5485 if (h == NULL && local_got_offsets)
5486 tls_type = sh_elf_local_got_tls_type (input_bfd) [r_symndx];
5489 tls_type = sh_elf_hash_entry (h)->tls_type;
5491 && (h->dynindx == -1
5492 || (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR)))
5493 r_type = R_SH_TLS_LE_32;
5496 if (r_type == R_SH_TLS_GD_32 && tls_type == GOT_TLS_IE)
5497 r_type = R_SH_TLS_IE_32;
5499 if (r_type == R_SH_TLS_LE_32)
5502 unsigned short insn;
5504 if (ELF32_R_TYPE (rel->r_info) == R_SH_TLS_GD_32)
5506 /* GD->LE transition:
5507 mov.l 1f,r4; mova 2f,r0; mov.l 2f,r1; add r0,r1;
5508 jsr @r1; add r12,r4; bra 3f; nop; .align 2;
5509 1: .long x$TLSGD; 2: .long __tls_get_addr@PLT; 3:
5511 mov.l 1f,r4; stc gbr,r0; add r4,r0; nop;
5513 1: .long x@TPOFF; 2: .long __tls_get_addr@PLT; 3:. */
5515 offset = rel->r_offset;
5516 BFD_ASSERT (offset >= 16);
5517 /* Size of GD instructions is 16 or 18. */
5519 insn = bfd_get_16 (input_bfd, contents + offset + 0);
5520 if ((insn & 0xff00) == 0xc700)
5522 BFD_ASSERT (offset >= 2);
5524 insn = bfd_get_16 (input_bfd, contents + offset + 0);
5527 BFD_ASSERT ((insn & 0xff00) == 0xd400);
5528 insn = bfd_get_16 (input_bfd, contents + offset + 2);
5529 BFD_ASSERT ((insn & 0xff00) == 0xc700);
5530 insn = bfd_get_16 (input_bfd, contents + offset + 4);
5531 BFD_ASSERT ((insn & 0xff00) == 0xd100);
5532 insn = bfd_get_16 (input_bfd, contents + offset + 6);
5533 BFD_ASSERT (insn == 0x310c);
5534 insn = bfd_get_16 (input_bfd, contents + offset + 8);
5535 BFD_ASSERT (insn == 0x410b);
5536 insn = bfd_get_16 (input_bfd, contents + offset + 10);
5537 BFD_ASSERT (insn == 0x34cc);
5539 bfd_put_16 (output_bfd, 0x0012, contents + offset + 2);
5540 bfd_put_16 (output_bfd, 0x304c, contents + offset + 4);
5541 bfd_put_16 (output_bfd, 0x0009, contents + offset + 6);
5542 bfd_put_16 (output_bfd, 0x0009, contents + offset + 8);
5543 bfd_put_16 (output_bfd, 0x0009, contents + offset + 10);
5549 /* IE->LE transition:
5550 mov.l 1f,r0; stc gbr,rN; mov.l @(r0,r12),rM;
5551 bra 2f; add ...; .align 2; 1: x@GOTTPOFF; 2:
5553 mov.l .Ln,rM; stc gbr,rN; nop; ...;
5556 offset = rel->r_offset;
5557 BFD_ASSERT (offset >= 16);
5558 /* Size of IE instructions is 10 or 12. */
5560 insn = bfd_get_16 (input_bfd, contents + offset + 0);
5561 if ((insn & 0xf0ff) == 0x0012)
5563 BFD_ASSERT (offset >= 2);
5565 insn = bfd_get_16 (input_bfd, contents + offset + 0);
5568 BFD_ASSERT ((insn & 0xff00) == 0xd000);
5569 index = insn & 0x00ff;
5570 insn = bfd_get_16 (input_bfd, contents + offset + 2);
5571 BFD_ASSERT ((insn & 0xf0ff) == 0x0012);
5572 insn = bfd_get_16 (input_bfd, contents + offset + 4);
5573 BFD_ASSERT ((insn & 0xf0ff) == 0x00ce);
5574 insn = 0xd000 | (insn & 0x0f00) | index;
5575 bfd_put_16 (output_bfd, insn, contents + offset + 0);
5576 bfd_put_16 (output_bfd, 0x0009, contents + offset + 4);
5579 bfd_put_32 (output_bfd, tpoff (info, relocation),
5580 contents + rel->r_offset);
5589 off = h->got.offset;
5592 if (local_got_offsets == NULL)
5595 off = local_got_offsets[r_symndx];
5598 /* Relocate R_SH_TLS_IE_32 directly when statically linking. */
5599 if (r_type == R_SH_TLS_IE_32
5600 && ! htab->root.dynamic_sections_created)
5603 bfd_put_32 (output_bfd, tpoff (info, relocation),
5604 sgot->contents + off);
5605 bfd_put_32 (output_bfd, sgot->output_offset + off,
5606 contents + rel->r_offset);
5614 Elf_Internal_Rela outrel;
5618 if (srelgot == NULL)
5620 srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
5621 BFD_ASSERT (srelgot != NULL);
5624 outrel.r_offset = (sgot->output_section->vma
5625 + sgot->output_offset + off);
5627 if (h == NULL || h->dynindx == -1)
5632 dr_type = (r_type == R_SH_TLS_GD_32 ? R_SH_TLS_DTPMOD32 :
5634 if (dr_type == R_SH_TLS_TPOFF32 && indx == 0)
5635 outrel.r_addend = relocation - dtpoff_base (info);
5637 outrel.r_addend = 0;
5638 outrel.r_info = ELF32_R_INFO (indx, dr_type);
5639 loc = srelgot->contents;
5640 loc += srelgot->reloc_count++ * sizeof (Elf32_External_Rela);
5641 bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc);
5643 if (r_type == R_SH_TLS_GD_32)
5647 bfd_put_32 (output_bfd,
5648 relocation - dtpoff_base (info),
5649 sgot->contents + off + 4);
5653 outrel.r_info = ELF32_R_INFO (indx,
5655 outrel.r_offset += 4;
5656 outrel.r_addend = 0;
5657 srelgot->reloc_count++;
5658 loc += sizeof (Elf32_External_Rela);
5659 bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc);
5666 local_got_offsets[r_symndx] |= 1;
5669 if (off >= (bfd_vma) -2)
5672 if (r_type == (int) ELF32_R_TYPE (rel->r_info))
5673 relocation = sgot->output_offset + off;
5677 unsigned short insn;
5679 /* GD->IE transition:
5680 mov.l 1f,r4; mova 2f,r0; mov.l 2f,r1; add r0,r1;
5681 jsr @r1; add r12,r4; bra 3f; nop; .align 2;
5682 1: .long x$TLSGD; 2: .long __tls_get_addr@PLT; 3:
5684 mov.l 1f,r0; stc gbr,r4; mov.l @(r0,r12),r0; add r4,r0;
5685 nop; nop; bra 3f; nop; .align 2;
5686 1: .long x@TPOFF; 2:...; 3:. */
5688 offset = rel->r_offset;
5689 BFD_ASSERT (offset >= 16);
5690 /* Size of GD instructions is 16 or 18. */
5692 insn = bfd_get_16 (input_bfd, contents + offset + 0);
5693 if ((insn & 0xff00) == 0xc700)
5695 BFD_ASSERT (offset >= 2);
5697 insn = bfd_get_16 (input_bfd, contents + offset + 0);
5700 BFD_ASSERT ((insn & 0xff00) == 0xd400);
5702 /* Replace mov.l 1f,R4 with mov.l 1f,r0. */
5703 bfd_put_16 (output_bfd, insn & 0xf0ff, contents + offset);
5705 insn = bfd_get_16 (input_bfd, contents + offset + 2);
5706 BFD_ASSERT ((insn & 0xff00) == 0xc700);
5707 insn = bfd_get_16 (input_bfd, contents + offset + 4);
5708 BFD_ASSERT ((insn & 0xff00) == 0xd100);
5709 insn = bfd_get_16 (input_bfd, contents + offset + 6);
5710 BFD_ASSERT (insn == 0x310c);
5711 insn = bfd_get_16 (input_bfd, contents + offset + 8);
5712 BFD_ASSERT (insn == 0x410b);
5713 insn = bfd_get_16 (input_bfd, contents + offset + 10);
5714 BFD_ASSERT (insn == 0x34cc);
5716 bfd_put_16 (output_bfd, 0x0412, contents + offset + 2);
5717 bfd_put_16 (output_bfd, 0x00ce, contents + offset + 4);
5718 bfd_put_16 (output_bfd, 0x304c, contents + offset + 6);
5719 bfd_put_16 (output_bfd, 0x0009, contents + offset + 8);
5720 bfd_put_16 (output_bfd, 0x0009, contents + offset + 10);
5722 bfd_put_32 (output_bfd, sgot->output_offset + off,
5723 contents + rel->r_offset);
5728 addend = rel->r_addend;
5730 goto final_link_relocate;
5732 case R_SH_TLS_LD_32:
5736 unsigned short insn;
5738 /* LD->LE transition:
5739 mov.l 1f,r4; mova 2f,r0; mov.l 2f,r1; add r0,r1;
5740 jsr @r1; add r12,r4; bra 3f; nop; .align 2;
5741 1: .long x$TLSLD; 2: .long __tls_get_addr@PLT; 3:
5743 stc gbr,r0; nop; nop; nop;
5744 nop; nop; bra 3f; ...; 3:. */
5746 offset = rel->r_offset;
5747 BFD_ASSERT (offset >= 16);
5748 /* Size of LD instructions is 16 or 18. */
5750 insn = bfd_get_16 (input_bfd, contents + offset + 0);
5751 if ((insn & 0xff00) == 0xc700)
5753 BFD_ASSERT (offset >= 2);
5755 insn = bfd_get_16 (input_bfd, contents + offset + 0);
5758 BFD_ASSERT ((insn & 0xff00) == 0xd400);
5759 insn = bfd_get_16 (input_bfd, contents + offset + 2);
5760 BFD_ASSERT ((insn & 0xff00) == 0xc700);
5761 insn = bfd_get_16 (input_bfd, contents + offset + 4);
5762 BFD_ASSERT ((insn & 0xff00) == 0xd100);
5763 insn = bfd_get_16 (input_bfd, contents + offset + 6);
5764 BFD_ASSERT (insn == 0x310c);
5765 insn = bfd_get_16 (input_bfd, contents + offset + 8);
5766 BFD_ASSERT (insn == 0x410b);
5767 insn = bfd_get_16 (input_bfd, contents + offset + 10);
5768 BFD_ASSERT (insn == 0x34cc);
5770 bfd_put_16 (output_bfd, 0x0012, contents + offset + 0);
5771 bfd_put_16 (output_bfd, 0x0009, contents + offset + 2);
5772 bfd_put_16 (output_bfd, 0x0009, contents + offset + 4);
5773 bfd_put_16 (output_bfd, 0x0009, contents + offset + 6);
5774 bfd_put_16 (output_bfd, 0x0009, contents + offset + 8);
5775 bfd_put_16 (output_bfd, 0x0009, contents + offset + 10);
5784 off = htab->tls_ldm_got.offset;
5789 Elf_Internal_Rela outrel;
5792 srelgot = htab->srelgot;
5793 if (srelgot == NULL)
5796 outrel.r_offset = (sgot->output_section->vma
5797 + sgot->output_offset + off);
5798 outrel.r_addend = 0;
5799 outrel.r_info = ELF32_R_INFO (0, R_SH_TLS_DTPMOD32);
5800 loc = srelgot->contents;
5801 loc += srelgot->reloc_count++ * sizeof (Elf32_External_Rela);
5802 bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc);
5803 htab->tls_ldm_got.offset |= 1;
5806 relocation = sgot->output_offset + off;
5807 addend = rel->r_addend;
5809 goto final_link_relocate;
5811 case R_SH_TLS_LDO_32:
5813 relocation = tpoff (info, relocation);
5815 relocation -= dtpoff_base (info);
5817 addend = rel->r_addend;
5818 goto final_link_relocate;
5820 case R_SH_TLS_LE_32:
5823 Elf_Internal_Rela outrel;
5828 relocation = tpoff (info, relocation);
5829 addend = rel->r_addend;
5830 goto final_link_relocate;
5837 name = (bfd_elf_string_from_elf_section
5839 elf_elfheader (input_bfd)->e_shstrndx,
5840 elf_section_data (input_section)->rel_hdr.sh_name));
5844 BFD_ASSERT (strncmp (name, ".rela", 5) == 0
5845 && strcmp (bfd_get_section_name (input_bfd,
5849 sreloc = bfd_get_section_by_name (dynobj, name);
5850 BFD_ASSERT (sreloc != NULL);
5853 if (h == NULL || h->dynindx == -1)
5858 outrel.r_offset = (input_section->output_section->vma
5859 + input_section->output_offset
5861 outrel.r_info = ELF32_R_INFO (indx, R_SH_TLS_TPOFF32);
5863 outrel.r_addend = relocation - dtpoff_base (info);
5865 outrel.r_addend = 0;
5867 loc = sreloc->contents;
5868 loc += sreloc->reloc_count++ * sizeof (Elf32_External_Rela);
5869 bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc);
5875 if (r != bfd_reloc_ok)
5880 case bfd_reloc_outofrange:
5882 case bfd_reloc_overflow:
5887 name = h->root.root.string;
5890 name = (bfd_elf_string_from_elf_section
5891 (input_bfd, symtab_hdr->sh_link, sym->st_name));
5895 name = bfd_section_name (input_bfd, sec);
5897 if (! ((*info->callbacks->reloc_overflow)
5898 (info, name, howto->name, (bfd_vma) 0,
5899 input_bfd, input_section, rel->r_offset)))
5910 /* This is a version of bfd_generic_get_relocated_section_contents
5911 which uses sh_elf_relocate_section. */
5914 sh_elf_get_relocated_section_contents (bfd *output_bfd,
5915 struct bfd_link_info *link_info,
5916 struct bfd_link_order *link_order,
5918 bfd_boolean relocatable,
5921 Elf_Internal_Shdr *symtab_hdr;
5922 asection *input_section = link_order->u.indirect.section;
5923 bfd *input_bfd = input_section->owner;
5924 asection **sections = NULL;
5925 Elf_Internal_Rela *internal_relocs = NULL;
5926 Elf_Internal_Sym *isymbuf = NULL;
5928 /* We only need to handle the case of relaxing, or of having a
5929 particular set of section contents, specially. */
5931 || elf_section_data (input_section)->this_hdr.contents == NULL)
5932 return bfd_generic_get_relocated_section_contents (output_bfd, link_info,
5937 symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
5939 memcpy (data, elf_section_data (input_section)->this_hdr.contents,
5940 (size_t) input_section->_raw_size);
5942 if ((input_section->flags & SEC_RELOC) != 0
5943 && input_section->reloc_count > 0)
5946 Elf_Internal_Sym *isym, *isymend;
5949 internal_relocs = (_bfd_elf_link_read_relocs
5950 (input_bfd, input_section, NULL,
5951 (Elf_Internal_Rela *) NULL, FALSE));
5952 if (internal_relocs == NULL)
5955 if (symtab_hdr->sh_info != 0)
5957 isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents;
5958 if (isymbuf == NULL)
5959 isymbuf = bfd_elf_get_elf_syms (input_bfd, symtab_hdr,
5960 symtab_hdr->sh_info, 0,
5962 if (isymbuf == NULL)
5966 amt = symtab_hdr->sh_info;
5967 amt *= sizeof (asection *);
5968 sections = (asection **) bfd_malloc (amt);
5969 if (sections == NULL && amt != 0)
5972 isymend = isymbuf + symtab_hdr->sh_info;
5973 for (isym = isymbuf, secpp = sections; isym < isymend; ++isym, ++secpp)
5977 if (isym->st_shndx == SHN_UNDEF)
5978 isec = bfd_und_section_ptr;
5979 else if (isym->st_shndx == SHN_ABS)
5980 isec = bfd_abs_section_ptr;
5981 else if (isym->st_shndx == SHN_COMMON)
5982 isec = bfd_com_section_ptr;
5984 isec = bfd_section_from_elf_index (input_bfd, isym->st_shndx);
5989 if (! sh_elf_relocate_section (output_bfd, link_info, input_bfd,
5990 input_section, data, internal_relocs,
5994 if (sections != NULL)
5997 && symtab_hdr->contents != (unsigned char *) isymbuf)
5999 if (elf_section_data (input_section)->relocs != internal_relocs)
6000 free (internal_relocs);
6006 if (sections != NULL)
6009 && symtab_hdr->contents != (unsigned char *) isymbuf)
6011 if (internal_relocs != NULL
6012 && elf_section_data (input_section)->relocs != internal_relocs)
6013 free (internal_relocs);
6017 /* Return the base VMA address which should be subtracted from real addresses
6018 when resolving @dtpoff relocation.
6019 This is PT_TLS segment p_vaddr. */
6022 dtpoff_base (struct bfd_link_info *info)
6024 /* If tls_segment is NULL, we should have signalled an error already. */
6025 if (elf_hash_table (info)->tls_segment == NULL)
6027 return elf_hash_table (info)->tls_segment->start;
6030 /* Return the relocation value for R_SH_TLS_TPOFF32.. */
6033 tpoff (struct bfd_link_info *info, bfd_vma address)
6035 /* If tls_segment is NULL, we should have signalled an error already. */
6036 if (elf_hash_table (info)->tls_segment == NULL)
6038 /* SH TLS ABI is variant I and static TLS block start just after tcbhead
6039 structure which has 2 pointer fields. */
6040 return (address - dtpoff_base (info) + 8);
6044 sh_elf_gc_mark_hook (asection *sec,
6045 struct bfd_link_info *info ATTRIBUTE_UNUSED,
6046 Elf_Internal_Rela *rel, struct elf_link_hash_entry *h,
6047 Elf_Internal_Sym *sym)
6051 switch (ELF32_R_TYPE (rel->r_info))
6053 case R_SH_GNU_VTINHERIT:
6054 case R_SH_GNU_VTENTRY:
6058 #ifdef INCLUDE_SHMEDIA
6059 while (h->root.type == bfd_link_hash_indirect
6060 && h->root.u.i.link)
6061 h = (struct elf_link_hash_entry *) h->root.u.i.link;
6063 switch (h->root.type)
6065 case bfd_link_hash_defined:
6066 case bfd_link_hash_defweak:
6067 return h->root.u.def.section;
6069 case bfd_link_hash_common:
6070 return h->root.u.c.p->section;
6078 return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
6083 /* Update the got entry reference counts for the section being removed. */
6086 sh_elf_gc_sweep_hook (bfd *abfd, struct bfd_link_info *info,
6087 asection *sec, const Elf_Internal_Rela *relocs)
6089 Elf_Internal_Shdr *symtab_hdr;
6090 struct elf_link_hash_entry **sym_hashes;
6091 bfd_signed_vma *local_got_refcounts;
6092 const Elf_Internal_Rela *rel, *relend;
6094 elf_section_data (sec)->local_dynrel = NULL;
6096 symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
6097 sym_hashes = elf_sym_hashes (abfd);
6098 local_got_refcounts = elf_local_got_refcounts (abfd);
6100 relend = relocs + sec->reloc_count;
6101 for (rel = relocs; rel < relend; rel++)
6103 unsigned long r_symndx;
6104 unsigned int r_type;
6105 struct elf_link_hash_entry *h = NULL;
6106 #ifdef INCLUDE_SHMEDIA
6107 int seen_stt_datalabel = 0;
6110 r_symndx = ELF32_R_SYM (rel->r_info);
6111 if (r_symndx >= symtab_hdr->sh_info)
6113 struct elf_sh_link_hash_entry *eh;
6114 struct elf_sh_dyn_relocs **pp;
6115 struct elf_sh_dyn_relocs *p;
6117 h = sym_hashes[r_symndx - symtab_hdr->sh_info];
6118 #ifdef INCLUDE_SHMEDIA
6119 while (h->root.type == bfd_link_hash_indirect
6120 || h->root.type == bfd_link_hash_warning)
6122 seen_stt_datalabel |= h->type == STT_DATALABEL;
6123 h = (struct elf_link_hash_entry *) h->root.u.i.link;
6126 eh = (struct elf_sh_link_hash_entry *) h;
6127 for (pp = &eh->dyn_relocs; (p = *pp) != NULL; pp = &p->next)
6130 /* Everything must go for SEC. */
6136 r_type = ELF32_R_TYPE (rel->r_info);
6137 switch (sh_elf_optimized_tls_reloc (info, r_type, h != NULL))
6139 case R_SH_TLS_LD_32:
6140 if (sh_elf_hash_table (info)->tls_ldm_got.refcount > 0)
6141 sh_elf_hash_table (info)->tls_ldm_got.refcount -= 1;
6147 #ifdef INCLUDE_SHMEDIA
6148 case R_SH_GOT_LOW16:
6149 case R_SH_GOT_MEDLOW16:
6150 case R_SH_GOT_MEDHI16:
6154 case R_SH_GOTOFF_LOW16:
6155 case R_SH_GOTOFF_MEDLOW16:
6156 case R_SH_GOTOFF_MEDHI16:
6157 case R_SH_GOTOFF_HI16:
6158 case R_SH_GOTPC_LOW16:
6159 case R_SH_GOTPC_MEDLOW16:
6160 case R_SH_GOTPC_MEDHI16:
6161 case R_SH_GOTPC_HI16:
6163 case R_SH_TLS_GD_32:
6164 case R_SH_TLS_IE_32:
6167 #ifdef INCLUDE_SHMEDIA
6168 if (seen_stt_datalabel)
6170 struct elf_sh_link_hash_entry *eh;
6171 eh = (struct elf_sh_link_hash_entry *) h;
6172 if (eh->datalabel_got.refcount > 0)
6173 eh->datalabel_got.refcount -= 1;
6177 if (h->got.refcount > 0)
6178 h->got.refcount -= 1;
6180 else if (local_got_refcounts != NULL)
6182 #ifdef INCLUDE_SHMEDIA
6183 if (rel->r_addend & 1)
6185 if (local_got_refcounts[symtab_hdr->sh_info + r_symndx] > 0)
6186 local_got_refcounts[symtab_hdr->sh_info + r_symndx] -= 1;
6190 if (local_got_refcounts[r_symndx] > 0)
6191 local_got_refcounts[r_symndx] -= 1;
6202 #ifdef INCLUDE_SHMEDIA
6203 case R_SH_PLT_LOW16:
6204 case R_SH_PLT_MEDLOW16:
6205 case R_SH_PLT_MEDHI16:
6210 if (h->plt.refcount > 0)
6211 h->plt.refcount -= 1;
6216 #ifdef INCLUDE_SHMEDIA
6217 case R_SH_GOTPLT_LOW16:
6218 case R_SH_GOTPLT_MEDLOW16:
6219 case R_SH_GOTPLT_MEDHI16:
6220 case R_SH_GOTPLT_HI16:
6221 case R_SH_GOTPLT10BY4:
6222 case R_SH_GOTPLT10BY8:
6226 struct elf_sh_link_hash_entry *eh;
6227 eh = (struct elf_sh_link_hash_entry *) h;
6228 if (eh->gotplt_refcount > 0)
6230 eh->gotplt_refcount -= 1;
6231 if (h->plt.refcount > 0)
6232 h->plt.refcount -= 1;
6234 #ifdef INCLUDE_SHMEDIA
6235 else if (seen_stt_datalabel)
6237 if (eh->datalabel_got.refcount > 0)
6238 eh->datalabel_got.refcount -= 1;
6241 else if (h->got.refcount > 0)
6242 h->got.refcount -= 1;
6244 else if (local_got_refcounts != NULL)
6246 #ifdef INCLUDE_SHMEDIA
6247 if (rel->r_addend & 1)
6249 if (local_got_refcounts[symtab_hdr->sh_info + r_symndx] > 0)
6250 local_got_refcounts[symtab_hdr->sh_info + r_symndx] -= 1;
6254 if (local_got_refcounts[r_symndx] > 0)
6255 local_got_refcounts[r_symndx] -= 1;
6267 /* Copy the extra info we tack onto an elf_link_hash_entry. */
6270 sh_elf_copy_indirect_symbol (const struct elf_backend_data *bed,
6271 struct elf_link_hash_entry *dir,
6272 struct elf_link_hash_entry *ind)
6274 struct elf_sh_link_hash_entry *edir, *eind;
6275 #ifdef INCLUDE_SHMEDIA
6279 edir = (struct elf_sh_link_hash_entry *) dir;
6280 eind = (struct elf_sh_link_hash_entry *) ind;
6282 if (eind->dyn_relocs != NULL)
6284 if (edir->dyn_relocs != NULL)
6286 struct elf_sh_dyn_relocs **pp;
6287 struct elf_sh_dyn_relocs *p;
6289 BFD_ASSERT (ind->root.type != bfd_link_hash_indirect);
6291 /* Add reloc counts against the weak sym to the strong sym
6292 list. Merge any entries against the same section. */
6293 for (pp = &eind->dyn_relocs; (p = *pp) != NULL; )
6295 struct elf_sh_dyn_relocs *q;
6297 for (q = edir->dyn_relocs; q != NULL; q = q->next)
6298 if (q->sec == p->sec)
6300 q->pc_count += p->pc_count;
6301 q->count += p->count;
6308 *pp = edir->dyn_relocs;
6311 edir->dyn_relocs = eind->dyn_relocs;
6312 eind->dyn_relocs = NULL;
6314 edir->gotplt_refcount = eind->gotplt_refcount;
6315 eind->gotplt_refcount = 0;
6316 #ifdef INCLUDE_SHMEDIA
6317 tmp = edir->datalabel_got.refcount;
6320 edir->datalabel_got.refcount = eind->datalabel_got.refcount;
6321 eind->datalabel_got.refcount = tmp;
6324 BFD_ASSERT (eind->datalabel_got.refcount < 1);
6327 if (ind->root.type == bfd_link_hash_indirect
6328 && dir->got.refcount <= 0)
6330 edir->tls_type = eind->tls_type;
6331 eind->tls_type = GOT_UNKNOWN;
6334 if (ind->root.type != bfd_link_hash_indirect
6335 && (dir->elf_link_hash_flags & ELF_LINK_HASH_DYNAMIC_ADJUSTED) != 0)
6336 /* If called to transfer flags for a weakdef during processing
6337 of elf_adjust_dynamic_symbol, don't copy ELF_LINK_NON_GOT_REF.
6338 We clear it ourselves for ELIMINATE_COPY_RELOCS. */
6339 dir->elf_link_hash_flags |=
6340 (ind->elf_link_hash_flags & (ELF_LINK_HASH_REF_DYNAMIC
6341 | ELF_LINK_HASH_REF_REGULAR
6342 | ELF_LINK_HASH_REF_REGULAR_NONWEAK));
6344 _bfd_elf_link_hash_copy_indirect (bed, dir, ind);
6348 sh_elf_optimized_tls_reloc (struct bfd_link_info *info, int r_type,
6356 case R_SH_TLS_GD_32:
6357 case R_SH_TLS_IE_32:
6359 return R_SH_TLS_LE_32;
6360 return R_SH_TLS_IE_32;
6361 case R_SH_TLS_LD_32:
6362 return R_SH_TLS_LE_32;
6368 /* Look through the relocs for a section during the first phase.
6369 Since we don't do .gots or .plts, we just need to consider the
6370 virtual table relocs for gc. */
6373 sh_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, asection *sec,
6374 const Elf_Internal_Rela *relocs)
6376 Elf_Internal_Shdr *symtab_hdr;
6377 struct elf_link_hash_entry **sym_hashes, **sym_hashes_end;
6378 struct elf_sh_link_hash_table *htab;
6379 const Elf_Internal_Rela *rel;
6380 const Elf_Internal_Rela *rel_end;
6381 bfd_vma *local_got_offsets;
6385 unsigned int r_type;
6386 int tls_type, old_tls_type;
6392 if (info->relocatable)
6395 symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
6396 sym_hashes = elf_sym_hashes (abfd);
6397 sym_hashes_end = sym_hashes + symtab_hdr->sh_size/sizeof (Elf32_External_Sym);
6398 if (!elf_bad_symtab (abfd))
6399 sym_hashes_end -= symtab_hdr->sh_info;
6401 htab = sh_elf_hash_table (info);
6402 local_got_offsets = elf_local_got_offsets (abfd);
6404 rel_end = relocs + sec->reloc_count;
6405 for (rel = relocs; rel < rel_end; rel++)
6407 struct elf_link_hash_entry *h;
6408 unsigned long r_symndx;
6409 #ifdef INCLUDE_SHMEDIA
6410 int seen_stt_datalabel = 0;
6413 r_symndx = ELF32_R_SYM (rel->r_info);
6414 r_type = ELF32_R_TYPE (rel->r_info);
6416 if (r_symndx < symtab_hdr->sh_info)
6420 h = sym_hashes[r_symndx - symtab_hdr->sh_info];
6421 #ifdef INCLUDE_SHMEDIA
6422 while (h->root.type == bfd_link_hash_indirect
6423 || h->root.type == bfd_link_hash_warning)
6425 seen_stt_datalabel |= h->type == STT_DATALABEL;
6426 h = (struct elf_link_hash_entry *) h->root.u.i.link;
6431 r_type = sh_elf_optimized_tls_reloc (info, r_type, h == NULL);
6433 && r_type == R_SH_TLS_IE_32
6435 && h->root.type != bfd_link_hash_undefined
6436 && h->root.type != bfd_link_hash_undefweak
6437 && (h->dynindx == -1
6438 || (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR)))
6439 r_type = R_SH_TLS_LE_32;
6441 /* Some relocs require a global offset table. */
6442 if (htab->sgot == NULL)
6450 #ifdef INCLUDE_SHMEDIA
6451 case R_SH_GOTPLT_LOW16:
6452 case R_SH_GOTPLT_MEDLOW16:
6453 case R_SH_GOTPLT_MEDHI16:
6454 case R_SH_GOTPLT_HI16:
6455 case R_SH_GOTPLT10BY4:
6456 case R_SH_GOTPLT10BY8:
6457 case R_SH_GOT_LOW16:
6458 case R_SH_GOT_MEDLOW16:
6459 case R_SH_GOT_MEDHI16:
6463 case R_SH_GOTOFF_LOW16:
6464 case R_SH_GOTOFF_MEDLOW16:
6465 case R_SH_GOTOFF_MEDHI16:
6466 case R_SH_GOTOFF_HI16:
6467 case R_SH_GOTPC_LOW16:
6468 case R_SH_GOTPC_MEDLOW16:
6469 case R_SH_GOTPC_MEDHI16:
6470 case R_SH_GOTPC_HI16:
6472 case R_SH_TLS_GD_32:
6473 case R_SH_TLS_LD_32:
6474 case R_SH_TLS_IE_32:
6475 if (htab->sgot == NULL)
6477 if (htab->root.dynobj == NULL)
6478 htab->root.dynobj = abfd;
6479 if (!create_got_section (htab->root.dynobj, info))
6491 /* This relocation describes the C++ object vtable hierarchy.
6492 Reconstruct it for later use during GC. */
6493 case R_SH_GNU_VTINHERIT:
6494 if (!_bfd_elf32_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
6498 /* This relocation describes which C++ vtable entries are actually
6499 used. Record for later use during GC. */
6500 case R_SH_GNU_VTENTRY:
6501 if (!_bfd_elf32_gc_record_vtentry (abfd, sec, h, rel->r_addend))
6505 case R_SH_TLS_IE_32:
6507 info->flags |= DF_STATIC_TLS;
6511 case R_SH_TLS_GD_32:
6513 #ifdef INCLUDE_SHMEDIA
6514 case R_SH_GOT_LOW16:
6515 case R_SH_GOT_MEDLOW16:
6516 case R_SH_GOT_MEDHI16:
6524 tls_type = GOT_NORMAL;
6526 case R_SH_TLS_GD_32:
6527 tls_type = GOT_TLS_GD;
6529 case R_SH_TLS_IE_32:
6530 tls_type = GOT_TLS_IE;
6536 #ifdef INCLUDE_SHMEDIA
6537 if (seen_stt_datalabel)
6539 struct elf_sh_link_hash_entry *eh
6540 = (struct elf_sh_link_hash_entry *) h;
6542 eh->datalabel_got.refcount += 1;
6546 h->got.refcount += 1;
6547 old_tls_type = sh_elf_hash_entry (h)->tls_type;
6551 bfd_signed_vma *local_got_refcounts;
6553 /* This is a global offset table entry for a local
6555 local_got_refcounts = elf_local_got_refcounts (abfd);
6556 if (local_got_refcounts == NULL)
6560 size = symtab_hdr->sh_info;
6561 size *= sizeof (bfd_signed_vma);
6562 #ifdef INCLUDE_SHMEDIA
6563 /* Reserve space for both the datalabel and
6564 codelabel local GOT offsets. */
6567 size += symtab_hdr->sh_info;
6568 local_got_refcounts = ((bfd_signed_vma *)
6569 bfd_zalloc (abfd, size));
6570 if (local_got_refcounts == NULL)
6572 elf_local_got_refcounts (abfd) = local_got_refcounts;
6573 #ifdef INCLUDE_SHMEDIA
6574 /* Take care of both the datalabel and codelabel local
6576 sh_elf_local_got_tls_type (abfd)
6577 = (char *) (local_got_refcounts + 2 * symtab_hdr->sh_info);
6579 sh_elf_local_got_tls_type (abfd)
6580 = (char *) (local_got_refcounts + symtab_hdr->sh_info);
6583 #ifdef INCLUDE_SHMEDIA
6584 if (rel->r_addend & 1)
6585 local_got_refcounts[symtab_hdr->sh_info + r_symndx] += 1;
6588 local_got_refcounts[r_symndx] += 1;
6589 old_tls_type = sh_elf_local_got_tls_type (abfd) [r_symndx];
6592 /* If a TLS symbol is accessed using IE at least once,
6593 there is no point to use dynamic model for it. */
6594 if (old_tls_type != tls_type && old_tls_type != GOT_UNKNOWN
6595 && (old_tls_type != GOT_TLS_GD || tls_type != GOT_TLS_IE))
6597 if (old_tls_type == GOT_TLS_IE && tls_type == GOT_TLS_GD)
6598 tls_type = GOT_TLS_IE;
6601 (*_bfd_error_handler)
6602 (_("%s: `%s' accessed both as normal and thread local symbol"),
6603 bfd_archive_filename (abfd), h->root.root.string);
6608 if (old_tls_type != tls_type)
6611 sh_elf_hash_entry (h)->tls_type = tls_type;
6613 sh_elf_local_got_tls_type (abfd) [r_symndx] = tls_type;
6618 case R_SH_TLS_LD_32:
6619 sh_elf_hash_table(info)->tls_ldm_got.refcount += 1;
6623 #ifdef INCLUDE_SHMEDIA
6624 case R_SH_GOTPLT_LOW16:
6625 case R_SH_GOTPLT_MEDLOW16:
6626 case R_SH_GOTPLT_MEDHI16:
6627 case R_SH_GOTPLT_HI16:
6628 case R_SH_GOTPLT10BY4:
6629 case R_SH_GOTPLT10BY8:
6631 /* If this is a local symbol, we resolve it directly without
6632 creating a procedure linkage table entry. */
6635 || (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL)
6638 || h->dynindx == -1)
6641 h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_PLT;
6642 h->plt.refcount += 1;
6643 ((struct elf_sh_link_hash_entry *) h)->gotplt_refcount += 1;
6648 #ifdef INCLUDE_SHMEDIA
6649 case R_SH_PLT_LOW16:
6650 case R_SH_PLT_MEDLOW16:
6651 case R_SH_PLT_MEDHI16:
6654 /* This symbol requires a procedure linkage table entry. We
6655 actually build the entry in adjust_dynamic_symbol,
6656 because this might be a case of linking PIC code which is
6657 never referenced by a dynamic object, in which case we
6658 don't need to generate a procedure linkage table entry
6661 /* If this is a local symbol, we resolve it directly without
6662 creating a procedure linkage table entry. */
6666 if (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL)
6669 h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_PLT;
6670 h->plt.refcount += 1;
6675 #ifdef INCLUDE_SHMEDIA
6676 case R_SH_IMM_LOW16_PCREL:
6677 case R_SH_IMM_MEDLOW16_PCREL:
6678 case R_SH_IMM_MEDHI16_PCREL:
6679 case R_SH_IMM_HI16_PCREL:
6681 if (h != NULL && ! info->shared)
6683 h->elf_link_hash_flags |= ELF_LINK_NON_GOT_REF;
6684 h->plt.refcount += 1;
6687 /* If we are creating a shared library, and this is a reloc
6688 against a global symbol, or a non PC relative reloc
6689 against a local symbol, then we need to copy the reloc
6690 into the shared library. However, if we are linking with
6691 -Bsymbolic, we do not need to copy a reloc against a
6692 global symbol which is defined in an object we are
6693 including in the link (i.e., DEF_REGULAR is set). At
6694 this point we have not seen all the input files, so it is
6695 possible that DEF_REGULAR is not set now but will be set
6696 later (it is never cleared). We account for that
6697 possibility below by storing information in the
6698 dyn_relocs field of the hash table entry. A similar
6699 situation occurs when creating shared libraries and symbol
6700 visibility changes render the symbol local.
6702 If on the other hand, we are creating an executable, we
6703 may need to keep relocations for symbols satisfied by a
6704 dynamic library if we manage to avoid copy relocs for the
6707 && (sec->flags & SEC_ALLOC) != 0
6708 && (r_type != R_SH_REL32
6710 && (! info->symbolic
6711 || h->root.type == bfd_link_hash_defweak
6712 || (h->elf_link_hash_flags
6713 & ELF_LINK_HASH_DEF_REGULAR) == 0))))
6715 && (sec->flags & SEC_ALLOC) != 0
6717 && (h->root.type == bfd_link_hash_defweak
6718 || (h->elf_link_hash_flags
6719 & ELF_LINK_HASH_DEF_REGULAR) == 0)))
6721 struct elf_sh_dyn_relocs *p;
6722 struct elf_sh_dyn_relocs **head;
6724 if (htab->root.dynobj == NULL)
6725 htab->root.dynobj = abfd;
6727 /* When creating a shared object, we must copy these
6728 reloc types into the output file. We create a reloc
6729 section in dynobj and make room for this reloc. */
6734 name = (bfd_elf_string_from_elf_section
6736 elf_elfheader (abfd)->e_shstrndx,
6737 elf_section_data (sec)->rel_hdr.sh_name));
6741 BFD_ASSERT (strncmp (name, ".rela", 5) == 0
6742 && strcmp (bfd_get_section_name (abfd, sec),
6745 sreloc = bfd_get_section_by_name (htab->root.dynobj, name);
6750 sreloc = bfd_make_section (htab->root.dynobj, name);
6751 flags = (SEC_HAS_CONTENTS | SEC_READONLY
6752 | SEC_IN_MEMORY | SEC_LINKER_CREATED);
6753 if ((sec->flags & SEC_ALLOC) != 0)
6754 flags |= SEC_ALLOC | SEC_LOAD;
6756 || ! bfd_set_section_flags (htab->root.dynobj,
6758 || ! bfd_set_section_alignment (htab->root.dynobj,
6762 elf_section_data (sec)->sreloc = sreloc;
6765 /* If this is a global symbol, we count the number of
6766 relocations we need for this symbol. */
6768 head = &((struct elf_sh_link_hash_entry *) h)->dyn_relocs;
6773 /* Track dynamic relocs needed for local syms too. */
6774 s = bfd_section_from_r_symndx (abfd, &htab->sym_sec,
6779 head = ((struct elf_sh_dyn_relocs **)
6780 &elf_section_data (s)->local_dynrel);
6784 if (p == NULL || p->sec != sec)
6786 bfd_size_type amt = sizeof (*p);
6787 p = bfd_alloc (htab->root.dynobj, amt);
6798 if (r_type == R_SH_REL32
6799 #ifdef INCLUDE_SHMEDIA
6800 || r_type == R_SH_IMM_LOW16_PCREL
6801 || r_type == R_SH_IMM_MEDLOW16_PCREL
6802 || r_type == R_SH_IMM_MEDHI16_PCREL
6803 || r_type == R_SH_IMM_HI16_PCREL
6811 case R_SH_TLS_LE_32:
6814 (*_bfd_error_handler) (_("%s: TLS local exec code cannot be linked into shared objects"),
6815 bfd_archive_filename (abfd));
6821 case R_SH_TLS_LDO_32:
6822 /* Nothing to do. */
6833 #ifndef sh_elf_set_mach_from_flags
6835 sh_elf_set_mach_from_flags (bfd *abfd)
6837 flagword flags = elf_elfheader (abfd)->e_flags;
6839 switch (flags & EF_SH_MACH_MASK)
6842 bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh);
6845 bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh2);
6848 bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh2e);
6851 bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh_dsp);
6854 bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh3);
6857 bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh3_dsp);
6860 bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh3e);
6864 bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh4);
6867 bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh4_nofpu);
6870 bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh4a);
6873 bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh4a_nofpu);
6876 bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh4al_dsp);
6883 #endif /* not sh_elf_set_mach_from_flags */
6885 #ifndef sh_elf_set_private_flags
6886 /* Function to keep SH specific file flags. */
6889 sh_elf_set_private_flags (bfd *abfd, flagword flags)
6891 BFD_ASSERT (! elf_flags_init (abfd)
6892 || elf_elfheader (abfd)->e_flags == flags);
6894 elf_elfheader (abfd)->e_flags = flags;
6895 elf_flags_init (abfd) = TRUE;
6896 return sh_elf_set_mach_from_flags (abfd);
6898 #endif /* not sh_elf_set_private_flags */
6900 #ifndef sh_elf_copy_private_data
6901 /* Copy backend specific data from one object module to another */
6904 sh_elf_copy_private_data (bfd * ibfd, bfd * obfd)
6906 if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour
6907 || bfd_get_flavour (obfd) != bfd_target_elf_flavour)
6910 return sh_elf_set_private_flags (obfd, elf_elfheader (ibfd)->e_flags);
6912 #endif /* not sh_elf_copy_private_data */
6914 #ifndef sh_elf_merge_private_data
6915 /* This routine checks for linking big and little endian objects
6916 together, and for linking sh-dsp with sh3e / sh4 objects. */
6919 sh_elf_merge_private_data (bfd *ibfd, bfd *obfd)
6921 flagword old_flags, new_flags;
6923 if (! _bfd_generic_verify_endian_match (ibfd, obfd))
6926 if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour
6927 || bfd_get_flavour (obfd) != bfd_target_elf_flavour)
6930 if (! elf_flags_init (obfd))
6932 /* This happens when ld starts out with a 'blank' output file. */
6933 elf_flags_init (obfd) = TRUE;
6934 elf_elfheader (obfd)->e_flags = EF_SH1;
6936 old_flags = elf_elfheader (obfd)->e_flags;
6937 new_flags = elf_elfheader (ibfd)->e_flags;
6938 if ((EF_SH_HAS_DSP (old_flags) && EF_SH_HAS_FP (new_flags))
6939 || (EF_SH_HAS_DSP (new_flags) && EF_SH_HAS_FP (old_flags)))
6941 (*_bfd_error_handler)
6942 ("%s: uses %s instructions while previous modules use %s instructions",
6943 bfd_archive_filename (ibfd),
6944 EF_SH_HAS_DSP (new_flags) ? "dsp" : "floating point",
6945 EF_SH_HAS_DSP (new_flags) ? "floating point" : "dsp");
6946 bfd_set_error (bfd_error_bad_value);
6949 elf_elfheader (obfd)->e_flags = EF_SH_MERGE_MACH (old_flags, new_flags);
6951 return sh_elf_set_mach_from_flags (obfd);
6953 #endif /* not sh_elf_merge_private_data */
6955 /* Override the generic function because we need to store sh_elf_obj_tdata
6956 as the specific tdata. We set also the machine architecture from flags
6960 sh_elf_object_p (bfd *abfd)
6962 struct sh_elf_obj_tdata *new_tdata;
6963 bfd_size_type amt = sizeof (struct sh_elf_obj_tdata);
6965 if (!sh_elf_set_mach_from_flags (abfd))
6968 /* Allocate our special target data. */
6969 new_tdata = bfd_zalloc (abfd, amt);
6970 if (new_tdata == NULL)
6972 new_tdata->root = *abfd->tdata.elf_obj_data;
6973 abfd->tdata.any = new_tdata;
6977 /* Finish up dynamic symbol handling. We set the contents of various
6978 dynamic sections here. */
6981 sh_elf_finish_dynamic_symbol (bfd *output_bfd, struct bfd_link_info *info,
6982 struct elf_link_hash_entry *h,
6983 Elf_Internal_Sym *sym)
6985 struct elf_sh_link_hash_table *htab;
6987 htab = sh_elf_hash_table (info);
6989 if (h->plt.offset != (bfd_vma) -1)
6997 Elf_Internal_Rela rel;
7000 /* This symbol has an entry in the procedure linkage table. Set
7003 BFD_ASSERT (h->dynindx != -1);
7006 sgot = htab->sgotplt;
7007 srel = htab->srelplt;
7008 BFD_ASSERT (splt != NULL && sgot != NULL && srel != NULL);
7010 /* Get the index in the procedure linkage table which
7011 corresponds to this symbol. This is the index of this symbol
7012 in all the symbols for which we are making plt entries. The
7013 first entry in the procedure linkage table is reserved. */
7014 plt_index = h->plt.offset / elf_sh_sizeof_plt (info) - 1;
7016 /* Get the offset into the .got table of the entry that
7017 corresponds to this function. Each .got entry is 4 bytes.
7018 The first three are reserved. */
7019 got_offset = (plt_index + 3) * 4;
7023 got_offset -= GOT_BIAS;
7026 /* Fill in the entry in the procedure linkage table. */
7029 if (elf_sh_plt_entry == NULL)
7031 elf_sh_plt_entry = (bfd_big_endian (output_bfd) ?
7032 elf_sh_plt_entry_be : elf_sh_plt_entry_le);
7034 memcpy (splt->contents + h->plt.offset, elf_sh_plt_entry,
7035 elf_sh_sizeof_plt (info));
7036 #ifdef INCLUDE_SHMEDIA
7037 movi_shori_putval (output_bfd,
7038 (sgot->output_section->vma
7039 + sgot->output_offset
7041 (splt->contents + h->plt.offset
7042 + elf_sh_plt_symbol_offset (info)));
7044 /* Set bottom bit because its for a branch to SHmedia */
7045 movi_shori_putval (output_bfd,
7046 (splt->output_section->vma + splt->output_offset)
7048 (splt->contents + h->plt.offset
7049 + elf_sh_plt_plt0_offset (info)));
7051 bfd_put_32 (output_bfd,
7052 (sgot->output_section->vma
7053 + sgot->output_offset
7055 (splt->contents + h->plt.offset
7056 + elf_sh_plt_symbol_offset (info)));
7058 bfd_put_32 (output_bfd,
7059 (splt->output_section->vma + splt->output_offset),
7060 (splt->contents + h->plt.offset
7061 + elf_sh_plt_plt0_offset (info)));
7066 if (elf_sh_pic_plt_entry == NULL)
7068 elf_sh_pic_plt_entry = (bfd_big_endian (output_bfd) ?
7069 elf_sh_pic_plt_entry_be :
7070 elf_sh_pic_plt_entry_le);
7072 memcpy (splt->contents + h->plt.offset, elf_sh_pic_plt_entry,
7073 elf_sh_sizeof_plt (info));
7074 #ifdef INCLUDE_SHMEDIA
7075 movi_shori_putval (output_bfd, got_offset,
7076 (splt->contents + h->plt.offset
7077 + elf_sh_plt_symbol_offset (info)));
7079 bfd_put_32 (output_bfd, got_offset,
7080 (splt->contents + h->plt.offset
7081 + elf_sh_plt_symbol_offset (info)));
7087 got_offset += GOT_BIAS;
7090 #ifdef INCLUDE_SHMEDIA
7091 movi_shori_putval (output_bfd,
7092 plt_index * sizeof (Elf32_External_Rela),
7093 (splt->contents + h->plt.offset
7094 + elf_sh_plt_reloc_offset (info)));
7096 bfd_put_32 (output_bfd, plt_index * sizeof (Elf32_External_Rela),
7097 (splt->contents + h->plt.offset
7098 + elf_sh_plt_reloc_offset (info)));
7101 /* Fill in the entry in the global offset table. */
7102 bfd_put_32 (output_bfd,
7103 (splt->output_section->vma
7104 + splt->output_offset
7106 + elf_sh_plt_temp_offset (info)),
7107 sgot->contents + got_offset);
7109 /* Fill in the entry in the .rela.plt section. */
7110 rel.r_offset = (sgot->output_section->vma
7111 + sgot->output_offset
7113 rel.r_info = ELF32_R_INFO (h->dynindx, R_SH_JMP_SLOT);
7116 rel.r_addend = GOT_BIAS;
7118 loc = srel->contents + plt_index * sizeof (Elf32_External_Rela);
7119 bfd_elf32_swap_reloca_out (output_bfd, &rel, loc);
7121 if ((h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0)
7123 /* Mark the symbol as undefined, rather than as defined in
7124 the .plt section. Leave the value alone. */
7125 sym->st_shndx = SHN_UNDEF;
7129 if (h->got.offset != (bfd_vma) -1
7130 && sh_elf_hash_entry (h)->tls_type != GOT_TLS_GD
7131 && sh_elf_hash_entry (h)->tls_type != GOT_TLS_IE)
7135 Elf_Internal_Rela rel;
7138 /* This symbol has an entry in the global offset table. Set it
7142 srel = htab->srelgot;
7143 BFD_ASSERT (sgot != NULL && srel != NULL);
7145 rel.r_offset = (sgot->output_section->vma
7146 + sgot->output_offset
7147 + (h->got.offset &~ (bfd_vma) 1));
7149 /* If this is a static link, or it is a -Bsymbolic link and the
7150 symbol is defined locally or was forced to be local because
7151 of a version file, we just want to emit a RELATIVE reloc.
7152 The entry in the global offset table will already have been
7153 initialized in the relocate_section function. */
7155 && SYMBOL_REFERENCES_LOCAL (info, h))
7157 rel.r_info = ELF32_R_INFO (0, R_SH_RELATIVE);
7158 rel.r_addend = (h->root.u.def.value
7159 + h->root.u.def.section->output_section->vma
7160 + h->root.u.def.section->output_offset);
7164 bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + h->got.offset);
7165 rel.r_info = ELF32_R_INFO (h->dynindx, R_SH_GLOB_DAT);
7169 loc = srel->contents;
7170 loc += srel->reloc_count++ * sizeof (Elf32_External_Rela);
7171 bfd_elf32_swap_reloca_out (output_bfd, &rel, loc);
7174 #ifdef INCLUDE_SHMEDIA
7176 struct elf_sh_link_hash_entry *eh;
7178 eh = (struct elf_sh_link_hash_entry *) h;
7179 if (eh->datalabel_got.offset != (bfd_vma) -1)
7183 Elf_Internal_Rela rel;
7186 /* This symbol has a datalabel entry in the global offset table.
7190 srel = htab->srelgot;
7191 BFD_ASSERT (sgot != NULL && srel != NULL);
7193 rel.r_offset = (sgot->output_section->vma
7194 + sgot->output_offset
7195 + (eh->datalabel_got.offset &~ (bfd_vma) 1));
7197 /* If this is a static link, or it is a -Bsymbolic link and the
7198 symbol is defined locally or was forced to be local because
7199 of a version file, we just want to emit a RELATIVE reloc.
7200 The entry in the global offset table will already have been
7201 initialized in the relocate_section function. */
7203 && SYMBOL_REFERENCES_LOCAL (info, h))
7205 rel.r_info = ELF32_R_INFO (0, R_SH_RELATIVE);
7206 rel.r_addend = (h->root.u.def.value
7207 + h->root.u.def.section->output_section->vma
7208 + h->root.u.def.section->output_offset);
7212 bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents
7213 + eh->datalabel_got.offset);
7214 rel.r_info = ELF32_R_INFO (h->dynindx, R_SH_GLOB_DAT);
7218 loc = srel->contents;
7219 loc += srel->reloc_count++ * sizeof (Elf32_External_Rela);
7220 bfd_elf32_swap_reloca_out (output_bfd, &rel, loc);
7225 if ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_COPY) != 0)
7228 Elf_Internal_Rela rel;
7231 /* This symbol needs a copy reloc. Set it up. */
7233 BFD_ASSERT (h->dynindx != -1
7234 && (h->root.type == bfd_link_hash_defined
7235 || h->root.type == bfd_link_hash_defweak));
7237 s = bfd_get_section_by_name (h->root.u.def.section->owner,
7239 BFD_ASSERT (s != NULL);
7241 rel.r_offset = (h->root.u.def.value
7242 + h->root.u.def.section->output_section->vma
7243 + h->root.u.def.section->output_offset);
7244 rel.r_info = ELF32_R_INFO (h->dynindx, R_SH_COPY);
7246 loc = s->contents + s->reloc_count++ * sizeof (Elf32_External_Rela);
7247 bfd_elf32_swap_reloca_out (output_bfd, &rel, loc);
7250 /* Mark _DYNAMIC and _GLOBAL_OFFSET_TABLE_ as absolute. */
7251 if (strcmp (h->root.root.string, "_DYNAMIC") == 0
7252 || strcmp (h->root.root.string, "_GLOBAL_OFFSET_TABLE_") == 0)
7253 sym->st_shndx = SHN_ABS;
7258 /* Finish up the dynamic sections. */
7261 sh_elf_finish_dynamic_sections (bfd *output_bfd, struct bfd_link_info *info)
7263 struct elf_sh_link_hash_table *htab;
7267 htab = sh_elf_hash_table (info);
7268 sgot = htab->sgotplt;
7269 sdyn = bfd_get_section_by_name (htab->root.dynobj, ".dynamic");
7271 if (htab->root.dynamic_sections_created)
7274 Elf32_External_Dyn *dyncon, *dynconend;
7276 BFD_ASSERT (sgot != NULL && sdyn != NULL);
7278 dyncon = (Elf32_External_Dyn *) sdyn->contents;
7279 dynconend = (Elf32_External_Dyn *) (sdyn->contents + sdyn->_raw_size);
7280 for (; dyncon < dynconend; dyncon++)
7282 Elf_Internal_Dyn dyn;
7284 #ifdef INCLUDE_SHMEDIA
7288 bfd_elf32_swap_dyn_in (htab->root.dynobj, dyncon, &dyn);
7295 #ifdef INCLUDE_SHMEDIA
7297 name = info->init_function;
7301 name = info->fini_function;
7303 if (dyn.d_un.d_val != 0)
7305 struct elf_link_hash_entry *h;
7307 h = elf_link_hash_lookup (&htab->root, name,
7308 FALSE, FALSE, TRUE);
7309 if (h != NULL && (h->other & STO_SH5_ISA32))
7311 dyn.d_un.d_val |= 1;
7312 bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
7319 s = htab->sgot->output_section;
7323 s = htab->srelplt->output_section;
7325 BFD_ASSERT (s != NULL);
7326 dyn.d_un.d_ptr = s->vma;
7327 bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
7331 s = htab->srelplt->output_section;
7332 BFD_ASSERT (s != NULL);
7333 if (s->_cooked_size != 0)
7334 dyn.d_un.d_val = s->_cooked_size;
7336 dyn.d_un.d_val = s->_raw_size;
7337 bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
7341 /* My reading of the SVR4 ABI indicates that the
7342 procedure linkage table relocs (DT_JMPREL) should be
7343 included in the overall relocs (DT_RELA). This is
7344 what Solaris does. However, UnixWare can not handle
7345 that case. Therefore, we override the DT_RELASZ entry
7346 here to make it not include the JMPREL relocs. Since
7347 the linker script arranges for .rela.plt to follow all
7348 other relocation sections, we don't have to worry
7349 about changing the DT_RELA entry. */
7350 if (htab->srelplt != NULL)
7352 s = htab->srelplt->output_section;
7353 if (s->_cooked_size != 0)
7354 dyn.d_un.d_val -= s->_cooked_size;
7356 dyn.d_un.d_val -= s->_raw_size;
7358 bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
7363 /* Fill in the first entry in the procedure linkage table. */
7365 if (splt && splt->_raw_size > 0)
7369 if (elf_sh_pic_plt_entry == NULL)
7371 elf_sh_pic_plt_entry = (bfd_big_endian (output_bfd) ?
7372 elf_sh_pic_plt_entry_be :
7373 elf_sh_pic_plt_entry_le);
7375 memcpy (splt->contents, elf_sh_pic_plt_entry,
7376 elf_sh_sizeof_plt (info));
7380 if (elf_sh_plt0_entry == NULL)
7382 elf_sh_plt0_entry = (bfd_big_endian (output_bfd) ?
7383 elf_sh_plt0_entry_be :
7384 elf_sh_plt0_entry_le);
7386 memcpy (splt->contents, elf_sh_plt0_entry, PLT_ENTRY_SIZE);
7387 #ifdef INCLUDE_SHMEDIA
7388 movi_shori_putval (output_bfd,
7389 sgot->output_section->vma
7390 + sgot->output_offset,
7392 + elf_sh_plt0_gotplt_offset (info));
7394 bfd_put_32 (output_bfd,
7395 sgot->output_section->vma + sgot->output_offset + 4,
7396 splt->contents + elf_sh_plt0_gotid_offset (info));
7397 bfd_put_32 (output_bfd,
7398 sgot->output_section->vma + sgot->output_offset + 8,
7399 splt->contents + elf_sh_plt0_linker_offset (info));
7403 /* UnixWare sets the entsize of .plt to 4, although that doesn't
7404 really seem like the right value. */
7405 elf_section_data (splt->output_section)->this_hdr.sh_entsize = 4;
7409 /* Fill in the first three entries in the global offset table. */
7410 if (sgot && sgot->_raw_size > 0)
7413 bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents);
7415 bfd_put_32 (output_bfd,
7416 sdyn->output_section->vma + sdyn->output_offset,
7418 bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + 4);
7419 bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + 8);
7421 elf_section_data (sgot->output_section)->this_hdr.sh_entsize = 4;
7427 static enum elf_reloc_type_class
7428 sh_elf_reloc_type_class (const Elf_Internal_Rela *rela)
7430 switch ((int) ELF32_R_TYPE (rela->r_info))
7433 return reloc_class_relative;
7435 return reloc_class_plt;
7437 return reloc_class_copy;
7439 return reloc_class_normal;
7443 /* Support for Linux core dump NOTE sections. */
7445 elf32_shlin_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)
7448 unsigned int raw_size;
7450 switch (note->descsz)
7455 case 168: /* Linux/SH */
7457 elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12);
7460 elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 24);
7469 /* Make a ".reg/999" section. */
7470 return _bfd_elfcore_make_pseudosection (abfd, ".reg",
7471 raw_size, note->descpos + offset);
7475 elf32_shlin_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
7477 switch (note->descsz)
7482 case 124: /* Linux/SH elf_prpsinfo */
7483 elf_tdata (abfd)->core_program
7484 = _bfd_elfcore_strndup (abfd, note->descdata + 28, 16);
7485 elf_tdata (abfd)->core_command
7486 = _bfd_elfcore_strndup (abfd, note->descdata + 44, 80);
7489 /* Note that for some reason, a spurious space is tacked
7490 onto the end of the args in some (at least one anyway)
7491 implementations, so strip it off if it exists. */
7494 char *command = elf_tdata (abfd)->core_command;
7495 int n = strlen (command);
7497 if (0 < n && command[n - 1] == ' ')
7498 command[n - 1] = '\0';
7504 #define TARGET_BIG_SYM bfd_elf32_sh_vec
7505 #define TARGET_BIG_NAME "elf32-sh"
7506 #define TARGET_LITTLE_SYM bfd_elf32_shl_vec
7507 #define TARGET_LITTLE_NAME "elf32-shl"
7508 #define ELF_ARCH bfd_arch_sh
7509 #define ELF_MACHINE_CODE EM_SH
7510 #ifdef __QNXTARGET__
7511 #define ELF_MAXPAGESIZE 0x1000
7513 #define ELF_MAXPAGESIZE 0x80
7516 #define elf_symbol_leading_char '_'
7518 #define bfd_elf32_bfd_reloc_type_lookup sh_elf_reloc_type_lookup
7519 #define elf_info_to_howto sh_elf_info_to_howto
7520 #define bfd_elf32_bfd_relax_section sh_elf_relax_section
7521 #define elf_backend_relocate_section sh_elf_relocate_section
7522 #define bfd_elf32_bfd_get_relocated_section_contents \
7523 sh_elf_get_relocated_section_contents
7524 #define bfd_elf32_mkobject sh_elf_mkobject
7525 #define elf_backend_object_p sh_elf_object_p
7526 #define bfd_elf32_bfd_set_private_bfd_flags \
7527 sh_elf_set_private_flags
7528 #define bfd_elf32_bfd_copy_private_bfd_data \
7529 sh_elf_copy_private_data
7530 #define bfd_elf32_bfd_merge_private_bfd_data \
7531 sh_elf_merge_private_data
7533 #define elf_backend_gc_mark_hook sh_elf_gc_mark_hook
7534 #define elf_backend_gc_sweep_hook sh_elf_gc_sweep_hook
7535 #define elf_backend_check_relocs sh_elf_check_relocs
7536 #define elf_backend_copy_indirect_symbol \
7537 sh_elf_copy_indirect_symbol
7538 #define elf_backend_create_dynamic_sections \
7539 sh_elf_create_dynamic_sections
7540 #define bfd_elf32_bfd_link_hash_table_create \
7541 sh_elf_link_hash_table_create
7542 #define elf_backend_adjust_dynamic_symbol \
7543 sh_elf_adjust_dynamic_symbol
7544 #define elf_backend_size_dynamic_sections \
7545 sh_elf_size_dynamic_sections
7546 #define elf_backend_finish_dynamic_symbol \
7547 sh_elf_finish_dynamic_symbol
7548 #define elf_backend_finish_dynamic_sections \
7549 sh_elf_finish_dynamic_sections
7550 #define elf_backend_reloc_type_class sh_elf_reloc_type_class
7552 #define elf_backend_can_gc_sections 1
7553 #define elf_backend_can_refcount 1
7554 #define elf_backend_want_got_plt 1
7555 #define elf_backend_plt_readonly 1
7556 #define elf_backend_want_plt_sym 0
7557 #define elf_backend_got_header_size 12
7558 #define elf_backend_plt_header_size PLT_ENTRY_SIZE
7560 #ifndef INCLUDE_SHMEDIA
7562 #include "elf32-target.h"
7564 /* NetBSD support. */
7565 #undef TARGET_BIG_SYM
7566 #define TARGET_BIG_SYM bfd_elf32_shnbsd_vec
7567 #undef TARGET_BIG_NAME
7568 #define TARGET_BIG_NAME "elf32-sh-nbsd"
7569 #undef TARGET_LITTLE_SYM
7570 #define TARGET_LITTLE_SYM bfd_elf32_shlnbsd_vec
7571 #undef TARGET_LITTLE_NAME
7572 #define TARGET_LITTLE_NAME "elf32-shl-nbsd"
7573 #undef ELF_MAXPAGESIZE
7574 #define ELF_MAXPAGESIZE 0x10000
7575 #undef elf_symbol_leading_char
7576 #define elf_symbol_leading_char 0
7578 #define elf32_bed elf32_sh_nbsd_bed
7580 #include "elf32-target.h"
7583 /* Linux support. */
7584 #undef TARGET_BIG_SYM
7585 #define TARGET_BIG_SYM bfd_elf32_shblin_vec
7586 #undef TARGET_BIG_NAME
7587 #define TARGET_BIG_NAME "elf32-shbig-linux"
7588 #undef TARGET_LITTLE_SYM
7589 #define TARGET_LITTLE_SYM bfd_elf32_shlin_vec
7590 #undef TARGET_LITTLE_NAME
7591 #define TARGET_LITTLE_NAME "elf32-sh-linux"
7593 #undef elf_backend_grok_prstatus
7594 #define elf_backend_grok_prstatus elf32_shlin_grok_prstatus
7595 #undef elf_backend_grok_psinfo
7596 #define elf_backend_grok_psinfo elf32_shlin_grok_psinfo
7598 #define elf32_bed elf32_sh_lin_bed
7600 #include "elf32-target.h"
7602 #endif /* INCLUDE_SHMEDIA */