1 /* 32-bit ELF support for ARM new abi option.
2 Copyright 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
4 This file is part of BFD, the Binary File Descriptor library.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
27 #define NUM_ELEM(a) (sizeof (a) / (sizeof (a)[0]))
32 #define TARGET_LITTLE_SYM bfd_elf32_littlearm_vec
33 #define TARGET_LITTLE_NAME "elf32-littlearm"
34 #define TARGET_BIG_SYM bfd_elf32_bigarm_vec
35 #define TARGET_BIG_NAME "elf32-bigarm"
37 #define elf_info_to_howto 0
38 #define elf_info_to_howto_rel elf32_arm_info_to_howto
40 #define ARM_ELF_ABI_VERSION 0
41 #define ARM_ELF_OS_ABI_VERSION ELFOSABI_ARM
43 static reloc_howto_type * elf32_arm_reloc_type_lookup
44 PARAMS ((bfd * abfd, bfd_reloc_code_real_type code));
45 static bfd_boolean elf32_arm_nabi_grok_prstatus
46 PARAMS ((bfd *abfd, Elf_Internal_Note *note));
47 static bfd_boolean elf32_arm_nabi_grok_psinfo
48 PARAMS ((bfd *abfd, Elf_Internal_Note *note));
50 /* Note: code such as elf32_arm_reloc_type_lookup expect to use e.g.
51 R_ARM_PC24 as an index into this, and find the R_ARM_PC24 HOWTO
54 static reloc_howto_type elf32_arm_howto_table[] =
57 HOWTO (R_ARM_NONE, /* type */
59 0, /* size (0 = byte, 1 = short, 2 = long) */
61 FALSE, /* pc_relative */
63 complain_overflow_dont,/* complain_on_overflow */
64 bfd_elf_generic_reloc, /* special_function */
65 "R_ARM_NONE", /* name */
66 FALSE, /* partial_inplace */
69 FALSE), /* pcrel_offset */
71 HOWTO (R_ARM_PC24, /* type */
73 2, /* size (0 = byte, 1 = short, 2 = long) */
75 TRUE, /* pc_relative */
77 complain_overflow_signed,/* complain_on_overflow */
78 bfd_elf_generic_reloc, /* special_function */
79 "R_ARM_PC24", /* name */
80 FALSE, /* partial_inplace */
81 0x00ffffff, /* src_mask */
82 0x00ffffff, /* dst_mask */
83 TRUE), /* pcrel_offset */
86 HOWTO (R_ARM_ABS32, /* type */
88 2, /* size (0 = byte, 1 = short, 2 = long) */
90 FALSE, /* pc_relative */
92 complain_overflow_bitfield,/* complain_on_overflow */
93 bfd_elf_generic_reloc, /* special_function */
94 "R_ARM_ABS32", /* name */
95 FALSE, /* partial_inplace */
96 0xffffffff, /* src_mask */
97 0xffffffff, /* dst_mask */
98 FALSE), /* pcrel_offset */
100 /* standard 32bit pc-relative reloc */
101 HOWTO (R_ARM_REL32, /* type */
103 2, /* size (0 = byte, 1 = short, 2 = long) */
105 TRUE, /* pc_relative */
107 complain_overflow_bitfield,/* complain_on_overflow */
108 bfd_elf_generic_reloc, /* special_function */
109 "R_ARM_REL32", /* name */
110 FALSE, /* partial_inplace */
111 0xffffffff, /* src_mask */
112 0xffffffff, /* dst_mask */
113 TRUE), /* pcrel_offset */
116 HOWTO (R_ARM_PC13, /* type */
118 0, /* size (0 = byte, 1 = short, 2 = long) */
120 FALSE, /* pc_relative */
122 complain_overflow_bitfield,/* complain_on_overflow */
123 bfd_elf_generic_reloc, /* special_function */
124 "R_ARM_PC13", /* name */
125 FALSE, /* partial_inplace */
126 0x000000ff, /* src_mask */
127 0x000000ff, /* dst_mask */
128 FALSE), /* pcrel_offset */
130 /* 16 bit absolute */
131 HOWTO (R_ARM_ABS16, /* type */
133 1, /* size (0 = byte, 1 = short, 2 = long) */
135 FALSE, /* pc_relative */
137 complain_overflow_bitfield,/* complain_on_overflow */
138 bfd_elf_generic_reloc, /* special_function */
139 "R_ARM_ABS16", /* name */
140 FALSE, /* partial_inplace */
141 0x0000ffff, /* src_mask */
142 0x0000ffff, /* dst_mask */
143 FALSE), /* pcrel_offset */
145 /* 12 bit absolute */
146 HOWTO (R_ARM_ABS12, /* type */
148 2, /* size (0 = byte, 1 = short, 2 = long) */
150 FALSE, /* pc_relative */
152 complain_overflow_bitfield,/* complain_on_overflow */
153 bfd_elf_generic_reloc, /* special_function */
154 "R_ARM_ABS12", /* name */
155 FALSE, /* partial_inplace */
156 0x000008ff, /* src_mask */
157 0x000008ff, /* dst_mask */
158 FALSE), /* pcrel_offset */
160 HOWTO (R_ARM_THM_ABS5, /* type */
162 1, /* size (0 = byte, 1 = short, 2 = long) */
164 FALSE, /* pc_relative */
166 complain_overflow_bitfield,/* complain_on_overflow */
167 bfd_elf_generic_reloc, /* special_function */
168 "R_ARM_THM_ABS5", /* name */
169 FALSE, /* partial_inplace */
170 0x000007e0, /* src_mask */
171 0x000007e0, /* dst_mask */
172 FALSE), /* pcrel_offset */
175 HOWTO (R_ARM_ABS8, /* type */
177 0, /* size (0 = byte, 1 = short, 2 = long) */
179 FALSE, /* pc_relative */
181 complain_overflow_bitfield,/* complain_on_overflow */
182 bfd_elf_generic_reloc, /* special_function */
183 "R_ARM_ABS8", /* name */
184 FALSE, /* partial_inplace */
185 0x000000ff, /* src_mask */
186 0x000000ff, /* dst_mask */
187 FALSE), /* pcrel_offset */
189 HOWTO (R_ARM_SBREL32, /* type */
191 0, /* size (0 = byte, 1 = short, 2 = long) */
193 FALSE, /* pc_relative */
195 complain_overflow_dont,/* complain_on_overflow */
196 bfd_elf_generic_reloc, /* special_function */
197 "R_ARM_SBREL32", /* name */
198 FALSE, /* partial_inplace */
201 FALSE), /* pcrel_offset */
203 HOWTO (R_ARM_THM_PC22, /* type */
205 2, /* size (0 = byte, 1 = short, 2 = long) */
207 TRUE, /* pc_relative */
209 complain_overflow_signed,/* complain_on_overflow */
210 bfd_elf_generic_reloc, /* special_function */
211 "R_ARM_THM_PC22", /* name */
212 FALSE, /* partial_inplace */
213 0x07ff07ff, /* src_mask */
214 0x07ff07ff, /* dst_mask */
215 TRUE), /* pcrel_offset */
217 HOWTO (R_ARM_THM_PC8, /* type */
219 1, /* size (0 = byte, 1 = short, 2 = long) */
221 TRUE, /* pc_relative */
223 complain_overflow_signed,/* complain_on_overflow */
224 bfd_elf_generic_reloc, /* special_function */
225 "R_ARM_THM_PC8", /* name */
226 FALSE, /* partial_inplace */
227 0x000000ff, /* src_mask */
228 0x000000ff, /* dst_mask */
229 TRUE), /* pcrel_offset */
231 HOWTO (R_ARM_AMP_VCALL9, /* type */
233 1, /* size (0 = byte, 1 = short, 2 = long) */
235 TRUE, /* pc_relative */
237 complain_overflow_signed,/* complain_on_overflow */
238 bfd_elf_generic_reloc, /* special_function */
239 "R_ARM_AMP_VCALL9", /* name */
240 FALSE, /* partial_inplace */
241 0x000000ff, /* src_mask */
242 0x000000ff, /* dst_mask */
243 TRUE), /* pcrel_offset */
245 HOWTO (R_ARM_SWI24, /* type */
247 0, /* size (0 = byte, 1 = short, 2 = long) */
249 FALSE, /* pc_relative */
251 complain_overflow_signed,/* complain_on_overflow */
252 bfd_elf_generic_reloc, /* special_function */
253 "R_ARM_SWI24", /* name */
254 FALSE, /* partial_inplace */
255 0x00000000, /* src_mask */
256 0x00000000, /* dst_mask */
257 FALSE), /* pcrel_offset */
259 HOWTO (R_ARM_THM_SWI8, /* type */
261 0, /* size (0 = byte, 1 = short, 2 = long) */
263 FALSE, /* pc_relative */
265 complain_overflow_signed,/* complain_on_overflow */
266 bfd_elf_generic_reloc, /* special_function */
267 "R_ARM_SWI8", /* name */
268 FALSE, /* partial_inplace */
269 0x00000000, /* src_mask */
270 0x00000000, /* dst_mask */
271 FALSE), /* pcrel_offset */
273 /* BLX instruction for the ARM. */
274 HOWTO (R_ARM_XPC25, /* type */
276 2, /* size (0 = byte, 1 = short, 2 = long) */
278 TRUE, /* pc_relative */
280 complain_overflow_signed,/* complain_on_overflow */
281 bfd_elf_generic_reloc, /* special_function */
282 "R_ARM_XPC25", /* name */
283 FALSE, /* partial_inplace */
284 0x00ffffff, /* src_mask */
285 0x00ffffff, /* dst_mask */
286 TRUE), /* pcrel_offset */
288 /* BLX instruction for the Thumb. */
289 HOWTO (R_ARM_THM_XPC22, /* type */
291 2, /* size (0 = byte, 1 = short, 2 = long) */
293 TRUE, /* pc_relative */
295 complain_overflow_signed,/* complain_on_overflow */
296 bfd_elf_generic_reloc, /* special_function */
297 "R_ARM_THM_XPC22", /* name */
298 FALSE, /* partial_inplace */
299 0x07ff07ff, /* src_mask */
300 0x07ff07ff, /* dst_mask */
301 TRUE), /* pcrel_offset */
303 /* These next three relocs are not defined, but we need to fill the space. */
305 HOWTO (R_ARM_NONE, /* type */
307 0, /* size (0 = byte, 1 = short, 2 = long) */
309 FALSE, /* pc_relative */
311 complain_overflow_dont,/* complain_on_overflow */
312 bfd_elf_generic_reloc, /* special_function */
313 "R_ARM_unknown_17", /* name */
314 FALSE, /* partial_inplace */
317 FALSE), /* pcrel_offset */
319 HOWTO (R_ARM_NONE, /* type */
321 0, /* size (0 = byte, 1 = short, 2 = long) */
323 FALSE, /* pc_relative */
325 complain_overflow_dont,/* complain_on_overflow */
326 bfd_elf_generic_reloc, /* special_function */
327 "R_ARM_unknown_18", /* name */
328 FALSE, /* partial_inplace */
331 FALSE), /* pcrel_offset */
333 HOWTO (R_ARM_NONE, /* type */
335 0, /* size (0 = byte, 1 = short, 2 = long) */
337 FALSE, /* pc_relative */
339 complain_overflow_dont,/* complain_on_overflow */
340 bfd_elf_generic_reloc, /* special_function */
341 "R_ARM_unknown_19", /* name */
342 FALSE, /* partial_inplace */
345 FALSE), /* pcrel_offset */
347 /* Relocs used in ARM Linux */
349 HOWTO (R_ARM_COPY, /* type */
351 2, /* size (0 = byte, 1 = short, 2 = long) */
353 FALSE, /* pc_relative */
355 complain_overflow_bitfield,/* complain_on_overflow */
356 bfd_elf_generic_reloc, /* special_function */
357 "R_ARM_COPY", /* name */
358 TRUE, /* partial_inplace */
359 0xffffffff, /* src_mask */
360 0xffffffff, /* dst_mask */
361 FALSE), /* pcrel_offset */
363 HOWTO (R_ARM_GLOB_DAT, /* type */
365 2, /* size (0 = byte, 1 = short, 2 = long) */
367 FALSE, /* pc_relative */
369 complain_overflow_bitfield,/* complain_on_overflow */
370 bfd_elf_generic_reloc, /* special_function */
371 "R_ARM_GLOB_DAT", /* name */
372 TRUE, /* partial_inplace */
373 0xffffffff, /* src_mask */
374 0xffffffff, /* dst_mask */
375 FALSE), /* pcrel_offset */
377 HOWTO (R_ARM_JUMP_SLOT, /* type */
379 2, /* size (0 = byte, 1 = short, 2 = long) */
381 FALSE, /* pc_relative */
383 complain_overflow_bitfield,/* complain_on_overflow */
384 bfd_elf_generic_reloc, /* special_function */
385 "R_ARM_JUMP_SLOT", /* name */
386 TRUE, /* partial_inplace */
387 0xffffffff, /* src_mask */
388 0xffffffff, /* dst_mask */
389 FALSE), /* pcrel_offset */
391 HOWTO (R_ARM_RELATIVE, /* type */
393 2, /* size (0 = byte, 1 = short, 2 = long) */
395 FALSE, /* pc_relative */
397 complain_overflow_bitfield,/* complain_on_overflow */
398 bfd_elf_generic_reloc, /* special_function */
399 "R_ARM_RELATIVE", /* name */
400 TRUE, /* partial_inplace */
401 0xffffffff, /* src_mask */
402 0xffffffff, /* dst_mask */
403 FALSE), /* pcrel_offset */
405 HOWTO (R_ARM_GOTOFF, /* type */
407 2, /* size (0 = byte, 1 = short, 2 = long) */
409 FALSE, /* pc_relative */
411 complain_overflow_bitfield,/* complain_on_overflow */
412 bfd_elf_generic_reloc, /* special_function */
413 "R_ARM_GOTOFF", /* name */
414 TRUE, /* partial_inplace */
415 0xffffffff, /* src_mask */
416 0xffffffff, /* dst_mask */
417 FALSE), /* pcrel_offset */
419 HOWTO (R_ARM_GOTPC, /* type */
421 2, /* size (0 = byte, 1 = short, 2 = long) */
423 TRUE, /* pc_relative */
425 complain_overflow_bitfield,/* complain_on_overflow */
426 bfd_elf_generic_reloc, /* special_function */
427 "R_ARM_GOTPC", /* name */
428 TRUE, /* partial_inplace */
429 0xffffffff, /* src_mask */
430 0xffffffff, /* dst_mask */
431 TRUE), /* pcrel_offset */
433 HOWTO (R_ARM_GOT32, /* type */
435 2, /* size (0 = byte, 1 = short, 2 = long) */
437 FALSE, /* pc_relative */
439 complain_overflow_bitfield,/* complain_on_overflow */
440 bfd_elf_generic_reloc, /* special_function */
441 "R_ARM_GOT32", /* name */
442 TRUE, /* partial_inplace */
443 0xffffffff, /* src_mask */
444 0xffffffff, /* dst_mask */
445 FALSE), /* pcrel_offset */
447 HOWTO (R_ARM_PLT32, /* type */
449 2, /* size (0 = byte, 1 = short, 2 = long) */
451 TRUE, /* pc_relative */
453 complain_overflow_bitfield,/* complain_on_overflow */
454 bfd_elf_generic_reloc, /* special_function */
455 "R_ARM_PLT32", /* name */
456 TRUE, /* partial_inplace */
457 0x00ffffff, /* src_mask */
458 0x00ffffff, /* dst_mask */
459 TRUE), /* pcrel_offset */
461 /* End of relocs used in ARM Linux */
463 HOWTO (R_ARM_RREL32, /* type */
465 0, /* size (0 = byte, 1 = short, 2 = long) */
467 FALSE, /* pc_relative */
469 complain_overflow_dont,/* complain_on_overflow */
470 bfd_elf_generic_reloc, /* special_function */
471 "R_ARM_RREL32", /* name */
472 FALSE, /* partial_inplace */
475 FALSE), /* pcrel_offset */
477 HOWTO (R_ARM_RABS32, /* type */
479 0, /* size (0 = byte, 1 = short, 2 = long) */
481 FALSE, /* pc_relative */
483 complain_overflow_dont,/* complain_on_overflow */
484 bfd_elf_generic_reloc, /* special_function */
485 "R_ARM_RABS32", /* name */
486 FALSE, /* partial_inplace */
489 FALSE), /* pcrel_offset */
491 HOWTO (R_ARM_RPC24, /* type */
493 0, /* size (0 = byte, 1 = short, 2 = long) */
495 FALSE, /* pc_relative */
497 complain_overflow_dont,/* complain_on_overflow */
498 bfd_elf_generic_reloc, /* special_function */
499 "R_ARM_RPC24", /* name */
500 FALSE, /* partial_inplace */
503 FALSE), /* pcrel_offset */
505 HOWTO (R_ARM_RBASE, /* type */
507 0, /* size (0 = byte, 1 = short, 2 = long) */
509 FALSE, /* pc_relative */
511 complain_overflow_dont,/* complain_on_overflow */
512 bfd_elf_generic_reloc, /* special_function */
513 "R_ARM_RBASE", /* name */
514 FALSE, /* partial_inplace */
517 FALSE), /* pcrel_offset */
519 HOWTO (R_ARM_ALU_PCREL7_0, /* type */
521 2, /* size (0 = byte, 1 = short, 2 = long) */
523 TRUE, /* pc_relative */
525 complain_overflow_dont,/* complain_on_overflow */
526 bfd_elf_generic_reloc, /* special_function */
527 "R_ARM_ALU_PCREL_7_0", /* name */
528 FALSE, /* partial_inplace */
529 0x00000fff, /* src_mask */
530 0x00000fff, /* dst_mask */
531 TRUE), /* pcrel_offset */
533 HOWTO (R_ARM_ALU_PCREL15_8, /* type */
535 2, /* size (0 = byte, 1 = short, 2 = long) */
537 TRUE, /* pc_relative */
539 complain_overflow_dont,/* complain_on_overflow */
540 bfd_elf_generic_reloc, /* special_function */
541 "R_ARM_ALU_PCREL_15_8",/* name */
542 FALSE, /* partial_inplace */
543 0x00000fff, /* src_mask */
544 0x00000fff, /* dst_mask */
545 TRUE), /* pcrel_offset */
547 HOWTO (R_ARM_ALU_PCREL23_15, /* type */
549 2, /* size (0 = byte, 1 = short, 2 = long) */
551 TRUE, /* pc_relative */
553 complain_overflow_dont,/* complain_on_overflow */
554 bfd_elf_generic_reloc, /* special_function */
555 "R_ARM_ALU_PCREL_23_15",/* name */
556 FALSE, /* partial_inplace */
557 0x00000fff, /* src_mask */
558 0x00000fff, /* dst_mask */
559 TRUE), /* pcrel_offset */
562 /* GNU extension to record C++ vtable hierarchy */
563 static reloc_howto_type elf32_arm_vtinherit_howto =
564 HOWTO (R_ARM_GNU_VTINHERIT, /* type */
566 2, /* size (0 = byte, 1 = short, 2 = long) */
568 FALSE, /* pc_relative */
570 complain_overflow_dont, /* complain_on_overflow */
571 NULL, /* special_function */
572 "R_ARM_GNU_VTINHERIT", /* name */
573 FALSE, /* partial_inplace */
576 FALSE); /* pcrel_offset */
578 /* GNU extension to record C++ vtable member usage */
579 static reloc_howto_type elf32_arm_vtentry_howto =
580 HOWTO (R_ARM_GNU_VTENTRY, /* type */
582 2, /* size (0 = byte, 1 = short, 2 = long) */
584 FALSE, /* pc_relative */
586 complain_overflow_dont, /* complain_on_overflow */
587 _bfd_elf_rel_vtable_reloc_fn, /* special_function */
588 "R_ARM_GNU_VTENTRY", /* name */
589 FALSE, /* partial_inplace */
592 FALSE); /* pcrel_offset */
594 /* 12 bit pc relative */
595 static reloc_howto_type elf32_arm_thm_pc11_howto =
596 HOWTO (R_ARM_THM_PC11, /* type */
598 1, /* size (0 = byte, 1 = short, 2 = long) */
600 TRUE, /* pc_relative */
602 complain_overflow_signed, /* complain_on_overflow */
603 bfd_elf_generic_reloc, /* special_function */
604 "R_ARM_THM_PC11", /* name */
605 FALSE, /* partial_inplace */
606 0x000007ff, /* src_mask */
607 0x000007ff, /* dst_mask */
608 TRUE); /* pcrel_offset */
610 /* 12 bit pc relative */
611 static reloc_howto_type elf32_arm_thm_pc9_howto =
612 HOWTO (R_ARM_THM_PC9, /* type */
614 1, /* size (0 = byte, 1 = short, 2 = long) */
616 TRUE, /* pc_relative */
618 complain_overflow_signed, /* complain_on_overflow */
619 bfd_elf_generic_reloc, /* special_function */
620 "R_ARM_THM_PC9", /* name */
621 FALSE, /* partial_inplace */
622 0x000000ff, /* src_mask */
623 0x000000ff, /* dst_mask */
624 TRUE); /* pcrel_offset */
626 static void elf32_arm_info_to_howto
627 PARAMS ((bfd *, arelent *, Elf_Internal_Rela *));
630 elf32_arm_info_to_howto (abfd, bfd_reloc, elf_reloc)
631 bfd * abfd ATTRIBUTE_UNUSED;
633 Elf_Internal_Rela * elf_reloc;
637 r_type = ELF32_R_TYPE (elf_reloc->r_info);
641 case R_ARM_GNU_VTINHERIT:
642 bfd_reloc->howto = & elf32_arm_vtinherit_howto;
645 case R_ARM_GNU_VTENTRY:
646 bfd_reloc->howto = & elf32_arm_vtentry_howto;
650 bfd_reloc->howto = & elf32_arm_thm_pc11_howto;
654 bfd_reloc->howto = & elf32_arm_thm_pc9_howto;
658 if (r_type >= NUM_ELEM (elf32_arm_howto_table))
659 bfd_reloc->howto = NULL;
661 bfd_reloc->howto = & elf32_arm_howto_table[r_type];
666 struct elf32_arm_reloc_map
668 bfd_reloc_code_real_type bfd_reloc_val;
669 unsigned char elf_reloc_val;
672 static const struct elf32_arm_reloc_map elf32_arm_reloc_map[] =
674 {BFD_RELOC_NONE, R_ARM_NONE},
675 {BFD_RELOC_ARM_PCREL_BRANCH, R_ARM_PC24},
676 {BFD_RELOC_ARM_PCREL_BLX, R_ARM_XPC25},
677 {BFD_RELOC_THUMB_PCREL_BLX, R_ARM_THM_XPC22},
678 {BFD_RELOC_32, R_ARM_ABS32},
679 {BFD_RELOC_32_PCREL, R_ARM_REL32},
680 {BFD_RELOC_8, R_ARM_ABS8},
681 {BFD_RELOC_16, R_ARM_ABS16},
682 {BFD_RELOC_ARM_OFFSET_IMM, R_ARM_ABS12},
683 {BFD_RELOC_ARM_THUMB_OFFSET, R_ARM_THM_ABS5},
684 {BFD_RELOC_THUMB_PCREL_BRANCH23, R_ARM_THM_PC22},
685 {BFD_RELOC_ARM_COPY, R_ARM_COPY},
686 {BFD_RELOC_ARM_GLOB_DAT, R_ARM_GLOB_DAT},
687 {BFD_RELOC_ARM_JUMP_SLOT, R_ARM_JUMP_SLOT},
688 {BFD_RELOC_ARM_RELATIVE, R_ARM_RELATIVE},
689 {BFD_RELOC_ARM_GOTOFF, R_ARM_GOTOFF},
690 {BFD_RELOC_ARM_GOTPC, R_ARM_GOTPC},
691 {BFD_RELOC_ARM_GOT32, R_ARM_GOT32},
692 {BFD_RELOC_ARM_PLT32, R_ARM_PLT32}
695 static reloc_howto_type *
696 elf32_arm_reloc_type_lookup (abfd, code)
697 bfd *abfd ATTRIBUTE_UNUSED;
698 bfd_reloc_code_real_type code;
704 case BFD_RELOC_VTABLE_INHERIT:
705 return & elf32_arm_vtinherit_howto;
707 case BFD_RELOC_VTABLE_ENTRY:
708 return & elf32_arm_vtentry_howto;
710 case BFD_RELOC_THUMB_PCREL_BRANCH12:
711 return & elf32_arm_thm_pc11_howto;
713 case BFD_RELOC_THUMB_PCREL_BRANCH9:
714 return & elf32_arm_thm_pc9_howto;
717 for (i = 0; i < NUM_ELEM (elf32_arm_reloc_map); i ++)
718 if (elf32_arm_reloc_map[i].bfd_reloc_val == code)
719 return & elf32_arm_howto_table[elf32_arm_reloc_map[i].elf_reloc_val];
725 /* Support for core dump NOTE sections */
727 elf32_arm_nabi_grok_prstatus (abfd, note)
729 Elf_Internal_Note *note;
734 switch (note->descsz)
739 case 148: /* Linux/ARM 32-bit*/
741 elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12);
744 elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 24);
753 /* Make a ".reg/999" section. */
754 return _bfd_elfcore_make_pseudosection (abfd, ".reg",
755 raw_size, note->descpos + offset);
759 elf32_arm_nabi_grok_psinfo (abfd, note)
761 Elf_Internal_Note *note;
763 switch (note->descsz)
768 case 124: /* Linux/ARM elf_prpsinfo */
769 elf_tdata (abfd)->core_program
770 = _bfd_elfcore_strndup (abfd, note->descdata + 28, 16);
771 elf_tdata (abfd)->core_command
772 = _bfd_elfcore_strndup (abfd, note->descdata + 44, 80);
775 /* Note that for some reason, a spurious space is tacked
776 onto the end of the args in some (at least one anyway)
777 implementations, so strip it off if it exists. */
780 char *command = elf_tdata (abfd)->core_command;
781 int n = strlen (command);
783 if (0 < n && command[n - 1] == ' ')
784 command[n - 1] = '\0';
790 #define elf_backend_grok_prstatus elf32_arm_nabi_grok_prstatus
791 #define elf_backend_grok_psinfo elf32_arm_nabi_grok_psinfo
793 #include "elf32-arm.h"