1 /* V850-specific support for 32-bit ELF
2 Copyright (C) 1996, 1997 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. */
22 /* XXX FIXME: This code is littered with 32bit int, 16bit short, 8bit char
23 dependencies. As is the gas & simulator code or the v850. */
33 static reloc_howto_type
*v850_elf_reloc_type_lookup
34 PARAMS ((bfd
*abfd
, bfd_reloc_code_real_type code
));
35 static void v850_elf_info_to_howto_rel
36 PARAMS ((bfd
*, arelent
*, Elf32_Internal_Rel
*));
37 static bfd_reloc_status_type v850_elf_reloc
38 PARAMS ((bfd
*, arelent
*, asymbol
*, PTR
, asection
*, bfd
*, char **));
39 static boolean v850_elf_is_local_label_name
PARAMS ((bfd
*, const char *));
40 static boolean v850_elf_relocate_section
PARAMS((bfd
*,
41 struct bfd_link_info
*,
48 /* Try to minimize the amount of space occupied by relocation tables
49 on the ROM (not that the ROM won't be swamped by other ELF overhead). */
52 /* Note: It is REQUIRED that the 'type' value of each entry in this array
53 match the index of the entry in the array. */
54 static reloc_howto_type v850_elf_howto_table
[] =
56 /* This reloc does nothing. */
57 HOWTO (R_V850_NONE
, /* type */
59 2, /* size (0 = byte, 1 = short, 2 = long) */
61 false, /* pc_relative */
63 complain_overflow_bitfield
, /* complain_on_overflow */
64 bfd_elf_generic_reloc
, /* special_function */
65 "R_V850_NONE", /* name */
66 false, /* partial_inplace */
69 false), /* pcrel_offset */
71 /* A PC relative 9 bit branch. */
72 HOWTO (R_V850_9_PCREL
, /* type */
74 2, /* size (0 = byte, 1 = short, 2 = long) */
76 true, /* pc_relative */
78 complain_overflow_bitfield
, /* complain_on_overflow */
79 v850_elf_reloc
, /* special_function */
80 "R_V850_9_PCREL", /* name */
81 false, /* partial_inplace */
82 0x00ffffff, /* src_mask */
83 0x00ffffff, /* dst_mask */
84 true), /* pcrel_offset */
86 /* A PC relative 22 bit branch. */
87 HOWTO (R_V850_22_PCREL
, /* type */
89 2, /* size (0 = byte, 1 = short, 2 = long) */
91 true, /* pc_relative */
93 complain_overflow_signed
, /* complain_on_overflow */
94 v850_elf_reloc
, /* special_function */
95 "R_V850_22_PCREL", /* name */
96 false, /* partial_inplace */
97 0x07ffff80, /* src_mask */
98 0x07ffff80, /* dst_mask */
99 true), /* pcrel_offset */
101 /* High 16 bits of symbol value. */
102 HOWTO (R_V850_HI16_S
, /* type */
104 1, /* size (0 = byte, 1 = short, 2 = long) */
106 false, /* pc_relative */
108 complain_overflow_dont
, /* complain_on_overflow */
109 v850_elf_reloc
, /* special_function */
110 "R_V850_HI16_S", /* name */
111 true, /* partial_inplace */
112 0xffff, /* src_mask */
113 0xffff, /* dst_mask */
114 false), /* pcrel_offset */
116 /* High 16 bits of symbol value. */
117 HOWTO (R_V850_HI16
, /* type */
119 1, /* size (0 = byte, 1 = short, 2 = long) */
121 false, /* pc_relative */
123 complain_overflow_dont
, /* complain_on_overflow */
124 v850_elf_reloc
, /* special_function */
125 "R_V850_HI16", /* name */
126 true, /* partial_inplace */
127 0xffff, /* src_mask */
128 0xffff, /* dst_mask */
129 false), /* pcrel_offset */
131 /* Low 16 bits of symbol value. */
132 HOWTO (R_V850_LO16
, /* type */
134 1, /* size (0 = byte, 1 = short, 2 = long) */
136 false, /* pc_relative */
138 complain_overflow_dont
, /* complain_on_overflow */
139 v850_elf_reloc
, /* special_function */
140 "R_V850_LO16", /* name */
141 true, /* partial_inplace */
142 0xffff, /* src_mask */
143 0xffff, /* dst_mask */
144 false), /* pcrel_offset */
146 /* Simple 32bit reloc. */
147 HOWTO (R_V850_32
, /* type */
149 2, /* size (0 = byte, 1 = short, 2 = long) */
151 false, /* pc_relative */
153 complain_overflow_dont
, /* complain_on_overflow */
154 bfd_elf_generic_reloc
, /* special_function */
155 "R_V850_32", /* name */
156 true, /* partial_inplace */
157 0xffffffff, /* src_mask */
158 0xffffffff, /* dst_mask */
159 false), /* pcrel_offset */
161 /* Simple 16bit reloc. */
162 HOWTO (R_V850_16
, /* type */
164 1, /* size (0 = byte, 1 = short, 2 = long) */
166 false, /* pc_relative */
168 complain_overflow_dont
, /* complain_on_overflow */
169 bfd_elf_generic_reloc
, /* special_function */
170 "R_V850_16", /* name */
171 true, /* partial_inplace */
172 0xffff, /* src_mask */
173 0xffff, /* dst_mask */
174 false), /* pcrel_offset */
176 /* Simple 8bit reloc. */
177 HOWTO (R_V850_8
, /* type */
179 0, /* size (0 = byte, 1 = short, 2 = long) */
181 false, /* pc_relative */
183 complain_overflow_dont
, /* complain_on_overflow */
184 bfd_elf_generic_reloc
, /* special_function */
185 "R_V850_8", /* name */
186 true, /* partial_inplace */
189 false), /* pcrel_offset */
191 /* 16 bit offset from the short data area pointer. */
192 HOWTO (R_V850_SDA_16_16_OFFSET
, /* type */
194 1, /* size (0 = byte, 1 = short, 2 = long) */
196 false, /* pc_relative */
198 complain_overflow_dont
, /* complain_on_overflow */
199 v850_elf_reloc
, /* special_function */
200 "R_V850_SDA_16_16_OFFSET", /* name */
201 false, /* partial_inplace */
202 0xffff, /* src_mask */
203 0xffff, /* dst_mask */
204 false), /* pcrel_offset */
206 /* 15 bit offset from the short data area pointer. */
207 HOWTO (R_V850_SDA_15_16_OFFSET
, /* type */
209 1, /* size (0 = byte, 1 = short, 2 = long) */
211 false, /* pc_relative */
213 complain_overflow_dont
, /* complain_on_overflow */
214 v850_elf_reloc
, /* special_function */
215 "R_V850_SDA_15_16_OFFSET", /* name */
216 false, /* partial_inplace */
217 0xfffe, /* src_mask */
218 0xfffe, /* dst_mask */
219 false), /* pcrel_offset */
221 /* 16 bit offset from the zero data area pointer. */
222 HOWTO (R_V850_ZDA_16_16_OFFSET
, /* type */
224 1, /* size (0 = byte, 1 = short, 2 = long) */
226 false, /* pc_relative */
228 complain_overflow_dont
, /* complain_on_overflow */
229 v850_elf_reloc
, /* special_function */
230 "R_V850_ZDA_16_16_OFFSET", /* name */
231 false, /* partial_inplace */
232 0xffff, /* src_mask */
233 0xffff, /* dst_mask */
234 false), /* pcrel_offset */
236 /* 15 bit offset from the zero data area pointer. */
237 HOWTO (R_V850_ZDA_15_16_OFFSET
, /* type */
239 1, /* size (0 = byte, 1 = short, 2 = long) */
241 false, /* pc_relative */
243 complain_overflow_dont
, /* complain_on_overflow */
244 v850_elf_reloc
, /* special_function */
245 "R_V850_ZDA_15_16_OFFSET", /* name */
246 false, /* partial_inplace */
247 0xfffe, /* src_mask */
248 0xfffe, /* dst_mask */
249 false), /* pcrel_offset */
251 /* 6 bit offset from the tiny data area pointer. */
252 HOWTO (R_V850_TDA_6_8_OFFSET
, /* type */
254 1, /* size (0 = byte, 1 = short, 2 = long) */
256 false, /* pc_relative */
258 complain_overflow_dont
, /* complain_on_overflow */
259 v850_elf_reloc
, /* special_function */
260 "R_V850_TDA_6_8_OFFSET", /* name */
261 false, /* partial_inplace */
264 false), /* pcrel_offset */
266 /* 8 bit offset from the tiny data area pointer. */
267 HOWTO (R_V850_TDA_7_8_OFFSET
, /* type */
269 1, /* size (0 = byte, 1 = short, 2 = long) */
271 false, /* pc_relative */
273 complain_overflow_dont
, /* complain_on_overflow */
274 v850_elf_reloc
, /* special_function */
275 "R_V850_TDA_7_8_OFFSET", /* name */
276 false, /* partial_inplace */
279 false), /* pcrel_offset */
281 /* 7 bit offset from the tiny data area pointer. */
282 HOWTO (R_V850_TDA_7_7_OFFSET
, /* type */
284 1, /* size (0 = byte, 1 = short, 2 = long) */
286 false, /* pc_relative */
288 complain_overflow_dont
, /* complain_on_overflow */
289 v850_elf_reloc
, /* special_function */
290 "R_V850_TDA_7_7_OFFSET", /* name */
291 false, /* partial_inplace */
294 false), /* pcrel_offset */
296 /* 16 bit offset from the tiny data area pointer! */
297 HOWTO (R_V850_TDA_16_16_OFFSET
, /* type */
299 1, /* size (0 = byte, 1 = short, 2 = long) */
301 false, /* pc_relative */
303 complain_overflow_dont
, /* complain_on_overflow */
304 v850_elf_reloc
, /* special_function */
305 "R_V850_TDA_16_16_OFFSET", /* name */
306 false, /* partial_inplace */
307 0xffff, /* src_mask */
308 0xfff, /* dst_mask */
309 false), /* pcrel_offset */
311 /* start-sanitize-v850e */
313 /* 5 bit offset from the tiny data area pointer. */
314 HOWTO (R_V850_TDA_4_5_OFFSET
, /* type */
316 1, /* size (0 = byte, 1 = short, 2 = long) */
318 false, /* pc_relative */
320 complain_overflow_dont
, /* complain_on_overflow */
321 v850_elf_reloc
, /* special_function */
322 "R_V850_TDA_4_5_OFFSET", /* name */
323 false, /* partial_inplace */
326 false), /* pcrel_offset */
328 /* 4 bit offset from the tiny data area pointer. */
329 HOWTO (R_V850_TDA_4_4_OFFSET
, /* type */
331 1, /* size (0 = byte, 1 = short, 2 = long) */
333 false, /* pc_relative */
335 complain_overflow_dont
, /* complain_on_overflow */
336 v850_elf_reloc
, /* special_function */
337 "R_V850_TDA_4_4_OFFSET", /* name */
338 false, /* partial_inplace */
341 false), /* pcrel_offset */
343 /* 16 bit offset from the short data area pointer. */
344 HOWTO (R_V850_SDA_16_16_SPLIT_OFFSET
, /* type */
346 2, /* size (0 = byte, 1 = short, 2 = long) */
348 false, /* pc_relative */
350 complain_overflow_dont
, /* complain_on_overflow */
351 v850_elf_reloc
, /* special_function */
352 "R_V850_SDA_16_16_SPLIT_OFFSET",/* name */
353 false, /* partial_inplace */
354 0xfffe0020, /* src_mask */
355 0xfffe0020, /* dst_mask */
356 false), /* pcrel_offset */
358 /* 16 bit offset from the zero data area pointer. */
359 HOWTO (R_V850_ZDA_16_16_SPLIT_OFFSET
, /* type */
361 2, /* size (0 = byte, 1 = short, 2 = long) */
363 false, /* pc_relative */
365 complain_overflow_dont
, /* complain_on_overflow */
366 v850_elf_reloc
, /* special_function */
367 "R_V850_ZDA_16_16_SPLIT_OFFSET",/* name */
368 false, /* partial_inplace */
369 0xfffe0020, /* src_mask */
370 0xfffe0020, /* dst_mask */
371 false), /* pcrel_offset */
373 /* end-sanitize-v850e */
376 /* Map BFD reloc types to V850 ELF reloc types. */
378 struct v850_elf_reloc_map
380 unsigned char bfd_reloc_val
;
381 unsigned char elf_reloc_val
;
384 static const struct v850_elf_reloc_map v850_elf_reloc_map
[] =
386 { BFD_RELOC_NONE
, R_V850_NONE
},
387 { BFD_RELOC_V850_9_PCREL
, R_V850_9_PCREL
},
388 { BFD_RELOC_V850_22_PCREL
, R_V850_22_PCREL
},
389 { BFD_RELOC_HI16_S
, R_V850_HI16_S
},
390 { BFD_RELOC_HI16
, R_V850_HI16
},
391 { BFD_RELOC_LO16
, R_V850_LO16
},
392 { BFD_RELOC_32
, R_V850_32
},
393 { BFD_RELOC_16
, R_V850_16
},
394 { BFD_RELOC_8
, R_V850_8
},
395 { BFD_RELOC_V850_SDA_16_16_OFFSET
, R_V850_SDA_16_16_OFFSET
},
396 { BFD_RELOC_V850_SDA_15_16_OFFSET
, R_V850_SDA_15_16_OFFSET
},
397 { BFD_RELOC_V850_ZDA_16_16_OFFSET
, R_V850_ZDA_16_16_OFFSET
},
398 { BFD_RELOC_V850_ZDA_15_16_OFFSET
, R_V850_ZDA_15_16_OFFSET
},
399 { BFD_RELOC_V850_TDA_6_8_OFFSET
, R_V850_TDA_6_8_OFFSET
},
400 { BFD_RELOC_V850_TDA_7_8_OFFSET
, R_V850_TDA_7_8_OFFSET
},
401 { BFD_RELOC_V850_TDA_7_7_OFFSET
, R_V850_TDA_7_7_OFFSET
},
402 { BFD_RELOC_V850_TDA_16_16_OFFSET
, R_V850_TDA_16_16_OFFSET
},
403 /* start-sanitize-v850e */
404 { BFD_RELOC_V850_TDA_4_5_OFFSET
, R_V850_TDA_4_5_OFFSET
},
405 { BFD_RELOC_V850_TDA_4_4_OFFSET
, R_V850_TDA_4_4_OFFSET
},
406 { BFD_RELOC_V850_SDA_16_16_SPLIT_OFFSET
, R_V850_SDA_16_16_SPLIT_OFFSET
},
407 { BFD_RELOC_V850_ZDA_16_16_SPLIT_OFFSET
, R_V850_ZDA_16_16_SPLIT_OFFSET
},
408 /* end-sanitize-v850e */
412 /* Map a bfd relocation into the appropriate howto structure */
413 static reloc_howto_type
*
414 v850_elf_reloc_type_lookup (abfd
, code
)
416 bfd_reloc_code_real_type code
;
421 i
< sizeof (v850_elf_reloc_map
) / sizeof (struct v850_elf_reloc_map
);
424 if (v850_elf_reloc_map
[i
].bfd_reloc_val
== code
)
426 BFD_ASSERT (v850_elf_howto_table
[v850_elf_reloc_map
[i
].elf_reloc_val
].type
== v850_elf_reloc_map
[i
].elf_reloc_val
);
428 return & v850_elf_howto_table
[v850_elf_reloc_map
[i
].elf_reloc_val
];
436 /* Set the howto pointer for an V850 ELF reloc. */
438 v850_elf_info_to_howto_rel (abfd
, cache_ptr
, dst
)
441 Elf32_Internal_Rel
*dst
;
445 r_type
= ELF32_R_TYPE (dst
->r_info
);
446 BFD_ASSERT (r_type
< (unsigned int) R_V850_max
);
447 cache_ptr
->howto
= &v850_elf_howto_table
[r_type
];
451 /* Look through the relocs for a section during the first phase, and
452 allocate space in the global offset table or procedure linkage
456 v850_elf_check_relocs (abfd
, info
, sec
, relocs
)
458 struct bfd_link_info
*info
;
460 const Elf_Internal_Rela
*relocs
;
464 Elf_Internal_Shdr
*symtab_hdr
;
465 struct elf_link_hash_entry
**sym_hashes
;
466 const Elf_Internal_Rela
*rel
;
467 const Elf_Internal_Rela
*rel_end
;
469 enum reloc_type r_type
;
471 const char *common
= (const char *)0;
473 if (info
->relocateable
)
477 fprintf (stderr
, "v850_elf_check_relocs called for section %s in %s\n",
478 bfd_get_section_name (abfd
, sec
),
479 bfd_get_filename (abfd
));
482 dynobj
= elf_hash_table (info
)->dynobj
;
483 symtab_hdr
= &elf_tdata (abfd
)->symtab_hdr
;
484 sym_hashes
= elf_sym_hashes (abfd
);
487 rel_end
= relocs
+ sec
->reloc_count
;
488 for (rel
= relocs
; rel
< rel_end
; rel
++)
490 unsigned long r_symndx
;
491 struct elf_link_hash_entry
*h
;
493 r_symndx
= ELF32_R_SYM (rel
->r_info
);
494 if (r_symndx
< symtab_hdr
->sh_info
)
497 h
= sym_hashes
[r_symndx
- symtab_hdr
->sh_info
];
499 r_type
= (enum reloc_type
) ELF32_R_TYPE (rel
->r_info
);
505 case R_V850_22_PCREL
:
514 /* start-sanitize-v850e */
515 case R_V850_SDA_16_16_SPLIT_OFFSET
:
516 /* end-sanitize-v850e */
517 case R_V850_SDA_16_16_OFFSET
:
518 case R_V850_SDA_15_16_OFFSET
:
519 other
= V850_OTHER_SDA
;
521 goto small_data_common
;
523 /* start-sanitize-v850e */
524 case R_V850_ZDA_16_16_SPLIT_OFFSET
:
525 /* end-sanitize-v850e */
526 case R_V850_ZDA_16_16_OFFSET
:
527 case R_V850_ZDA_15_16_OFFSET
:
528 other
= V850_OTHER_ZDA
;
530 goto small_data_common
;
532 /* start-sanitize-v850e */
533 case R_V850_TDA_4_5_OFFSET
:
534 case R_V850_TDA_4_4_OFFSET
:
535 /* end-sanitize-v850e */
536 case R_V850_TDA_6_8_OFFSET
:
537 case R_V850_TDA_7_8_OFFSET
:
538 case R_V850_TDA_7_7_OFFSET
:
539 case R_V850_TDA_16_16_OFFSET
:
540 other
= V850_OTHER_TDA
;
544 #define V850_OTHER_MASK (V850_OTHER_TDA | V850_OTHER_SDA | V850_OTHER_ZDA)
549 h
->other
|= other
; /* flag which type of relocation was used */
550 if ((h
->other
& V850_OTHER_MASK
) != (other
& V850_OTHER_MASK
)
551 && (h
->other
& V850_OTHER_ERROR
) == 0)
555 switch (h
->other
& V850_OTHER_MASK
)
558 msg
= "Variable cannot occupy in multiple small data regions";
560 case V850_OTHER_SDA
| V850_OTHER_ZDA
| V850_OTHER_TDA
:
561 msg
= "Variable can only be in one of the small, zero, and tiny data regions";
563 case V850_OTHER_SDA
| V850_OTHER_ZDA
:
564 msg
= "Variable cannot be in both small and zero data regions simultaneously";
566 case V850_OTHER_SDA
| V850_OTHER_TDA
:
567 msg
= "Variable cannot be in both small and tiny data regions simultaneously";
569 case V850_OTHER_ZDA
| V850_OTHER_TDA
:
570 msg
= "Variable cannot be in both zero and tiny data regions simultaneously";
574 (*info
->callbacks
->warning
) (info
, msg
, h
->root
.root
.string
,
575 abfd
, h
->root
.u
.def
.section
, 0);
577 bfd_set_error (bfd_error_bad_value
);
578 h
->other
|= V850_OTHER_ERROR
;
583 if (h
&& h
->root
.type
== bfd_link_hash_common
585 && !strcmp (bfd_get_section_name (abfd
, h
->root
.u
.c
.p
->section
), "COMMON"))
587 asection
*section
= h
->root
.u
.c
.p
->section
= bfd_make_section_old_way (abfd
, common
);
588 section
->flags
|= SEC_IS_COMMON
;
592 fprintf (stderr
, "v850_elf_check_relocs, found %s relocation for %s%s\n",
593 v850_elf_howto_table
[ (int)r_type
].name
,
594 (h
&& h
->root
.root
.string
) ? h
->root
.root
.string
: "<unknown>",
595 (h
->root
.type
== bfd_link_hash_common
) ? ", symbol is common" : "");
605 /* Insert the addend into the instruction. */
606 static bfd_reloc_status_type
607 v850_elf_reloc (abfd
, reloc
, symbol
, data
, isection
, obfd
, err
)
620 /* If there is an output BFD,
621 and the symbol is not a section name (which is only defined at final link time),
622 and either we are not putting the addend into the instruction
623 or the addend is zero, so there is nothing to add into the instruction
624 then just fixup the address and return. */
625 if (obfd
!= (bfd
*) NULL
626 && (symbol
->flags
& BSF_SECTION_SYM
) == 0
627 && (! reloc
->howto
->partial_inplace
628 || reloc
->addend
== 0))
630 reloc
->address
+= isection
->output_offset
;
634 else if (obfd
!= NULL
)
636 return bfd_reloc_continue
;
640 /* Catch relocs involving undefined symbols. */
641 if (bfd_is_und_section (symbol
->section
)
642 && (symbol
->flags
& BSF_WEAK
) == 0
644 return bfd_reloc_undefined
;
646 /* We handle final linking of some relocs ourselves. */
648 /* Is the address of the relocation really within the section? */
649 if (reloc
->address
> isection
->_cooked_size
)
650 return bfd_reloc_outofrange
;
652 /* Work out which section the relocation is targetted at and the
653 initial relocation command value. */
655 /* Get symbol value. (Common symbols are special.) */
656 if (bfd_is_com_section (symbol
->section
))
659 relocation
= symbol
->value
;
661 /* Convert input-section-relative symbol value to absolute + addend. */
662 relocation
+= symbol
->section
->output_section
->vma
;
663 relocation
+= symbol
->section
->output_offset
;
664 relocation
+= reloc
->addend
;
666 if (reloc
->howto
->pc_relative
== true)
668 /* Here the variable relocation holds the final address of the
669 symbol we are relocating against, plus any addend. */
670 relocation
-= isection
->output_section
->vma
+ isection
->output_offset
;
672 /* Deal with pcrel_offset */
673 relocation
-= reloc
->address
;
676 /* I've got no clue... */
679 switch (reloc
->howto
->type
)
682 /* fprintf (stderr, "reloc type %d not SUPPORTED\n", reloc->howto->type ); */
683 return bfd_reloc_notsupported
;
685 case R_V850_22_PCREL
:
686 if (relocation
> 0x1ffff || relocation
< -0x200000)
687 return bfd_reloc_overflow
;
689 if ((relocation
% 2) != 0)
690 return bfd_reloc_dangerous
;
692 insn
= bfd_get_32 (abfd
, (bfd_byte
*) data
+ reloc
->address
);
694 insn
|= (((relocation
& 0xfffe) << 16)
695 | ((relocation
& 0x3f0000) >> 16));
696 bfd_put_32 (abfd
, insn
, (bfd_byte
*)data
+ reloc
->address
);
700 if (relocation
> 0xff || relocation
< -0x100)
701 return bfd_reloc_overflow
;
703 if ((relocation
% 2) != 0)
704 return bfd_reloc_dangerous
;
706 insn
= bfd_get_16 (abfd
, (bfd_byte
*) data
+ reloc
->address
);
708 insn
|= ((relocation
& 0x1f0) << 7) | ((relocation
& 0x0e) << 3);
709 bfd_put_16 (abfd
, insn
, (bfd_byte
*)data
+ reloc
->address
);
713 relocation
+= bfd_get_16 (abfd
, (bfd_byte
*) data
+ reloc
->address
);
714 relocation
= (relocation
>> 16) + ((relocation
& 0x8000) != 0);
715 bfd_put_16 (abfd
, relocation
, (bfd_byte
*)data
+ reloc
->address
);
719 relocation
+= bfd_get_16 (abfd
, (bfd_byte
*) data
+ reloc
->address
);
720 relocation
= (relocation
>> 16);
721 bfd_put_16 (abfd
, relocation
, (bfd_byte
*)data
+ reloc
->address
);
725 relocation
+= (short)bfd_get_16 (abfd
, (bfd_byte
*) data
+ reloc
->address
);
726 /* Do not complain if value has top bit set, as this has been anticipated. */
727 bfd_put_16 (abfd
, relocation
, (bfd_byte
*)data
+ reloc
->address
);
731 relocation
+= (short)bfd_get_16 (abfd
, (bfd_byte
*) data
+ reloc
->address
);
734 case R_V850_SDA_16_16_OFFSET
:
735 case R_V850_ZDA_16_16_OFFSET
:
736 case R_V850_TDA_16_16_OFFSET
:
737 if ((long)relocation
> 0x7fff || (long)relocation
< -0x8000)
738 return bfd_reloc_overflow
;
739 bfd_put_16 (abfd
, relocation
, (bfd_byte
*)data
+ reloc
->address
);
742 case R_V850_SDA_15_16_OFFSET
:
743 case R_V850_ZDA_15_16_OFFSET
:
744 if ((long)relocation
> 0x7ffe || (long)relocation
< -0x8000)
745 return bfd_reloc_overflow
;
748 return bfd_reloc_dangerous
;
750 insn
= bfd_get_16 (abfd
, (bfd_byte
*) data
+ reloc
->address
);
752 insn
|= (relocation
>> 1) & ~1;
754 bfd_put_16 (abfd
, insn
, (bfd_byte
*)data
+ reloc
->address
);
757 case R_V850_TDA_6_8_OFFSET
:
758 if ((long) relocation
> 0xfc || (long) relocation
< 0)
759 return bfd_reloc_overflow
;
762 return bfd_reloc_dangerous
;
764 insn
= bfd_get_16 (abfd
, (bfd_byte
*) data
+ reloc
->address
);
766 insn
|= (relocation
>> 1);
768 bfd_put_16 (abfd
, insn
, (bfd_byte
*)data
+ reloc
->address
);
771 case R_V850_TDA_7_8_OFFSET
:
772 if ((long) relocation
> 0xfe || (long) relocation
< 0)
773 return bfd_reloc_overflow
;
776 return bfd_reloc_dangerous
;
778 insn
= bfd_get_16 (abfd
, (bfd_byte
*) data
+ reloc
->address
);
780 insn
|= (relocation
>> 1);
782 bfd_put_16 (abfd
, insn
, (bfd_byte
*)data
+ reloc
->address
);
785 case R_V850_TDA_7_7_OFFSET
:
786 if ((long) relocation
> 0x7f || (long) relocation
< 0)
787 return bfd_reloc_overflow
;
789 insn
= bfd_get_16 (abfd
, (bfd_byte
*) data
+ reloc
->address
);
793 bfd_put_16 (abfd
, insn
, (bfd_byte
*)data
+ reloc
->address
);
796 /* start-sanitize-v850e */
797 case R_V850_TDA_4_5_OFFSET
:
798 if ((long) relocation
> 0x1e || (long) relocation
< 0)
799 return bfd_reloc_overflow
;
802 return bfd_reloc_dangerous
;
804 insn
= bfd_get_16 (abfd
, (bfd_byte
*) data
+ reloc
->address
);
806 insn
|= (relocation
>> 1);
808 bfd_put_16 (abfd
, insn
, (bfd_byte
*)data
+ reloc
->address
);
811 case R_V850_TDA_4_4_OFFSET
:
812 if ((long) relocation
> 0xf || (long) relocation
< 0)
813 return bfd_reloc_overflow
;
815 insn
= bfd_get_16 (abfd
, (bfd_byte
*) data
+ reloc
->address
);
819 bfd_put_16 (abfd
, insn
, (bfd_byte
*)data
+ reloc
->address
);
822 case R_V850_ZDA_16_16_SPLIT_OFFSET
:
823 case R_V850_SDA_16_16_SPLIT_OFFSET
:
824 if ((long) relocation
> 0xffff || (long) relocation
< 0)
825 return bfd_reloc_overflow
;
827 insn
= bfd_get_32 (abfd
, (bfd_byte
*) data
+ reloc
->address
);
830 insn
|= (relocation
& 1) << 5;
831 insn
|= (relocation
& ~1) << 16;
833 bfd_put_32 (abfd
, insn
, (bfd_byte
*)data
+ reloc
->address
);
835 /* end-sanitize-v850e */
838 return bfd_reloc_continue
;
844 v850_elf_is_local_label_name (abfd
, name
)
848 return ((name
[0] == '.' && (name
[1] == 'L' || name
[1] == '.'))
849 || (name
[0] == '_' && name
[1] == '.' && name
[2] == 'L'
854 /* Perform a relocation as part of a final link. */
855 static bfd_reloc_status_type
856 v850_elf_final_link_relocate (howto
, input_bfd
, output_bfd
,
857 input_section
, contents
, offset
, value
,
858 addend
, info
, sym_sec
, is_local
)
859 reloc_howto_type
* howto
;
862 asection
* input_section
;
867 struct bfd_link_info
* info
;
872 unsigned long r_type
= howto
->type
;
873 bfd_byte
* hit_data
= contents
+ offset
;
878 value
-= (input_section
->output_section
->vma
879 + input_section
->output_offset
);
882 if ((long)value
> 0xff || (long)value
< -0x100)
883 return bfd_reloc_overflow
;
885 if ((value
% 2) != 0)
886 return bfd_reloc_dangerous
;
888 insn
= bfd_get_16 (input_bfd
, hit_data
);
890 insn
|= ((value
& 0x1f0) << 7) | ((value
& 0x0e) << 3);
891 bfd_put_16 (input_bfd
, insn
, hit_data
);
894 case R_V850_22_PCREL
:
895 value
-= (input_section
->output_section
->vma
896 + input_section
->output_offset
);
899 if ((long)value
> 0x1ffff || (long)value
< -0x200000)
900 return bfd_reloc_overflow
;
902 if ((value
% 2) != 0)
903 return bfd_reloc_dangerous
;
905 insn
= bfd_get_32 (input_bfd
, hit_data
);
907 insn
|= (((value
& 0xfffe) << 16) | ((value
& 0x3f0000) >> 16));
908 bfd_put_32 (input_bfd
, insn
, hit_data
);
912 value
+= (short)bfd_get_16 (input_bfd
, hit_data
);
913 value
= (value
>> 16) + ((value
& 0x8000) != 0);
915 if ((long)value
> 0x7fff || (long)value
< -0x8000)
916 return bfd_reloc_overflow
;
918 bfd_put_16 (input_bfd
, value
, hit_data
);
922 value
+= (short)bfd_get_16 (input_bfd
, hit_data
);
925 if ((long)value
> 0x7fff || (long)value
< -0x8000)
926 return bfd_reloc_overflow
;
928 bfd_put_16 (input_bfd
, value
, hit_data
);
932 value
+= (short)bfd_get_16 (input_bfd
, hit_data
);
935 bfd_put_16 (input_bfd
, value
, hit_data
);
939 value
+= (short) bfd_get_16 (input_bfd
, hit_data
);
941 if ((long) value
> 0x7fff || (long) value
< -0x8000)
942 return bfd_reloc_overflow
;
944 bfd_put_16 (input_bfd
, value
, hit_data
);
947 case R_V850_ZDA_16_16_OFFSET
:
948 value
-= sym_sec
->output_section
->vma
;
949 value
+= (short) bfd_get_16 (input_bfd
, hit_data
);
951 if ((long) value
> 0x7fff || (long) value
< -0x8000)
952 return bfd_reloc_overflow
;
954 bfd_put_16 (input_bfd
, value
, hit_data
);
957 case R_V850_ZDA_15_16_OFFSET
:
958 insn
= bfd_get_16 (input_bfd
, hit_data
);
960 value
-= sym_sec
->output_section
->vma
;
961 value
+= ((insn
& 0xfffe) << 1);
963 if ((long) value
> 0x7ffe || (long) value
< -0x8000)
964 return bfd_reloc_overflow
;
969 bfd_put_16 (input_bfd
, value
, hit_data
);
973 value
+= bfd_get_32 (input_bfd
, hit_data
);
974 bfd_put_32 (input_bfd
, value
, hit_data
);
978 value
+= (char)bfd_get_8 (input_bfd
, hit_data
);
980 if ((long)value
> 0x7f || (long)value
< -0x80)
981 return bfd_reloc_overflow
;
983 bfd_put_8 (input_bfd
, value
, hit_data
);
986 case R_V850_SDA_16_16_OFFSET
:
989 struct bfd_link_hash_entry
* h
;
991 /* Get the value of __gp. */
992 h
= bfd_link_hash_lookup (info
->hash
, "__gp", false, false, true);
993 if (h
== (struct bfd_link_hash_entry
*) NULL
994 || h
->type
!= bfd_link_hash_defined
)
995 return bfd_reloc_other
;
998 + h
->u
.def
.section
->output_section
->vma
999 + h
->u
.def
.section
->output_offset
);
1001 value
-= sym_sec
->output_section
->vma
;
1002 value
-= (gp
- sym_sec
->output_section
->vma
);
1003 value
+= (short) bfd_get_16 (input_bfd
, hit_data
);
1005 if ((long)value
> 0x7fff || (long)value
< -0x8000)
1006 return bfd_reloc_overflow
;
1008 bfd_put_16 (input_bfd
, value
, hit_data
);
1009 return bfd_reloc_ok
;
1012 case R_V850_SDA_15_16_OFFSET
:
1015 struct bfd_link_hash_entry
* h
;
1017 /* Get the value of __gp. */
1018 h
= bfd_link_hash_lookup (info
->hash
, "__gp", false, false, true);
1019 if (h
== (struct bfd_link_hash_entry
*) NULL
1020 || h
->type
!= bfd_link_hash_defined
)
1021 return bfd_reloc_other
;
1023 gp
= (h
->u
.def
.value
1024 + h
->u
.def
.section
->output_section
->vma
1025 + h
->u
.def
.section
->output_offset
);
1027 value
-= sym_sec
->output_section
->vma
;
1028 value
-= (gp
- sym_sec
->output_section
->vma
);
1030 insn
= bfd_get_16 (input_bfd
, hit_data
);
1032 value
+= ((insn
& 0xfffe) << 1);
1034 if ((long)value
> 0x7ffe || (long)value
< -0x8000)
1035 return bfd_reloc_overflow
;
1038 value
|= (insn
& 1);
1040 bfd_put_16 (input_bfd
, value
, hit_data
);
1041 return bfd_reloc_ok
;
1044 case R_V850_TDA_6_8_OFFSET
:
1047 struct bfd_link_hash_entry
* h
;
1049 insn
= bfd_get_16 (input_bfd
, hit_data
);
1051 /* Get the value of __ep. */
1052 h
= bfd_link_hash_lookup (info
->hash
, "__ep", false, false, true);
1053 if (h
== (struct bfd_link_hash_entry
*) NULL
1054 || h
->type
!= bfd_link_hash_defined
)
1055 return bfd_reloc_continue
; /* Actually this indicates that __ep could not be found. */
1057 ep
= (h
->u
.def
.value
1058 + h
->u
.def
.section
->output_section
->vma
1059 + h
->u
.def
.section
->output_offset
);
1062 value
+= ((insn
& 0x7e) << 2);
1064 if ((long) value
> 0xfc || (long) value
< 0)
1065 return bfd_reloc_overflow
;
1067 if ((value
% 2) != 0)
1068 return bfd_reloc_dangerous
;
1071 insn
|= (value
>> 1);
1073 bfd_put_16 (input_bfd
, insn
, hit_data
);
1074 return bfd_reloc_ok
;
1077 case R_V850_TDA_7_8_OFFSET
:
1080 struct bfd_link_hash_entry
* h
;
1082 insn
= bfd_get_16 (input_bfd
, hit_data
);
1084 /* Get the value of __ep. */
1085 h
= bfd_link_hash_lookup (info
->hash
, "__ep", false, false, true);
1086 if (h
== (struct bfd_link_hash_entry
*) NULL
1087 || h
->type
!= bfd_link_hash_defined
)
1088 return bfd_reloc_continue
; /* Actually this indicates that __ep could not be found. */
1090 ep
= (h
->u
.def
.value
1091 + h
->u
.def
.section
->output_section
->vma
1092 + h
->u
.def
.section
->output_offset
);
1095 value
+= ((insn
& 0x7f) << 1);
1097 if ((long) value
> 0xfe || (long) value
< 0)
1098 return bfd_reloc_overflow
;
1101 insn
|= (value
>> 1);
1103 bfd_put_16 (input_bfd
, insn
, hit_data
);
1104 return bfd_reloc_ok
;
1107 case R_V850_TDA_7_7_OFFSET
:
1110 struct bfd_link_hash_entry
* h
;
1112 insn
= bfd_get_16 (input_bfd
, hit_data
);
1114 /* Get the value of __ep. */
1115 h
= bfd_link_hash_lookup (info
->hash
, "__ep", false, false, true);
1116 if (h
== (struct bfd_link_hash_entry
*) NULL
1117 || h
->type
!= bfd_link_hash_defined
)
1118 return bfd_reloc_continue
; /* Actually this indicates that __ep could not be found. */
1120 ep
= (h
->u
.def
.value
1121 + h
->u
.def
.section
->output_section
->vma
1122 + h
->u
.def
.section
->output_offset
);
1125 value
+= insn
& 0x7f;
1127 if ((long) value
> 0x7f || (long) value
< 0)
1128 return bfd_reloc_overflow
;
1132 bfd_put_16 (input_bfd
, insn
, hit_data
);
1133 return bfd_reloc_ok
;
1136 case R_V850_TDA_16_16_OFFSET
:
1139 struct bfd_link_hash_entry
* h
;
1141 /* Get the value of __ep. */
1142 h
= bfd_link_hash_lookup (info
->hash
, "__ep", false, false, true);
1143 if (h
== (struct bfd_link_hash_entry
*) NULL
1144 || h
->type
!= bfd_link_hash_defined
)
1145 return bfd_reloc_other
;
1147 ep
= (h
->u
.def
.value
1148 + h
->u
.def
.section
->output_section
->vma
1149 + h
->u
.def
.section
->output_offset
);
1152 value
+= (short) bfd_get_16 (input_bfd
, hit_data
);
1154 if ((long)value
> 0x7fff || (long)value
< -0x8000)
1155 return bfd_reloc_overflow
;
1157 bfd_put_16 (input_bfd
, value
, hit_data
);
1158 return bfd_reloc_ok
;
1161 /* start-sanitize-v850e */
1162 case R_V850_TDA_4_5_OFFSET
:
1165 struct bfd_link_hash_entry
* h
;
1167 /* Get the value of __ep. */
1168 h
= bfd_link_hash_lookup (info
->hash
, "__ep", false, false, true);
1169 if (h
== (struct bfd_link_hash_entry
*) NULL
1170 || h
->type
!= bfd_link_hash_defined
)
1171 return bfd_reloc_continue
; /* Actually this indicates that __ep could not be found. */
1173 ep
= (h
->u
.def
.value
1174 + h
->u
.def
.section
->output_section
->vma
1175 + h
->u
.def
.section
->output_offset
);
1178 insn
= bfd_get_16 (input_bfd
, hit_data
);
1180 value
+= ((insn
& 0xf) << 1);
1182 if ((long) value
> 0x1e || (long) value
< 0)
1183 return bfd_reloc_overflow
;
1186 insn
|= (value
>> 1);
1187 bfd_put_16 (input_bfd
, insn
, hit_data
);
1188 return bfd_reloc_ok
;
1191 case R_V850_TDA_4_4_OFFSET
:
1194 struct bfd_link_hash_entry
* h
;
1196 /* Get the value of __ep. */
1197 h
= bfd_link_hash_lookup (info
->hash
, "__ep", false, false, true);
1198 if (h
== (struct bfd_link_hash_entry
*) NULL
1199 || h
->type
!= bfd_link_hash_defined
)
1200 return bfd_reloc_continue
; /* Actually this indicates that __ep could not be found. */
1202 ep
= (h
->u
.def
.value
1203 + h
->u
.def
.section
->output_section
->vma
1204 + h
->u
.def
.section
->output_offset
);
1207 insn
= bfd_get_16 (input_bfd
, hit_data
);
1209 value
+= insn
& 0xf;
1211 if ((long) value
> 0xf || (long) value
< 0)
1212 return bfd_reloc_overflow
;
1216 bfd_put_16 (input_bfd
, insn
, hit_data
);
1217 return bfd_reloc_ok
;
1220 case R_V850_SDA_16_16_SPLIT_OFFSET
:
1223 struct bfd_link_hash_entry
* h
;
1225 /* Get the value of __gp. */
1226 h
= bfd_link_hash_lookup (info
->hash
, "__gp", false, false, true);
1227 if (h
== (struct bfd_link_hash_entry
*) NULL
1228 || h
->type
!= bfd_link_hash_defined
)
1229 return bfd_reloc_other
;
1231 gp
= (h
->u
.def
.value
1232 + h
->u
.def
.section
->output_section
->vma
1233 + h
->u
.def
.section
->output_offset
);
1235 value
-= sym_sec
->output_section
->vma
;
1236 value
-= (gp
- sym_sec
->output_section
->vma
);
1238 insn
= bfd_get_32 (input_bfd
, hit_data
);
1240 value
+= ((insn
& 0xfffe0000) >> 16);
1241 value
+= ((insn
& 0x20) >> 5);
1243 if ((long)value
> 0x7fff || (long)value
< -0x8000)
1244 return bfd_reloc_overflow
;
1247 insn
|= (value
& 1) << 5;
1248 insn
|= (value
& ~1) << 16;
1250 bfd_put_32 (input_bfd
, insn
, hit_data
);
1251 return bfd_reloc_ok
;
1254 case R_V850_ZDA_16_16_SPLIT_OFFSET
:
1255 insn
= bfd_get_32 (input_bfd
, hit_data
);
1257 value
-= sym_sec
->output_section
->vma
;
1258 value
+= ((insn
& 0xfffe0000) >> 16);
1259 value
+= ((insn
& 0x20) >> 5);
1261 if ((long)value
> 0x7fff || (long)value
< -0x8000)
1262 return bfd_reloc_overflow
;
1265 insn
|= (value
& 1) << 5;
1266 insn
|= (value
& ~1) << 16;
1268 bfd_put_32 (input_bfd
, insn
, hit_data
);
1269 return bfd_reloc_ok
;
1271 /* end-sanitize-v850e */
1275 return bfd_reloc_ok
;
1278 return bfd_reloc_notsupported
;
1283 /* Relocate an V850 ELF section. */
1285 v850_elf_relocate_section (output_bfd
, info
, input_bfd
, input_section
,
1286 contents
, relocs
, local_syms
, local_sections
)
1288 struct bfd_link_info
* info
;
1290 asection
* input_section
;
1291 bfd_byte
* contents
;
1292 Elf_Internal_Rela
* relocs
;
1293 Elf_Internal_Sym
* local_syms
;
1294 asection
** local_sections
;
1296 Elf_Internal_Shdr
* symtab_hdr
;
1297 struct elf_link_hash_entry
** sym_hashes
;
1298 Elf_Internal_Rela
* rel
;
1299 Elf_Internal_Rela
* relend
;
1301 symtab_hdr
= & elf_tdata (input_bfd
)->symtab_hdr
;
1302 sym_hashes
= elf_sym_hashes (input_bfd
);
1305 relend
= relocs
+ input_section
->reloc_count
;
1306 for (; rel
< relend
; rel
++)
1309 reloc_howto_type
* howto
;
1310 unsigned long r_symndx
;
1311 Elf_Internal_Sym
* sym
;
1313 struct elf_link_hash_entry
* h
;
1315 bfd_reloc_status_type r
;
1317 r_symndx
= ELF32_R_SYM (rel
->r_info
);
1318 r_type
= ELF32_R_TYPE (rel
->r_info
);
1319 howto
= v850_elf_howto_table
+ r_type
;
1321 if (info
->relocateable
)
1323 /* This is a relocateable link. We don't have to change
1324 anything, unless the reloc is against a section symbol,
1325 in which case we have to adjust according to where the
1326 section symbol winds up in the output section. */
1327 if (r_symndx
< symtab_hdr
->sh_info
)
1329 sym
= local_syms
+ r_symndx
;
1330 if (ELF_ST_TYPE (sym
->st_info
) == STT_SECTION
)
1332 sec
= local_sections
[r_symndx
];
1333 rel
->r_addend
+= sec
->output_offset
+ sym
->st_value
;
1340 /* This is a final link. */
1344 if (r_symndx
< symtab_hdr
->sh_info
)
1346 sym
= local_syms
+ r_symndx
;
1347 sec
= local_sections
[r_symndx
];
1348 relocation
= (sec
->output_section
->vma
1349 + sec
->output_offset
1354 name
= bfd_elf_string_from_elf_section (input_bfd
, symtab_hdr
->sh_link
, sym
->st_name
);
1355 name
= (name
== NULL
) ? "<none>" : name
;
1356 fprintf (stderr
, "local: sec: %s, sym: %s (%d), value: %x + %x + %x addend %x rel %x\n", sec
->name
, name
, sym
->st_name
,
1357 sec
->output_section
->vma
, sec
->output_offset
, sym
->st_value
, rel
->r_addend
, rel
);
1363 h
= sym_hashes
[r_symndx
- symtab_hdr
->sh_info
];
1365 while (h
->root
.type
== bfd_link_hash_indirect
1366 || h
->root
.type
== bfd_link_hash_warning
)
1367 h
= (struct elf_link_hash_entry
*) h
->root
.u
.i
.link
;
1369 if (h
->root
.type
== bfd_link_hash_defined
1370 || h
->root
.type
== bfd_link_hash_defweak
)
1372 sec
= h
->root
.u
.def
.section
;
1373 relocation
= (h
->root
.u
.def
.value
1374 + sec
->output_section
->vma
1375 + sec
->output_offset
);
1377 else if (h
->root
.type
== bfd_link_hash_undefweak
)
1381 if (! ((*info
->callbacks
->undefined_symbol
)
1382 (info
, h
->root
.root
.string
, input_bfd
,
1383 input_section
, rel
->r_offset
)))
1389 /* FIXME: We should use the addend, but the COFF relocations
1391 r
= v850_elf_final_link_relocate (howto
, input_bfd
, output_bfd
,
1393 contents
, rel
->r_offset
,
1394 relocation
, rel
->r_addend
,
1395 info
, sec
, h
== NULL
);
1397 if (r
!= bfd_reloc_ok
)
1400 const char * msg
= (const char *)0;
1403 name
= h
->root
.root
.string
;
1406 name
= (bfd_elf_string_from_elf_section
1407 (input_bfd
, symtab_hdr
->sh_link
, sym
->st_name
));
1408 if (name
== NULL
|| *name
== '\0')
1409 name
= bfd_section_name (input_bfd
, sec
);
1414 case bfd_reloc_overflow
:
1415 if (! ((*info
->callbacks
->reloc_overflow
)
1416 (info
, name
, howto
->name
, (bfd_vma
) 0,
1417 input_bfd
, input_section
, rel
->r_offset
)))
1421 case bfd_reloc_undefined
:
1422 fprintf (stderr
, "undef2 %s\n", name
);
1423 if (! ((*info
->callbacks
->undefined_symbol
)
1424 (info
, name
, input_bfd
, input_section
,
1429 case bfd_reloc_outofrange
:
1430 msg
= "internal error: out of range error";
1433 case bfd_reloc_notsupported
:
1434 msg
= "internal error: unsupported relocation error";
1437 case bfd_reloc_dangerous
:
1438 msg
= "internal error: dangerous relocation";
1441 case bfd_reloc_other
:
1442 msg
= "could not locate special linker symbol __gp";
1445 case bfd_reloc_continue
:
1446 msg
= "could not locate special linker symbol __ep";
1450 msg
= "internal error: unknown error";
1454 if (!((*info
->callbacks
->warning
)
1455 (info
, msg
, name
, input_bfd
, input_section
,
1466 /* Set the right machine number. */
1468 v850_elf_object_p (abfd
)
1471 switch (elf_elfheader (abfd
)->e_flags
& EF_V850_ARCH
)
1474 case E_V850_ARCH
: (void) bfd_default_set_arch_mach (abfd
, bfd_arch_v850
, 0); break;
1475 /* start-sanitize-v850e */
1476 case E_V850E_ARCH
: (void) bfd_default_set_arch_mach (abfd
, bfd_arch_v850
, bfd_mach_v850e
); break;
1477 /* end-sanitize-v850e */
1478 /* start-sanitize-v850eq */
1479 case E_V850EQ_ARCH
: (void) bfd_default_set_arch_mach (abfd
, bfd_arch_v850
, bfd_mach_v850eq
); break;
1480 /* end-sanitize-v850eq */
1484 /* Store the machine number in the flags field. */
1486 v850_elf_final_write_processing (abfd
, linker
)
1492 switch (bfd_get_mach (abfd
))
1495 case 0: val
= E_V850_ARCH
; break;
1496 /* start-sanitize-v850e */
1497 case bfd_mach_v850e
: val
= E_V850E_ARCH
; break;
1498 /* end-sanitize-v850e */
1499 /* start-sanitize-v850eq */
1500 case bfd_mach_v850eq
: val
= E_V850EQ_ARCH
; break;
1501 /* end-sanitize-v850eq */
1504 elf_elfheader (abfd
)->e_flags
&=~ EF_V850_ARCH
;
1505 elf_elfheader (abfd
)->e_flags
|= val
;
1508 /* Function to keep V850 specific file flags. */
1510 v850_elf_set_private_flags (abfd
, flags
)
1514 BFD_ASSERT (!elf_flags_init (abfd
)
1515 || elf_elfheader (abfd
)->e_flags
== flags
);
1517 elf_elfheader (abfd
)->e_flags
= flags
;
1518 elf_flags_init (abfd
) = true;
1522 /* Copy backend specific data from one object module to another */
1524 v850_elf_copy_private_bfd_data (ibfd
, obfd
)
1528 if ( bfd_get_flavour (ibfd
) != bfd_target_elf_flavour
1529 || bfd_get_flavour (obfd
) != bfd_target_elf_flavour
)
1532 BFD_ASSERT (!elf_flags_init (obfd
)
1533 || (elf_elfheader (obfd
)->e_flags
1534 == elf_elfheader (ibfd
)->e_flags
));
1536 elf_gp (obfd
) = elf_gp (ibfd
);
1537 elf_elfheader (obfd
)->e_flags
= elf_elfheader (ibfd
)->e_flags
;
1538 elf_flags_init (obfd
) = true;
1542 /* Merge backend specific data from an object file to the output
1543 object file when linking. */
1545 v850_elf_merge_private_bfd_data (ibfd
, obfd
)
1552 if ( bfd_get_flavour (ibfd
) != bfd_target_elf_flavour
1553 || bfd_get_flavour (obfd
) != bfd_target_elf_flavour
)
1556 new_flags
= elf_elfheader (ibfd
)->e_flags
;
1557 old_flags
= elf_elfheader (obfd
)->e_flags
;
1559 if (! elf_flags_init (obfd
))
1561 elf_flags_init (obfd
) = true;
1562 elf_elfheader (obfd
)->e_flags
= new_flags
;
1564 if (bfd_get_arch (obfd
) == bfd_get_arch (ibfd
)
1565 && bfd_get_arch_info (obfd
)->the_default
)
1567 return bfd_set_arch_mach (obfd
, bfd_get_arch (ibfd
), bfd_get_mach (ibfd
));
1573 /* Check flag compatibility. */
1575 if (new_flags
== old_flags
)
1578 if ((new_flags
& EF_V850_ARCH
) != (old_flags
& EF_V850_ARCH
))
1580 _bfd_error_handler ("%s: Architecture mismatch with previous modules",
1581 bfd_get_filename (ibfd
));
1582 bfd_set_error (bfd_error_bad_value
);
1588 /* Display the flags field */
1591 v850_elf_print_private_bfd_data (abfd
, ptr
)
1595 FILE * file
= (FILE *) ptr
;
1597 BFD_ASSERT (abfd
!= NULL
&& ptr
!= NULL
)
1599 fprintf (file
, "private flags = %x", elf_elfheader (abfd
)->e_flags
);
1601 switch (elf_elfheader (abfd
)->e_flags
& EF_V850_ARCH
)
1604 case E_V850_ARCH
: fprintf (file
, ": v850 architecture"); break;
1605 /* start-sanitize-v850e */
1606 case E_V850E_ARCH
: fprintf (file
, ": v850e architecture"); break;
1607 /* end-sanitize-v850e */
1608 /* start-sanitize-v850eq */
1609 case E_V850EQ_ARCH
: fprintf (file
, ": v850eq architecture"); break;
1610 /* end-sanitize-v850eq */
1618 #define TARGET_LITTLE_SYM bfd_elf32_v850_vec
1619 #define TARGET_LITTLE_NAME "elf32-v850"
1620 #define ELF_ARCH bfd_arch_v850
1621 #define ELF_MACHINE_CODE EM_CYGNUS_V850
1622 #define ELF_MAXPAGESIZE 0x1000
1624 #define elf_info_to_howto 0
1625 #define elf_info_to_howto_rel v850_elf_info_to_howto_rel
1626 #define elf_backend_check_relocs v850_elf_check_relocs
1627 #define elf_backend_relocate_section v850_elf_relocate_section
1628 #define elf_backend_object_p v850_elf_object_p
1629 #define elf_backend_final_write_processing v850_elf_final_write_processing
1630 #define bfd_elf32_bfd_is_local_label_name v850_elf_is_local_label_name
1631 #define bfd_elf32_bfd_reloc_type_lookup v850_elf_reloc_type_lookup
1632 #define bfd_elf32_bfd_copy_private_bfd_data v850_elf_copy_private_bfd_data
1633 #define bfd_elf32_bfd_merge_private_bfd_data v850_elf_merge_private_bfd_data
1634 #define bfd_elf32_bfd_set_private_flags v850_elf_set_private_flags
1635 #define bfd_elf32_bfd_print_private_bfd_data v850_elf_print_private_bfd_data
1637 #define elf_symbol_leading_char '_'
1639 #include "elf32-target.h"