Commit | Line | Data |
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ef230218 | 1 | /* SuperH SH64-specific support for 64-bit ELF |
66eb6687 | 2 | Copyright 2000, 2001, 2002, 2003, 2004, 2005, 2006 |
f075ee0c | 3 | Free Software Foundation, Inc. |
fbca6ad9 AO |
4 | |
5 | This file is part of BFD, the Binary File Descriptor library. | |
6 | ||
7 | This program is free software; you can redistribute it and/or modify | |
8 | it under the terms of the GNU General Public License as published by | |
9 | the Free Software Foundation; either version 2 of the License, or | |
10 | (at your option) any later version. | |
11 | ||
12 | This program is distributed in the hope that it will be useful, | |
13 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | GNU General Public License for more details. | |
16 | ||
17 | You should have received a copy of the GNU General Public License | |
18 | along with this program; if not, write to the Free Software | |
3e110533 | 19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ |
fbca6ad9 AO |
20 | |
21 | #define SH64_ELF64 | |
22 | ||
23 | #include "bfd.h" | |
24 | #include "sysdep.h" | |
25 | #include "bfdlink.h" | |
26 | #include "libbfd.h" | |
27 | #include "elf-bfd.h" | |
28 | #include "elf/sh.h" | |
29 | ||
30 | /* Add a suffix for datalabel indirection symbols. It must not match any | |
31 | other symbols; user symbols with or without version or other | |
32 | decoration. It must only be used internally and not emitted by any | |
33 | means. */ | |
34 | #define DATALABEL_SUFFIX " DL" | |
35 | ||
36 | #define GOT_BIAS (-((long)-32768)) | |
37 | ||
38 | #define PLT_ENTRY_SIZE 64 | |
39 | ||
40 | /* Return size of a PLT entry. */ | |
41 | #define elf_sh64_sizeof_plt(info) PLT_ENTRY_SIZE | |
42 | ||
43 | /* Return offset of the PLT0 address in an absolute PLT entry. */ | |
44 | #define elf_sh64_plt_plt0_offset(info) 32 | |
45 | ||
46 | /* Return offset of the linker in PLT0 entry. */ | |
47 | #define elf_sh64_plt0_gotplt_offset(info) 0 | |
48 | ||
49 | /* Return offset of the trampoline in PLT entry */ | |
50 | #define elf_sh64_plt_temp_offset(info) 33 /* Add one because it's SHmedia. */ | |
51 | ||
52 | /* Return offset of the symbol in PLT entry. */ | |
53 | #define elf_sh64_plt_symbol_offset(info) 0 | |
54 | ||
55 | /* Return offset of the relocation in PLT entry. */ | |
56 | #define elf_sh64_plt_reloc_offset(info) (info->shared ? 52 : 44) | |
57 | ||
58 | #define ELF_DYNAMIC_INTERPRETER "/usr/lib/libc.so.1" | |
59 | ||
60 | /* The sh linker needs to keep track of the number of relocs that it | |
61 | decides to copy in check_relocs for each symbol. This is so that | |
62 | it can discard PC relative relocs if it doesn't need them when | |
63 | linking with -Bsymbolic. We store the information in a field | |
64 | extending the regular ELF linker hash table. */ | |
65 | ||
66 | /* This structure keeps track of the number of PC relative relocs we | |
67 | have copied for a given symbol. */ | |
68 | ||
69 | struct elf_sh64_pcrel_relocs_copied | |
70 | { | |
71 | /* Next section. */ | |
72 | struct elf_sh64_pcrel_relocs_copied *next; | |
73 | /* A section in dynobj. */ | |
74 | asection *section; | |
75 | /* Number of relocs copied in this section. */ | |
76 | bfd_size_type count; | |
77 | }; | |
78 | ||
79 | /* sh ELF linker hash entry. */ | |
80 | ||
81 | struct elf_sh64_link_hash_entry | |
82 | { | |
83 | struct elf_link_hash_entry root; | |
84 | ||
85 | bfd_vma datalabel_got_offset; | |
86 | ||
87 | /* Number of PC relative relocs copied for this symbol. */ | |
518313c3 | 88 | struct elf_sh64_pcrel_relocs_copied *pcrel_relocs_copied; |
fbca6ad9 AO |
89 | }; |
90 | ||
91 | /* sh ELF linker hash table. */ | |
92 | ||
93 | struct elf_sh64_link_hash_table | |
94 | { | |
95 | struct elf_link_hash_table root; | |
96 | }; | |
97 | ||
98 | /* Traverse an sh ELF linker hash table. */ | |
99 | ||
100 | #define sh64_elf64_link_hash_traverse(table, func, info) \ | |
101 | (elf_link_hash_traverse \ | |
102 | (&(table)->root, \ | |
09fd220b | 103 | (bfd_boolean (*) (struct elf_link_hash_entry *, void *)) (func), \ |
fbca6ad9 AO |
104 | (info))) |
105 | ||
106 | /* Get the sh ELF linker hash table from a link_info structure. */ | |
107 | ||
108 | #define sh64_elf64_hash_table(p) \ | |
109 | ((struct elf_sh64_link_hash_table *) ((p)->hash)) | |
110 | ||
fbca6ad9 | 111 | static bfd_reloc_status_type sh_elf64_ignore_reloc |
09fd220b | 112 | (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); |
fbca6ad9 | 113 | static bfd_reloc_status_type sh_elf64_reloc |
09fd220b | 114 | (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); |
fbca6ad9 AO |
115 | |
116 | static reloc_howto_type sh_elf64_howto_table[] = { | |
117 | /* No relocation. */ | |
118 | HOWTO (R_SH_NONE, /* type */ | |
119 | 0, /* rightshift */ | |
120 | 0, /* size (0 = byte, 1 = short, 2 = long) */ | |
121 | 0, /* bitsize */ | |
b34976b6 | 122 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
123 | 0, /* bitpos */ |
124 | complain_overflow_dont, /* complain_on_overflow */ | |
125 | sh_elf64_ignore_reloc, /* special_function */ | |
126 | "R_SH_NONE", /* name */ | |
b34976b6 | 127 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
128 | 0, /* src_mask */ |
129 | 0, /* dst_mask */ | |
b34976b6 | 130 | FALSE), /* pcrel_offset */ |
fbca6ad9 | 131 | |
b34976b6 | 132 | /* 32 bit absolute relocation. Setting partial_inplace to TRUE and |
fbca6ad9 AO |
133 | src_mask to a non-zero value is similar to the COFF toolchain. */ |
134 | HOWTO (R_SH_DIR32, /* type */ | |
135 | 0, /* rightshift */ | |
136 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
137 | 32, /* bitsize */ | |
b34976b6 | 138 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
139 | 0, /* bitpos */ |
140 | complain_overflow_bitfield, /* complain_on_overflow */ | |
141 | sh_elf64_reloc, /* special_function */ | |
142 | "R_SH_DIR32", /* name */ | |
b34976b6 | 143 | TRUE, /* partial_inplace */ |
fbca6ad9 AO |
144 | 0xffffffff, /* src_mask */ |
145 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 146 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
147 | |
148 | /* 32 bit PC relative relocation. */ | |
149 | HOWTO (R_SH_REL32, /* type */ | |
150 | 0, /* rightshift */ | |
151 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
152 | 32, /* bitsize */ | |
b34976b6 | 153 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
154 | 0, /* bitpos */ |
155 | complain_overflow_signed, /* complain_on_overflow */ | |
156 | sh_elf64_ignore_reloc, /* special_function */ | |
157 | "R_SH_REL32", /* name */ | |
b34976b6 | 158 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
159 | 0, /* src_mask */ |
160 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 161 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
162 | |
163 | /* For 32-bit sh, this is R_SH_DIR8WPN. */ | |
164 | EMPTY_HOWTO (3), | |
165 | ||
166 | /* For 32-bit sh, this is R_SH_IND12W. */ | |
167 | EMPTY_HOWTO (4), | |
168 | ||
169 | /* For 32-bit sh, this is R_SH_DIR8WPL. */ | |
170 | EMPTY_HOWTO (5), | |
171 | ||
172 | /* For 32-bit sh, this is R_SH_DIR8WPZ. */ | |
173 | EMPTY_HOWTO (6), | |
174 | ||
175 | /* For 32-bit sh, this is R_SH_DIR8BP. */ | |
176 | EMPTY_HOWTO (7), | |
177 | ||
178 | /* For 32-bit sh, this is R_SH_DIR8W. */ | |
179 | EMPTY_HOWTO (8), | |
180 | ||
181 | /* For 32-bit sh, this is R_SH_DIR8L. */ | |
182 | EMPTY_HOWTO (9), | |
183 | ||
184 | EMPTY_HOWTO (10), | |
185 | EMPTY_HOWTO (11), | |
186 | EMPTY_HOWTO (12), | |
187 | EMPTY_HOWTO (13), | |
188 | EMPTY_HOWTO (14), | |
189 | EMPTY_HOWTO (15), | |
190 | EMPTY_HOWTO (16), | |
191 | EMPTY_HOWTO (17), | |
192 | EMPTY_HOWTO (18), | |
193 | EMPTY_HOWTO (19), | |
194 | EMPTY_HOWTO (20), | |
195 | EMPTY_HOWTO (21), | |
196 | EMPTY_HOWTO (22), | |
197 | EMPTY_HOWTO (23), | |
198 | EMPTY_HOWTO (24), | |
199 | ||
200 | /* The remaining relocs are a GNU extension used for relaxing. The | |
201 | final pass of the linker never needs to do anything with any of | |
202 | these relocs. Any required operations are handled by the | |
203 | relaxation code. */ | |
204 | ||
205 | /* A 16 bit switch table entry. This is generated for an expression | |
206 | such as ``.word L1 - L2''. The offset holds the difference | |
207 | between the reloc address and L2. */ | |
208 | HOWTO (R_SH_SWITCH16, /* type */ | |
209 | 0, /* rightshift */ | |
210 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
211 | 16, /* bitsize */ | |
b34976b6 | 212 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
213 | 0, /* bitpos */ |
214 | complain_overflow_unsigned, /* complain_on_overflow */ | |
215 | sh_elf64_ignore_reloc, /* special_function */ | |
216 | "R_SH_SWITCH16", /* name */ | |
b34976b6 | 217 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
218 | 0, /* src_mask */ |
219 | 0, /* dst_mask */ | |
b34976b6 | 220 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
221 | |
222 | /* A 32 bit switch table entry. This is generated for an expression | |
223 | such as ``.long L1 - L2''. The offset holds the difference | |
224 | between the reloc address and L2. */ | |
225 | HOWTO (R_SH_SWITCH32, /* type */ | |
226 | 0, /* rightshift */ | |
227 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
228 | 32, /* bitsize */ | |
b34976b6 | 229 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
230 | 0, /* bitpos */ |
231 | complain_overflow_unsigned, /* complain_on_overflow */ | |
232 | sh_elf64_ignore_reloc, /* special_function */ | |
233 | "R_SH_SWITCH32", /* name */ | |
b34976b6 | 234 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
235 | 0, /* src_mask */ |
236 | 0, /* dst_mask */ | |
b34976b6 | 237 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
238 | |
239 | /* For 32-bit sh, this is R_SH_USES. */ | |
240 | EMPTY_HOWTO (27), | |
241 | ||
242 | /* For 32-bit sh, this is R_SH_COUNT. */ | |
243 | EMPTY_HOWTO (28), | |
244 | ||
245 | /* For 32-bit sh, this is R_SH_ALIGN. FIXME: For linker relaxation, | |
246 | this might be emitted. When linker relaxation is implemented, we | |
247 | might want to use it. */ | |
248 | EMPTY_HOWTO (29), | |
249 | ||
250 | /* For 32-bit sh, this is R_SH_CODE. FIXME: For linker relaxation, | |
251 | this might be emitted. When linker relaxation is implemented, we | |
252 | might want to use it. */ | |
253 | EMPTY_HOWTO (30), | |
254 | ||
255 | /* For 32-bit sh, this is R_SH_DATA. FIXME: For linker relaxation, | |
256 | this might be emitted. When linker relaxation is implemented, we | |
257 | might want to use it. */ | |
258 | EMPTY_HOWTO (31), | |
259 | ||
260 | /* For 32-bit sh, this is R_SH_LABEL. FIXME: For linker relaxation, | |
261 | this might be emitted. When linker relaxation is implemented, we | |
262 | might want to use it. */ | |
263 | EMPTY_HOWTO (32), | |
264 | ||
265 | /* An 8 bit switch table entry. This is generated for an expression | |
266 | such as ``.word L1 - L2''. The offset holds the difference | |
267 | between the reloc address and L2. */ | |
268 | HOWTO (R_SH_SWITCH8, /* type */ | |
269 | 0, /* rightshift */ | |
270 | 0, /* size (0 = byte, 1 = short, 2 = long) */ | |
271 | 8, /* bitsize */ | |
b34976b6 | 272 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
273 | 0, /* bitpos */ |
274 | complain_overflow_unsigned, /* complain_on_overflow */ | |
275 | sh_elf64_ignore_reloc, /* special_function */ | |
276 | "R_SH_SWITCH8", /* name */ | |
b34976b6 | 277 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
278 | 0, /* src_mask */ |
279 | 0, /* dst_mask */ | |
b34976b6 | 280 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
281 | |
282 | /* GNU extension to record C++ vtable hierarchy */ | |
283 | HOWTO (R_SH_GNU_VTINHERIT, /* type */ | |
284 | 0, /* rightshift */ | |
285 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
286 | 0, /* bitsize */ | |
b34976b6 | 287 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
288 | 0, /* bitpos */ |
289 | complain_overflow_dont, /* complain_on_overflow */ | |
290 | NULL, /* special_function */ | |
291 | "R_SH_GNU_VTINHERIT", /* name */ | |
b34976b6 | 292 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
293 | 0, /* src_mask */ |
294 | 0, /* dst_mask */ | |
b34976b6 | 295 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
296 | |
297 | /* GNU extension to record C++ vtable member usage */ | |
298 | HOWTO (R_SH_GNU_VTENTRY, /* type */ | |
299 | 0, /* rightshift */ | |
300 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
301 | 0, /* bitsize */ | |
b34976b6 | 302 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
303 | 0, /* bitpos */ |
304 | complain_overflow_dont, /* complain_on_overflow */ | |
305 | _bfd_elf_rel_vtable_reloc_fn, /* special_function */ | |
306 | "R_SH_GNU_VTENTRY", /* name */ | |
b34976b6 | 307 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
308 | 0, /* src_mask */ |
309 | 0, /* dst_mask */ | |
b34976b6 | 310 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
311 | |
312 | /* For 32-bit sh, this is R_SH_LOOP_START. */ | |
313 | EMPTY_HOWTO (36), | |
314 | ||
315 | /* For 32-bit sh, this is R_SH_LOOP_END. */ | |
316 | EMPTY_HOWTO (37), | |
317 | ||
318 | EMPTY_HOWTO (38), | |
319 | EMPTY_HOWTO (39), | |
320 | EMPTY_HOWTO (40), | |
321 | EMPTY_HOWTO (41), | |
322 | EMPTY_HOWTO (42), | |
323 | EMPTY_HOWTO (43), | |
324 | EMPTY_HOWTO (44), | |
325 | ||
326 | /* Used in SHLLI.L and SHLRI.L. */ | |
327 | HOWTO (R_SH_DIR5U, /* type */ | |
328 | 0, /* rightshift */ | |
329 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
330 | 5, /* bitsize */ | |
b34976b6 | 331 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
332 | 10, /* bitpos */ |
333 | complain_overflow_unsigned, /* complain_on_overflow */ | |
334 | bfd_elf_generic_reloc, /* special_function */ | |
335 | "R_SH_DIR5U", /* name */ | |
b34976b6 | 336 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
337 | 0, /* src_mask */ |
338 | 0xfc00, /* dst_mask */ | |
b34976b6 | 339 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
340 | |
341 | /* Used in SHARI, SHLLI et al. */ | |
342 | HOWTO (R_SH_DIR6U, /* type */ | |
343 | 0, /* rightshift */ | |
344 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
345 | 6, /* bitsize */ | |
b34976b6 | 346 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
347 | 10, /* bitpos */ |
348 | complain_overflow_unsigned, /* complain_on_overflow */ | |
349 | bfd_elf_generic_reloc, /* special_function */ | |
350 | "R_SH_DIR6U", /* name */ | |
b34976b6 | 351 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
352 | 0, /* src_mask */ |
353 | 0xfc00, /* dst_mask */ | |
b34976b6 | 354 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
355 | |
356 | /* Used in BxxI, LDHI.L et al. */ | |
357 | HOWTO (R_SH_DIR6S, /* type */ | |
358 | 0, /* rightshift */ | |
359 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
360 | 6, /* bitsize */ | |
b34976b6 | 361 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
362 | 10, /* bitpos */ |
363 | complain_overflow_signed, /* complain_on_overflow */ | |
364 | bfd_elf_generic_reloc, /* special_function */ | |
365 | "R_SH_DIR6S", /* name */ | |
b34976b6 | 366 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
367 | 0, /* src_mask */ |
368 | 0xfc00, /* dst_mask */ | |
b34976b6 | 369 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
370 | |
371 | /* Used in ADDI, ANDI et al. */ | |
372 | HOWTO (R_SH_DIR10S, /* type */ | |
373 | 0, /* rightshift */ | |
374 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
375 | 10, /* bitsize */ | |
b34976b6 | 376 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
377 | 10, /* bitpos */ |
378 | complain_overflow_signed, /* complain_on_overflow */ | |
379 | bfd_elf_generic_reloc, /* special_function */ | |
380 | "R_SH_DIR10S", /* name */ | |
b34976b6 | 381 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
382 | 0, /* src_mask */ |
383 | 0xffc00, /* dst_mask */ | |
b34976b6 | 384 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
385 | |
386 | /* Used in LD.UW, ST.W et al. */ | |
387 | HOWTO (R_SH_DIR10SW, /* type */ | |
388 | 1, /* rightshift */ | |
389 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
390 | 11, /* bitsize */ | |
b34976b6 | 391 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
392 | 10, /* bitpos */ |
393 | complain_overflow_signed, /* complain_on_overflow */ | |
394 | bfd_elf_generic_reloc, /* special_function */ | |
395 | "R_SH_DIR10SW", /* name */ | |
b34976b6 | 396 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
397 | 0, /* src_mask */ |
398 | 0xffc00, /* dst_mask */ | |
b34976b6 | 399 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
400 | |
401 | /* Used in LD.L, FLD.S et al. */ | |
402 | HOWTO (R_SH_DIR10SL, /* type */ | |
403 | 2, /* rightshift */ | |
404 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
405 | 12, /* bitsize */ | |
b34976b6 | 406 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
407 | 10, /* bitpos */ |
408 | complain_overflow_signed, /* complain_on_overflow */ | |
409 | bfd_elf_generic_reloc, /* special_function */ | |
410 | "R_SH_DIR10SL", /* name */ | |
b34976b6 | 411 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
412 | 0, /* src_mask */ |
413 | 0xffc00, /* dst_mask */ | |
b34976b6 | 414 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
415 | |
416 | /* Used in FLD.D, FST.P et al. */ | |
417 | HOWTO (R_SH_DIR10SQ, /* type */ | |
418 | 3, /* rightshift */ | |
419 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
420 | 13, /* bitsize */ | |
b34976b6 | 421 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
422 | 10, /* bitpos */ |
423 | complain_overflow_signed, /* complain_on_overflow */ | |
424 | bfd_elf_generic_reloc, /* special_function */ | |
425 | "R_SH_DIR10SQ", /* name */ | |
b34976b6 | 426 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
427 | 0, /* src_mask */ |
428 | 0xffc00, /* dst_mask */ | |
b34976b6 | 429 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
430 | |
431 | EMPTY_HOWTO (52), | |
432 | EMPTY_HOWTO (53), | |
433 | EMPTY_HOWTO (54), | |
434 | EMPTY_HOWTO (55), | |
435 | EMPTY_HOWTO (56), | |
436 | EMPTY_HOWTO (57), | |
437 | EMPTY_HOWTO (58), | |
438 | EMPTY_HOWTO (59), | |
439 | EMPTY_HOWTO (60), | |
440 | EMPTY_HOWTO (61), | |
441 | EMPTY_HOWTO (62), | |
442 | EMPTY_HOWTO (63), | |
443 | EMPTY_HOWTO (64), | |
444 | EMPTY_HOWTO (65), | |
445 | EMPTY_HOWTO (66), | |
446 | EMPTY_HOWTO (67), | |
447 | EMPTY_HOWTO (68), | |
448 | EMPTY_HOWTO (69), | |
449 | EMPTY_HOWTO (70), | |
450 | EMPTY_HOWTO (71), | |
451 | EMPTY_HOWTO (72), | |
452 | EMPTY_HOWTO (73), | |
453 | EMPTY_HOWTO (74), | |
454 | EMPTY_HOWTO (75), | |
455 | EMPTY_HOWTO (76), | |
456 | EMPTY_HOWTO (77), | |
457 | EMPTY_HOWTO (78), | |
458 | EMPTY_HOWTO (79), | |
459 | EMPTY_HOWTO (80), | |
460 | EMPTY_HOWTO (81), | |
461 | EMPTY_HOWTO (82), | |
462 | EMPTY_HOWTO (83), | |
463 | EMPTY_HOWTO (84), | |
464 | EMPTY_HOWTO (85), | |
465 | EMPTY_HOWTO (86), | |
466 | EMPTY_HOWTO (87), | |
467 | EMPTY_HOWTO (88), | |
468 | EMPTY_HOWTO (89), | |
469 | EMPTY_HOWTO (90), | |
470 | EMPTY_HOWTO (91), | |
471 | EMPTY_HOWTO (92), | |
472 | EMPTY_HOWTO (93), | |
473 | EMPTY_HOWTO (94), | |
474 | EMPTY_HOWTO (95), | |
475 | EMPTY_HOWTO (96), | |
476 | EMPTY_HOWTO (97), | |
477 | EMPTY_HOWTO (98), | |
478 | EMPTY_HOWTO (99), | |
479 | EMPTY_HOWTO (100), | |
480 | EMPTY_HOWTO (101), | |
481 | EMPTY_HOWTO (102), | |
482 | EMPTY_HOWTO (103), | |
483 | EMPTY_HOWTO (104), | |
484 | EMPTY_HOWTO (105), | |
485 | EMPTY_HOWTO (106), | |
486 | EMPTY_HOWTO (107), | |
487 | EMPTY_HOWTO (108), | |
488 | EMPTY_HOWTO (109), | |
489 | EMPTY_HOWTO (110), | |
490 | EMPTY_HOWTO (111), | |
491 | EMPTY_HOWTO (112), | |
492 | EMPTY_HOWTO (113), | |
493 | EMPTY_HOWTO (114), | |
494 | EMPTY_HOWTO (115), | |
495 | EMPTY_HOWTO (116), | |
496 | EMPTY_HOWTO (117), | |
497 | EMPTY_HOWTO (118), | |
498 | EMPTY_HOWTO (119), | |
499 | EMPTY_HOWTO (120), | |
500 | EMPTY_HOWTO (121), | |
501 | EMPTY_HOWTO (122), | |
502 | EMPTY_HOWTO (123), | |
503 | EMPTY_HOWTO (124), | |
504 | EMPTY_HOWTO (125), | |
505 | EMPTY_HOWTO (126), | |
506 | EMPTY_HOWTO (127), | |
507 | EMPTY_HOWTO (128), | |
508 | EMPTY_HOWTO (129), | |
509 | EMPTY_HOWTO (130), | |
510 | EMPTY_HOWTO (131), | |
511 | EMPTY_HOWTO (132), | |
512 | EMPTY_HOWTO (133), | |
513 | EMPTY_HOWTO (134), | |
514 | EMPTY_HOWTO (135), | |
515 | EMPTY_HOWTO (136), | |
516 | EMPTY_HOWTO (137), | |
517 | EMPTY_HOWTO (138), | |
518 | EMPTY_HOWTO (139), | |
519 | EMPTY_HOWTO (140), | |
520 | EMPTY_HOWTO (141), | |
521 | EMPTY_HOWTO (142), | |
522 | EMPTY_HOWTO (143), | |
523 | EMPTY_HOWTO (144), | |
524 | EMPTY_HOWTO (145), | |
525 | EMPTY_HOWTO (146), | |
526 | EMPTY_HOWTO (147), | |
527 | EMPTY_HOWTO (148), | |
528 | EMPTY_HOWTO (149), | |
529 | EMPTY_HOWTO (150), | |
530 | EMPTY_HOWTO (151), | |
531 | EMPTY_HOWTO (152), | |
532 | EMPTY_HOWTO (153), | |
533 | EMPTY_HOWTO (154), | |
534 | EMPTY_HOWTO (155), | |
535 | EMPTY_HOWTO (156), | |
536 | EMPTY_HOWTO (157), | |
537 | EMPTY_HOWTO (158), | |
538 | EMPTY_HOWTO (159), | |
539 | ||
540 | /* Relocs for dynamic linking for 32-bit SH would follow. We don't have | |
541 | any dynamic linking support for 64-bit SH at present. */ | |
542 | ||
543 | EMPTY_HOWTO (160), | |
544 | EMPTY_HOWTO (161), | |
545 | EMPTY_HOWTO (162), | |
546 | EMPTY_HOWTO (163), | |
547 | EMPTY_HOWTO (164), | |
548 | EMPTY_HOWTO (165), | |
549 | EMPTY_HOWTO (166), | |
550 | EMPTY_HOWTO (167), | |
551 | EMPTY_HOWTO (168), | |
552 | ||
553 | /* Back to SH5 relocations. */ | |
554 | /* Used in MOVI and SHORI (x & 65536). */ | |
555 | HOWTO (R_SH_GOT_LOW16, /* type */ | |
556 | 0, /* rightshift */ | |
557 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
558 | 64, /* bitsize */ | |
b34976b6 | 559 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
560 | 10, /* bitpos */ |
561 | complain_overflow_dont, /* complain_on_overflow */ | |
562 | bfd_elf_generic_reloc, /* special_function */ | |
563 | "R_SH_GOT_LOW16", /* name */ | |
b34976b6 | 564 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
565 | 0, /* src_mask */ |
566 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 567 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
568 | |
569 | /* Used in MOVI and SHORI ((x >> 16) & 65536). */ | |
570 | HOWTO (R_SH_GOT_MEDLOW16, /* type */ | |
571 | 16, /* rightshift */ | |
572 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
573 | 64, /* bitsize */ | |
b34976b6 | 574 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
575 | 10, /* bitpos */ |
576 | complain_overflow_dont, /* complain_on_overflow */ | |
577 | bfd_elf_generic_reloc, /* special_function */ | |
578 | "R_SH_GOT_MEDLOW16", /* name */ | |
b34976b6 | 579 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
580 | 0, /* src_mask */ |
581 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 582 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
583 | |
584 | /* Used in MOVI and SHORI ((x >> 32) & 65536). */ | |
585 | HOWTO (R_SH_GOT_MEDHI16, /* type */ | |
586 | 32, /* rightshift */ | |
587 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
588 | 64, /* bitsize */ | |
b34976b6 | 589 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
590 | 10, /* bitpos */ |
591 | complain_overflow_dont, /* complain_on_overflow */ | |
592 | bfd_elf_generic_reloc, /* special_function */ | |
593 | "R_SH_GOT_MEDHI16", /* name */ | |
b34976b6 | 594 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
595 | 0, /* src_mask */ |
596 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 597 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
598 | |
599 | /* Used in MOVI and SHORI ((x >> 48) & 65536). */ | |
600 | HOWTO (R_SH_GOT_HI16, /* type */ | |
601 | 48, /* rightshift */ | |
602 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
603 | 64, /* bitsize */ | |
b34976b6 | 604 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
605 | 10, /* bitpos */ |
606 | complain_overflow_dont, /* complain_on_overflow */ | |
607 | bfd_elf_generic_reloc, /* special_function */ | |
608 | "R_SH_GOT_HI16", /* name */ | |
b34976b6 | 609 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
610 | 0, /* src_mask */ |
611 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 612 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
613 | |
614 | /* Used in MOVI and SHORI (x & 65536). */ | |
615 | HOWTO (R_SH_GOTPLT_LOW16, /* type */ | |
616 | 0, /* rightshift */ | |
617 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
618 | 64, /* bitsize */ | |
b34976b6 | 619 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
620 | 10, /* bitpos */ |
621 | complain_overflow_dont, /* complain_on_overflow */ | |
622 | bfd_elf_generic_reloc, /* special_function */ | |
623 | "R_SH_GOTPLT_LOW16", /* name */ | |
b34976b6 | 624 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
625 | 0, /* src_mask */ |
626 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 627 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
628 | |
629 | /* Used in MOVI and SHORI ((x >> 16) & 65536). */ | |
630 | HOWTO (R_SH_GOTPLT_MEDLOW16, /* type */ | |
631 | 16, /* rightshift */ | |
632 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
633 | 64, /* bitsize */ | |
b34976b6 | 634 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
635 | 10, /* bitpos */ |
636 | complain_overflow_dont, /* complain_on_overflow */ | |
637 | bfd_elf_generic_reloc, /* special_function */ | |
638 | "R_SH_GOTPLT_MEDLOW16", /* name */ | |
b34976b6 | 639 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
640 | 0, /* src_mask */ |
641 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 642 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
643 | |
644 | /* Used in MOVI and SHORI ((x >> 32) & 65536). */ | |
645 | HOWTO (R_SH_GOTPLT_MEDHI16, /* type */ | |
646 | 32, /* rightshift */ | |
647 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
648 | 64, /* bitsize */ | |
b34976b6 | 649 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
650 | 10, /* bitpos */ |
651 | complain_overflow_dont, /* complain_on_overflow */ | |
652 | bfd_elf_generic_reloc, /* special_function */ | |
653 | "R_SH_GOTPLT_MEDHI16", /* name */ | |
b34976b6 | 654 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
655 | 0, /* src_mask */ |
656 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 657 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
658 | |
659 | /* Used in MOVI and SHORI ((x >> 48) & 65536). */ | |
660 | HOWTO (R_SH_GOTPLT_HI16, /* type */ | |
661 | 48, /* rightshift */ | |
662 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
663 | 64, /* bitsize */ | |
b34976b6 | 664 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
665 | 10, /* bitpos */ |
666 | complain_overflow_dont, /* complain_on_overflow */ | |
667 | bfd_elf_generic_reloc, /* special_function */ | |
668 | "R_SH_GOTPLT_HI16", /* name */ | |
b34976b6 | 669 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
670 | 0, /* src_mask */ |
671 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 672 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
673 | |
674 | /* Used in MOVI and SHORI (x & 65536). */ | |
675 | HOWTO (R_SH_PLT_LOW16, /* type */ | |
676 | 0, /* rightshift */ | |
677 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
678 | 64, /* bitsize */ | |
b34976b6 | 679 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
680 | 10, /* bitpos */ |
681 | complain_overflow_dont, /* complain_on_overflow */ | |
682 | bfd_elf_generic_reloc, /* special_function */ | |
683 | "R_SH_PLT_LOW16", /* name */ | |
b34976b6 | 684 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
685 | 0, /* src_mask */ |
686 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 687 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
688 | |
689 | /* Used in MOVI and SHORI ((x >> 16) & 65536). */ | |
690 | HOWTO (R_SH_PLT_MEDLOW16, /* type */ | |
691 | 16, /* rightshift */ | |
692 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
693 | 64, /* bitsize */ | |
b34976b6 | 694 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
695 | 10, /* bitpos */ |
696 | complain_overflow_dont, /* complain_on_overflow */ | |
697 | bfd_elf_generic_reloc, /* special_function */ | |
698 | "R_SH_PLT_MEDLOW16", /* name */ | |
b34976b6 | 699 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
700 | 0, /* src_mask */ |
701 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 702 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
703 | |
704 | /* Used in MOVI and SHORI ((x >> 32) & 65536). */ | |
705 | HOWTO (R_SH_PLT_MEDHI16, /* type */ | |
706 | 32, /* rightshift */ | |
707 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
708 | 64, /* bitsize */ | |
b34976b6 | 709 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
710 | 10, /* bitpos */ |
711 | complain_overflow_dont, /* complain_on_overflow */ | |
712 | bfd_elf_generic_reloc, /* special_function */ | |
713 | "R_SH_PLT_MEDHI16", /* name */ | |
b34976b6 | 714 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
715 | 0, /* src_mask */ |
716 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 717 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
718 | |
719 | /* Used in MOVI and SHORI ((x >> 48) & 65536). */ | |
720 | HOWTO (R_SH_PLT_HI16, /* type */ | |
721 | 48, /* rightshift */ | |
722 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
723 | 64, /* bitsize */ | |
b34976b6 | 724 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
725 | 10, /* bitpos */ |
726 | complain_overflow_dont, /* complain_on_overflow */ | |
727 | bfd_elf_generic_reloc, /* special_function */ | |
728 | "R_SH_PLT_HI16", /* name */ | |
b34976b6 | 729 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
730 | 0, /* src_mask */ |
731 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 732 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
733 | |
734 | /* Used in MOVI and SHORI (x & 65536). */ | |
735 | HOWTO (R_SH_GOTOFF_LOW16, /* type */ | |
736 | 0, /* rightshift */ | |
737 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
738 | 64, /* bitsize */ | |
b34976b6 | 739 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
740 | 10, /* bitpos */ |
741 | complain_overflow_dont, /* complain_on_overflow */ | |
742 | bfd_elf_generic_reloc, /* special_function */ | |
743 | "R_SH_GOTOFF_LOW16", /* name */ | |
b34976b6 | 744 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
745 | 0, /* src_mask */ |
746 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 747 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
748 | |
749 | /* Used in MOVI and SHORI ((x >> 16) & 65536). */ | |
750 | HOWTO (R_SH_GOTOFF_MEDLOW16, /* type */ | |
751 | 16, /* rightshift */ | |
752 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
753 | 64, /* bitsize */ | |
b34976b6 | 754 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
755 | 10, /* bitpos */ |
756 | complain_overflow_dont, /* complain_on_overflow */ | |
757 | bfd_elf_generic_reloc, /* special_function */ | |
758 | "R_SH_GOTOFF_MEDLOW16", /* name */ | |
b34976b6 | 759 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
760 | 0, /* src_mask */ |
761 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 762 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
763 | |
764 | /* Used in MOVI and SHORI ((x >> 32) & 65536). */ | |
765 | HOWTO (R_SH_GOTOFF_MEDHI16, /* type */ | |
766 | 32, /* rightshift */ | |
767 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
768 | 64, /* bitsize */ | |
b34976b6 | 769 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
770 | 10, /* bitpos */ |
771 | complain_overflow_dont, /* complain_on_overflow */ | |
772 | bfd_elf_generic_reloc, /* special_function */ | |
773 | "R_SH_GOTOFF_MEDHI16", /* name */ | |
b34976b6 | 774 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
775 | 0, /* src_mask */ |
776 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 777 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
778 | |
779 | /* Used in MOVI and SHORI ((x >> 48) & 65536). */ | |
780 | HOWTO (R_SH_GOTOFF_HI16, /* type */ | |
781 | 48, /* rightshift */ | |
782 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
783 | 64, /* bitsize */ | |
b34976b6 | 784 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
785 | 10, /* bitpos */ |
786 | complain_overflow_dont, /* complain_on_overflow */ | |
787 | bfd_elf_generic_reloc, /* special_function */ | |
788 | "R_SH_GOTOFF_HI16", /* name */ | |
b34976b6 | 789 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
790 | 0, /* src_mask */ |
791 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 792 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
793 | |
794 | /* Used in MOVI and SHORI (x & 65536). */ | |
795 | HOWTO (R_SH_GOTPC_LOW16, /* type */ | |
796 | 0, /* rightshift */ | |
797 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
798 | 64, /* bitsize */ | |
b34976b6 | 799 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
800 | 10, /* bitpos */ |
801 | complain_overflow_dont, /* complain_on_overflow */ | |
802 | bfd_elf_generic_reloc, /* special_function */ | |
803 | "R_SH_GOTPC_LOW16", /* name */ | |
b34976b6 | 804 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
805 | 0, /* src_mask */ |
806 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 807 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
808 | |
809 | /* Used in MOVI and SHORI ((x >> 16) & 65536). */ | |
810 | HOWTO (R_SH_GOTPC_MEDLOW16, /* type */ | |
811 | 16, /* rightshift */ | |
812 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
813 | 64, /* bitsize */ | |
b34976b6 | 814 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
815 | 10, /* bitpos */ |
816 | complain_overflow_dont, /* complain_on_overflow */ | |
817 | bfd_elf_generic_reloc, /* special_function */ | |
818 | "R_SH_GOTPC_MEDLOW16", /* name */ | |
b34976b6 | 819 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
820 | 0, /* src_mask */ |
821 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 822 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
823 | |
824 | /* Used in MOVI and SHORI ((x >> 32) & 65536). */ | |
825 | HOWTO (R_SH_GOTPC_MEDHI16, /* type */ | |
826 | 32, /* rightshift */ | |
827 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
828 | 64, /* bitsize */ | |
b34976b6 | 829 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
830 | 10, /* bitpos */ |
831 | complain_overflow_dont, /* complain_on_overflow */ | |
832 | bfd_elf_generic_reloc, /* special_function */ | |
833 | "R_SH_GOTPC_MEDHI16", /* name */ | |
b34976b6 | 834 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
835 | 0, /* src_mask */ |
836 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 837 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
838 | |
839 | /* Used in MOVI and SHORI ((x >> 48) & 65536). */ | |
840 | HOWTO (R_SH_GOTPC_HI16, /* type */ | |
841 | 48, /* rightshift */ | |
842 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
843 | 64, /* bitsize */ | |
b34976b6 | 844 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
845 | 10, /* bitpos */ |
846 | complain_overflow_dont, /* complain_on_overflow */ | |
847 | bfd_elf_generic_reloc, /* special_function */ | |
848 | "R_SH_GOTPC_HI16", /* name */ | |
b34976b6 | 849 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
850 | 0, /* src_mask */ |
851 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 852 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
853 | |
854 | /* Used in LD.L, FLD.S et al. */ | |
855 | HOWTO (R_SH_GOT10BY4, /* type */ | |
856 | 2, /* rightshift */ | |
857 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
858 | 12, /* bitsize */ | |
b34976b6 | 859 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
860 | 10, /* bitpos */ |
861 | complain_overflow_signed, /* complain_on_overflow */ | |
862 | bfd_elf_generic_reloc, /* special_function */ | |
863 | "R_SH_GOT10BY4", /* name */ | |
b34976b6 | 864 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
865 | 0, /* src_mask */ |
866 | 0xffc00, /* dst_mask */ | |
b34976b6 | 867 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
868 | |
869 | /* Used in LD.L, FLD.S et al. */ | |
870 | HOWTO (R_SH_GOTPLT10BY4, /* type */ | |
871 | 2, /* rightshift */ | |
872 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
873 | 12, /* bitsize */ | |
b34976b6 | 874 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
875 | 10, /* bitpos */ |
876 | complain_overflow_signed, /* complain_on_overflow */ | |
877 | bfd_elf_generic_reloc, /* special_function */ | |
878 | "R_SH_GOTPLT10BY4", /* name */ | |
b34976b6 | 879 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
880 | 0, /* src_mask */ |
881 | 0xffc00, /* dst_mask */ | |
b34976b6 | 882 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
883 | |
884 | /* Used in FLD.D, FST.P et al. */ | |
885 | HOWTO (R_SH_GOT10BY8, /* type */ | |
886 | 3, /* rightshift */ | |
887 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
888 | 13, /* bitsize */ | |
b34976b6 | 889 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
890 | 10, /* bitpos */ |
891 | complain_overflow_signed, /* complain_on_overflow */ | |
892 | bfd_elf_generic_reloc, /* special_function */ | |
893 | "R_SH_GOT10BY8", /* name */ | |
b34976b6 | 894 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
895 | 0, /* src_mask */ |
896 | 0xffc00, /* dst_mask */ | |
b34976b6 | 897 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
898 | |
899 | /* Used in FLD.D, FST.P et al. */ | |
900 | HOWTO (R_SH_GOTPLT10BY8, /* type */ | |
901 | 3, /* rightshift */ | |
902 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
903 | 13, /* bitsize */ | |
b34976b6 | 904 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
905 | 10, /* bitpos */ |
906 | complain_overflow_signed, /* complain_on_overflow */ | |
907 | bfd_elf_generic_reloc, /* special_function */ | |
908 | "R_SH_GOTPLT10BY8", /* name */ | |
b34976b6 | 909 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
910 | 0, /* src_mask */ |
911 | 0xffc00, /* dst_mask */ | |
b34976b6 | 912 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
913 | |
914 | HOWTO (R_SH_COPY64, /* type */ | |
915 | 0, /* rightshift */ | |
916 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
917 | 64, /* bitsize */ | |
b34976b6 | 918 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
919 | 0, /* bitpos */ |
920 | complain_overflow_dont, /* complain_on_overflow */ | |
921 | bfd_elf_generic_reloc, /* special_function */ | |
922 | "R_SH_COPY64", /* name */ | |
b34976b6 | 923 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
924 | 0, /* src_mask */ |
925 | ((bfd_vma) 0) - 1, /* dst_mask */ | |
b34976b6 | 926 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
927 | |
928 | HOWTO (R_SH_GLOB_DAT64, /* type */ | |
929 | 0, /* rightshift */ | |
930 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
931 | 64, /* bitsize */ | |
b34976b6 | 932 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
933 | 0, /* bitpos */ |
934 | complain_overflow_dont, /* complain_on_overflow */ | |
935 | bfd_elf_generic_reloc, /* special_function */ | |
936 | "R_SH_GLOB_DAT64", /* name */ | |
b34976b6 | 937 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
938 | 0, /* src_mask */ |
939 | ((bfd_vma) 0) - 1, /* dst_mask */ | |
b34976b6 | 940 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
941 | |
942 | HOWTO (R_SH_JMP_SLOT64, /* type */ | |
943 | 0, /* rightshift */ | |
944 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
945 | 64, /* bitsize */ | |
b34976b6 | 946 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
947 | 0, /* bitpos */ |
948 | complain_overflow_dont, /* complain_on_overflow */ | |
949 | bfd_elf_generic_reloc, /* special_function */ | |
950 | "R_SH_JMP_SLOT64", /* name */ | |
b34976b6 | 951 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
952 | 0, /* src_mask */ |
953 | ((bfd_vma) 0) - 1, /* dst_mask */ | |
b34976b6 | 954 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
955 | |
956 | HOWTO (R_SH_RELATIVE64, /* type */ | |
957 | 0, /* rightshift */ | |
958 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
959 | 64, /* bitsize */ | |
b34976b6 | 960 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
961 | 0, /* bitpos */ |
962 | complain_overflow_dont, /* complain_on_overflow */ | |
963 | bfd_elf_generic_reloc, /* special_function */ | |
964 | "R_SH_RELATIVE64", /* name */ | |
b34976b6 | 965 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
966 | 0, /* src_mask */ |
967 | ((bfd_vma) 0) - 1, /* dst_mask */ | |
b34976b6 | 968 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
969 | |
970 | EMPTY_HOWTO (197), | |
971 | EMPTY_HOWTO (198), | |
972 | EMPTY_HOWTO (199), | |
973 | EMPTY_HOWTO (200), | |
974 | EMPTY_HOWTO (201), | |
975 | EMPTY_HOWTO (202), | |
976 | EMPTY_HOWTO (203), | |
977 | EMPTY_HOWTO (204), | |
978 | EMPTY_HOWTO (205), | |
979 | EMPTY_HOWTO (206), | |
980 | EMPTY_HOWTO (207), | |
981 | EMPTY_HOWTO (208), | |
982 | EMPTY_HOWTO (209), | |
983 | EMPTY_HOWTO (210), | |
984 | EMPTY_HOWTO (211), | |
985 | EMPTY_HOWTO (212), | |
986 | EMPTY_HOWTO (213), | |
987 | EMPTY_HOWTO (214), | |
988 | EMPTY_HOWTO (215), | |
989 | EMPTY_HOWTO (216), | |
990 | EMPTY_HOWTO (217), | |
991 | EMPTY_HOWTO (218), | |
992 | EMPTY_HOWTO (219), | |
993 | EMPTY_HOWTO (220), | |
994 | EMPTY_HOWTO (221), | |
995 | EMPTY_HOWTO (222), | |
996 | EMPTY_HOWTO (223), | |
997 | EMPTY_HOWTO (224), | |
998 | EMPTY_HOWTO (225), | |
999 | EMPTY_HOWTO (226), | |
1000 | EMPTY_HOWTO (227), | |
1001 | EMPTY_HOWTO (228), | |
1002 | EMPTY_HOWTO (229), | |
1003 | EMPTY_HOWTO (230), | |
1004 | EMPTY_HOWTO (231), | |
1005 | EMPTY_HOWTO (232), | |
1006 | EMPTY_HOWTO (233), | |
1007 | EMPTY_HOWTO (234), | |
1008 | EMPTY_HOWTO (235), | |
1009 | EMPTY_HOWTO (236), | |
1010 | EMPTY_HOWTO (237), | |
1011 | EMPTY_HOWTO (238), | |
1012 | EMPTY_HOWTO (239), | |
1013 | EMPTY_HOWTO (240), | |
1014 | EMPTY_HOWTO (241), | |
1015 | ||
1016 | /* Relocations for SHmedia code. None of these are partial_inplace or | |
1017 | use the field being relocated. */ | |
1018 | ||
1019 | /* The assembler will generate this reloc before a block of SHmedia | |
1020 | instructions. A section should be processed as assuming it contains | |
1021 | data, unless this reloc is seen. Note that a block of SHcompact | |
1022 | instructions are instead preceded by R_SH_CODE. | |
1023 | This is currently not implemented, but should be used for SHmedia | |
1024 | linker relaxation. */ | |
1025 | HOWTO (R_SH_SHMEDIA_CODE, /* type */ | |
1026 | 0, /* rightshift */ | |
1027 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
1028 | 0, /* bitsize */ | |
b34976b6 | 1029 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
1030 | 0, /* bitpos */ |
1031 | complain_overflow_unsigned, /* complain_on_overflow */ | |
1032 | sh_elf64_ignore_reloc, /* special_function */ | |
1033 | "R_SH_SHMEDIA_CODE", /* name */ | |
b34976b6 | 1034 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
1035 | 0, /* src_mask */ |
1036 | 0, /* dst_mask */ | |
b34976b6 | 1037 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
1038 | |
1039 | /* The assembler will generate this reloc at a PTA or PTB instruction, | |
1040 | and the linker checks the right type of target, or changes a PTA to a | |
1041 | PTB, if the original insn was PT. */ | |
1042 | HOWTO (R_SH_PT_16, /* type */ | |
1043 | 2, /* rightshift */ | |
1044 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1045 | 18, /* bitsize */ | |
b34976b6 | 1046 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
1047 | 10, /* bitpos */ |
1048 | complain_overflow_signed, /* complain_on_overflow */ | |
1049 | bfd_elf_generic_reloc, /* special_function */ | |
1050 | "R_SH_PT_16", /* name */ | |
b34976b6 | 1051 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
1052 | 0, /* src_mask */ |
1053 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 1054 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
1055 | |
1056 | /* Used in unexpanded MOVI. */ | |
1057 | HOWTO (R_SH_IMMS16, /* type */ | |
1058 | 0, /* rightshift */ | |
1059 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1060 | 16, /* bitsize */ | |
b34976b6 | 1061 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
1062 | 10, /* bitpos */ |
1063 | complain_overflow_signed, /* complain_on_overflow */ | |
1064 | bfd_elf_generic_reloc, /* special_function */ | |
1065 | "R_SH_IMMS16", /* name */ | |
b34976b6 | 1066 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
1067 | 0, /* src_mask */ |
1068 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 1069 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
1070 | |
1071 | /* Used in SHORI. */ | |
1072 | HOWTO (R_SH_IMMU16, /* type */ | |
1073 | 0, /* rightshift */ | |
1074 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1075 | 16, /* bitsize */ | |
b34976b6 | 1076 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
1077 | 10, /* bitpos */ |
1078 | complain_overflow_unsigned, /* complain_on_overflow */ | |
1079 | bfd_elf_generic_reloc, /* special_function */ | |
1080 | "R_SH_IMMU16", /* name */ | |
b34976b6 | 1081 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
1082 | 0, /* src_mask */ |
1083 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 1084 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
1085 | |
1086 | /* Used in MOVI and SHORI (x & 65536). */ | |
1087 | HOWTO (R_SH_IMM_LOW16, /* type */ | |
1088 | 0, /* rightshift */ | |
1089 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1090 | 64, /* bitsize */ | |
b34976b6 | 1091 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
1092 | 10, /* bitpos */ |
1093 | complain_overflow_dont, /* complain_on_overflow */ | |
1094 | bfd_elf_generic_reloc, /* special_function */ | |
1095 | "R_SH_IMM_LOW16", /* name */ | |
b34976b6 | 1096 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
1097 | 0, /* src_mask */ |
1098 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 1099 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
1100 | |
1101 | /* Used in MOVI and SHORI ((x - $) & 65536). */ | |
1102 | HOWTO (R_SH_IMM_LOW16_PCREL, /* type */ | |
1103 | 0, /* rightshift */ | |
1104 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1105 | 64, /* bitsize */ | |
b34976b6 | 1106 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
1107 | 10, /* bitpos */ |
1108 | complain_overflow_dont, /* complain_on_overflow */ | |
1109 | bfd_elf_generic_reloc, /* special_function */ | |
1110 | "R_SH_IMM_LOW16_PCREL", /* name */ | |
b34976b6 | 1111 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
1112 | 0, /* src_mask */ |
1113 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 1114 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
1115 | |
1116 | /* Used in MOVI and SHORI ((x >> 16) & 65536). */ | |
1117 | HOWTO (R_SH_IMM_MEDLOW16, /* type */ | |
1118 | 16, /* rightshift */ | |
1119 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1120 | 64, /* bitsize */ | |
b34976b6 | 1121 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
1122 | 10, /* bitpos */ |
1123 | complain_overflow_dont, /* complain_on_overflow */ | |
1124 | bfd_elf_generic_reloc, /* special_function */ | |
1125 | "R_SH_IMM_MEDLOW16", /* name */ | |
b34976b6 | 1126 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
1127 | 0, /* src_mask */ |
1128 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 1129 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
1130 | |
1131 | /* Used in MOVI and SHORI (((x - $) >> 16) & 65536). */ | |
1132 | HOWTO (R_SH_IMM_MEDLOW16_PCREL, /* type */ | |
1133 | 16, /* rightshift */ | |
1134 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1135 | 64, /* bitsize */ | |
b34976b6 | 1136 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
1137 | 10, /* bitpos */ |
1138 | complain_overflow_dont, /* complain_on_overflow */ | |
1139 | bfd_elf_generic_reloc, /* special_function */ | |
1140 | "R_SH_IMM_MEDLOW16_PCREL", /* name */ | |
b34976b6 | 1141 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
1142 | 0, /* src_mask */ |
1143 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 1144 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
1145 | |
1146 | /* Used in MOVI and SHORI ((x >> 32) & 65536). */ | |
1147 | HOWTO (R_SH_IMM_MEDHI16, /* type */ | |
1148 | 32, /* rightshift */ | |
1149 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1150 | 64, /* bitsize */ | |
b34976b6 | 1151 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
1152 | 10, /* bitpos */ |
1153 | complain_overflow_dont, /* complain_on_overflow */ | |
1154 | bfd_elf_generic_reloc, /* special_function */ | |
1155 | "R_SH_IMM_MEDHI16", /* name */ | |
b34976b6 | 1156 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
1157 | 0, /* src_mask */ |
1158 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 1159 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
1160 | |
1161 | /* Used in MOVI and SHORI (((x - $) >> 32) & 65536). */ | |
1162 | HOWTO (R_SH_IMM_MEDHI16_PCREL, /* type */ | |
1163 | 32, /* rightshift */ | |
1164 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1165 | 64, /* bitsize */ | |
b34976b6 | 1166 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
1167 | 10, /* bitpos */ |
1168 | complain_overflow_dont, /* complain_on_overflow */ | |
1169 | bfd_elf_generic_reloc, /* special_function */ | |
1170 | "R_SH_IMM_MEDHI16_PCREL", /* name */ | |
b34976b6 | 1171 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
1172 | 0, /* src_mask */ |
1173 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 1174 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
1175 | |
1176 | /* Used in MOVI and SHORI ((x >> 48) & 65536). */ | |
1177 | HOWTO (R_SH_IMM_HI16, /* type */ | |
1178 | 48, /* rightshift */ | |
1179 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1180 | 64, /* bitsize */ | |
b34976b6 | 1181 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
1182 | 10, /* bitpos */ |
1183 | complain_overflow_dont, /* complain_on_overflow */ | |
1184 | bfd_elf_generic_reloc, /* special_function */ | |
1185 | "R_SH_IMM_HI16", /* name */ | |
b34976b6 | 1186 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
1187 | 0, /* src_mask */ |
1188 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 1189 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
1190 | |
1191 | /* Used in MOVI and SHORI (((x - $) >> 48) & 65536). */ | |
1192 | HOWTO (R_SH_IMM_HI16_PCREL, /* type */ | |
1193 | 48, /* rightshift */ | |
1194 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1195 | 64, /* bitsize */ | |
b34976b6 | 1196 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
1197 | 10, /* bitpos */ |
1198 | complain_overflow_dont, /* complain_on_overflow */ | |
1199 | bfd_elf_generic_reloc, /* special_function */ | |
1200 | "R_SH_IMM_HI16_PCREL", /* name */ | |
b34976b6 | 1201 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
1202 | 0, /* src_mask */ |
1203 | 0x3fffc00, /* dst_mask */ | |
b34976b6 | 1204 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
1205 | |
1206 | /* For the .uaquad pseudo. */ | |
1207 | HOWTO (R_SH_64, /* type */ | |
1208 | 0, /* rightshift */ | |
1209 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
1210 | 64, /* bitsize */ | |
b34976b6 | 1211 | FALSE, /* pc_relative */ |
fbca6ad9 AO |
1212 | 0, /* bitpos */ |
1213 | complain_overflow_dont, /* complain_on_overflow */ | |
1214 | bfd_elf_generic_reloc, /* special_function */ | |
1215 | "R_SH_64", /* name */ | |
b34976b6 | 1216 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
1217 | 0, /* src_mask */ |
1218 | ((bfd_vma) 0) - 1, /* dst_mask */ | |
b34976b6 | 1219 | FALSE), /* pcrel_offset */ |
fbca6ad9 AO |
1220 | |
1221 | /* For the .uaquad pseudo, (x - $). */ | |
1222 | HOWTO (R_SH_64_PCREL, /* type */ | |
1223 | 48, /* rightshift */ | |
1224 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1225 | 64, /* bitsize */ | |
b34976b6 | 1226 | TRUE, /* pc_relative */ |
fbca6ad9 AO |
1227 | 10, /* bitpos */ |
1228 | complain_overflow_dont, /* complain_on_overflow */ | |
1229 | bfd_elf_generic_reloc, /* special_function */ | |
1230 | "R_SH_64_PCREL", /* name */ | |
b34976b6 | 1231 | FALSE, /* partial_inplace */ |
fbca6ad9 AO |
1232 | 0, /* src_mask */ |
1233 | ((bfd_vma) 0) - 1, /* dst_mask */ | |
b34976b6 | 1234 | TRUE), /* pcrel_offset */ |
fbca6ad9 AO |
1235 | |
1236 | }; | |
1237 | ||
1238 | /* This function is used for relocs which are only used for relaxing, | |
1239 | which the linker should otherwise ignore. */ | |
1240 | ||
1241 | static bfd_reloc_status_type | |
09fd220b KK |
1242 | sh_elf64_ignore_reloc (bfd *abfd ATTRIBUTE_UNUSED, arelent *reloc_entry, |
1243 | asymbol *symbol ATTRIBUTE_UNUSED, | |
1244 | void *data ATTRIBUTE_UNUSED, asection *input_section, | |
1245 | bfd *output_bfd, | |
1246 | char **error_message ATTRIBUTE_UNUSED) | |
fbca6ad9 AO |
1247 | { |
1248 | if (output_bfd != NULL) | |
1249 | reloc_entry->address += input_section->output_offset; | |
1250 | return bfd_reloc_ok; | |
1251 | } | |
1252 | ||
1253 | /* This function is used for normal relocs. This used to be like the COFF | |
1254 | function, and is almost certainly incorrect for other ELF targets. | |
1255 | ||
1256 | See sh_elf_reloc in elf32-sh.c for the original. */ | |
1257 | ||
1258 | static bfd_reloc_status_type | |
09fd220b KK |
1259 | sh_elf64_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol_in, |
1260 | void *data, asection *input_section, bfd *output_bfd, | |
1261 | char **error_message ATTRIBUTE_UNUSED) | |
fbca6ad9 AO |
1262 | { |
1263 | unsigned long insn; | |
1264 | bfd_vma sym_value; | |
1265 | enum elf_sh_reloc_type r_type; | |
1266 | bfd_vma addr = reloc_entry->address; | |
1267 | bfd_byte *hit_data = addr + (bfd_byte *) data; | |
1268 | ||
1269 | r_type = (enum elf_sh_reloc_type) reloc_entry->howto->type; | |
1270 | ||
1271 | if (output_bfd != NULL) | |
1272 | { | |
1273 | /* Partial linking--do nothing. */ | |
1274 | reloc_entry->address += input_section->output_offset; | |
1275 | return bfd_reloc_ok; | |
1276 | } | |
1277 | ||
1278 | if (symbol_in != NULL | |
1279 | && bfd_is_und_section (symbol_in->section)) | |
1280 | return bfd_reloc_undefined; | |
1281 | ||
1282 | if (bfd_is_com_section (symbol_in->section)) | |
cedb70c5 KH |
1283 | sym_value = 0; |
1284 | else | |
fbca6ad9 AO |
1285 | sym_value = (symbol_in->value + |
1286 | symbol_in->section->output_section->vma + | |
1287 | symbol_in->section->output_offset); | |
1288 | ||
1289 | switch (r_type) | |
1290 | { | |
1291 | case R_SH_DIR32: | |
1292 | insn = bfd_get_32 (abfd, hit_data); | |
1293 | insn += sym_value + reloc_entry->addend; | |
1294 | bfd_put_32 (abfd, insn, hit_data); | |
1295 | break; | |
1296 | ||
1297 | default: | |
1298 | abort (); | |
1299 | break; | |
1300 | } | |
1301 | ||
1302 | return bfd_reloc_ok; | |
1303 | } | |
1304 | ||
1305 | /* This structure is used to map BFD reloc codes to SH ELF relocs. */ | |
1306 | ||
1307 | struct elf_reloc_map | |
1308 | { | |
1309 | bfd_reloc_code_real_type bfd_reloc_val; | |
1310 | unsigned char elf_reloc_val; | |
1311 | }; | |
1312 | ||
1313 | /* An array mapping BFD reloc codes to SH ELF relocs. */ | |
1314 | ||
1315 | static const struct elf_reloc_map sh64_reloc_map[] = | |
1316 | { | |
1317 | { BFD_RELOC_NONE, R_SH_NONE }, | |
1318 | { BFD_RELOC_32, R_SH_DIR32 }, | |
1319 | { BFD_RELOC_CTOR, R_SH_DIR32 }, | |
1320 | { BFD_RELOC_32_PCREL, R_SH_REL32 }, | |
1321 | { BFD_RELOC_8_PCREL, R_SH_SWITCH8 }, | |
1322 | { BFD_RELOC_SH_SWITCH16, R_SH_SWITCH16 }, | |
1323 | { BFD_RELOC_SH_SWITCH32, R_SH_SWITCH32 }, | |
1324 | { BFD_RELOC_VTABLE_INHERIT, R_SH_GNU_VTINHERIT }, | |
1325 | { BFD_RELOC_VTABLE_ENTRY, R_SH_GNU_VTENTRY }, | |
1326 | { BFD_RELOC_SH_GOT_LOW16, R_SH_GOT_LOW16 }, | |
1327 | { BFD_RELOC_SH_GOT_MEDLOW16, R_SH_GOT_MEDLOW16 }, | |
1328 | { BFD_RELOC_SH_GOT_MEDHI16, R_SH_GOT_MEDHI16 }, | |
1329 | { BFD_RELOC_SH_GOT_HI16, R_SH_GOT_HI16 }, | |
1330 | { BFD_RELOC_SH_GOTPLT_LOW16, R_SH_GOTPLT_LOW16 }, | |
1331 | { BFD_RELOC_SH_GOTPLT_MEDLOW16, R_SH_GOTPLT_MEDLOW16 }, | |
1332 | { BFD_RELOC_SH_GOTPLT_MEDHI16, R_SH_GOTPLT_MEDHI16 }, | |
1333 | { BFD_RELOC_SH_GOTPLT_HI16, R_SH_GOTPLT_HI16 }, | |
1334 | { BFD_RELOC_SH_PLT_LOW16, R_SH_PLT_LOW16 }, | |
1335 | { BFD_RELOC_SH_PLT_MEDLOW16, R_SH_PLT_MEDLOW16 }, | |
1336 | { BFD_RELOC_SH_PLT_MEDHI16, R_SH_PLT_MEDHI16 }, | |
1337 | { BFD_RELOC_SH_PLT_HI16, R_SH_PLT_HI16 }, | |
1338 | { BFD_RELOC_SH_GOTOFF_LOW16, R_SH_GOTOFF_LOW16 }, | |
1339 | { BFD_RELOC_SH_GOTOFF_MEDLOW16, R_SH_GOTOFF_MEDLOW16 }, | |
1340 | { BFD_RELOC_SH_GOTOFF_MEDHI16, R_SH_GOTOFF_MEDHI16 }, | |
1341 | { BFD_RELOC_SH_GOTOFF_HI16, R_SH_GOTOFF_HI16 }, | |
1342 | { BFD_RELOC_SH_GOTPC_LOW16, R_SH_GOTPC_LOW16 }, | |
1343 | { BFD_RELOC_SH_GOTPC_MEDLOW16, R_SH_GOTPC_MEDLOW16 }, | |
1344 | { BFD_RELOC_SH_GOTPC_MEDHI16, R_SH_GOTPC_MEDHI16 }, | |
1345 | { BFD_RELOC_SH_GOTPC_HI16, R_SH_GOTPC_HI16 }, | |
1346 | { BFD_RELOC_SH_COPY64, R_SH_COPY64 }, | |
1347 | { BFD_RELOC_SH_GLOB_DAT64, R_SH_GLOB_DAT64 }, | |
1348 | { BFD_RELOC_SH_JMP_SLOT64, R_SH_JMP_SLOT64 }, | |
1349 | { BFD_RELOC_SH_RELATIVE64, R_SH_RELATIVE64 }, | |
1350 | { BFD_RELOC_SH_GOT10BY4, R_SH_GOT10BY4 }, | |
1351 | { BFD_RELOC_SH_GOT10BY8, R_SH_GOT10BY8 }, | |
1352 | { BFD_RELOC_SH_GOTPLT10BY4, R_SH_GOTPLT10BY4 }, | |
1353 | { BFD_RELOC_SH_GOTPLT10BY8, R_SH_GOTPLT10BY8 }, | |
1354 | { BFD_RELOC_SH_PT_16, R_SH_PT_16 }, | |
1355 | { BFD_RELOC_SH_SHMEDIA_CODE, R_SH_SHMEDIA_CODE }, | |
1356 | { BFD_RELOC_SH_IMMU5, R_SH_DIR5U }, | |
1357 | { BFD_RELOC_SH_IMMS6, R_SH_DIR6S }, | |
1358 | { BFD_RELOC_SH_IMMU6, R_SH_DIR6U }, | |
1359 | { BFD_RELOC_SH_IMMS10, R_SH_DIR10S }, | |
1360 | { BFD_RELOC_SH_IMMS10BY2, R_SH_DIR10SW }, | |
1361 | { BFD_RELOC_SH_IMMS10BY4, R_SH_DIR10SL }, | |
1362 | { BFD_RELOC_SH_IMMS10BY8, R_SH_DIR10SQ }, | |
1363 | { BFD_RELOC_SH_IMMS16, R_SH_IMMS16 }, | |
1364 | { BFD_RELOC_SH_IMMU16, R_SH_IMMU16 }, | |
1365 | { BFD_RELOC_SH_IMM_LOW16, R_SH_IMM_LOW16 }, | |
1366 | { BFD_RELOC_SH_IMM_LOW16_PCREL, R_SH_IMM_LOW16_PCREL }, | |
1367 | { BFD_RELOC_SH_IMM_MEDLOW16, R_SH_IMM_MEDLOW16 }, | |
1368 | { BFD_RELOC_SH_IMM_MEDLOW16_PCREL, R_SH_IMM_MEDLOW16_PCREL }, | |
1369 | { BFD_RELOC_SH_IMM_MEDHI16, R_SH_IMM_MEDHI16 }, | |
1370 | { BFD_RELOC_SH_IMM_MEDHI16_PCREL, R_SH_IMM_MEDHI16_PCREL }, | |
1371 | { BFD_RELOC_SH_IMM_HI16, R_SH_IMM_HI16 }, | |
1372 | { BFD_RELOC_SH_IMM_HI16_PCREL, R_SH_IMM_HI16_PCREL }, | |
1373 | { BFD_RELOC_64, R_SH_64 }, | |
1374 | { BFD_RELOC_64_PCREL, R_SH_64_PCREL }, | |
1375 | }; | |
1376 | ||
1377 | /* Given a BFD reloc code, return the howto structure for the | |
1378 | corresponding SH ELf reloc. */ | |
1379 | ||
1380 | static reloc_howto_type * | |
09fd220b KK |
1381 | sh_elf64_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, |
1382 | bfd_reloc_code_real_type code) | |
fbca6ad9 AO |
1383 | { |
1384 | unsigned int i; | |
1385 | ||
1386 | for (i = 0; i < sizeof (sh64_reloc_map) / sizeof (struct elf_reloc_map); i++) | |
1387 | { | |
1388 | if (sh64_reloc_map[i].bfd_reloc_val == code) | |
1389 | return &sh_elf64_howto_table[(int) sh64_reloc_map[i].elf_reloc_val]; | |
1390 | } | |
1391 | ||
1392 | return NULL; | |
1393 | } | |
1394 | ||
1395 | /* Given an ELF reloc, fill in the howto field of a relent. | |
1396 | ||
1397 | See sh_elf_info_to_howto in elf32-sh.c for the original. */ | |
1398 | ||
1399 | static void | |
09fd220b KK |
1400 | sh_elf64_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED, arelent *cache_ptr, |
1401 | Elf_Internal_Rela *dst) | |
fbca6ad9 AO |
1402 | { |
1403 | unsigned int r; | |
1404 | ||
1405 | r = ELF64_R_TYPE (dst->r_info); | |
1406 | ||
1407 | BFD_ASSERT (r <= (unsigned int) R_SH_64_PCREL); | |
1408 | BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC || r > R_SH_LAST_INVALID_RELOC); | |
1409 | BFD_ASSERT (r < R_SH_DIR8WPN || r > R_SH_LAST_INVALID_RELOC_2); | |
1410 | BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_3 || r > R_SH_GOTPLT32); | |
1411 | BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_4 || r > R_SH_LAST_INVALID_RELOC_4); | |
1412 | ||
1413 | cache_ptr->howto = &sh_elf64_howto_table[r]; | |
1414 | } | |
1415 | ||
1416 | /* Relocate an SH ELF section. | |
1417 | ||
1418 | See sh_elf_info_to_howto in elf32-sh.c for the original. */ | |
1419 | ||
b34976b6 | 1420 | static bfd_boolean |
09fd220b KK |
1421 | sh_elf64_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, |
1422 | struct bfd_link_info *info, bfd *input_bfd, | |
1423 | asection *input_section, bfd_byte *contents, | |
1424 | Elf_Internal_Rela *relocs, | |
1425 | Elf_Internal_Sym *local_syms, | |
1426 | asection **local_sections) | |
fbca6ad9 AO |
1427 | { |
1428 | Elf_Internal_Shdr *symtab_hdr; | |
1429 | struct elf_link_hash_entry **sym_hashes; | |
1430 | Elf_Internal_Rela *rel, *relend; | |
1431 | bfd *dynobj; | |
1432 | bfd_vma *local_got_offsets; | |
1433 | asection *sgot; | |
1434 | asection *sgotplt; | |
1435 | asection *splt; | |
1436 | asection *sreloc; | |
1437 | bfd_vma disp, dropped; | |
1438 | ||
1439 | symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; | |
1440 | sym_hashes = elf_sym_hashes (input_bfd); | |
1441 | dynobj = elf_hash_table (info)->dynobj; | |
1442 | local_got_offsets = elf_local_got_offsets (input_bfd); | |
1443 | ||
1444 | sgot = NULL; | |
1445 | sgotplt = NULL; | |
1446 | splt = NULL; | |
1447 | sreloc = NULL; | |
1448 | ||
1449 | rel = relocs; | |
1450 | relend = relocs + input_section->reloc_count; | |
1451 | for (; rel < relend; rel++) | |
1452 | { | |
1453 | int r_type; | |
1454 | reloc_howto_type *howto; | |
1455 | unsigned long r_symndx; | |
1456 | Elf_Internal_Sym *sym; | |
1457 | asection *sec; | |
1458 | struct elf_link_hash_entry *h; | |
1459 | bfd_vma relocation; | |
1460 | bfd_vma addend = (bfd_vma)0; | |
1461 | bfd_reloc_status_type r; | |
1462 | int seen_stt_datalabel = 0; | |
1463 | ||
1464 | r_symndx = ELF64_R_SYM (rel->r_info); | |
1465 | ||
1466 | r_type = ELF64_R_TYPE (rel->r_info); | |
1467 | ||
1468 | if (r_type == (int) R_SH_NONE) | |
1469 | continue; | |
1470 | ||
1471 | if (r_type < 0 | |
1472 | || r_type > R_SH_64_PCREL | |
1473 | || (r_type >= (int) R_SH_FIRST_INVALID_RELOC | |
1474 | && r_type <= (int) R_SH_LAST_INVALID_RELOC) | |
1475 | || (r_type >= (int) R_SH_DIR8WPN | |
0c72ffe0 KK |
1476 | && r_type <= (int) R_SH_LAST_INVALID_RELOC) |
1477 | || (r_type >= (int) R_SH_GNU_VTINHERIT | |
1478 | && r_type <= (int) R_SH_PSHL) | |
1479 | || (r_type >= (int) R_SH_FIRST_INVALID_RELOC_2 | |
fbca6ad9 AO |
1480 | && r_type <= R_SH_GOTPLT32) |
1481 | || (r_type >= (int) R_SH_FIRST_INVALID_RELOC_4 | |
1482 | && r_type <= (int) R_SH_LAST_INVALID_RELOC_4)) | |
1483 | { | |
1484 | bfd_set_error (bfd_error_bad_value); | |
b34976b6 | 1485 | return FALSE; |
fbca6ad9 AO |
1486 | } |
1487 | ||
1488 | howto = sh_elf64_howto_table + r_type; | |
1489 | ||
1490 | /* This is a final link. */ | |
1491 | h = NULL; | |
1492 | sym = NULL; | |
1493 | sec = NULL; | |
1494 | if (r_symndx < symtab_hdr->sh_info) | |
1495 | { | |
1496 | sym = local_syms + r_symndx; | |
1497 | sec = local_sections[r_symndx]; | |
1498 | relocation = ((sec->output_section->vma | |
1499 | + sec->output_offset | |
1500 | + sym->st_value) | |
1501 | | ((sym->st_other & STO_SH5_ISA32) != 0)); | |
1502 | ||
1503 | /* A local symbol never has STO_SH5_ISA32, so we don't need | |
1504 | datalabel processing here. Make sure this does not change | |
1505 | without notice. */ | |
1506 | if ((sym->st_other & STO_SH5_ISA32) != 0) | |
1507 | ((*info->callbacks->reloc_dangerous) | |
1508 | (info, | |
1509 | _("Unexpected STO_SH5_ISA32 on local symbol is not handled"), | |
1510 | input_bfd, input_section, rel->r_offset)); | |
1511 | ||
1049f94e | 1512 | if (info->relocatable) |
fbca6ad9 | 1513 | { |
1049f94e | 1514 | /* This is a relocatable link. We don't have to change |
fbca6ad9 AO |
1515 | anything, unless the reloc is against a section symbol, |
1516 | in which case we have to adjust according to where the | |
1517 | section symbol winds up in the output section. */ | |
1518 | sym = local_syms + r_symndx; | |
1519 | if (ELF_ST_TYPE (sym->st_info) == STT_SECTION) | |
1520 | goto final_link_relocate; | |
1521 | ||
1522 | continue; | |
1523 | } | |
a0087177 JW |
1524 | else if (! howto->partial_inplace) |
1525 | { | |
8517fae7 | 1526 | relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel); |
a0087177 JW |
1527 | relocation |= ((sym->st_other & STO_SH5_ISA32) != 0); |
1528 | } | |
1529 | else if ((sec->flags & SEC_MERGE) | |
1530 | && ELF_ST_TYPE (sym->st_info) == STT_SECTION) | |
1531 | { | |
1532 | asection *msec; | |
1533 | ||
1534 | if (howto->rightshift || howto->src_mask != 0xffffffff) | |
1535 | { | |
1536 | (*_bfd_error_handler) | |
d003868e AM |
1537 | (_("%B(%A+0x%lx): %s relocation against SEC_MERGE section"), |
1538 | input_bfd, input_section, | |
a0087177 | 1539 | (long) rel->r_offset, howto->name); |
b34976b6 | 1540 | return FALSE; |
a0087177 JW |
1541 | } |
1542 | ||
1543 | addend = bfd_get_32 (input_bfd, contents + rel->r_offset); | |
1544 | msec = sec; | |
1545 | addend = | |
1546 | _bfd_elf_rel_local_sym (output_bfd, sym, &msec, addend) | |
1547 | - relocation; | |
1548 | addend += msec->output_section->vma + msec->output_offset; | |
1549 | bfd_put_32 (input_bfd, addend, contents + rel->r_offset); | |
1550 | addend = 0; | |
1551 | } | |
fbca6ad9 AO |
1552 | } |
1553 | else | |
1554 | { | |
560e09e9 NC |
1555 | /* ??? Could we use the RELOC_FOR_GLOBAL_SYMBOL macro here ? */ |
1556 | ||
fbca6ad9 AO |
1557 | /* Section symbols are never (?) placed in the hash table, so |
1558 | we can just ignore hash relocations when creating a | |
1049f94e AM |
1559 | relocatable object file. */ |
1560 | if (info->relocatable) | |
fbca6ad9 AO |
1561 | continue; |
1562 | ||
1563 | h = sym_hashes[r_symndx - symtab_hdr->sh_info]; | |
1564 | while (h->root.type == bfd_link_hash_indirect | |
1565 | || h->root.type == bfd_link_hash_warning) | |
1566 | { | |
1567 | /* If the reference passes a symbol marked with | |
1568 | STT_DATALABEL, then any STO_SH5_ISA32 on the final value | |
1569 | doesn't count. */ | |
1570 | seen_stt_datalabel |= h->type == STT_DATALABEL; | |
1571 | h = (struct elf_link_hash_entry *) h->root.u.i.link; | |
1572 | } | |
1573 | ||
1574 | if (h->root.type == bfd_link_hash_defined | |
1575 | || h->root.type == bfd_link_hash_defweak) | |
1576 | { | |
1577 | sec = h->root.u.def.section; | |
1578 | /* In these cases, we don't need the relocation value. | |
1579 | We check specially because in some obscure cases | |
cedb70c5 | 1580 | sec->output_section will be NULL. */ |
fbca6ad9 AO |
1581 | if (r_type == R_SH_GOTPC_LOW16 |
1582 | || r_type == R_SH_GOTPC_MEDLOW16 | |
1583 | || r_type == R_SH_GOTPC_MEDHI16 | |
1584 | || r_type == R_SH_GOTPC_HI16 | |
1585 | || ((r_type == R_SH_PLT_LOW16 | |
1586 | || r_type == R_SH_PLT_MEDLOW16 | |
1587 | || r_type == R_SH_PLT_MEDHI16 | |
1588 | || r_type == R_SH_PLT_HI16) | |
1589 | && h->plt.offset != (bfd_vma) -1) | |
1590 | || ((r_type == R_SH_GOT_LOW16 | |
1591 | || r_type == R_SH_GOT_MEDLOW16 | |
1592 | || r_type == R_SH_GOT_MEDHI16 | |
1593 | || r_type == R_SH_GOT_HI16) | |
1594 | && elf_hash_table (info)->dynamic_sections_created | |
1595 | && (! info->shared | |
1596 | || (! info->symbolic && h->dynindx != -1) | |
f5385ebf | 1597 | || !h->def_regular)) |
fbca6ad9 AO |
1598 | /* The cases above are those in which relocation is |
1599 | overwritten in the switch block below. The cases | |
1600 | below are those in which we must defer relocation | |
1601 | to run-time, because we can't resolve absolute | |
1602 | addresses when creating a shared library. */ | |
1603 | || (info->shared | |
1604 | && ((! info->symbolic && h->dynindx != -1) | |
f5385ebf | 1605 | || !h->def_regular) |
fbca6ad9 AO |
1606 | && ((r_type == R_SH_64 |
1607 | && !(ELF_ST_VISIBILITY (h->other) == STV_INTERNAL | |
1608 | || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN)) | |
1609 | || r_type == R_SH_64_PCREL) | |
1610 | && ((input_section->flags & SEC_ALLOC) != 0 | |
1611 | /* DWARF will emit R_SH_DIR32 relocations in its | |
1612 | sections against symbols defined externally | |
1613 | in shared libraries. We can't do anything | |
1614 | with them here. */ | |
1448fa32 KK |
1615 | || (input_section->flags & SEC_DEBUGGING) != 0)) |
1616 | /* Dynamic relocs are not propagated for SEC_DEBUGGING | |
1617 | sections because such sections are not SEC_ALLOC and | |
1618 | thus ld.so will not process them. */ | |
1619 | || (sec->output_section == NULL | |
1620 | && ((input_section->flags & SEC_DEBUGGING) != 0 | |
f5385ebf | 1621 | && h->def_dynamic))) |
fbca6ad9 AO |
1622 | relocation = 0; |
1623 | else if (sec->output_section == NULL) | |
1624 | { | |
1625 | (*_bfd_error_handler) | |
843fe662 L |
1626 | (_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"), |
1627 | input_bfd, | |
1628 | input_section, | |
1629 | (long) rel->r_offset, | |
1630 | howto->name, | |
1631 | h->root.root.string); | |
fbca6ad9 AO |
1632 | relocation = 0; |
1633 | } | |
1634 | else | |
1635 | relocation = ((h->root.u.def.value | |
1636 | + sec->output_section->vma | |
1637 | + sec->output_offset) | |
1638 | /* A STO_SH5_ISA32 causes a "bitor 1" to the | |
1639 | symbol value, unless we've seen | |
1640 | STT_DATALABEL on the way to it. */ | |
1641 | | ((h->other & STO_SH5_ISA32) != 0 | |
1642 | && ! seen_stt_datalabel)); | |
1643 | } | |
1644 | else if (h->root.type == bfd_link_hash_undefweak) | |
1645 | relocation = 0; | |
59c2e50f L |
1646 | else if (info->unresolved_syms_in_objects == RM_IGNORE |
1647 | && ELF_ST_VISIBILITY (h->other) == STV_DEFAULT) | |
fbca6ad9 AO |
1648 | relocation = 0; |
1649 | else | |
1650 | { | |
1651 | if (! ((*info->callbacks->undefined_symbol) | |
1652 | (info, h->root.root.string, input_bfd, | |
59c2e50f L |
1653 | input_section, rel->r_offset, |
1654 | (info->unresolved_syms_in_objects == RM_GENERATE_ERROR | |
1655 | || ELF_ST_VISIBILITY (h->other))))) | |
b34976b6 | 1656 | return FALSE; |
fbca6ad9 AO |
1657 | relocation = 0; |
1658 | } | |
1659 | } | |
1660 | ||
1661 | disp = (relocation | |
1662 | - input_section->output_section->vma | |
1663 | - input_section->output_offset | |
1664 | - rel->r_offset); | |
1665 | dropped = 0; | |
1666 | switch ((int)r_type) | |
1667 | { | |
1668 | case R_SH_PT_16: dropped = disp & 2; break; | |
1669 | case R_SH_DIR10SW: dropped = disp & 1; break; | |
1670 | case R_SH_DIR10SL: dropped = disp & 3; break; | |
1671 | case R_SH_DIR10SQ: dropped = disp & 7; break; | |
1672 | } | |
1673 | if (dropped != 0) | |
1674 | { | |
1675 | (*_bfd_error_handler) | |
1676 | (_("%s: error: unaligned relocation type %d at %08x reloc %08x\n"), | |
1677 | bfd_get_filename (input_bfd), (int)r_type, (unsigned)rel->r_offset, (unsigned)relocation); | |
1678 | bfd_set_error (bfd_error_bad_value); | |
b34976b6 | 1679 | return FALSE; |
fbca6ad9 AO |
1680 | } |
1681 | switch ((int)r_type) | |
1682 | { | |
1683 | case R_SH_64: | |
1684 | case R_SH_64_PCREL: | |
1685 | if (info->shared | |
1686 | && (input_section->flags & SEC_ALLOC) != 0 | |
1687 | && (r_type != R_SH_64_PCREL | |
1688 | || (h != NULL | |
1689 | && h->dynindx != -1 | |
1690 | && (! info->symbolic | |
f5385ebf | 1691 | || !h->def_regular)))) |
fbca6ad9 AO |
1692 | { |
1693 | Elf_Internal_Rela outrel; | |
947216bf | 1694 | bfd_byte *loc; |
b34976b6 | 1695 | bfd_boolean skip, relocate; |
fbca6ad9 AO |
1696 | |
1697 | /* When generating a shared object, these relocations | |
1698 | are copied into the output file to be resolved at run | |
1699 | time. */ | |
1700 | ||
1701 | if (sreloc == NULL) | |
1702 | { | |
1703 | const char *name; | |
1704 | ||
1705 | name = (bfd_elf_string_from_elf_section | |
1706 | (input_bfd, | |
1707 | elf_elfheader (input_bfd)->e_shstrndx, | |
1708 | elf_section_data (input_section)->rel_hdr.sh_name)); | |
1709 | if (name == NULL) | |
b34976b6 | 1710 | return FALSE; |
fbca6ad9 | 1711 | |
0112cd26 | 1712 | BFD_ASSERT (CONST_STRNEQ (name, ".rela") |
fbca6ad9 AO |
1713 | && strcmp (bfd_get_section_name (input_bfd, |
1714 | input_section), | |
1715 | name + 5) == 0); | |
1716 | ||
1717 | sreloc = bfd_get_section_by_name (dynobj, name); | |
1718 | BFD_ASSERT (sreloc != NULL); | |
1719 | } | |
1720 | ||
b34976b6 AM |
1721 | skip = FALSE; |
1722 | relocate = FALSE; | |
fbca6ad9 AO |
1723 | |
1724 | outrel.r_offset | |
518313c3 AO |
1725 | = _bfd_elf_section_offset (output_bfd, info, |
1726 | input_section, rel->r_offset); | |
fbca6ad9 AO |
1727 | |
1728 | if (outrel.r_offset == (bfd_vma) -1) | |
b34976b6 | 1729 | skip = TRUE; |
0fb19cbc | 1730 | else if (outrel.r_offset == (bfd_vma) -2) |
b34976b6 | 1731 | skip = TRUE, relocate = TRUE; |
cedb70c5 | 1732 | |
fbca6ad9 AO |
1733 | outrel.r_offset += (input_section->output_section->vma |
1734 | + input_section->output_offset); | |
1735 | ||
1736 | if (skip) | |
0bb2d96a | 1737 | memset (&outrel, 0, sizeof outrel); |
fbca6ad9 AO |
1738 | else if (r_type == R_SH_64_PCREL) |
1739 | { | |
1740 | BFD_ASSERT (h != NULL && h->dynindx != -1); | |
fbca6ad9 AO |
1741 | outrel.r_info = ELF64_R_INFO (h->dynindx, R_SH_64_PCREL); |
1742 | outrel.r_addend = rel->r_addend; | |
1743 | } | |
1744 | else | |
1745 | { | |
1746 | /* h->dynindx may be -1 if this symbol was marked to | |
1747 | become local. */ | |
1748 | if (h == NULL | |
1749 | || ((info->symbolic || h->dynindx == -1) | |
f5385ebf | 1750 | && h->def_regular)) |
fbca6ad9 | 1751 | { |
b34976b6 | 1752 | relocate = TRUE; |
fbca6ad9 AO |
1753 | outrel.r_info = ELF64_R_INFO (0, R_SH_RELATIVE64); |
1754 | outrel.r_addend = relocation + rel->r_addend; | |
1755 | } | |
1756 | else | |
1757 | { | |
1758 | BFD_ASSERT (h->dynindx != -1); | |
fbca6ad9 AO |
1759 | outrel.r_info = ELF64_R_INFO (h->dynindx, R_SH_64); |
1760 | outrel.r_addend = relocation + rel->r_addend; | |
1761 | } | |
1762 | } | |
1763 | ||
947216bf AM |
1764 | loc = sreloc->contents; |
1765 | loc += sreloc->reloc_count++ * sizeof (Elf64_External_Rela); | |
1766 | bfd_elf64_swap_reloca_out (output_bfd, &outrel, loc); | |
fbca6ad9 AO |
1767 | |
1768 | /* If this reloc is against an external symbol, we do | |
1769 | not want to fiddle with the addend. Otherwise, we | |
1770 | need to include the symbol value so that it becomes | |
1771 | an addend for the dynamic reloc. */ | |
1772 | if (! relocate) | |
1773 | continue; | |
1774 | } | |
1775 | else if (r_type == R_SH_64) | |
1776 | addend = rel->r_addend; | |
1777 | goto final_link_relocate; | |
1778 | ||
1779 | case R_SH_GOTPLT_LOW16: | |
1780 | case R_SH_GOTPLT_MEDLOW16: | |
1781 | case R_SH_GOTPLT_MEDHI16: | |
1782 | case R_SH_GOTPLT_HI16: | |
1783 | case R_SH_GOTPLT10BY4: | |
1784 | case R_SH_GOTPLT10BY8: | |
1785 | /* Relocation is to the entry for this symbol in the | |
1786 | procedure linkage table. */ | |
1787 | ||
1788 | if (h == NULL | |
1789 | || ELF_ST_VISIBILITY (h->other) == STV_INTERNAL | |
1790 | || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN | |
1791 | || ! info->shared | |
1792 | || info->symbolic | |
1793 | || h->dynindx == -1 | |
1794 | || h->plt.offset == (bfd_vma) -1 | |
1795 | || h->got.offset != (bfd_vma) -1) | |
1796 | goto force_got; | |
1797 | ||
1798 | /* Relocation is to the entry for this symbol in the global | |
1799 | offset table extension for the procedure linkage table. */ | |
1800 | if (sgotplt == NULL) | |
1801 | { | |
1802 | sgotplt = bfd_get_section_by_name (dynobj, ".got.plt"); | |
1803 | BFD_ASSERT (sgotplt != NULL); | |
1804 | } | |
1805 | ||
1806 | relocation = (sgotplt->output_offset | |
1807 | + ((h->plt.offset / elf_sh64_sizeof_plt (info) | |
1808 | - 1 + 3) * 8)); | |
1809 | ||
1810 | relocation -= GOT_BIAS; | |
1811 | ||
1812 | goto final_link_relocate; | |
1813 | ||
1814 | force_got: | |
1815 | case R_SH_GOT_LOW16: | |
1816 | case R_SH_GOT_MEDLOW16: | |
1817 | case R_SH_GOT_MEDHI16: | |
1818 | case R_SH_GOT_HI16: | |
1819 | case R_SH_GOT10BY4: | |
1820 | case R_SH_GOT10BY8: | |
1821 | /* Relocation is to the entry for this symbol in the global | |
1822 | offset table. */ | |
1823 | if (sgot == NULL) | |
1824 | { | |
1825 | sgot = bfd_get_section_by_name (dynobj, ".got"); | |
1826 | BFD_ASSERT (sgot != NULL); | |
1827 | } | |
1828 | ||
1829 | if (h != NULL) | |
1830 | { | |
1831 | bfd_vma off; | |
1832 | ||
1833 | off = h->got.offset; | |
1834 | if (seen_stt_datalabel) | |
1835 | { | |
1836 | struct elf_sh64_link_hash_entry *hsh; | |
1837 | ||
1838 | hsh = (struct elf_sh64_link_hash_entry *)h; | |
1839 | off = hsh->datalabel_got_offset; | |
1840 | } | |
1841 | BFD_ASSERT (off != (bfd_vma) -1); | |
1842 | ||
1843 | if (! elf_hash_table (info)->dynamic_sections_created | |
1844 | || (info->shared | |
1845 | && (info->symbolic || h->dynindx == -1 | |
1846 | || ELF_ST_VISIBILITY (h->other) == STV_INTERNAL | |
1847 | || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN) | |
f5385ebf | 1848 | && h->def_regular)) |
fbca6ad9 AO |
1849 | { |
1850 | /* This is actually a static link, or it is a | |
1851 | -Bsymbolic link and the symbol is defined | |
1852 | locally, or the symbol was forced to be local | |
1853 | because of a version file. We must initialize | |
1854 | this entry in the global offset table. Since the | |
1855 | offset must always be a multiple of 4, we use the | |
1856 | least significant bit to record whether we have | |
1857 | initialized it already. | |
1858 | ||
1859 | When doing a dynamic link, we create a .rela.got | |
1860 | relocation entry to initialize the value. This | |
1861 | is done in the finish_dynamic_symbol routine. */ | |
1862 | if ((off & 1) != 0) | |
1863 | off &= ~1; | |
1864 | else | |
1865 | { | |
1866 | bfd_put_64 (output_bfd, relocation, | |
1867 | sgot->contents + off); | |
1868 | if (seen_stt_datalabel) | |
1869 | { | |
1870 | struct elf_sh64_link_hash_entry *hsh; | |
1871 | ||
1872 | hsh = (struct elf_sh64_link_hash_entry *)h; | |
1873 | hsh->datalabel_got_offset |= 1; | |
1874 | } | |
1875 | else | |
1876 | h->got.offset |= 1; | |
1877 | } | |
1878 | } | |
1879 | ||
1880 | relocation = sgot->output_offset + off; | |
1881 | } | |
1882 | else | |
1883 | { | |
1884 | bfd_vma off; | |
1885 | ||
1886 | if (rel->r_addend) | |
1887 | { | |
1888 | BFD_ASSERT (local_got_offsets != NULL | |
1889 | && (local_got_offsets[symtab_hdr->sh_info | |
1890 | + r_symndx] | |
1891 | != (bfd_vma) -1)); | |
1892 | ||
1893 | off = local_got_offsets[symtab_hdr->sh_info | |
1894 | + r_symndx]; | |
1895 | } | |
1896 | else | |
1897 | { | |
1898 | BFD_ASSERT (local_got_offsets != NULL | |
1899 | && local_got_offsets[r_symndx] != (bfd_vma) -1); | |
1900 | ||
1901 | off = local_got_offsets[r_symndx]; | |
1902 | } | |
1903 | ||
1904 | /* The offset must always be a multiple of 8. We use | |
1905 | the least significant bit to record whether we have | |
1906 | already generated the necessary reloc. */ | |
1907 | if ((off & 1) != 0) | |
1908 | off &= ~1; | |
1909 | else | |
1910 | { | |
1911 | bfd_put_64 (output_bfd, relocation, sgot->contents + off); | |
1912 | ||
1913 | if (info->shared) | |
1914 | { | |
947216bf | 1915 | asection *s; |
fbca6ad9 | 1916 | Elf_Internal_Rela outrel; |
947216bf | 1917 | bfd_byte *loc; |
fbca6ad9 | 1918 | |
947216bf AM |
1919 | s = bfd_get_section_by_name (dynobj, ".rela.got"); |
1920 | BFD_ASSERT (s != NULL); | |
fbca6ad9 AO |
1921 | |
1922 | outrel.r_offset = (sgot->output_section->vma | |
1923 | + sgot->output_offset | |
1924 | + off); | |
1925 | outrel.r_info = ELF64_R_INFO (0, R_SH_RELATIVE64); | |
1926 | outrel.r_addend = relocation; | |
947216bf AM |
1927 | loc = s->contents; |
1928 | loc += s->reloc_count++ * sizeof (Elf64_External_Rela); | |
1929 | bfd_elf64_swap_reloca_out (output_bfd, &outrel, loc); | |
fbca6ad9 AO |
1930 | } |
1931 | ||
1932 | if (rel->r_addend) | |
1933 | local_got_offsets[symtab_hdr->sh_info + r_symndx] |= 1; | |
1934 | else | |
1935 | local_got_offsets[r_symndx] |= 1; | |
1936 | } | |
1937 | ||
1938 | relocation = sgot->output_offset + off; | |
1939 | } | |
1940 | ||
1941 | relocation -= GOT_BIAS; | |
1942 | ||
1943 | goto final_link_relocate; | |
1944 | ||
1945 | case R_SH_GOTOFF_LOW16: | |
1946 | case R_SH_GOTOFF_MEDLOW16: | |
1947 | case R_SH_GOTOFF_MEDHI16: | |
1948 | case R_SH_GOTOFF_HI16: | |
1949 | /* Relocation is relative to the start of the global offset | |
1950 | table. */ | |
1951 | ||
1952 | if (sgot == NULL) | |
1953 | { | |
1954 | sgot = bfd_get_section_by_name (dynobj, ".got"); | |
1955 | BFD_ASSERT (sgot != NULL); | |
1956 | } | |
1957 | ||
1958 | /* Note that sgot->output_offset is not involved in this | |
1959 | calculation. We always want the start of .got. If we | |
1960 | defined _GLOBAL_OFFSET_TABLE in a different way, as is | |
1961 | permitted by the ABI, we might have to change this | |
1962 | calculation. */ | |
1963 | relocation -= sgot->output_section->vma; | |
1964 | ||
1965 | relocation -= GOT_BIAS; | |
1966 | ||
1967 | addend = rel->r_addend; | |
1968 | ||
1969 | goto final_link_relocate; | |
1970 | ||
1971 | case R_SH_GOTPC_LOW16: | |
1972 | case R_SH_GOTPC_MEDLOW16: | |
1973 | case R_SH_GOTPC_MEDHI16: | |
1974 | case R_SH_GOTPC_HI16: | |
1975 | /* Use global offset table as symbol value. */ | |
1976 | ||
1977 | if (sgot == NULL) | |
1978 | { | |
1979 | sgot = bfd_get_section_by_name (dynobj, ".got"); | |
1980 | BFD_ASSERT (sgot != NULL); | |
1981 | } | |
1982 | ||
1983 | relocation = sgot->output_section->vma; | |
1984 | ||
1985 | relocation += GOT_BIAS; | |
1986 | ||
1987 | addend = rel->r_addend; | |
1988 | ||
1989 | goto final_link_relocate; | |
1990 | ||
1991 | case R_SH_PLT_LOW16: | |
1992 | case R_SH_PLT_MEDLOW16: | |
1993 | case R_SH_PLT_MEDHI16: | |
1994 | case R_SH_PLT_HI16: | |
1995 | /* Relocation is to the entry for this symbol in the | |
1996 | procedure linkage table. */ | |
1997 | ||
1998 | /* Resolve a PLT reloc against a local symbol directly, | |
1999 | without using the procedure linkage table. */ | |
2000 | if (h == NULL) | |
2001 | goto final_link_relocate; | |
2002 | ||
2003 | if (ELF_ST_VISIBILITY (h->other) == STV_INTERNAL | |
2004 | || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN) | |
2005 | goto final_link_relocate; | |
2006 | ||
2007 | if (h->plt.offset == (bfd_vma) -1) | |
2008 | { | |
2009 | /* We didn't make a PLT entry for this symbol. This | |
2010 | happens when statically linking PIC code, or when | |
2011 | using -Bsymbolic. */ | |
2012 | goto final_link_relocate; | |
2013 | } | |
2014 | ||
2015 | if (splt == NULL) | |
2016 | { | |
2017 | splt = bfd_get_section_by_name (dynobj, ".plt"); | |
2018 | BFD_ASSERT (splt != NULL); | |
2019 | } | |
2020 | ||
2021 | relocation = (splt->output_section->vma | |
2022 | + splt->output_offset | |
2023 | + h->plt.offset); | |
2024 | relocation++; | |
2025 | ||
2026 | addend = rel->r_addend; | |
2027 | ||
2028 | goto final_link_relocate; | |
2029 | ||
2030 | case R_SH_DIR32: | |
2031 | case R_SH_SHMEDIA_CODE: | |
2032 | case R_SH_PT_16: | |
2033 | case R_SH_DIR5U: | |
2034 | case R_SH_DIR6S: | |
2035 | case R_SH_DIR6U: | |
2036 | case R_SH_DIR10S: | |
2037 | case R_SH_DIR10SW: | |
2038 | case R_SH_DIR10SL: | |
2039 | case R_SH_DIR10SQ: | |
2040 | case R_SH_IMMS16: | |
2041 | case R_SH_IMMU16: | |
2042 | case R_SH_IMM_LOW16: | |
2043 | case R_SH_IMM_LOW16_PCREL: | |
2044 | case R_SH_IMM_MEDLOW16: | |
2045 | case R_SH_IMM_MEDLOW16_PCREL: | |
2046 | case R_SH_IMM_MEDHI16: | |
2047 | case R_SH_IMM_MEDHI16_PCREL: | |
2048 | case R_SH_IMM_HI16: | |
2049 | case R_SH_IMM_HI16_PCREL: | |
2050 | addend = rel->r_addend; | |
2051 | /* Fall through. */ | |
2052 | case R_SH_REL32: | |
2053 | final_link_relocate: | |
2054 | r = _bfd_final_link_relocate (howto, input_bfd, input_section, | |
2055 | contents, rel->r_offset, | |
2056 | relocation, addend); | |
2057 | break; | |
2058 | ||
2059 | default: | |
2060 | bfd_set_error (bfd_error_bad_value); | |
b34976b6 | 2061 | return FALSE; |
fbca6ad9 AO |
2062 | |
2063 | } | |
2064 | ||
2065 | if (r != bfd_reloc_ok) | |
2066 | { | |
2067 | switch (r) | |
2068 | { | |
2069 | default: | |
2070 | case bfd_reloc_outofrange: | |
2071 | abort (); | |
2072 | case bfd_reloc_overflow: | |
2073 | { | |
2074 | const char *name; | |
2075 | ||
2076 | if (h != NULL) | |
dfeffb9f | 2077 | name = NULL; |
fbca6ad9 AO |
2078 | else |
2079 | { | |
2080 | name = (bfd_elf_string_from_elf_section | |
2081 | (input_bfd, symtab_hdr->sh_link, sym->st_name)); | |
2082 | if (name == NULL) | |
b34976b6 | 2083 | return FALSE; |
fbca6ad9 AO |
2084 | if (*name == '\0') |
2085 | name = bfd_section_name (input_bfd, sec); | |
2086 | } | |
2087 | if (! ((*info->callbacks->reloc_overflow) | |
dfeffb9f L |
2088 | (info, (h ? &h->root : NULL), name, howto->name, |
2089 | (bfd_vma) 0, input_bfd, input_section, | |
2090 | rel->r_offset))) | |
b34976b6 | 2091 | return FALSE; |
fbca6ad9 AO |
2092 | } |
2093 | break; | |
2094 | } | |
2095 | } | |
2096 | } | |
2097 | ||
b34976b6 | 2098 | return TRUE; |
fbca6ad9 AO |
2099 | } |
2100 | ||
2101 | /* This is a version of bfd_generic_get_relocated_section_contents | |
2102 | that uses sh_elf64_relocate_section. | |
2103 | ||
2104 | See sh_elf_relocate_section in elf32-sh.c for the original. */ | |
2105 | ||
2106 | static bfd_byte * | |
09fd220b KK |
2107 | sh_elf64_get_relocated_section_contents (bfd *output_bfd, |
2108 | struct bfd_link_info *link_info, | |
2109 | struct bfd_link_order *link_order, | |
2110 | bfd_byte *data, | |
2111 | bfd_boolean relocatable, | |
2112 | asymbol **symbols) | |
fbca6ad9 AO |
2113 | { |
2114 | Elf_Internal_Shdr *symtab_hdr; | |
fbca6ad9 AO |
2115 | asection *input_section = link_order->u.indirect.section; |
2116 | bfd *input_bfd = input_section->owner; | |
2117 | asection **sections = NULL; | |
2118 | Elf_Internal_Rela *internal_relocs = NULL; | |
6cdc0ccc | 2119 | Elf_Internal_Sym *isymbuf = NULL; |
fbca6ad9 AO |
2120 | |
2121 | /* We only need to handle the case of relaxing, or of having a | |
2122 | particular set of section contents, specially. */ | |
1049f94e | 2123 | if (relocatable |
fbca6ad9 AO |
2124 | || elf_section_data (input_section)->this_hdr.contents == NULL) |
2125 | return bfd_generic_get_relocated_section_contents (output_bfd, link_info, | |
2126 | link_order, data, | |
1049f94e | 2127 | relocatable, |
fbca6ad9 AO |
2128 | symbols); |
2129 | ||
2130 | symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; | |
fbca6ad9 AO |
2131 | |
2132 | memcpy (data, elf_section_data (input_section)->this_hdr.contents, | |
eea6121a | 2133 | input_section->size); |
fbca6ad9 AO |
2134 | |
2135 | if ((input_section->flags & SEC_RELOC) != 0 | |
2136 | && input_section->reloc_count > 0) | |
2137 | { | |
2138 | Elf_Internal_Sym *isymp; | |
6cdc0ccc | 2139 | Elf_Internal_Sym *isymend; |
fbca6ad9 | 2140 | asection **secpp; |
fbca6ad9 | 2141 | |
6cdc0ccc AM |
2142 | /* Read this BFD's local symbols. */ |
2143 | if (symtab_hdr->sh_info != 0) | |
fbca6ad9 | 2144 | { |
6cdc0ccc AM |
2145 | isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents; |
2146 | if (isymbuf == NULL) | |
2147 | isymbuf = bfd_elf_get_elf_syms (input_bfd, symtab_hdr, | |
2148 | symtab_hdr->sh_info, 0, | |
2149 | NULL, NULL, NULL); | |
2150 | if (isymbuf == NULL) | |
fbca6ad9 AO |
2151 | goto error_return; |
2152 | } | |
2153 | ||
45d6a902 | 2154 | internal_relocs = (_bfd_elf_link_read_relocs |
09fd220b | 2155 | (input_bfd, input_section, NULL, |
b34976b6 | 2156 | (Elf_Internal_Rela *) NULL, FALSE)); |
fbca6ad9 AO |
2157 | if (internal_relocs == NULL) |
2158 | goto error_return; | |
2159 | ||
fbca6ad9 AO |
2160 | sections = (asection **) bfd_malloc (symtab_hdr->sh_info |
2161 | * sizeof (asection *)); | |
2162 | if (sections == NULL && symtab_hdr->sh_info > 0) | |
2163 | goto error_return; | |
2164 | ||
fbca6ad9 | 2165 | secpp = sections; |
6cdc0ccc AM |
2166 | isymend = isymbuf + symtab_hdr->sh_info; |
2167 | for (isymp = isymbuf; isymp < isymend; ++isymp, ++secpp) | |
fbca6ad9 AO |
2168 | { |
2169 | asection *isec; | |
2170 | ||
fbca6ad9 AO |
2171 | if (isymp->st_shndx == SHN_UNDEF) |
2172 | isec = bfd_und_section_ptr; | |
2173 | else if (isymp->st_shndx > 0 && isymp->st_shndx < SHN_LORESERVE) | |
2174 | isec = bfd_section_from_elf_index (input_bfd, isymp->st_shndx); | |
2175 | else if (isymp->st_shndx == SHN_ABS) | |
2176 | isec = bfd_abs_section_ptr; | |
2177 | else if (isymp->st_shndx == SHN_COMMON) | |
2178 | isec = bfd_com_section_ptr; | |
2179 | else | |
2180 | { | |
2181 | /* Who knows? */ | |
2182 | isec = NULL; | |
2183 | } | |
2184 | ||
2185 | *secpp = isec; | |
2186 | } | |
2187 | ||
2188 | if (! sh_elf64_relocate_section (output_bfd, link_info, input_bfd, | |
2189 | input_section, data, internal_relocs, | |
6cdc0ccc | 2190 | isymbuf, sections)) |
fbca6ad9 AO |
2191 | goto error_return; |
2192 | ||
2193 | if (sections != NULL) | |
2194 | free (sections); | |
fbca6ad9 AO |
2195 | if (internal_relocs != elf_section_data (input_section)->relocs) |
2196 | free (internal_relocs); | |
6cdc0ccc AM |
2197 | if (isymbuf != NULL |
2198 | && (unsigned char *) isymbuf != symtab_hdr->contents) | |
2199 | free (isymbuf); | |
fbca6ad9 AO |
2200 | } |
2201 | ||
2202 | return data; | |
2203 | ||
2204 | error_return: | |
6cdc0ccc AM |
2205 | if (sections != NULL) |
2206 | free (sections); | |
fbca6ad9 AO |
2207 | if (internal_relocs != NULL |
2208 | && internal_relocs != elf_section_data (input_section)->relocs) | |
2209 | free (internal_relocs); | |
6cdc0ccc AM |
2210 | if (isymbuf != NULL |
2211 | && (unsigned char *) isymbuf != symtab_hdr->contents) | |
2212 | free (isymbuf); | |
fbca6ad9 AO |
2213 | return NULL; |
2214 | } | |
2215 | ||
2216 | /* Set the SHF_SH5_ISA32 flag for ISA SHmedia code sections. */ | |
2217 | ||
f075ee0c | 2218 | static bfd_boolean |
09fd220b KK |
2219 | sh64_elf64_fake_sections (bfd *output_bfd ATTRIBUTE_UNUSED, |
2220 | Elf_Internal_Shdr *elf_section_hdr, | |
2221 | asection *asect) | |
fbca6ad9 AO |
2222 | { |
2223 | /* Code sections can only contain SH64 code, so mark them as such. */ | |
2224 | if (bfd_get_section_flags (output_bfd, asect) & SEC_CODE) | |
2225 | elf_section_hdr->sh_flags |= SHF_SH5_ISA32; | |
2226 | ||
b34976b6 | 2227 | return TRUE; |
fbca6ad9 AO |
2228 | } |
2229 | ||
b34976b6 | 2230 | static bfd_boolean |
09fd220b | 2231 | sh_elf64_set_mach_from_flags (bfd *abfd) |
fbca6ad9 AO |
2232 | { |
2233 | flagword flags = elf_elfheader (abfd)->e_flags; | |
2234 | ||
2235 | switch (flags & EF_SH_MACH_MASK) | |
2236 | { | |
2237 | case EF_SH5: | |
2238 | /* Just one, but keep the switch construct to make additions easy. */ | |
2239 | bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh5); | |
2240 | break; | |
2241 | ||
2242 | default: | |
2243 | bfd_set_error (bfd_error_wrong_format); | |
b34976b6 | 2244 | return FALSE; |
fbca6ad9 | 2245 | } |
b34976b6 | 2246 | return TRUE; |
fbca6ad9 AO |
2247 | } |
2248 | ||
2249 | /* Function to keep SH64 specific file flags. | |
2250 | ||
2251 | See sh64_elf_set_private_flags in elf32-sh64.c for the original. */ | |
2252 | ||
b34976b6 | 2253 | static bfd_boolean |
09fd220b | 2254 | sh_elf64_set_private_flags (bfd *abfd, flagword flags) |
fbca6ad9 AO |
2255 | { |
2256 | BFD_ASSERT (! elf_flags_init (abfd) | |
2257 | || elf_elfheader (abfd)->e_flags == flags); | |
2258 | ||
2259 | elf_elfheader (abfd)->e_flags = flags; | |
b34976b6 | 2260 | elf_flags_init (abfd) = TRUE; |
fbca6ad9 AO |
2261 | return sh_elf64_set_mach_from_flags (abfd); |
2262 | } | |
2263 | ||
2264 | /* Copy the SHF_SH5_ISA32 attribute that we keep on all sections with | |
2265 | code, to keep attributes the same as for SHmedia in 32-bit ELF. */ | |
2266 | ||
b34976b6 | 2267 | static bfd_boolean |
09fd220b | 2268 | sh_elf64_copy_private_data_internal (bfd *ibfd, bfd *obfd) |
fbca6ad9 AO |
2269 | { |
2270 | Elf_Internal_Shdr **o_shdrp; | |
2271 | asection *isec; | |
2272 | asection *osec; | |
2273 | ||
2274 | if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour | |
2275 | || bfd_get_flavour (obfd) != bfd_target_elf_flavour) | |
b34976b6 | 2276 | return TRUE; |
fbca6ad9 AO |
2277 | |
2278 | o_shdrp = elf_elfsections (obfd); | |
2279 | for (osec = obfd->sections; osec; osec = osec->next) | |
2280 | { | |
2281 | int oIndex = ((struct bfd_elf_section_data *) elf_section_data (osec))->this_idx; | |
2282 | for (isec = ibfd->sections; isec; isec = isec->next) | |
2283 | { | |
2284 | if (strcmp (osec->name, isec->name) == 0) | |
2285 | { | |
2286 | /* Note that we're not disallowing mixing data and code. */ | |
2287 | if ((elf_section_data (isec)->this_hdr.sh_flags | |
2288 | & SHF_SH5_ISA32) != 0) | |
2289 | o_shdrp[oIndex]->sh_flags |= SHF_SH5_ISA32; | |
2290 | break; | |
2291 | } | |
2292 | } | |
2293 | } | |
2294 | ||
2295 | return sh_elf64_set_private_flags (obfd, elf_elfheader (ibfd)->e_flags); | |
2296 | } | |
2297 | ||
b34976b6 | 2298 | static bfd_boolean |
09fd220b | 2299 | sh_elf64_copy_private_data (bfd *ibfd, bfd *obfd) |
fbca6ad9 AO |
2300 | { |
2301 | return sh_elf64_copy_private_data_internal (ibfd, obfd); | |
2302 | } | |
2303 | ||
b34976b6 | 2304 | static bfd_boolean |
09fd220b | 2305 | sh_elf64_merge_private_data (bfd *ibfd, bfd *obfd) |
fbca6ad9 AO |
2306 | { |
2307 | flagword old_flags, new_flags; | |
2308 | ||
82e51918 | 2309 | if (! _bfd_generic_verify_endian_match (ibfd, obfd)) |
b34976b6 | 2310 | return FALSE; |
fbca6ad9 AO |
2311 | |
2312 | if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour | |
2313 | || bfd_get_flavour (obfd) != bfd_target_elf_flavour) | |
b34976b6 | 2314 | return TRUE; |
fbca6ad9 AO |
2315 | |
2316 | if (bfd_get_arch_size (ibfd) != bfd_get_arch_size (obfd)) | |
2317 | { | |
2318 | const char *msg; | |
2319 | ||
2320 | if (bfd_get_arch_size (ibfd) == 32 | |
2321 | && bfd_get_arch_size (obfd) == 64) | |
2322 | msg = _("%s: compiled as 32-bit object and %s is 64-bit"); | |
2323 | else if (bfd_get_arch_size (ibfd) == 64 | |
2324 | && bfd_get_arch_size (obfd) == 32) | |
2325 | msg = _("%s: compiled as 64-bit object and %s is 32-bit"); | |
2326 | else | |
2327 | msg = _("%s: object size does not match that of target %s"); | |
2328 | ||
2329 | (*_bfd_error_handler) (msg, bfd_get_filename (ibfd), | |
2330 | bfd_get_filename (obfd)); | |
2331 | bfd_set_error (bfd_error_wrong_format); | |
b34976b6 | 2332 | return FALSE; |
fbca6ad9 AO |
2333 | } |
2334 | ||
2335 | old_flags = elf_elfheader (obfd)->e_flags; | |
2336 | new_flags = elf_elfheader (ibfd)->e_flags; | |
2337 | if (! elf_flags_init (obfd)) | |
2338 | { | |
2339 | /* This happens when ld starts out with a 'blank' output file. */ | |
b34976b6 | 2340 | elf_flags_init (obfd) = TRUE; |
fbca6ad9 AO |
2341 | elf_elfheader (obfd)->e_flags = old_flags = new_flags; |
2342 | } | |
2343 | /* We don't allow linking in anything else than SH64 code, and since | |
2344 | this is a 64-bit ELF, we assume the 64-bit ABI is used. Add code | |
2345 | here as things change. */ | |
2346 | else if ((new_flags & EF_SH_MACH_MASK) != EF_SH5) | |
2347 | { | |
2348 | (*_bfd_error_handler) | |
2349 | ("%s: does not use the SH64 64-bit ABI as previous modules do", | |
2350 | bfd_get_filename (ibfd)); | |
2351 | bfd_set_error (bfd_error_bad_value); | |
b34976b6 | 2352 | return FALSE; |
fbca6ad9 AO |
2353 | } |
2354 | ||
2355 | sh_elf64_copy_private_data_internal (ibfd, obfd); | |
2356 | ||
2357 | /* I can't think of anything sane other than old_flags being EF_SH5 and | |
2358 | that we need to preserve that. */ | |
2359 | elf_elfheader (obfd)->e_flags = old_flags; | |
2360 | ||
2361 | return sh_elf64_set_mach_from_flags (obfd); | |
2362 | } | |
2363 | ||
2364 | /* Return the section that should be marked against GC for a given | |
2365 | relocation. */ | |
2366 | ||
2367 | static asection * | |
09fd220b | 2368 | sh_elf64_gc_mark_hook (asection *sec, |
07adf181 | 2369 | struct bfd_link_info *info, |
09fd220b KK |
2370 | Elf_Internal_Rela *rel, |
2371 | struct elf_link_hash_entry *h, | |
2372 | Elf_Internal_Sym *sym) | |
fbca6ad9 AO |
2373 | { |
2374 | if (h != NULL) | |
07adf181 AM |
2375 | switch (ELF64_R_TYPE (rel->r_info)) |
2376 | { | |
2377 | case R_SH_GNU_VTINHERIT: | |
2378 | case R_SH_GNU_VTENTRY: | |
2379 | return NULL; | |
2380 | } | |
fbca6ad9 | 2381 | |
07adf181 | 2382 | return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym); |
fbca6ad9 AO |
2383 | } |
2384 | ||
2385 | /* Look through the relocs for a section during the first phase. | |
2386 | Since we don't do .gots or .plts, we just need to consider the | |
2387 | virtual table relocs for gc. */ | |
cedb70c5 | 2388 | |
b34976b6 | 2389 | static bfd_boolean |
09fd220b KK |
2390 | sh_elf64_check_relocs (bfd *abfd, struct bfd_link_info *info, |
2391 | asection *sec, const Elf_Internal_Rela *relocs) | |
fbca6ad9 AO |
2392 | { |
2393 | Elf_Internal_Shdr *symtab_hdr; | |
2394 | struct elf_link_hash_entry **sym_hashes, **sym_hashes_end; | |
2395 | const Elf_Internal_Rela *rel; | |
2396 | const Elf_Internal_Rela *rel_end; | |
2397 | bfd *dynobj; | |
2398 | bfd_vma *local_got_offsets; | |
2399 | asection *sgot; | |
2400 | asection *srelgot; | |
2401 | asection *sreloc; | |
2402 | ||
2403 | sgot = NULL; | |
2404 | srelgot = NULL; | |
2405 | sreloc = NULL; | |
2406 | ||
1049f94e | 2407 | if (info->relocatable) |
b34976b6 | 2408 | return TRUE; |
fbca6ad9 AO |
2409 | |
2410 | symtab_hdr = &elf_tdata (abfd)->symtab_hdr; | |
2411 | sym_hashes = elf_sym_hashes (abfd); | |
2412 | sym_hashes_end = sym_hashes + symtab_hdr->sh_size/sizeof(Elf64_External_Sym); | |
2413 | if (!elf_bad_symtab (abfd)) | |
2414 | sym_hashes_end -= symtab_hdr->sh_info; | |
cedb70c5 | 2415 | |
fbca6ad9 AO |
2416 | dynobj = elf_hash_table (info)->dynobj; |
2417 | local_got_offsets = elf_local_got_offsets (abfd); | |
2418 | ||
2419 | rel_end = relocs + sec->reloc_count; | |
2420 | for (rel = relocs; rel < rel_end; rel++) | |
2421 | { | |
2422 | struct elf_link_hash_entry *h; | |
2423 | unsigned long r_symndx; | |
cedb70c5 | 2424 | |
fbca6ad9 AO |
2425 | r_symndx = ELF64_R_SYM (rel->r_info); |
2426 | if (r_symndx < symtab_hdr->sh_info) | |
2427 | h = NULL; | |
2428 | else | |
973a3492 L |
2429 | { |
2430 | h = sym_hashes[r_symndx - symtab_hdr->sh_info]; | |
2431 | while (h->root.type == bfd_link_hash_indirect | |
2432 | || h->root.type == bfd_link_hash_warning) | |
2433 | h = (struct elf_link_hash_entry *) h->root.u.i.link; | |
2434 | } | |
cedb70c5 | 2435 | |
fbca6ad9 AO |
2436 | /* Some relocs require a global offset table. */ |
2437 | if (dynobj == NULL) | |
2438 | { | |
2439 | switch (ELF64_R_TYPE (rel->r_info)) | |
2440 | { | |
2441 | case R_SH_GOTPLT_LOW16: | |
2442 | case R_SH_GOTPLT_MEDLOW16: | |
2443 | case R_SH_GOTPLT_MEDHI16: | |
2444 | case R_SH_GOTPLT_HI16: | |
2445 | case R_SH_GOTPLT10BY4: | |
2446 | case R_SH_GOTPLT10BY8: | |
2447 | case R_SH_GOT_LOW16: | |
2448 | case R_SH_GOT_MEDLOW16: | |
2449 | case R_SH_GOT_MEDHI16: | |
2450 | case R_SH_GOT_HI16: | |
2451 | case R_SH_GOT10BY4: | |
2452 | case R_SH_GOT10BY8: | |
2453 | case R_SH_GOTOFF_LOW16: | |
2454 | case R_SH_GOTOFF_MEDLOW16: | |
2455 | case R_SH_GOTOFF_MEDHI16: | |
2456 | case R_SH_GOTOFF_HI16: | |
2457 | case R_SH_GOTPC_LOW16: | |
2458 | case R_SH_GOTPC_MEDLOW16: | |
2459 | case R_SH_GOTPC_MEDHI16: | |
2460 | case R_SH_GOTPC_HI16: | |
2461 | elf_hash_table (info)->dynobj = dynobj = abfd; | |
2462 | if (! _bfd_elf_create_got_section (dynobj, info)) | |
b34976b6 | 2463 | return FALSE; |
fbca6ad9 AO |
2464 | break; |
2465 | ||
2466 | default: | |
2467 | break; | |
2468 | } | |
2469 | } | |
2470 | ||
2471 | switch (ELF64_R_TYPE (rel->r_info)) | |
2472 | { | |
2473 | /* This relocation describes the C++ object vtable hierarchy. | |
2474 | Reconstruct it for later use during GC. */ | |
2475 | case R_SH_GNU_VTINHERIT: | |
c152c796 | 2476 | if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset)) |
b34976b6 | 2477 | return FALSE; |
fbca6ad9 | 2478 | break; |
cedb70c5 | 2479 | |
fbca6ad9 AO |
2480 | /* This relocation describes which C++ vtable entries are actually |
2481 | used. Record for later use during GC. */ | |
2482 | case R_SH_GNU_VTENTRY: | |
c152c796 | 2483 | if (!bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend)) |
b34976b6 | 2484 | return FALSE; |
fbca6ad9 AO |
2485 | break; |
2486 | ||
2487 | force_got: | |
2488 | case R_SH_GOT_LOW16: | |
2489 | case R_SH_GOT_MEDLOW16: | |
2490 | case R_SH_GOT_MEDHI16: | |
2491 | case R_SH_GOT_HI16: | |
2492 | case R_SH_GOT10BY4: | |
2493 | case R_SH_GOT10BY8: | |
2494 | /* This symbol requires a global offset table entry. */ | |
2495 | ||
2496 | if (sgot == NULL) | |
2497 | { | |
2498 | sgot = bfd_get_section_by_name (dynobj, ".got"); | |
2499 | BFD_ASSERT (sgot != NULL); | |
2500 | } | |
2501 | ||
2502 | if (srelgot == NULL | |
2503 | && (h != NULL || info->shared)) | |
2504 | { | |
2505 | srelgot = bfd_get_section_by_name (dynobj, ".rela.got"); | |
2506 | if (srelgot == NULL) | |
2507 | { | |
3496cb2a L |
2508 | srelgot = bfd_make_section_with_flags (dynobj, |
2509 | ".rela.got", | |
2510 | (SEC_ALLOC | |
2511 | | SEC_LOAD | |
2512 | | SEC_HAS_CONTENTS | |
2513 | | SEC_IN_MEMORY | |
2514 | | SEC_LINKER_CREATED | |
2515 | | SEC_READONLY)); | |
fbca6ad9 | 2516 | if (srelgot == NULL |
fbca6ad9 | 2517 | || ! bfd_set_section_alignment (dynobj, srelgot, 2)) |
b34976b6 | 2518 | return FALSE; |
fbca6ad9 AO |
2519 | } |
2520 | } | |
2521 | ||
2522 | if (h != NULL) | |
2523 | { | |
2524 | if (h->type == STT_DATALABEL) | |
2525 | { | |
2526 | struct elf_sh64_link_hash_entry *hsh; | |
2527 | ||
2528 | h = (struct elf_link_hash_entry *) h->root.u.i.link; | |
2529 | hsh = (struct elf_sh64_link_hash_entry *)h; | |
2530 | if (hsh->datalabel_got_offset != (bfd_vma) -1) | |
2531 | break; | |
2532 | ||
eea6121a | 2533 | hsh->datalabel_got_offset = sgot->size; |
fbca6ad9 AO |
2534 | } |
2535 | else | |
2536 | { | |
2537 | if (h->got.offset != (bfd_vma) -1) | |
2538 | { | |
2539 | /* We have already allocated space in the .got. */ | |
2540 | break; | |
2541 | } | |
eea6121a | 2542 | h->got.offset = sgot->size; |
fbca6ad9 AO |
2543 | } |
2544 | ||
2545 | /* Make sure this symbol is output as a dynamic symbol. */ | |
2546 | if (h->dynindx == -1) | |
2547 | { | |
c152c796 | 2548 | if (! bfd_elf_link_record_dynamic_symbol (info, h)) |
b34976b6 | 2549 | return FALSE; |
fbca6ad9 AO |
2550 | } |
2551 | ||
eea6121a | 2552 | srelgot->size += sizeof (Elf64_External_Rela); |
fbca6ad9 AO |
2553 | } |
2554 | else | |
2555 | { | |
2556 | /* This is a global offset table entry for a local | |
2557 | symbol. */ | |
2558 | if (local_got_offsets == NULL) | |
2559 | { | |
2560 | size_t size; | |
2561 | register unsigned int i; | |
2562 | ||
2563 | size = symtab_hdr->sh_info * sizeof (bfd_vma); | |
2564 | /* Reserve space for both the datalabel and | |
2565 | codelabel local GOT offsets. */ | |
2566 | size *= 2; | |
2567 | local_got_offsets = (bfd_vma *) bfd_alloc (abfd, size); | |
2568 | if (local_got_offsets == NULL) | |
b34976b6 | 2569 | return FALSE; |
fbca6ad9 AO |
2570 | elf_local_got_offsets (abfd) = local_got_offsets; |
2571 | for (i = 0; i < symtab_hdr->sh_info; i++) | |
2572 | local_got_offsets[i] = (bfd_vma) -1; | |
2573 | for (; i < 2 * symtab_hdr->sh_info; i++) | |
2574 | local_got_offsets[i] = (bfd_vma) -1; | |
2575 | } | |
2576 | if ((rel->r_addend & 1) != 0) | |
2577 | { | |
2578 | if (local_got_offsets[symtab_hdr->sh_info | |
2579 | + r_symndx] != (bfd_vma) -1) | |
2580 | { | |
2581 | /* We have already allocated space in the .got. */ | |
2582 | break; | |
2583 | } | |
2584 | local_got_offsets[symtab_hdr->sh_info | |
eea6121a | 2585 | + r_symndx] = sgot->size; |
fbca6ad9 AO |
2586 | } |
2587 | else | |
2588 | { | |
2589 | if (local_got_offsets[r_symndx] != (bfd_vma) -1) | |
2590 | { | |
2591 | /* We have already allocated space in the .got. */ | |
2592 | break; | |
2593 | } | |
eea6121a | 2594 | local_got_offsets[r_symndx] = sgot->size; |
fbca6ad9 AO |
2595 | } |
2596 | ||
2597 | if (info->shared) | |
2598 | { | |
2599 | /* If we are generating a shared object, we need to | |
2600 | output a R_SH_RELATIVE reloc so that the dynamic | |
2601 | linker can adjust this GOT entry. */ | |
eea6121a | 2602 | srelgot->size += sizeof (Elf64_External_Rela); |
fbca6ad9 AO |
2603 | } |
2604 | } | |
2605 | ||
eea6121a | 2606 | sgot->size += 8; |
fbca6ad9 AO |
2607 | |
2608 | break; | |
2609 | ||
2610 | case R_SH_GOTPLT_LOW16: | |
2611 | case R_SH_GOTPLT_MEDLOW16: | |
2612 | case R_SH_GOTPLT_MEDHI16: | |
2613 | case R_SH_GOTPLT_HI16: | |
2614 | case R_SH_GOTPLT10BY4: | |
2615 | case R_SH_GOTPLT10BY8: | |
2616 | /* If this is a local symbol, we resolve it directly without | |
2617 | creating a procedure linkage table entry. */ | |
2618 | ||
2619 | if (h == NULL | |
2620 | || ELF_ST_VISIBILITY (h->other) == STV_INTERNAL | |
2621 | || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN | |
2622 | || ! info->shared | |
2623 | || info->symbolic | |
2624 | || h->dynindx == -1 | |
2625 | || h->got.offset != (bfd_vma) -1) | |
2626 | goto force_got; | |
2627 | ||
2628 | /* Make sure this symbol is output as a dynamic symbol. */ | |
2629 | if (h->dynindx == -1) | |
2630 | { | |
c152c796 | 2631 | if (! bfd_elf_link_record_dynamic_symbol (info, h)) |
b34976b6 | 2632 | return FALSE; |
fbca6ad9 AO |
2633 | } |
2634 | ||
f5385ebf | 2635 | h->needs_plt = 1; |
fbca6ad9 AO |
2636 | |
2637 | break; | |
2638 | ||
2639 | case R_SH_PLT_LOW16: | |
2640 | case R_SH_PLT_MEDLOW16: | |
2641 | case R_SH_PLT_MEDHI16: | |
2642 | case R_SH_PLT_HI16: | |
2643 | /* This symbol requires a procedure linkage table entry. We | |
2644 | actually build the entry in adjust_dynamic_symbol, | |
2645 | because this might be a case of linking PIC code which is | |
2646 | never referenced by a dynamic object, in which case we | |
2647 | don't need to generate a procedure linkage table entry | |
2648 | after all. */ | |
2649 | ||
2650 | /* If this is a local symbol, we resolve it directly without | |
2651 | creating a procedure linkage table entry. */ | |
2652 | if (h == NULL) | |
2653 | continue; | |
2654 | ||
2655 | if (ELF_ST_VISIBILITY (h->other) == STV_INTERNAL | |
2656 | || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN) | |
2657 | break; | |
2658 | ||
f5385ebf | 2659 | h->needs_plt = 1; |
fbca6ad9 AO |
2660 | |
2661 | break; | |
2662 | ||
2663 | case R_SH_64: | |
2664 | case R_SH_64_PCREL: | |
2665 | if (h != NULL) | |
f5385ebf | 2666 | h->non_got_ref = 1; |
fbca6ad9 AO |
2667 | |
2668 | /* If we are creating a shared library, and this is a reloc | |
2669 | against a global symbol, or a non PC relative reloc | |
2670 | against a local symbol, then we need to copy the reloc | |
2671 | into the shared library. However, if we are linking with | |
2672 | -Bsymbolic, we do not need to copy a reloc against a | |
2673 | global symbol which is defined in an object we are | |
2674 | including in the link (i.e., DEF_REGULAR is set). At | |
2675 | this point we have not seen all the input files, so it is | |
2676 | possible that DEF_REGULAR is not set now but will be set | |
2677 | later (it is never cleared). We account for that | |
2678 | possibility below by storing information in the | |
2679 | pcrel_relocs_copied field of the hash table entry. */ | |
2680 | if (info->shared | |
2681 | && (sec->flags & SEC_ALLOC) != 0 | |
2682 | && (ELF32_R_TYPE (rel->r_info) != R_SH_64_PCREL | |
2683 | || (h != NULL | |
2684 | && (! info->symbolic | |
f5385ebf | 2685 | || !h->def_regular)))) |
fbca6ad9 AO |
2686 | { |
2687 | /* When creating a shared object, we must copy these | |
2688 | reloc types into the output file. We create a reloc | |
2689 | section in dynobj and make room for this reloc. */ | |
2690 | if (sreloc == NULL) | |
2691 | { | |
2692 | const char *name; | |
2693 | ||
2694 | name = (bfd_elf_string_from_elf_section | |
2695 | (abfd, | |
2696 | elf_elfheader (abfd)->e_shstrndx, | |
2697 | elf_section_data (sec)->rel_hdr.sh_name)); | |
2698 | if (name == NULL) | |
b34976b6 | 2699 | return FALSE; |
fbca6ad9 | 2700 | |
0112cd26 | 2701 | BFD_ASSERT (CONST_STRNEQ (name, ".rela") |
fbca6ad9 AO |
2702 | && strcmp (bfd_get_section_name (abfd, sec), |
2703 | name + 5) == 0); | |
2704 | ||
2705 | sreloc = bfd_get_section_by_name (dynobj, name); | |
2706 | if (sreloc == NULL) | |
2707 | { | |
2708 | flagword flags; | |
2709 | ||
fbca6ad9 AO |
2710 | flags = (SEC_HAS_CONTENTS | SEC_READONLY |
2711 | | SEC_IN_MEMORY | SEC_LINKER_CREATED); | |
2712 | if ((sec->flags & SEC_ALLOC) != 0) | |
2713 | flags |= SEC_ALLOC | SEC_LOAD; | |
3496cb2a L |
2714 | sreloc = bfd_make_section_with_flags (dynobj, |
2715 | name, | |
2716 | flags); | |
fbca6ad9 | 2717 | if (sreloc == NULL |
fbca6ad9 | 2718 | || ! bfd_set_section_alignment (dynobj, sreloc, 2)) |
b34976b6 | 2719 | return FALSE; |
fbca6ad9 AO |
2720 | } |
2721 | } | |
2722 | ||
eea6121a | 2723 | sreloc->size += sizeof (Elf64_External_Rela); |
fbca6ad9 AO |
2724 | |
2725 | /* If we are linking with -Bsymbolic, and this is a | |
2726 | global symbol, we count the number of PC relative | |
2727 | relocations we have entered for this symbol, so that | |
2728 | we can discard them again if the symbol is later | |
2729 | defined by a regular object. Note that this function | |
2730 | is only called if we are using an elf_sh linker | |
2731 | hash table, which means that h is really a pointer to | |
2732 | an elf_sh_link_hash_entry. */ | |
2733 | if (h != NULL && info->symbolic | |
2734 | && ELF64_R_TYPE (rel->r_info) == R_SH_64_PCREL) | |
2735 | { | |
2736 | struct elf_sh64_link_hash_entry *eh; | |
2737 | struct elf_sh64_pcrel_relocs_copied *p; | |
2738 | ||
2739 | eh = (struct elf_sh64_link_hash_entry *) h; | |
2740 | ||
2741 | for (p = eh->pcrel_relocs_copied; p != NULL; p = p->next) | |
2742 | if (p->section == sreloc) | |
2743 | break; | |
2744 | ||
2745 | if (p == NULL) | |
2746 | { | |
2747 | p = ((struct elf_sh64_pcrel_relocs_copied *) | |
2748 | bfd_alloc (dynobj, sizeof *p)); | |
2749 | if (p == NULL) | |
b34976b6 | 2750 | return FALSE; |
fbca6ad9 AO |
2751 | p->next = eh->pcrel_relocs_copied; |
2752 | eh->pcrel_relocs_copied = p; | |
2753 | p->section = sreloc; | |
2754 | p->count = 0; | |
2755 | } | |
2756 | ||
2757 | ++p->count; | |
2758 | } | |
2759 | } | |
2760 | ||
2761 | break; | |
2762 | } | |
2763 | } | |
cedb70c5 | 2764 | |
b34976b6 | 2765 | return TRUE; |
fbca6ad9 AO |
2766 | } |
2767 | ||
2768 | static int | |
09fd220b | 2769 | sh64_elf64_get_symbol_type (Elf_Internal_Sym * elf_sym, int type) |
fbca6ad9 AO |
2770 | { |
2771 | if (ELF_ST_TYPE (elf_sym->st_info) == STT_DATALABEL) | |
2772 | return STT_DATALABEL; | |
2773 | ||
2774 | return type; | |
2775 | } | |
2776 | ||
2777 | /* FIXME: This is a copy of sh64_elf_add_symbol_hook in elf32-sh64.c. | |
2778 | Either file can presumably exist without the other, but do not differ | |
2779 | in elf-size-ness. How to share? | |
2780 | ||
2781 | Hook called by the linker routine which adds symbols from an object | |
2782 | file. We must make indirect symbols for undefined symbols marked with | |
2783 | STT_DATALABEL, so relocations passing them will pick up that attribute | |
2784 | and neutralize STO_SH5_ISA32 found on the symbol definition. | |
2785 | ||
2786 | There is a problem, though: We want to fill in the hash-table entry for | |
2787 | this symbol and signal to the caller that no further processing is | |
2788 | needed. But we don't have the index for this hash-table entry. We | |
2789 | rely here on that the current entry is the first hash-entry with NULL, | |
2790 | which seems brittle. Also, iterating over the hash-table to find that | |
2791 | entry is a linear operation on the number of symbols in this input | |
2792 | file, and this function should take constant time, so that's not good | |
2793 | too. Only comfort is that DataLabel references should only be found in | |
2794 | hand-written assembly code and thus be rare. FIXME: Talk maintainers | |
2795 | into adding an option to elf_add_symbol_hook (preferably) for the index | |
2796 | or the hash entry, alternatively adding the index to Elf_Internal_Sym | |
2797 | (not so good). */ | |
2798 | ||
b34976b6 | 2799 | static bfd_boolean |
09fd220b | 2800 | sh64_elf64_add_symbol_hook (bfd *abfd, struct bfd_link_info *info, |
555cd476 | 2801 | Elf_Internal_Sym *sym, const char **namep, |
09fd220b KK |
2802 | flagword *flagsp ATTRIBUTE_UNUSED, |
2803 | asection **secp, bfd_vma *valp) | |
fbca6ad9 AO |
2804 | { |
2805 | /* We want to do this for relocatable as well as final linking. */ | |
4ab82700 | 2806 | if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL |
0eddce27 | 2807 | && is_elf_hash_table (info->hash)) |
fbca6ad9 AO |
2808 | { |
2809 | struct elf_link_hash_entry *h; | |
2810 | ||
1049f94e | 2811 | /* For relocatable links, we register the DataLabel sym in its own |
fbca6ad9 AO |
2812 | right, and tweak the name when it's output. Otherwise, we make |
2813 | an indirect symbol of it. */ | |
2814 | flagword flags | |
1049f94e | 2815 | = info->relocatable || info->emitrelocations |
fbca6ad9 AO |
2816 | ? BSF_GLOBAL : BSF_GLOBAL | BSF_INDIRECT; |
2817 | ||
2818 | char *dl_name | |
2819 | = bfd_malloc (strlen (*namep) + sizeof (DATALABEL_SUFFIX)); | |
2820 | struct elf_link_hash_entry ** sym_hash = elf_sym_hashes (abfd); | |
2821 | ||
2822 | BFD_ASSERT (sym_hash != NULL); | |
2823 | ||
2824 | /* Allocation may fail. */ | |
2825 | if (dl_name == NULL) | |
b34976b6 | 2826 | return FALSE; |
fbca6ad9 AO |
2827 | |
2828 | strcpy (dl_name, *namep); | |
2829 | strcat (dl_name, DATALABEL_SUFFIX); | |
2830 | ||
2831 | h = (struct elf_link_hash_entry *) | |
b34976b6 | 2832 | bfd_link_hash_lookup (info->hash, dl_name, FALSE, FALSE, FALSE); |
fbca6ad9 AO |
2833 | |
2834 | if (h == NULL) | |
2835 | { | |
2836 | /* No previous datalabel symbol. Make one. */ | |
14a793b2 | 2837 | struct bfd_link_hash_entry *bh = NULL; |
9c5bfbb7 | 2838 | const struct elf_backend_data *bed = get_elf_backend_data (abfd); |
14a793b2 | 2839 | |
fbca6ad9 AO |
2840 | if (! _bfd_generic_link_add_one_symbol (info, abfd, dl_name, |
2841 | flags, *secp, *valp, | |
b34976b6 | 2842 | *namep, FALSE, |
14a793b2 | 2843 | bed->collect, &bh)) |
fbca6ad9 AO |
2844 | { |
2845 | free (dl_name); | |
b34976b6 | 2846 | return FALSE; |
fbca6ad9 AO |
2847 | } |
2848 | ||
14a793b2 | 2849 | h = (struct elf_link_hash_entry *) bh; |
f5385ebf | 2850 | h->non_elf = 0; |
fbca6ad9 AO |
2851 | h->type = STT_DATALABEL; |
2852 | } | |
2853 | else | |
2854 | /* If a new symbol was created, it holds the allocated name. | |
2855 | Otherwise, we don't need it anymore and should deallocate it. */ | |
2856 | free (dl_name); | |
2857 | ||
2858 | if (h->type != STT_DATALABEL | |
1049f94e | 2859 | || ((info->relocatable || info->emitrelocations) |
fbca6ad9 | 2860 | && h->root.type != bfd_link_hash_undefined) |
1049f94e | 2861 | || (! info->relocatable && !info->emitrelocations |
fbca6ad9 AO |
2862 | && h->root.type != bfd_link_hash_indirect)) |
2863 | { | |
2864 | /* Make sure we don't get confused on invalid input. */ | |
2865 | (*_bfd_error_handler) | |
2866 | (_("%s: encountered datalabel symbol in input"), | |
2867 | bfd_get_filename (abfd)); | |
2868 | bfd_set_error (bfd_error_bad_value); | |
b34976b6 | 2869 | return FALSE; |
fbca6ad9 AO |
2870 | } |
2871 | ||
2872 | /* Now find the hash-table slot for this entry and fill it in. */ | |
2873 | while (*sym_hash != NULL) | |
2874 | sym_hash++; | |
2875 | *sym_hash = h; | |
2876 | ||
2877 | /* Signal to caller to skip this symbol - we've handled it. */ | |
2878 | *namep = NULL; | |
2879 | } | |
2880 | ||
b34976b6 | 2881 | return TRUE; |
fbca6ad9 AO |
2882 | } |
2883 | ||
2884 | /* This hook function is called before the linker writes out a global | |
2885 | symbol. For relocatable links, DataLabel symbols will be present in | |
2886 | linker output. We cut off the special suffix on those symbols, so the | |
2887 | right name appears in the output. | |
2888 | ||
2889 | When linking and emitting relocations, there can appear global symbols | |
2890 | that are not referenced by relocs, but rather only implicitly through | |
2891 | DataLabel references, a relation that is not visible to the linker. | |
2892 | Since no stripping of global symbols in done when doing such linking, | |
2893 | we don't need to look up and make sure to emit the main symbol for each | |
2894 | DataLabel symbol. */ | |
2895 | ||
b34976b6 | 2896 | static bfd_boolean |
754021d0 | 2897 | sh64_elf64_link_output_symbol_hook (struct bfd_link_info *info, |
09fd220b KK |
2898 | const char *cname, |
2899 | Elf_Internal_Sym *sym, | |
754021d0 AM |
2900 | asection *input_sec ATTRIBUTE_UNUSED, |
2901 | struct elf_link_hash_entry *h ATTRIBUTE_UNUSED) | |
fbca6ad9 AO |
2902 | { |
2903 | char *name = (char *) cname; | |
2904 | ||
1049f94e | 2905 | if (info->relocatable || info->emitrelocations) |
fbca6ad9 AO |
2906 | { |
2907 | if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL) | |
2908 | name[strlen (name) - strlen (DATALABEL_SUFFIX)] = 0; | |
2909 | } | |
2910 | ||
b34976b6 | 2911 | return TRUE; |
fbca6ad9 AO |
2912 | } |
2913 | ||
2914 | /* Set bit 0 on the entry address; it always points to SHmedia code. This | |
2915 | is mostly for symmetry with the 32-bit format, where code can be | |
2916 | SHcompact and we need to make a distinction to make sure execution | |
2917 | starts in the right ISA mode. It is also convenient for a loader, | |
2918 | which would otherwise have to set this bit when loading a TR register | |
2919 | before jumping to the program entry. */ | |
2920 | ||
2921 | static void | |
09fd220b KK |
2922 | sh64_elf64_final_write_processing (bfd *abfd, |
2923 | bfd_boolean linker ATTRIBUTE_UNUSED) | |
fbca6ad9 AO |
2924 | { |
2925 | /* FIXME: Perhaps we shouldn't do this if the entry address was supplied | |
2926 | numerically, but we currently lack the infrastructure to recognize | |
2927 | that: The entry symbol, and info whether it is numeric or a symbol | |
2928 | name is kept private in the linker. */ | |
2929 | if (elf_elfheader (abfd)->e_type == ET_EXEC) | |
2930 | elf_elfheader (abfd)->e_entry |= 1; | |
2931 | } | |
2932 | ||
2933 | /* First entry in an absolute procedure linkage table look like this. */ | |
2934 | ||
2935 | static const bfd_byte elf_sh64_plt0_entry_be[PLT_ENTRY_SIZE] = | |
2936 | { | |
2937 | 0xcc, 0x00, 0x01, 0x10, /* movi .got.plt >> 48, r17 */ | |
2938 | 0xc8, 0x00, 0x01, 0x10, /* shori (.got.plt >> 32) & 65535, r17 */ | |
2939 | 0xc8, 0x00, 0x01, 0x10, /* shori (.got.plt >> 16) & 65535, r17 */ | |
2940 | 0xc8, 0x00, 0x01, 0x10, /* shori .got.plt & 65535, r17 */ | |
2941 | 0x8d, 0x10, 0x09, 0x90, /* ld.q r17, 16, r25 */ | |
c8614e8e | 2942 | 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ |
fbca6ad9 AO |
2943 | 0x8d, 0x10, 0x05, 0x10, /* ld.q r17, 8, r17 */ |
2944 | 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ | |
2945 | 0x6f, 0xf0, 0xff, 0xf0, /* nop */ | |
2946 | 0x6f, 0xf0, 0xff, 0xf0, /* nop */ | |
2947 | 0x6f, 0xf0, 0xff, 0xf0, /* nop */ | |
2948 | 0x6f, 0xf0, 0xff, 0xf0, /* nop */ | |
2949 | 0x6f, 0xf0, 0xff, 0xf0, /* nop */ | |
2950 | 0x6f, 0xf0, 0xff, 0xf0, /* nop */ | |
2951 | 0x6f, 0xf0, 0xff, 0xf0, /* nop */ | |
2952 | 0x6f, 0xf0, 0xff, 0xf0, /* nop */ | |
2953 | }; | |
2954 | ||
2955 | static const bfd_byte elf_sh64_plt0_entry_le[PLT_ENTRY_SIZE] = | |
2956 | { | |
2957 | 0x10, 0x01, 0x00, 0xcc, /* movi .got.plt >> 16, r17 */ | |
2958 | 0x10, 0x01, 0x00, 0xc8, /* shori (.got.plt >> 32) & 65535, r17 */ | |
2959 | 0x10, 0x01, 0x00, 0xc8, /* shori (.got.plt >> 16) & 65535, r17 */ | |
2960 | 0x10, 0x01, 0x00, 0xc8, /* shori .got.plt & 65535, r17 */ | |
2961 | 0x90, 0x09, 0x10, 0x8d, /* ld.q r17, 16, r25 */ | |
c8614e8e | 2962 | 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ |
fbca6ad9 AO |
2963 | 0x10, 0x05, 0x10, 0x8d, /* ld.q r17, 8, r17 */ |
2964 | 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ | |
2965 | 0xf0, 0xff, 0xf0, 0x6f, /* nop */ | |
2966 | 0xf0, 0xff, 0xf0, 0x6f, /* nop */ | |
2967 | 0xf0, 0xff, 0xf0, 0x6f, /* nop */ | |
2968 | 0xf0, 0xff, 0xf0, 0x6f, /* nop */ | |
2969 | 0xf0, 0xff, 0xf0, 0x6f, /* nop */ | |
2970 | 0xf0, 0xff, 0xf0, 0x6f, /* nop */ | |
2971 | 0xf0, 0xff, 0xf0, 0x6f, /* nop */ | |
2972 | 0xf0, 0xff, 0xf0, 0x6f, /* nop */ | |
2973 | }; | |
2974 | ||
2975 | /* Sebsequent entries in an absolute procedure linkage table look like | |
2976 | this. */ | |
2977 | ||
2978 | static const bfd_byte elf_sh64_plt_entry_be[PLT_ENTRY_SIZE] = | |
2979 | { | |
2980 | 0xcc, 0x00, 0x01, 0x90, /* movi nameN-in-GOT >> 48, r25 */ | |
2981 | 0xc8, 0x00, 0x01, 0x90, /* shori (nameN-in-GOT >> 32) & 65535, r25 */ | |
2982 | 0xc8, 0x00, 0x01, 0x90, /* shori (nameN-in-GOT >> 16) & 65535, r25 */ | |
2983 | 0xc8, 0x00, 0x01, 0x90, /* shori nameN-in-GOT & 65535, r25 */ | |
2984 | 0x8d, 0x90, 0x01, 0x90, /* ld.q r25, 0, r25 */ | |
2985 | 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ | |
2986 | 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ | |
2987 | 0x6f, 0xf0, 0xff, 0xf0, /* nop */ | |
c8614e8e AM |
2988 | 0xcc, 0x00, 0x01, 0x90, /* movi (.+8-.PLT0) >> 16, r25 */ |
2989 | 0xc8, 0x00, 0x01, 0x90, /* shori (.+4-.PLT0) & 65535, r25 */ | |
2990 | 0x6b, 0xf5, 0x66, 0x00, /* ptrel r25, tr0 */ | |
fbca6ad9 AO |
2991 | 0xcc, 0x00, 0x01, 0x50, /* movi reloc-offset >> 16, r21 */ |
2992 | 0xc8, 0x00, 0x01, 0x50, /* shori reloc-offset & 65535, r21 */ | |
2993 | 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ | |
2994 | 0x6f, 0xf0, 0xff, 0xf0, /* nop */ | |
2995 | 0x6f, 0xf0, 0xff, 0xf0, /* nop */ | |
2996 | }; | |
2997 | ||
2998 | static const bfd_byte elf_sh64_plt_entry_le[PLT_ENTRY_SIZE] = | |
2999 | { | |
3000 | 0x90, 0x01, 0x00, 0xcc, /* movi nameN-in-GOT >> 16, r25 */ | |
3001 | 0x90, 0x01, 0x00, 0xc8, /* shori nameN-in-GOT & 65535, r25 */ | |
3002 | 0x90, 0x01, 0x00, 0xc8, /* shori nameN-in-GOT & 65535, r25 */ | |
3003 | 0x90, 0x01, 0x00, 0xc8, /* shori nameN-in-GOT & 65535, r25 */ | |
3004 | 0x90, 0x01, 0x90, 0x8d, /* ld.q r25, 0, r25 */ | |
3005 | 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ | |
3006 | 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ | |
3007 | 0xf0, 0xff, 0xf0, 0x6f, /* nop */ | |
c8614e8e AM |
3008 | 0x90, 0x01, 0x00, 0xcc, /* movi (.+8-.PLT0) >> 16, r25 */ |
3009 | 0x90, 0x01, 0x00, 0xc8, /* shori (.+4-.PLT0) & 65535, r25 */ | |
3010 | 0x00, 0x66, 0xf5, 0x6b, /* ptrel r25, tr0 */ | |
fbca6ad9 AO |
3011 | 0x50, 0x01, 0x00, 0xcc, /* movi reloc-offset >> 16, r21 */ |
3012 | 0x50, 0x01, 0x00, 0xc8, /* shori reloc-offset & 65535, r21 */ | |
3013 | 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ | |
3014 | 0xf0, 0xff, 0xf0, 0x6f, /* nop */ | |
3015 | 0xf0, 0xff, 0xf0, 0x6f, /* nop */ | |
3016 | }; | |
3017 | ||
3018 | /* Entries in a PIC procedure linkage table look like this. */ | |
3019 | ||
3020 | static const bfd_byte elf_sh64_pic_plt_entry_be[PLT_ENTRY_SIZE] = | |
3021 | { | |
3022 | 0xcc, 0x00, 0x01, 0x90, /* movi nameN@GOT >> 16, r25 */ | |
3023 | 0xc8, 0x00, 0x01, 0x90, /* shori nameN@GOT & 65535, r25 */ | |
3024 | 0x40, 0xc3, 0x65, 0x90, /* ldx.q r12, r25, r25 */ | |
3025 | 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ | |
3026 | 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ | |
3027 | 0x6f, 0xf0, 0xff, 0xf0, /* nop */ | |
3028 | 0x6f, 0xf0, 0xff, 0xf0, /* nop */ | |
3029 | 0x6f, 0xf0, 0xff, 0xf0, /* nop */ | |
3030 | 0xce, 0x00, 0x01, 0x10, /* movi -GOT_BIAS, r17 */ | |
0a4ef3f4 | 3031 | 0x00, 0xc9, 0x45, 0x10, /* add r12, r17, r17 */ |
fbca6ad9 AO |
3032 | 0x8d, 0x10, 0x09, 0x90, /* ld.q r17, 16, r25 */ |
3033 | 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ | |
3034 | 0x8d, 0x10, 0x05, 0x10, /* ld.q r17, 8, r17 */ | |
3035 | 0xcc, 0x00, 0x01, 0x50, /* movi reloc-offset >> 16, r21 */ | |
3036 | 0xc8, 0x00, 0x01, 0x50, /* shori reloc-offset & 65535, r21 */ | |
3037 | 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ | |
3038 | }; | |
3039 | ||
3040 | static const bfd_byte elf_sh64_pic_plt_entry_le[PLT_ENTRY_SIZE] = | |
3041 | { | |
3042 | 0x90, 0x01, 0x00, 0xcc, /* movi nameN@GOT >> 16, r25 */ | |
3043 | 0x90, 0x01, 0x00, 0xc8, /* shori nameN@GOT & 65535, r25 */ | |
3044 | 0x90, 0x65, 0xc3, 0x40, /* ldx.q r12, r25, r25 */ | |
3045 | 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ | |
3046 | 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ | |
3047 | 0xf0, 0xff, 0xf0, 0x6f, /* nop */ | |
3048 | 0xf0, 0xff, 0xf0, 0x6f, /* nop */ | |
3049 | 0xf0, 0xff, 0xf0, 0x6f, /* nop */ | |
3050 | 0x10, 0x01, 0x00, 0xce, /* movi -GOT_BIAS, r17 */ | |
0a4ef3f4 | 3051 | 0x10, 0x45, 0xc9, 0x00, /* add r12, r17, r17 */ |
fbca6ad9 AO |
3052 | 0x90, 0x09, 0x10, 0x8d, /* ld.q r17, 16, r25 */ |
3053 | 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ | |
3054 | 0x10, 0x05, 0x10, 0x8d, /* ld.q r17, 8, r17 */ | |
3055 | 0x50, 0x01, 0x00, 0xcc, /* movi reloc-offset >> 16, r21 */ | |
3056 | 0x50, 0x01, 0x00, 0xc8, /* shori reloc-offset & 65535, r21 */ | |
3057 | 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ | |
3058 | }; | |
3059 | ||
3060 | static const bfd_byte *elf_sh64_plt0_entry; | |
3061 | static const bfd_byte *elf_sh64_plt_entry; | |
3062 | static const bfd_byte *elf_sh64_pic_plt_entry; | |
3063 | ||
3064 | /* Create an entry in an sh ELF linker hash table. */ | |
3065 | ||
3066 | static struct bfd_hash_entry * | |
09fd220b KK |
3067 | sh64_elf64_link_hash_newfunc (struct bfd_hash_entry *entry, |
3068 | struct bfd_hash_table *table, | |
3069 | const char *string) | |
fbca6ad9 AO |
3070 | { |
3071 | struct elf_sh64_link_hash_entry *ret = | |
3072 | (struct elf_sh64_link_hash_entry *) entry; | |
3073 | ||
3074 | /* Allocate the structure if it has not already been allocated by a | |
3075 | subclass. */ | |
3076 | if (ret == (struct elf_sh64_link_hash_entry *) NULL) | |
3077 | ret = ((struct elf_sh64_link_hash_entry *) | |
3078 | bfd_hash_allocate (table, | |
3079 | sizeof (struct elf_sh64_link_hash_entry))); | |
3080 | if (ret == (struct elf_sh64_link_hash_entry *) NULL) | |
3081 | return (struct bfd_hash_entry *) ret; | |
3082 | ||
3083 | /* Call the allocation method of the superclass. */ | |
3084 | ret = ((struct elf_sh64_link_hash_entry *) | |
3085 | _bfd_elf_link_hash_newfunc ((struct bfd_hash_entry *) ret, | |
3086 | table, string)); | |
3087 | if (ret != (struct elf_sh64_link_hash_entry *) NULL) | |
3088 | { | |
3089 | ret->pcrel_relocs_copied = NULL; | |
3090 | ret->datalabel_got_offset = (bfd_vma) -1; | |
3091 | } | |
3092 | ||
3093 | return (struct bfd_hash_entry *) ret; | |
3094 | } | |
3095 | ||
3096 | /* Create an sh64 ELF linker hash table. */ | |
3097 | ||
3098 | static struct bfd_link_hash_table * | |
09fd220b | 3099 | sh64_elf64_link_hash_table_create (bfd *abfd) |
fbca6ad9 AO |
3100 | { |
3101 | struct elf_sh64_link_hash_table *ret; | |
3102 | ||
3103 | ret = ((struct elf_sh64_link_hash_table *) | |
e2d34d7d | 3104 | bfd_malloc (sizeof (struct elf_sh64_link_hash_table))); |
fbca6ad9 AO |
3105 | if (ret == (struct elf_sh64_link_hash_table *) NULL) |
3106 | return NULL; | |
3107 | ||
66eb6687 AM |
3108 | if (!_bfd_elf_link_hash_table_init (&ret->root, abfd, |
3109 | sh64_elf64_link_hash_newfunc, | |
3110 | sizeof (struct elf_sh64_link_hash_entry))) | |
fbca6ad9 | 3111 | { |
e2d34d7d | 3112 | free (ret); |
fbca6ad9 AO |
3113 | return NULL; |
3114 | } | |
3115 | ||
3116 | return &ret->root.root; | |
3117 | } | |
3118 | ||
3119 | inline static void | |
f075ee0c | 3120 | movi_shori_putval (bfd *output_bfd, unsigned long value, bfd_byte *addr) |
fbca6ad9 AO |
3121 | { |
3122 | bfd_put_32 (output_bfd, | |
3123 | bfd_get_32 (output_bfd, addr) | |
3124 | | ((value >> 6) & 0x3fffc00), | |
3125 | addr); | |
3126 | bfd_put_32 (output_bfd, | |
3127 | bfd_get_32 (output_bfd, addr + 4) | |
3128 | | ((value << 10) & 0x3fffc00), | |
3129 | addr + 4); | |
3130 | } | |
3131 | ||
3132 | inline static void | |
f075ee0c | 3133 | movi_3shori_putval (bfd *output_bfd, bfd_vma value, bfd_byte *addr) |
fbca6ad9 AO |
3134 | { |
3135 | bfd_put_32 (output_bfd, | |
3136 | bfd_get_32 (output_bfd, addr) | |
3137 | | ((value >> 38) & 0x3fffc00), | |
3138 | addr); | |
3139 | bfd_put_32 (output_bfd, | |
3140 | bfd_get_32 (output_bfd, addr + 4) | |
3141 | | ((value >> 22) & 0x3fffc00), | |
3142 | addr + 4); | |
3143 | bfd_put_32 (output_bfd, | |
3144 | bfd_get_32 (output_bfd, addr + 8) | |
3145 | | ((value >> 6) & 0x3fffc00), | |
3146 | addr + 8); | |
3147 | bfd_put_32 (output_bfd, | |
3148 | bfd_get_32 (output_bfd, addr + 12) | |
3149 | | ((value << 10) & 0x3fffc00), | |
3150 | addr + 12); | |
3151 | } | |
3152 | ||
3153 | /* Create dynamic sections when linking against a dynamic object. */ | |
3154 | ||
b34976b6 | 3155 | static bfd_boolean |
09fd220b | 3156 | sh64_elf64_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info) |
fbca6ad9 AO |
3157 | { |
3158 | flagword flags, pltflags; | |
3159 | register asection *s; | |
9c5bfbb7 | 3160 | const struct elf_backend_data *bed = get_elf_backend_data (abfd); |
fbca6ad9 AO |
3161 | int ptralign = 0; |
3162 | ||
3163 | switch (bed->s->arch_size) | |
3164 | { | |
3165 | case 32: | |
3166 | ptralign = 2; | |
3167 | break; | |
3168 | ||
3169 | case 64: | |
3170 | ptralign = 3; | |
3171 | break; | |
3172 | ||
3173 | default: | |
3174 | bfd_set_error (bfd_error_bad_value); | |
b34976b6 | 3175 | return FALSE; |
fbca6ad9 AO |
3176 | } |
3177 | ||
3178 | /* We need to create .plt, .rel[a].plt, .got, .got.plt, .dynbss, and | |
3179 | .rel[a].bss sections. */ | |
3180 | ||
3181 | flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY | |
3182 | | SEC_LINKER_CREATED); | |
3183 | ||
3184 | pltflags = flags; | |
3185 | pltflags |= SEC_CODE; | |
3186 | if (bed->plt_not_loaded) | |
3187 | pltflags &= ~ (SEC_LOAD | SEC_HAS_CONTENTS); | |
3188 | if (bed->plt_readonly) | |
3189 | pltflags |= SEC_READONLY; | |
3190 | ||
3496cb2a | 3191 | s = bfd_make_section_with_flags (abfd, ".plt", pltflags); |
fbca6ad9 | 3192 | if (s == NULL |
fbca6ad9 | 3193 | || ! bfd_set_section_alignment (abfd, s, bed->plt_alignment)) |
b34976b6 | 3194 | return FALSE; |
fbca6ad9 AO |
3195 | |
3196 | if (bed->want_plt_sym) | |
3197 | { | |
3198 | /* Define the symbol _PROCEDURE_LINKAGE_TABLE_ at the start of the | |
3199 | .plt section. */ | |
14a793b2 AM |
3200 | struct elf_link_hash_entry *h; |
3201 | struct bfd_link_hash_entry *bh = NULL; | |
3202 | ||
fbca6ad9 AO |
3203 | if (! (_bfd_generic_link_add_one_symbol |
3204 | (info, abfd, "_PROCEDURE_LINKAGE_TABLE_", BSF_GLOBAL, s, | |
b34976b6 AM |
3205 | (bfd_vma) 0, (const char *) NULL, FALSE, bed->collect, &bh))) |
3206 | return FALSE; | |
14a793b2 AM |
3207 | |
3208 | h = (struct elf_link_hash_entry *) bh; | |
f5385ebf | 3209 | h->def_regular = 1; |
fbca6ad9 | 3210 | h->type = STT_OBJECT; |
7325306f | 3211 | elf_hash_table (info)->hplt = h; |
fbca6ad9 AO |
3212 | |
3213 | if (info->shared | |
c152c796 | 3214 | && ! bfd_elf_link_record_dynamic_symbol (info, h)) |
b34976b6 | 3215 | return FALSE; |
fbca6ad9 AO |
3216 | } |
3217 | ||
3496cb2a L |
3218 | s = bfd_make_section_with_flags (abfd, |
3219 | bed->default_use_rela_p ? ".rela.plt" : ".rel.plt", | |
3220 | flags | SEC_READONLY); | |
fbca6ad9 | 3221 | if (s == NULL |
fbca6ad9 | 3222 | || ! bfd_set_section_alignment (abfd, s, ptralign)) |
b34976b6 | 3223 | return FALSE; |
fbca6ad9 AO |
3224 | |
3225 | if (! _bfd_elf_create_got_section (abfd, info)) | |
b34976b6 | 3226 | return FALSE; |
fbca6ad9 AO |
3227 | |
3228 | { | |
3229 | const char *secname; | |
3230 | char *relname; | |
3231 | flagword secflags; | |
3232 | asection *sec; | |
3233 | ||
3234 | for (sec = abfd->sections; sec; sec = sec->next) | |
3235 | { | |
3236 | secflags = bfd_get_section_flags (abfd, sec); | |
3237 | if ((secflags & (SEC_DATA | SEC_LINKER_CREATED)) | |
3238 | || ((secflags & SEC_HAS_CONTENTS) != SEC_HAS_CONTENTS)) | |
3239 | continue; | |
3240 | secname = bfd_get_section_name (abfd, sec); | |
3241 | relname = (char *) bfd_malloc (strlen (secname) + 6); | |
3242 | strcpy (relname, ".rela"); | |
3243 | strcat (relname, secname); | |
3496cb2a L |
3244 | s = bfd_make_section_with_flags (abfd, relname, |
3245 | flags | SEC_READONLY); | |
fbca6ad9 | 3246 | if (s == NULL |
fbca6ad9 | 3247 | || ! bfd_set_section_alignment (abfd, s, ptralign)) |
b34976b6 | 3248 | return FALSE; |
fbca6ad9 AO |
3249 | } |
3250 | } | |
3251 | ||
3252 | if (bed->want_dynbss) | |
3253 | { | |
3254 | /* The .dynbss section is a place to put symbols which are defined | |
3255 | by dynamic objects, are referenced by regular objects, and are | |
3256 | not functions. We must allocate space for them in the process | |
3257 | image and use a R_*_COPY reloc to tell the dynamic linker to | |
3258 | initialize them at run time. The linker script puts the .dynbss | |
3259 | section into the .bss section of the final image. */ | |
3496cb2a L |
3260 | s = bfd_make_section_with_flags (abfd, ".dynbss", |
3261 | SEC_ALLOC | SEC_LINKER_CREATED); | |
3262 | if (s == NULL) | |
b34976b6 | 3263 | return FALSE; |
fbca6ad9 AO |
3264 | |
3265 | /* The .rel[a].bss section holds copy relocs. This section is not | |
3266 | normally needed. We need to create it here, though, so that the | |
3267 | linker will map it to an output section. We can't just create it | |
3268 | only if we need it, because we will not know whether we need it | |
3269 | until we have seen all the input files, and the first time the | |
3270 | main linker code calls BFD after examining all the input files | |
3271 | (size_dynamic_sections) the input sections have already been | |
3272 | mapped to the output sections. If the section turns out not to | |
3273 | be needed, we can discard it later. We will never need this | |
3274 | section when generating a shared object, since they do not use | |
3275 | copy relocs. */ | |
3276 | if (! info->shared) | |
3277 | { | |
3496cb2a L |
3278 | s = bfd_make_section_with_flags (abfd, |
3279 | (bed->default_use_rela_p | |
3280 | ? ".rela.bss" : ".rel.bss"), | |
3281 | flags | SEC_READONLY); | |
fbca6ad9 | 3282 | if (s == NULL |
fbca6ad9 | 3283 | || ! bfd_set_section_alignment (abfd, s, ptralign)) |
b34976b6 | 3284 | return FALSE; |
fbca6ad9 AO |
3285 | } |
3286 | } | |
3287 | ||
b34976b6 | 3288 | return TRUE; |
fbca6ad9 AO |
3289 | } |
3290 | \f | |
3291 | /* Adjust a symbol defined by a dynamic object and referenced by a | |
3292 | regular object. The current definition is in some section of the | |
3293 | dynamic object, but we're not including those sections. We have to | |
3294 | change the definition to something the rest of the link can | |
3295 | understand. */ | |
3296 | ||
b34976b6 | 3297 | static bfd_boolean |
09fd220b KK |
3298 | sh64_elf64_adjust_dynamic_symbol (struct bfd_link_info *info, |
3299 | struct elf_link_hash_entry *h) | |
fbca6ad9 AO |
3300 | { |
3301 | bfd *dynobj; | |
3302 | asection *s; | |
3303 | unsigned int power_of_two; | |
3304 | ||
3305 | dynobj = elf_hash_table (info)->dynobj; | |
3306 | ||
3307 | /* Make sure we know what is going on here. */ | |
3308 | BFD_ASSERT (dynobj != NULL | |
f5385ebf | 3309 | && (h->needs_plt |
f6e332e6 | 3310 | || h->u.weakdef != NULL |
f5385ebf AM |
3311 | || (h->def_dynamic |
3312 | && h->ref_regular | |
3313 | && !h->def_regular))); | |
fbca6ad9 AO |
3314 | |
3315 | /* If this is a function, put it in the procedure linkage table. We | |
3316 | will fill in the contents of the procedure linkage table later, | |
3317 | when we know the address of the .got section. */ | |
3318 | if (h->type == STT_FUNC | |
f5385ebf | 3319 | || h->needs_plt) |
fbca6ad9 AO |
3320 | { |
3321 | if (! info->shared | |
f5385ebf AM |
3322 | && !h->def_dynamic |
3323 | && !h->ref_dynamic) | |
fbca6ad9 AO |
3324 | { |
3325 | /* This case can occur if we saw a PLT reloc in an input | |
3326 | file, but the symbol was never referred to by a dynamic | |
3327 | object. In such a case, we don't actually need to build | |
3328 | a procedure linkage table, and we can just do a REL64 | |
3329 | reloc instead. */ | |
f5385ebf | 3330 | BFD_ASSERT (h->needs_plt); |
b34976b6 | 3331 | return TRUE; |
fbca6ad9 AO |
3332 | } |
3333 | ||
3334 | /* Make sure this symbol is output as a dynamic symbol. */ | |
3335 | if (h->dynindx == -1) | |
3336 | { | |
c152c796 | 3337 | if (! bfd_elf_link_record_dynamic_symbol (info, h)) |
b34976b6 | 3338 | return FALSE; |
fbca6ad9 AO |
3339 | } |
3340 | ||
3341 | s = bfd_get_section_by_name (dynobj, ".plt"); | |
3342 | BFD_ASSERT (s != NULL); | |
3343 | ||
3344 | /* If this is the first .plt entry, make room for the special | |
3345 | first entry. */ | |
eea6121a AM |
3346 | if (s->size == 0) |
3347 | s->size += PLT_ENTRY_SIZE; | |
fbca6ad9 AO |
3348 | |
3349 | /* If this symbol is not defined in a regular file, and we are | |
3350 | not generating a shared library, then set the symbol to this | |
3351 | location in the .plt. This is required to make function | |
3352 | pointers compare as equal between the normal executable and | |
3353 | the shared library. */ | |
3354 | if (! info->shared | |
f5385ebf | 3355 | && !h->def_regular) |
fbca6ad9 AO |
3356 | { |
3357 | h->root.u.def.section = s; | |
eea6121a | 3358 | h->root.u.def.value = s->size; |
fbca6ad9 AO |
3359 | } |
3360 | ||
eea6121a | 3361 | h->plt.offset = s->size; |
fbca6ad9 AO |
3362 | |
3363 | /* Make room for this entry. */ | |
eea6121a | 3364 | s->size += elf_sh64_sizeof_plt (info); |
fbca6ad9 AO |
3365 | |
3366 | /* We also need to make an entry in the .got.plt section, which | |
3367 | will be placed in the .got section by the linker script. */ | |
3368 | ||
3369 | s = bfd_get_section_by_name (dynobj, ".got.plt"); | |
3370 | BFD_ASSERT (s != NULL); | |
eea6121a | 3371 | s->size += 8; |
fbca6ad9 AO |
3372 | |
3373 | /* We also need to make an entry in the .rela.plt section. */ | |
3374 | ||
3375 | s = bfd_get_section_by_name (dynobj, ".rela.plt"); | |
3376 | BFD_ASSERT (s != NULL); | |
eea6121a | 3377 | s->size += sizeof (Elf64_External_Rela); |
fbca6ad9 | 3378 | |
b34976b6 | 3379 | return TRUE; |
fbca6ad9 AO |
3380 | } |
3381 | ||
3382 | /* If this is a weak symbol, and there is a real definition, the | |
3383 | processor independent code will have arranged for us to see the | |
3384 | real definition first, and we can just use the same value. */ | |
f6e332e6 | 3385 | if (h->u.weakdef != NULL) |
fbca6ad9 | 3386 | { |
f6e332e6 AM |
3387 | BFD_ASSERT (h->u.weakdef->root.type == bfd_link_hash_defined |
3388 | || h->u.weakdef->root.type == bfd_link_hash_defweak); | |
3389 | h->root.u.def.section = h->u.weakdef->root.u.def.section; | |
3390 | h->root.u.def.value = h->u.weakdef->root.u.def.value; | |
b34976b6 | 3391 | return TRUE; |
fbca6ad9 AO |
3392 | } |
3393 | ||
3394 | /* This is a reference to a symbol defined by a dynamic object which | |
3395 | is not a function. */ | |
3396 | ||
3397 | /* If we are creating a shared library, we must presume that the | |
3398 | only references to the symbol are via the global offset table. | |
3399 | For such cases we need not do anything here; the relocations will | |
3400 | be handled correctly by relocate_section. */ | |
3401 | if (info->shared) | |
b34976b6 | 3402 | return TRUE; |
fbca6ad9 AO |
3403 | |
3404 | /* If there are no references to this symbol that do not use the | |
3405 | GOT, we don't need to generate a copy reloc. */ | |
f5385ebf | 3406 | if (!h->non_got_ref) |
b34976b6 | 3407 | return TRUE; |
fbca6ad9 | 3408 | |
909272ee AM |
3409 | if (h->size == 0) |
3410 | { | |
3411 | (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"), | |
3412 | h->root.root.string); | |
3413 | return TRUE; | |
3414 | } | |
3415 | ||
fbca6ad9 AO |
3416 | /* We must allocate the symbol in our .dynbss section, which will |
3417 | become part of the .bss section of the executable. There will be | |
3418 | an entry for this symbol in the .dynsym section. The dynamic | |
3419 | object will contain position independent code, so all references | |
3420 | from the dynamic object to this symbol will go through the global | |
3421 | offset table. The dynamic linker will use the .dynsym entry to | |
3422 | determine the address it must put in the global offset table, so | |
3423 | both the dynamic object and the regular object will refer to the | |
3424 | same memory location for the variable. */ | |
3425 | ||
3426 | s = bfd_get_section_by_name (dynobj, ".dynbss"); | |
3427 | BFD_ASSERT (s != NULL); | |
3428 | ||
3429 | /* We must generate a R_SH_COPY reloc to tell the dynamic linker to | |
3430 | copy the initial value out of the dynamic object and into the | |
3431 | runtime process image. We need to remember the offset into the | |
3432 | .rela.bss section we are going to use. */ | |
3433 | if ((h->root.u.def.section->flags & SEC_ALLOC) != 0) | |
3434 | { | |
3435 | asection *srel; | |
3436 | ||
3437 | srel = bfd_get_section_by_name (dynobj, ".rela.bss"); | |
3438 | BFD_ASSERT (srel != NULL); | |
eea6121a | 3439 | srel->size += sizeof (Elf64_External_Rela); |
f5385ebf | 3440 | h->needs_copy = 1; |
fbca6ad9 AO |
3441 | } |
3442 | ||
3443 | /* We need to figure out the alignment required for this symbol. I | |
3444 | have no idea how ELF linkers handle this. */ | |
3445 | power_of_two = bfd_log2 (h->size); | |
3446 | if (power_of_two > 3) | |
3447 | power_of_two = 3; | |
3448 | ||
3449 | /* Apply the required alignment. */ | |
eea6121a | 3450 | s->size = BFD_ALIGN (s->size, (bfd_size_type) (1 << power_of_two)); |
fbca6ad9 AO |
3451 | if (power_of_two > bfd_get_section_alignment (dynobj, s)) |
3452 | { | |
3453 | if (! bfd_set_section_alignment (dynobj, s, power_of_two)) | |
b34976b6 | 3454 | return FALSE; |
fbca6ad9 AO |
3455 | } |
3456 | ||
3457 | /* Define the symbol as being at this point in the section. */ | |
3458 | h->root.u.def.section = s; | |
eea6121a | 3459 | h->root.u.def.value = s->size; |
fbca6ad9 AO |
3460 | |
3461 | /* Increment the section size to make room for the symbol. */ | |
eea6121a | 3462 | s->size += h->size; |
fbca6ad9 | 3463 | |
b34976b6 | 3464 | return TRUE; |
fbca6ad9 AO |
3465 | } |
3466 | ||
3467 | /* This function is called via sh_elf_link_hash_traverse if we are | |
3468 | creating a shared object with -Bsymbolic. It discards the space | |
3469 | allocated to copy PC relative relocs against symbols which are | |
3470 | defined in regular objects. We allocated space for them in the | |
3471 | check_relocs routine, but we won't fill them in in the | |
3472 | relocate_section routine. */ | |
3473 | ||
b34976b6 | 3474 | static bfd_boolean |
09fd220b KK |
3475 | sh64_elf64_discard_copies (struct elf_sh64_link_hash_entry *h, |
3476 | void *ignore ATTRIBUTE_UNUSED) | |
fbca6ad9 AO |
3477 | { |
3478 | struct elf_sh64_pcrel_relocs_copied *s; | |
3479 | ||
e92d460e AM |
3480 | if (h->root.root.type == bfd_link_hash_warning) |
3481 | h = (struct elf_sh64_link_hash_entry *) h->root.root.u.i.link; | |
3482 | ||
fbca6ad9 | 3483 | /* We only discard relocs for symbols defined in a regular object. */ |
f5385ebf | 3484 | if (!h->root.def_regular) |
b34976b6 | 3485 | return TRUE; |
fbca6ad9 AO |
3486 | |
3487 | for (s = h->pcrel_relocs_copied; s != NULL; s = s->next) | |
eea6121a | 3488 | s->section->size -= s->count * sizeof (Elf64_External_Rela); |
fbca6ad9 | 3489 | |
b34976b6 | 3490 | return TRUE; |
fbca6ad9 AO |
3491 | } |
3492 | ||
3493 | /* Set the sizes of the dynamic sections. */ | |
3494 | ||
b34976b6 | 3495 | static bfd_boolean |
09fd220b KK |
3496 | sh64_elf64_size_dynamic_sections (bfd *output_bfd, |
3497 | struct bfd_link_info *info) | |
fbca6ad9 AO |
3498 | { |
3499 | bfd *dynobj; | |
3500 | asection *s; | |
b34976b6 AM |
3501 | bfd_boolean plt; |
3502 | bfd_boolean relocs; | |
3503 | bfd_boolean reltext; | |
fbca6ad9 AO |
3504 | |
3505 | dynobj = elf_hash_table (info)->dynobj; | |
3506 | BFD_ASSERT (dynobj != NULL); | |
3507 | ||
3508 | if (elf_hash_table (info)->dynamic_sections_created) | |
3509 | { | |
3510 | /* Set the contents of the .interp section to the interpreter. */ | |
2558b9a9 | 3511 | if (info->executable) |
fbca6ad9 AO |
3512 | { |
3513 | s = bfd_get_section_by_name (dynobj, ".interp"); | |
3514 | BFD_ASSERT (s != NULL); | |
eea6121a | 3515 | s->size = sizeof ELF_DYNAMIC_INTERPRETER; |
fbca6ad9 AO |
3516 | s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER; |
3517 | } | |
3518 | } | |
3519 | else | |
3520 | { | |
3521 | /* We may have created entries in the .rela.got section. | |
3522 | However, if we are not creating the dynamic sections, we will | |
3523 | not actually use these entries. Reset the size of .rela.got, | |
3524 | which will cause it to get stripped from the output file | |
3525 | below. */ | |
3526 | s = bfd_get_section_by_name (dynobj, ".rela.got"); | |
3527 | if (s != NULL) | |
eea6121a | 3528 | s->size = 0; |
fbca6ad9 AO |
3529 | } |
3530 | ||
3531 | /* If this is a -Bsymbolic shared link, then we need to discard all | |
3532 | PC relative relocs against symbols defined in a regular object. | |
3533 | We allocated space for them in the check_relocs routine, but we | |
3534 | will not fill them in in the relocate_section routine. */ | |
3535 | if (info->shared && info->symbolic) | |
3536 | sh64_elf64_link_hash_traverse (sh64_elf64_hash_table (info), | |
09fd220b | 3537 | sh64_elf64_discard_copies, NULL); |
fbca6ad9 AO |
3538 | |
3539 | /* The check_relocs and adjust_dynamic_symbol entry points have | |
3540 | determined the sizes of the various dynamic sections. Allocate | |
3541 | memory for them. */ | |
b34976b6 AM |
3542 | plt = FALSE; |
3543 | relocs = FALSE; | |
3544 | reltext = FALSE; | |
fbca6ad9 AO |
3545 | for (s = dynobj->sections; s != NULL; s = s->next) |
3546 | { | |
3547 | const char *name; | |
fbca6ad9 AO |
3548 | |
3549 | if ((s->flags & SEC_LINKER_CREATED) == 0) | |
3550 | continue; | |
3551 | ||
3552 | /* It's OK to base decisions on the section name, because none | |
3553 | of the dynobj section names depend upon the input files. */ | |
3554 | name = bfd_get_section_name (dynobj, s); | |
3555 | ||
fbca6ad9 AO |
3556 | if (strcmp (name, ".plt") == 0) |
3557 | { | |
c456f082 AM |
3558 | /* Remember whether there is a PLT. */ |
3559 | plt = s->size != 0; | |
fbca6ad9 | 3560 | } |
0112cd26 | 3561 | else if (CONST_STRNEQ (name, ".rela")) |
fbca6ad9 | 3562 | { |
c456f082 | 3563 | if (s->size != 0) |
fbca6ad9 AO |
3564 | { |
3565 | asection *target; | |
3566 | ||
3567 | /* Remember whether there are any reloc sections other | |
3568 | than .rela.plt. */ | |
3569 | if (strcmp (name, ".rela.plt") != 0) | |
3570 | { | |
3571 | const char *outname; | |
3572 | ||
b34976b6 | 3573 | relocs = TRUE; |
fbca6ad9 AO |
3574 | |
3575 | /* If this relocation section applies to a read only | |
3576 | section, then we probably need a DT_TEXTREL | |
3577 | entry. The entries in the .rela.plt section | |
3578 | really apply to the .got section, which we | |
3579 | created ourselves and so know is not readonly. */ | |
3580 | outname = bfd_get_section_name (output_bfd, | |
3581 | s->output_section); | |
3582 | target = bfd_get_section_by_name (output_bfd, outname + 5); | |
3583 | if (target != NULL | |
3584 | && (target->flags & SEC_READONLY) != 0 | |
3585 | && (target->flags & SEC_ALLOC) != 0) | |
b34976b6 | 3586 | reltext = TRUE; |
fbca6ad9 AO |
3587 | } |
3588 | ||
3589 | /* We use the reloc_count field as a counter if we need | |
3590 | to copy relocs into the output file. */ | |
3591 | s->reloc_count = 0; | |
3592 | } | |
3593 | } | |
0112cd26 | 3594 | else if (! CONST_STRNEQ (name, ".got") |
c456f082 | 3595 | && strcmp (name, ".dynbss") != 0) |
fbca6ad9 AO |
3596 | { |
3597 | /* It's not one of our sections, so don't allocate space. */ | |
3598 | continue; | |
3599 | } | |
3600 | ||
c456f082 | 3601 | if (s->size == 0) |
fbca6ad9 | 3602 | { |
c456f082 AM |
3603 | /* If we don't need this section, strip it from the |
3604 | output file. This is mostly to handle .rela.bss and | |
3605 | .rela.plt. We must create both sections in | |
3606 | create_dynamic_sections, because they must be created | |
3607 | before the linker maps input sections to output | |
3608 | sections. The linker does that before | |
3609 | adjust_dynamic_symbol is called, and it is that | |
3610 | function which decides whether anything needs to go | |
3611 | into these sections. */ | |
8423293d | 3612 | s->flags |= SEC_EXCLUDE; |
fbca6ad9 AO |
3613 | continue; |
3614 | } | |
3615 | ||
c456f082 AM |
3616 | if ((s->flags & SEC_HAS_CONTENTS) == 0) |
3617 | continue; | |
3618 | ||
fbca6ad9 | 3619 | /* Allocate memory for the section contents. */ |
eea6121a | 3620 | s->contents = (bfd_byte *) bfd_zalloc (dynobj, s->size); |
c456f082 | 3621 | if (s->contents == NULL) |
b34976b6 | 3622 | return FALSE; |
fbca6ad9 AO |
3623 | } |
3624 | ||
3625 | if (elf_hash_table (info)->dynamic_sections_created) | |
3626 | { | |
3627 | /* Add some entries to the .dynamic section. We fill in the | |
3628 | values later, in sh64_elf64_finish_dynamic_sections, but we | |
3629 | must add the entries now so that we get the correct size for | |
3630 | the .dynamic section. The DT_DEBUG entry is filled in by the | |
3631 | dynamic linker and used by the debugger. */ | |
2558b9a9 | 3632 | if (info->executable) |
fbca6ad9 | 3633 | { |
5a580b3a | 3634 | if (!_bfd_elf_add_dynamic_entry (info, DT_DEBUG, 0)) |
b34976b6 | 3635 | return FALSE; |
fbca6ad9 AO |
3636 | } |
3637 | ||
3638 | if (plt) | |
3639 | { | |
5a580b3a AM |
3640 | if (!_bfd_elf_add_dynamic_entry (info, DT_PLTGOT, 0) |
3641 | || !_bfd_elf_add_dynamic_entry (info, DT_PLTRELSZ, 0) | |
3642 | || !_bfd_elf_add_dynamic_entry (info, DT_PLTREL, DT_RELA) | |
3643 | || !_bfd_elf_add_dynamic_entry (info, DT_JMPREL, 0)) | |
b34976b6 | 3644 | return FALSE; |
fbca6ad9 AO |
3645 | } |
3646 | ||
3647 | if (relocs) | |
3648 | { | |
5a580b3a AM |
3649 | if (!_bfd_elf_add_dynamic_entry (info, DT_RELA, 0) |
3650 | || !_bfd_elf_add_dynamic_entry (info, DT_RELASZ, 0) | |
3651 | || !_bfd_elf_add_dynamic_entry (info, DT_RELAENT, | |
3652 | sizeof (Elf64_External_Rela))) | |
b34976b6 | 3653 | return FALSE; |
fbca6ad9 AO |
3654 | } |
3655 | ||
3656 | if (reltext) | |
3657 | { | |
5a580b3a | 3658 | if (!_bfd_elf_add_dynamic_entry (info, DT_TEXTREL, 0)) |
b34976b6 | 3659 | return FALSE; |
fbca6ad9 AO |
3660 | } |
3661 | } | |
3662 | ||
b34976b6 | 3663 | return TRUE; |
fbca6ad9 AO |
3664 | } |
3665 | ||
3666 | /* Finish up dynamic symbol handling. We set the contents of various | |
3667 | dynamic sections here. */ | |
3668 | ||
b34976b6 | 3669 | static bfd_boolean |
09fd220b KK |
3670 | sh64_elf64_finish_dynamic_symbol (bfd *output_bfd, |
3671 | struct bfd_link_info *info, | |
3672 | struct elf_link_hash_entry *h, | |
3673 | Elf_Internal_Sym *sym) | |
fbca6ad9 AO |
3674 | { |
3675 | bfd *dynobj; | |
3676 | ||
3677 | dynobj = elf_hash_table (info)->dynobj; | |
3678 | ||
3679 | if (h->plt.offset != (bfd_vma) -1) | |
3680 | { | |
3681 | asection *splt; | |
3682 | asection *sgot; | |
3683 | asection *srel; | |
3684 | ||
3685 | bfd_vma plt_index; | |
3686 | bfd_vma got_offset; | |
3687 | Elf_Internal_Rela rel; | |
947216bf | 3688 | bfd_byte *loc; |
fbca6ad9 AO |
3689 | |
3690 | /* This symbol has an entry in the procedure linkage table. Set | |
3691 | it up. */ | |
3692 | ||
3693 | BFD_ASSERT (h->dynindx != -1); | |
3694 | ||
3695 | splt = bfd_get_section_by_name (dynobj, ".plt"); | |
3696 | sgot = bfd_get_section_by_name (dynobj, ".got.plt"); | |
3697 | srel = bfd_get_section_by_name (dynobj, ".rela.plt"); | |
3698 | BFD_ASSERT (splt != NULL && sgot != NULL && srel != NULL); | |
3699 | ||
3700 | /* Get the index in the procedure linkage table which | |
3701 | corresponds to this symbol. This is the index of this symbol | |
3702 | in all the symbols for which we are making plt entries. The | |
3703 | first entry in the procedure linkage table is reserved. */ | |
3704 | plt_index = h->plt.offset / elf_sh64_sizeof_plt (info) - 1; | |
3705 | ||
3706 | /* Get the offset into the .got table of the entry that | |
3707 | corresponds to this function. Each .got entry is 8 bytes. | |
3708 | The first three are reserved. */ | |
3709 | got_offset = (plt_index + 3) * 8; | |
3710 | ||
c8614e8e AM |
3711 | if (info->shared) |
3712 | got_offset -= GOT_BIAS; | |
fbca6ad9 AO |
3713 | |
3714 | /* Fill in the entry in the procedure linkage table. */ | |
3715 | if (! info->shared) | |
3716 | { | |
3717 | if (elf_sh64_plt_entry == NULL) | |
3718 | { | |
3719 | elf_sh64_plt_entry = (bfd_big_endian (output_bfd) ? | |
3720 | elf_sh64_plt_entry_be : elf_sh64_plt_entry_le); | |
3721 | } | |
3722 | memcpy (splt->contents + h->plt.offset, elf_sh64_plt_entry, | |
3723 | elf_sh64_sizeof_plt (info)); | |
3724 | movi_3shori_putval (output_bfd, | |
3725 | (sgot->output_section->vma | |
3726 | + sgot->output_offset | |
3727 | + got_offset), | |
3728 | (splt->contents + h->plt.offset | |
3729 | + elf_sh64_plt_symbol_offset (info))); | |
3730 | ||
c8614e8e | 3731 | /* Set bottom bit because its for a branch to SHmedia */ |
fbca6ad9 | 3732 | movi_shori_putval (output_bfd, |
c8614e8e AM |
3733 | -(h->plt.offset |
3734 | + elf_sh64_plt_plt0_offset (info) + 8) | |
3735 | | 1, | |
fbca6ad9 AO |
3736 | (splt->contents + h->plt.offset |
3737 | + elf_sh64_plt_plt0_offset (info))); | |
3738 | } | |
3739 | else | |
3740 | { | |
3741 | if (elf_sh64_pic_plt_entry == NULL) | |
3742 | { | |
3743 | elf_sh64_pic_plt_entry = (bfd_big_endian (output_bfd) ? | |
3744 | elf_sh64_pic_plt_entry_be : | |
3745 | elf_sh64_pic_plt_entry_le); | |
3746 | } | |
3747 | memcpy (splt->contents + h->plt.offset, elf_sh64_pic_plt_entry, | |
3748 | elf_sh64_sizeof_plt (info)); | |
3749 | movi_shori_putval (output_bfd, got_offset, | |
3750 | (splt->contents + h->plt.offset | |
3751 | + elf_sh64_plt_symbol_offset (info))); | |
3752 | } | |
3753 | ||
c8614e8e AM |
3754 | if (info->shared) |
3755 | got_offset += GOT_BIAS; | |
fbca6ad9 AO |
3756 | |
3757 | movi_shori_putval (output_bfd, | |
3758 | plt_index * sizeof (Elf64_External_Rela), | |
3759 | (splt->contents + h->plt.offset | |
3760 | + elf_sh64_plt_reloc_offset (info))); | |
3761 | ||
3762 | /* Fill in the entry in the global offset table. */ | |
3763 | bfd_put_64 (output_bfd, | |
3764 | (splt->output_section->vma | |
3765 | + splt->output_offset | |
3766 | + h->plt.offset | |
3767 | + elf_sh64_plt_temp_offset (info)), | |
3768 | sgot->contents + got_offset); | |
3769 | ||
3770 | /* Fill in the entry in the .rela.plt section. */ | |
3771 | rel.r_offset = (sgot->output_section->vma | |
3772 | + sgot->output_offset | |
3773 | + got_offset); | |
3774 | rel.r_info = ELF64_R_INFO (h->dynindx, R_SH_JMP_SLOT64); | |
3775 | rel.r_addend = 0; | |
3776 | rel.r_addend = GOT_BIAS; | |
947216bf AM |
3777 | loc = srel->contents + plt_index * sizeof (Elf64_External_Rela); |
3778 | bfd_elf64_swap_reloca_out (output_bfd, &rel, loc); | |
fbca6ad9 | 3779 | |
f5385ebf | 3780 | if (!h->def_regular) |
fbca6ad9 AO |
3781 | { |
3782 | /* Mark the symbol as undefined, rather than as defined in | |
3783 | the .plt section. Leave the value alone. */ | |
3784 | sym->st_shndx = SHN_UNDEF; | |
3785 | } | |
3786 | } | |
3787 | ||
3788 | if (h->got.offset != (bfd_vma) -1) | |
3789 | { | |
3790 | asection *sgot; | |
3791 | asection *srel; | |
3792 | Elf_Internal_Rela rel; | |
947216bf | 3793 | bfd_byte *loc; |
fbca6ad9 AO |
3794 | |
3795 | /* This symbol has an entry in the global offset table. Set it | |
3796 | up. */ | |
3797 | ||
3798 | sgot = bfd_get_section_by_name (dynobj, ".got"); | |
3799 | srel = bfd_get_section_by_name (dynobj, ".rela.got"); | |
3800 | BFD_ASSERT (sgot != NULL && srel != NULL); | |
3801 | ||
3802 | rel.r_offset = (sgot->output_section->vma | |
3803 | + sgot->output_offset | |
3804 | + (h->got.offset &~ 1)); | |
3805 | ||
3806 | /* If this is a -Bsymbolic link, and the symbol is defined | |
3807 | locally, we just want to emit a RELATIVE reloc. Likewise if | |
3808 | the symbol was forced to be local because of a version file. | |
3809 | The entry in the global offset table will already have been | |
3810 | initialized in the relocate_section function. */ | |
3811 | if (info->shared | |
3812 | && (info->symbolic || h->dynindx == -1) | |
f5385ebf | 3813 | && h->def_regular) |
fbca6ad9 AO |
3814 | { |
3815 | rel.r_info = ELF64_R_INFO (0, R_SH_RELATIVE64); | |
3816 | rel.r_addend = (h->root.u.def.value | |
3817 | + h->root.u.def.section->output_section->vma | |
3818 | + h->root.u.def.section->output_offset); | |
3819 | } | |
3820 | else | |
3821 | { | |
3822 | bfd_put_64 (output_bfd, (bfd_vma) 0, sgot->contents + h->got.offset); | |
3823 | rel.r_info = ELF64_R_INFO (h->dynindx, R_SH_GLOB_DAT64); | |
3824 | rel.r_addend = 0; | |
3825 | } | |
3826 | ||
947216bf AM |
3827 | loc = srel->contents; |
3828 | loc += srel->reloc_count++ * sizeof (Elf64_External_Rela); | |
3829 | bfd_elf64_swap_reloca_out (output_bfd, &rel, loc); | |
fbca6ad9 AO |
3830 | } |
3831 | ||
f5385ebf | 3832 | if (h->needs_copy) |
fbca6ad9 AO |
3833 | { |
3834 | asection *s; | |
3835 | Elf_Internal_Rela rel; | |
947216bf | 3836 | bfd_byte *loc; |
fbca6ad9 AO |
3837 | |
3838 | /* This symbol needs a copy reloc. Set it up. */ | |
3839 | ||
3840 | BFD_ASSERT (h->dynindx != -1 | |
3841 | && (h->root.type == bfd_link_hash_defined | |
3842 | || h->root.type == bfd_link_hash_defweak)); | |
3843 | ||
3844 | s = bfd_get_section_by_name (h->root.u.def.section->owner, | |
3845 | ".rela.bss"); | |
3846 | BFD_ASSERT (s != NULL); | |
3847 | ||
3848 | rel.r_offset = (h->root.u.def.value | |
3849 | + h->root.u.def.section->output_section->vma | |
3850 | + h->root.u.def.section->output_offset); | |
3851 | rel.r_info = ELF64_R_INFO (h->dynindx, R_SH_COPY64); | |
3852 | rel.r_addend = 0; | |
947216bf AM |
3853 | loc = s->contents; |
3854 | loc += s->reloc_count++ * sizeof (Elf64_External_Rela); | |
3855 | bfd_elf64_swap_reloca_out (output_bfd, &rel, loc); | |
fbca6ad9 AO |
3856 | } |
3857 | ||
3858 | /* Mark _DYNAMIC and _GLOBAL_OFFSET_TABLE_ as absolute. */ | |
3859 | if (strcmp (h->root.root.string, "_DYNAMIC") == 0 | |
22edb2f1 | 3860 | || h == elf_hash_table (info)->hgot) |
fbca6ad9 AO |
3861 | sym->st_shndx = SHN_ABS; |
3862 | ||
b34976b6 | 3863 | return TRUE; |
fbca6ad9 AO |
3864 | } |
3865 | ||
3866 | /* Finish up the dynamic sections. */ | |
3867 | ||
b34976b6 | 3868 | static bfd_boolean |
09fd220b KK |
3869 | sh64_elf64_finish_dynamic_sections (bfd *output_bfd, |
3870 | struct bfd_link_info *info) | |
fbca6ad9 AO |
3871 | { |
3872 | bfd *dynobj; | |
3873 | asection *sgot; | |
3874 | asection *sdyn; | |
3875 | ||
3876 | dynobj = elf_hash_table (info)->dynobj; | |
3877 | ||
3878 | sgot = bfd_get_section_by_name (dynobj, ".got.plt"); | |
3879 | BFD_ASSERT (sgot != NULL); | |
3880 | sdyn = bfd_get_section_by_name (dynobj, ".dynamic"); | |
3881 | ||
3882 | if (elf_hash_table (info)->dynamic_sections_created) | |
3883 | { | |
3884 | asection *splt; | |
3885 | Elf64_External_Dyn *dyncon, *dynconend; | |
3886 | ||
3887 | BFD_ASSERT (sdyn != NULL); | |
3888 | ||
3889 | dyncon = (Elf64_External_Dyn *) sdyn->contents; | |
eea6121a | 3890 | dynconend = (Elf64_External_Dyn *) (sdyn->contents + sdyn->size); |
fbca6ad9 AO |
3891 | for (; dyncon < dynconend; dyncon++) |
3892 | { | |
3893 | Elf_Internal_Dyn dyn; | |
3894 | const char *name; | |
3895 | asection *s; | |
3b587c71 | 3896 | struct elf_link_hash_entry *h; |
fbca6ad9 AO |
3897 | |
3898 | bfd_elf64_swap_dyn_in (dynobj, dyncon, &dyn); | |
3899 | ||
3900 | switch (dyn.d_tag) | |
3901 | { | |
3902 | default: | |
3903 | break; | |
3904 | ||
3b587c71 AM |
3905 | case DT_INIT: |
3906 | name = info->init_function; | |
3907 | goto get_sym; | |
3908 | ||
3909 | case DT_FINI: | |
3910 | name = info->fini_function; | |
3911 | get_sym: | |
3912 | if (dyn.d_un.d_val != 0) | |
3913 | { | |
3914 | h = elf_link_hash_lookup (elf_hash_table (info), name, | |
b34976b6 | 3915 | FALSE, FALSE, TRUE); |
3b587c71 AM |
3916 | if (h != NULL && (h->other & STO_SH5_ISA32)) |
3917 | { | |
3918 | dyn.d_un.d_val |= 1; | |
3919 | bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon); | |
3920 | } | |
3921 | } | |
3922 | break; | |
3923 | ||
fbca6ad9 AO |
3924 | case DT_PLTGOT: |
3925 | name = ".got"; | |
3926 | goto get_vma; | |
3927 | ||
3928 | case DT_JMPREL: | |
3929 | name = ".rela.plt"; | |
3930 | get_vma: | |
3931 | s = bfd_get_section_by_name (output_bfd, name); | |
3932 | BFD_ASSERT (s != NULL); | |
3933 | dyn.d_un.d_ptr = s->vma; | |
3934 | bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon); | |
3935 | break; | |
3936 | ||
3937 | case DT_PLTRELSZ: | |
3938 | s = bfd_get_section_by_name (output_bfd, ".rela.plt"); | |
3939 | BFD_ASSERT (s != NULL); | |
eea6121a | 3940 | dyn.d_un.d_val = s->size; |
fbca6ad9 AO |
3941 | bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon); |
3942 | break; | |
3943 | ||
3944 | case DT_RELASZ: | |
3945 | /* My reading of the SVR4 ABI indicates that the | |
3946 | procedure linkage table relocs (DT_JMPREL) should be | |
3947 | included in the overall relocs (DT_RELA). This is | |
3948 | what Solaris does. However, UnixWare can not handle | |
3949 | that case. Therefore, we override the DT_RELASZ entry | |
3950 | here to make it not include the JMPREL relocs. Since | |
3951 | the linker script arranges for .rela.plt to follow all | |
3952 | other relocation sections, we don't have to worry | |
3953 | about changing the DT_RELA entry. */ | |
3954 | s = bfd_get_section_by_name (output_bfd, ".rela.plt"); | |
3955 | if (s != NULL) | |
eea6121a | 3956 | dyn.d_un.d_val -= s->size; |
fbca6ad9 AO |
3957 | bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon); |
3958 | break; | |
3959 | } | |
3960 | } | |
3961 | ||
3962 | /* Fill in the first entry in the procedure linkage table. */ | |
3963 | splt = bfd_get_section_by_name (dynobj, ".plt"); | |
eea6121a | 3964 | if (splt && splt->size > 0) |
fbca6ad9 AO |
3965 | { |
3966 | if (info->shared) | |
3967 | { | |
3968 | if (elf_sh64_pic_plt_entry == NULL) | |
3969 | { | |
3970 | elf_sh64_pic_plt_entry = (bfd_big_endian (output_bfd) ? | |
3971 | elf_sh64_pic_plt_entry_be : | |
3972 | elf_sh64_pic_plt_entry_le); | |
3973 | } | |
3974 | memcpy (splt->contents, elf_sh64_pic_plt_entry, | |
3975 | elf_sh64_sizeof_plt (info)); | |
3976 | } | |
3977 | else | |
3978 | { | |
3979 | if (elf_sh64_plt0_entry == NULL) | |
3980 | { | |
3981 | elf_sh64_plt0_entry = (bfd_big_endian (output_bfd) ? | |
3982 | elf_sh64_plt0_entry_be : | |
3983 | elf_sh64_plt0_entry_le); | |
3984 | } | |
3985 | memcpy (splt->contents, elf_sh64_plt0_entry, PLT_ENTRY_SIZE); | |
3986 | movi_3shori_putval (output_bfd, | |
3987 | sgot->output_section->vma | |
3988 | + sgot->output_offset, | |
3989 | splt->contents | |
3990 | + elf_sh64_plt0_gotplt_offset (info)); | |
3991 | } | |
3992 | ||
3993 | /* UnixWare sets the entsize of .plt to 8, although that doesn't | |
3994 | really seem like the right value. */ | |
3995 | elf_section_data (splt->output_section)->this_hdr.sh_entsize = 8; | |
3996 | } | |
3997 | } | |
3998 | ||
3999 | /* Fill in the first three entries in the global offset table. */ | |
eea6121a | 4000 | if (sgot->size > 0) |
fbca6ad9 AO |
4001 | { |
4002 | if (sdyn == NULL) | |
4003 | bfd_put_64 (output_bfd, (bfd_vma) 0, sgot->contents); | |
4004 | else | |
4005 | bfd_put_64 (output_bfd, | |
4006 | sdyn->output_section->vma + sdyn->output_offset, | |
4007 | sgot->contents); | |
4008 | bfd_put_64 (output_bfd, (bfd_vma) 0, sgot->contents + 8); | |
4009 | bfd_put_64 (output_bfd, (bfd_vma) 0, sgot->contents + 16); | |
4010 | } | |
4011 | ||
4012 | elf_section_data (sgot->output_section)->this_hdr.sh_entsize = 8; | |
4013 | ||
b34976b6 | 4014 | return TRUE; |
fbca6ad9 AO |
4015 | } |
4016 | ||
46e993b9 KK |
4017 | /* Merge non visibility st_other attribute when the symbol comes from |
4018 | a dynamic object. */ | |
4019 | static void | |
4020 | sh64_elf64_merge_symbol_attribute (struct elf_link_hash_entry *h, | |
4021 | const Elf_Internal_Sym *isym, | |
4022 | bfd_boolean definition, | |
dc84ceef | 4023 | bfd_boolean dynamic ATTRIBUTE_UNUSED) |
46e993b9 | 4024 | { |
dc84ceef | 4025 | if ((isym->st_other & ~ELF_ST_VISIBILITY (-1)) != 0) |
46e993b9 KK |
4026 | { |
4027 | unsigned char other; | |
4028 | ||
4029 | /* Take the balance of OTHER from the definition. */ | |
4030 | other = (definition ? isym->st_other : h->other); | |
4031 | other &= ~ ELF_ST_VISIBILITY (-1); | |
4032 | h->other = other | ELF_ST_VISIBILITY (h->other); | |
4033 | } | |
4034 | ||
4035 | return; | |
4036 | } | |
4037 | ||
b35d266b | 4038 | static const struct bfd_elf_special_section sh64_elf64_special_sections[]= |
2f89ff8d | 4039 | { |
0112cd26 NC |
4040 | { STRING_COMMA_LEN (".cranges"), 0, SHT_PROGBITS, 0 }, |
4041 | { NULL, 0, 0, 0, 0 } | |
7f4d3958 L |
4042 | }; |
4043 | ||
fbca6ad9 AO |
4044 | #define TARGET_BIG_SYM bfd_elf64_sh64_vec |
4045 | #define TARGET_BIG_NAME "elf64-sh64" | |
4046 | #define TARGET_LITTLE_SYM bfd_elf64_sh64l_vec | |
4047 | #define TARGET_LITTLE_NAME "elf64-sh64l" | |
4048 | #define ELF_ARCH bfd_arch_sh | |
4049 | #define ELF_MACHINE_CODE EM_SH | |
4050 | #define ELF_MAXPAGESIZE 128 | |
4051 | ||
4052 | #define elf_symbol_leading_char '_' | |
fbca6ad9 AO |
4053 | |
4054 | #define bfd_elf64_bfd_reloc_type_lookup sh_elf64_reloc_type_lookup | |
4055 | #define elf_info_to_howto sh_elf64_info_to_howto | |
4056 | ||
4057 | /* Note: there's no relaxation at present. */ | |
4058 | ||
4059 | #define elf_backend_relocate_section sh_elf64_relocate_section | |
4060 | #define bfd_elf64_bfd_get_relocated_section_contents \ | |
4061 | sh_elf64_get_relocated_section_contents | |
4062 | #define elf_backend_object_p sh_elf64_set_mach_from_flags | |
4063 | #define bfd_elf64_bfd_set_private_flags \ | |
4064 | sh_elf64_set_private_flags | |
4065 | #define bfd_elf64_bfd_copy_private_bfd_data \ | |
4066 | sh_elf64_copy_private_data | |
4067 | #define bfd_elf64_bfd_merge_private_bfd_data \ | |
4068 | sh_elf64_merge_private_data | |
4069 | #define elf_backend_fake_sections sh64_elf64_fake_sections | |
4070 | ||
4071 | #define elf_backend_gc_mark_hook sh_elf64_gc_mark_hook | |
fbca6ad9 AO |
4072 | #define elf_backend_check_relocs sh_elf64_check_relocs |
4073 | ||
4074 | #define elf_backend_can_gc_sections 1 | |
4075 | ||
4076 | #define elf_backend_get_symbol_type sh64_elf64_get_symbol_type | |
4077 | ||
4078 | #define elf_backend_add_symbol_hook sh64_elf64_add_symbol_hook | |
4079 | ||
4080 | #define elf_backend_link_output_symbol_hook \ | |
4081 | sh64_elf64_link_output_symbol_hook | |
4082 | ||
46e993b9 KK |
4083 | #define elf_backend_merge_symbol_attribute \ |
4084 | sh64_elf64_merge_symbol_attribute | |
4085 | ||
fbca6ad9 AO |
4086 | #define elf_backend_final_write_processing \ |
4087 | sh64_elf64_final_write_processing | |
4088 | ||
4089 | #define elf_backend_create_dynamic_sections \ | |
4090 | sh64_elf64_create_dynamic_sections | |
4091 | #define bfd_elf64_bfd_link_hash_table_create \ | |
4092 | sh64_elf64_link_hash_table_create | |
4093 | #define elf_backend_adjust_dynamic_symbol \ | |
4094 | sh64_elf64_adjust_dynamic_symbol | |
4095 | #define elf_backend_size_dynamic_sections \ | |
4096 | sh64_elf64_size_dynamic_sections | |
74541ad4 AM |
4097 | #define elf_backend_omit_section_dynsym \ |
4098 | ((bfd_boolean (*) (bfd *, struct bfd_link_info *, asection *)) bfd_true) | |
fbca6ad9 AO |
4099 | #define elf_backend_finish_dynamic_symbol \ |
4100 | sh64_elf64_finish_dynamic_symbol | |
4101 | #define elf_backend_finish_dynamic_sections \ | |
4102 | sh64_elf64_finish_dynamic_sections | |
29ef7005 | 4103 | #define elf_backend_special_sections sh64_elf64_special_sections |
fbca6ad9 AO |
4104 | |
4105 | #define elf_backend_want_got_plt 1 | |
4106 | #define elf_backend_plt_readonly 1 | |
4107 | #define elf_backend_want_plt_sym 0 | |
4108 | #define elf_backend_got_header_size 24 | |
fbca6ad9 AO |
4109 | |
4110 | #include "elf64-target.h" | |
2bc3c89a AM |
4111 | |
4112 | /* NetBSD support. */ | |
4113 | #undef TARGET_BIG_SYM | |
4114 | #define TARGET_BIG_SYM bfd_elf64_sh64nbsd_vec | |
4115 | #undef TARGET_BIG_NAME | |
4116 | #define TARGET_BIG_NAME "elf64-sh64-nbsd" | |
4117 | #undef TARGET_LITTLE_SYM | |
4118 | #define TARGET_LITTLE_SYM bfd_elf64_sh64lnbsd_vec | |
4119 | #undef TARGET_LITTLE_NAME | |
4120 | #define TARGET_LITTLE_NAME "elf64-sh64l-nbsd" | |
4121 | #undef ELF_MAXPAGESIZE | |
4122 | #define ELF_MAXPAGESIZE 0x10000 | |
4123 | #undef elf_symbol_leading_char | |
4124 | #define elf_symbol_leading_char 0 | |
4125 | ||
4126 | #define elf64_bed elf64_sh64_nbsd_bed | |
4127 | ||
4128 | #include "elf64-target.h" | |
4129 | ||
4130 | /* Linux support. */ | |
4131 | #undef TARGET_BIG_SYM | |
4132 | #define TARGET_BIG_SYM bfd_elf64_sh64blin_vec | |
4133 | #undef TARGET_BIG_NAME | |
4134 | #define TARGET_BIG_NAME "elf64-sh64big-linux" | |
4135 | #undef TARGET_LITTLE_SYM | |
4136 | #define TARGET_LITTLE_SYM bfd_elf64_sh64lin_vec | |
4137 | #undef TARGET_LITTLE_NAME | |
4138 | #define TARGET_LITTLE_NAME "elf64-sh64-linux" | |
4139 | ||
4140 | #define INCLUDED_TARGET_FILE | |
4141 | #include "elf64-target.h" |