Commit | Line | Data |
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252b5132 | 1 | /* MIPS-specific support for 64-bit ELF |
7898deda NC |
2 | Copyright 1996, 1997, 1998, 1999, 2000, 2001 |
3 | Free Software Foundation, Inc. | |
252b5132 | 4 | Ian Lance Taylor, Cygnus Support |
103186c6 MM |
5 | Linker support added by Mark Mitchell, CodeSourcery, LLC. |
6 | <mark@codesourcery.com> | |
252b5132 RH |
7 | |
8 | This file is part of BFD, the Binary File Descriptor library. | |
9 | ||
10 | This program is free software; you can redistribute it and/or modify | |
11 | it under the terms of the GNU General Public License as published by | |
12 | the Free Software Foundation; either version 2 of the License, or | |
13 | (at your option) any later version. | |
14 | ||
15 | This program is distributed in the hope that it will be useful, | |
16 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | GNU General Public License for more details. | |
19 | ||
20 | You should have received a copy of the GNU General Public License | |
21 | along with this program; if not, write to the Free Software | |
22 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
23 | ||
24 | /* This file supports the 64-bit MIPS ELF ABI. | |
25 | ||
26 | The MIPS 64-bit ELF ABI uses an unusual reloc format. This file | |
27 | overrides the usual ELF reloc handling, and handles reading and | |
36b45482 | 28 | writing the relocations here. */ |
252b5132 RH |
29 | |
30 | #include "bfd.h" | |
31 | #include "sysdep.h" | |
32 | #include "libbfd.h" | |
33 | #include "aout/ar.h" | |
34 | #include "bfdlink.h" | |
35 | #include "genlink.h" | |
36 | #include "elf-bfd.h" | |
37 | #include "elf/mips.h" | |
38 | ||
39 | /* Get the ECOFF swapping routines. The 64-bit ABI is not supposed to | |
40 | use ECOFF. However, we support it anyhow for an easier changeover. */ | |
41 | #include "coff/sym.h" | |
42 | #include "coff/symconst.h" | |
43 | #include "coff/internal.h" | |
44 | #include "coff/ecoff.h" | |
45 | /* The 64 bit versions of the mdebug data structures are in alpha.h. */ | |
46 | #include "coff/alpha.h" | |
23e2c83b | 47 | #define ECOFF_SIGNED_64 |
252b5132 RH |
48 | #include "ecoffswap.h" |
49 | ||
50 | static void mips_elf64_swap_reloc_in | |
51 | PARAMS ((bfd *, const Elf64_Mips_External_Rel *, | |
52 | Elf64_Mips_Internal_Rel *)); | |
53 | static void mips_elf64_swap_reloca_in | |
54 | PARAMS ((bfd *, const Elf64_Mips_External_Rela *, | |
55 | Elf64_Mips_Internal_Rela *)); | |
252b5132 RH |
56 | static void mips_elf64_swap_reloc_out |
57 | PARAMS ((bfd *, const Elf64_Mips_Internal_Rel *, | |
58 | Elf64_Mips_External_Rel *)); | |
252b5132 RH |
59 | static void mips_elf64_swap_reloca_out |
60 | PARAMS ((bfd *, const Elf64_Mips_Internal_Rela *, | |
61 | Elf64_Mips_External_Rela *)); | |
c7ac6ff8 MM |
62 | static void mips_elf64_be_swap_reloc_in |
63 | PARAMS ((bfd *, const bfd_byte *, Elf_Internal_Rel *)); | |
64 | static void mips_elf64_be_swap_reloc_out | |
65 | PARAMS ((bfd *, const Elf_Internal_Rel *, bfd_byte *)); | |
66 | static void mips_elf64_be_swap_reloca_in | |
67 | PARAMS ((bfd *, const bfd_byte *, Elf_Internal_Rela *)); | |
68 | static void mips_elf64_be_swap_reloca_out | |
69 | PARAMS ((bfd *, const Elf_Internal_Rela *, bfd_byte *)); | |
252b5132 RH |
70 | static reloc_howto_type *mips_elf64_reloc_type_lookup |
71 | PARAMS ((bfd *, bfd_reloc_code_real_type)); | |
72 | static long mips_elf64_get_reloc_upper_bound PARAMS ((bfd *, asection *)); | |
73 | static boolean mips_elf64_slurp_one_reloc_table | |
74 | PARAMS ((bfd *, asection *, asymbol **, const Elf_Internal_Shdr *)); | |
75 | static boolean mips_elf64_slurp_reloc_table | |
76 | PARAMS ((bfd *, asection *, asymbol **, boolean)); | |
77 | static void mips_elf64_write_relocs PARAMS ((bfd *, asection *, PTR)); | |
252b5132 RH |
78 | |
79 | /* In case we're on a 32-bit machine, construct a 64-bit "-1" value | |
80 | from smaller values. Start with zero, widen, *then* decrement. */ | |
81 | #define MINUS_ONE (((bfd_vma)0) - 1) | |
82 | ||
103186c6 MM |
83 | /* The number of local .got entries we reserve. */ |
84 | #define MIPS_RESERVED_GOTNO (2) | |
85 | ||
252b5132 RH |
86 | /* The relocation table used for SHT_REL sections. */ |
87 | ||
5e572849 AM |
88 | #define UNUSED_RELOC(num) { num, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 } |
89 | ||
252b5132 RH |
90 | static reloc_howto_type mips_elf64_howto_table_rel[] = |
91 | { | |
92 | /* No relocation. */ | |
93 | HOWTO (R_MIPS_NONE, /* type */ | |
94 | 0, /* rightshift */ | |
95 | 0, /* size (0 = byte, 1 = short, 2 = long) */ | |
96 | 0, /* bitsize */ | |
97 | false, /* pc_relative */ | |
98 | 0, /* bitpos */ | |
99 | complain_overflow_dont, /* complain_on_overflow */ | |
100 | bfd_elf_generic_reloc, /* special_function */ | |
101 | "R_MIPS_NONE", /* name */ | |
102 | false, /* partial_inplace */ | |
103 | 0, /* src_mask */ | |
104 | 0, /* dst_mask */ | |
105 | false), /* pcrel_offset */ | |
106 | ||
107 | /* 16 bit relocation. */ | |
108 | HOWTO (R_MIPS_16, /* type */ | |
109 | 0, /* rightshift */ | |
110 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
111 | 16, /* bitsize */ | |
112 | false, /* pc_relative */ | |
113 | 0, /* bitpos */ | |
114 | complain_overflow_bitfield, /* complain_on_overflow */ | |
115 | bfd_elf_generic_reloc, /* special_function */ | |
116 | "R_MIPS_16", /* name */ | |
117 | true, /* partial_inplace */ | |
118 | 0xffff, /* src_mask */ | |
119 | 0xffff, /* dst_mask */ | |
120 | false), /* pcrel_offset */ | |
121 | ||
122 | /* 32 bit relocation. */ | |
123 | HOWTO (R_MIPS_32, /* type */ | |
124 | 0, /* rightshift */ | |
125 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
126 | 32, /* bitsize */ | |
127 | false, /* pc_relative */ | |
128 | 0, /* bitpos */ | |
77bfe34f | 129 | complain_overflow_dont, /* complain_on_overflow */ |
252b5132 RH |
130 | bfd_elf_generic_reloc, /* special_function */ |
131 | "R_MIPS_32", /* name */ | |
132 | true, /* partial_inplace */ | |
133 | 0xffffffff, /* src_mask */ | |
134 | 0xffffffff, /* dst_mask */ | |
135 | false), /* pcrel_offset */ | |
136 | ||
137 | /* 32 bit symbol relative relocation. */ | |
138 | HOWTO (R_MIPS_REL32, /* type */ | |
139 | 0, /* rightshift */ | |
140 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
141 | 32, /* bitsize */ | |
142 | false, /* pc_relative */ | |
143 | 0, /* bitpos */ | |
77bfe34f | 144 | complain_overflow_dont, /* complain_on_overflow */ |
252b5132 RH |
145 | bfd_elf_generic_reloc, /* special_function */ |
146 | "R_MIPS_REL32", /* name */ | |
147 | true, /* partial_inplace */ | |
148 | 0xffffffff, /* src_mask */ | |
149 | 0xffffffff, /* dst_mask */ | |
150 | false), /* pcrel_offset */ | |
151 | ||
77bfe34f | 152 | /* 26 bit jump address. */ |
252b5132 RH |
153 | HOWTO (R_MIPS_26, /* type */ |
154 | 2, /* rightshift */ | |
155 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
156 | 26, /* bitsize */ | |
157 | false, /* pc_relative */ | |
158 | 0, /* bitpos */ | |
159 | complain_overflow_dont, /* complain_on_overflow */ | |
56fc028e | 160 | /* This needs complex overflow |
77bfe34f | 161 | detection, because the upper 36 |
b401d8e5 | 162 | bits must match the PC + 4. */ |
252b5132 RH |
163 | bfd_elf_generic_reloc, /* special_function */ |
164 | "R_MIPS_26", /* name */ | |
165 | true, /* partial_inplace */ | |
166 | 0x3ffffff, /* src_mask */ | |
167 | 0x3ffffff, /* dst_mask */ | |
168 | false), /* pcrel_offset */ | |
169 | ||
170 | /* High 16 bits of symbol value. */ | |
171 | HOWTO (R_MIPS_HI16, /* type */ | |
172 | 0, /* rightshift */ | |
173 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
174 | 16, /* bitsize */ | |
175 | false, /* pc_relative */ | |
176 | 0, /* bitpos */ | |
177 | complain_overflow_dont, /* complain_on_overflow */ | |
178 | _bfd_mips_elf_hi16_reloc, /* special_function */ | |
179 | "R_MIPS_HI16", /* name */ | |
180 | true, /* partial_inplace */ | |
181 | 0xffff, /* src_mask */ | |
182 | 0xffff, /* dst_mask */ | |
183 | false), /* pcrel_offset */ | |
184 | ||
185 | /* Low 16 bits of symbol value. */ | |
186 | HOWTO (R_MIPS_LO16, /* type */ | |
187 | 0, /* rightshift */ | |
188 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
189 | 16, /* bitsize */ | |
190 | false, /* pc_relative */ | |
191 | 0, /* bitpos */ | |
192 | complain_overflow_dont, /* complain_on_overflow */ | |
193 | _bfd_mips_elf_lo16_reloc, /* special_function */ | |
194 | "R_MIPS_LO16", /* name */ | |
195 | true, /* partial_inplace */ | |
196 | 0xffff, /* src_mask */ | |
197 | 0xffff, /* dst_mask */ | |
198 | false), /* pcrel_offset */ | |
199 | ||
200 | /* GP relative reference. */ | |
201 | HOWTO (R_MIPS_GPREL16, /* type */ | |
202 | 0, /* rightshift */ | |
203 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
204 | 16, /* bitsize */ | |
205 | false, /* pc_relative */ | |
206 | 0, /* bitpos */ | |
207 | complain_overflow_signed, /* complain_on_overflow */ | |
208 | _bfd_mips_elf_gprel16_reloc, /* special_function */ | |
209 | "R_MIPS_GPREL16", /* name */ | |
210 | true, /* partial_inplace */ | |
211 | 0xffff, /* src_mask */ | |
212 | 0xffff, /* dst_mask */ | |
213 | false), /* pcrel_offset */ | |
214 | ||
215 | /* Reference to literal section. */ | |
216 | HOWTO (R_MIPS_LITERAL, /* type */ | |
217 | 0, /* rightshift */ | |
218 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
219 | 16, /* bitsize */ | |
220 | false, /* pc_relative */ | |
221 | 0, /* bitpos */ | |
222 | complain_overflow_signed, /* complain_on_overflow */ | |
223 | _bfd_mips_elf_gprel16_reloc, /* special_function */ | |
224 | "R_MIPS_LITERAL", /* name */ | |
225 | true, /* partial_inplace */ | |
226 | 0xffff, /* src_mask */ | |
227 | 0xffff, /* dst_mask */ | |
228 | false), /* pcrel_offset */ | |
229 | ||
230 | /* Reference to global offset table. */ | |
231 | HOWTO (R_MIPS_GOT16, /* type */ | |
232 | 0, /* rightshift */ | |
233 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
234 | 16, /* bitsize */ | |
235 | false, /* pc_relative */ | |
236 | 0, /* bitpos */ | |
237 | complain_overflow_signed, /* complain_on_overflow */ | |
238 | _bfd_mips_elf_got16_reloc, /* special_function */ | |
239 | "R_MIPS_GOT16", /* name */ | |
240 | false, /* partial_inplace */ | |
241 | 0, /* src_mask */ | |
242 | 0xffff, /* dst_mask */ | |
243 | false), /* pcrel_offset */ | |
244 | ||
245 | /* 16 bit PC relative reference. */ | |
246 | HOWTO (R_MIPS_PC16, /* type */ | |
247 | 0, /* rightshift */ | |
248 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
249 | 16, /* bitsize */ | |
250 | true, /* pc_relative */ | |
251 | 0, /* bitpos */ | |
252 | complain_overflow_signed, /* complain_on_overflow */ | |
253 | bfd_elf_generic_reloc, /* special_function */ | |
254 | "R_MIPS_PC16", /* name */ | |
255 | true, /* partial_inplace */ | |
256 | 0xffff, /* src_mask */ | |
257 | 0xffff, /* dst_mask */ | |
258 | false), /* pcrel_offset */ | |
259 | ||
260 | /* 16 bit call through global offset table. */ | |
261 | /* FIXME: This is not handled correctly. */ | |
262 | HOWTO (R_MIPS_CALL16, /* type */ | |
263 | 0, /* rightshift */ | |
264 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
265 | 16, /* bitsize */ | |
266 | false, /* pc_relative */ | |
267 | 0, /* bitpos */ | |
268 | complain_overflow_signed, /* complain_on_overflow */ | |
269 | bfd_elf_generic_reloc, /* special_function */ | |
270 | "R_MIPS_CALL16", /* name */ | |
271 | false, /* partial_inplace */ | |
272 | 0, /* src_mask */ | |
273 | 0xffff, /* dst_mask */ | |
274 | false), /* pcrel_offset */ | |
275 | ||
276 | /* 32 bit GP relative reference. */ | |
277 | HOWTO (R_MIPS_GPREL32, /* type */ | |
278 | 0, /* rightshift */ | |
279 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
280 | 32, /* bitsize */ | |
281 | false, /* pc_relative */ | |
282 | 0, /* bitpos */ | |
283 | complain_overflow_bitfield, /* complain_on_overflow */ | |
284 | _bfd_mips_elf_gprel32_reloc, /* special_function */ | |
285 | "R_MIPS_GPREL32", /* name */ | |
286 | true, /* partial_inplace */ | |
287 | 0xffffffff, /* src_mask */ | |
288 | 0xffffffff, /* dst_mask */ | |
289 | false), /* pcrel_offset */ | |
290 | ||
5e572849 AM |
291 | UNUSED_RELOC (13), |
292 | UNUSED_RELOC (14), | |
293 | UNUSED_RELOC (15), | |
252b5132 RH |
294 | |
295 | /* A 5 bit shift field. */ | |
296 | HOWTO (R_MIPS_SHIFT5, /* type */ | |
297 | 0, /* rightshift */ | |
298 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
299 | 5, /* bitsize */ | |
300 | false, /* pc_relative */ | |
301 | 6, /* bitpos */ | |
302 | complain_overflow_bitfield, /* complain_on_overflow */ | |
303 | bfd_elf_generic_reloc, /* special_function */ | |
304 | "R_MIPS_SHIFT5", /* name */ | |
305 | true, /* partial_inplace */ | |
306 | 0x000007c0, /* src_mask */ | |
307 | 0x000007c0, /* dst_mask */ | |
308 | false), /* pcrel_offset */ | |
309 | ||
310 | /* A 6 bit shift field. */ | |
311 | /* FIXME: This is not handled correctly; a special function is | |
312 | needed to put the most significant bit in the right place. */ | |
313 | HOWTO (R_MIPS_SHIFT6, /* type */ | |
314 | 0, /* rightshift */ | |
315 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
316 | 6, /* bitsize */ | |
317 | false, /* pc_relative */ | |
318 | 6, /* bitpos */ | |
319 | complain_overflow_bitfield, /* complain_on_overflow */ | |
320 | bfd_elf_generic_reloc, /* special_function */ | |
321 | "R_MIPS_SHIFT6", /* name */ | |
322 | true, /* partial_inplace */ | |
323 | 0x000007c4, /* src_mask */ | |
324 | 0x000007c4, /* dst_mask */ | |
325 | false), /* pcrel_offset */ | |
326 | ||
327 | /* 64 bit relocation. */ | |
328 | HOWTO (R_MIPS_64, /* type */ | |
329 | 0, /* rightshift */ | |
330 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
331 | 64, /* bitsize */ | |
332 | false, /* pc_relative */ | |
333 | 0, /* bitpos */ | |
77bfe34f | 334 | complain_overflow_dont, /* complain_on_overflow */ |
252b5132 RH |
335 | bfd_elf_generic_reloc, /* special_function */ |
336 | "R_MIPS_64", /* name */ | |
337 | true, /* partial_inplace */ | |
338 | MINUS_ONE, /* src_mask */ | |
339 | MINUS_ONE, /* dst_mask */ | |
340 | false), /* pcrel_offset */ | |
341 | ||
342 | /* Displacement in the global offset table. */ | |
343 | /* FIXME: Not handled correctly. */ | |
344 | HOWTO (R_MIPS_GOT_DISP, /* type */ | |
345 | 0, /* rightshift */ | |
346 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
347 | 16, /* bitsize */ | |
348 | false, /* pc_relative */ | |
349 | 0, /* bitpos */ | |
77bfe34f | 350 | complain_overflow_signed, /* complain_on_overflow */ |
252b5132 RH |
351 | bfd_elf_generic_reloc, /* special_function */ |
352 | "R_MIPS_GOT_DISP", /* name */ | |
77bfe34f | 353 | false, /* partial_inplace */ |
252b5132 RH |
354 | 0x0000ffff, /* src_mask */ |
355 | 0x0000ffff, /* dst_mask */ | |
356 | false), /* pcrel_offset */ | |
357 | ||
358 | /* Displacement to page pointer in the global offset table. */ | |
359 | /* FIXME: Not handled correctly. */ | |
360 | HOWTO (R_MIPS_GOT_PAGE, /* type */ | |
361 | 0, /* rightshift */ | |
362 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
363 | 16, /* bitsize */ | |
364 | false, /* pc_relative */ | |
365 | 0, /* bitpos */ | |
77bfe34f | 366 | complain_overflow_signed, /* complain_on_overflow */ |
252b5132 RH |
367 | bfd_elf_generic_reloc, /* special_function */ |
368 | "R_MIPS_GOT_PAGE", /* name */ | |
77bfe34f | 369 | false, /* partial_inplace */ |
252b5132 RH |
370 | 0x0000ffff, /* src_mask */ |
371 | 0x0000ffff, /* dst_mask */ | |
372 | false), /* pcrel_offset */ | |
373 | ||
374 | /* Offset from page pointer in the global offset table. */ | |
375 | /* FIXME: Not handled correctly. */ | |
376 | HOWTO (R_MIPS_GOT_OFST, /* type */ | |
377 | 0, /* rightshift */ | |
378 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
379 | 16, /* bitsize */ | |
380 | false, /* pc_relative */ | |
381 | 0, /* bitpos */ | |
77bfe34f | 382 | complain_overflow_signed, /* complain_on_overflow */ |
252b5132 RH |
383 | bfd_elf_generic_reloc, /* special_function */ |
384 | "R_MIPS_GOT_OFST", /* name */ | |
77bfe34f | 385 | false, /* partial_inplace */ |
252b5132 RH |
386 | 0x0000ffff, /* src_mask */ |
387 | 0x0000ffff, /* dst_mask */ | |
388 | false), /* pcrel_offset */ | |
389 | ||
390 | /* High 16 bits of displacement in global offset table. */ | |
391 | /* FIXME: Not handled correctly. */ | |
392 | HOWTO (R_MIPS_GOT_HI16, /* type */ | |
393 | 0, /* rightshift */ | |
394 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
395 | 16, /* bitsize */ | |
396 | false, /* pc_relative */ | |
397 | 0, /* bitpos */ | |
398 | complain_overflow_dont, /* complain_on_overflow */ | |
399 | bfd_elf_generic_reloc, /* special_function */ | |
400 | "R_MIPS_GOT_HI16", /* name */ | |
77bfe34f | 401 | false, /* partial_inplace */ |
252b5132 RH |
402 | 0x0000ffff, /* src_mask */ |
403 | 0x0000ffff, /* dst_mask */ | |
404 | false), /* pcrel_offset */ | |
405 | ||
406 | /* Low 16 bits of displacement in global offset table. */ | |
407 | /* FIXME: Not handled correctly. */ | |
408 | HOWTO (R_MIPS_GOT_LO16, /* type */ | |
409 | 0, /* rightshift */ | |
410 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
411 | 16, /* bitsize */ | |
412 | false, /* pc_relative */ | |
413 | 0, /* bitpos */ | |
414 | complain_overflow_dont, /* complain_on_overflow */ | |
415 | bfd_elf_generic_reloc, /* special_function */ | |
416 | "R_MIPS_GOT_LO16", /* name */ | |
77bfe34f | 417 | false, /* partial_inplace */ |
252b5132 RH |
418 | 0x0000ffff, /* src_mask */ |
419 | 0x0000ffff, /* dst_mask */ | |
420 | false), /* pcrel_offset */ | |
421 | ||
422 | /* 64 bit substraction. */ | |
423 | /* FIXME: Not handled correctly. */ | |
424 | HOWTO (R_MIPS_SUB, /* type */ | |
425 | 0, /* rightshift */ | |
426 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
427 | 64, /* bitsize */ | |
428 | false, /* pc_relative */ | |
429 | 0, /* bitpos */ | |
77bfe34f | 430 | complain_overflow_dont, /* complain_on_overflow */ |
252b5132 RH |
431 | bfd_elf_generic_reloc, /* special_function */ |
432 | "R_MIPS_SUB", /* name */ | |
433 | true, /* partial_inplace */ | |
434 | MINUS_ONE, /* src_mask */ | |
435 | MINUS_ONE, /* dst_mask */ | |
436 | false), /* pcrel_offset */ | |
437 | ||
438 | /* Insert the addend as an instruction. */ | |
439 | /* FIXME: Not handled correctly. */ | |
440 | HOWTO (R_MIPS_INSERT_A, /* type */ | |
441 | 0, /* rightshift */ | |
77bfe34f TS |
442 | 2, /* size (0 = byte, 1 = short, 2 = long) */ |
443 | 32, /* bitsize */ | |
252b5132 RH |
444 | false, /* pc_relative */ |
445 | 0, /* bitpos */ | |
446 | complain_overflow_dont, /* complain_on_overflow */ | |
447 | bfd_elf_generic_reloc, /* special_function */ | |
448 | "R_MIPS_INSERT_A", /* name */ | |
77bfe34f TS |
449 | true, /* partial_inplace */ |
450 | 0xffffffff, /* src_mask */ | |
451 | 0xffffffff, /* dst_mask */ | |
252b5132 RH |
452 | false), /* pcrel_offset */ |
453 | ||
454 | /* Insert the addend as an instruction, and change all relocations | |
455 | to refer to the old instruction at the address. */ | |
456 | /* FIXME: Not handled correctly. */ | |
457 | HOWTO (R_MIPS_INSERT_B, /* type */ | |
458 | 0, /* rightshift */ | |
77bfe34f TS |
459 | 2, /* size (0 = byte, 1 = short, 2 = long) */ |
460 | 32, /* bitsize */ | |
252b5132 RH |
461 | false, /* pc_relative */ |
462 | 0, /* bitpos */ | |
463 | complain_overflow_dont, /* complain_on_overflow */ | |
464 | bfd_elf_generic_reloc, /* special_function */ | |
465 | "R_MIPS_INSERT_B", /* name */ | |
77bfe34f TS |
466 | true, /* partial_inplace */ |
467 | 0xffffffff, /* src_mask */ | |
468 | 0xffffffff, /* dst_mask */ | |
252b5132 RH |
469 | false), /* pcrel_offset */ |
470 | ||
471 | /* Delete a 32 bit instruction. */ | |
472 | /* FIXME: Not handled correctly. */ | |
473 | HOWTO (R_MIPS_DELETE, /* type */ | |
474 | 0, /* rightshift */ | |
77bfe34f TS |
475 | 2, /* size (0 = byte, 1 = short, 2 = long) */ |
476 | 32, /* bitsize */ | |
252b5132 RH |
477 | false, /* pc_relative */ |
478 | 0, /* bitpos */ | |
479 | complain_overflow_dont, /* complain_on_overflow */ | |
480 | bfd_elf_generic_reloc, /* special_function */ | |
481 | "R_MIPS_DELETE", /* name */ | |
77bfe34f TS |
482 | true, /* partial_inplace */ |
483 | 0xffffffff, /* src_mask */ | |
484 | 0xffffffff, /* dst_mask */ | |
252b5132 RH |
485 | false), /* pcrel_offset */ |
486 | ||
487 | /* Get the higher value of a 64 bit addend. */ | |
252b5132 RH |
488 | HOWTO (R_MIPS_HIGHER, /* type */ |
489 | 0, /* rightshift */ | |
490 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
491 | 16, /* bitsize */ | |
492 | false, /* pc_relative */ | |
493 | 0, /* bitpos */ | |
494 | complain_overflow_dont, /* complain_on_overflow */ | |
495 | bfd_elf_generic_reloc, /* special_function */ | |
496 | "R_MIPS_HIGHER", /* name */ | |
497 | true, /* partial_inplace */ | |
498 | 0xffff, /* src_mask */ | |
499 | 0xffff, /* dst_mask */ | |
500 | false), /* pcrel_offset */ | |
501 | ||
502 | /* Get the highest value of a 64 bit addend. */ | |
503 | /* FIXME: Not handled correctly. */ | |
504 | HOWTO (R_MIPS_HIGHEST, /* type */ | |
505 | 0, /* rightshift */ | |
506 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
507 | 16, /* bitsize */ | |
508 | false, /* pc_relative */ | |
509 | 0, /* bitpos */ | |
510 | complain_overflow_dont, /* complain_on_overflow */ | |
511 | bfd_elf_generic_reloc, /* special_function */ | |
512 | "R_MIPS_HIGHEST", /* name */ | |
513 | true, /* partial_inplace */ | |
514 | 0xffff, /* src_mask */ | |
515 | 0xffff, /* dst_mask */ | |
516 | false), /* pcrel_offset */ | |
517 | ||
518 | /* High 16 bits of displacement in global offset table. */ | |
519 | /* FIXME: Not handled correctly. */ | |
520 | HOWTO (R_MIPS_CALL_HI16, /* type */ | |
521 | 0, /* rightshift */ | |
522 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
523 | 16, /* bitsize */ | |
524 | false, /* pc_relative */ | |
525 | 0, /* bitpos */ | |
526 | complain_overflow_dont, /* complain_on_overflow */ | |
527 | bfd_elf_generic_reloc, /* special_function */ | |
528 | "R_MIPS_CALL_HI16", /* name */ | |
529 | true, /* partial_inplace */ | |
77bfe34f TS |
530 | 0xffff, /* src_mask */ |
531 | 0xffff, /* dst_mask */ | |
252b5132 RH |
532 | false), /* pcrel_offset */ |
533 | ||
534 | /* Low 16 bits of displacement in global offset table. */ | |
535 | /* FIXME: Not handled correctly. */ | |
536 | HOWTO (R_MIPS_CALL_LO16, /* type */ | |
537 | 0, /* rightshift */ | |
538 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
539 | 16, /* bitsize */ | |
540 | false, /* pc_relative */ | |
541 | 0, /* bitpos */ | |
542 | complain_overflow_dont, /* complain_on_overflow */ | |
543 | bfd_elf_generic_reloc, /* special_function */ | |
544 | "R_MIPS_CALL_LO16", /* name */ | |
545 | true, /* partial_inplace */ | |
77bfe34f TS |
546 | 0xffff, /* src_mask */ |
547 | 0xffff, /* dst_mask */ | |
252b5132 RH |
548 | false), /* pcrel_offset */ |
549 | ||
550 | /* I'm not sure what the remaining relocs are, but they are defined | |
551 | on Irix 6. */ | |
552 | ||
553 | HOWTO (R_MIPS_SCN_DISP, /* type */ | |
554 | 0, /* rightshift */ | |
77bfe34f TS |
555 | 2, /* size (0 = byte, 1 = short, 2 = long) */ |
556 | 32, /* bitsize */ | |
252b5132 RH |
557 | false, /* pc_relative */ |
558 | 0, /* bitpos */ | |
559 | complain_overflow_dont, /* complain_on_overflow */ | |
560 | bfd_elf_generic_reloc, /* special_function */ | |
561 | "R_MIPS_SCN_DISP", /* name */ | |
77bfe34f TS |
562 | true, /* partial_inplace */ |
563 | 0xffffffff, /* src_mask */ | |
564 | 0xffffffff, /* dst_mask */ | |
252b5132 RH |
565 | false), /* pcrel_offset */ |
566 | ||
567 | HOWTO (R_MIPS_REL16, /* type */ | |
568 | 0, /* rightshift */ | |
77bfe34f TS |
569 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
570 | 16, /* bitsize */ | |
252b5132 RH |
571 | false, /* pc_relative */ |
572 | 0, /* bitpos */ | |
77bfe34f | 573 | complain_overflow_signed, /* complain_on_overflow */ |
252b5132 RH |
574 | bfd_elf_generic_reloc, /* special_function */ |
575 | "R_MIPS_REL16", /* name */ | |
77bfe34f TS |
576 | true, /* partial_inplace */ |
577 | 0xffff, /* src_mask */ | |
578 | 0xffff, /* dst_mask */ | |
252b5132 RH |
579 | false), /* pcrel_offset */ |
580 | ||
77bfe34f TS |
581 | /* These two are obsolete. */ |
582 | EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE), | |
583 | EMPTY_HOWTO (R_MIPS_PJUMP), | |
252b5132 RH |
584 | |
585 | HOWTO (R_MIPS_RELGOT, /* type */ | |
586 | 0, /* rightshift */ | |
77bfe34f TS |
587 | 2, /* size (0 = byte, 1 = short, 2 = long) */ |
588 | 32, /* bitsize */ | |
252b5132 RH |
589 | false, /* pc_relative */ |
590 | 0, /* bitpos */ | |
591 | complain_overflow_dont, /* complain_on_overflow */ | |
592 | bfd_elf_generic_reloc, /* special_function */ | |
593 | "R_MIPS_RELGOT", /* name */ | |
77bfe34f TS |
594 | true, /* partial_inplace */ |
595 | 0xffffffff, /* src_mask */ | |
596 | 0xffffffff, /* dst_mask */ | |
d2905643 MM |
597 | false), /* pcrel_offset */ |
598 | ||
fe8bc63d | 599 | /* Protected jump conversion. This is an optimization hint. No |
d2905643 MM |
600 | relocation is required for correctness. */ |
601 | HOWTO (R_MIPS_JALR, /* type */ | |
602 | 0, /* rightshift */ | |
77bfe34f | 603 | 2, /* size (0 = byte, 1 = short, 2 = long) */ |
d2905643 MM |
604 | 0, /* bitsize */ |
605 | false, /* pc_relative */ | |
606 | 0, /* bitpos */ | |
607 | complain_overflow_dont, /* complain_on_overflow */ | |
608 | bfd_elf_generic_reloc, /* special_function */ | |
609 | "R_MIPS_JALR", /* name */ | |
610 | false, /* partial_inplace */ | |
77bfe34f TS |
611 | 0, /* src_mask */ |
612 | 0, /* dst_mask */ | |
d2905643 | 613 | false), /* pcrel_offset */ |
252b5132 RH |
614 | }; |
615 | ||
616 | /* The relocation table used for SHT_RELA sections. */ | |
617 | ||
618 | static reloc_howto_type mips_elf64_howto_table_rela[] = | |
619 | { | |
620 | /* No relocation. */ | |
621 | HOWTO (R_MIPS_NONE, /* type */ | |
622 | 0, /* rightshift */ | |
623 | 0, /* size (0 = byte, 1 = short, 2 = long) */ | |
624 | 0, /* bitsize */ | |
625 | false, /* pc_relative */ | |
626 | 0, /* bitpos */ | |
627 | complain_overflow_dont, /* complain_on_overflow */ | |
628 | bfd_elf_generic_reloc, /* special_function */ | |
629 | "R_MIPS_NONE", /* name */ | |
630 | false, /* partial_inplace */ | |
631 | 0, /* src_mask */ | |
632 | 0, /* dst_mask */ | |
633 | false), /* pcrel_offset */ | |
634 | ||
635 | /* 16 bit relocation. */ | |
636 | HOWTO (R_MIPS_16, /* type */ | |
637 | 0, /* rightshift */ | |
638 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
639 | 16, /* bitsize */ | |
640 | false, /* pc_relative */ | |
641 | 0, /* bitpos */ | |
642 | complain_overflow_bitfield, /* complain_on_overflow */ | |
643 | bfd_elf_generic_reloc, /* special_function */ | |
644 | "R_MIPS_16", /* name */ | |
77bfe34f | 645 | false, /* partial_inplace */ |
252b5132 RH |
646 | 0, /* src_mask */ |
647 | 0xffff, /* dst_mask */ | |
648 | false), /* pcrel_offset */ | |
649 | ||
650 | /* 32 bit relocation. */ | |
651 | HOWTO (R_MIPS_32, /* type */ | |
652 | 0, /* rightshift */ | |
653 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
654 | 32, /* bitsize */ | |
655 | false, /* pc_relative */ | |
656 | 0, /* bitpos */ | |
77bfe34f | 657 | complain_overflow_dont, /* complain_on_overflow */ |
252b5132 RH |
658 | bfd_elf_generic_reloc, /* special_function */ |
659 | "R_MIPS_32", /* name */ | |
77bfe34f | 660 | false, /* partial_inplace */ |
252b5132 RH |
661 | 0, /* src_mask */ |
662 | 0xffffffff, /* dst_mask */ | |
663 | false), /* pcrel_offset */ | |
664 | ||
665 | /* 32 bit symbol relative relocation. */ | |
666 | HOWTO (R_MIPS_REL32, /* type */ | |
667 | 0, /* rightshift */ | |
668 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
669 | 32, /* bitsize */ | |
670 | false, /* pc_relative */ | |
671 | 0, /* bitpos */ | |
77bfe34f | 672 | complain_overflow_dont, /* complain_on_overflow */ |
252b5132 RH |
673 | bfd_elf_generic_reloc, /* special_function */ |
674 | "R_MIPS_REL32", /* name */ | |
77bfe34f | 675 | false, /* partial_inplace */ |
252b5132 RH |
676 | 0, /* src_mask */ |
677 | 0xffffffff, /* dst_mask */ | |
678 | false), /* pcrel_offset */ | |
679 | ||
77bfe34f | 680 | /* 26 bit jump address. */ |
252b5132 RH |
681 | HOWTO (R_MIPS_26, /* type */ |
682 | 2, /* rightshift */ | |
683 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
684 | 26, /* bitsize */ | |
685 | false, /* pc_relative */ | |
686 | 0, /* bitpos */ | |
687 | complain_overflow_dont, /* complain_on_overflow */ | |
56fc028e | 688 | /* This needs complex overflow |
77bfe34f | 689 | detection, because the upper 36 |
b401d8e5 | 690 | bits must match the PC + 4. */ |
252b5132 RH |
691 | bfd_elf_generic_reloc, /* special_function */ |
692 | "R_MIPS_26", /* name */ | |
77bfe34f | 693 | false, /* partial_inplace */ |
252b5132 RH |
694 | 0, /* src_mask */ |
695 | 0x3ffffff, /* dst_mask */ | |
696 | false), /* pcrel_offset */ | |
697 | ||
698 | /* High 16 bits of symbol value. */ | |
699 | HOWTO (R_MIPS_HI16, /* type */ | |
700 | 0, /* rightshift */ | |
701 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
702 | 16, /* bitsize */ | |
703 | false, /* pc_relative */ | |
704 | 0, /* bitpos */ | |
705 | complain_overflow_dont, /* complain_on_overflow */ | |
706 | bfd_elf_generic_reloc, /* special_function */ | |
707 | "R_MIPS_HI16", /* name */ | |
77bfe34f | 708 | false, /* partial_inplace */ |
252b5132 RH |
709 | 0, /* src_mask */ |
710 | 0xffff, /* dst_mask */ | |
711 | false), /* pcrel_offset */ | |
712 | ||
713 | /* Low 16 bits of symbol value. */ | |
714 | HOWTO (R_MIPS_LO16, /* type */ | |
715 | 0, /* rightshift */ | |
716 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
717 | 16, /* bitsize */ | |
718 | false, /* pc_relative */ | |
719 | 0, /* bitpos */ | |
720 | complain_overflow_dont, /* complain_on_overflow */ | |
721 | bfd_elf_generic_reloc, /* special_function */ | |
722 | "R_MIPS_LO16", /* name */ | |
77bfe34f | 723 | false, /* partial_inplace */ |
252b5132 RH |
724 | 0, /* src_mask */ |
725 | 0xffff, /* dst_mask */ | |
726 | false), /* pcrel_offset */ | |
727 | ||
728 | /* GP relative reference. */ | |
729 | HOWTO (R_MIPS_GPREL16, /* type */ | |
730 | 0, /* rightshift */ | |
731 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
732 | 16, /* bitsize */ | |
733 | false, /* pc_relative */ | |
734 | 0, /* bitpos */ | |
735 | complain_overflow_signed, /* complain_on_overflow */ | |
736 | _bfd_mips_elf_gprel16_reloc, /* special_function */ | |
737 | "R_MIPS_GPREL16", /* name */ | |
738 | true, /* partial_inplace */ | |
739 | 0, /* src_mask */ | |
740 | 0xffff, /* dst_mask */ | |
741 | false), /* pcrel_offset */ | |
742 | ||
743 | /* Reference to literal section. */ | |
744 | HOWTO (R_MIPS_LITERAL, /* type */ | |
745 | 0, /* rightshift */ | |
746 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
747 | 16, /* bitsize */ | |
748 | false, /* pc_relative */ | |
749 | 0, /* bitpos */ | |
750 | complain_overflow_signed, /* complain_on_overflow */ | |
751 | _bfd_mips_elf_gprel16_reloc, /* special_function */ | |
752 | "R_MIPS_LITERAL", /* name */ | |
753 | true, /* partial_inplace */ | |
754 | 0, /* src_mask */ | |
755 | 0xffff, /* dst_mask */ | |
756 | false), /* pcrel_offset */ | |
757 | ||
758 | /* Reference to global offset table. */ | |
759 | /* FIXME: This is not handled correctly. */ | |
760 | HOWTO (R_MIPS_GOT16, /* type */ | |
761 | 0, /* rightshift */ | |
762 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
763 | 16, /* bitsize */ | |
764 | false, /* pc_relative */ | |
765 | 0, /* bitpos */ | |
766 | complain_overflow_signed, /* complain_on_overflow */ | |
77bfe34f | 767 | bfd_elf_generic_reloc, /* special_function */ |
252b5132 RH |
768 | "R_MIPS_GOT16", /* name */ |
769 | false, /* partial_inplace */ | |
770 | 0, /* src_mask */ | |
771 | 0xffff, /* dst_mask */ | |
772 | false), /* pcrel_offset */ | |
773 | ||
774 | /* 16 bit PC relative reference. */ | |
775 | HOWTO (R_MIPS_PC16, /* type */ | |
776 | 0, /* rightshift */ | |
777 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
778 | 16, /* bitsize */ | |
779 | true, /* pc_relative */ | |
780 | 0, /* bitpos */ | |
781 | complain_overflow_signed, /* complain_on_overflow */ | |
782 | bfd_elf_generic_reloc, /* special_function */ | |
783 | "R_MIPS_PC16", /* name */ | |
77bfe34f | 784 | false, /* partial_inplace */ |
252b5132 RH |
785 | 0, /* src_mask */ |
786 | 0xffff, /* dst_mask */ | |
787 | false), /* pcrel_offset */ | |
788 | ||
789 | /* 16 bit call through global offset table. */ | |
790 | /* FIXME: This is not handled correctly. */ | |
791 | HOWTO (R_MIPS_CALL16, /* type */ | |
792 | 0, /* rightshift */ | |
793 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
794 | 16, /* bitsize */ | |
795 | false, /* pc_relative */ | |
796 | 0, /* bitpos */ | |
797 | complain_overflow_signed, /* complain_on_overflow */ | |
798 | bfd_elf_generic_reloc, /* special_function */ | |
799 | "R_MIPS_CALL16", /* name */ | |
800 | false, /* partial_inplace */ | |
801 | 0, /* src_mask */ | |
802 | 0xffff, /* dst_mask */ | |
803 | false), /* pcrel_offset */ | |
804 | ||
805 | /* 32 bit GP relative reference. */ | |
806 | HOWTO (R_MIPS_GPREL32, /* type */ | |
807 | 0, /* rightshift */ | |
808 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
809 | 32, /* bitsize */ | |
810 | false, /* pc_relative */ | |
811 | 0, /* bitpos */ | |
812 | complain_overflow_bitfield, /* complain_on_overflow */ | |
813 | _bfd_mips_elf_gprel32_reloc, /* special_function */ | |
814 | "R_MIPS_GPREL32", /* name */ | |
815 | true, /* partial_inplace */ | |
816 | 0, /* src_mask */ | |
817 | 0xffffffff, /* dst_mask */ | |
818 | false), /* pcrel_offset */ | |
819 | ||
5e572849 AM |
820 | UNUSED_RELOC (13), |
821 | UNUSED_RELOC (14), | |
822 | UNUSED_RELOC (15), | |
252b5132 RH |
823 | |
824 | /* A 5 bit shift field. */ | |
825 | HOWTO (R_MIPS_SHIFT5, /* type */ | |
826 | 0, /* rightshift */ | |
827 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
828 | 5, /* bitsize */ | |
829 | false, /* pc_relative */ | |
830 | 6, /* bitpos */ | |
831 | complain_overflow_bitfield, /* complain_on_overflow */ | |
832 | bfd_elf_generic_reloc, /* special_function */ | |
833 | "R_MIPS_SHIFT5", /* name */ | |
77bfe34f | 834 | false, /* partial_inplace */ |
252b5132 RH |
835 | 0, /* src_mask */ |
836 | 0x000007c0, /* dst_mask */ | |
837 | false), /* pcrel_offset */ | |
838 | ||
839 | /* A 6 bit shift field. */ | |
840 | /* FIXME: This is not handled correctly; a special function is | |
841 | needed to put the most significant bit in the right place. */ | |
842 | HOWTO (R_MIPS_SHIFT6, /* type */ | |
843 | 0, /* rightshift */ | |
844 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
845 | 6, /* bitsize */ | |
846 | false, /* pc_relative */ | |
847 | 6, /* bitpos */ | |
848 | complain_overflow_bitfield, /* complain_on_overflow */ | |
849 | bfd_elf_generic_reloc, /* special_function */ | |
850 | "R_MIPS_SHIFT6", /* name */ | |
77bfe34f | 851 | false, /* partial_inplace */ |
252b5132 RH |
852 | 0, /* src_mask */ |
853 | 0x000007c4, /* dst_mask */ | |
854 | false), /* pcrel_offset */ | |
855 | ||
856 | /* 64 bit relocation. */ | |
857 | HOWTO (R_MIPS_64, /* type */ | |
858 | 0, /* rightshift */ | |
859 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
860 | 64, /* bitsize */ | |
861 | false, /* pc_relative */ | |
862 | 0, /* bitpos */ | |
77bfe34f | 863 | complain_overflow_dont, /* complain_on_overflow */ |
252b5132 RH |
864 | bfd_elf_generic_reloc, /* special_function */ |
865 | "R_MIPS_64", /* name */ | |
77bfe34f | 866 | false, /* partial_inplace */ |
252b5132 RH |
867 | 0, /* src_mask */ |
868 | MINUS_ONE, /* dst_mask */ | |
869 | false), /* pcrel_offset */ | |
870 | ||
871 | /* Displacement in the global offset table. */ | |
872 | /* FIXME: Not handled correctly. */ | |
873 | HOWTO (R_MIPS_GOT_DISP, /* type */ | |
874 | 0, /* rightshift */ | |
875 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
876 | 16, /* bitsize */ | |
877 | false, /* pc_relative */ | |
878 | 0, /* bitpos */ | |
77bfe34f | 879 | complain_overflow_signed, /* complain_on_overflow */ |
252b5132 RH |
880 | bfd_elf_generic_reloc, /* special_function */ |
881 | "R_MIPS_GOT_DISP", /* name */ | |
77bfe34f | 882 | false, /* partial_inplace */ |
252b5132 RH |
883 | 0, /* src_mask */ |
884 | 0x0000ffff, /* dst_mask */ | |
885 | false), /* pcrel_offset */ | |
886 | ||
887 | /* Displacement to page pointer in the global offset table. */ | |
888 | /* FIXME: Not handled correctly. */ | |
889 | HOWTO (R_MIPS_GOT_PAGE, /* type */ | |
890 | 0, /* rightshift */ | |
891 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
892 | 16, /* bitsize */ | |
893 | false, /* pc_relative */ | |
894 | 0, /* bitpos */ | |
77bfe34f | 895 | complain_overflow_signed, /* complain_on_overflow */ |
252b5132 RH |
896 | bfd_elf_generic_reloc, /* special_function */ |
897 | "R_MIPS_GOT_PAGE", /* name */ | |
77bfe34f | 898 | false, /* partial_inplace */ |
252b5132 RH |
899 | 0, /* src_mask */ |
900 | 0x0000ffff, /* dst_mask */ | |
901 | false), /* pcrel_offset */ | |
902 | ||
903 | /* Offset from page pointer in the global offset table. */ | |
904 | /* FIXME: Not handled correctly. */ | |
905 | HOWTO (R_MIPS_GOT_OFST, /* type */ | |
906 | 0, /* rightshift */ | |
907 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
908 | 16, /* bitsize */ | |
909 | false, /* pc_relative */ | |
910 | 0, /* bitpos */ | |
77bfe34f | 911 | complain_overflow_signed, /* complain_on_overflow */ |
252b5132 RH |
912 | bfd_elf_generic_reloc, /* special_function */ |
913 | "R_MIPS_GOT_OFST", /* name */ | |
77bfe34f | 914 | false, /* partial_inplace */ |
252b5132 RH |
915 | 0, /* src_mask */ |
916 | 0x0000ffff, /* dst_mask */ | |
917 | false), /* pcrel_offset */ | |
918 | ||
919 | /* High 16 bits of displacement in global offset table. */ | |
920 | /* FIXME: Not handled correctly. */ | |
921 | HOWTO (R_MIPS_GOT_HI16, /* type */ | |
922 | 0, /* rightshift */ | |
923 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
924 | 16, /* bitsize */ | |
925 | false, /* pc_relative */ | |
926 | 0, /* bitpos */ | |
927 | complain_overflow_dont, /* complain_on_overflow */ | |
928 | bfd_elf_generic_reloc, /* special_function */ | |
929 | "R_MIPS_GOT_HI16", /* name */ | |
77bfe34f | 930 | false, /* partial_inplace */ |
252b5132 RH |
931 | 0, /* src_mask */ |
932 | 0x0000ffff, /* dst_mask */ | |
933 | false), /* pcrel_offset */ | |
934 | ||
935 | /* Low 16 bits of displacement in global offset table. */ | |
936 | /* FIXME: Not handled correctly. */ | |
937 | HOWTO (R_MIPS_GOT_LO16, /* type */ | |
938 | 0, /* rightshift */ | |
939 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
940 | 16, /* bitsize */ | |
941 | false, /* pc_relative */ | |
942 | 0, /* bitpos */ | |
943 | complain_overflow_dont, /* complain_on_overflow */ | |
944 | bfd_elf_generic_reloc, /* special_function */ | |
945 | "R_MIPS_GOT_LO16", /* name */ | |
77bfe34f | 946 | false, /* partial_inplace */ |
252b5132 RH |
947 | 0, /* src_mask */ |
948 | 0x0000ffff, /* dst_mask */ | |
949 | false), /* pcrel_offset */ | |
950 | ||
951 | /* 64 bit substraction. */ | |
952 | /* FIXME: Not handled correctly. */ | |
953 | HOWTO (R_MIPS_SUB, /* type */ | |
954 | 0, /* rightshift */ | |
955 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
956 | 64, /* bitsize */ | |
957 | false, /* pc_relative */ | |
958 | 0, /* bitpos */ | |
77bfe34f | 959 | complain_overflow_dont, /* complain_on_overflow */ |
252b5132 RH |
960 | bfd_elf_generic_reloc, /* special_function */ |
961 | "R_MIPS_SUB", /* name */ | |
77bfe34f | 962 | false, /* partial_inplace */ |
252b5132 RH |
963 | 0, /* src_mask */ |
964 | MINUS_ONE, /* dst_mask */ | |
965 | false), /* pcrel_offset */ | |
966 | ||
967 | /* Insert the addend as an instruction. */ | |
968 | /* FIXME: Not handled correctly. */ | |
969 | HOWTO (R_MIPS_INSERT_A, /* type */ | |
970 | 0, /* rightshift */ | |
77bfe34f TS |
971 | 2, /* size (0 = byte, 1 = short, 2 = long) */ |
972 | 32, /* bitsize */ | |
252b5132 RH |
973 | false, /* pc_relative */ |
974 | 0, /* bitpos */ | |
975 | complain_overflow_dont, /* complain_on_overflow */ | |
976 | bfd_elf_generic_reloc, /* special_function */ | |
977 | "R_MIPS_INSERT_A", /* name */ | |
978 | false, /* partial_inplace */ | |
979 | 0, /* src_mask */ | |
77bfe34f | 980 | 0xffffffff, /* dst_mask */ |
252b5132 RH |
981 | false), /* pcrel_offset */ |
982 | ||
983 | /* Insert the addend as an instruction, and change all relocations | |
984 | to refer to the old instruction at the address. */ | |
985 | /* FIXME: Not handled correctly. */ | |
986 | HOWTO (R_MIPS_INSERT_B, /* type */ | |
987 | 0, /* rightshift */ | |
77bfe34f TS |
988 | 2, /* size (0 = byte, 1 = short, 2 = long) */ |
989 | 32, /* bitsize */ | |
252b5132 RH |
990 | false, /* pc_relative */ |
991 | 0, /* bitpos */ | |
992 | complain_overflow_dont, /* complain_on_overflow */ | |
993 | bfd_elf_generic_reloc, /* special_function */ | |
994 | "R_MIPS_INSERT_B", /* name */ | |
995 | false, /* partial_inplace */ | |
996 | 0, /* src_mask */ | |
77bfe34f | 997 | 0xffffffff, /* dst_mask */ |
252b5132 RH |
998 | false), /* pcrel_offset */ |
999 | ||
1000 | /* Delete a 32 bit instruction. */ | |
1001 | /* FIXME: Not handled correctly. */ | |
1002 | HOWTO (R_MIPS_DELETE, /* type */ | |
1003 | 0, /* rightshift */ | |
77bfe34f TS |
1004 | 2, /* size (0 = byte, 1 = short, 2 = long) */ |
1005 | 32, /* bitsize */ | |
252b5132 RH |
1006 | false, /* pc_relative */ |
1007 | 0, /* bitpos */ | |
1008 | complain_overflow_dont, /* complain_on_overflow */ | |
1009 | bfd_elf_generic_reloc, /* special_function */ | |
1010 | "R_MIPS_DELETE", /* name */ | |
1011 | false, /* partial_inplace */ | |
1012 | 0, /* src_mask */ | |
77bfe34f | 1013 | 0xffffffff, /* dst_mask */ |
252b5132 RH |
1014 | false), /* pcrel_offset */ |
1015 | ||
1016 | /* Get the higher value of a 64 bit addend. */ | |
252b5132 RH |
1017 | HOWTO (R_MIPS_HIGHER, /* type */ |
1018 | 0, /* rightshift */ | |
1019 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1020 | 16, /* bitsize */ | |
1021 | false, /* pc_relative */ | |
1022 | 0, /* bitpos */ | |
1023 | complain_overflow_dont, /* complain_on_overflow */ | |
77bfe34f | 1024 | bfd_elf_generic_reloc, /* special_function */ |
252b5132 | 1025 | "R_MIPS_HIGHER", /* name */ |
77bfe34f | 1026 | false, /* partial_inplace */ |
252b5132 RH |
1027 | 0, /* src_mask */ |
1028 | 0xffff, /* dst_mask */ | |
1029 | false), /* pcrel_offset */ | |
1030 | ||
1031 | /* Get the highest value of a 64 bit addend. */ | |
252b5132 RH |
1032 | HOWTO (R_MIPS_HIGHEST, /* type */ |
1033 | 0, /* rightshift */ | |
1034 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1035 | 16, /* bitsize */ | |
1036 | false, /* pc_relative */ | |
1037 | 0, /* bitpos */ | |
1038 | complain_overflow_dont, /* complain_on_overflow */ | |
77bfe34f | 1039 | bfd_elf_generic_reloc, /* special_function */ |
252b5132 | 1040 | "R_MIPS_HIGHEST", /* name */ |
77bfe34f | 1041 | false, /* partial_inplace */ |
252b5132 RH |
1042 | 0, /* src_mask */ |
1043 | 0xffff, /* dst_mask */ | |
1044 | false), /* pcrel_offset */ | |
1045 | ||
1046 | /* High 16 bits of displacement in global offset table. */ | |
1047 | /* FIXME: Not handled correctly. */ | |
1048 | HOWTO (R_MIPS_CALL_HI16, /* type */ | |
1049 | 0, /* rightshift */ | |
1050 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1051 | 16, /* bitsize */ | |
1052 | false, /* pc_relative */ | |
1053 | 0, /* bitpos */ | |
1054 | complain_overflow_dont, /* complain_on_overflow */ | |
1055 | bfd_elf_generic_reloc, /* special_function */ | |
1056 | "R_MIPS_CALL_HI16", /* name */ | |
77bfe34f | 1057 | false, /* partial_inplace */ |
252b5132 | 1058 | 0, /* src_mask */ |
77bfe34f | 1059 | 0xffff, /* dst_mask */ |
252b5132 RH |
1060 | false), /* pcrel_offset */ |
1061 | ||
1062 | /* Low 16 bits of displacement in global offset table. */ | |
1063 | /* FIXME: Not handled correctly. */ | |
1064 | HOWTO (R_MIPS_CALL_LO16, /* type */ | |
1065 | 0, /* rightshift */ | |
1066 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1067 | 16, /* bitsize */ | |
1068 | false, /* pc_relative */ | |
1069 | 0, /* bitpos */ | |
1070 | complain_overflow_dont, /* complain_on_overflow */ | |
1071 | bfd_elf_generic_reloc, /* special_function */ | |
1072 | "R_MIPS_CALL_LO16", /* name */ | |
77bfe34f | 1073 | false, /* partial_inplace */ |
252b5132 | 1074 | 0, /* src_mask */ |
77bfe34f | 1075 | 0xffff, /* dst_mask */ |
252b5132 RH |
1076 | false), /* pcrel_offset */ |
1077 | ||
1078 | /* I'm not sure what the remaining relocs are, but they are defined | |
1079 | on Irix 6. */ | |
1080 | ||
1081 | HOWTO (R_MIPS_SCN_DISP, /* type */ | |
1082 | 0, /* rightshift */ | |
77bfe34f TS |
1083 | 2, /* size (0 = byte, 1 = short, 2 = long) */ |
1084 | 32, /* bitsize */ | |
252b5132 RH |
1085 | false, /* pc_relative */ |
1086 | 0, /* bitpos */ | |
1087 | complain_overflow_dont, /* complain_on_overflow */ | |
1088 | bfd_elf_generic_reloc, /* special_function */ | |
1089 | "R_MIPS_SCN_DISP", /* name */ | |
1090 | false, /* partial_inplace */ | |
1091 | 0, /* src_mask */ | |
77bfe34f | 1092 | 0xffffffff, /* dst_mask */ |
252b5132 RH |
1093 | false), /* pcrel_offset */ |
1094 | ||
1095 | HOWTO (R_MIPS_REL16, /* type */ | |
1096 | 0, /* rightshift */ | |
77bfe34f TS |
1097 | 1, /* size (0 = byte, 1 = short, 2 = long) */ |
1098 | 16, /* bitsize */ | |
252b5132 RH |
1099 | false, /* pc_relative */ |
1100 | 0, /* bitpos */ | |
77bfe34f | 1101 | complain_overflow_signed, /* complain_on_overflow */ |
252b5132 RH |
1102 | bfd_elf_generic_reloc, /* special_function */ |
1103 | "R_MIPS_REL16", /* name */ | |
1104 | false, /* partial_inplace */ | |
1105 | 0, /* src_mask */ | |
77bfe34f | 1106 | 0xffff, /* dst_mask */ |
252b5132 RH |
1107 | false), /* pcrel_offset */ |
1108 | ||
77bfe34f TS |
1109 | /* These two are obsolete. */ |
1110 | EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE), | |
1111 | EMPTY_HOWTO (R_MIPS_PJUMP), | |
252b5132 RH |
1112 | |
1113 | HOWTO (R_MIPS_RELGOT, /* type */ | |
1114 | 0, /* rightshift */ | |
77bfe34f TS |
1115 | 2, /* size (0 = byte, 1 = short, 2 = long) */ |
1116 | 32, /* bitsize */ | |
252b5132 RH |
1117 | false, /* pc_relative */ |
1118 | 0, /* bitpos */ | |
1119 | complain_overflow_dont, /* complain_on_overflow */ | |
1120 | bfd_elf_generic_reloc, /* special_function */ | |
1121 | "R_MIPS_RELGOT", /* name */ | |
1122 | false, /* partial_inplace */ | |
1123 | 0, /* src_mask */ | |
77bfe34f | 1124 | 0xffffffff, /* dst_mask */ |
d2905643 MM |
1125 | false), /* pcrel_offset */ |
1126 | ||
fe8bc63d | 1127 | /* Protected jump conversion. This is an optimization hint. No |
d2905643 MM |
1128 | relocation is required for correctness. */ |
1129 | HOWTO (R_MIPS_JALR, /* type */ | |
1130 | 0, /* rightshift */ | |
77bfe34f | 1131 | 2, /* size (0 = byte, 1 = short, 2 = long) */ |
d2905643 MM |
1132 | 0, /* bitsize */ |
1133 | false, /* pc_relative */ | |
1134 | 0, /* bitpos */ | |
1135 | complain_overflow_dont, /* complain_on_overflow */ | |
1136 | bfd_elf_generic_reloc, /* special_function */ | |
1137 | "R_MIPS_JALR", /* name */ | |
1138 | false, /* partial_inplace */ | |
77bfe34f TS |
1139 | 0, /* src_mask */ |
1140 | 0, /* dst_mask */ | |
d2905643 | 1141 | false), /* pcrel_offset */ |
252b5132 RH |
1142 | }; |
1143 | ||
1144 | /* Swap in a MIPS 64-bit Rel reloc. */ | |
1145 | ||
1146 | static void | |
1147 | mips_elf64_swap_reloc_in (abfd, src, dst) | |
1148 | bfd *abfd; | |
1149 | const Elf64_Mips_External_Rel *src; | |
1150 | Elf64_Mips_Internal_Rel *dst; | |
1151 | { | |
dc810e39 AM |
1152 | dst->r_offset = H_GET_64 (abfd, src->r_offset); |
1153 | dst->r_sym = H_GET_32 (abfd, src->r_sym); | |
1154 | dst->r_ssym = H_GET_8 (abfd, src->r_ssym); | |
1155 | dst->r_type3 = H_GET_8 (abfd, src->r_type3); | |
1156 | dst->r_type2 = H_GET_8 (abfd, src->r_type2); | |
1157 | dst->r_type = H_GET_8 (abfd, src->r_type); | |
252b5132 RH |
1158 | } |
1159 | ||
1160 | /* Swap in a MIPS 64-bit Rela reloc. */ | |
1161 | ||
1162 | static void | |
1163 | mips_elf64_swap_reloca_in (abfd, src, dst) | |
1164 | bfd *abfd; | |
1165 | const Elf64_Mips_External_Rela *src; | |
1166 | Elf64_Mips_Internal_Rela *dst; | |
1167 | { | |
dc810e39 AM |
1168 | dst->r_offset = H_GET_64 (abfd, src->r_offset); |
1169 | dst->r_sym = H_GET_32 (abfd, src->r_sym); | |
1170 | dst->r_ssym = H_GET_8 (abfd, src->r_ssym); | |
1171 | dst->r_type3 = H_GET_8 (abfd, src->r_type3); | |
1172 | dst->r_type2 = H_GET_8 (abfd, src->r_type2); | |
1173 | dst->r_type = H_GET_8 (abfd, src->r_type); | |
1174 | dst->r_addend = H_GET_S64 (abfd, src->r_addend); | |
252b5132 RH |
1175 | } |
1176 | ||
252b5132 RH |
1177 | /* Swap out a MIPS 64-bit Rel reloc. */ |
1178 | ||
1179 | static void | |
1180 | mips_elf64_swap_reloc_out (abfd, src, dst) | |
1181 | bfd *abfd; | |
1182 | const Elf64_Mips_Internal_Rel *src; | |
1183 | Elf64_Mips_External_Rel *dst; | |
1184 | { | |
dc810e39 AM |
1185 | H_PUT_64 (abfd, src->r_offset, dst->r_offset); |
1186 | H_PUT_32 (abfd, src->r_sym, dst->r_sym); | |
1187 | H_PUT_8 (abfd, src->r_ssym, dst->r_ssym); | |
1188 | H_PUT_8 (abfd, src->r_type3, dst->r_type3); | |
1189 | H_PUT_8 (abfd, src->r_type2, dst->r_type2); | |
1190 | H_PUT_8 (abfd, src->r_type, dst->r_type); | |
252b5132 RH |
1191 | } |
1192 | ||
252b5132 RH |
1193 | /* Swap out a MIPS 64-bit Rela reloc. */ |
1194 | ||
1195 | static void | |
1196 | mips_elf64_swap_reloca_out (abfd, src, dst) | |
1197 | bfd *abfd; | |
1198 | const Elf64_Mips_Internal_Rela *src; | |
1199 | Elf64_Mips_External_Rela *dst; | |
1200 | { | |
dc810e39 AM |
1201 | H_PUT_64 (abfd, src->r_offset, dst->r_offset); |
1202 | H_PUT_32 (abfd, src->r_sym, dst->r_sym); | |
1203 | H_PUT_8 (abfd, src->r_ssym, dst->r_ssym); | |
1204 | H_PUT_8 (abfd, src->r_type3, dst->r_type3); | |
1205 | H_PUT_8 (abfd, src->r_type2, dst->r_type2); | |
1206 | H_PUT_8 (abfd, src->r_type, dst->r_type); | |
1207 | H_PUT_64 (abfd, src->r_addend, dst->r_addend); | |
252b5132 RH |
1208 | } |
1209 | ||
c7ac6ff8 MM |
1210 | /* Swap in a MIPS 64-bit Rel reloc. */ |
1211 | ||
1212 | static void | |
1213 | mips_elf64_be_swap_reloc_in (abfd, src, dst) | |
1214 | bfd *abfd; | |
1215 | const bfd_byte *src; | |
1216 | Elf_Internal_Rel *dst; | |
1217 | { | |
1218 | Elf64_Mips_Internal_Rel mirel; | |
1219 | ||
fe8bc63d | 1220 | mips_elf64_swap_reloc_in (abfd, |
c7ac6ff8 MM |
1221 | (const Elf64_Mips_External_Rel *) src, |
1222 | &mirel); | |
1223 | ||
1224 | dst[0].r_offset = mirel.r_offset; | |
1225 | dst[0].r_info = ELF32_R_INFO (mirel.r_sym, mirel.r_type); | |
1226 | dst[1].r_offset = mirel.r_offset; | |
1227 | dst[1].r_info = ELF32_R_INFO (mirel.r_ssym, mirel.r_type2); | |
1228 | dst[2].r_offset = mirel.r_offset; | |
1229 | dst[2].r_info = ELF32_R_INFO (STN_UNDEF, mirel.r_type3); | |
1230 | } | |
1231 | ||
1232 | /* Swap in a MIPS 64-bit Rela reloc. */ | |
1233 | ||
1234 | static void | |
1235 | mips_elf64_be_swap_reloca_in (abfd, src, dst) | |
1236 | bfd *abfd; | |
1237 | const bfd_byte *src; | |
1238 | Elf_Internal_Rela *dst; | |
1239 | { | |
1240 | Elf64_Mips_Internal_Rela mirela; | |
1241 | ||
fe8bc63d | 1242 | mips_elf64_swap_reloca_in (abfd, |
c7ac6ff8 MM |
1243 | (const Elf64_Mips_External_Rela *) src, |
1244 | &mirela); | |
1245 | ||
1246 | dst[0].r_offset = mirela.r_offset; | |
1247 | dst[0].r_info = ELF32_R_INFO (mirela.r_sym, mirela.r_type); | |
1248 | dst[0].r_addend = mirela.r_addend; | |
1249 | dst[1].r_offset = mirela.r_offset; | |
1250 | dst[1].r_info = ELF32_R_INFO (mirela.r_ssym, mirela.r_type2); | |
1251 | dst[1].r_addend = 0; | |
1252 | dst[2].r_offset = mirela.r_offset; | |
1253 | dst[2].r_info = ELF32_R_INFO (STN_UNDEF, mirela.r_type3); | |
1254 | dst[2].r_addend = 0; | |
1255 | } | |
1256 | ||
1257 | /* Swap out a MIPS 64-bit Rel reloc. */ | |
1258 | ||
1259 | static void | |
1260 | mips_elf64_be_swap_reloc_out (abfd, src, dst) | |
1261 | bfd *abfd; | |
1262 | const Elf_Internal_Rel *src; | |
1263 | bfd_byte *dst; | |
1264 | { | |
1265 | Elf64_Mips_Internal_Rel mirel; | |
1266 | ||
1267 | mirel.r_offset = src->r_offset; | |
1268 | mirel.r_type = ELF32_R_TYPE (src->r_info); | |
1269 | mirel.r_sym = ELF32_R_SYM (src->r_info); | |
1270 | mirel.r_type2 = R_MIPS_NONE; | |
1271 | mirel.r_ssym = STN_UNDEF; | |
1272 | mirel.r_type3 = R_MIPS_NONE; | |
1273 | ||
fe8bc63d | 1274 | mips_elf64_swap_reloc_out (abfd, &mirel, |
c7ac6ff8 MM |
1275 | (Elf64_Mips_External_Rel *) dst); |
1276 | } | |
1277 | ||
1278 | /* Swap out a MIPS 64-bit Rela reloc. */ | |
1279 | ||
1280 | static void | |
1281 | mips_elf64_be_swap_reloca_out (abfd, src, dst) | |
1282 | bfd *abfd; | |
1283 | const Elf_Internal_Rela *src; | |
1284 | bfd_byte *dst; | |
1285 | { | |
1286 | Elf64_Mips_Internal_Rela mirela; | |
1287 | ||
1288 | mirela.r_offset = src->r_offset; | |
1289 | mirela.r_type = ELF32_R_TYPE (src->r_info); | |
1290 | mirela.r_addend = src->r_addend; | |
1291 | mirela.r_sym = ELF32_R_SYM (src->r_info); | |
1292 | mirela.r_type2 = R_MIPS_NONE; | |
1293 | mirela.r_ssym = STN_UNDEF; | |
1294 | mirela.r_type3 = R_MIPS_NONE; | |
1295 | ||
fe8bc63d | 1296 | mips_elf64_swap_reloca_out (abfd, &mirela, |
c7ac6ff8 MM |
1297 | (Elf64_Mips_External_Rela *) dst); |
1298 | } | |
1299 | ||
252b5132 RH |
1300 | /* A mapping from BFD reloc types to MIPS ELF reloc types. */ |
1301 | ||
1302 | struct elf_reloc_map | |
1303 | { | |
1304 | bfd_reloc_code_real_type bfd_reloc_val; | |
1305 | enum elf_mips_reloc_type elf_reloc_val; | |
1306 | }; | |
1307 | ||
dc810e39 | 1308 | static const struct elf_reloc_map mips_reloc_map[] = |
252b5132 RH |
1309 | { |
1310 | { BFD_RELOC_NONE, R_MIPS_NONE, }, | |
1311 | { BFD_RELOC_16, R_MIPS_16 }, | |
1312 | { BFD_RELOC_32, R_MIPS_32 }, | |
1313 | { BFD_RELOC_64, R_MIPS_64 }, | |
1314 | { BFD_RELOC_CTOR, R_MIPS_64 }, | |
1315 | { BFD_RELOC_32_PCREL, R_MIPS_REL32 }, | |
1316 | { BFD_RELOC_MIPS_JMP, R_MIPS_26 }, | |
1317 | { BFD_RELOC_HI16_S, R_MIPS_HI16 }, | |
1318 | { BFD_RELOC_LO16, R_MIPS_LO16 }, | |
cdf6fd85 | 1319 | { BFD_RELOC_GPREL16, R_MIPS_GPREL16 }, |
252b5132 RH |
1320 | { BFD_RELOC_MIPS_LITERAL, R_MIPS_LITERAL }, |
1321 | { BFD_RELOC_MIPS_GOT16, R_MIPS_GOT16 }, | |
1322 | { BFD_RELOC_16_PCREL, R_MIPS_PC16 }, | |
1323 | { BFD_RELOC_MIPS_CALL16, R_MIPS_CALL16 }, | |
cdf6fd85 | 1324 | { BFD_RELOC_GPREL32, R_MIPS_GPREL32 }, |
252b5132 RH |
1325 | { BFD_RELOC_MIPS_GOT_HI16, R_MIPS_GOT_HI16 }, |
1326 | { BFD_RELOC_MIPS_GOT_LO16, R_MIPS_GOT_LO16 }, | |
1327 | { BFD_RELOC_MIPS_CALL_HI16, R_MIPS_CALL_HI16 }, | |
3f830999 MM |
1328 | { BFD_RELOC_MIPS_CALL_LO16, R_MIPS_CALL_LO16 }, |
1329 | { BFD_RELOC_MIPS_SUB, R_MIPS_SUB }, | |
1330 | { BFD_RELOC_MIPS_GOT_PAGE, R_MIPS_GOT_PAGE }, | |
1331 | { BFD_RELOC_MIPS_GOT_OFST, R_MIPS_GOT_OFST }, | |
1332 | { BFD_RELOC_MIPS_GOT_DISP, R_MIPS_GOT_DISP } | |
252b5132 RH |
1333 | }; |
1334 | ||
1335 | /* Given a BFD reloc type, return a howto structure. */ | |
1336 | ||
1337 | static reloc_howto_type * | |
1338 | mips_elf64_reloc_type_lookup (abfd, code) | |
56fc028e | 1339 | bfd *abfd ATTRIBUTE_UNUSED; |
252b5132 RH |
1340 | bfd_reloc_code_real_type code; |
1341 | { | |
1342 | unsigned int i; | |
1343 | ||
1344 | for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map); i++) | |
1345 | { | |
1346 | if (mips_reloc_map[i].bfd_reloc_val == code) | |
1347 | { | |
1348 | int v; | |
1349 | ||
1350 | v = (int) mips_reloc_map[i].elf_reloc_val; | |
1351 | return &mips_elf64_howto_table_rel[v]; | |
1352 | } | |
1353 | } | |
1354 | ||
1355 | return NULL; | |
1356 | } | |
1357 | ||
1358 | /* Since each entry in an SHT_REL or SHT_RELA section can represent up | |
1359 | to three relocs, we must tell the user to allocate more space. */ | |
1360 | ||
1361 | static long | |
1362 | mips_elf64_get_reloc_upper_bound (abfd, sec) | |
56fc028e | 1363 | bfd *abfd ATTRIBUTE_UNUSED; |
252b5132 RH |
1364 | asection *sec; |
1365 | { | |
1366 | return (sec->reloc_count * 3 + 1) * sizeof (arelent *); | |
1367 | } | |
1368 | ||
1369 | /* Read the relocations from one reloc section. */ | |
1370 | ||
1371 | static boolean | |
1372 | mips_elf64_slurp_one_reloc_table (abfd, asect, symbols, rel_hdr) | |
1373 | bfd *abfd; | |
1374 | asection *asect; | |
1375 | asymbol **symbols; | |
1376 | const Elf_Internal_Shdr *rel_hdr; | |
1377 | { | |
1378 | PTR allocated = NULL; | |
1379 | bfd_byte *native_relocs; | |
1380 | arelent *relents; | |
1381 | arelent *relent; | |
1382 | unsigned int count; | |
1383 | unsigned int i; | |
1384 | int entsize; | |
1385 | reloc_howto_type *howto_table; | |
1386 | ||
1387 | allocated = (PTR) bfd_malloc (rel_hdr->sh_size); | |
1388 | if (allocated == NULL) | |
dc810e39 | 1389 | return false; |
252b5132 RH |
1390 | |
1391 | if (bfd_seek (abfd, rel_hdr->sh_offset, SEEK_SET) != 0 | |
dc810e39 | 1392 | || (bfd_bread (allocated, rel_hdr->sh_size, abfd) != rel_hdr->sh_size)) |
252b5132 RH |
1393 | goto error_return; |
1394 | ||
1395 | native_relocs = (bfd_byte *) allocated; | |
1396 | ||
1397 | relents = asect->relocation + asect->reloc_count; | |
1398 | ||
1399 | entsize = rel_hdr->sh_entsize; | |
1400 | BFD_ASSERT (entsize == sizeof (Elf64_Mips_External_Rel) | |
1401 | || entsize == sizeof (Elf64_Mips_External_Rela)); | |
1402 | ||
1403 | count = rel_hdr->sh_size / entsize; | |
1404 | ||
1405 | if (entsize == sizeof (Elf64_Mips_External_Rel)) | |
1406 | howto_table = mips_elf64_howto_table_rel; | |
1407 | else | |
1408 | howto_table = mips_elf64_howto_table_rela; | |
1409 | ||
1410 | relent = relents; | |
1411 | for (i = 0; i < count; i++, native_relocs += entsize) | |
1412 | { | |
1413 | Elf64_Mips_Internal_Rela rela; | |
1414 | boolean used_sym, used_ssym; | |
1415 | int ir; | |
1416 | ||
1417 | if (entsize == sizeof (Elf64_Mips_External_Rela)) | |
1418 | mips_elf64_swap_reloca_in (abfd, | |
1419 | (Elf64_Mips_External_Rela *) native_relocs, | |
1420 | &rela); | |
1421 | else | |
1422 | { | |
1423 | Elf64_Mips_Internal_Rel rel; | |
1424 | ||
1425 | mips_elf64_swap_reloc_in (abfd, | |
1426 | (Elf64_Mips_External_Rel *) native_relocs, | |
1427 | &rel); | |
1428 | rela.r_offset = rel.r_offset; | |
1429 | rela.r_sym = rel.r_sym; | |
1430 | rela.r_ssym = rel.r_ssym; | |
1431 | rela.r_type3 = rel.r_type3; | |
1432 | rela.r_type2 = rel.r_type2; | |
1433 | rela.r_type = rel.r_type; | |
1434 | rela.r_addend = 0; | |
1435 | } | |
1436 | ||
1437 | /* Each entry represents up to three actual relocations. */ | |
1438 | ||
1439 | used_sym = false; | |
1440 | used_ssym = false; | |
1441 | for (ir = 0; ir < 3; ir++) | |
1442 | { | |
1443 | enum elf_mips_reloc_type type; | |
1444 | ||
1445 | switch (ir) | |
1446 | { | |
1447 | default: | |
1448 | abort (); | |
1449 | case 0: | |
1450 | type = (enum elf_mips_reloc_type) rela.r_type; | |
1451 | break; | |
1452 | case 1: | |
1453 | type = (enum elf_mips_reloc_type) rela.r_type2; | |
1454 | break; | |
1455 | case 2: | |
1456 | type = (enum elf_mips_reloc_type) rela.r_type3; | |
1457 | break; | |
1458 | } | |
1459 | ||
1460 | if (type == R_MIPS_NONE) | |
1461 | { | |
1462 | /* There are no more relocations in this entry. If this | |
1463 | is the first entry, we need to generate a dummy | |
1464 | relocation so that the generic linker knows that | |
1465 | there has been a break in the sequence of relocations | |
1466 | applying to a particular address. */ | |
1467 | if (ir == 0) | |
1468 | { | |
1469 | relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr; | |
1470 | if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0) | |
1471 | relent->address = rela.r_offset; | |
1472 | else | |
1473 | relent->address = rela.r_offset - asect->vma; | |
1474 | relent->addend = 0; | |
1475 | relent->howto = &howto_table[(int) R_MIPS_NONE]; | |
1476 | ++relent; | |
1477 | } | |
1478 | break; | |
1479 | } | |
1480 | ||
1481 | /* Some types require symbols, whereas some do not. */ | |
1482 | switch (type) | |
1483 | { | |
1484 | case R_MIPS_NONE: | |
1485 | case R_MIPS_LITERAL: | |
1486 | case R_MIPS_INSERT_A: | |
1487 | case R_MIPS_INSERT_B: | |
1488 | case R_MIPS_DELETE: | |
1489 | relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr; | |
1490 | break; | |
1491 | ||
1492 | default: | |
1493 | if (! used_sym) | |
1494 | { | |
1495 | if (rela.r_sym == 0) | |
1496 | relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr; | |
1497 | else | |
1498 | { | |
1499 | asymbol **ps, *s; | |
1500 | ||
1501 | ps = symbols + rela.r_sym - 1; | |
1502 | s = *ps; | |
1503 | if ((s->flags & BSF_SECTION_SYM) == 0) | |
1504 | relent->sym_ptr_ptr = ps; | |
1505 | else | |
1506 | relent->sym_ptr_ptr = s->section->symbol_ptr_ptr; | |
1507 | } | |
1508 | ||
1509 | used_sym = true; | |
1510 | } | |
1511 | else if (! used_ssym) | |
1512 | { | |
1513 | switch (rela.r_ssym) | |
1514 | { | |
1515 | case RSS_UNDEF: | |
1516 | relent->sym_ptr_ptr = | |
1517 | bfd_abs_section_ptr->symbol_ptr_ptr; | |
1518 | break; | |
1519 | ||
1520 | case RSS_GP: | |
1521 | case RSS_GP0: | |
1522 | case RSS_LOC: | |
1523 | /* FIXME: I think these need to be handled using | |
1524 | special howto structures. */ | |
1525 | BFD_ASSERT (0); | |
1526 | break; | |
1527 | ||
1528 | default: | |
1529 | BFD_ASSERT (0); | |
1530 | break; | |
1531 | } | |
1532 | ||
1533 | used_ssym = true; | |
1534 | } | |
1535 | else | |
1536 | relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr; | |
1537 | ||
1538 | break; | |
1539 | } | |
1540 | ||
1541 | /* The address of an ELF reloc is section relative for an | |
1542 | object file, and absolute for an executable file or | |
1543 | shared library. The address of a BFD reloc is always | |
1544 | section relative. */ | |
1545 | if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0) | |
1546 | relent->address = rela.r_offset; | |
1547 | else | |
1548 | relent->address = rela.r_offset - asect->vma; | |
1549 | ||
1550 | relent->addend = rela.r_addend; | |
1551 | ||
1552 | relent->howto = &howto_table[(int) type]; | |
1553 | ||
1554 | ++relent; | |
1555 | } | |
1556 | } | |
1557 | ||
1558 | asect->reloc_count += relent - relents; | |
1559 | ||
1560 | if (allocated != NULL) | |
1561 | free (allocated); | |
1562 | ||
1563 | return true; | |
1564 | ||
1565 | error_return: | |
1566 | if (allocated != NULL) | |
1567 | free (allocated); | |
1568 | return false; | |
1569 | } | |
1570 | ||
1571 | /* Read the relocations. On Irix 6, there can be two reloc sections | |
1572 | associated with a single data section. */ | |
1573 | ||
1574 | static boolean | |
1575 | mips_elf64_slurp_reloc_table (abfd, asect, symbols, dynamic) | |
1576 | bfd *abfd; | |
1577 | asection *asect; | |
1578 | asymbol **symbols; | |
1579 | boolean dynamic; | |
1580 | { | |
dc810e39 | 1581 | bfd_size_type amt; |
252b5132 RH |
1582 | struct bfd_elf_section_data * const d = elf_section_data (asect); |
1583 | ||
1584 | if (dynamic) | |
1585 | { | |
1586 | bfd_set_error (bfd_error_invalid_operation); | |
1587 | return false; | |
1588 | } | |
1589 | ||
1590 | if (asect->relocation != NULL | |
1591 | || (asect->flags & SEC_RELOC) == 0 | |
1592 | || asect->reloc_count == 0) | |
1593 | return true; | |
1594 | ||
1595 | /* Allocate space for 3 arelent structures for each Rel structure. */ | |
dc810e39 AM |
1596 | amt = asect->reloc_count; |
1597 | amt *= 3 * sizeof (arelent); | |
1598 | asect->relocation = (arelent *) bfd_alloc (abfd, amt); | |
252b5132 RH |
1599 | if (asect->relocation == NULL) |
1600 | return false; | |
1601 | ||
1602 | /* The slurp_one_reloc_table routine increments reloc_count. */ | |
1603 | asect->reloc_count = 0; | |
1604 | ||
1605 | if (! mips_elf64_slurp_one_reloc_table (abfd, asect, symbols, &d->rel_hdr)) | |
1606 | return false; | |
1607 | if (d->rel_hdr2 != NULL) | |
1608 | { | |
1609 | if (! mips_elf64_slurp_one_reloc_table (abfd, asect, symbols, | |
1610 | d->rel_hdr2)) | |
1611 | return false; | |
1612 | } | |
1613 | ||
1614 | return true; | |
1615 | } | |
1616 | ||
1617 | /* Write out the relocations. */ | |
1618 | ||
1619 | static void | |
1620 | mips_elf64_write_relocs (abfd, sec, data) | |
1621 | bfd *abfd; | |
1622 | asection *sec; | |
1623 | PTR data; | |
1624 | { | |
1625 | boolean *failedp = (boolean *) data; | |
1626 | unsigned int count; | |
1627 | Elf_Internal_Shdr *rela_hdr; | |
1628 | Elf64_Mips_External_Rela *ext_rela; | |
1629 | unsigned int idx; | |
1630 | asymbol *last_sym = 0; | |
1631 | int last_sym_idx = 0; | |
1632 | ||
1633 | /* If we have already failed, don't do anything. */ | |
1634 | if (*failedp) | |
1635 | return; | |
1636 | ||
1637 | if ((sec->flags & SEC_RELOC) == 0) | |
1638 | return; | |
1639 | ||
1640 | /* The linker backend writes the relocs out itself, and sets the | |
1641 | reloc_count field to zero to inhibit writing them here. Also, | |
1642 | sometimes the SEC_RELOC flag gets set even when there aren't any | |
1643 | relocs. */ | |
1644 | if (sec->reloc_count == 0) | |
1645 | return; | |
1646 | ||
1647 | /* We can combine up to three relocs that refer to the same address | |
1648 | if the latter relocs have no associated symbol. */ | |
1649 | count = 0; | |
1650 | for (idx = 0; idx < sec->reloc_count; idx++) | |
1651 | { | |
1652 | bfd_vma addr; | |
1653 | unsigned int i; | |
1654 | ||
1655 | ++count; | |
1656 | ||
1657 | addr = sec->orelocation[idx]->address; | |
1658 | for (i = 0; i < 2; i++) | |
1659 | { | |
1660 | arelent *r; | |
1661 | ||
1662 | if (idx + 1 >= sec->reloc_count) | |
1663 | break; | |
1664 | r = sec->orelocation[idx + 1]; | |
1665 | if (r->address != addr | |
1666 | || ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section) | |
1667 | || (*r->sym_ptr_ptr)->value != 0) | |
1668 | break; | |
1669 | ||
1670 | /* We can merge the reloc at IDX + 1 with the reloc at IDX. */ | |
1671 | ||
1672 | ++idx; | |
1673 | } | |
1674 | } | |
1675 | ||
1676 | rela_hdr = &elf_section_data (sec)->rel_hdr; | |
1677 | ||
1678 | rela_hdr->sh_size = rela_hdr->sh_entsize * count; | |
1679 | rela_hdr->contents = (PTR) bfd_alloc (abfd, rela_hdr->sh_size); | |
1680 | if (rela_hdr->contents == NULL) | |
1681 | { | |
1682 | *failedp = true; | |
1683 | return; | |
1684 | } | |
1685 | ||
1686 | ext_rela = (Elf64_Mips_External_Rela *) rela_hdr->contents; | |
1687 | for (idx = 0; idx < sec->reloc_count; idx++, ext_rela++) | |
1688 | { | |
1689 | arelent *ptr; | |
1690 | Elf64_Mips_Internal_Rela int_rela; | |
1691 | asymbol *sym; | |
1692 | int n; | |
1693 | unsigned int i; | |
1694 | ||
1695 | ptr = sec->orelocation[idx]; | |
1696 | ||
1697 | /* The address of an ELF reloc is section relative for an object | |
1698 | file, and absolute for an executable file or shared library. | |
1699 | The address of a BFD reloc is always section relative. */ | |
1700 | if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0) | |
1701 | int_rela.r_offset = ptr->address; | |
1702 | else | |
1703 | int_rela.r_offset = ptr->address + sec->vma; | |
1704 | ||
1705 | sym = *ptr->sym_ptr_ptr; | |
1706 | if (sym == last_sym) | |
1707 | n = last_sym_idx; | |
1708 | else | |
1709 | { | |
1710 | last_sym = sym; | |
1711 | n = _bfd_elf_symbol_from_bfd_symbol (abfd, &sym); | |
1712 | if (n < 0) | |
1713 | { | |
1714 | *failedp = true; | |
1715 | return; | |
1716 | } | |
1717 | last_sym_idx = n; | |
1718 | } | |
1719 | ||
1720 | int_rela.r_sym = n; | |
1721 | ||
1722 | int_rela.r_addend = ptr->addend; | |
1723 | ||
1724 | int_rela.r_ssym = RSS_UNDEF; | |
1725 | ||
1726 | if ((*ptr->sym_ptr_ptr)->the_bfd->xvec != abfd->xvec | |
1727 | && ! _bfd_elf_validate_reloc (abfd, ptr)) | |
1728 | { | |
1729 | *failedp = true; | |
1730 | return; | |
1731 | } | |
1732 | ||
1733 | int_rela.r_type = ptr->howto->type; | |
1734 | int_rela.r_type2 = (int) R_MIPS_NONE; | |
1735 | int_rela.r_type3 = (int) R_MIPS_NONE; | |
1736 | ||
1737 | for (i = 0; i < 2; i++) | |
1738 | { | |
1739 | arelent *r; | |
1740 | ||
1741 | if (idx + 1 >= sec->reloc_count) | |
1742 | break; | |
1743 | r = sec->orelocation[idx + 1]; | |
1744 | if (r->address != ptr->address | |
1745 | || ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section) | |
1746 | || (*r->sym_ptr_ptr)->value != 0) | |
1747 | break; | |
1748 | ||
1749 | /* We can merge the reloc at IDX + 1 with the reloc at IDX. */ | |
1750 | ||
1751 | if (i == 0) | |
1752 | int_rela.r_type2 = r->howto->type; | |
1753 | else | |
1754 | int_rela.r_type3 = r->howto->type; | |
1755 | ||
1756 | ++idx; | |
1757 | } | |
1758 | ||
1759 | mips_elf64_swap_reloca_out (abfd, &int_rela, ext_rela); | |
1760 | } | |
1761 | ||
1762 | BFD_ASSERT (ext_rela - (Elf64_Mips_External_Rela *) rela_hdr->contents | |
5e572849 | 1763 | == (int) count); |
252b5132 RH |
1764 | } |
1765 | \f | |
252b5132 RH |
1766 | /* ECOFF swapping routines. These are used when dealing with the |
1767 | .mdebug section, which is in the ECOFF debugging format. */ | |
1768 | static const struct ecoff_debug_swap mips_elf64_ecoff_debug_swap = | |
1769 | { | |
1770 | /* Symbol table magic number. */ | |
1771 | magicSym2, | |
1772 | /* Alignment of debugging information. E.g., 4. */ | |
1773 | 8, | |
1774 | /* Sizes of external symbolic information. */ | |
1775 | sizeof (struct hdr_ext), | |
1776 | sizeof (struct dnr_ext), | |
1777 | sizeof (struct pdr_ext), | |
1778 | sizeof (struct sym_ext), | |
1779 | sizeof (struct opt_ext), | |
1780 | sizeof (struct fdr_ext), | |
1781 | sizeof (struct rfd_ext), | |
1782 | sizeof (struct ext_ext), | |
1783 | /* Functions to swap in external symbolic data. */ | |
1784 | ecoff_swap_hdr_in, | |
1785 | ecoff_swap_dnr_in, | |
1786 | ecoff_swap_pdr_in, | |
1787 | ecoff_swap_sym_in, | |
1788 | ecoff_swap_opt_in, | |
1789 | ecoff_swap_fdr_in, | |
1790 | ecoff_swap_rfd_in, | |
1791 | ecoff_swap_ext_in, | |
1792 | _bfd_ecoff_swap_tir_in, | |
1793 | _bfd_ecoff_swap_rndx_in, | |
1794 | /* Functions to swap out external symbolic data. */ | |
1795 | ecoff_swap_hdr_out, | |
1796 | ecoff_swap_dnr_out, | |
1797 | ecoff_swap_pdr_out, | |
1798 | ecoff_swap_sym_out, | |
1799 | ecoff_swap_opt_out, | |
1800 | ecoff_swap_fdr_out, | |
1801 | ecoff_swap_rfd_out, | |
1802 | ecoff_swap_ext_out, | |
1803 | _bfd_ecoff_swap_tir_out, | |
1804 | _bfd_ecoff_swap_rndx_out, | |
1805 | /* Function to read in symbolic data. */ | |
1806 | _bfd_mips_elf_read_ecoff_info | |
1807 | }; | |
1808 | \f | |
1809 | /* Relocations in the 64 bit MIPS ELF ABI are more complex than in | |
1810 | standard ELF. This structure is used to redirect the relocation | |
1811 | handling routines. */ | |
1812 | ||
1813 | const struct elf_size_info mips_elf64_size_info = | |
1814 | { | |
1815 | sizeof (Elf64_External_Ehdr), | |
1816 | sizeof (Elf64_External_Phdr), | |
1817 | sizeof (Elf64_External_Shdr), | |
1818 | sizeof (Elf64_Mips_External_Rel), | |
1819 | sizeof (Elf64_Mips_External_Rela), | |
1820 | sizeof (Elf64_External_Sym), | |
1821 | sizeof (Elf64_External_Dyn), | |
1822 | sizeof (Elf_External_Note), | |
c7ac6ff8 MM |
1823 | 4, /* hash-table entry size */ |
1824 | 3, /* internal relocations per external relocations */ | |
252b5132 RH |
1825 | 64, /* arch_size */ |
1826 | 8, /* file_align */ | |
1827 | ELFCLASS64, | |
1828 | EV_CURRENT, | |
1829 | bfd_elf64_write_out_phdrs, | |
1830 | bfd_elf64_write_shdrs_and_ehdr, | |
1831 | mips_elf64_write_relocs, | |
1832 | bfd_elf64_swap_symbol_out, | |
1833 | mips_elf64_slurp_reloc_table, | |
1834 | bfd_elf64_slurp_symbol_table, | |
c7ac6ff8 MM |
1835 | bfd_elf64_swap_dyn_in, |
1836 | bfd_elf64_swap_dyn_out, | |
1837 | mips_elf64_be_swap_reloc_in, | |
1838 | mips_elf64_be_swap_reloc_out, | |
1839 | mips_elf64_be_swap_reloca_in, | |
1840 | mips_elf64_be_swap_reloca_out | |
252b5132 RH |
1841 | }; |
1842 | ||
1843 | #define TARGET_LITTLE_SYM bfd_elf64_littlemips_vec | |
1844 | #define TARGET_LITTLE_NAME "elf64-littlemips" | |
1845 | #define TARGET_BIG_SYM bfd_elf64_bigmips_vec | |
1846 | #define TARGET_BIG_NAME "elf64-bigmips" | |
1847 | #define ELF_ARCH bfd_arch_mips | |
1848 | #define ELF_MACHINE_CODE EM_MIPS | |
103186c6 | 1849 | |
252b5132 | 1850 | #define ELF_MAXPAGESIZE 0x1000 |
103186c6 MM |
1851 | |
1852 | #define elf_backend_collect true | |
1853 | #define elf_backend_type_change_ok true | |
1854 | #define elf_backend_can_gc_sections true | |
252b5132 RH |
1855 | #define elf_backend_size_info mips_elf64_size_info |
1856 | #define elf_backend_object_p _bfd_mips_elf_object_p | |
103186c6 | 1857 | #define elf_backend_section_from_shdr _bfd_mips_elf_section_from_shdr |
252b5132 RH |
1858 | #define elf_backend_fake_sections _bfd_mips_elf_fake_sections |
1859 | #define elf_backend_section_from_bfd_section \ | |
1860 | _bfd_mips_elf_section_from_bfd_section | |
103186c6 | 1861 | #define elf_backend_section_processing _bfd_mips_elf_section_processing |
252b5132 | 1862 | #define elf_backend_symbol_processing _bfd_mips_elf_symbol_processing |
103186c6 MM |
1863 | #define elf_backend_additional_program_headers \ |
1864 | _bfd_mips_elf_additional_program_headers | |
1865 | #define elf_backend_modify_segment_map _bfd_mips_elf_modify_segment_map | |
252b5132 RH |
1866 | #define elf_backend_final_write_processing \ |
1867 | _bfd_mips_elf_final_write_processing | |
1868 | #define elf_backend_ecoff_debug_swap &mips_elf64_ecoff_debug_swap | |
103186c6 MM |
1869 | #define elf_backend_add_symbol_hook _bfd_mips_elf_add_symbol_hook |
1870 | #define elf_backend_create_dynamic_sections \ | |
1871 | _bfd_mips_elf_create_dynamic_sections | |
1872 | #define elf_backend_check_relocs _bfd_mips_elf_check_relocs | |
1873 | #define elf_backend_adjust_dynamic_symbol \ | |
1874 | _bfd_mips_elf_adjust_dynamic_symbol | |
1875 | #define elf_backend_always_size_sections \ | |
1876 | _bfd_mips_elf_always_size_sections | |
1877 | #define elf_backend_size_dynamic_sections \ | |
1878 | _bfd_mips_elf_size_dynamic_sections | |
1879 | #define elf_backend_relocate_section _bfd_mips_elf_relocate_section | |
1880 | #define elf_backend_link_output_symbol_hook \ | |
1881 | _bfd_mips_elf_link_output_symbol_hook | |
1882 | #define elf_backend_finish_dynamic_symbol \ | |
1883 | _bfd_mips_elf_finish_dynamic_symbol | |
1884 | #define elf_backend_finish_dynamic_sections \ | |
1885 | _bfd_mips_elf_finish_dynamic_sections | |
1886 | #define elf_backend_gc_mark_hook _bfd_mips_elf_gc_mark_hook | |
1887 | #define elf_backend_gc_sweep_hook _bfd_mips_elf_gc_sweep_hook | |
1888 | #define elf_backend_got_header_size (4*MIPS_RESERVED_GOTNO) | |
1889 | #define elf_backend_plt_header_size 0 | |
1e2be829 TS |
1890 | |
1891 | /* MIPS ELF64 can use a mixture of REL and RELA, but some Relocations | |
1892 | * work better/work only in RELA, so we default to this. */ | |
1893 | #define elf_backend_may_use_rel_p 1 | |
1894 | #define elf_backend_may_use_rela_p 1 | |
1895 | #define elf_backend_default_use_rela_p 1 | |
103186c6 | 1896 | |
fe8bc63d | 1897 | /* We don't set bfd_elf64_bfd_is_local_label_name because the 32-bit |
103186c6 MM |
1898 | MIPS-specific function only applies to IRIX5, which had no 64-bit |
1899 | ABI. */ | |
252b5132 | 1900 | #define bfd_elf64_find_nearest_line _bfd_mips_elf_find_nearest_line |
252b5132 | 1901 | #define bfd_elf64_set_section_contents _bfd_mips_elf_set_section_contents |
103186c6 MM |
1902 | #define bfd_elf64_bfd_link_hash_table_create \ |
1903 | _bfd_mips_elf_link_hash_table_create | |
1904 | #define bfd_elf64_bfd_final_link _bfd_mips_elf_final_link | |
252b5132 RH |
1905 | #define bfd_elf64_bfd_copy_private_bfd_data \ |
1906 | _bfd_mips_elf_copy_private_bfd_data | |
1907 | #define bfd_elf64_bfd_merge_private_bfd_data \ | |
1908 | _bfd_mips_elf_merge_private_bfd_data | |
1909 | #define bfd_elf64_bfd_set_private_flags _bfd_mips_elf_set_private_flags | |
103186c6 MM |
1910 | #define bfd_elf64_bfd_print_private_bfd_data \ |
1911 | _bfd_mips_elf_print_private_bfd_data | |
252b5132 | 1912 | |
103186c6 MM |
1913 | #define bfd_elf64_get_reloc_upper_bound mips_elf64_get_reloc_upper_bound |
1914 | #define bfd_elf64_bfd_reloc_type_lookup mips_elf64_reloc_type_lookup | |
252b5132 | 1915 | #define bfd_elf64_archive_functions |
36b45482 TS |
1916 | extern boolean bfd_elf64_archive_slurp_armap |
1917 | PARAMS((bfd *)); | |
1918 | extern boolean bfd_elf64_archive_write_armap | |
1919 | PARAMS((bfd *, unsigned int, struct orl *, unsigned int, int)); | |
252b5132 RH |
1920 | #define bfd_elf64_archive_slurp_extended_name_table \ |
1921 | _bfd_archive_coff_slurp_extended_name_table | |
1922 | #define bfd_elf64_archive_construct_extended_name_table \ | |
1923 | _bfd_archive_coff_construct_extended_name_table | |
1924 | #define bfd_elf64_archive_truncate_arname \ | |
1925 | _bfd_archive_coff_truncate_arname | |
252b5132 RH |
1926 | #define bfd_elf64_archive_read_ar_hdr _bfd_archive_coff_read_ar_hdr |
1927 | #define bfd_elf64_archive_openr_next_archived_file \ | |
1928 | _bfd_archive_coff_openr_next_archived_file | |
1929 | #define bfd_elf64_archive_get_elt_at_index \ | |
1930 | _bfd_archive_coff_get_elt_at_index | |
1931 | #define bfd_elf64_archive_generic_stat_arch_elt \ | |
1932 | _bfd_archive_coff_generic_stat_arch_elt | |
1933 | #define bfd_elf64_archive_update_armap_timestamp \ | |
1934 | _bfd_archive_coff_update_armap_timestamp | |
1935 | ||
1936 | #include "elf64-target.h" | |
fdbafa10 L |
1937 | |
1938 | /* Support for traditional mips targets */ | |
1939 | ||
1940 | #define INCLUDED_TARGET_FILE /* More a type of flag */ | |
1941 | ||
1942 | #undef TARGET_LITTLE_SYM | |
1943 | #undef TARGET_LITTLE_NAME | |
1944 | #undef TARGET_BIG_SYM | |
1945 | #undef TARGET_BIG_NAME | |
1946 | ||
1947 | #define TARGET_LITTLE_SYM bfd_elf64_tradlittlemips_vec | |
1948 | #define TARGET_LITTLE_NAME "elf64-tradlittlemips" | |
1949 | #define TARGET_BIG_SYM bfd_elf64_tradbigmips_vec | |
1950 | #define TARGET_BIG_NAME "elf64-tradbigmips" | |
1951 | ||
1952 | /* Include the target file again for this target */ | |
1953 | #include "elf64-target.h" |