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8a397dad TS |
1 | /* MIPS-specific support for 32-bit ELF |
2 | Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002 | |
3 | Free Software Foundation, Inc. | |
4 | ||
5 | Most of the information added by Ian Lance Taylor, Cygnus Support, | |
6 | <ian@cygnus.com>. | |
7 | N32/64 ABI support added by Mark Mitchell, CodeSourcery, LLC. | |
8 | <mark@codesourcery.com> | |
9 | Traditional MIPS targets support added by Koundinya.K, Dansk Data | |
10 | Elektronik & Operations Research Group. <kk@ddeorg.soft.net> | |
11 | ||
12 | This file is part of BFD, the Binary File Descriptor library. | |
13 | ||
14 | This program is free software; you can redistribute it and/or modify | |
15 | it under the terms of the GNU General Public License as published by | |
16 | the Free Software Foundation; either version 2 of the License, or | |
17 | (at your option) any later version. | |
18 | ||
19 | This program is distributed in the hope that it will be useful, | |
20 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
21 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
22 | GNU General Public License for more details. | |
23 | ||
24 | You should have received a copy of the GNU General Public License | |
25 | along with this program; if not, write to the Free Software | |
26 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
27 | ||
28 | /* This file handles MIPS ELF targets. SGI Irix 5 uses a slightly | |
29 | different MIPS ELF from other targets. This matters when linking. | |
30 | This file supports both, switching at runtime. */ | |
31 | ||
32 | #include "bfd.h" | |
33 | #include "sysdep.h" | |
34 | #include "libbfd.h" | |
35 | #include "bfdlink.h" | |
36 | #include "genlink.h" | |
37 | #include "elf-bfd.h" | |
38 | #include "elfxx-mips.h" | |
39 | #include "elf/mips.h" | |
40 | ||
41 | /* Get the ECOFF swapping routines. */ | |
42 | #include "coff/sym.h" | |
43 | #include "coff/symconst.h" | |
44 | #include "coff/internal.h" | |
45 | #include "coff/ecoff.h" | |
46 | #include "coff/mips.h" | |
47 | #define ECOFF_SIGNED_32 | |
48 | #include "ecoffswap.h" | |
49 | ||
50 | static bfd_reloc_status_type mips_elf_generic_reloc | |
51 | PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); | |
52 | static bfd_reloc_status_type mips_elf_hi16_reloc | |
53 | PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); | |
54 | static bfd_reloc_status_type mips_elf_lo16_reloc | |
55 | PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); | |
56 | static bfd_reloc_status_type mips_elf_got16_reloc | |
57 | PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); | |
b34976b6 AM |
58 | static bfd_boolean mips_elf_assign_gp |
59 | PARAMS ((bfd *, bfd_vma *)); | |
8a397dad | 60 | static bfd_reloc_status_type mips_elf_final_gp |
b34976b6 | 61 | PARAMS ((bfd *, asymbol *, bfd_boolean, char **, bfd_vma *)); |
8a397dad TS |
62 | static bfd_reloc_status_type mips_elf_gprel16_reloc |
63 | PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); | |
64 | static bfd_reloc_status_type mips_elf_literal_reloc | |
65 | PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); | |
66 | static bfd_reloc_status_type mips_elf_gprel32_reloc | |
67 | PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); | |
68 | static bfd_reloc_status_type gprel32_with_gp | |
b34976b6 AM |
69 | PARAMS ((bfd *, asymbol *, arelent *, asection *, bfd_boolean, PTR, |
70 | bfd_vma)); | |
8a397dad TS |
71 | static bfd_reloc_status_type mips_elf_shift6_reloc |
72 | PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); | |
73 | static bfd_reloc_status_type mips16_jump_reloc | |
74 | PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); | |
75 | static bfd_reloc_status_type mips16_gprel_reloc | |
76 | PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); | |
77 | static reloc_howto_type *bfd_elf32_bfd_reloc_type_lookup | |
78 | PARAMS ((bfd *, bfd_reloc_code_real_type)); | |
79 | static reloc_howto_type *mips_elf_n32_rtype_to_howto | |
b34976b6 | 80 | PARAMS ((unsigned int, bfd_boolean)); |
8a397dad | 81 | static void mips_info_to_howto_rel |
947216bf | 82 | PARAMS ((bfd *, arelent *, Elf_Internal_Rela *)); |
8a397dad | 83 | static void mips_info_to_howto_rela |
947216bf | 84 | PARAMS ((bfd *, arelent *, Elf_Internal_Rela *)); |
b34976b6 AM |
85 | static bfd_boolean mips_elf_sym_is_global |
86 | PARAMS ((bfd *, asymbol *)); | |
87 | static bfd_boolean mips_elf_n32_object_p | |
88 | PARAMS ((bfd *)); | |
89 | static bfd_boolean elf32_mips_grok_prstatus | |
8a397dad | 90 | PARAMS ((bfd *, Elf_Internal_Note *)); |
b34976b6 | 91 | static bfd_boolean elf32_mips_grok_psinfo |
8a397dad TS |
92 | PARAMS ((bfd *, Elf_Internal_Note *)); |
93 | static irix_compat_t elf_n32_mips_irix_compat | |
94 | PARAMS ((bfd *)); | |
95 | ||
96 | extern const bfd_target bfd_elf32_nbigmips_vec; | |
97 | extern const bfd_target bfd_elf32_nlittlemips_vec; | |
98 | ||
99 | static bfd_vma prev_reloc_address = -1; | |
100 | static bfd_vma prev_reloc_addend = 0; | |
101 | ||
102 | /* Nonzero if ABFD is using the N32 ABI. */ | |
103 | #define ABI_N32_P(abfd) \ | |
104 | ((elf_elfheader (abfd)->e_flags & EF_MIPS_ABI2) != 0) | |
105 | ||
106 | /* Whether we are trying to be compatible with IRIX at all. */ | |
107 | #define SGI_COMPAT(abfd) \ | |
108 | (elf_n32_mips_irix_compat (abfd) != ict_none) | |
109 | ||
110 | /* The number of local .got entries we reserve. */ | |
111 | #define MIPS_RESERVED_GOTNO (2) | |
112 | ||
113 | /* In case we're on a 32-bit machine, construct a 64-bit "-1" value | |
114 | from smaller values. Start with zero, widen, *then* decrement. */ | |
115 | #define MINUS_ONE (((bfd_vma)0) - 1) | |
116 | ||
117 | /* The relocation table used for SHT_REL sections. */ | |
118 | ||
119 | static reloc_howto_type elf_mips_howto_table_rel[] = | |
120 | { | |
121 | /* No relocation. */ | |
122 | HOWTO (R_MIPS_NONE, /* type */ | |
123 | 0, /* rightshift */ | |
124 | 0, /* size (0 = byte, 1 = short, 2 = long) */ | |
125 | 0, /* bitsize */ | |
b34976b6 | 126 | FALSE, /* pc_relative */ |
8a397dad TS |
127 | 0, /* bitpos */ |
128 | complain_overflow_dont, /* complain_on_overflow */ | |
129 | mips_elf_generic_reloc, /* special_function */ | |
130 | "R_MIPS_NONE", /* name */ | |
b34976b6 | 131 | FALSE, /* partial_inplace */ |
8a397dad TS |
132 | 0, /* src_mask */ |
133 | 0, /* dst_mask */ | |
b34976b6 | 134 | FALSE), /* pcrel_offset */ |
8a397dad TS |
135 | |
136 | /* 16 bit relocation. */ | |
137 | HOWTO (R_MIPS_16, /* type */ | |
138 | 0, /* rightshift */ | |
139 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
140 | 16, /* bitsize */ | |
b34976b6 | 141 | FALSE, /* pc_relative */ |
8a397dad TS |
142 | 0, /* bitpos */ |
143 | complain_overflow_signed, /* complain_on_overflow */ | |
144 | mips_elf_generic_reloc, /* special_function */ | |
145 | "R_MIPS_16", /* name */ | |
b34976b6 | 146 | TRUE, /* partial_inplace */ |
8a397dad TS |
147 | 0x0000ffff, /* src_mask */ |
148 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 149 | FALSE), /* pcrel_offset */ |
8a397dad TS |
150 | |
151 | /* 32 bit relocation. */ | |
152 | HOWTO (R_MIPS_32, /* type */ | |
153 | 0, /* rightshift */ | |
154 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
155 | 32, /* bitsize */ | |
b34976b6 | 156 | FALSE, /* pc_relative */ |
8a397dad TS |
157 | 0, /* bitpos */ |
158 | complain_overflow_dont, /* complain_on_overflow */ | |
159 | mips_elf_generic_reloc, /* special_function */ | |
160 | "R_MIPS_32", /* name */ | |
b34976b6 | 161 | TRUE, /* partial_inplace */ |
8a397dad TS |
162 | 0xffffffff, /* src_mask */ |
163 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 164 | FALSE), /* pcrel_offset */ |
8a397dad TS |
165 | |
166 | /* 32 bit symbol relative relocation. */ | |
167 | HOWTO (R_MIPS_REL32, /* type */ | |
168 | 0, /* rightshift */ | |
169 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
170 | 32, /* bitsize */ | |
b34976b6 | 171 | FALSE, /* pc_relative */ |
8a397dad TS |
172 | 0, /* bitpos */ |
173 | complain_overflow_dont, /* complain_on_overflow */ | |
174 | mips_elf_generic_reloc, /* special_function */ | |
175 | "R_MIPS_REL32", /* name */ | |
b34976b6 | 176 | TRUE, /* partial_inplace */ |
8a397dad TS |
177 | 0xffffffff, /* src_mask */ |
178 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 179 | FALSE), /* pcrel_offset */ |
8a397dad TS |
180 | |
181 | /* 26 bit jump address. */ | |
182 | HOWTO (R_MIPS_26, /* type */ | |
183 | 2, /* rightshift */ | |
184 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
185 | 26, /* bitsize */ | |
b34976b6 | 186 | FALSE, /* pc_relative */ |
8a397dad TS |
187 | 0, /* bitpos */ |
188 | complain_overflow_dont, /* complain_on_overflow */ | |
189 | /* This needs complex overflow | |
190 | detection, because the upper four | |
191 | bits must match the PC + 4. */ | |
192 | mips_elf_generic_reloc, /* special_function */ | |
193 | "R_MIPS_26", /* name */ | |
b34976b6 | 194 | TRUE, /* partial_inplace */ |
8a397dad TS |
195 | 0x03ffffff, /* src_mask */ |
196 | 0x03ffffff, /* dst_mask */ | |
b34976b6 | 197 | FALSE), /* pcrel_offset */ |
8a397dad TS |
198 | |
199 | /* R_MIPS_HI16 and R_MIPS_LO16 are unsupported for NewABI REL. | |
200 | However, the native IRIX6 tools use them, so we try our best. */ | |
201 | ||
202 | /* High 16 bits of symbol value. */ | |
203 | HOWTO (R_MIPS_HI16, /* type */ | |
204 | 0, /* rightshift */ | |
205 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
206 | 16, /* bitsize */ | |
b34976b6 | 207 | FALSE, /* pc_relative */ |
8a397dad TS |
208 | 0, /* bitpos */ |
209 | complain_overflow_dont, /* complain_on_overflow */ | |
210 | mips_elf_hi16_reloc, /* special_function */ | |
211 | "R_MIPS_HI16", /* name */ | |
b34976b6 | 212 | TRUE, /* partial_inplace */ |
8a397dad TS |
213 | 0x0000ffff, /* src_mask */ |
214 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 215 | FALSE), /* pcrel_offset */ |
8a397dad TS |
216 | |
217 | /* Low 16 bits of symbol value. */ | |
218 | HOWTO (R_MIPS_LO16, /* type */ | |
219 | 0, /* rightshift */ | |
220 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
221 | 16, /* bitsize */ | |
b34976b6 | 222 | FALSE, /* pc_relative */ |
8a397dad TS |
223 | 0, /* bitpos */ |
224 | complain_overflow_dont, /* complain_on_overflow */ | |
225 | mips_elf_lo16_reloc, /* special_function */ | |
226 | "R_MIPS_LO16", /* name */ | |
b34976b6 | 227 | TRUE, /* partial_inplace */ |
8a397dad TS |
228 | 0x0000ffff, /* src_mask */ |
229 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 230 | FALSE), /* pcrel_offset */ |
8a397dad TS |
231 | |
232 | /* GP relative reference. */ | |
233 | HOWTO (R_MIPS_GPREL16, /* type */ | |
234 | 0, /* rightshift */ | |
235 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
236 | 16, /* bitsize */ | |
b34976b6 | 237 | FALSE, /* pc_relative */ |
8a397dad TS |
238 | 0, /* bitpos */ |
239 | complain_overflow_signed, /* complain_on_overflow */ | |
240 | mips_elf_gprel16_reloc, /* special_function */ | |
241 | "R_MIPS_GPREL16", /* name */ | |
b34976b6 | 242 | TRUE, /* partial_inplace */ |
8a397dad TS |
243 | 0x0000ffff, /* src_mask */ |
244 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 245 | FALSE), /* pcrel_offset */ |
8a397dad TS |
246 | |
247 | /* Reference to literal section. */ | |
248 | HOWTO (R_MIPS_LITERAL, /* type */ | |
249 | 0, /* rightshift */ | |
250 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
251 | 16, /* bitsize */ | |
b34976b6 | 252 | FALSE, /* pc_relative */ |
8a397dad TS |
253 | 0, /* bitpos */ |
254 | complain_overflow_signed, /* complain_on_overflow */ | |
255 | mips_elf_literal_reloc, /* special_function */ | |
256 | "R_MIPS_LITERAL", /* name */ | |
b34976b6 | 257 | TRUE, /* partial_inplace */ |
8a397dad TS |
258 | 0x0000ffff, /* src_mask */ |
259 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 260 | FALSE), /* pcrel_offset */ |
8a397dad TS |
261 | |
262 | /* Reference to global offset table. */ | |
263 | HOWTO (R_MIPS_GOT16, /* type */ | |
264 | 0, /* rightshift */ | |
265 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
266 | 16, /* bitsize */ | |
b34976b6 | 267 | FALSE, /* pc_relative */ |
8a397dad TS |
268 | 0, /* bitpos */ |
269 | complain_overflow_signed, /* complain_on_overflow */ | |
270 | mips_elf_got16_reloc, /* special_function */ | |
271 | "R_MIPS_GOT16", /* name */ | |
b34976b6 | 272 | TRUE, /* partial_inplace */ |
8a397dad TS |
273 | 0x0000ffff, /* src_mask */ |
274 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 275 | FALSE), /* pcrel_offset */ |
8a397dad TS |
276 | |
277 | /* 16 bit PC relative reference. */ | |
278 | HOWTO (R_MIPS_PC16, /* type */ | |
279 | 0, /* rightshift */ | |
280 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
281 | 16, /* bitsize */ | |
b34976b6 | 282 | TRUE, /* pc_relative */ |
8a397dad TS |
283 | 0, /* bitpos */ |
284 | complain_overflow_signed, /* complain_on_overflow */ | |
285 | mips_elf_generic_reloc, /* special_function */ | |
286 | "R_MIPS_PC16", /* name */ | |
b34976b6 | 287 | TRUE, /* partial_inplace */ |
8a397dad TS |
288 | 0x0000ffff, /* src_mask */ |
289 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 290 | TRUE), /* pcrel_offset */ |
8a397dad TS |
291 | |
292 | /* 16 bit call through global offset table. */ | |
293 | HOWTO (R_MIPS_CALL16, /* type */ | |
294 | 0, /* rightshift */ | |
295 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
296 | 16, /* bitsize */ | |
b34976b6 | 297 | FALSE, /* pc_relative */ |
8a397dad TS |
298 | 0, /* bitpos */ |
299 | complain_overflow_signed, /* complain_on_overflow */ | |
300 | mips_elf_generic_reloc, /* special_function */ | |
301 | "R_MIPS_CALL16", /* name */ | |
b34976b6 | 302 | TRUE, /* partial_inplace */ |
8a397dad TS |
303 | 0x0000ffff, /* src_mask */ |
304 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 305 | FALSE), /* pcrel_offset */ |
8a397dad TS |
306 | |
307 | /* 32 bit GP relative reference. */ | |
308 | HOWTO (R_MIPS_GPREL32, /* type */ | |
309 | 0, /* rightshift */ | |
310 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
311 | 32, /* bitsize */ | |
b34976b6 | 312 | FALSE, /* pc_relative */ |
8a397dad TS |
313 | 0, /* bitpos */ |
314 | complain_overflow_dont, /* complain_on_overflow */ | |
315 | mips_elf_gprel32_reloc, /* special_function */ | |
316 | "R_MIPS_GPREL32", /* name */ | |
b34976b6 | 317 | TRUE, /* partial_inplace */ |
8a397dad TS |
318 | 0xffffffff, /* src_mask */ |
319 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 320 | FALSE), /* pcrel_offset */ |
8a397dad TS |
321 | |
322 | /* The remaining relocs are defined on Irix 5, although they are | |
323 | not defined by the ABI. */ | |
324 | EMPTY_HOWTO (13), | |
325 | EMPTY_HOWTO (14), | |
326 | EMPTY_HOWTO (15), | |
327 | ||
328 | /* A 5 bit shift field. */ | |
329 | HOWTO (R_MIPS_SHIFT5, /* type */ | |
330 | 0, /* rightshift */ | |
331 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
332 | 5, /* bitsize */ | |
b34976b6 | 333 | FALSE, /* pc_relative */ |
8a397dad TS |
334 | 6, /* bitpos */ |
335 | complain_overflow_bitfield, /* complain_on_overflow */ | |
336 | mips_elf_generic_reloc, /* special_function */ | |
337 | "R_MIPS_SHIFT5", /* name */ | |
b34976b6 | 338 | TRUE, /* partial_inplace */ |
8a397dad TS |
339 | 0x000007c0, /* src_mask */ |
340 | 0x000007c0, /* dst_mask */ | |
b34976b6 | 341 | FALSE), /* pcrel_offset */ |
8a397dad TS |
342 | |
343 | /* A 6 bit shift field. */ | |
344 | HOWTO (R_MIPS_SHIFT6, /* type */ | |
345 | 0, /* rightshift */ | |
346 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
347 | 6, /* bitsize */ | |
b34976b6 | 348 | FALSE, /* pc_relative */ |
8a397dad TS |
349 | 6, /* bitpos */ |
350 | complain_overflow_bitfield, /* complain_on_overflow */ | |
351 | mips_elf_shift6_reloc, /* special_function */ | |
352 | "R_MIPS_SHIFT6", /* name */ | |
b34976b6 | 353 | TRUE, /* partial_inplace */ |
8a397dad TS |
354 | 0x000007c4, /* src_mask */ |
355 | 0x000007c4, /* dst_mask */ | |
b34976b6 | 356 | FALSE), /* pcrel_offset */ |
8a397dad TS |
357 | |
358 | /* A 64 bit relocation. */ | |
359 | HOWTO (R_MIPS_64, /* type */ | |
360 | 0, /* rightshift */ | |
361 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
362 | 64, /* bitsize */ | |
b34976b6 | 363 | FALSE, /* pc_relative */ |
8a397dad TS |
364 | 0, /* bitpos */ |
365 | complain_overflow_dont, /* complain_on_overflow */ | |
366 | mips_elf_generic_reloc, /* special_function */ | |
367 | "R_MIPS_64", /* name */ | |
b34976b6 | 368 | TRUE, /* partial_inplace */ |
8a397dad TS |
369 | MINUS_ONE, /* src_mask */ |
370 | MINUS_ONE, /* dst_mask */ | |
b34976b6 | 371 | FALSE), /* pcrel_offset */ |
8a397dad TS |
372 | |
373 | /* Displacement in the global offset table. */ | |
374 | HOWTO (R_MIPS_GOT_DISP, /* type */ | |
375 | 0, /* rightshift */ | |
376 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
377 | 16, /* bitsize */ | |
b34976b6 | 378 | FALSE, /* pc_relative */ |
8a397dad TS |
379 | 0, /* bitpos */ |
380 | complain_overflow_signed, /* complain_on_overflow */ | |
381 | mips_elf_generic_reloc, /* special_function */ | |
382 | "R_MIPS_GOT_DISP", /* name */ | |
b34976b6 | 383 | TRUE, /* partial_inplace */ |
8a397dad TS |
384 | 0x0000ffff, /* src_mask */ |
385 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 386 | FALSE), /* pcrel_offset */ |
8a397dad TS |
387 | |
388 | /* Displacement to page pointer in the global offset table. */ | |
389 | HOWTO (R_MIPS_GOT_PAGE, /* type */ | |
390 | 0, /* rightshift */ | |
391 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
392 | 16, /* bitsize */ | |
b34976b6 | 393 | FALSE, /* pc_relative */ |
8a397dad TS |
394 | 0, /* bitpos */ |
395 | complain_overflow_signed, /* complain_on_overflow */ | |
396 | mips_elf_generic_reloc, /* special_function */ | |
397 | "R_MIPS_GOT_PAGE", /* name */ | |
b34976b6 | 398 | TRUE, /* partial_inplace */ |
8a397dad TS |
399 | 0x0000ffff, /* src_mask */ |
400 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 401 | FALSE), /* pcrel_offset */ |
8a397dad TS |
402 | |
403 | /* Offset from page pointer in the global offset table. */ | |
404 | HOWTO (R_MIPS_GOT_OFST, /* type */ | |
405 | 0, /* rightshift */ | |
406 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
407 | 16, /* bitsize */ | |
b34976b6 | 408 | FALSE, /* pc_relative */ |
8a397dad TS |
409 | 0, /* bitpos */ |
410 | complain_overflow_signed, /* complain_on_overflow */ | |
411 | mips_elf_generic_reloc, /* special_function */ | |
412 | "R_MIPS_GOT_OFST", /* name */ | |
b34976b6 | 413 | TRUE, /* partial_inplace */ |
8a397dad TS |
414 | 0x0000ffff, /* src_mask */ |
415 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 416 | FALSE), /* pcrel_offset */ |
8a397dad TS |
417 | |
418 | /* High 16 bits of displacement in global offset table. */ | |
419 | HOWTO (R_MIPS_GOT_HI16, /* type */ | |
420 | 0, /* rightshift */ | |
421 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
422 | 16, /* bitsize */ | |
b34976b6 | 423 | FALSE, /* pc_relative */ |
8a397dad TS |
424 | 0, /* bitpos */ |
425 | complain_overflow_dont, /* complain_on_overflow */ | |
426 | mips_elf_generic_reloc, /* special_function */ | |
427 | "R_MIPS_GOT_HI16", /* name */ | |
b34976b6 | 428 | TRUE, /* partial_inplace */ |
8a397dad TS |
429 | 0x0000ffff, /* src_mask */ |
430 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 431 | FALSE), /* pcrel_offset */ |
8a397dad TS |
432 | |
433 | /* Low 16 bits of displacement in global offset table. */ | |
434 | HOWTO (R_MIPS_GOT_LO16, /* type */ | |
435 | 0, /* rightshift */ | |
436 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
437 | 16, /* bitsize */ | |
b34976b6 | 438 | FALSE, /* pc_relative */ |
8a397dad TS |
439 | 0, /* bitpos */ |
440 | complain_overflow_dont, /* complain_on_overflow */ | |
441 | mips_elf_generic_reloc, /* special_function */ | |
442 | "R_MIPS_GOT_LO16", /* name */ | |
b34976b6 | 443 | TRUE, /* partial_inplace */ |
8a397dad TS |
444 | 0x0000ffff, /* src_mask */ |
445 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 446 | FALSE), /* pcrel_offset */ |
8a397dad TS |
447 | |
448 | /* 64 bit subtraction. */ | |
449 | HOWTO (R_MIPS_SUB, /* type */ | |
450 | 0, /* rightshift */ | |
451 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
452 | 64, /* bitsize */ | |
b34976b6 | 453 | FALSE, /* pc_relative */ |
8a397dad TS |
454 | 0, /* bitpos */ |
455 | complain_overflow_dont, /* complain_on_overflow */ | |
456 | mips_elf_generic_reloc, /* special_function */ | |
457 | "R_MIPS_SUB", /* name */ | |
b34976b6 | 458 | TRUE, /* partial_inplace */ |
8a397dad TS |
459 | MINUS_ONE, /* src_mask */ |
460 | MINUS_ONE, /* dst_mask */ | |
b34976b6 | 461 | FALSE), /* pcrel_offset */ |
8a397dad TS |
462 | |
463 | /* Insert the addend as an instruction. */ | |
464 | /* FIXME: Not handled correctly. */ | |
465 | HOWTO (R_MIPS_INSERT_A, /* type */ | |
466 | 0, /* rightshift */ | |
467 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
468 | 32, /* bitsize */ | |
b34976b6 | 469 | FALSE, /* pc_relative */ |
8a397dad TS |
470 | 0, /* bitpos */ |
471 | complain_overflow_dont, /* complain_on_overflow */ | |
472 | mips_elf_generic_reloc, /* special_function */ | |
473 | "R_MIPS_INSERT_A", /* name */ | |
b34976b6 | 474 | TRUE, /* partial_inplace */ |
8a397dad TS |
475 | 0xffffffff, /* src_mask */ |
476 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 477 | FALSE), /* pcrel_offset */ |
8a397dad TS |
478 | |
479 | /* Insert the addend as an instruction, and change all relocations | |
480 | to refer to the old instruction at the address. */ | |
481 | /* FIXME: Not handled correctly. */ | |
482 | HOWTO (R_MIPS_INSERT_B, /* type */ | |
483 | 0, /* rightshift */ | |
484 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
485 | 32, /* bitsize */ | |
b34976b6 | 486 | FALSE, /* pc_relative */ |
8a397dad TS |
487 | 0, /* bitpos */ |
488 | complain_overflow_dont, /* complain_on_overflow */ | |
489 | mips_elf_generic_reloc, /* special_function */ | |
490 | "R_MIPS_INSERT_B", /* name */ | |
b34976b6 | 491 | TRUE, /* partial_inplace */ |
8a397dad TS |
492 | 0xffffffff, /* src_mask */ |
493 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 494 | FALSE), /* pcrel_offset */ |
8a397dad TS |
495 | |
496 | /* Delete a 32 bit instruction. */ | |
497 | /* FIXME: Not handled correctly. */ | |
498 | HOWTO (R_MIPS_DELETE, /* type */ | |
499 | 0, /* rightshift */ | |
500 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
501 | 32, /* bitsize */ | |
b34976b6 | 502 | FALSE, /* pc_relative */ |
8a397dad TS |
503 | 0, /* bitpos */ |
504 | complain_overflow_dont, /* complain_on_overflow */ | |
505 | mips_elf_generic_reloc, /* special_function */ | |
506 | "R_MIPS_DELETE", /* name */ | |
b34976b6 | 507 | TRUE, /* partial_inplace */ |
8a397dad TS |
508 | 0xffffffff, /* src_mask */ |
509 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 510 | FALSE), /* pcrel_offset */ |
8a397dad TS |
511 | |
512 | /* The MIPS ELF64 ABI Draft wants us to support these for REL relocations. | |
513 | We don't, because | |
514 | a) It means building the addend from a R_MIPS_HIGHEST/R_MIPS_HIGHER/ | |
515 | R_MIPS_HI16/R_MIPS_LO16 sequence with varying ordering, using | |
516 | fallable heuristics. | |
517 | b) No other NEwABI toolchain actually emits such relocations. */ | |
518 | EMPTY_HOWTO (R_MIPS_HIGHER), | |
519 | EMPTY_HOWTO (R_MIPS_HIGHEST), | |
520 | ||
521 | /* High 16 bits of displacement in global offset table. */ | |
522 | HOWTO (R_MIPS_CALL_HI16, /* type */ | |
523 | 0, /* rightshift */ | |
524 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
525 | 16, /* bitsize */ | |
b34976b6 | 526 | FALSE, /* pc_relative */ |
8a397dad TS |
527 | 0, /* bitpos */ |
528 | complain_overflow_dont, /* complain_on_overflow */ | |
529 | mips_elf_generic_reloc, /* special_function */ | |
530 | "R_MIPS_CALL_HI16", /* name */ | |
b34976b6 | 531 | TRUE, /* partial_inplace */ |
8a397dad TS |
532 | 0x0000ffff, /* src_mask */ |
533 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 534 | FALSE), /* pcrel_offset */ |
8a397dad TS |
535 | |
536 | /* Low 16 bits of displacement in global offset table. */ | |
537 | HOWTO (R_MIPS_CALL_LO16, /* type */ | |
538 | 0, /* rightshift */ | |
539 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
540 | 16, /* bitsize */ | |
b34976b6 | 541 | FALSE, /* pc_relative */ |
8a397dad TS |
542 | 0, /* bitpos */ |
543 | complain_overflow_dont, /* complain_on_overflow */ | |
544 | mips_elf_generic_reloc, /* special_function */ | |
545 | "R_MIPS_CALL_LO16", /* name */ | |
b34976b6 | 546 | TRUE, /* partial_inplace */ |
8a397dad TS |
547 | 0x0000ffff, /* src_mask */ |
548 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 549 | FALSE), /* pcrel_offset */ |
8a397dad TS |
550 | |
551 | /* Section displacement. */ | |
552 | HOWTO (R_MIPS_SCN_DISP, /* type */ | |
553 | 0, /* rightshift */ | |
554 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
555 | 32, /* bitsize */ | |
b34976b6 | 556 | FALSE, /* pc_relative */ |
8a397dad TS |
557 | 0, /* bitpos */ |
558 | complain_overflow_dont, /* complain_on_overflow */ | |
559 | mips_elf_generic_reloc, /* special_function */ | |
560 | "R_MIPS_SCN_DISP", /* name */ | |
b34976b6 | 561 | TRUE, /* partial_inplace */ |
8a397dad TS |
562 | 0xffffffff, /* src_mask */ |
563 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 564 | FALSE), /* pcrel_offset */ |
8a397dad TS |
565 | |
566 | HOWTO (R_MIPS_REL16, /* type */ | |
567 | 0, /* rightshift */ | |
568 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
569 | 16, /* bitsize */ | |
b34976b6 | 570 | FALSE, /* pc_relative */ |
8a397dad TS |
571 | 0, /* bitpos */ |
572 | complain_overflow_signed, /* complain_on_overflow */ | |
573 | mips_elf_generic_reloc, /* special_function */ | |
574 | "R_MIPS_REL16", /* name */ | |
b34976b6 | 575 | TRUE, /* partial_inplace */ |
8a397dad TS |
576 | 0xffff, /* src_mask */ |
577 | 0xffff, /* dst_mask */ | |
b34976b6 | 578 | FALSE), /* pcrel_offset */ |
8a397dad TS |
579 | |
580 | /* These two are obsolete. */ | |
581 | EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE), | |
582 | EMPTY_HOWTO (R_MIPS_PJUMP), | |
583 | ||
584 | /* Similiar to R_MIPS_REL32, but used for relocations in a GOT section. | |
585 | It must be used for multigot GOT's (and only there). */ | |
586 | HOWTO (R_MIPS_RELGOT, /* type */ | |
587 | 0, /* rightshift */ | |
588 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
589 | 32, /* bitsize */ | |
b34976b6 | 590 | FALSE, /* pc_relative */ |
8a397dad TS |
591 | 0, /* bitpos */ |
592 | complain_overflow_dont, /* complain_on_overflow */ | |
593 | mips_elf_generic_reloc, /* special_function */ | |
594 | "R_MIPS_RELGOT", /* name */ | |
b34976b6 | 595 | TRUE, /* partial_inplace */ |
8a397dad TS |
596 | 0xffffffff, /* src_mask */ |
597 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 598 | FALSE), /* pcrel_offset */ |
8a397dad TS |
599 | |
600 | /* Protected jump conversion. This is an optimization hint. No | |
601 | relocation is required for correctness. */ | |
602 | HOWTO (R_MIPS_JALR, /* type */ | |
603 | 0, /* rightshift */ | |
604 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
605 | 32, /* bitsize */ | |
b34976b6 | 606 | FALSE, /* pc_relative */ |
8a397dad TS |
607 | 0, /* bitpos */ |
608 | complain_overflow_dont, /* complain_on_overflow */ | |
609 | mips_elf_generic_reloc, /* special_function */ | |
610 | "R_MIPS_JALR", /* name */ | |
b34976b6 | 611 | FALSE, /* partial_inplace */ |
8a397dad TS |
612 | 0x00000000, /* src_mask */ |
613 | 0x00000000, /* dst_mask */ | |
b34976b6 | 614 | FALSE), /* pcrel_offset */ |
8a397dad TS |
615 | }; |
616 | ||
617 | /* The relocation table used for SHT_RELA sections. */ | |
618 | ||
619 | static reloc_howto_type elf_mips_howto_table_rela[] = | |
620 | { | |
621 | /* No relocation. */ | |
622 | HOWTO (R_MIPS_NONE, /* type */ | |
623 | 0, /* rightshift */ | |
624 | 0, /* size (0 = byte, 1 = short, 2 = long) */ | |
625 | 0, /* bitsize */ | |
b34976b6 | 626 | FALSE, /* pc_relative */ |
8a397dad TS |
627 | 0, /* bitpos */ |
628 | complain_overflow_dont, /* complain_on_overflow */ | |
629 | mips_elf_generic_reloc, /* special_function */ | |
630 | "R_MIPS_NONE", /* name */ | |
b34976b6 | 631 | FALSE, /* partial_inplace */ |
8a397dad TS |
632 | 0, /* src_mask */ |
633 | 0, /* dst_mask */ | |
b34976b6 | 634 | FALSE), /* pcrel_offset */ |
8a397dad TS |
635 | |
636 | /* 16 bit relocation. */ | |
637 | HOWTO (R_MIPS_16, /* type */ | |
638 | 0, /* rightshift */ | |
639 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
640 | 16, /* bitsize */ | |
b34976b6 | 641 | FALSE, /* pc_relative */ |
8a397dad TS |
642 | 0, /* bitpos */ |
643 | complain_overflow_signed, /* complain_on_overflow */ | |
644 | mips_elf_generic_reloc, /* special_function */ | |
645 | "R_MIPS_16", /* name */ | |
b34976b6 | 646 | FALSE, /* partial_inplace */ |
8a397dad TS |
647 | 0, /* src_mask */ |
648 | 0x0000, /* dst_mask */ | |
b34976b6 | 649 | FALSE), /* pcrel_offset */ |
8a397dad TS |
650 | |
651 | /* 32 bit relocation. */ | |
652 | HOWTO (R_MIPS_32, /* type */ | |
653 | 0, /* rightshift */ | |
654 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
655 | 32, /* bitsize */ | |
b34976b6 | 656 | FALSE, /* pc_relative */ |
8a397dad TS |
657 | 0, /* bitpos */ |
658 | complain_overflow_dont, /* complain_on_overflow */ | |
659 | mips_elf_generic_reloc, /* special_function */ | |
660 | "R_MIPS_32", /* name */ | |
b34976b6 | 661 | FALSE, /* partial_inplace */ |
8a397dad TS |
662 | 0, /* src_mask */ |
663 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 664 | FALSE), /* pcrel_offset */ |
8a397dad TS |
665 | |
666 | /* 32 bit symbol relative relocation. */ | |
667 | HOWTO (R_MIPS_REL32, /* type */ | |
668 | 0, /* rightshift */ | |
669 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
670 | 32, /* bitsize */ | |
b34976b6 | 671 | FALSE, /* pc_relative */ |
8a397dad TS |
672 | 0, /* bitpos */ |
673 | complain_overflow_dont, /* complain_on_overflow */ | |
674 | mips_elf_generic_reloc, /* special_function */ | |
675 | "R_MIPS_REL32", /* name */ | |
b34976b6 | 676 | FALSE, /* partial_inplace */ |
8a397dad TS |
677 | 0, /* src_mask */ |
678 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 679 | FALSE), /* pcrel_offset */ |
8a397dad TS |
680 | |
681 | /* 26 bit jump address. */ | |
682 | HOWTO (R_MIPS_26, /* type */ | |
683 | 2, /* rightshift */ | |
684 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
685 | 26, /* bitsize */ | |
b34976b6 | 686 | FALSE, /* pc_relative */ |
8a397dad TS |
687 | 0, /* bitpos */ |
688 | complain_overflow_dont, /* complain_on_overflow */ | |
689 | /* This needs complex overflow | |
690 | detection, because the upper 36 | |
691 | bits must match the PC + 4. */ | |
692 | mips_elf_generic_reloc, /* special_function */ | |
693 | "R_MIPS_26", /* name */ | |
b34976b6 | 694 | FALSE, /* partial_inplace */ |
8a397dad TS |
695 | 0, /* src_mask */ |
696 | 0x03ffffff, /* dst_mask */ | |
b34976b6 | 697 | FALSE), /* pcrel_offset */ |
8a397dad TS |
698 | |
699 | /* High 16 bits of symbol value. */ | |
700 | HOWTO (R_MIPS_HI16, /* type */ | |
701 | 0, /* rightshift */ | |
702 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
703 | 16, /* bitsize */ | |
b34976b6 | 704 | FALSE, /* pc_relative */ |
8a397dad TS |
705 | 0, /* bitpos */ |
706 | complain_overflow_dont, /* complain_on_overflow */ | |
707 | mips_elf_generic_reloc, /* special_function */ | |
708 | "R_MIPS_HI16", /* name */ | |
b34976b6 | 709 | FALSE, /* partial_inplace */ |
8a397dad TS |
710 | 0, /* src_mask */ |
711 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 712 | FALSE), /* pcrel_offset */ |
8a397dad TS |
713 | |
714 | /* Low 16 bits of symbol value. */ | |
715 | HOWTO (R_MIPS_LO16, /* type */ | |
716 | 0, /* rightshift */ | |
717 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
718 | 16, /* bitsize */ | |
b34976b6 | 719 | FALSE, /* pc_relative */ |
8a397dad TS |
720 | 0, /* bitpos */ |
721 | complain_overflow_dont, /* complain_on_overflow */ | |
722 | mips_elf_generic_reloc, /* special_function */ | |
723 | "R_MIPS_LO16", /* name */ | |
b34976b6 | 724 | FALSE, /* partial_inplace */ |
8a397dad TS |
725 | 0, /* src_mask */ |
726 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 727 | FALSE), /* pcrel_offset */ |
8a397dad TS |
728 | |
729 | /* GP relative reference. */ | |
730 | HOWTO (R_MIPS_GPREL16, /* type */ | |
731 | 0, /* rightshift */ | |
732 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
733 | 16, /* bitsize */ | |
b34976b6 | 734 | FALSE, /* pc_relative */ |
8a397dad TS |
735 | 0, /* bitpos */ |
736 | complain_overflow_signed, /* complain_on_overflow */ | |
737 | mips_elf_gprel16_reloc, /* special_function */ | |
738 | "R_MIPS_GPREL16", /* name */ | |
b34976b6 | 739 | FALSE, /* partial_inplace */ |
8a397dad TS |
740 | 0, /* src_mask */ |
741 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 742 | FALSE), /* pcrel_offset */ |
8a397dad TS |
743 | |
744 | /* Reference to literal section. */ | |
745 | HOWTO (R_MIPS_LITERAL, /* type */ | |
746 | 0, /* rightshift */ | |
747 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
748 | 16, /* bitsize */ | |
b34976b6 | 749 | FALSE, /* pc_relative */ |
8a397dad TS |
750 | 0, /* bitpos */ |
751 | complain_overflow_signed, /* complain_on_overflow */ | |
752 | mips_elf_literal_reloc, /* special_function */ | |
753 | "R_MIPS_LITERAL", /* name */ | |
b34976b6 | 754 | FALSE, /* partial_inplace */ |
8a397dad TS |
755 | 0, /* src_mask */ |
756 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 757 | FALSE), /* pcrel_offset */ |
8a397dad TS |
758 | |
759 | /* Reference to global offset table. */ | |
760 | HOWTO (R_MIPS_GOT16, /* type */ | |
761 | 0, /* rightshift */ | |
762 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
763 | 16, /* bitsize */ | |
b34976b6 | 764 | FALSE, /* pc_relative */ |
8a397dad TS |
765 | 0, /* bitpos */ |
766 | complain_overflow_signed, /* complain_on_overflow */ | |
767 | mips_elf_got16_reloc, /* special_function */ | |
768 | "R_MIPS_GOT16", /* name */ | |
b34976b6 | 769 | FALSE, /* partial_inplace */ |
8a397dad TS |
770 | 0, /* src_mask */ |
771 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 772 | FALSE), /* pcrel_offset */ |
8a397dad TS |
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 */ | |
b34976b6 | 779 | TRUE, /* pc_relative */ |
8a397dad TS |
780 | 0, /* bitpos */ |
781 | complain_overflow_signed, /* complain_on_overflow */ | |
782 | mips_elf_generic_reloc, /* special_function */ | |
783 | "R_MIPS_PC16", /* name */ | |
b34976b6 | 784 | FALSE, /* partial_inplace */ |
8a397dad TS |
785 | 0, /* src_mask */ |
786 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 787 | TRUE), /* pcrel_offset */ |
8a397dad TS |
788 | |
789 | /* 16 bit call through global offset table. */ | |
790 | HOWTO (R_MIPS_CALL16, /* type */ | |
791 | 0, /* rightshift */ | |
792 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
793 | 16, /* bitsize */ | |
b34976b6 | 794 | FALSE, /* pc_relative */ |
8a397dad TS |
795 | 0, /* bitpos */ |
796 | complain_overflow_signed, /* complain_on_overflow */ | |
797 | mips_elf_generic_reloc, /* special_function */ | |
798 | "R_MIPS_CALL16", /* name */ | |
b34976b6 | 799 | FALSE, /* partial_inplace */ |
8a397dad TS |
800 | 0, /* src_mask */ |
801 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 802 | FALSE), /* pcrel_offset */ |
8a397dad TS |
803 | |
804 | /* 32 bit GP relative reference. */ | |
805 | HOWTO (R_MIPS_GPREL32, /* type */ | |
806 | 0, /* rightshift */ | |
807 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
808 | 32, /* bitsize */ | |
b34976b6 | 809 | FALSE, /* pc_relative */ |
8a397dad TS |
810 | 0, /* bitpos */ |
811 | complain_overflow_dont, /* complain_on_overflow */ | |
812 | mips_elf_gprel32_reloc, /* special_function */ | |
813 | "R_MIPS_GPREL32", /* name */ | |
b34976b6 | 814 | FALSE, /* partial_inplace */ |
8a397dad TS |
815 | 0, /* src_mask */ |
816 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 817 | FALSE), /* pcrel_offset */ |
8a397dad TS |
818 | |
819 | EMPTY_HOWTO (13), | |
820 | EMPTY_HOWTO (14), | |
821 | EMPTY_HOWTO (15), | |
822 | ||
823 | /* A 5 bit shift field. */ | |
824 | HOWTO (R_MIPS_SHIFT5, /* type */ | |
825 | 0, /* rightshift */ | |
826 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
827 | 5, /* bitsize */ | |
b34976b6 | 828 | FALSE, /* pc_relative */ |
8a397dad TS |
829 | 6, /* bitpos */ |
830 | complain_overflow_bitfield, /* complain_on_overflow */ | |
831 | mips_elf_generic_reloc, /* special_function */ | |
832 | "R_MIPS_SHIFT5", /* name */ | |
b34976b6 | 833 | FALSE, /* partial_inplace */ |
8a397dad TS |
834 | 0, /* src_mask */ |
835 | 0x000007c0, /* dst_mask */ | |
b34976b6 | 836 | FALSE), /* pcrel_offset */ |
8a397dad TS |
837 | |
838 | /* A 6 bit shift field. */ | |
839 | HOWTO (R_MIPS_SHIFT6, /* type */ | |
840 | 0, /* rightshift */ | |
841 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
842 | 6, /* bitsize */ | |
b34976b6 | 843 | FALSE, /* pc_relative */ |
8a397dad TS |
844 | 6, /* bitpos */ |
845 | complain_overflow_bitfield, /* complain_on_overflow */ | |
846 | mips_elf_shift6_reloc, /* special_function */ | |
847 | "R_MIPS_SHIFT6", /* name */ | |
b34976b6 | 848 | FALSE, /* partial_inplace */ |
8a397dad TS |
849 | 0, /* src_mask */ |
850 | 0x000007c4, /* dst_mask */ | |
b34976b6 | 851 | FALSE), /* pcrel_offset */ |
8a397dad TS |
852 | |
853 | /* 64 bit relocation. */ | |
854 | HOWTO (R_MIPS_64, /* type */ | |
855 | 0, /* rightshift */ | |
856 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
857 | 64, /* bitsize */ | |
b34976b6 | 858 | FALSE, /* pc_relative */ |
8a397dad TS |
859 | 0, /* bitpos */ |
860 | complain_overflow_dont, /* complain_on_overflow */ | |
861 | mips_elf_generic_reloc, /* special_function */ | |
862 | "R_MIPS_64", /* name */ | |
b34976b6 | 863 | FALSE, /* partial_inplace */ |
8a397dad TS |
864 | 0, /* src_mask */ |
865 | MINUS_ONE, /* dst_mask */ | |
b34976b6 | 866 | FALSE), /* pcrel_offset */ |
8a397dad TS |
867 | |
868 | /* Displacement in the global offset table. */ | |
869 | HOWTO (R_MIPS_GOT_DISP, /* type */ | |
870 | 0, /* rightshift */ | |
871 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
872 | 16, /* bitsize */ | |
b34976b6 | 873 | FALSE, /* pc_relative */ |
8a397dad TS |
874 | 0, /* bitpos */ |
875 | complain_overflow_signed, /* complain_on_overflow */ | |
876 | mips_elf_generic_reloc, /* special_function */ | |
877 | "R_MIPS_GOT_DISP", /* name */ | |
b34976b6 | 878 | FALSE, /* partial_inplace */ |
8a397dad TS |
879 | 0, /* src_mask */ |
880 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 881 | FALSE), /* pcrel_offset */ |
8a397dad TS |
882 | |
883 | /* Displacement to page pointer in the global offset table. */ | |
884 | HOWTO (R_MIPS_GOT_PAGE, /* type */ | |
885 | 0, /* rightshift */ | |
886 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
887 | 16, /* bitsize */ | |
b34976b6 | 888 | FALSE, /* pc_relative */ |
8a397dad TS |
889 | 0, /* bitpos */ |
890 | complain_overflow_signed, /* complain_on_overflow */ | |
891 | mips_elf_generic_reloc, /* special_function */ | |
892 | "R_MIPS_GOT_PAGE", /* name */ | |
b34976b6 | 893 | FALSE, /* partial_inplace */ |
8a397dad TS |
894 | 0, /* src_mask */ |
895 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 896 | FALSE), /* pcrel_offset */ |
8a397dad TS |
897 | |
898 | /* Offset from page pointer in the global offset table. */ | |
899 | HOWTO (R_MIPS_GOT_OFST, /* type */ | |
900 | 0, /* rightshift */ | |
901 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
902 | 16, /* bitsize */ | |
b34976b6 | 903 | FALSE, /* pc_relative */ |
8a397dad TS |
904 | 0, /* bitpos */ |
905 | complain_overflow_signed, /* complain_on_overflow */ | |
906 | mips_elf_generic_reloc, /* special_function */ | |
907 | "R_MIPS_GOT_OFST", /* name */ | |
b34976b6 | 908 | FALSE, /* partial_inplace */ |
8a397dad TS |
909 | 0, /* src_mask */ |
910 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 911 | FALSE), /* pcrel_offset */ |
8a397dad TS |
912 | |
913 | /* High 16 bits of displacement in global offset table. */ | |
914 | HOWTO (R_MIPS_GOT_HI16, /* type */ | |
915 | 0, /* rightshift */ | |
916 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
917 | 16, /* bitsize */ | |
b34976b6 | 918 | FALSE, /* pc_relative */ |
8a397dad TS |
919 | 0, /* bitpos */ |
920 | complain_overflow_dont, /* complain_on_overflow */ | |
921 | mips_elf_generic_reloc, /* special_function */ | |
922 | "R_MIPS_GOT_HI16", /* name */ | |
b34976b6 | 923 | FALSE, /* partial_inplace */ |
8a397dad TS |
924 | 0, /* src_mask */ |
925 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 926 | FALSE), /* pcrel_offset */ |
8a397dad TS |
927 | |
928 | /* Low 16 bits of displacement in global offset table. */ | |
929 | HOWTO (R_MIPS_GOT_LO16, /* type */ | |
930 | 0, /* rightshift */ | |
931 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
932 | 16, /* bitsize */ | |
b34976b6 | 933 | FALSE, /* pc_relative */ |
8a397dad TS |
934 | 0, /* bitpos */ |
935 | complain_overflow_dont, /* complain_on_overflow */ | |
936 | mips_elf_generic_reloc, /* special_function */ | |
937 | "R_MIPS_GOT_LO16", /* name */ | |
b34976b6 | 938 | FALSE, /* partial_inplace */ |
8a397dad TS |
939 | 0, /* src_mask */ |
940 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 941 | FALSE), /* pcrel_offset */ |
8a397dad TS |
942 | |
943 | /* 64 bit substraction. */ | |
944 | HOWTO (R_MIPS_SUB, /* type */ | |
945 | 0, /* rightshift */ | |
946 | 4, /* size (0 = byte, 1 = short, 2 = long) */ | |
947 | 64, /* bitsize */ | |
b34976b6 | 948 | FALSE, /* pc_relative */ |
8a397dad TS |
949 | 0, /* bitpos */ |
950 | complain_overflow_dont, /* complain_on_overflow */ | |
951 | mips_elf_generic_reloc, /* special_function */ | |
952 | "R_MIPS_SUB", /* name */ | |
b34976b6 | 953 | FALSE, /* partial_inplace */ |
8a397dad TS |
954 | 0, /* src_mask */ |
955 | MINUS_ONE, /* dst_mask */ | |
b34976b6 | 956 | FALSE), /* pcrel_offset */ |
8a397dad TS |
957 | |
958 | /* Insert the addend as an instruction. */ | |
959 | /* FIXME: Not handled correctly. */ | |
960 | HOWTO (R_MIPS_INSERT_A, /* type */ | |
961 | 0, /* rightshift */ | |
962 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
963 | 32, /* bitsize */ | |
b34976b6 | 964 | FALSE, /* pc_relative */ |
8a397dad TS |
965 | 0, /* bitpos */ |
966 | complain_overflow_dont, /* complain_on_overflow */ | |
967 | mips_elf_generic_reloc, /* special_function */ | |
968 | "R_MIPS_INSERT_A", /* name */ | |
b34976b6 | 969 | FALSE, /* partial_inplace */ |
8a397dad TS |
970 | 0, /* src_mask */ |
971 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 972 | FALSE), /* pcrel_offset */ |
8a397dad TS |
973 | |
974 | /* Insert the addend as an instruction, and change all relocations | |
975 | to refer to the old instruction at the address. */ | |
976 | /* FIXME: Not handled correctly. */ | |
977 | HOWTO (R_MIPS_INSERT_B, /* type */ | |
978 | 0, /* rightshift */ | |
979 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
980 | 32, /* bitsize */ | |
b34976b6 | 981 | FALSE, /* pc_relative */ |
8a397dad TS |
982 | 0, /* bitpos */ |
983 | complain_overflow_dont, /* complain_on_overflow */ | |
984 | mips_elf_generic_reloc, /* special_function */ | |
985 | "R_MIPS_INSERT_B", /* name */ | |
b34976b6 | 986 | FALSE, /* partial_inplace */ |
8a397dad TS |
987 | 0, /* src_mask */ |
988 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 989 | FALSE), /* pcrel_offset */ |
8a397dad TS |
990 | |
991 | /* Delete a 32 bit instruction. */ | |
992 | /* FIXME: Not handled correctly. */ | |
993 | HOWTO (R_MIPS_DELETE, /* type */ | |
994 | 0, /* rightshift */ | |
995 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
996 | 32, /* bitsize */ | |
b34976b6 | 997 | FALSE, /* pc_relative */ |
8a397dad TS |
998 | 0, /* bitpos */ |
999 | complain_overflow_dont, /* complain_on_overflow */ | |
1000 | mips_elf_generic_reloc, /* special_function */ | |
1001 | "R_MIPS_DELETE", /* name */ | |
b34976b6 | 1002 | FALSE, /* partial_inplace */ |
8a397dad TS |
1003 | 0, /* src_mask */ |
1004 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 1005 | FALSE), /* pcrel_offset */ |
8a397dad TS |
1006 | |
1007 | /* Get the higher value of a 64 bit addend. */ | |
1008 | HOWTO (R_MIPS_HIGHER, /* type */ | |
1009 | 0, /* rightshift */ | |
1010 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1011 | 16, /* bitsize */ | |
b34976b6 | 1012 | FALSE, /* pc_relative */ |
8a397dad TS |
1013 | 0, /* bitpos */ |
1014 | complain_overflow_dont, /* complain_on_overflow */ | |
1015 | mips_elf_generic_reloc, /* special_function */ | |
1016 | "R_MIPS_HIGHER", /* name */ | |
b34976b6 | 1017 | FALSE, /* partial_inplace */ |
8a397dad TS |
1018 | 0, /* src_mask */ |
1019 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 1020 | FALSE), /* pcrel_offset */ |
8a397dad TS |
1021 | |
1022 | /* Get the highest value of a 64 bit addend. */ | |
1023 | HOWTO (R_MIPS_HIGHEST, /* type */ | |
1024 | 0, /* rightshift */ | |
1025 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1026 | 16, /* bitsize */ | |
b34976b6 | 1027 | FALSE, /* pc_relative */ |
8a397dad TS |
1028 | 0, /* bitpos */ |
1029 | complain_overflow_dont, /* complain_on_overflow */ | |
1030 | mips_elf_generic_reloc, /* special_function */ | |
1031 | "R_MIPS_HIGHEST", /* name */ | |
b34976b6 | 1032 | FALSE, /* partial_inplace */ |
8a397dad TS |
1033 | 0, /* src_mask */ |
1034 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 1035 | FALSE), /* pcrel_offset */ |
8a397dad TS |
1036 | |
1037 | /* High 16 bits of displacement in global offset table. */ | |
1038 | HOWTO (R_MIPS_CALL_HI16, /* type */ | |
1039 | 0, /* rightshift */ | |
1040 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1041 | 16, /* bitsize */ | |
b34976b6 | 1042 | FALSE, /* pc_relative */ |
8a397dad TS |
1043 | 0, /* bitpos */ |
1044 | complain_overflow_dont, /* complain_on_overflow */ | |
1045 | mips_elf_generic_reloc, /* special_function */ | |
1046 | "R_MIPS_CALL_HI16", /* name */ | |
b34976b6 | 1047 | FALSE, /* partial_inplace */ |
8a397dad TS |
1048 | 0, /* src_mask */ |
1049 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 1050 | FALSE), /* pcrel_offset */ |
8a397dad TS |
1051 | |
1052 | /* Low 16 bits of displacement in global offset table. */ | |
1053 | HOWTO (R_MIPS_CALL_LO16, /* type */ | |
1054 | 0, /* rightshift */ | |
1055 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1056 | 16, /* bitsize */ | |
b34976b6 | 1057 | FALSE, /* pc_relative */ |
8a397dad TS |
1058 | 0, /* bitpos */ |
1059 | complain_overflow_dont, /* complain_on_overflow */ | |
1060 | mips_elf_generic_reloc, /* special_function */ | |
1061 | "R_MIPS_CALL_LO16", /* name */ | |
b34976b6 | 1062 | FALSE, /* partial_inplace */ |
8a397dad TS |
1063 | 0, /* src_mask */ |
1064 | 0x0000ffff, /* dst_mask */ | |
b34976b6 | 1065 | FALSE), /* pcrel_offset */ |
8a397dad TS |
1066 | |
1067 | /* Section displacement, used by an associated event location section. */ | |
1068 | HOWTO (R_MIPS_SCN_DISP, /* type */ | |
1069 | 0, /* rightshift */ | |
1070 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1071 | 32, /* bitsize */ | |
b34976b6 | 1072 | FALSE, /* pc_relative */ |
8a397dad TS |
1073 | 0, /* bitpos */ |
1074 | complain_overflow_dont, /* complain_on_overflow */ | |
1075 | mips_elf_generic_reloc, /* special_function */ | |
1076 | "R_MIPS_SCN_DISP", /* name */ | |
b34976b6 | 1077 | FALSE, /* partial_inplace */ |
8a397dad TS |
1078 | 0, /* src_mask */ |
1079 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 1080 | FALSE), /* pcrel_offset */ |
8a397dad TS |
1081 | |
1082 | /* 16 bit relocation. */ | |
1083 | HOWTO (R_MIPS_REL16, /* type */ | |
1084 | 0, /* rightshift */ | |
1085 | 1, /* size (0 = byte, 1 = short, 2 = long) */ | |
1086 | 16, /* bitsize */ | |
b34976b6 | 1087 | FALSE, /* pc_relative */ |
8a397dad TS |
1088 | 0, /* bitpos */ |
1089 | complain_overflow_signed, /* complain_on_overflow */ | |
1090 | mips_elf_generic_reloc, /* special_function */ | |
1091 | "R_MIPS_REL16", /* name */ | |
b34976b6 | 1092 | FALSE, /* partial_inplace */ |
8a397dad TS |
1093 | 0, /* src_mask */ |
1094 | 0xffff, /* dst_mask */ | |
b34976b6 | 1095 | FALSE), /* pcrel_offset */ |
8a397dad TS |
1096 | |
1097 | /* These two are obsolete. */ | |
1098 | EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE), | |
1099 | EMPTY_HOWTO (R_MIPS_PJUMP), | |
1100 | ||
1101 | /* Similiar to R_MIPS_REL32, but used for relocations in a GOT section. | |
1102 | It must be used for multigot GOT's (and only there). */ | |
1103 | HOWTO (R_MIPS_RELGOT, /* type */ | |
1104 | 0, /* rightshift */ | |
1105 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1106 | 32, /* bitsize */ | |
b34976b6 | 1107 | FALSE, /* pc_relative */ |
8a397dad TS |
1108 | 0, /* bitpos */ |
1109 | complain_overflow_dont, /* complain_on_overflow */ | |
1110 | mips_elf_generic_reloc, /* special_function */ | |
1111 | "R_MIPS_RELGOT", /* name */ | |
b34976b6 | 1112 | FALSE, /* partial_inplace */ |
8a397dad TS |
1113 | 0, /* src_mask */ |
1114 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 1115 | FALSE), /* pcrel_offset */ |
8a397dad TS |
1116 | |
1117 | /* Protected jump conversion. This is an optimization hint. No | |
1118 | relocation is required for correctness. */ | |
1119 | HOWTO (R_MIPS_JALR, /* type */ | |
1120 | 0, /* rightshift */ | |
1121 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1122 | 32, /* bitsize */ | |
b34976b6 | 1123 | FALSE, /* pc_relative */ |
8a397dad TS |
1124 | 0, /* bitpos */ |
1125 | complain_overflow_dont, /* complain_on_overflow */ | |
1126 | mips_elf_generic_reloc, /* special_function */ | |
1127 | "R_MIPS_JALR", /* name */ | |
b34976b6 | 1128 | FALSE, /* partial_inplace */ |
8a397dad TS |
1129 | 0, /* src_mask */ |
1130 | 0xffffffff, /* dst_mask */ | |
b34976b6 | 1131 | FALSE), /* pcrel_offset */ |
8a397dad TS |
1132 | }; |
1133 | ||
1134 | /* The reloc used for the mips16 jump instruction. */ | |
1135 | static reloc_howto_type elf_mips16_jump_howto = | |
1136 | HOWTO (R_MIPS16_26, /* type */ | |
1137 | 2, /* rightshift */ | |
1138 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1139 | 26, /* bitsize */ | |
b34976b6 | 1140 | FALSE, /* pc_relative */ |
8a397dad TS |
1141 | 0, /* bitpos */ |
1142 | complain_overflow_dont, /* complain_on_overflow */ | |
1143 | /* This needs complex overflow | |
1144 | detection, because the upper four | |
1145 | bits must match the PC. */ | |
1146 | mips16_jump_reloc, /* special_function */ | |
1147 | "R_MIPS16_26", /* name */ | |
b34976b6 | 1148 | TRUE, /* partial_inplace */ |
8a397dad TS |
1149 | 0x3ffffff, /* src_mask */ |
1150 | 0x3ffffff, /* dst_mask */ | |
b34976b6 | 1151 | FALSE); /* pcrel_offset */ |
8a397dad TS |
1152 | |
1153 | /* The reloc used for the mips16 gprel instruction. */ | |
1154 | static reloc_howto_type elf_mips16_gprel_howto = | |
1155 | HOWTO (R_MIPS16_GPREL, /* type */ | |
1156 | 0, /* rightshift */ | |
1157 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1158 | 16, /* bitsize */ | |
b34976b6 | 1159 | FALSE, /* pc_relative */ |
8a397dad TS |
1160 | 0, /* bitpos */ |
1161 | complain_overflow_signed, /* complain_on_overflow */ | |
1162 | mips16_gprel_reloc, /* special_function */ | |
1163 | "R_MIPS16_GPREL", /* name */ | |
b34976b6 | 1164 | TRUE, /* partial_inplace */ |
8a397dad TS |
1165 | 0x07ff001f, /* src_mask */ |
1166 | 0x07ff001f, /* dst_mask */ | |
b34976b6 | 1167 | FALSE); /* pcrel_offset */ |
8a397dad TS |
1168 | |
1169 | /* GNU extension to record C++ vtable hierarchy */ | |
1170 | static reloc_howto_type elf_mips_gnu_vtinherit_howto = | |
1171 | HOWTO (R_MIPS_GNU_VTINHERIT, /* type */ | |
1172 | 0, /* rightshift */ | |
1173 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1174 | 0, /* bitsize */ | |
b34976b6 | 1175 | FALSE, /* pc_relative */ |
8a397dad TS |
1176 | 0, /* bitpos */ |
1177 | complain_overflow_dont, /* complain_on_overflow */ | |
1178 | NULL, /* special_function */ | |
1179 | "R_MIPS_GNU_VTINHERIT", /* name */ | |
b34976b6 | 1180 | FALSE, /* partial_inplace */ |
8a397dad TS |
1181 | 0, /* src_mask */ |
1182 | 0, /* dst_mask */ | |
b34976b6 | 1183 | FALSE); /* pcrel_offset */ |
8a397dad TS |
1184 | |
1185 | /* GNU extension to record C++ vtable member usage */ | |
1186 | static reloc_howto_type elf_mips_gnu_vtentry_howto = | |
1187 | HOWTO (R_MIPS_GNU_VTENTRY, /* type */ | |
1188 | 0, /* rightshift */ | |
1189 | 2, /* size (0 = byte, 1 = short, 2 = long) */ | |
1190 | 0, /* bitsize */ | |
b34976b6 | 1191 | FALSE, /* pc_relative */ |
8a397dad TS |
1192 | 0, /* bitpos */ |
1193 | complain_overflow_dont, /* complain_on_overflow */ | |
1194 | _bfd_elf_rel_vtable_reloc_fn, /* special_function */ | |
1195 | "R_MIPS_GNU_VTENTRY", /* name */ | |
b34976b6 | 1196 | FALSE, /* partial_inplace */ |
8a397dad TS |
1197 | 0, /* src_mask */ |
1198 | 0, /* dst_mask */ | |
b34976b6 | 1199 | FALSE); /* pcrel_offset */ |
8a397dad TS |
1200 | \f |
1201 | /* This is derived from bfd_elf_generic_reloc. NewABI allows us to have | |
1202 | several relocations against the same address. The addend is derived | |
1203 | from the addends of preceding relocations. If we don't need to | |
1204 | do something special, we simply keep track of the addend. */ | |
1205 | ||
1206 | #define GET_RELOC_ADDEND(obfd, sym, entry, sec) \ | |
1207 | { \ | |
1208 | /* If we're relocating, and this is an external symbol, we don't \ | |
1209 | want to change anything. */ \ | |
1210 | if (obfd != (bfd *) NULL \ | |
1211 | && (sym->flags & BSF_SECTION_SYM) == 0 \ | |
1212 | && (! entry->howto->partial_inplace \ | |
1213 | || entry->addend == 0)) \ | |
1214 | { \ | |
1215 | entry->address += sec->output_offset; \ | |
1216 | return bfd_reloc_ok; \ | |
1217 | } \ | |
1218 | \ | |
1219 | /* The addend of combined relocs is remembered and left for \ | |
1220 | subsequent relocs. */ \ | |
1221 | if (prev_reloc_address != reloc_entry->address) \ | |
1222 | { \ | |
1223 | prev_reloc_address = reloc_entry->address; \ | |
1224 | prev_reloc_addend = reloc_entry->addend; \ | |
1225 | } \ | |
1226 | else \ | |
1227 | reloc_entry->addend = prev_reloc_addend; \ | |
1228 | } | |
1229 | ||
1230 | #define SET_RELOC_ADDEND(entry) \ | |
1231 | { \ | |
1232 | prev_reloc_addend = entry->addend; \ | |
1233 | } | |
1234 | ||
1235 | static bfd_reloc_status_type | |
1236 | mips_elf_generic_reloc (abfd, reloc_entry, symbol, data, input_section, | |
1237 | output_bfd, error_message) | |
1238 | bfd *abfd ATTRIBUTE_UNUSED; | |
1239 | arelent *reloc_entry; | |
1240 | asymbol *symbol; | |
1241 | PTR data ATTRIBUTE_UNUSED; | |
1242 | asection *input_section; | |
1243 | bfd *output_bfd; | |
1244 | char **error_message ATTRIBUTE_UNUSED; | |
1245 | { | |
1246 | GET_RELOC_ADDEND (output_bfd, symbol, reloc_entry, input_section) | |
1247 | ||
1248 | return bfd_reloc_continue; | |
1249 | } | |
1250 | \f | |
1251 | /* Do a R_MIPS_HI16 relocation. This has to be done in combination | |
1252 | with a R_MIPS_LO16 reloc, because there is a carry from the LO16 to | |
1253 | the HI16. Here we just save the information we need; we do the | |
1254 | actual relocation when we see the LO16. | |
1255 | ||
1256 | MIPS ELF requires that the LO16 immediately follow the HI16. As a | |
1257 | GNU extension, for non-pc-relative relocations, we permit an | |
1258 | arbitrary number of HI16 relocs to be associated with a single LO16 | |
1259 | reloc. This extension permits gcc to output the HI and LO relocs | |
1260 | itself. | |
1261 | ||
1262 | This cannot be done for PC-relative relocations because both the HI16 | |
1263 | and LO16 parts of the relocations must be done relative to the LO16 | |
1264 | part, and there can be carry to or borrow from the HI16 part. */ | |
1265 | ||
1266 | struct mips_hi16 | |
1267 | { | |
1268 | struct mips_hi16 *next; | |
1269 | bfd_byte *addr; | |
1270 | bfd_vma addend; | |
1271 | }; | |
1272 | ||
1273 | /* FIXME: This should not be a static variable. */ | |
1274 | ||
1275 | static struct mips_hi16 *mips_hi16_list; | |
1276 | ||
1277 | static bfd_reloc_status_type | |
1278 | mips_elf_hi16_reloc (abfd, reloc_entry, symbol, data, input_section, | |
1279 | output_bfd, error_message) | |
1280 | bfd *abfd ATTRIBUTE_UNUSED; | |
1281 | arelent *reloc_entry; | |
1282 | asymbol *symbol; | |
1283 | PTR data; | |
1284 | asection *input_section; | |
1285 | bfd *output_bfd; | |
1286 | char **error_message ATTRIBUTE_UNUSED; | |
1287 | { | |
1288 | bfd_reloc_status_type ret; | |
1289 | bfd_vma relocation; | |
1290 | struct mips_hi16 *n; | |
1291 | ||
1292 | GET_RELOC_ADDEND (output_bfd, symbol, reloc_entry, input_section) | |
1293 | ||
1294 | ret = bfd_reloc_ok; | |
1295 | ||
1296 | if (bfd_is_und_section (symbol->section) && output_bfd == (bfd *) NULL) | |
1297 | ret = bfd_reloc_undefined; | |
1298 | ||
1299 | if (bfd_is_com_section (symbol->section)) | |
1300 | relocation = 0; | |
1301 | else | |
1302 | relocation = symbol->value; | |
1303 | ||
1304 | relocation += symbol->section->output_section->vma; | |
1305 | relocation += symbol->section->output_offset; | |
1306 | relocation += reloc_entry->addend; | |
1307 | ||
1308 | if (reloc_entry->address > input_section->_cooked_size) | |
1309 | return bfd_reloc_outofrange; | |
1310 | ||
1311 | /* Save the information, and let LO16 do the actual relocation. */ | |
1312 | n = (struct mips_hi16 *) bfd_malloc ((bfd_size_type) sizeof *n); | |
1313 | if (n == NULL) | |
1314 | return bfd_reloc_outofrange; | |
1315 | n->addr = (bfd_byte *) data + reloc_entry->address; | |
1316 | n->addend = relocation; | |
1317 | n->next = mips_hi16_list; | |
1318 | mips_hi16_list = n; | |
1319 | ||
1320 | if (output_bfd != (bfd *) NULL) | |
1321 | reloc_entry->address += input_section->output_offset; | |
1322 | ||
1323 | return ret; | |
1324 | } | |
1325 | ||
1326 | /* Do a R_MIPS_LO16 relocation. This is a straightforward 16 bit | |
1327 | inplace relocation; this function exists in order to do the | |
1328 | R_MIPS_HI16 relocation described above. */ | |
1329 | ||
1330 | static bfd_reloc_status_type | |
1331 | mips_elf_lo16_reloc (abfd, reloc_entry, symbol, data, input_section, | |
1332 | output_bfd, error_message) | |
1333 | bfd *abfd; | |
1334 | arelent *reloc_entry; | |
1335 | asymbol *symbol; | |
1336 | PTR data; | |
1337 | asection *input_section; | |
1338 | bfd *output_bfd; | |
1339 | char **error_message; | |
1340 | { | |
1341 | if (mips_hi16_list != NULL) | |
1342 | { | |
1343 | struct mips_hi16 *l; | |
1344 | ||
1345 | l = mips_hi16_list; | |
1346 | while (l != NULL) | |
1347 | { | |
1348 | unsigned long insn; | |
1349 | unsigned long val; | |
1350 | unsigned long vallo; | |
1351 | struct mips_hi16 *next; | |
1352 | ||
1353 | /* Do the HI16 relocation. Note that we actually don't need | |
1354 | to know anything about the LO16 itself, except where to | |
1355 | find the low 16 bits of the addend needed by the LO16. */ | |
1356 | insn = bfd_get_32 (abfd, l->addr); | |
1357 | vallo = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address); | |
1358 | ||
1359 | /* The low order 16 bits are always treated as a signed | |
1360 | value. */ | |
1361 | vallo = ((vallo & 0xffff) ^ 0x8000) - 0x8000; | |
1362 | val = ((insn & 0xffff) << 16) + vallo; | |
1363 | val += l->addend; | |
1364 | ||
1365 | /* If PC-relative, we need to subtract out the address of the LO | |
1366 | half of the HI/LO. (The actual relocation is relative | |
1367 | to that instruction.) */ | |
1368 | if (reloc_entry->howto->pc_relative) | |
1369 | val -= reloc_entry->address; | |
1370 | ||
1371 | /* At this point, "val" has the value of the combined HI/LO | |
1372 | pair. If the low order 16 bits (which will be used for | |
1373 | the LO16 insn) are negative, then we will need an | |
1374 | adjustment for the high order 16 bits. */ | |
1375 | val += 0x8000; | |
1376 | val = (val >> 16) & 0xffff; | |
1377 | ||
1378 | insn &= ~ (bfd_vma) 0xffff; | |
1379 | insn |= val; | |
1380 | bfd_put_32 (abfd, (bfd_vma) insn, l->addr); | |
1381 | ||
1382 | next = l->next; | |
1383 | free (l); | |
1384 | l = next; | |
1385 | } | |
1386 | ||
1387 | mips_hi16_list = NULL; | |
1388 | } | |
1389 | ||
1390 | /* Now do the LO16 reloc in the usual way. */ | |
1391 | return mips_elf_generic_reloc (abfd, reloc_entry, symbol, data, | |
1392 | input_section, output_bfd, error_message); | |
1393 | } | |
1394 | ||
1395 | /* Do a R_MIPS_GOT16 reloc. This is a reloc against the global offset | |
1396 | table used for PIC code. If the symbol is an external symbol, the | |
1397 | instruction is modified to contain the offset of the appropriate | |
1398 | entry in the global offset table. If the symbol is a section | |
1399 | symbol, the next reloc is a R_MIPS_LO16 reloc. The two 16 bit | |
1400 | addends are combined to form the real addend against the section | |
1401 | symbol; the GOT16 is modified to contain the offset of an entry in | |
1402 | the global offset table, and the LO16 is modified to offset it | |
1403 | appropriately. Thus an offset larger than 16 bits requires a | |
1404 | modified value in the global offset table. | |
1405 | ||
1406 | This implementation suffices for the assembler, but the linker does | |
1407 | not yet know how to create global offset tables. */ | |
1408 | ||
1409 | static bfd_reloc_status_type | |
1410 | mips_elf_got16_reloc (abfd, reloc_entry, symbol, data, input_section, | |
1411 | output_bfd, error_message) | |
1412 | bfd *abfd; | |
1413 | arelent *reloc_entry; | |
1414 | asymbol *symbol; | |
1415 | PTR data; | |
1416 | asection *input_section; | |
1417 | bfd *output_bfd; | |
1418 | char **error_message; | |
1419 | { | |
1420 | /* If we're relocating, and this is a local symbol, we can handle it | |
1421 | just like HI16. */ | |
1422 | if (output_bfd != (bfd *) NULL | |
1423 | && (symbol->flags & BSF_SECTION_SYM) != 0) | |
1424 | return mips_elf_hi16_reloc (abfd, reloc_entry, symbol, data, | |
1425 | input_section, output_bfd, error_message); | |
1426 | ||
1427 | /* Otherwise we try to handle it as R_MIPS_GOT_DISP. */ | |
1428 | return mips_elf_generic_reloc (abfd, reloc_entry, symbol, data, | |
1429 | input_section, output_bfd, error_message); | |
1430 | } | |
1431 | ||
b34976b6 | 1432 | /* Set the GP value for OUTPUT_BFD. Returns FALSE if this is a |
8a397dad TS |
1433 | dangerous relocation. */ |
1434 | ||
b34976b6 | 1435 | static bfd_boolean |
8a397dad TS |
1436 | mips_elf_assign_gp (output_bfd, pgp) |
1437 | bfd *output_bfd; | |
1438 | bfd_vma *pgp; | |
1439 | { | |
1440 | unsigned int count; | |
1441 | asymbol **sym; | |
1442 | unsigned int i; | |
1443 | ||
1444 | /* If we've already figured out what GP will be, just return it. */ | |
1445 | *pgp = _bfd_get_gp_value (output_bfd); | |
1446 | if (*pgp) | |
b34976b6 | 1447 | return TRUE; |
8a397dad TS |
1448 | |
1449 | count = bfd_get_symcount (output_bfd); | |
1450 | sym = bfd_get_outsymbols (output_bfd); | |
1451 | ||
1452 | /* The linker script will have created a symbol named `_gp' with the | |
1453 | appropriate value. */ | |
1454 | if (sym == (asymbol **) NULL) | |
1455 | i = count; | |
1456 | else | |
1457 | { | |
1458 | for (i = 0; i < count; i++, sym++) | |
1459 | { | |
1460 | register const char *name; | |
1461 | ||
1462 | name = bfd_asymbol_name (*sym); | |
1463 | if (*name == '_' && strcmp (name, "_gp") == 0) | |
1464 | { | |
1465 | *pgp = bfd_asymbol_value (*sym); | |
1466 | _bfd_set_gp_value (output_bfd, *pgp); | |
1467 | break; | |
1468 | } | |
1469 | } | |
1470 | } | |
1471 | ||
1472 | if (i >= count) | |
1473 | { | |
1474 | /* Only get the error once. */ | |
1475 | *pgp = 4; | |
1476 | _bfd_set_gp_value (output_bfd, *pgp); | |
b34976b6 | 1477 | return FALSE; |
8a397dad TS |
1478 | } |
1479 | ||
b34976b6 | 1480 | return TRUE; |
8a397dad TS |
1481 | } |
1482 | ||
1483 | /* We have to figure out the gp value, so that we can adjust the | |
1484 | symbol value correctly. We look up the symbol _gp in the output | |
1485 | BFD. If we can't find it, we're stuck. We cache it in the ELF | |
1486 | target data. We don't need to adjust the symbol value for an | |
1487 | external symbol if we are producing relocateable output. */ | |
1488 | ||
1489 | static bfd_reloc_status_type | |
1490 | mips_elf_final_gp (output_bfd, symbol, relocateable, error_message, pgp) | |
1491 | bfd *output_bfd; | |
1492 | asymbol *symbol; | |
b34976b6 | 1493 | bfd_boolean relocateable; |
8a397dad TS |
1494 | char **error_message; |
1495 | bfd_vma *pgp; | |
1496 | { | |
1497 | if (bfd_is_und_section (symbol->section) | |
1498 | && ! relocateable) | |
1499 | { | |
1500 | *pgp = 0; | |
1501 | return bfd_reloc_undefined; | |
1502 | } | |
1503 | ||
1504 | *pgp = _bfd_get_gp_value (output_bfd); | |
1505 | if (*pgp == 0 | |
1506 | && (! relocateable | |
1507 | || (symbol->flags & BSF_SECTION_SYM) != 0)) | |
1508 | { | |
1509 | if (relocateable) | |
1510 | { | |
1511 | /* Make up a value. */ | |
a902ee94 | 1512 | *pgp = symbol->section->output_section->vma /*+ 0x4000*/; |
8a397dad TS |
1513 | _bfd_set_gp_value (output_bfd, *pgp); |
1514 | } | |
1515 | else if (!mips_elf_assign_gp (output_bfd, pgp)) | |
1516 | { | |
1517 | *error_message = | |
1518 | (char *) _("GP relative relocation when _gp not defined"); | |
1519 | return bfd_reloc_dangerous; | |
1520 | } | |
1521 | } | |
1522 | ||
1523 | return bfd_reloc_ok; | |
1524 | } | |
1525 | ||
1526 | /* Do a R_MIPS_GPREL16 relocation. This is a 16 bit value which must | |
1527 | become the offset from the gp register. */ | |
1528 | ||
1529 | static bfd_reloc_status_type | |
1530 | mips_elf_gprel16_reloc (abfd, reloc_entry, symbol, data, input_section, | |
1531 | output_bfd, error_message) | |
1532 | bfd *abfd ATTRIBUTE_UNUSED; | |
1533 | arelent *reloc_entry; | |
1534 | asymbol *symbol; | |
1535 | PTR data ATTRIBUTE_UNUSED; | |
1536 | asection *input_section; | |
1537 | bfd *output_bfd; | |
1538 | char **error_message ATTRIBUTE_UNUSED; | |
1539 | { | |
b34976b6 | 1540 | bfd_boolean relocateable; |
8a397dad TS |
1541 | bfd_reloc_status_type ret; |
1542 | bfd_vma gp; | |
1543 | ||
1544 | GET_RELOC_ADDEND (output_bfd, symbol, reloc_entry, input_section) | |
1545 | ||
1546 | if (output_bfd != (bfd *) NULL) | |
b34976b6 | 1547 | relocateable = TRUE; |
8a397dad TS |
1548 | else |
1549 | { | |
b34976b6 | 1550 | relocateable = FALSE; |
8a397dad TS |
1551 | output_bfd = symbol->section->output_section->owner; |
1552 | } | |
1553 | ||
1554 | ret = mips_elf_final_gp (output_bfd, symbol, relocateable, error_message, | |
1555 | &gp); | |
1556 | if (ret != bfd_reloc_ok) | |
1557 | return ret; | |
1558 | ||
1559 | return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, | |
1560 | input_section, relocateable, | |
1561 | data, gp); | |
1562 | } | |
1563 | ||
1564 | /* Do a R_MIPS_LITERAL relocation. */ | |
1565 | ||
1566 | static bfd_reloc_status_type | |
1567 | mips_elf_literal_reloc (abfd, reloc_entry, symbol, data, input_section, | |
1568 | output_bfd, error_message) | |
1569 | bfd *abfd; | |
1570 | arelent *reloc_entry; | |
1571 | asymbol *symbol; | |
1572 | PTR data; | |
1573 | asection *input_section; | |
1574 | bfd *output_bfd; | |
1575 | char **error_message; | |
1576 | { | |
b34976b6 | 1577 | bfd_boolean relocateable; |
8a397dad TS |
1578 | bfd_reloc_status_type ret; |
1579 | bfd_vma gp; | |
1580 | ||
1581 | GET_RELOC_ADDEND (output_bfd, symbol, reloc_entry, input_section) | |
1582 | ||
1583 | /* FIXME: The entries in the .lit8 and .lit4 sections should be merged. */ | |
1584 | if (output_bfd != (bfd *) NULL) | |
b34976b6 | 1585 | relocateable = TRUE; |
8a397dad TS |
1586 | else |
1587 | { | |
b34976b6 | 1588 | relocateable = FALSE; |
8a397dad TS |
1589 | output_bfd = symbol->section->output_section->owner; |
1590 | } | |
1591 | ||
1592 | ret = mips_elf_final_gp (output_bfd, symbol, relocateable, error_message, | |
1593 | &gp); | |
1594 | if (ret != bfd_reloc_ok) | |
1595 | return ret; | |
1596 | ||
1597 | return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, | |
1598 | input_section, relocateable, | |
1599 | data, gp); | |
1600 | } | |
1601 | ||
1602 | /* Do a R_MIPS_GPREL32 relocation. This is a 32 bit value which must | |
1603 | become the offset from the gp register. */ | |
1604 | ||
1605 | static bfd_reloc_status_type | |
1606 | mips_elf_gprel32_reloc (abfd, reloc_entry, symbol, data, input_section, | |
1607 | output_bfd, error_message) | |
1608 | bfd *abfd; | |
1609 | arelent *reloc_entry; | |
1610 | asymbol *symbol; | |
1611 | PTR data; | |
1612 | asection *input_section; | |
1613 | bfd *output_bfd; | |
1614 | char **error_message; | |
1615 | { | |
b34976b6 | 1616 | bfd_boolean relocateable; |
8a397dad TS |
1617 | bfd_reloc_status_type ret; |
1618 | bfd_vma gp; | |
1619 | ||
1620 | GET_RELOC_ADDEND (output_bfd, symbol, reloc_entry, input_section) | |
1621 | ||
1622 | /* R_MIPS_GPREL32 relocations are defined for local symbols only. | |
1623 | We will only have an addend if this is a newly created reloc, | |
1624 | not read from an ELF file. */ | |
1625 | if (output_bfd != (bfd *) NULL | |
1626 | && (symbol->flags & BSF_SECTION_SYM) == 0 | |
1627 | && reloc_entry->addend == 0) | |
1628 | { | |
1629 | *error_message = (char *) | |
1630 | _("32bits gp relative relocation occurs for an external symbol"); | |
1631 | return bfd_reloc_outofrange; | |
1632 | } | |
1633 | ||
1634 | if (output_bfd != (bfd *) NULL) | |
1635 | { | |
b34976b6 | 1636 | relocateable = TRUE; |
8a397dad TS |
1637 | gp = _bfd_get_gp_value (output_bfd); |
1638 | } | |
1639 | else | |
1640 | { | |
b34976b6 | 1641 | relocateable = FALSE; |
8a397dad TS |
1642 | output_bfd = symbol->section->output_section->owner; |
1643 | ||
1644 | ret = mips_elf_final_gp (output_bfd, symbol, relocateable, | |
1645 | error_message, &gp); | |
1646 | if (ret != bfd_reloc_ok) | |
1647 | return ret; | |
1648 | } | |
1649 | ||
1650 | return gprel32_with_gp (abfd, symbol, reloc_entry, input_section, | |
1651 | relocateable, data, gp); | |
1652 | } | |
1653 | ||
1654 | static bfd_reloc_status_type | |
1655 | gprel32_with_gp (abfd, symbol, reloc_entry, input_section, relocateable, data, | |
1656 | gp) | |
1657 | bfd *abfd; | |
1658 | asymbol *symbol; | |
1659 | arelent *reloc_entry; | |
1660 | asection *input_section; | |
b34976b6 | 1661 | bfd_boolean relocateable; |
8a397dad TS |
1662 | PTR data; |
1663 | bfd_vma gp; | |
1664 | { | |
1665 | bfd_vma relocation; | |
1666 | unsigned long val; | |
1667 | ||
1668 | if (bfd_is_com_section (symbol->section)) | |
1669 | relocation = 0; | |
1670 | else | |
1671 | relocation = symbol->value; | |
1672 | ||
1673 | relocation += symbol->section->output_section->vma; | |
1674 | relocation += symbol->section->output_offset; | |
1675 | ||
1676 | if (reloc_entry->address > input_section->_cooked_size) | |
1677 | return bfd_reloc_outofrange; | |
1678 | ||
1679 | if (reloc_entry->howto->src_mask == 0) | |
1680 | val = 0; | |
1681 | else | |
1682 | val = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address); | |
1683 | ||
1684 | /* Set val to the offset into the section or symbol. */ | |
1685 | val += reloc_entry->addend; | |
1686 | ||
1687 | /* Adjust val for the final section location and GP value. If we | |
1688 | are producing relocateable output, we don't want to do this for | |
1689 | an external symbol. */ | |
1690 | if (! relocateable | |
1691 | || (symbol->flags & BSF_SECTION_SYM) != 0) | |
1692 | val += relocation - gp; | |
1693 | ||
1694 | bfd_put_32 (abfd, (bfd_vma) val, (bfd_byte *) data + reloc_entry->address); | |
1695 | ||
1696 | if (relocateable) | |
1697 | reloc_entry->address += input_section->output_offset; | |
1698 | ||
1699 | return bfd_reloc_ok; | |
1700 | } | |
1701 | ||
1702 | /* Do a R_MIPS_SHIFT6 relocation. The MSB of the shift is stored at bit 2, | |
1703 | the rest is at bits 6-10. The bitpos already got right by the howto. */ | |
1704 | ||
1705 | static bfd_reloc_status_type | |
1706 | mips_elf_shift6_reloc (abfd, reloc_entry, symbol, data, input_section, | |
1707 | output_bfd, error_message) | |
1708 | bfd *abfd ATTRIBUTE_UNUSED; | |
1709 | arelent *reloc_entry; | |
1710 | asymbol *symbol; | |
1711 | PTR data ATTRIBUTE_UNUSED; | |
1712 | asection *input_section; | |
1713 | bfd *output_bfd; | |
1714 | char **error_message ATTRIBUTE_UNUSED; | |
1715 | { | |
1716 | GET_RELOC_ADDEND (output_bfd, symbol, reloc_entry, input_section) | |
1717 | ||
1718 | reloc_entry->addend = (reloc_entry->addend & 0x00007c0) | |
1719 | | (reloc_entry->addend & 0x00000800) >> 9; | |
1720 | ||
1721 | SET_RELOC_ADDEND (reloc_entry) | |
1722 | ||
1723 | return bfd_reloc_continue; | |
1724 | } | |
1725 | \f | |
1726 | /* Handle a mips16 jump. */ | |
1727 | ||
1728 | static bfd_reloc_status_type | |
1729 | mips16_jump_reloc (abfd, reloc_entry, symbol, data, input_section, | |
1730 | output_bfd, error_message) | |
1731 | bfd *abfd ATTRIBUTE_UNUSED; | |
1732 | arelent *reloc_entry; | |
1733 | asymbol *symbol; | |
1734 | PTR data ATTRIBUTE_UNUSED; | |
1735 | asection *input_section; | |
1736 | bfd *output_bfd; | |
1737 | char **error_message ATTRIBUTE_UNUSED; | |
1738 | { | |
b34976b6 | 1739 | static bfd_boolean warned = FALSE; |
8a397dad TS |
1740 | |
1741 | GET_RELOC_ADDEND (output_bfd, symbol, reloc_entry, input_section) | |
1742 | ||
1743 | /* FIXME. */ | |
1744 | if (! warned) | |
1745 | (*_bfd_error_handler) | |
1746 | (_("Linking mips16 objects into %s format is not supported"), | |
1747 | bfd_get_target (input_section->output_section->owner)); | |
b34976b6 | 1748 | warned = TRUE; |
8a397dad TS |
1749 | |
1750 | return bfd_reloc_undefined; | |
1751 | } | |
1752 | ||
1753 | /* Handle a mips16 GP relative reloc. */ | |
1754 | ||
1755 | static bfd_reloc_status_type | |
1756 | mips16_gprel_reloc (abfd, reloc_entry, symbol, data, input_section, | |
1757 | output_bfd, error_message) | |
1758 | bfd *abfd; | |
1759 | arelent *reloc_entry; | |
1760 | asymbol *symbol; | |
1761 | PTR data; | |
1762 | asection *input_section; | |
1763 | bfd *output_bfd; | |
1764 | char **error_message; | |
1765 | { | |
b34976b6 | 1766 | bfd_boolean relocateable; |
8a397dad TS |
1767 | bfd_reloc_status_type ret; |
1768 | bfd_vma gp; | |
1769 | unsigned short extend, insn; | |
1770 | unsigned long final; | |
1771 | ||
1772 | GET_RELOC_ADDEND (output_bfd, symbol, reloc_entry, input_section) | |
1773 | ||
1774 | if (output_bfd != NULL) | |
b34976b6 | 1775 | relocateable = TRUE; |
8a397dad TS |
1776 | else |
1777 | { | |
b34976b6 | 1778 | relocateable = FALSE; |
8a397dad TS |
1779 | output_bfd = symbol->section->output_section->owner; |
1780 | } | |
1781 | ||
1782 | ret = mips_elf_final_gp (output_bfd, symbol, relocateable, error_message, | |
1783 | &gp); | |
1784 | if (ret != bfd_reloc_ok) | |
1785 | return ret; | |
1786 | ||
1787 | if (reloc_entry->address > input_section->_cooked_size) | |
1788 | return bfd_reloc_outofrange; | |
1789 | ||
1790 | /* Pick up the mips16 extend instruction and the real instruction. */ | |
1791 | extend = bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address); | |
1792 | insn = bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address + 2); | |
1793 | ||
1794 | /* Stuff the current addend back as a 32 bit value, do the usual | |
1795 | relocation, and then clean up. */ | |
1796 | bfd_put_32 (abfd, | |
1797 | (bfd_vma) (((extend & 0x1f) << 11) | |
1798 | | (extend & 0x7e0) | |
1799 | | (insn & 0x1f)), | |
1800 | (bfd_byte *) data + reloc_entry->address); | |
1801 | ||
1802 | ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, | |
1803 | input_section, relocateable, data, gp); | |
1804 | ||
1805 | final = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address); | |
1806 | bfd_put_16 (abfd, | |
1807 | (bfd_vma) ((extend & 0xf800) | |
1808 | | ((final >> 11) & 0x1f) | |
1809 | | (final & 0x7e0)), | |
1810 | (bfd_byte *) data + reloc_entry->address); | |
1811 | bfd_put_16 (abfd, | |
1812 | (bfd_vma) ((insn & 0xffe0) | |
1813 | | (final & 0x1f)), | |
1814 | (bfd_byte *) data + reloc_entry->address + 2); | |
1815 | ||
1816 | return ret; | |
1817 | } | |
1818 | ||
1819 | #undef GET_RELOC_ADDEND | |
1820 | #undef SET_RELOC_ADDEND | |
1821 | \f | |
1822 | /* A mapping from BFD reloc types to MIPS ELF reloc types. */ | |
1823 | ||
1824 | struct elf_reloc_map { | |
1825 | bfd_reloc_code_real_type bfd_val; | |
1826 | enum elf_mips_reloc_type elf_val; | |
1827 | }; | |
1828 | ||
1829 | static const struct elf_reloc_map mips_reloc_map[] = | |
1830 | { | |
1831 | { BFD_RELOC_NONE, R_MIPS_NONE }, | |
1832 | { BFD_RELOC_16, R_MIPS_16 }, | |
1833 | { BFD_RELOC_32, R_MIPS_32 }, | |
1834 | /* There is no BFD reloc for R_MIPS_REL32. */ | |
1835 | { BFD_RELOC_CTOR, R_MIPS_32 }, | |
1836 | { BFD_RELOC_64, R_MIPS_64 }, | |
1837 | { BFD_RELOC_16_PCREL, R_MIPS_PC16 }, | |
1838 | { BFD_RELOC_HI16_S, R_MIPS_HI16 }, | |
1839 | { BFD_RELOC_LO16, R_MIPS_LO16 }, | |
1840 | { BFD_RELOC_GPREL16, R_MIPS_GPREL16 }, | |
1841 | { BFD_RELOC_GPREL32, R_MIPS_GPREL32 }, | |
1842 | { BFD_RELOC_MIPS_JMP, R_MIPS_26 }, | |
1843 | { BFD_RELOC_MIPS_LITERAL, R_MIPS_LITERAL }, | |
1844 | { BFD_RELOC_MIPS_GOT16, R_MIPS_GOT16 }, | |
1845 | { BFD_RELOC_MIPS_CALL16, R_MIPS_CALL16 }, | |
1846 | { BFD_RELOC_MIPS_SHIFT5, R_MIPS_SHIFT5 }, | |
1847 | { BFD_RELOC_MIPS_SHIFT6, R_MIPS_SHIFT6 }, | |
1848 | { BFD_RELOC_MIPS_GOT_DISP, R_MIPS_GOT_DISP }, | |
1849 | { BFD_RELOC_MIPS_GOT_PAGE, R_MIPS_GOT_PAGE }, | |
1850 | { BFD_RELOC_MIPS_GOT_OFST, R_MIPS_GOT_OFST }, | |
1851 | { BFD_RELOC_MIPS_GOT_HI16, R_MIPS_GOT_HI16 }, | |
1852 | { BFD_RELOC_MIPS_GOT_LO16, R_MIPS_GOT_LO16 }, | |
1853 | { BFD_RELOC_MIPS_SUB, R_MIPS_SUB }, | |
1854 | { BFD_RELOC_MIPS_INSERT_A, R_MIPS_INSERT_A }, | |
1855 | { BFD_RELOC_MIPS_INSERT_B, R_MIPS_INSERT_B }, | |
1856 | { BFD_RELOC_MIPS_DELETE, R_MIPS_DELETE }, | |
1857 | { BFD_RELOC_MIPS_HIGHEST, R_MIPS_HIGHEST }, | |
1858 | { BFD_RELOC_MIPS_HIGHER, R_MIPS_HIGHER }, | |
1859 | { BFD_RELOC_MIPS_CALL_HI16, R_MIPS_CALL_HI16 }, | |
1860 | { BFD_RELOC_MIPS_CALL_LO16, R_MIPS_CALL_LO16 }, | |
1861 | { BFD_RELOC_MIPS_SCN_DISP, R_MIPS_SCN_DISP }, | |
1862 | { BFD_RELOC_MIPS_REL16, R_MIPS_REL16 }, | |
1863 | /* Use of R_MIPS_ADD_IMMEDIATE and R_MIPS_PJUMP is deprecated. */ | |
1864 | { BFD_RELOC_MIPS_RELGOT, R_MIPS_RELGOT }, | |
1865 | { BFD_RELOC_MIPS_JALR, R_MIPS_JALR } | |
1866 | }; | |
1867 | ||
1868 | /* Given a BFD reloc type, return a howto structure. */ | |
1869 | ||
1870 | static reloc_howto_type * | |
1871 | bfd_elf32_bfd_reloc_type_lookup (abfd, code) | |
1872 | bfd *abfd ATTRIBUTE_UNUSED; | |
1873 | bfd_reloc_code_real_type code; | |
1874 | { | |
1875 | unsigned int i; | |
1876 | /* FIXME: We default to RELA here instead of choosing the right | |
1877 | relocation variant. */ | |
1878 | reloc_howto_type *howto_table = elf_mips_howto_table_rela; | |
1879 | ||
1880 | for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map); | |
1881 | i++) | |
1882 | { | |
1883 | if (mips_reloc_map[i].bfd_val == code) | |
1884 | return &howto_table[(int) mips_reloc_map[i].elf_val]; | |
1885 | } | |
1886 | ||
1887 | switch (code) | |
1888 | { | |
1889 | case BFD_RELOC_MIPS16_JMP: | |
1890 | return &elf_mips16_jump_howto; | |
1891 | case BFD_RELOC_MIPS16_GPREL: | |
1892 | return &elf_mips16_gprel_howto; | |
1893 | case BFD_RELOC_VTABLE_INHERIT: | |
1894 | return &elf_mips_gnu_vtinherit_howto; | |
1895 | case BFD_RELOC_VTABLE_ENTRY: | |
1896 | return &elf_mips_gnu_vtentry_howto; | |
1897 | default: | |
1898 | bfd_set_error (bfd_error_bad_value); | |
1899 | return NULL; | |
1900 | } | |
1901 | } | |
1902 | ||
947216bf | 1903 | /* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */ |
8a397dad TS |
1904 | |
1905 | static reloc_howto_type * | |
1906 | mips_elf_n32_rtype_to_howto (r_type, rela_p) | |
1907 | unsigned int r_type; | |
b34976b6 | 1908 | bfd_boolean rela_p; |
8a397dad TS |
1909 | { |
1910 | switch (r_type) | |
1911 | { | |
1912 | case R_MIPS16_26: | |
1913 | return &elf_mips16_jump_howto; | |
1914 | case R_MIPS16_GPREL: | |
1915 | return &elf_mips16_gprel_howto; | |
1916 | case R_MIPS_GNU_VTINHERIT: | |
1917 | return &elf_mips_gnu_vtinherit_howto; | |
1918 | case R_MIPS_GNU_VTENTRY: | |
1919 | return &elf_mips_gnu_vtentry_howto; | |
1920 | default: | |
1921 | BFD_ASSERT (r_type < (unsigned int) R_MIPS_max); | |
1922 | if (rela_p) | |
1923 | return &elf_mips_howto_table_rela[r_type]; | |
1924 | else | |
1925 | return &elf_mips_howto_table_rel[r_type]; | |
1926 | break; | |
1927 | } | |
1928 | } | |
1929 | ||
947216bf | 1930 | /* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */ |
8a397dad TS |
1931 | |
1932 | static void | |
1933 | mips_info_to_howto_rel (abfd, cache_ptr, dst) | |
1934 | bfd *abfd; | |
1935 | arelent *cache_ptr; | |
947216bf | 1936 | Elf_Internal_Rela *dst; |
8a397dad TS |
1937 | { |
1938 | unsigned int r_type; | |
1939 | ||
1940 | r_type = ELF32_R_TYPE (dst->r_info); | |
b34976b6 | 1941 | cache_ptr->howto = mips_elf_n32_rtype_to_howto (r_type, FALSE); |
8a397dad TS |
1942 | |
1943 | /* The addend for a GPREL16 or LITERAL relocation comes from the GP | |
1944 | value for the object file. We get the addend now, rather than | |
1945 | when we do the relocation, because the symbol manipulations done | |
1946 | by the linker may cause us to lose track of the input BFD. */ | |
1947 | if (((*cache_ptr->sym_ptr_ptr)->flags & BSF_SECTION_SYM) != 0 | |
1948 | && (r_type == (unsigned int) R_MIPS_GPREL16 | |
1949 | || r_type == (unsigned int) R_MIPS_LITERAL)) | |
1950 | cache_ptr->addend = elf_gp (abfd); | |
1951 | } | |
1952 | ||
947216bf | 1953 | /* Given a MIPS Elf_Internal_Rela, fill in an arelent structure. */ |
8a397dad TS |
1954 | |
1955 | static void | |
1956 | mips_info_to_howto_rela (abfd, cache_ptr, dst) | |
1957 | bfd *abfd ATTRIBUTE_UNUSED; | |
1958 | arelent *cache_ptr; | |
947216bf | 1959 | Elf_Internal_Rela *dst; |
8a397dad TS |
1960 | { |
1961 | unsigned int r_type; | |
1962 | ||
1963 | r_type = ELF32_R_TYPE (dst->r_info); | |
b34976b6 | 1964 | cache_ptr->howto = mips_elf_n32_rtype_to_howto (r_type, TRUE); |
8a397dad TS |
1965 | cache_ptr->addend = dst->r_addend; |
1966 | } | |
1967 | \f | |
1968 | /* Determine whether a symbol is global for the purposes of splitting | |
1969 | the symbol table into global symbols and local symbols. At least | |
1970 | on Irix 5, this split must be between section symbols and all other | |
1971 | symbols. On most ELF targets the split is between static symbols | |
1972 | and externally visible symbols. */ | |
1973 | ||
b34976b6 | 1974 | static bfd_boolean |
8a397dad TS |
1975 | mips_elf_sym_is_global (abfd, sym) |
1976 | bfd *abfd ATTRIBUTE_UNUSED; | |
1977 | asymbol *sym; | |
1978 | { | |
1979 | if (SGI_COMPAT (abfd)) | |
1980 | return (sym->flags & BSF_SECTION_SYM) == 0; | |
1981 | else | |
1982 | return ((sym->flags & (BSF_GLOBAL | BSF_WEAK)) != 0 | |
1983 | || bfd_is_und_section (bfd_get_section (sym)) | |
1984 | || bfd_is_com_section (bfd_get_section (sym))); | |
1985 | } | |
1986 | \f | |
1987 | /* Set the right machine number for a MIPS ELF file. */ | |
1988 | ||
b34976b6 | 1989 | static bfd_boolean |
8a397dad TS |
1990 | mips_elf_n32_object_p (abfd) |
1991 | bfd *abfd; | |
1992 | { | |
1993 | unsigned long mach; | |
1994 | ||
1995 | /* Irix 5 and 6 are broken. Object file symbol tables are not always | |
1996 | sorted correctly such that local symbols precede global symbols, | |
1997 | and the sh_info field in the symbol table is not always right. */ | |
1998 | if (SGI_COMPAT (abfd)) | |
b34976b6 | 1999 | elf_bad_symtab (abfd) = TRUE; |
8a397dad TS |
2000 | |
2001 | mach = _bfd_elf_mips_mach (elf_elfheader (abfd)->e_flags); | |
2002 | bfd_default_set_arch_mach (abfd, bfd_arch_mips, mach); | |
2003 | ||
2004 | if (! ABI_N32_P(abfd)) | |
b34976b6 | 2005 | return FALSE; |
8a397dad | 2006 | |
b34976b6 | 2007 | return TRUE; |
8a397dad TS |
2008 | } |
2009 | \f | |
2010 | /* Support for core dump NOTE sections. */ | |
b34976b6 | 2011 | static bfd_boolean |
8a397dad TS |
2012 | elf32_mips_grok_prstatus (abfd, note) |
2013 | bfd *abfd; | |
2014 | Elf_Internal_Note *note; | |
2015 | { | |
2016 | int offset; | |
2017 | unsigned int raw_size; | |
2018 | ||
2019 | switch (note->descsz) | |
2020 | { | |
2021 | default: | |
b34976b6 | 2022 | return FALSE; |
8a397dad TS |
2023 | |
2024 | case 256: /* Linux/MIPS */ | |
2025 | /* pr_cursig */ | |
2026 | elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12); | |
2027 | ||
2028 | /* pr_pid */ | |
2029 | elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 24); | |
2030 | ||
2031 | /* pr_reg */ | |
2032 | offset = 72; | |
2033 | raw_size = 180; | |
2034 | ||
2035 | break; | |
2036 | } | |
2037 | ||
2038 | /* Make a ".reg/999" section. */ | |
2039 | return _bfd_elfcore_make_pseudosection (abfd, ".reg", raw_size, | |
2040 | note->descpos + offset); | |
2041 | } | |
2042 | ||
b34976b6 | 2043 | static bfd_boolean |
8a397dad TS |
2044 | elf32_mips_grok_psinfo (abfd, note) |
2045 | bfd *abfd; | |
2046 | Elf_Internal_Note *note; | |
2047 | { | |
2048 | switch (note->descsz) | |
2049 | { | |
2050 | default: | |
b34976b6 | 2051 | return FALSE; |
8a397dad TS |
2052 | |
2053 | case 128: /* Linux/MIPS elf_prpsinfo */ | |
2054 | elf_tdata (abfd)->core_program | |
2055 | = _bfd_elfcore_strndup (abfd, note->descdata + 32, 16); | |
2056 | elf_tdata (abfd)->core_command | |
2057 | = _bfd_elfcore_strndup (abfd, note->descdata + 48, 80); | |
2058 | } | |
2059 | ||
2060 | /* Note that for some reason, a spurious space is tacked | |
2061 | onto the end of the args in some (at least one anyway) | |
2062 | implementations, so strip it off if it exists. */ | |
2063 | ||
2064 | { | |
2065 | char *command = elf_tdata (abfd)->core_command; | |
2066 | int n = strlen (command); | |
2067 | ||
2068 | if (0 < n && command[n - 1] == ' ') | |
2069 | command[n - 1] = '\0'; | |
2070 | } | |
2071 | ||
b34976b6 | 2072 | return TRUE; |
8a397dad TS |
2073 | } |
2074 | \f | |
2075 | /* Depending on the target vector we generate some version of Irix | |
2076 | executables or "normal" MIPS ELF ABI executables. */ | |
2077 | static irix_compat_t | |
2078 | elf_n32_mips_irix_compat (abfd) | |
2079 | bfd *abfd; | |
2080 | { | |
2081 | if ((abfd->xvec == &bfd_elf32_nbigmips_vec) | |
2082 | || (abfd->xvec == &bfd_elf32_nlittlemips_vec)) | |
2083 | return ict_irix6; | |
2084 | else | |
2085 | return ict_none; | |
2086 | } | |
2087 | \f | |
2088 | /* ECOFF swapping routines. These are used when dealing with the | |
2089 | .mdebug section, which is in the ECOFF debugging format. */ | |
2090 | static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = { | |
2091 | /* Symbol table magic number. */ | |
2092 | magicSym, | |
2093 | /* Alignment of debugging information. E.g., 4. */ | |
2094 | 4, | |
2095 | /* Sizes of external symbolic information. */ | |
2096 | sizeof (struct hdr_ext), | |
2097 | sizeof (struct dnr_ext), | |
2098 | sizeof (struct pdr_ext), | |
2099 | sizeof (struct sym_ext), | |
2100 | sizeof (struct opt_ext), | |
2101 | sizeof (struct fdr_ext), | |
2102 | sizeof (struct rfd_ext), | |
2103 | sizeof (struct ext_ext), | |
2104 | /* Functions to swap in external symbolic data. */ | |
2105 | ecoff_swap_hdr_in, | |
2106 | ecoff_swap_dnr_in, | |
2107 | ecoff_swap_pdr_in, | |
2108 | ecoff_swap_sym_in, | |
2109 | ecoff_swap_opt_in, | |
2110 | ecoff_swap_fdr_in, | |
2111 | ecoff_swap_rfd_in, | |
2112 | ecoff_swap_ext_in, | |
2113 | _bfd_ecoff_swap_tir_in, | |
2114 | _bfd_ecoff_swap_rndx_in, | |
2115 | /* Functions to swap out external symbolic data. */ | |
2116 | ecoff_swap_hdr_out, | |
2117 | ecoff_swap_dnr_out, | |
2118 | ecoff_swap_pdr_out, | |
2119 | ecoff_swap_sym_out, | |
2120 | ecoff_swap_opt_out, | |
2121 | ecoff_swap_fdr_out, | |
2122 | ecoff_swap_rfd_out, | |
2123 | ecoff_swap_ext_out, | |
2124 | _bfd_ecoff_swap_tir_out, | |
2125 | _bfd_ecoff_swap_rndx_out, | |
2126 | /* Function to read in symbolic data. */ | |
2127 | _bfd_mips_elf_read_ecoff_info | |
2128 | }; | |
2129 | \f | |
2130 | #define ELF_ARCH bfd_arch_mips | |
2131 | #define ELF_MACHINE_CODE EM_MIPS | |
2132 | ||
2133 | /* The SVR4 MIPS ABI says that this should be 0x10000, but Irix 5 uses | |
2134 | a value of 0x1000, and we are compatible. | |
2135 | FIXME: How does this affect NewABI? */ | |
2136 | #define ELF_MAXPAGESIZE 0x1000 | |
2137 | ||
b34976b6 AM |
2138 | #define elf_backend_collect TRUE |
2139 | #define elf_backend_type_change_ok TRUE | |
2140 | #define elf_backend_can_gc_sections TRUE | |
8a397dad TS |
2141 | #define elf_info_to_howto mips_info_to_howto_rela |
2142 | #define elf_info_to_howto_rel mips_info_to_howto_rel | |
2143 | #define elf_backend_sym_is_global mips_elf_sym_is_global | |
2144 | #define elf_backend_object_p mips_elf_n32_object_p | |
2145 | #define elf_backend_symbol_processing _bfd_mips_elf_symbol_processing | |
2146 | #define elf_backend_section_processing _bfd_mips_elf_section_processing | |
2147 | #define elf_backend_section_from_shdr _bfd_mips_elf_section_from_shdr | |
2148 | #define elf_backend_fake_sections _bfd_mips_elf_fake_sections | |
2149 | #define elf_backend_section_from_bfd_section \ | |
2150 | _bfd_mips_elf_section_from_bfd_section | |
2151 | #define elf_backend_add_symbol_hook _bfd_mips_elf_add_symbol_hook | |
2152 | #define elf_backend_link_output_symbol_hook \ | |
2153 | _bfd_mips_elf_link_output_symbol_hook | |
2154 | #define elf_backend_create_dynamic_sections \ | |
2155 | _bfd_mips_elf_create_dynamic_sections | |
2156 | #define elf_backend_check_relocs _bfd_mips_elf_check_relocs | |
2157 | #define elf_backend_adjust_dynamic_symbol \ | |
2158 | _bfd_mips_elf_adjust_dynamic_symbol | |
2159 | #define elf_backend_always_size_sections \ | |
2160 | _bfd_mips_elf_always_size_sections | |
2161 | #define elf_backend_size_dynamic_sections \ | |
2162 | _bfd_mips_elf_size_dynamic_sections | |
2163 | #define elf_backend_relocate_section _bfd_mips_elf_relocate_section | |
2164 | #define elf_backend_finish_dynamic_symbol \ | |
2165 | _bfd_mips_elf_finish_dynamic_symbol | |
2166 | #define elf_backend_finish_dynamic_sections \ | |
2167 | _bfd_mips_elf_finish_dynamic_sections | |
2168 | #define elf_backend_final_write_processing \ | |
2169 | _bfd_mips_elf_final_write_processing | |
2170 | #define elf_backend_additional_program_headers \ | |
2171 | _bfd_mips_elf_additional_program_headers | |
2172 | #define elf_backend_modify_segment_map _bfd_mips_elf_modify_segment_map | |
2173 | #define elf_backend_gc_mark_hook _bfd_mips_elf_gc_mark_hook | |
2174 | #define elf_backend_gc_sweep_hook _bfd_mips_elf_gc_sweep_hook | |
2175 | #define elf_backend_copy_indirect_symbol \ | |
2176 | _bfd_mips_elf_copy_indirect_symbol | |
2177 | #define elf_backend_hide_symbol _bfd_mips_elf_hide_symbol | |
2178 | #define elf_backend_grok_prstatus elf32_mips_grok_prstatus | |
2179 | #define elf_backend_grok_psinfo elf32_mips_grok_psinfo | |
2180 | #define elf_backend_ecoff_debug_swap &mips_elf32_ecoff_debug_swap | |
2181 | ||
2182 | #define elf_backend_got_header_size (4 * MIPS_RESERVED_GOTNO) | |
2183 | #define elf_backend_plt_header_size 0 | |
2184 | ||
2185 | /* MIPS n32 ELF can use a mixture of REL and RELA, but some Relocations | |
2186 | work better/work only in RELA, so we default to this. */ | |
2187 | #define elf_backend_may_use_rel_p 1 | |
2188 | #define elf_backend_may_use_rela_p 1 | |
2189 | #define elf_backend_default_use_rela_p 1 | |
b34976b6 | 2190 | #define elf_backend_sign_extend_vma TRUE |
8a397dad TS |
2191 | |
2192 | #define elf_backend_discard_info _bfd_mips_elf_discard_info | |
2193 | #define elf_backend_ignore_discarded_relocs \ | |
2194 | _bfd_mips_elf_ignore_discarded_relocs | |
2195 | #define elf_backend_write_section _bfd_mips_elf_write_section | |
2196 | #define elf_backend_mips_irix_compat elf_n32_mips_irix_compat | |
2197 | #define elf_backend_mips_rtype_to_howto mips_elf_n32_rtype_to_howto | |
2198 | #define bfd_elf32_find_nearest_line _bfd_mips_elf_find_nearest_line | |
2199 | #define bfd_elf32_set_section_contents _bfd_mips_elf_set_section_contents | |
2200 | #define bfd_elf32_bfd_get_relocated_section_contents \ | |
2201 | _bfd_elf_mips_get_relocated_section_contents | |
2202 | #define bfd_elf32_bfd_link_hash_table_create \ | |
2203 | _bfd_mips_elf_link_hash_table_create | |
2204 | #define bfd_elf32_bfd_final_link _bfd_mips_elf_final_link | |
2205 | #define bfd_elf32_bfd_merge_private_bfd_data \ | |
2206 | _bfd_mips_elf_merge_private_bfd_data | |
2207 | #define bfd_elf32_bfd_set_private_flags _bfd_mips_elf_set_private_flags | |
2208 | #define bfd_elf32_bfd_print_private_bfd_data \ | |
2209 | _bfd_mips_elf_print_private_bfd_data | |
2210 | ||
2211 | /* Support for SGI-ish mips targets using n32 ABI. */ | |
2212 | ||
2213 | #define TARGET_LITTLE_SYM bfd_elf32_nlittlemips_vec | |
2214 | #define TARGET_LITTLE_NAME "elf32-nlittlemips" | |
2215 | #define TARGET_BIG_SYM bfd_elf32_nbigmips_vec | |
2216 | #define TARGET_BIG_NAME "elf32-nbigmips" | |
2217 | ||
2218 | #include "elf32-target.h" | |
2219 | ||
2220 | /* Support for traditional mips targets using n32 ABI. */ | |
2221 | #define INCLUDED_TARGET_FILE /* More a type of flag. */ | |
2222 | ||
2223 | #undef TARGET_LITTLE_SYM | |
2224 | #undef TARGET_LITTLE_NAME | |
2225 | #undef TARGET_BIG_SYM | |
2226 | #undef TARGET_BIG_NAME | |
2227 | ||
2228 | #define TARGET_LITTLE_SYM bfd_elf32_ntradlittlemips_vec | |
2229 | #define TARGET_LITTLE_NAME "elf32-ntradlittlemips" | |
2230 | #define TARGET_BIG_SYM bfd_elf32_ntradbigmips_vec | |
2231 | #define TARGET_BIG_NAME "elf32-ntradbigmips" | |
2232 | ||
2233 | /* Include the target file again for this target. */ | |
2234 | #include "elf32-target.h" |