Commit | Line | Data |
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252b5132 | 1 | /* BFD back-end for TMS320C30 a.out binaries. |
157090f7 | 2 | Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2007 |
72adc230 | 3 | Free Software Foundation, Inc. |
252b5132 RH |
4 | Contributed by Steven Haworth (steve@pm.cse.rmit.edu.au) |
5 | ||
6 | This file is part of BFD, the Binary File Descriptor library. | |
7 | ||
8 | This program is free software; you can redistribute it and/or modify | |
9 | it under the terms of the GNU General Public License as published by | |
cd123cb7 | 10 | the Free Software Foundation; either version 3 of the License, or |
252b5132 RH |
11 | (at your option) any later version. |
12 | ||
13 | This program is distributed in the hope that it will be useful, | |
14 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | GNU General Public License for more details. | |
17 | ||
18 | You should have received a copy of the GNU General Public License | |
19 | along with this program; if not, write to the Free Software | |
3e110533 | 20 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA |
53e09e0a | 21 | 02110-1301, USA. */ |
252b5132 RH |
22 | |
23 | #define TARGET_IS_BIG_ENDIAN_P | |
7920ce38 NC |
24 | #define N_HEADER_IN_TEXT(x) 1 |
25 | #define TEXT_START_ADDR 1024 | |
26 | #define TARGET_PAGE_SIZE 128 | |
27 | #define SEGMENT_SIZE TARGET_PAGE_SIZE | |
28 | #define DEFAULT_ARCH bfd_arch_tic30 | |
252b5132 RH |
29 | #define ARCH_SIZE 32 |
30 | ||
e43d48cc AM |
31 | /* Do not "beautify" the CONCAT* macro args. Traditional C will not |
32 | remove whitespace added here, and thus will fail to concatenate | |
33 | the tokens. */ | |
34 | #define MY(OP) CONCAT2 (tic30_aout_,OP) | |
252b5132 | 35 | #define TARGETNAME "a.out-tic30" |
e43d48cc | 36 | #define NAME(x,y) CONCAT3 (tic30_aout,_32_,y) |
252b5132 | 37 | |
252b5132 | 38 | #include "sysdep.h" |
3db64b00 | 39 | #include "bfd.h" |
252b5132 | 40 | #include "libaout.h" |
252b5132 RH |
41 | #include "aout/aout64.h" |
42 | #include "aout/stab_gnu.h" | |
43 | #include "aout/ar.h" | |
44 | ||
7920ce38 NC |
45 | #define MY_reloc_howto(BFD, REL, IN, EX, PC) tic30_aout_reloc_howto (BFD, REL, & IN, & EX, & PC) |
46 | ||
47 | #define MY_final_link_relocate tic30_aout_final_link_relocate | |
48 | #define MY_object_p tic30_aout_object_p | |
49 | #define MY_mkobject NAME (aout,mkobject) | |
50 | #define MY_write_object_contents tic30_aout_write_object_contents | |
51 | #define MY_set_sizes tic30_aout_set_sizes | |
252b5132 RH |
52 | |
53 | #ifndef MY_exec_hdr_flags | |
54 | #define MY_exec_hdr_flags 1 | |
55 | #endif | |
56 | ||
57 | #ifndef MY_backend_data | |
58 | ||
59 | #ifndef MY_zmagic_contiguous | |
60 | #define MY_zmagic_contiguous 0 | |
61 | #endif | |
62 | #ifndef MY_text_includes_header | |
63 | #define MY_text_includes_header 0 | |
64 | #endif | |
65 | #ifndef MY_entry_is_text_address | |
66 | #define MY_entry_is_text_address 0 | |
67 | #endif | |
68 | #ifndef MY_exec_header_not_counted | |
69 | #define MY_exec_header_not_counted 1 | |
70 | #endif | |
71 | #ifndef MY_add_dynamic_symbols | |
72 | #define MY_add_dynamic_symbols 0 | |
73 | #endif | |
74 | #ifndef MY_add_one_symbol | |
75 | #define MY_add_one_symbol 0 | |
76 | #endif | |
77 | #ifndef MY_link_dynamic_object | |
78 | #define MY_link_dynamic_object 0 | |
79 | #endif | |
80 | #ifndef MY_write_dynamic_symbol | |
81 | #define MY_write_dynamic_symbol 0 | |
82 | #endif | |
83 | #ifndef MY_check_dynamic_reloc | |
84 | #define MY_check_dynamic_reloc 0 | |
85 | #endif | |
86 | #ifndef MY_finish_dynamic_link | |
87 | #define MY_finish_dynamic_link 0 | |
88 | #endif | |
89 | ||
7920ce38 NC |
90 | static bfd_boolean |
91 | tic30_aout_set_sizes (bfd *abfd) | |
92 | { | |
93 | adata (abfd).page_size = TARGET_PAGE_SIZE; | |
94 | ||
95 | #ifdef SEGMENT_SIZE | |
96 | adata (abfd).segment_size = SEGMENT_SIZE; | |
97 | #else | |
98 | adata (abfd).segment_size = TARGET_PAGE_SIZE; | |
99 | #endif | |
100 | ||
101 | #ifdef ZMAGIC_DISK_BLOCK_SIZE | |
102 | adata (abfd).zmagic_disk_block_size = ZMAGIC_DISK_BLOCK_SIZE; | |
103 | #else | |
104 | adata (abfd).zmagic_disk_block_size = TARGET_PAGE_SIZE; | |
105 | #endif | |
106 | ||
107 | adata (abfd).exec_bytes_size = EXEC_BYTES_SIZE; | |
108 | ||
109 | return TRUE; | |
110 | } | |
111 | ||
dc810e39 | 112 | static const struct aout_backend_data tic30_aout_backend_data = |
252b5132 RH |
113 | { |
114 | MY_zmagic_contiguous, | |
115 | MY_text_includes_header, | |
116 | MY_entry_is_text_address, | |
117 | MY_exec_hdr_flags, | |
7920ce38 | 118 | 0, /* Text vma? */ |
252b5132 RH |
119 | MY_set_sizes, |
120 | MY_exec_header_not_counted, | |
121 | MY_add_dynamic_symbols, | |
122 | MY_add_one_symbol, | |
123 | MY_link_dynamic_object, | |
124 | MY_write_dynamic_symbol, | |
125 | MY_check_dynamic_reloc, | |
126 | MY_finish_dynamic_link | |
127 | }; | |
128 | #define MY_backend_data &tic30_aout_backend_data | |
129 | #endif | |
130 | ||
7920ce38 NC |
131 | static reloc_howto_type * |
132 | tic30_aout_reloc_howto (bfd *, struct reloc_std_external *, int *, int *, int *); | |
133 | static bfd_reloc_status_type | |
134 | tic30_aout_final_link_relocate | |
135 | (reloc_howto_type *, bfd *, asection *, bfd_byte *, bfd_vma, bfd_vma, bfd_vma); | |
136 | ||
252b5132 RH |
137 | /* FIXME: This is wrong. aoutx.h should really only be included by |
138 | aout32.c. */ | |
139 | ||
140 | #include "aoutx.h" | |
141 | ||
7920ce38 NC |
142 | /* This function is used to work out pc-relative offsets for the |
143 | TMS320C30. The data already placed by md_pcrel_from within gas is | |
144 | useless for a relocation, so we just get the offset value and place | |
145 | a version of this within the object code. | |
146 | tic30_aout_final_link_relocate will then calculate the required | |
147 | relocation to add on to the value in the object code. */ | |
252b5132 | 148 | |
7920ce38 NC |
149 | static bfd_reloc_status_type |
150 | tic30_aout_fix_pcrel_16 (bfd *abfd, | |
151 | arelent *reloc_entry, | |
152 | asymbol *symbol ATTRIBUTE_UNUSED, | |
153 | void * data, | |
154 | asection *input_section ATTRIBUTE_UNUSED, | |
155 | bfd *output_bfd ATTRIBUTE_UNUSED, | |
156 | char **error_message ATTRIBUTE_UNUSED) | |
252b5132 | 157 | { |
7920ce38 NC |
158 | bfd_vma relocation = 1; |
159 | bfd_byte offset_data = bfd_get_8 (abfd, (bfd_byte *) data + reloc_entry->address - 1); | |
252b5132 | 160 | |
7920ce38 NC |
161 | /* The byte before the location of the fix contains bits 23-16 of |
162 | the pcrel instruction. Bit 21 is set for a delayed instruction | |
163 | which requires on offset of 3 instead of 1. */ | |
164 | if (offset_data & 0x20) | |
165 | relocation -= 3; | |
252b5132 | 166 | else |
7920ce38 NC |
167 | relocation -= 1; |
168 | bfd_put_16 (abfd, relocation, (bfd_byte *) data + reloc_entry->address); | |
169 | return bfd_reloc_ok; | |
252b5132 RH |
170 | } |
171 | ||
172 | /* This function is used as a callback for 16-bit relocs. This is | |
173 | required for relocations between segments. A line in aoutx.h | |
174 | requires that any relocations for the data section should point to | |
175 | the end of the aligned text section, plus an offset. By default, | |
176 | this does not happen, therefore this function takes care of | |
c4dfa77f | 177 | that. */ |
252b5132 RH |
178 | |
179 | static bfd_reloc_status_type | |
7920ce38 NC |
180 | tic30_aout_fix_16 (bfd *abfd, |
181 | arelent *reloc_entry, | |
182 | asymbol *symbol, | |
183 | void * data, | |
184 | asection *input_section ATTRIBUTE_UNUSED, | |
185 | bfd *output_bfd, | |
186 | char **error_message ATTRIBUTE_UNUSED) | |
252b5132 RH |
187 | { |
188 | bfd_vma relocation; | |
189 | ||
c4dfa77f | 190 | /* Make sure that the symbol's section is defined. */ |
252b5132 RH |
191 | if (symbol->section == &bfd_und_section && (symbol->flags & BSF_WEAK) == 0) |
192 | return output_bfd ? bfd_reloc_ok : bfd_reloc_undefined; | |
193 | /* Get the size of the input section and turn it into the TMS320C30 | |
c4dfa77f | 194 | 32-bit address format. */ |
252b5132 RH |
195 | relocation = (symbol->section->vma >> 2); |
196 | relocation += bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address); | |
197 | bfd_put_16 (abfd, relocation, (bfd_byte *) data + reloc_entry->address); | |
198 | return bfd_reloc_ok; | |
199 | } | |
200 | ||
201 | /* This function does the same thing as tic30_aout_fix_16 except for 32 | |
c4dfa77f | 202 | bit relocations. */ |
252b5132 RH |
203 | |
204 | static bfd_reloc_status_type | |
7920ce38 NC |
205 | tic30_aout_fix_32 (bfd *abfd, |
206 | arelent *reloc_entry, | |
207 | asymbol *symbol, | |
208 | void * data, | |
209 | asection *input_section ATTRIBUTE_UNUSED, | |
210 | bfd *output_bfd, | |
211 | char **error_message ATTRIBUTE_UNUSED) | |
252b5132 RH |
212 | { |
213 | bfd_vma relocation; | |
214 | ||
c4dfa77f | 215 | /* Make sure that the symbol's section is defined. */ |
252b5132 RH |
216 | if (symbol->section == &bfd_und_section && (symbol->flags & BSF_WEAK) == 0) |
217 | return output_bfd ? bfd_reloc_ok : bfd_reloc_undefined; | |
218 | /* Get the size of the input section and turn it into the TMS320C30 | |
c4dfa77f | 219 | 32-bit address format. */ |
252b5132 RH |
220 | relocation = (symbol->section->vma >> 2); |
221 | relocation += bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address); | |
222 | bfd_put_32 (abfd, relocation, (bfd_byte *) data + reloc_entry->address); | |
223 | return bfd_reloc_ok; | |
224 | } | |
225 | ||
7920ce38 NC |
226 | /* This table lists the relocation types for the TMS320C30. There are |
227 | only a few relocations required, and all must be divided by 4 (>> | |
228 | 2) to get the 32-bit addresses in the format the TMS320C30 likes | |
229 | it. */ | |
230 | reloc_howto_type tic30_aout_howto_table[] = | |
231 | { | |
232 | EMPTY_HOWTO (-1), | |
233 | HOWTO (1, 2, 1, 16, FALSE, 0, 0, tic30_aout_fix_16, | |
234 | "16", FALSE, 0x0000FFFF, 0x0000FFFF, FALSE), | |
235 | HOWTO (2, 2, 2, 24, FALSE, 0, complain_overflow_bitfield, NULL, | |
236 | "24", FALSE, 0x00FFFFFF, 0x00FFFFFF, FALSE), | |
237 | HOWTO (3, 18, 3, 24, FALSE, 0, complain_overflow_bitfield, NULL, | |
238 | "LDP", FALSE, 0x00FF0000, 0x000000FF, FALSE), | |
239 | HOWTO (4, 2, 4, 32, FALSE, 0, complain_overflow_bitfield, tic30_aout_fix_32, | |
240 | "32", FALSE, 0xFFFFFFFF, 0xFFFFFFFF, FALSE), | |
241 | HOWTO (5, 2, 1, 16, TRUE, 0, complain_overflow_signed, | |
242 | tic30_aout_fix_pcrel_16, "PCREL", TRUE, 0x0000FFFF, 0x0000FFFF, TRUE), | |
243 | EMPTY_HOWTO (-1), | |
244 | EMPTY_HOWTO (-1), | |
245 | EMPTY_HOWTO (-1), | |
246 | EMPTY_HOWTO (-1), | |
247 | EMPTY_HOWTO (-1) | |
248 | }; | |
252b5132 | 249 | |
7920ce38 NC |
250 | |
251 | static reloc_howto_type * | |
252 | tic30_aout_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, | |
253 | bfd_reloc_code_real_type code) | |
252b5132 | 254 | { |
7920ce38 NC |
255 | switch (code) |
256 | { | |
257 | case BFD_RELOC_8: | |
258 | case BFD_RELOC_TIC30_LDP: | |
259 | return &tic30_aout_howto_table[3]; | |
260 | case BFD_RELOC_16: | |
261 | return &tic30_aout_howto_table[1]; | |
262 | case BFD_RELOC_24: | |
263 | return &tic30_aout_howto_table[2]; | |
264 | case BFD_RELOC_16_PCREL: | |
265 | return &tic30_aout_howto_table[5]; | |
266 | case BFD_RELOC_32: | |
267 | return &tic30_aout_howto_table[4]; | |
268 | default: | |
269 | return NULL; | |
270 | } | |
271 | } | |
252b5132 | 272 | |
157090f7 AM |
273 | static reloc_howto_type * |
274 | tic30_aout_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, | |
275 | const char *r_name) | |
276 | { | |
277 | unsigned int i; | |
278 | ||
279 | for (i = 0; | |
280 | i < (sizeof (tic30_aout_howto_table) | |
281 | / sizeof (tic30_aout_howto_table[0])); | |
282 | i++) | |
283 | if (tic30_aout_howto_table[i].name != NULL | |
284 | && strcasecmp (tic30_aout_howto_table[i].name, r_name) == 0) | |
285 | return &tic30_aout_howto_table[i]; | |
286 | ||
287 | return NULL; | |
288 | } | |
289 | ||
7920ce38 NC |
290 | static reloc_howto_type * |
291 | tic30_aout_reloc_howto (bfd *abfd, | |
292 | struct reloc_std_external *relocs, | |
293 | int *r_index, | |
294 | int *r_extern, | |
295 | int *r_pcrel) | |
296 | { | |
297 | unsigned int r_length; | |
298 | unsigned int r_pcrel_done; | |
299 | int index; | |
300 | ||
301 | *r_pcrel = 0; | |
302 | if (bfd_header_big_endian (abfd)) | |
303 | { | |
304 | *r_index = ((relocs->r_index[0] << 16) | (relocs->r_index[1] << 8) | relocs->r_index[2]); | |
305 | *r_extern = (0 != (relocs->r_type[0] & RELOC_STD_BITS_EXTERN_BIG)); | |
306 | r_pcrel_done = (0 != (relocs->r_type[0] & RELOC_STD_BITS_PCREL_BIG)); | |
307 | r_length = ((relocs->r_type[0] & RELOC_STD_BITS_LENGTH_BIG) >> RELOC_STD_BITS_LENGTH_SH_BIG); | |
308 | } | |
252b5132 | 309 | else |
7920ce38 NC |
310 | { |
311 | *r_index = ((relocs->r_index[2] << 16) | (relocs->r_index[1] << 8) | relocs->r_index[0]); | |
312 | *r_extern = (0 != (relocs->r_type[0] & RELOC_STD_BITS_EXTERN_LITTLE)); | |
313 | r_pcrel_done = (0 != (relocs->r_type[0] & RELOC_STD_BITS_PCREL_LITTLE)); | |
314 | r_length = ((relocs->r_type[0] & RELOC_STD_BITS_LENGTH_LITTLE) >> RELOC_STD_BITS_LENGTH_SH_LITTLE); | |
315 | } | |
316 | index = r_length + 4 * r_pcrel_done; | |
317 | return tic30_aout_howto_table + index; | |
252b5132 RH |
318 | } |
319 | ||
320 | /* These macros will get 24-bit values from the bfd definition. | |
c4dfa77f | 321 | Big-endian only. */ |
beb0d161 KH |
322 | #define bfd_getb_24(BFD,ADDR) \ |
323 | (bfd_get_8 (BFD, ADDR ) << 16) | \ | |
324 | (bfd_get_8 (BFD, ADDR + 1) << 8) | \ | |
325 | (bfd_get_8 (BFD, ADDR + 2) ) | |
326 | ||
327 | #define bfd_putb_24(BFD,DATA,ADDR) \ | |
328 | bfd_put_8 (BFD, (bfd_byte) ((DATA >> 16) & 0xFF), ADDR ); \ | |
329 | bfd_put_8 (BFD, (bfd_byte) ((DATA >> 8) & 0xFF), ADDR + 1); \ | |
330 | bfd_put_8 (BFD, (bfd_byte) ( DATA & 0xFF), ADDR + 2) | |
252b5132 RH |
331 | |
332 | /* Set parameters about this a.out file that are machine-dependent. | |
333 | This routine is called from some_aout_object_p just before it returns. */ | |
334 | ||
335 | static const bfd_target * | |
7920ce38 | 336 | tic30_aout_callback (bfd *abfd) |
252b5132 RH |
337 | { |
338 | struct internal_exec *execp = exec_hdr (abfd); | |
339 | unsigned int arch_align_power; | |
340 | unsigned long arch_align; | |
341 | ||
1725a96e | 342 | /* Calculate the file positions of the parts of a newly read aout header. */ |
eea6121a | 343 | obj_textsec (abfd)->size = N_TXTSIZE (*execp); |
252b5132 | 344 | |
1725a96e | 345 | /* The virtual memory addresses of the sections. */ |
252b5132 RH |
346 | obj_textsec (abfd)->vma = N_TXTADDR (*execp); |
347 | obj_datasec (abfd)->vma = N_DATADDR (*execp); | |
348 | obj_bsssec (abfd)->vma = N_BSSADDR (*execp); | |
349 | ||
350 | obj_textsec (abfd)->lma = obj_textsec (abfd)->vma; | |
351 | obj_datasec (abfd)->lma = obj_datasec (abfd)->vma; | |
352 | obj_bsssec (abfd)->lma = obj_bsssec (abfd)->vma; | |
353 | ||
1725a96e | 354 | /* The file offsets of the sections. */ |
252b5132 RH |
355 | obj_textsec (abfd)->filepos = N_TXTOFF (*execp); |
356 | obj_datasec (abfd)->filepos = N_DATOFF (*execp); | |
357 | ||
1725a96e | 358 | /* The file offsets of the relocation info. */ |
252b5132 RH |
359 | obj_textsec (abfd)->rel_filepos = N_TRELOFF (*execp); |
360 | obj_datasec (abfd)->rel_filepos = N_DRELOFF (*execp); | |
361 | ||
362 | /* The file offsets of the string table and symbol table. */ | |
363 | obj_sym_filepos (abfd) = N_SYMOFF (*execp); | |
364 | obj_str_filepos (abfd) = N_STROFF (*execp); | |
365 | ||
366 | /* Determine the architecture and machine type of the object file. */ | |
367 | #ifdef SET_ARCH_MACH | |
368 | SET_ARCH_MACH (abfd, *execp); | |
369 | #else | |
dc810e39 | 370 | bfd_default_set_arch_mach (abfd, DEFAULT_ARCH, 0L); |
252b5132 RH |
371 | #endif |
372 | ||
373 | /* Now that we know the architecture, set the alignments of the | |
7920ce38 | 374 | sections. This is normally done by NAME (aout,new_section_hook), |
252b5132 RH |
375 | but when the initial sections were created the architecture had |
376 | not yet been set. However, for backward compatibility, we don't | |
377 | set the alignment power any higher than as required by the size | |
378 | of the section. */ | |
379 | arch_align_power = bfd_get_arch_info (abfd)->section_align_power; | |
380 | arch_align = 1 << arch_align_power; | |
eea6121a AM |
381 | if ((BFD_ALIGN (obj_textsec (abfd)->size, arch_align) |
382 | == obj_textsec (abfd)->size) | |
383 | && (BFD_ALIGN (obj_datasec (abfd)->size, arch_align) | |
384 | == obj_datasec (abfd)->size) | |
385 | && (BFD_ALIGN (obj_bsssec (abfd)->size, arch_align) | |
386 | == obj_bsssec (abfd)->size)) | |
252b5132 RH |
387 | { |
388 | obj_textsec (abfd)->alignment_power = arch_align_power; | |
389 | obj_datasec (abfd)->alignment_power = arch_align_power; | |
390 | obj_bsssec (abfd)->alignment_power = arch_align_power; | |
391 | } | |
392 | return abfd->xvec; | |
393 | } | |
394 | ||
395 | static bfd_reloc_status_type | |
7920ce38 NC |
396 | tic30_aout_relocate_contents (reloc_howto_type *howto, |
397 | bfd *input_bfd, | |
398 | bfd_vma relocation, | |
399 | bfd_byte *location) | |
252b5132 RH |
400 | { |
401 | bfd_vma x; | |
b34976b6 | 402 | bfd_boolean overflow; |
252b5132 RH |
403 | |
404 | if (howto->size < 0) | |
405 | relocation = -relocation; | |
406 | ||
407 | switch (howto->size) | |
408 | { | |
409 | default: | |
410 | case 0: | |
411 | abort (); | |
412 | break; | |
413 | case 1: | |
414 | x = bfd_get_16 (input_bfd, location); | |
415 | break; | |
416 | case 2: | |
417 | x = bfd_getb_24 (input_bfd, location); | |
418 | break; | |
419 | case 3: | |
420 | x = bfd_get_8 (input_bfd, location); | |
421 | break; | |
422 | case 4: | |
423 | x = bfd_get_32 (input_bfd, location); | |
424 | break; | |
425 | } | |
1725a96e | 426 | |
b34976b6 | 427 | overflow = FALSE; |
1725a96e | 428 | |
252b5132 RH |
429 | if (howto->complain_on_overflow != complain_overflow_dont) |
430 | { | |
431 | bfd_vma check; | |
432 | bfd_signed_vma signed_check; | |
433 | bfd_vma add; | |
434 | bfd_signed_vma signed_add; | |
435 | ||
436 | if (howto->rightshift == 0) | |
437 | { | |
438 | check = relocation; | |
439 | signed_check = (bfd_signed_vma) relocation; | |
440 | } | |
441 | else | |
442 | { | |
443 | check = relocation >> howto->rightshift; | |
444 | if ((bfd_signed_vma) relocation >= 0) | |
445 | signed_check = check; | |
446 | else | |
447 | signed_check = (check | ((bfd_vma) - 1 & ~((bfd_vma) - 1 >> howto->rightshift))); | |
448 | } | |
449 | add = x & howto->src_mask; | |
450 | signed_add = add; | |
451 | if ((add & (((~howto->src_mask) >> 1) & howto->src_mask)) != 0) | |
452 | signed_add -= (((~howto->src_mask) >> 1) & howto->src_mask) << 1; | |
453 | if (howto->bitpos == 0) | |
454 | { | |
455 | check += add; | |
456 | signed_check += signed_add; | |
457 | } | |
458 | else | |
459 | { | |
460 | check += add >> howto->bitpos; | |
461 | if (signed_add >= 0) | |
462 | signed_check += add >> howto->bitpos; | |
463 | else | |
464 | signed_check += ((add >> howto->bitpos) | ((bfd_vma) - 1 & ~((bfd_vma) - 1 >> howto->bitpos))); | |
465 | } | |
466 | switch (howto->complain_on_overflow) | |
467 | { | |
468 | case complain_overflow_signed: | |
469 | { | |
470 | bfd_signed_vma reloc_signed_max = (1 << (howto->bitsize - 1)) - 1; | |
471 | bfd_signed_vma reloc_signed_min = ~reloc_signed_max; | |
7920ce38 | 472 | |
252b5132 | 473 | if (signed_check > reloc_signed_max || signed_check < reloc_signed_min) |
b34976b6 | 474 | overflow = TRUE; |
252b5132 RH |
475 | } |
476 | break; | |
477 | case complain_overflow_unsigned: | |
478 | { | |
479 | bfd_vma reloc_unsigned_max = (((1 << (howto->bitsize - 1)) - 1) << 1) | 1; | |
7920ce38 | 480 | |
252b5132 | 481 | if (check > reloc_unsigned_max) |
b34976b6 | 482 | overflow = TRUE; |
252b5132 RH |
483 | } |
484 | break; | |
485 | case complain_overflow_bitfield: | |
486 | { | |
487 | bfd_vma reloc_bits = (((1 << (howto->bitsize - 1)) - 1) << 1) | 1; | |
7920ce38 | 488 | |
dc810e39 AM |
489 | if ((check & ~reloc_bits) != 0 |
490 | && (((bfd_vma) signed_check & ~reloc_bits) | |
491 | != ((bfd_vma) -1 & ~reloc_bits))) | |
b34976b6 | 492 | overflow = TRUE; |
252b5132 RH |
493 | } |
494 | break; | |
495 | default: | |
496 | abort (); | |
497 | } | |
498 | } | |
499 | relocation >>= (bfd_vma) howto->rightshift; | |
500 | relocation <<= (bfd_vma) howto->bitpos; | |
501 | x = ((x & ~howto->dst_mask) | (((x & howto->src_mask) + relocation) & howto->dst_mask)); | |
502 | switch (howto->size) | |
503 | { | |
504 | default: | |
505 | case 0: | |
506 | abort (); | |
507 | break; | |
508 | case 1: | |
509 | bfd_put_16 (input_bfd, x, location); | |
510 | break; | |
511 | case 2: | |
512 | bfd_putb_24 (input_bfd, x, location); | |
513 | break; | |
514 | case 3: | |
515 | bfd_put_8 (input_bfd, x, location); | |
516 | break; | |
517 | case 4: | |
518 | bfd_put_32 (input_bfd, x, location); | |
519 | break; | |
520 | } | |
521 | return overflow ? bfd_reloc_overflow : bfd_reloc_ok; | |
522 | } | |
523 | ||
7920ce38 NC |
524 | static bfd_reloc_status_type |
525 | tic30_aout_final_link_relocate (reloc_howto_type *howto, | |
526 | bfd *input_bfd, | |
527 | asection *input_section, | |
528 | bfd_byte *contents, | |
529 | bfd_vma address, | |
530 | bfd_vma value, | |
531 | bfd_vma addend) | |
532 | { | |
533 | bfd_vma relocation; | |
534 | ||
535 | if (address > bfd_get_section_limit (input_bfd, input_section)) | |
536 | return bfd_reloc_outofrange; | |
537 | ||
538 | relocation = value + addend; | |
539 | if (howto->pc_relative) | |
540 | { | |
541 | relocation -= (input_section->output_section->vma + input_section->output_offset); | |
542 | if (howto->pcrel_offset) | |
543 | relocation -= address; | |
544 | } | |
545 | return tic30_aout_relocate_contents (howto, input_bfd, relocation, | |
546 | contents + address); | |
547 | } | |
548 | ||
1725a96e | 549 | /* Finish up the reading of an a.out file header. */ |
252b5132 RH |
550 | |
551 | static const bfd_target * | |
7920ce38 | 552 | tic30_aout_object_p (bfd *abfd) |
252b5132 | 553 | { |
1725a96e | 554 | struct external_exec exec_bytes; /* Raw exec header from file. */ |
7920ce38 | 555 | struct internal_exec exec; /* Cleaned-up exec header. */ |
252b5132 | 556 | const bfd_target *target; |
dc810e39 | 557 | bfd_size_type amt = EXEC_BYTES_SIZE; |
252b5132 | 558 | |
7920ce38 | 559 | if (bfd_bread (& exec_bytes, amt, abfd) != amt) |
252b5132 RH |
560 | { |
561 | if (bfd_get_error () != bfd_error_system_call) | |
562 | bfd_set_error (bfd_error_wrong_format); | |
563 | return 0; | |
564 | } | |
565 | ||
566 | #ifdef SWAP_MAGIC | |
567 | exec.a_info = SWAP_MAGIC (exec_bytes.e_info); | |
568 | #else | |
dc810e39 | 569 | exec.a_info = H_GET_32 (abfd, exec_bytes.e_info); |
252b5132 RH |
570 | #endif /* SWAP_MAGIC */ |
571 | ||
572 | if (N_BADMAG (exec)) | |
573 | return 0; | |
574 | #ifdef MACHTYPE_OK | |
575 | if (!(MACHTYPE_OK (N_MACHTYPE (exec)))) | |
576 | return 0; | |
577 | #endif | |
578 | ||
579 | NAME (aout, swap_exec_header_in) (abfd, &exec_bytes, &exec); | |
580 | ||
581 | #ifdef SWAP_MAGIC | |
7920ce38 | 582 | /* Swap_exec_header_in read in a_info with the wrong byte order. */ |
252b5132 | 583 | exec.a_info = SWAP_MAGIC (exec_bytes.e_info); |
7920ce38 | 584 | #endif |
252b5132 RH |
585 | |
586 | target = NAME (aout, some_aout_object_p) (abfd, &exec, tic30_aout_callback); | |
587 | ||
588 | #ifdef ENTRY_CAN_BE_ZERO | |
589 | /* The NEWSOS3 entry-point is/was 0, which (amongst other lossage) | |
1725a96e NC |
590 | means that it isn't obvious if EXEC_P should be set. |
591 | All of the following must be true for an executable: | |
592 | There must be no relocations, the bfd can be neither an | |
593 | archive nor an archive element, and the file must be executable. */ | |
252b5132 RH |
594 | |
595 | if (exec.a_trsize + exec.a_drsize == 0 | |
596 | && bfd_get_format (abfd) == bfd_object && abfd->my_archive == NULL) | |
597 | { | |
598 | struct stat buf; | |
599 | #ifndef S_IXUSR | |
600 | #define S_IXUSR 0100 /* Execute by owner. */ | |
601 | #endif | |
602 | if (stat (abfd->filename, &buf) == 0 && (buf.st_mode & S_IXUSR)) | |
603 | abfd->flags |= EXEC_P; | |
604 | } | |
7920ce38 | 605 | #endif |
252b5132 RH |
606 | |
607 | return target; | |
608 | } | |
609 | ||
610 | /* Copy private section data. This actually does nothing with the | |
611 | sections. It copies the subformat field. We copy it here, because | |
612 | we need to know whether this is a QMAGIC file before we set the | |
613 | section contents, and copy_private_bfd_data is not called until | |
614 | after the section contents have been set. */ | |
615 | ||
b34976b6 | 616 | static bfd_boolean |
7920ce38 NC |
617 | MY_bfd_copy_private_section_data (bfd *ibfd, |
618 | asection *isec ATTRIBUTE_UNUSED, | |
619 | bfd *obfd, | |
620 | asection *osec ATTRIBUTE_UNUSED) | |
252b5132 RH |
621 | { |
622 | if (bfd_get_flavour (obfd) == bfd_target_aout_flavour) | |
623 | obj_aout_subformat (obfd) = obj_aout_subformat (ibfd); | |
b34976b6 | 624 | return TRUE; |
252b5132 RH |
625 | } |
626 | ||
627 | /* Write an object file. | |
628 | Section contents have already been written. We write the | |
629 | file header, symbols, and relocation. */ | |
630 | ||
b34976b6 | 631 | static bfd_boolean |
7920ce38 | 632 | tic30_aout_write_object_contents (bfd *abfd) |
252b5132 RH |
633 | { |
634 | struct external_exec exec_bytes; | |
635 | struct internal_exec *execp = exec_hdr (abfd); | |
636 | ||
252b5132 | 637 | obj_reloc_entry_size (abfd) = RELOC_STD_SIZE; |
8ba8a462 | 638 | |
252b5132 | 639 | { |
1725a96e | 640 | bfd_size_type text_size; /* Dummy vars. */ |
252b5132 | 641 | file_ptr text_end; |
1725a96e | 642 | |
252b5132 RH |
643 | if (adata (abfd).magic == undecided_magic) |
644 | NAME (aout, adjust_sizes_and_vmas) (abfd, &text_size, &text_end); | |
645 | ||
646 | execp->a_syms = bfd_get_symcount (abfd) * EXTERNAL_NLIST_SIZE; | |
647 | execp->a_entry = bfd_get_start_address (abfd); | |
648 | ||
649 | execp->a_trsize = ((obj_textsec (abfd)->reloc_count) * obj_reloc_entry_size (abfd)); | |
650 | execp->a_drsize = ((obj_datasec (abfd)->reloc_count) * obj_reloc_entry_size (abfd)); | |
651 | NAME (aout, swap_exec_header_out) (abfd, execp, &exec_bytes); | |
652 | ||
653 | if (adata (abfd).exec_bytes_size > 0) | |
654 | { | |
dc810e39 | 655 | bfd_size_type amt; |
7920ce38 | 656 | |
252b5132 | 657 | if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) |
b34976b6 | 658 | return FALSE; |
dc810e39 | 659 | amt = adata (abfd).exec_bytes_size; |
7920ce38 | 660 | if (bfd_bwrite (& exec_bytes, amt, abfd) != amt) |
b34976b6 | 661 | return FALSE; |
252b5132 | 662 | } |
252b5132 | 663 | |
1725a96e | 664 | /* Now write out reloc info, followed by syms and strings. */ |
252b5132 RH |
665 | if (bfd_get_outsymbols (abfd) != (asymbol **) NULL |
666 | && bfd_get_symcount (abfd) != 0) | |
667 | { | |
668 | if (bfd_seek (abfd, (file_ptr) (N_SYMOFF (*execp)), SEEK_SET) != 0) | |
b34976b6 | 669 | return FALSE; |
252b5132 RH |
670 | |
671 | if (!NAME (aout, write_syms) (abfd)) | |
b34976b6 | 672 | return FALSE; |
252b5132 RH |
673 | } |
674 | ||
675 | if (bfd_seek (abfd, (file_ptr) (N_TRELOFF (*execp)), SEEK_SET) != 0) | |
b34976b6 | 676 | return FALSE; |
252b5132 | 677 | if (!NAME (aout, squirt_out_relocs) (abfd, obj_textsec (abfd))) |
b34976b6 | 678 | return FALSE; |
252b5132 RH |
679 | |
680 | if (bfd_seek (abfd, (file_ptr) (N_DRELOFF (*execp)), SEEK_SET) != 0) | |
b34976b6 | 681 | return FALSE; |
252b5132 | 682 | if (!NAME (aout, squirt_out_relocs) (abfd, obj_datasec (abfd))) |
b34976b6 | 683 | return FALSE; |
252b5132 RH |
684 | } |
685 | ||
b34976b6 | 686 | return TRUE; |
252b5132 RH |
687 | } |
688 | ||
252b5132 RH |
689 | #ifndef MY_final_link_callback |
690 | ||
691 | /* Callback for the final_link routine to set the section offsets. */ | |
692 | ||
252b5132 | 693 | static void |
7920ce38 NC |
694 | MY_final_link_callback (bfd *abfd, |
695 | file_ptr *ptreloff, | |
696 | file_ptr *pdreloff, | |
697 | file_ptr *psymoff) | |
252b5132 RH |
698 | { |
699 | struct internal_exec *execp = exec_hdr (abfd); | |
700 | ||
701 | *ptreloff = obj_datasec (abfd)->filepos + execp->a_data; | |
702 | *pdreloff = *ptreloff + execp->a_trsize; | |
703 | *psymoff = *pdreloff + execp->a_drsize;; | |
704 | } | |
705 | ||
706 | #endif | |
707 | ||
708 | #ifndef MY_bfd_final_link | |
709 | ||
710 | /* Final link routine. We need to use a call back to get the correct | |
711 | offsets in the output file. */ | |
712 | ||
b34976b6 | 713 | static bfd_boolean |
7920ce38 | 714 | MY_bfd_final_link (bfd *abfd, struct bfd_link_info *info) |
252b5132 RH |
715 | { |
716 | struct internal_exec *execp = exec_hdr (abfd); | |
717 | file_ptr pos; | |
718 | bfd_vma vma = 0; | |
719 | int pad; | |
720 | ||
721 | /* Set the executable header size to 0, as we don't want one for an | |
c4dfa77f | 722 | output. */ |
252b5132 RH |
723 | adata (abfd).exec_bytes_size = 0; |
724 | pos = adata (abfd).exec_bytes_size; | |
725 | /* Text. */ | |
726 | vma = info->create_object_symbols_section->vma; | |
727 | pos += vma; | |
728 | obj_textsec (abfd)->filepos = pos; | |
729 | obj_textsec (abfd)->vma = vma; | |
730 | obj_textsec (abfd)->user_set_vma = 1; | |
eea6121a AM |
731 | pos += obj_textsec (abfd)->size; |
732 | vma += obj_textsec (abfd)->size; | |
252b5132 RH |
733 | |
734 | /* Data. */ | |
735 | if (abfd->flags & D_PAGED) | |
736 | { | |
737 | if (info->create_object_symbols_section->next->vma > 0) | |
738 | obj_datasec (abfd)->vma = info->create_object_symbols_section->next->vma; | |
739 | else | |
740 | obj_datasec (abfd)->vma = BFD_ALIGN (vma, adata (abfd).segment_size); | |
741 | } | |
742 | else | |
7920ce38 | 743 | obj_datasec (abfd)->vma = BFD_ALIGN (vma, 4); |
1725a96e | 744 | |
252b5132 | 745 | if (obj_datasec (abfd)->vma < vma) |
1725a96e NC |
746 | obj_datasec (abfd)->vma = BFD_ALIGN (vma, 4); |
747 | ||
252b5132 RH |
748 | obj_datasec (abfd)->user_set_vma = 1; |
749 | vma = obj_datasec (abfd)->vma; | |
750 | obj_datasec (abfd)->filepos = vma + adata (abfd).exec_bytes_size; | |
751 | execp->a_text = vma - obj_textsec (abfd)->vma; | |
eea6121a | 752 | obj_textsec (abfd)->size = execp->a_text; |
252b5132 RH |
753 | |
754 | /* Since BSS follows data immediately, see if it needs alignment. */ | |
eea6121a | 755 | vma += obj_datasec (abfd)->size; |
252b5132 | 756 | pad = align_power (vma, obj_bsssec (abfd)->alignment_power) - vma; |
eea6121a AM |
757 | obj_datasec (abfd)->size += pad; |
758 | pos += obj_datasec (abfd)->size; | |
759 | execp->a_data = obj_datasec (abfd)->size; | |
252b5132 RH |
760 | |
761 | /* BSS. */ | |
762 | obj_bsssec (abfd)->vma = vma; | |
763 | obj_bsssec (abfd)->user_set_vma = 1; | |
764 | ||
c4dfa77f | 765 | /* We are fully resized, so don't readjust in final_link. */ |
252b5132 RH |
766 | adata (abfd).magic = z_magic; |
767 | ||
768 | return NAME (aout, final_link) (abfd, info, MY_final_link_callback); | |
769 | } | |
770 | ||
771 | #endif | |
772 | ||
7920ce38 NC |
773 | static enum machine_type |
774 | tic30_aout_machine_type (enum bfd_architecture arch, | |
775 | unsigned long machine ATTRIBUTE_UNUSED, | |
776 | bfd_boolean *unknown) | |
252b5132 RH |
777 | { |
778 | enum machine_type arch_flags; | |
779 | ||
780 | arch_flags = M_UNKNOWN; | |
b34976b6 | 781 | *unknown = TRUE; |
252b5132 RH |
782 | |
783 | switch (arch) | |
784 | { | |
785 | case bfd_arch_tic30: | |
b34976b6 | 786 | *unknown = FALSE; |
252b5132 RH |
787 | break; |
788 | default: | |
789 | arch_flags = M_UNKNOWN; | |
790 | } | |
791 | if (arch_flags != M_UNKNOWN) | |
b34976b6 | 792 | *unknown = FALSE; |
252b5132 RH |
793 | return arch_flags; |
794 | } | |
795 | ||
7920ce38 NC |
796 | static bfd_boolean |
797 | tic30_aout_set_arch_mach (bfd *abfd, | |
798 | enum bfd_architecture arch, | |
799 | unsigned long machine) | |
252b5132 RH |
800 | { |
801 | if (!bfd_default_set_arch_mach (abfd, arch, machine)) | |
b34976b6 | 802 | return FALSE; |
252b5132 RH |
803 | if (arch != bfd_arch_unknown) |
804 | { | |
b34976b6 | 805 | bfd_boolean unknown; |
252b5132 RH |
806 | tic30_aout_machine_type (arch, machine, &unknown); |
807 | if (unknown) | |
b34976b6 | 808 | return FALSE; |
252b5132 RH |
809 | } |
810 | obj_reloc_entry_size (abfd) = RELOC_STD_SIZE; | |
811 | return (*aout_backend_info (abfd)->set_sizes) (abfd); | |
812 | } | |
813 | ||
814 | /* We assume BFD generic archive files. */ | |
815 | #ifndef MY_openr_next_archived_file | |
816 | #define MY_openr_next_archived_file bfd_generic_openr_next_archived_file | |
817 | #endif | |
818 | #ifndef MY_get_elt_at_index | |
819 | #define MY_get_elt_at_index _bfd_generic_get_elt_at_index | |
820 | #endif | |
821 | #ifndef MY_generic_stat_arch_elt | |
822 | #define MY_generic_stat_arch_elt bfd_generic_stat_arch_elt | |
823 | #endif | |
824 | #ifndef MY_slurp_armap | |
825 | #define MY_slurp_armap bfd_slurp_bsd_armap | |
826 | #endif | |
827 | #ifndef MY_slurp_extended_name_table | |
828 | #define MY_slurp_extended_name_table _bfd_slurp_extended_name_table | |
829 | #endif | |
830 | #ifndef MY_construct_extended_name_table | |
831 | #define MY_construct_extended_name_table \ | |
832 | _bfd_archive_bsd_construct_extended_name_table | |
833 | #endif | |
834 | #ifndef MY_write_armap | |
7920ce38 | 835 | #define MY_write_armap bsd_write_armap |
252b5132 RH |
836 | #endif |
837 | #ifndef MY_read_ar_hdr | |
7920ce38 | 838 | #define MY_read_ar_hdr _bfd_generic_read_ar_hdr |
252b5132 RH |
839 | #endif |
840 | #ifndef MY_truncate_arname | |
841 | #define MY_truncate_arname bfd_bsd_truncate_arname | |
842 | #endif | |
843 | #ifndef MY_update_armap_timestamp | |
7920ce38 | 844 | #define MY_update_armap_timestamp _bfd_archive_bsd_update_armap_timestamp |
252b5132 RH |
845 | #endif |
846 | ||
847 | /* No core file defined here -- configure in trad-core.c separately. */ | |
848 | #ifndef MY_core_file_failing_command | |
7920ce38 | 849 | #define MY_core_file_failing_command _bfd_nocore_core_file_failing_command |
252b5132 RH |
850 | #endif |
851 | #ifndef MY_core_file_failing_signal | |
852 | #define MY_core_file_failing_signal _bfd_nocore_core_file_failing_signal | |
853 | #endif | |
854 | #ifndef MY_core_file_matches_executable_p | |
855 | #define MY_core_file_matches_executable_p \ | |
856 | _bfd_nocore_core_file_matches_executable_p | |
857 | #endif | |
858 | #ifndef MY_core_file_p | |
7920ce38 | 859 | #define MY_core_file_p _bfd_dummy_target |
252b5132 RH |
860 | #endif |
861 | ||
862 | #ifndef MY_bfd_debug_info_start | |
863 | #define MY_bfd_debug_info_start bfd_void | |
864 | #endif | |
865 | #ifndef MY_bfd_debug_info_end | |
866 | #define MY_bfd_debug_info_end bfd_void | |
867 | #endif | |
868 | #ifndef MY_bfd_debug_info_accumulate | |
869 | #define MY_bfd_debug_info_accumulate \ | |
7920ce38 | 870 | (void (*) (bfd*, struct bfd_section *)) bfd_void |
252b5132 RH |
871 | #endif |
872 | ||
873 | #ifndef MY_core_file_failing_command | |
7920ce38 | 874 | #define MY_core_file_failing_command NAME (aout, core_file_failing_command) |
252b5132 RH |
875 | #endif |
876 | #ifndef MY_core_file_failing_signal | |
7920ce38 | 877 | #define MY_core_file_failing_signal NAME (aout, core_file_failing_signal) |
252b5132 RH |
878 | #endif |
879 | #ifndef MY_core_file_matches_executable_p | |
7920ce38 | 880 | #define MY_core_file_matches_executable_p NAME (aout, core_file_matches_executable_p) |
252b5132 RH |
881 | #endif |
882 | #ifndef MY_set_section_contents | |
7920ce38 | 883 | #define MY_set_section_contents NAME (aout, set_section_contents) |
252b5132 RH |
884 | #endif |
885 | #ifndef MY_get_section_contents | |
886 | #define MY_get_section_contents aout_32_get_section_contents | |
887 | #endif | |
888 | #ifndef MY_get_section_contents_in_window | |
889 | #define MY_get_section_contents_in_window _bfd_generic_get_section_contents_in_window | |
890 | #endif | |
891 | #ifndef MY_new_section_hook | |
7920ce38 | 892 | #define MY_new_section_hook NAME (aout, new_section_hook) |
252b5132 RH |
893 | #endif |
894 | #ifndef MY_get_symtab_upper_bound | |
7920ce38 | 895 | #define MY_get_symtab_upper_bound NAME (aout, get_symtab_upper_bound) |
252b5132 | 896 | #endif |
6cee3f79 | 897 | #ifndef MY_canonicalize_symtab |
7920ce38 | 898 | #define MY_canonicalize_symtab NAME (aout, canonicalize_symtab) |
252b5132 RH |
899 | #endif |
900 | #ifndef MY_get_reloc_upper_bound | |
7920ce38 | 901 | #define MY_get_reloc_upper_bound NAME (aout, get_reloc_upper_bound) |
252b5132 RH |
902 | #endif |
903 | #ifndef MY_canonicalize_reloc | |
7920ce38 | 904 | #define MY_canonicalize_reloc NAME (aout, canonicalize_reloc) |
252b5132 RH |
905 | #endif |
906 | #ifndef MY_make_empty_symbol | |
7920ce38 | 907 | #define MY_make_empty_symbol NAME (aout, make_empty_symbol) |
252b5132 RH |
908 | #endif |
909 | #ifndef MY_print_symbol | |
7920ce38 | 910 | #define MY_print_symbol NAME (aout, print_symbol) |
252b5132 RH |
911 | #endif |
912 | #ifndef MY_get_symbol_info | |
7920ce38 | 913 | #define MY_get_symbol_info NAME (aout, get_symbol_info) |
252b5132 RH |
914 | #endif |
915 | #ifndef MY_get_lineno | |
7920ce38 | 916 | #define MY_get_lineno NAME (aout, get_lineno) |
252b5132 RH |
917 | #endif |
918 | #ifndef MY_set_arch_mach | |
919 | #define MY_set_arch_mach tic30_aout_set_arch_mach | |
920 | #endif | |
921 | #ifndef MY_find_nearest_line | |
7920ce38 | 922 | #define MY_find_nearest_line NAME (aout, find_nearest_line) |
252b5132 | 923 | #endif |
4ab527b0 FF |
924 | #ifndef MY_find_inliner_info |
925 | #define MY_find_inliner_info _bfd_nosymbols_find_inliner_info | |
926 | #endif | |
252b5132 | 927 | #ifndef MY_sizeof_headers |
7920ce38 | 928 | #define MY_sizeof_headers NAME (aout, sizeof_headers) |
252b5132 RH |
929 | #endif |
930 | #ifndef MY_bfd_get_relocated_section_contents | |
931 | #define MY_bfd_get_relocated_section_contents \ | |
932 | bfd_generic_get_relocated_section_contents | |
933 | #endif | |
934 | #ifndef MY_bfd_relax_section | |
935 | #define MY_bfd_relax_section bfd_generic_relax_section | |
936 | #endif | |
937 | #ifndef MY_bfd_gc_sections | |
938 | #define MY_bfd_gc_sections bfd_generic_gc_sections | |
939 | #endif | |
8550eb6e JJ |
940 | #ifndef MY_bfd_merge_sections |
941 | #define MY_bfd_merge_sections bfd_generic_merge_sections | |
942 | #endif | |
72adc230 AM |
943 | #ifndef MY_bfd_is_group_section |
944 | #define MY_bfd_is_group_section bfd_generic_is_group_section | |
945 | #endif | |
e61463e1 AM |
946 | #ifndef MY_bfd_discard_group |
947 | #define MY_bfd_discard_group bfd_generic_discard_group | |
948 | #endif | |
082b7297 L |
949 | #ifndef MY_section_already_linked |
950 | #define MY_section_already_linked \ | |
951 | _bfd_generic_section_already_linked | |
952 | #endif | |
3023e3f6 RS |
953 | #ifndef MY_bfd_define_common_symbol |
954 | #define MY_bfd_define_common_symbol bfd_generic_define_common_symbol | |
955 | #endif | |
252b5132 RH |
956 | #ifndef MY_bfd_reloc_type_lookup |
957 | #define MY_bfd_reloc_type_lookup tic30_aout_reloc_type_lookup | |
958 | #endif | |
157090f7 AM |
959 | #ifndef MY_bfd_reloc_name_lookup |
960 | #define MY_bfd_reloc_name_lookup tic30_aout_reloc_name_lookup | |
961 | #endif | |
252b5132 RH |
962 | #ifndef MY_bfd_make_debug_symbol |
963 | #define MY_bfd_make_debug_symbol 0 | |
964 | #endif | |
965 | #ifndef MY_read_minisymbols | |
7920ce38 | 966 | #define MY_read_minisymbols NAME (aout, read_minisymbols) |
252b5132 RH |
967 | #endif |
968 | #ifndef MY_minisymbol_to_symbol | |
7920ce38 | 969 | #define MY_minisymbol_to_symbol NAME (aout, minisymbol_to_symbol) |
252b5132 RH |
970 | #endif |
971 | #ifndef MY_bfd_link_hash_table_create | |
7920ce38 | 972 | #define MY_bfd_link_hash_table_create NAME (aout, link_hash_table_create) |
252b5132 | 973 | #endif |
e2d34d7d DJ |
974 | #ifndef MY_bfd_link_hash_table_free |
975 | #define MY_bfd_link_hash_table_free _bfd_generic_link_hash_table_free | |
976 | #endif | |
252b5132 | 977 | #ifndef MY_bfd_link_add_symbols |
7920ce38 | 978 | #define MY_bfd_link_add_symbols NAME (aout, link_add_symbols) |
252b5132 | 979 | #endif |
2d653fc7 AM |
980 | #ifndef MY_bfd_link_just_syms |
981 | #define MY_bfd_link_just_syms _bfd_generic_link_just_syms | |
982 | #endif | |
252b5132 RH |
983 | #ifndef MY_bfd_link_split_section |
984 | #define MY_bfd_link_split_section _bfd_generic_link_split_section | |
985 | #endif | |
986 | ||
252b5132 RH |
987 | #ifndef MY_bfd_copy_private_bfd_data |
988 | #define MY_bfd_copy_private_bfd_data _bfd_generic_bfd_copy_private_bfd_data | |
989 | #endif | |
990 | ||
991 | #ifndef MY_bfd_merge_private_bfd_data | |
992 | #define MY_bfd_merge_private_bfd_data _bfd_generic_bfd_merge_private_bfd_data | |
993 | #endif | |
994 | ||
995 | #ifndef MY_bfd_copy_private_symbol_data | |
996 | #define MY_bfd_copy_private_symbol_data _bfd_generic_bfd_copy_private_symbol_data | |
997 | #endif | |
998 | ||
80fccad2 BW |
999 | #ifndef MY_bfd_copy_private_header_data |
1000 | #define MY_bfd_copy_private_header_data _bfd_generic_bfd_copy_private_header_data | |
1001 | #endif | |
1002 | ||
252b5132 RH |
1003 | #ifndef MY_bfd_print_private_bfd_data |
1004 | #define MY_bfd_print_private_bfd_data _bfd_generic_bfd_print_private_bfd_data | |
1005 | #endif | |
1006 | ||
1007 | #ifndef MY_bfd_set_private_flags | |
1008 | #define MY_bfd_set_private_flags _bfd_generic_bfd_set_private_flags | |
1009 | #endif | |
1010 | ||
1011 | #ifndef MY_bfd_is_local_label_name | |
1012 | #define MY_bfd_is_local_label_name bfd_generic_is_local_label_name | |
1013 | #endif | |
1014 | ||
3c9458e9 NC |
1015 | #ifndef MY_bfd_is_target_special_symbol |
1016 | #define MY_bfd_is_target_special_symbol \ | |
1017 | ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false) | |
1018 | #endif | |
1019 | ||
252b5132 | 1020 | #ifndef MY_bfd_free_cached_info |
7920ce38 | 1021 | #define MY_bfd_free_cached_info NAME (aout, bfd_free_cached_info) |
252b5132 RH |
1022 | #endif |
1023 | ||
1024 | #ifndef MY_close_and_cleanup | |
1025 | #define MY_close_and_cleanup MY_bfd_free_cached_info | |
1026 | #endif | |
1027 | ||
1028 | #ifndef MY_get_dynamic_symtab_upper_bound | |
1029 | #define MY_get_dynamic_symtab_upper_bound \ | |
1030 | _bfd_nodynamic_get_dynamic_symtab_upper_bound | |
1031 | #endif | |
1032 | #ifndef MY_canonicalize_dynamic_symtab | |
1033 | #define MY_canonicalize_dynamic_symtab \ | |
1034 | _bfd_nodynamic_canonicalize_dynamic_symtab | |
1035 | #endif | |
4c45e5c9 JJ |
1036 | #ifndef MY_get_synthetic_symtab |
1037 | #define MY_get_synthetic_symtab \ | |
1038 | _bfd_nodynamic_get_synthetic_symtab | |
1039 | #endif | |
252b5132 RH |
1040 | #ifndef MY_get_dynamic_reloc_upper_bound |
1041 | #define MY_get_dynamic_reloc_upper_bound \ | |
1042 | _bfd_nodynamic_get_dynamic_reloc_upper_bound | |
1043 | #endif | |
1044 | #ifndef MY_canonicalize_dynamic_reloc | |
1045 | #define MY_canonicalize_dynamic_reloc \ | |
1046 | _bfd_nodynamic_canonicalize_dynamic_reloc | |
1047 | #endif | |
1048 | ||
7920ce38 | 1049 | /* Aout symbols normally have leading underscores. */ |
252b5132 RH |
1050 | #ifndef MY_symbol_leading_char |
1051 | #define MY_symbol_leading_char '_' | |
1052 | #endif | |
1053 | ||
7920ce38 | 1054 | /* Aout archives normally use spaces for padding. */ |
252b5132 RH |
1055 | #ifndef AR_PAD_CHAR |
1056 | #define AR_PAD_CHAR ' ' | |
1057 | #endif | |
1058 | ||
1059 | #ifndef MY_BFD_TARGET | |
1060 | const bfd_target tic30_aout_vec = | |
1061 | { | |
7920ce38 | 1062 | TARGETNAME, /* Name. */ |
252b5132 | 1063 | bfd_target_aout_flavour, |
7920ce38 NC |
1064 | BFD_ENDIAN_BIG, /* Target byte order (big). */ |
1065 | BFD_ENDIAN_BIG, /* Target headers byte order (big). */ | |
1066 | (HAS_RELOC | /* Object flags. */ | |
252b5132 | 1067 | HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), |
7920ce38 | 1068 | (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* Section flags. */ |
252b5132 | 1069 | MY_symbol_leading_char, |
7920ce38 NC |
1070 | AR_PAD_CHAR, /* AR_pad_char. */ |
1071 | 15, /* AR_max_namelen. */ | |
252b5132 RH |
1072 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1073 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
7920ce38 | 1074 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Data. */ |
252b5132 RH |
1075 | bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
1076 | bfd_getb32, bfd_getb_signed_32, bfd_putb32, | |
7920ce38 NC |
1077 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* Headers. */ |
1078 | {_bfd_dummy_target, MY_object_p, /* bfd_check_format. */ | |
252b5132 | 1079 | bfd_generic_archive_p, MY_core_file_p}, |
7920ce38 | 1080 | {bfd_false, MY_mkobject, /* bfd_set_format. */ |
252b5132 | 1081 | _bfd_generic_mkarchive, bfd_false}, |
7920ce38 | 1082 | {bfd_false, MY_write_object_contents, /* bfd_write_contents. */ |
252b5132 RH |
1083 | _bfd_write_archive_contents, bfd_false}, |
1084 | ||
1085 | BFD_JUMP_TABLE_GENERIC (MY), | |
1086 | BFD_JUMP_TABLE_COPY (MY), | |
1087 | BFD_JUMP_TABLE_CORE (MY), | |
1088 | BFD_JUMP_TABLE_ARCHIVE (MY), | |
1089 | BFD_JUMP_TABLE_SYMBOLS (MY), | |
1090 | BFD_JUMP_TABLE_RELOCS (MY), | |
1091 | BFD_JUMP_TABLE_WRITE (MY), | |
1092 | BFD_JUMP_TABLE_LINK (MY), | |
1093 | BFD_JUMP_TABLE_DYNAMIC (MY), | |
1094 | ||
c3c89269 | 1095 | NULL, |
c4dfa77f | 1096 | |
7920ce38 | 1097 | MY_backend_data |
252b5132 RH |
1098 | }; |
1099 | #endif /* MY_BFD_TARGET */ |