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Side by Side Diff: bfd/coff-m88k.c

Issue 11969036: Merge GDB 7.5.1 (Closed) Base URL: http://git.chromium.org/native_client/nacl-gdb.git@master
Patch Set: Created 7 years, 11 months ago
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1 /* BFD back-end for Motorola 88000 COFF "Binary Compatibility Standard" files. 1 /* BFD back-end for Motorola 88000 COFF "Binary Compatibility Standard" files.
2 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1997, 1998, 1999, 2000, 2 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1997, 1998, 1999, 2000,
3 2001, 2002, 2003, 2005, 2007, 2008 Free Software Foundation, Inc. 3 2001, 2002, 2003, 2005, 2007, 2008, 2012 Free Software Foundation, Inc.
4 Written by Cygnus Support. 4 Written by Cygnus Support.
5 5
6 This file is part of BFD, the Binary File Descriptor library. 6 This file is part of BFD, the Binary File Descriptor library.
7 7
8 This program is free software; you can redistribute it and/or modify 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 9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or 10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version. 11 (at your option) any later version.
12 12
13 This program is distributed in the hope that it will be useful, 13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details. 16 GNU General Public License for more details.
17 17
18 You should have received a copy of the GNU General Public License 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 19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 20 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
21 MA 02110-1301, USA. */ 21 MA 02110-1301, USA. */
22 22
23 #define M88 1 /* Customize various include files */ 23 #define M88 1 /* Customize various include files */
24 #include "sysdep.h" 24 #include "sysdep.h"
25 #include "bfd.h" 25 #include "bfd.h"
26 #include "libbfd.h" 26 #include "libbfd.h"
27 #include "coff/m88k.h" 27 #include "coff/m88k.h"
28 #include "coff/internal.h" 28 #include "coff/internal.h"
29 #include "libcoff.h" 29 #include "libcoff.h"
30 30
31 static bfd_boolean m88k_is_local_label_name PARAMS ((bfd *, const char *));
32 static bfd_reloc_status_type m88k_special_reloc 31 static bfd_reloc_status_type m88k_special_reloc
33 PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); 32 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
34 static void rtype2howto PARAMS ((arelent *, struct internal_reloc *));
35 static void reloc_processing
36 PARAMS ((arelent *, struct internal_reloc *, asymbol **, bfd *, asection *));
37 33
38 #define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3) 34 #define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3)
39 35
40 #define GET_SCNHDR_NRELOC H_GET_32 36 #define GET_SCNHDR_NRELOC H_GET_32
41 #define GET_SCNHDR_NLNNO H_GET_32 37 #define GET_SCNHDR_NLNNO H_GET_32
42 38
43 /* On coff-m88k, local labels start with '@'. */ 39 /* On coff-m88k, local labels start with '@'. */
44 40
45 #define coff_bfd_is_local_label_name m88k_is_local_label_name 41 #define coff_bfd_is_local_label_name m88k_is_local_label_name
46 42
47 static bfd_boolean 43 static bfd_boolean
48 m88k_is_local_label_name (abfd, name) 44 m88k_is_local_label_name (bfd *abfd ATTRIBUTE_UNUSED, const char *name)
49 bfd *abfd ATTRIBUTE_UNUSED;
50 const char *name;
51 { 45 {
52 return name[0] == '@'; 46 return name[0] == '@';
53 } 47 }
54 48
55 static bfd_reloc_status_type 49 static bfd_reloc_status_type
56 m88k_special_reloc (abfd, reloc_entry, symbol, data, 50 m88k_special_reloc (bfd *abfd,
57 » » input_section, output_bfd, error_message) 51 » » arelent *reloc_entry,
58 bfd *abfd; 52 » » asymbol *symbol,
59 arelent *reloc_entry; 53 » » void * data,
60 asymbol *symbol; 54 » » asection *input_section,
61 PTR data; 55 » » bfd *output_bfd,
62 asection *input_section; 56 » » char **error_message ATTRIBUTE_UNUSED)
63 bfd *output_bfd;
64 char **error_message ATTRIBUTE_UNUSED;
65 { 57 {
66 reloc_howto_type *howto = reloc_entry->howto; 58 reloc_howto_type *howto = reloc_entry->howto;
67 59
68 switch (howto->type) 60 switch (howto->type)
69 { 61 {
70 case R_HVRT16: 62 case R_HVRT16:
71 case R_LVRT16: 63 case R_LVRT16:
72 if (output_bfd != (bfd *) NULL) 64 if (output_bfd != (bfd *) NULL)
73 { 65 {
74 /* This is a partial relocation, and we want to apply the 66 /* This is a partial relocation, and we want to apply the
(...skipping 154 matching lines...) Expand 10 before | Expand all | Expand 10 after
229 "VRT32", /* name */ 221 "VRT32", /* name */
230 FALSE, /* partial_inplace */ 222 FALSE, /* partial_inplace */
231 0xffffffff, /* src_mask */ 223 0xffffffff, /* src_mask */
232 0xffffffff, /* dst_mask */ 224 0xffffffff, /* dst_mask */
233 TRUE), /* pcrel_offset */ 225 TRUE), /* pcrel_offset */
234 }; 226 };
235 227
236 /* Code to turn an external r_type into a pointer to an entry in the 228 /* Code to turn an external r_type into a pointer to an entry in the
237 above howto table. */ 229 above howto table. */
238 static void 230 static void
239 rtype2howto (cache_ptr, dst) 231 rtype2howto (arelent *cache_ptr, struct internal_reloc *dst)
240 arelent *cache_ptr;
241 struct internal_reloc *dst;
242 { 232 {
243 if (dst->r_type >= R_PCR16L && dst->r_type <= R_VRT32) 233 if (dst->r_type >= R_PCR16L && dst->r_type <= R_VRT32)
244 { 234 {
245 cache_ptr->howto = howto_table + dst->r_type - R_PCR16L; 235 cache_ptr->howto = howto_table + dst->r_type - R_PCR16L;
246 } 236 }
247 else 237 else
248 { 238 {
249 BFD_ASSERT (0); 239 BFD_ASSERT (0);
250 } 240 }
251 } 241 }
252 242
253 #define RTYPE2HOWTO(cache_ptr, dst) rtype2howto (cache_ptr, dst) 243 #define RTYPE2HOWTO(cache_ptr, dst) rtype2howto (cache_ptr, dst)
254 244
255 /* Code to swap in the reloc offset */ 245 /* Code to swap in the reloc offset */
256 #define SWAP_IN_RELOC_OFFSET H_GET_16 246 #define SWAP_IN_RELOC_OFFSET H_GET_16
257 #define SWAP_OUT_RELOC_OFFSET H_PUT_16 247 #define SWAP_OUT_RELOC_OFFSET H_PUT_16
258 248
259 #define RELOC_PROCESSING(relent,reloc,symbols,abfd,section) \ 249 #define RELOC_PROCESSING(relent,reloc,symbols,abfd,section) \
260 reloc_processing(relent, reloc, symbols, abfd, section) 250 reloc_processing(relent, reloc, symbols, abfd, section)
261 251
262 static void 252 static void
263 reloc_processing (relent, reloc, symbols, abfd, section) 253 reloc_processing (arelent *relent,
264 arelent *relent; 254 » » struct internal_reloc *reloc,
265 struct internal_reloc *reloc; 255 » » asymbol **symbols,
266 asymbol **symbols; 256 » » bfd *abfd,
267 bfd *abfd; 257 » » asection *section)
268 asection *section;
269 { 258 {
270 relent->address = reloc->r_vaddr; 259 relent->address = reloc->r_vaddr;
271 rtype2howto (relent, reloc); 260 rtype2howto (relent, reloc);
272 261
273 if (((int) reloc->r_symndx) > 0) 262 if (((int) reloc->r_symndx) > 0)
274 { 263 {
275 relent->sym_ptr_ptr = symbols + obj_convert (abfd)[reloc->r_symndx]; 264 relent->sym_ptr_ptr = symbols + obj_convert (abfd)[reloc->r_symndx];
276 } 265 }
277 else 266 else
278 { 267 {
279 relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr; 268 relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
280 } 269 }
281 270
282 relent->addend = reloc->r_offset; 271 relent->addend = reloc->r_offset;
283 relent->address -= section->vma; 272 relent->address -= section->vma;
284 } 273 }
285 274
286 #define BADMAG(x) MC88BADMAG(x) 275 #define BADMAG(x) MC88BADMAG(x)
287 276
288 #ifndef bfd_pe_print_pdata 277 #ifndef bfd_pe_print_pdata
289 #define bfd_pe_print_pdata NULL 278 #define bfd_pe_print_pdata NULL
290 #endif 279 #endif
291 280
292 #include "coffcode.h" 281 #include "coffcode.h"
293 282
294 #undef coff_write_armap 283 #undef coff_write_armap
295 284
296 CREATE_BIG_COFF_TARGET_VEC (m88kbcs_vec, "coff-m88kbcs", 0, 0, '_', NULL, COFF_S WAP_TABLE) 285 CREATE_BIG_COFF_TARGET_VEC (m88kbcs_vec, "coff-m88kbcs", 0, 0, '_', NULL, COFF_S WAP_TABLE)
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