1/* BFD back-end for oasys objects. 2 Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2001, 3 2002, 2003, 2004 Free Software Foundation, Inc. 4 Written by Steve Chamberlain of Cygnus Support, <sac@cygnus.com>. 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 10 the Free Software Foundation; either version 2 of the License, or 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 20 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ 21 22#define UNDERSCORE_HACK 1 23#include "bfd.h" 24#include "sysdep.h" 25#include "safe-ctype.h" 26#include "libbfd.h" 27#include "oasys.h" 28#include "liboasys.h" 29 30static bfd_boolean oasys_slurp_section_data 31 PARAMS ((bfd * const)); 32static bfd_boolean oasys_read_record 33 PARAMS ((bfd *, oasys_record_union_type *)); 34static bfd_boolean oasys_write_sections 35 PARAMS ((bfd *)); 36static bfd_boolean oasys_write_record 37 PARAMS ((bfd *, oasys_record_enum_type, oasys_record_union_type *, size_t)); 38static bfd_boolean oasys_write_syms 39 PARAMS ((bfd *)); 40static bfd_boolean oasys_write_header 41 PARAMS ((bfd *)); 42static bfd_boolean oasys_write_end 43 PARAMS ((bfd *)); 44static bfd_boolean oasys_write_data 45 PARAMS ((bfd *)); 46static size_t oasys_string_length 47 PARAMS ((oasys_record_union_type *)); 48static bfd_boolean oasys_slurp_symbol_table 49 PARAMS ((bfd *const)); 50static long int oasys_get_symtab_upper_bound 51 PARAMS ((bfd *const)); 52static const bfd_target *oasys_archive_p 53 PARAMS ((bfd *)); 54static bfd_boolean oasys_mkobject 55 PARAMS ((bfd *)); 56static const bfd_target *oasys_object_p 57 PARAMS ((bfd *)); 58static void oasys_get_symbol_info 59 PARAMS ((bfd *, asymbol *, symbol_info *)); 60static void oasys_print_symbol 61 PARAMS ((bfd *, void *, asymbol *, bfd_print_symbol_type)); 62static bfd_boolean oasys_new_section_hook 63 PARAMS ((bfd *, asection *)); 64static long int oasys_get_reloc_upper_bound 65 PARAMS ((bfd *, sec_ptr)); 66static bfd_boolean oasys_get_section_contents 67 PARAMS ((bfd *, sec_ptr, void *, file_ptr, bfd_size_type)); 68static int comp 69 PARAMS ((const void *, const void *)); 70static bfd_boolean oasys_write_object_contents 71 PARAMS ((bfd *)); 72static bfd_boolean oasys_set_section_contents 73 PARAMS ((bfd *, sec_ptr, const void *, file_ptr, bfd_size_type)); 74static asymbol *oasys_make_empty_symbol 75 PARAMS ((bfd *)); 76static bfd *oasys_openr_next_archived_file 77 PARAMS ((bfd *, bfd *)); 78static bfd_boolean oasys_find_nearest_line 79 PARAMS ((bfd *, asection *, asymbol **, bfd_vma, 80 const char **, const char **, unsigned int *)); 81static int oasys_generic_stat_arch_elt 82 PARAMS ((bfd *, struct stat *)); 83static int oasys_sizeof_headers 84 PARAMS ((bfd *, bfd_boolean)); 85 86long oasys_canonicalize_symtab 87 PARAMS ((bfd *, asymbol **)); 88long oasys_canonicalize_reloc 89 PARAMS ((bfd *, sec_ptr, arelent **, asymbol **)); 90 91/* Read in all the section data and relocation stuff too. */ 92 93static bfd_boolean 94oasys_read_record (abfd, record) 95 bfd *abfd; 96 oasys_record_union_type *record; 97{ 98 bfd_size_type amt = sizeof (record->header); 99 if (bfd_bread ((PTR) record, amt, abfd) != amt) 100 return FALSE; 101 102 amt = record->header.length - sizeof (record->header); 103 if ((long) amt <= 0) 104 return TRUE; 105 if (bfd_bread ((PTR) ((char *) record + sizeof (record->header)), amt, abfd) 106 != amt) 107 return FALSE; 108 return TRUE; 109} 110 111static size_t 112oasys_string_length (record) 113 oasys_record_union_type *record; 114{ 115 return record->header.length 116 - ((char *) record->symbol.name - (char *) record); 117} 118 119/*****************************************************************************/ 120 121/* 122 123Slurp the symbol table by reading in all the records at the start file 124till we get to the first section record. 125 126We'll sort the symbolss into two lists, defined and undefined. The 127undefined symbols will be placed into the table according to their 128refno. 129 130We do this by placing all undefined symbols at the front of the table 131moving in, and the defined symbols at the end of the table moving back. 132 133*/ 134 135static bfd_boolean 136oasys_slurp_symbol_table (abfd) 137 bfd *const abfd; 138{ 139 oasys_record_union_type record; 140 oasys_data_type *data = OASYS_DATA (abfd); 141 bfd_boolean loop = TRUE; 142 asymbol *dest_defined; 143 asymbol *dest; 144 char *string_ptr; 145 bfd_size_type amt; 146 147 if (data->symbols != (asymbol *) NULL) 148 { 149 return TRUE; 150 } 151 /* Buy enough memory for all the symbols and all the names */ 152 amt = abfd->symcount; 153 amt *= sizeof (asymbol); 154 data->symbols = (asymbol *) bfd_alloc (abfd, amt); 155 156 amt = data->symbol_string_length; 157#ifdef UNDERSCORE_HACK 158 /* buy 1 more char for each symbol to keep the underscore in*/ 159 amt += abfd->symcount; 160#endif 161 data->strings = bfd_alloc (abfd, amt); 162 163 if (!data->symbols || !data->strings) 164 return FALSE; 165 166 dest_defined = data->symbols + abfd->symcount - 1; 167 168 string_ptr = data->strings; 169 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) 170 return FALSE; 171 while (loop) 172 { 173 174 if (! oasys_read_record (abfd, &record)) 175 return FALSE; 176 switch (record.header.type) 177 { 178 case oasys_record_is_header_enum: 179 break; 180 case oasys_record_is_local_enum: 181 case oasys_record_is_symbol_enum: 182 { 183 int flag = record.header.type == (int) oasys_record_is_local_enum ? 184 (BSF_LOCAL) : (BSF_GLOBAL | BSF_EXPORT); 185 186 187 size_t length = oasys_string_length (&record); 188 switch (record.symbol.relb & RELOCATION_TYPE_BITS) 189 { 190 case RELOCATION_TYPE_ABS: 191 dest = dest_defined--; 192 dest->section = bfd_abs_section_ptr; 193 dest->flags = 0; 194 195 break; 196 case RELOCATION_TYPE_REL: 197 dest = dest_defined--; 198 dest->section = 199 OASYS_DATA (abfd)->sections[record.symbol.relb & 200 RELOCATION_SECT_BITS]; 201 if (record.header.type == (int) oasys_record_is_local_enum) 202 { 203 dest->flags = BSF_LOCAL; 204 if (dest->section == (asection *) (~0)) 205 { 206 /* It seems that sometimes internal symbols are tied up, but 207 still get output, even though there is no 208 section */ 209 dest->section = 0; 210 } 211 } 212 else 213 { 214 215 dest->flags = flag; 216 } 217 break; 218 case RELOCATION_TYPE_UND: 219 dest = data->symbols + H_GET_16 (abfd, record.symbol.refno); 220 dest->section = bfd_und_section_ptr; 221 break; 222 case RELOCATION_TYPE_COM: 223 dest = dest_defined--; 224 dest->name = string_ptr; 225 dest->the_bfd = abfd; 226 227 dest->section = bfd_com_section_ptr; 228 229 break; 230 default: 231 dest = dest_defined--; 232 BFD_ASSERT (0); 233 break; 234 } 235 dest->name = string_ptr; 236 dest->the_bfd = abfd; 237 dest->udata.p = (PTR) NULL; 238 dest->value = H_GET_32 (abfd, record.symbol.value); 239 240#ifdef UNDERSCORE_HACK 241 if (record.symbol.name[0] != '_') 242 { 243 string_ptr[0] = '_'; 244 string_ptr++; 245 } 246#endif 247 memcpy (string_ptr, record.symbol.name, length); 248 249 250 string_ptr[length] = 0; 251 string_ptr += length + 1; 252 } 253 break; 254 default: 255 loop = FALSE; 256 } 257 } 258 return TRUE; 259} 260 261static long 262oasys_get_symtab_upper_bound (abfd) 263 bfd *const abfd; 264{ 265 if (! oasys_slurp_symbol_table (abfd)) 266 return -1; 267 268 return (abfd->symcount + 1) * (sizeof (oasys_symbol_type *)); 269} 270 271extern const bfd_target oasys_vec; 272 273long 274oasys_canonicalize_symtab (abfd, location) 275 bfd *abfd; 276 asymbol **location; 277{ 278 asymbol *symbase; 279 unsigned int counter; 280 if (! oasys_slurp_symbol_table (abfd)) 281 { 282 return -1; 283 } 284 symbase = OASYS_DATA (abfd)->symbols; 285 for (counter = 0; counter < abfd->symcount; counter++) 286 { 287 *(location++) = symbase++; 288 } 289 *location = 0; 290 return abfd->symcount; 291} 292 293/*********************************************************************** 294* archive stuff 295*/ 296 297static const bfd_target * 298oasys_archive_p (abfd) 299 bfd *abfd; 300{ 301 oasys_archive_header_type header; 302 oasys_extarchive_header_type header_ext; 303 unsigned int i; 304 file_ptr filepos; 305 bfd_size_type amt; 306 307 amt = sizeof (header_ext); 308 if (bfd_seek (abfd, (file_ptr) 0, 0) != 0 309 || bfd_bread ((PTR) &header_ext, amt, abfd) != amt) 310 { 311 if (bfd_get_error () != bfd_error_system_call) 312 bfd_set_error (bfd_error_wrong_format); 313 return NULL; 314 } 315 316 header.version = H_GET_32 (abfd, header_ext.version); 317 header.mod_count = H_GET_32 (abfd, header_ext.mod_count); 318 header.mod_tbl_offset = H_GET_32 (abfd, header_ext.mod_tbl_offset); 319 header.sym_tbl_size = H_GET_32 (abfd, header_ext.sym_tbl_size); 320 header.sym_count = H_GET_32 (abfd, header_ext.sym_count); 321 header.sym_tbl_offset = H_GET_32 (abfd, header_ext.sym_tbl_offset); 322 header.xref_count = H_GET_32 (abfd, header_ext.xref_count); 323 header.xref_lst_offset = H_GET_32 (abfd, header_ext.xref_lst_offset); 324 325 /* 326 There isn't a magic number in an Oasys archive, so the best we 327 can do to verify reasonableness is to make sure that the values in 328 the header are too weird 329 */ 330 331 if (header.version > 10000 || 332 header.mod_count > 10000 || 333 header.sym_count > 100000 || 334 header.xref_count > 100000) 335 return (const bfd_target *) NULL; 336 337 /* 338 That all worked, let's buy the space for the header and read in 339 the headers. 340 */ 341 { 342 oasys_ar_data_type *ar; 343 oasys_module_info_type *module; 344 oasys_module_table_type record; 345 346 amt = sizeof (oasys_ar_data_type); 347 ar = (oasys_ar_data_type *) bfd_alloc (abfd, amt); 348 349 amt = header.mod_count; 350 amt *= sizeof (oasys_module_info_type); 351 module = (oasys_module_info_type *) bfd_alloc (abfd, amt); 352 353 if (!ar || !module) 354 return NULL; 355 356 abfd->tdata.oasys_ar_data = ar; 357 ar->module = module; 358 ar->module_count = header.mod_count; 359 360 filepos = header.mod_tbl_offset; 361 for (i = 0; i < header.mod_count; i++) 362 { 363 if (bfd_seek (abfd, filepos, SEEK_SET) != 0) 364 return NULL; 365 366 /* There are two ways of specifying the archive header */ 367 368 if (0) 369 { 370 oasys_extmodule_table_type_a_type record_ext; 371 372 amt = sizeof (record_ext); 373 if (bfd_bread ((PTR) &record_ext, amt, abfd) != amt) 374 return NULL; 375 376 record.mod_size = H_GET_32 (abfd, record_ext.mod_size); 377 record.file_offset = H_GET_32 (abfd, record_ext.file_offset); 378 379 record.dep_count = H_GET_32 (abfd, record_ext.dep_count); 380 record.depee_count = H_GET_32 (abfd, record_ext.depee_count); 381 record.sect_count = H_GET_32 (abfd, record_ext.sect_count); 382 383 module[i].name = bfd_alloc (abfd, (bfd_size_type) 33); 384 if (!module[i].name) 385 return NULL; 386 387 memcpy (module[i].name, record_ext.mod_name, 33); 388 filepos += 389 sizeof (record_ext) + 390 record.dep_count * 4 + 391 record.depee_count * 4 + 392 record.sect_count * 8 + 187; 393 } 394 else 395 { 396 oasys_extmodule_table_type_b_type record_ext; 397 398 amt = sizeof (record_ext); 399 if (bfd_bread ((PTR) &record_ext, amt, abfd) != amt) 400 return NULL; 401 402 record.mod_size = H_GET_32 (abfd, record_ext.mod_size); 403 record.file_offset = H_GET_32 (abfd, record_ext.file_offset); 404 405 record.dep_count = H_GET_32 (abfd, record_ext.dep_count); 406 record.depee_count = H_GET_32 (abfd, record_ext.depee_count); 407 record.sect_count = H_GET_32 (abfd, record_ext.sect_count); 408 record.module_name_size = H_GET_32 (abfd, 409 record_ext.mod_name_length); 410 411 amt = record.module_name_size; 412 module[i].name = bfd_alloc (abfd, amt + 1); 413 if (!module[i].name) 414 return NULL; 415 if (bfd_bread ((PTR) module[i].name, amt, abfd) != amt) 416 return NULL; 417 module[i].name[record.module_name_size] = 0; 418 filepos += (sizeof (record_ext) 419 + record.dep_count * 4 420 + record.module_name_size + 1); 421 } 422 423 module[i].size = record.mod_size; 424 module[i].pos = record.file_offset; 425 module[i].abfd = 0; 426 } 427 } 428 return abfd->xvec; 429} 430 431static bfd_boolean 432oasys_mkobject (abfd) 433 bfd *abfd; 434{ 435 bfd_size_type amt = sizeof (oasys_data_type); 436 abfd->tdata.oasys_obj_data = (oasys_data_type *) bfd_alloc (abfd, amt); 437 return abfd->tdata.oasys_obj_data != NULL; 438} 439 440#define MAX_SECS 16 441static const bfd_target * 442oasys_object_p (abfd) 443 bfd *abfd; 444{ 445 oasys_data_type *oasys; 446 oasys_data_type *save = OASYS_DATA (abfd); 447 bfd_boolean loop = TRUE; 448 bfd_boolean had_usefull = FALSE; 449 450 abfd->tdata.oasys_obj_data = 0; 451 oasys_mkobject (abfd); 452 oasys = OASYS_DATA (abfd); 453 memset ((PTR) oasys->sections, 0xff, sizeof (oasys->sections)); 454 455 /* Point to the start of the file */ 456 if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) 457 goto fail; 458 oasys->symbol_string_length = 0; 459 /* Inspect the records, but only keep the section info - 460 remember the size of the symbols 461 */ 462 oasys->first_data_record = 0; 463 while (loop) 464 { 465 oasys_record_union_type record; 466 if (! oasys_read_record (abfd, &record)) 467 goto fail; 468 if ((size_t) record.header.length < (size_t) sizeof (record.header)) 469 goto fail; 470 471 472 switch ((oasys_record_enum_type) (record.header.type)) 473 { 474 case oasys_record_is_header_enum: 475 had_usefull = TRUE; 476 break; 477 case oasys_record_is_symbol_enum: 478 case oasys_record_is_local_enum: 479 /* Count symbols and remember their size for a future malloc */ 480 abfd->symcount++; 481 oasys->symbol_string_length += 1 + oasys_string_length (&record); 482 had_usefull = TRUE; 483 break; 484 case oasys_record_is_section_enum: 485 { 486 asection *s; 487 char *buffer; 488 unsigned int section_number; 489 if (record.section.header.length != sizeof (record.section)) 490 { 491 goto fail; 492 } 493 buffer = bfd_alloc (abfd, (bfd_size_type) 3); 494 if (!buffer) 495 goto fail; 496 section_number = record.section.relb & RELOCATION_SECT_BITS; 497 sprintf (buffer, "%u", section_number); 498 s = bfd_make_section (abfd, buffer); 499 oasys->sections[section_number] = s; 500 switch (record.section.relb & RELOCATION_TYPE_BITS) 501 { 502 case RELOCATION_TYPE_ABS: 503 case RELOCATION_TYPE_REL: 504 break; 505 case RELOCATION_TYPE_UND: 506 case RELOCATION_TYPE_COM: 507 BFD_FAIL (); 508 } 509 510 s->size = H_GET_32 (abfd, record.section.value); 511 s->vma = H_GET_32 (abfd, record.section.vma); 512 s->flags = 0; 513 had_usefull = TRUE; 514 } 515 break; 516 case oasys_record_is_data_enum: 517 oasys->first_data_record = bfd_tell (abfd) - record.header.length; 518 case oasys_record_is_debug_enum: 519 case oasys_record_is_module_enum: 520 case oasys_record_is_named_section_enum: 521 case oasys_record_is_end_enum: 522 if (! had_usefull) 523 goto fail; 524 loop = FALSE; 525 break; 526 default: 527 goto fail; 528 } 529 } 530 oasys->symbols = (asymbol *) NULL; 531 /* 532 Oasys support several architectures, but I can't see a simple way 533 to discover which one is in a particular file - we'll guess 534 */ 535 bfd_default_set_arch_mach (abfd, bfd_arch_m68k, 0); 536 if (abfd->symcount != 0) 537 { 538 abfd->flags |= HAS_SYMS; 539 } 540 541 /* 542 We don't know if a section has data until we've read it.. 543 */ 544 545 oasys_slurp_section_data (abfd); 546 547 548 return abfd->xvec; 549 550fail: 551 (void) bfd_release (abfd, oasys); 552 abfd->tdata.oasys_obj_data = save; 553 return (const bfd_target *) NULL; 554} 555 556 557static void 558oasys_get_symbol_info (ignore_abfd, symbol, ret) 559 bfd *ignore_abfd ATTRIBUTE_UNUSED; 560 asymbol *symbol; 561 symbol_info *ret; 562{ 563 bfd_symbol_info (symbol, ret); 564 if (!symbol->section) 565 ret->type = (symbol->flags & BSF_LOCAL) ? 'a' : 'A'; 566} 567 568static void 569oasys_print_symbol (abfd, afile, symbol, how) 570 bfd *abfd; 571 PTR afile; 572 asymbol *symbol; 573 bfd_print_symbol_type how; 574{ 575 FILE *file = (FILE *) afile; 576 577 switch (how) 578 { 579 case bfd_print_symbol_name: 580 case bfd_print_symbol_more: 581 fprintf (file, "%s", symbol->name); 582 break; 583 case bfd_print_symbol_all: 584 { 585 const char *section_name = symbol->section == (asection *) NULL ? 586 (const char *) "*abs" : symbol->section->name; 587 588 bfd_print_symbol_vandf (abfd, (PTR) file, symbol); 589 590 fprintf (file, " %-5s %s", 591 section_name, 592 symbol->name); 593 } 594 break; 595 } 596} 597/* 598 The howto table is build using the top two bits of a reloc byte to 599 index into it. The bits are PCREL,WORD/LONG 600*/ 601static reloc_howto_type howto_table[] = 602{ 603 604 HOWTO (0, 0, 1, 16, FALSE, 0, complain_overflow_bitfield, 0, "abs16", TRUE, 0x0000ffff, 0x0000ffff, FALSE), 605 HOWTO (0, 0, 2, 32, FALSE, 0, complain_overflow_bitfield, 0, "abs32", TRUE, 0xffffffff, 0xffffffff, FALSE), 606 HOWTO (0, 0, 1, 16, TRUE, 0, complain_overflow_signed, 0, "pcrel16", TRUE, 0x0000ffff, 0x0000ffff, FALSE), 607 HOWTO (0, 0, 2, 32, TRUE, 0, complain_overflow_signed, 0, "pcrel32", TRUE, 0xffffffff, 0xffffffff, FALSE) 608}; 609 610/* Read in all the section data and relocation stuff too */ 611static bfd_boolean 612oasys_slurp_section_data (abfd) 613 bfd *const abfd; 614{ 615 oasys_record_union_type record; 616 oasys_data_type *data = OASYS_DATA (abfd); 617 bfd_boolean loop = TRUE; 618 oasys_per_section_type *per; 619 asection *s; 620 bfd_size_type amt; 621 622 /* See if the data has been slurped already .. */ 623 for (s = abfd->sections; s != (asection *) NULL; s = s->next) 624 { 625 per = oasys_per_section (s); 626 if (per->initialized) 627 return TRUE; 628 } 629 630 if (data->first_data_record == 0) 631 return TRUE; 632 633 if (bfd_seek (abfd, data->first_data_record, SEEK_SET) != 0) 634 return FALSE; 635 while (loop) 636 { 637 if (! oasys_read_record (abfd, &record)) 638 return FALSE; 639 switch (record.header.type) 640 { 641 case oasys_record_is_header_enum: 642 break; 643 case oasys_record_is_data_enum: 644 { 645 646 bfd_byte *src = record.data.data; 647 bfd_byte *end_src = ((bfd_byte *) & record) + record.header.length; 648 bfd_byte *dst_ptr; 649 bfd_byte *dst_base_ptr; 650 unsigned int relbit; 651 unsigned int count; 652 asection *section = 653 data->sections[record.data.relb & RELOCATION_SECT_BITS]; 654 bfd_vma dst_offset; 655 656 per = oasys_per_section (section); 657 658 if (! per->initialized) 659 { 660 per->data = (bfd_byte *) bfd_zalloc (abfd, section->size); 661 if (!per->data) 662 return FALSE; 663 per->reloc_tail_ptr 664 = (oasys_reloc_type **) §ion->relocation; 665 per->had_vma = FALSE; 666 per->initialized = TRUE; 667 section->reloc_count = 0; 668 section->flags = SEC_ALLOC; 669 } 670 671 dst_offset = H_GET_32 (abfd, record.data.addr); 672 if (! per->had_vma) 673 { 674 /* Take the first vma we see as the base */ 675 section->vma = dst_offset; 676 per->had_vma = TRUE; 677 } 678 679 dst_offset -= section->vma; 680 681 dst_base_ptr = oasys_per_section (section)->data; 682 dst_ptr = oasys_per_section (section)->data + 683 dst_offset; 684 685 if (src < end_src) 686 { 687 section->flags |= SEC_LOAD | SEC_HAS_CONTENTS; 688 } 689 while (src < end_src) 690 { 691 unsigned char mod_byte = *src++; 692 size_t gap = end_src - src; 693 694 count = 8; 695 if (mod_byte == 0 && gap >= 8) 696 { 697 dst_ptr[0] = src[0]; 698 dst_ptr[1] = src[1]; 699 dst_ptr[2] = src[2]; 700 dst_ptr[3] = src[3]; 701 dst_ptr[4] = src[4]; 702 dst_ptr[5] = src[5]; 703 dst_ptr[6] = src[6]; 704 dst_ptr[7] = src[7]; 705 dst_ptr += 8; 706 src += 8; 707 } 708 else 709 { 710 for (relbit = 1; count-- != 0 && src < end_src; relbit <<= 1) 711 { 712 if (relbit & mod_byte) 713 { 714 unsigned char reloc = *src; 715 /* This item needs to be relocated */ 716 switch (reloc & RELOCATION_TYPE_BITS) 717 { 718 case RELOCATION_TYPE_ABS: 719 720 break; 721 722 case RELOCATION_TYPE_REL: 723 { 724 /* Relocate the item relative to the section */ 725 oasys_reloc_type *r; 726 727 amt = sizeof (oasys_reloc_type); 728 r = (oasys_reloc_type *) bfd_alloc (abfd, 729 amt); 730 if (!r) 731 return FALSE; 732 *(per->reloc_tail_ptr) = r; 733 per->reloc_tail_ptr = &r->next; 734 r->next = (oasys_reloc_type *) NULL; 735 /* Reference to undefined symbol */ 736 src++; 737 /* There is no symbol */ 738 r->symbol = 0; 739 /* Work out the howto */ 740 abort (); 741#if 0 742 r->relent.section = 743 data->sections[reloc & 744 RELOCATION_SECT_BITS]; 745 746 r->relent.addend = - 747 r->relent.section->vma; 748#endif 749 r->relent.address = dst_ptr - dst_base_ptr; 750 r->relent.howto = &howto_table[reloc >> 6]; 751 r->relent.sym_ptr_ptr = (asymbol **) NULL; 752 section->reloc_count++; 753 754 /* Fake up the data to look like 755 it's got the -ve pc in it, this 756 makes it much easier to convert 757 into other formats. This is done 758 by hitting the addend. */ 759 if (r->relent.howto->pc_relative) 760 r->relent.addend -= dst_ptr - dst_base_ptr; 761 } 762 break; 763 764 765 case RELOCATION_TYPE_UND: 766 { 767 oasys_reloc_type *r; 768 769 amt = sizeof (oasys_reloc_type); 770 r = (oasys_reloc_type *) bfd_alloc (abfd, 771 amt); 772 if (!r) 773 return FALSE; 774 *(per->reloc_tail_ptr) = r; 775 per->reloc_tail_ptr = &r->next; 776 r->next = (oasys_reloc_type *) NULL; 777 /* Reference to undefined symbol */ 778 src++; 779 /* Get symbol number */ 780 r->symbol = (src[0] << 8) | src[1]; 781 /* Work out the howto */ 782 abort (); 783 784#if 0 785 r->relent.section = (asection 786 *) NULL; 787#endif 788 r->relent.addend = 0; 789 r->relent.address = dst_ptr - dst_base_ptr; 790 r->relent.howto = &howto_table[reloc >> 6]; 791 r->relent.sym_ptr_ptr = (asymbol **) NULL; 792 section->reloc_count++; 793 794 src += 2; 795 /* Fake up the data to look like 796 it's got the -ve pc in it, this 797 makes it much easier to convert 798 into other formats. This is done 799 by hitting the addend. */ 800 if (r->relent.howto->pc_relative) 801 r->relent.addend -= dst_ptr - dst_base_ptr; 802 } 803 break; 804 case RELOCATION_TYPE_COM: 805 BFD_FAIL (); 806 } 807 } 808 *dst_ptr++ = *src++; 809 } 810 } 811 } 812 } 813 break; 814 case oasys_record_is_local_enum: 815 case oasys_record_is_symbol_enum: 816 case oasys_record_is_section_enum: 817 break; 818 default: 819 loop = FALSE; 820 } 821 } 822 823 return TRUE; 824 825} 826 827static bfd_boolean 828oasys_new_section_hook (abfd, newsect) 829 bfd *abfd; 830 asection *newsect; 831{ 832 newsect->used_by_bfd = (PTR) 833 bfd_alloc (abfd, (bfd_size_type) sizeof (oasys_per_section_type)); 834 if (!newsect->used_by_bfd) 835 return FALSE; 836 oasys_per_section (newsect)->data = (bfd_byte *) NULL; 837 oasys_per_section (newsect)->section = newsect; 838 oasys_per_section (newsect)->offset = 0; 839 oasys_per_section (newsect)->initialized = FALSE; 840 newsect->alignment_power = 1; 841 /* Turn the section string into an index */ 842 843 sscanf (newsect->name, "%u", &newsect->target_index); 844 845 return TRUE; 846} 847 848 849static long 850oasys_get_reloc_upper_bound (abfd, asect) 851 bfd *abfd; 852 sec_ptr asect; 853{ 854 if (! oasys_slurp_section_data (abfd)) 855 return -1; 856 return (asect->reloc_count + 1) * sizeof (arelent *); 857} 858 859static bfd_boolean 860oasys_get_section_contents (abfd, section, location, offset, count) 861 bfd *abfd; 862 sec_ptr section; 863 PTR location; 864 file_ptr offset; 865 bfd_size_type count; 866{ 867 oasys_per_section_type *p = oasys_per_section (section); 868 oasys_slurp_section_data (abfd); 869 if (! p->initialized) 870 { 871 (void) memset (location, 0, (size_t) count); 872 } 873 else 874 { 875 (void) memcpy (location, (PTR) (p->data + offset), (size_t) count); 876 } 877 return TRUE; 878} 879 880 881long 882oasys_canonicalize_reloc (ignore_abfd, section, relptr, symbols) 883 bfd *ignore_abfd ATTRIBUTE_UNUSED; 884 sec_ptr section; 885 arelent **relptr; 886 asymbol **symbols ATTRIBUTE_UNUSED; 887{ 888 unsigned int reloc_count = 0; 889 oasys_reloc_type *src = (oasys_reloc_type *) (section->relocation); 890 while (src != (oasys_reloc_type *) NULL) 891 { 892 abort (); 893 894#if 0 895 if (src->relent.section == (asection *) NULL) 896 { 897 src->relent.sym_ptr_ptr = symbols + src->symbol; 898 } 899#endif 900 901 *relptr++ = &src->relent; 902 src = src->next; 903 reloc_count++; 904 } 905 *relptr = (arelent *) NULL; 906 return section->reloc_count = reloc_count; 907} 908 909 910 911 912/* Writing */ 913 914 915/* Calculate the checksum and write one record */ 916static bfd_boolean 917oasys_write_record (abfd, type, record, size) 918 bfd *abfd; 919 oasys_record_enum_type type; 920 oasys_record_union_type *record; 921 size_t size; 922{ 923 int checksum; 924 size_t i; 925 unsigned char *ptr; 926 927 record->header.length = size; 928 record->header.type = (int) type; 929 record->header.check_sum = 0; 930 record->header.fill = 0; 931 ptr = (unsigned char *) &record->pad[0]; 932 checksum = 0; 933 for (i = 0; i < size; i++) 934 { 935 checksum += *ptr++; 936 } 937 record->header.check_sum = 0xff & (-checksum); 938 if (bfd_bwrite ((PTR) record, (bfd_size_type) size, abfd) != size) 939 return FALSE; 940 return TRUE; 941} 942 943 944/* Write out all the symbols */ 945static bfd_boolean 946oasys_write_syms (abfd) 947 bfd *abfd; 948{ 949 unsigned int count; 950 asymbol **generic = bfd_get_outsymbols (abfd); 951 unsigned int index = 0; 952 for (count = 0; count < bfd_get_symcount (abfd); count++) 953 { 954 955 oasys_symbol_record_type symbol; 956 asymbol *const g = generic[count]; 957 958 const char *src = g->name; 959 char *dst = symbol.name; 960 unsigned int l = 0; 961 962 if (bfd_is_com_section (g->section)) 963 { 964 symbol.relb = RELOCATION_TYPE_COM; 965 H_PUT_16 (abfd, index, symbol.refno); 966 index++; 967 } 968 else if (bfd_is_abs_section (g->section)) 969 { 970 symbol.relb = RELOCATION_TYPE_ABS; 971 H_PUT_16 (abfd, 0, symbol.refno); 972 973 } 974 else if (bfd_is_und_section (g->section)) 975 { 976 symbol.relb = RELOCATION_TYPE_UND; 977 H_PUT_16 (abfd, index, symbol.refno); 978 /* Overload the value field with the output index number */ 979 index++; 980 } 981 else if (g->flags & BSF_DEBUGGING) 982 { 983 /* throw it away */ 984 continue; 985 } 986 else 987 { 988 if (g->section == (asection *) NULL) 989 { 990 /* Sometime, the oasys tools give out a symbol with illegal 991 bits in it, we'll output it in the same broken way */ 992 993 symbol.relb = RELOCATION_TYPE_REL | 0; 994 } 995 else 996 { 997 symbol.relb = RELOCATION_TYPE_REL | g->section->output_section->target_index; 998 } 999 H_PUT_16 (abfd, 0, symbol.refno); 1000 } 1001#ifdef UNDERSCORE_HACK 1002 if (src[l] == '_') 1003 dst[l++] = '.'; 1004#endif 1005 while (src[l]) 1006 { 1007 dst[l] = src[l]; 1008 l++; 1009 } 1010 1011 H_PUT_32 (abfd, g->value, symbol.value); 1012 1013 1014 if (g->flags & BSF_LOCAL) 1015 { 1016 if (! oasys_write_record (abfd, 1017 oasys_record_is_local_enum, 1018 (oasys_record_union_type *) & symbol, 1019 offsetof (oasys_symbol_record_type, 1020 name[0]) + l)) 1021 return FALSE; 1022 } 1023 else 1024 { 1025 if (! oasys_write_record (abfd, 1026 oasys_record_is_symbol_enum, 1027 (oasys_record_union_type *) & symbol, 1028 offsetof (oasys_symbol_record_type, 1029 name[0]) + l)) 1030 return FALSE; 1031 } 1032 g->value = index - 1; 1033 } 1034 1035 return TRUE; 1036} 1037 1038 1039 /* Write a section header for each section */ 1040static bfd_boolean 1041oasys_write_sections (abfd) 1042 bfd *abfd; 1043{ 1044 asection *s; 1045 static oasys_section_record_type out; 1046 1047 for (s = abfd->sections; s != (asection *) NULL; s = s->next) 1048 { 1049 if (!ISDIGIT (s->name[0])) 1050 { 1051 (*_bfd_error_handler) 1052 (_("%s: can not represent section `%s' in oasys"), 1053 bfd_get_filename (abfd), s->name); 1054 bfd_set_error (bfd_error_nonrepresentable_section); 1055 return FALSE; 1056 } 1057 out.relb = RELOCATION_TYPE_REL | s->target_index; 1058 H_PUT_32 (abfd, s->size, out.value); 1059 H_PUT_32 (abfd, s->vma, out.vma); 1060 1061 if (! oasys_write_record (abfd, 1062 oasys_record_is_section_enum, 1063 (oasys_record_union_type *) & out, 1064 sizeof (out))) 1065 return FALSE; 1066 } 1067 return TRUE; 1068} 1069 1070static bfd_boolean 1071oasys_write_header (abfd) 1072 bfd *abfd; 1073{ 1074 /* Create and write the header */ 1075 oasys_header_record_type r; 1076 size_t length = strlen (abfd->filename); 1077 if (length > (size_t) sizeof (r.module_name)) 1078 { 1079 length = sizeof (r.module_name); 1080 } 1081 1082 (void) memcpy (r.module_name, 1083 abfd->filename, 1084 length); 1085 (void) memset (r.module_name + length, 1086 ' ', 1087 sizeof (r.module_name) - length); 1088 1089 r.version_number = OASYS_VERSION_NUMBER; 1090 r.rev_number = OASYS_REV_NUMBER; 1091 if (! oasys_write_record (abfd, 1092 oasys_record_is_header_enum, 1093 (oasys_record_union_type *) & r, 1094 offsetof (oasys_header_record_type, 1095 description[0]))) 1096 return FALSE; 1097 1098 return TRUE; 1099} 1100 1101static bfd_boolean 1102oasys_write_end (abfd) 1103 bfd *abfd; 1104{ 1105 oasys_end_record_type end; 1106 unsigned char null = 0; 1107 end.relb = RELOCATION_TYPE_ABS; 1108 H_PUT_32 (abfd, abfd->start_address, end.entry); 1109 H_PUT_16 (abfd, 0, end.fill); 1110 end.zero = 0; 1111 if (! oasys_write_record (abfd, 1112 oasys_record_is_end_enum, 1113 (oasys_record_union_type *) & end, 1114 sizeof (end))) 1115 return FALSE; 1116 if (bfd_bwrite ((PTR) &null, (bfd_size_type) 1, abfd) != 1) 1117 return FALSE; 1118 return TRUE; 1119} 1120 1121static int 1122comp (ap, bp) 1123 const PTR ap; 1124 const PTR bp; 1125{ 1126 arelent *a = *((arelent **) ap); 1127 arelent *b = *((arelent **) bp); 1128 return a->address - b->address; 1129} 1130 1131/* 1132 Writing data.. 1133 1134*/ 1135static bfd_boolean 1136oasys_write_data (abfd) 1137 bfd *abfd; 1138{ 1139 asection *s; 1140 for (s = abfd->sections; s != (asection *) NULL; s = s->next) 1141 { 1142 if (s->flags & SEC_LOAD) 1143 { 1144 bfd_byte *raw_data = oasys_per_section (s)->data; 1145 oasys_data_record_type processed_data; 1146 bfd_size_type current_byte_index = 0; 1147 unsigned int relocs_to_go = s->reloc_count; 1148 arelent **p = s->orelocation; 1149 if (s->reloc_count != 0) 1150 { 1151/* Sort the reloc records so it's easy to insert the relocs into the 1152 data */ 1153 1154 qsort (s->orelocation, 1155 s->reloc_count, 1156 sizeof (arelent **), 1157 comp); 1158 } 1159 current_byte_index = 0; 1160 processed_data.relb = s->target_index | RELOCATION_TYPE_REL; 1161 1162 while (current_byte_index < s->size) 1163 { 1164 /* Scan forwards by eight bytes or however much is left and see if 1165 there are any relocations going on */ 1166 bfd_byte *mod = &processed_data.data[0]; 1167 bfd_byte *dst = &processed_data.data[1]; 1168 1169 unsigned int i = 0; 1170 *mod = 0; 1171 1172 1173 H_PUT_32 (abfd, s->vma + current_byte_index, 1174 processed_data.addr); 1175 1176 /* Don't start a relocation unless you're sure you can finish it 1177 within the same data record. The worst case relocation is a 1178 4-byte relocatable value which is split across two modification 1179 bytes (1 relocation byte + 2 symbol reference bytes + 2 data + 1180 1 modification byte + 2 data = 8 bytes total). That's where 1181 the magic number 8 comes from. 1182 */ 1183 while (current_byte_index < s->size && dst <= 1184 &processed_data.data[sizeof (processed_data.data) - 8]) 1185 { 1186 1187 1188 if (relocs_to_go != 0) 1189 { 1190 arelent *r = *p; 1191 reloc_howto_type *const how = r->howto; 1192 /* There is a relocation, is it for this byte ? */ 1193 if (r->address == current_byte_index) 1194 { 1195 unsigned char rel_byte; 1196 1197 p++; 1198 relocs_to_go--; 1199 1200 *mod |= (1 << i); 1201 if (how->pc_relative) 1202 { 1203 rel_byte = RELOCATION_PCREL_BIT; 1204 1205 /* Also patch the raw data so that it doesn't have 1206 the -ve stuff any more */ 1207 if (how->size != 2) 1208 { 1209 bfd_put_16 (abfd, 1210 bfd_get_16 (abfd, raw_data) + 1211 current_byte_index, raw_data); 1212 } 1213 1214 else 1215 { 1216 bfd_put_32 (abfd, 1217 bfd_get_32 (abfd, raw_data) + 1218 current_byte_index, raw_data); 1219 } 1220 } 1221 else 1222 { 1223 rel_byte = 0; 1224 } 1225 if (how->size == 2) 1226 { 1227 rel_byte |= RELOCATION_32BIT_BIT; 1228 } 1229 1230 /* Is this a section relative relocation, or a symbol 1231 relative relocation ? */ 1232 abort (); 1233 1234#if 0 1235 if (r->section != (asection *) NULL) 1236 { 1237 /* The relent has a section attached, so it must be section 1238 relative */ 1239 rel_byte |= RELOCATION_TYPE_REL; 1240 rel_byte |= r->section->output_section->target_index; 1241 *dst++ = rel_byte; 1242 } 1243 else 1244#endif 1245 { 1246 asymbol *sym = *(r->sym_ptr_ptr); 1247 1248 /* If this symbol has a section attached, then it 1249 has already been resolved. Change from a symbol 1250 ref to a section ref */ 1251 if (sym->section != (asection *) NULL) 1252 { 1253 rel_byte |= RELOCATION_TYPE_REL; 1254 rel_byte |= 1255 sym->section->output_section->target_index; 1256 *dst++ = rel_byte; 1257 } 1258 else 1259 { 1260 rel_byte |= RELOCATION_TYPE_UND; 1261 *dst++ = rel_byte; 1262 /* Next two bytes are a symbol index - we can get 1263 this from the symbol value which has been zapped 1264 into the symbol index in the table when the 1265 symbol table was written 1266 */ 1267 *dst++ = sym->value >> 8; 1268 *dst++ = sym->value; 1269 } 1270 } 1271#define ADVANCE { if (++i >= 8) { i = 0; mod = dst++; *mod = 0; } current_byte_index++; } 1272 /* relocations never occur from an unloadable section, 1273 so we can assume that raw_data is not NULL 1274 */ 1275 *dst++ = *raw_data++; 1276 ADVANCE 1277 * dst++ = *raw_data++; 1278 ADVANCE 1279 if (how->size == 2) 1280 { 1281 *dst++ = *raw_data++; 1282 ADVANCE 1283 * dst++ = *raw_data++; 1284 ADVANCE 1285 } 1286 continue; 1287 } 1288 } 1289 /* If this is coming from an unloadable section then copy 1290 zeros */ 1291 if (raw_data == NULL) 1292 { 1293 *dst++ = 0; 1294 } 1295 else 1296 { 1297 *dst++ = *raw_data++; 1298 } 1299 ADVANCE 1300 } 1301 1302 /* Don't write a useless null modification byte */ 1303 if (dst == mod + 1) 1304 { 1305 --dst; 1306 } 1307 1308 if (! (oasys_write_record 1309 (abfd, oasys_record_is_data_enum, 1310 ((oasys_record_union_type *) &processed_data), 1311 (size_t) (dst - (bfd_byte *) &processed_data)))) 1312 return FALSE; 1313 } 1314 } 1315 } 1316 1317 return TRUE; 1318} 1319 1320static bfd_boolean 1321oasys_write_object_contents (abfd) 1322 bfd *abfd; 1323{ 1324 if (! oasys_write_header (abfd)) 1325 return FALSE; 1326 if (! oasys_write_syms (abfd)) 1327 return FALSE; 1328 if (! oasys_write_sections (abfd)) 1329 return FALSE; 1330 if (! oasys_write_data (abfd)) 1331 return FALSE; 1332 if (! oasys_write_end (abfd)) 1333 return FALSE; 1334 return TRUE; 1335} 1336 1337 1338 1339 1340/** exec and core file sections */ 1341 1342/* set section contents is complicated with OASYS since the format is 1343* not a byte image, but a record stream. 1344*/ 1345static bfd_boolean 1346oasys_set_section_contents (abfd, section, location, offset, count) 1347 bfd *abfd; 1348 sec_ptr section; 1349 const PTR location; 1350 file_ptr offset; 1351 bfd_size_type count; 1352{ 1353 if (count != 0) 1354 { 1355 if (oasys_per_section (section)->data == (bfd_byte *) NULL) 1356 { 1357 oasys_per_section (section)->data = 1358 (bfd_byte *) (bfd_alloc (abfd, section->size)); 1359 if (!oasys_per_section (section)->data) 1360 return FALSE; 1361 } 1362 (void) memcpy ((PTR) (oasys_per_section (section)->data + offset), 1363 location, 1364 (size_t) count); 1365 } 1366 return TRUE; 1367} 1368 1369 1370 1371/* Native-level interface to symbols. */ 1372 1373/* We read the symbols into a buffer, which is discarded when this 1374function exits. We read the strings into a buffer large enough to 1375hold them all plus all the cached symbol entries. */ 1376 1377static asymbol * 1378oasys_make_empty_symbol (abfd) 1379 bfd *abfd; 1380{ 1381 bfd_size_type amt = sizeof (oasys_symbol_type); 1382 oasys_symbol_type *new = (oasys_symbol_type *) bfd_zalloc (abfd, amt); 1383 if (!new) 1384 return NULL; 1385 new->symbol.the_bfd = abfd; 1386 return &new->symbol; 1387} 1388 1389 1390 1391 1392/* User should have checked the file flags; perhaps we should return 1393BFD_NO_MORE_SYMBOLS if there are none? */ 1394 1395static bfd * 1396oasys_openr_next_archived_file (arch, prev) 1397 bfd *arch; 1398 bfd *prev; 1399{ 1400 oasys_ar_data_type *ar = OASYS_AR_DATA (arch); 1401 oasys_module_info_type *p; 1402 /* take the next one from the arch state, or reset */ 1403 if (prev == (bfd *) NULL) 1404 { 1405 /* Reset the index - the first two entries are bogus*/ 1406 ar->module_index = 0; 1407 } 1408 1409 p = ar->module + ar->module_index; 1410 ar->module_index++; 1411 1412 if (ar->module_index <= ar->module_count) 1413 { 1414 if (p->abfd == (bfd *) NULL) 1415 { 1416 p->abfd = _bfd_create_empty_archive_element_shell (arch); 1417 p->abfd->origin = p->pos; 1418 p->abfd->filename = p->name; 1419 1420 /* Fixup a pointer to this element for the member */ 1421 p->abfd->arelt_data = (PTR) p; 1422 } 1423 return p->abfd; 1424 } 1425 else 1426 { 1427 bfd_set_error (bfd_error_no_more_archived_files); 1428 return (bfd *) NULL; 1429 } 1430} 1431 1432static bfd_boolean 1433oasys_find_nearest_line (abfd, section, symbols, offset, 1434 filename_ptr, functionname_ptr, line_ptr) 1435 bfd *abfd ATTRIBUTE_UNUSED; 1436 asection *section ATTRIBUTE_UNUSED; 1437 asymbol **symbols ATTRIBUTE_UNUSED; 1438 bfd_vma offset ATTRIBUTE_UNUSED; 1439 const char **filename_ptr ATTRIBUTE_UNUSED; 1440 const char **functionname_ptr ATTRIBUTE_UNUSED; 1441 unsigned int *line_ptr ATTRIBUTE_UNUSED; 1442{ 1443 return FALSE; 1444 1445} 1446 1447static int 1448oasys_generic_stat_arch_elt (abfd, buf) 1449 bfd *abfd; 1450 struct stat *buf; 1451{ 1452 oasys_module_info_type *mod = (oasys_module_info_type *) abfd->arelt_data; 1453 if (mod == (oasys_module_info_type *) NULL) 1454 { 1455 bfd_set_error (bfd_error_invalid_operation); 1456 return -1; 1457 } 1458 else 1459 { 1460 buf->st_size = mod->size; 1461 buf->st_mode = 0666; 1462 return 0; 1463 } 1464} 1465 1466static int 1467oasys_sizeof_headers (abfd, exec) 1468 bfd *abfd ATTRIBUTE_UNUSED; 1469 bfd_boolean exec ATTRIBUTE_UNUSED; 1470{ 1471 return 0; 1472} 1473 1474#define oasys_close_and_cleanup _bfd_generic_close_and_cleanup 1475#define oasys_bfd_free_cached_info _bfd_generic_bfd_free_cached_info 1476 1477#define oasys_slurp_armap bfd_true 1478#define oasys_slurp_extended_name_table bfd_true 1479#define oasys_construct_extended_name_table \ 1480 ((bfd_boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \ 1481 bfd_true) 1482#define oasys_truncate_arname bfd_dont_truncate_arname 1483#define oasys_write_armap \ 1484 ((bfd_boolean (*) \ 1485 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int))) \ 1486 bfd_true) 1487#define oasys_read_ar_hdr bfd_nullvoidptr 1488#define oasys_get_elt_at_index _bfd_generic_get_elt_at_index 1489#define oasys_update_armap_timestamp bfd_true 1490 1491#define oasys_bfd_is_local_label_name bfd_generic_is_local_label_name 1492#define oasys_bfd_is_target_special_symbol ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false) 1493#define oasys_get_lineno _bfd_nosymbols_get_lineno 1494#define oasys_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol 1495#define oasys_read_minisymbols _bfd_generic_read_minisymbols 1496#define oasys_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol 1497 1498#define oasys_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup 1499 1500#define oasys_set_arch_mach bfd_default_set_arch_mach 1501 1502#define oasys_get_section_contents_in_window \ 1503 _bfd_generic_get_section_contents_in_window 1504 1505#define oasys_bfd_get_relocated_section_contents \ 1506 bfd_generic_get_relocated_section_contents 1507#define oasys_bfd_relax_section bfd_generic_relax_section 1508#define oasys_bfd_gc_sections bfd_generic_gc_sections 1509#define oasys_bfd_merge_sections bfd_generic_merge_sections 1510#define oasys_bfd_is_group_section bfd_generic_is_group_section 1511#define oasys_bfd_discard_group bfd_generic_discard_group 1512#define oasys_section_already_linked \ 1513 _bfd_generic_section_already_linked 1514#define oasys_bfd_link_hash_table_create _bfd_generic_link_hash_table_create 1515#define oasys_bfd_link_hash_table_free _bfd_generic_link_hash_table_free 1516#define oasys_bfd_link_add_symbols _bfd_generic_link_add_symbols 1517#define oasys_bfd_link_just_syms _bfd_generic_link_just_syms 1518#define oasys_bfd_final_link _bfd_generic_final_link 1519#define oasys_bfd_link_split_section _bfd_generic_link_split_section 1520 1521/*SUPPRESS 460 */ 1522const bfd_target oasys_vec = 1523{ 1524 "oasys", /* name */ 1525 bfd_target_oasys_flavour, 1526 BFD_ENDIAN_BIG, /* target byte order */ 1527 BFD_ENDIAN_BIG, /* target headers byte order */ 1528 (HAS_RELOC | EXEC_P | /* object flags */ 1529 HAS_LINENO | HAS_DEBUG | 1530 HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), 1531 (SEC_CODE | SEC_DATA | SEC_ROM | SEC_HAS_CONTENTS 1532 | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ 1533 0, /* leading underscore */ 1534 ' ', /* ar_pad_char */ 1535 16, /* ar_max_namelen */ 1536 bfd_getb64, bfd_getb_signed_64, bfd_putb64, 1537 bfd_getb32, bfd_getb_signed_32, bfd_putb32, 1538 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */ 1539 bfd_getb64, bfd_getb_signed_64, bfd_putb64, 1540 bfd_getb32, bfd_getb_signed_32, bfd_putb32, 1541 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */ 1542 1543 {_bfd_dummy_target, 1544 oasys_object_p, /* bfd_check_format */ 1545 oasys_archive_p, 1546 _bfd_dummy_target, 1547 }, 1548 { /* bfd_set_format */ 1549 bfd_false, 1550 oasys_mkobject, 1551 _bfd_generic_mkarchive, 1552 bfd_false 1553 }, 1554 { /* bfd_write_contents */ 1555 bfd_false, 1556 oasys_write_object_contents, 1557 _bfd_write_archive_contents, 1558 bfd_false, 1559 }, 1560 1561 BFD_JUMP_TABLE_GENERIC (oasys), 1562 BFD_JUMP_TABLE_COPY (_bfd_generic), 1563 BFD_JUMP_TABLE_CORE (_bfd_nocore), 1564 BFD_JUMP_TABLE_ARCHIVE (oasys), 1565 BFD_JUMP_TABLE_SYMBOLS (oasys), 1566 BFD_JUMP_TABLE_RELOCS (oasys), 1567 BFD_JUMP_TABLE_WRITE (oasys), 1568 BFD_JUMP_TABLE_LINK (oasys), 1569 BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), 1570 1571 NULL, 1572 1573 (PTR) 0 1574}; 1575