1 /* vms.c -- BFD back-end for VAX (openVMS/VAX) and
2 EVAX (openVMS/Alpha) files.
3 Copyright 1996, 97, 98, 99, 2000 Free Software Foundation, Inc.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
28 static boolean vms_initialize PARAMS ((bfd *));
29 static unsigned int priv_section_count;
30 static boolean fill_section_ptr PARAMS ((struct bfd_hash_entry *, PTR));
31 static boolean vms_fixup_sections PARAMS ((bfd *));
32 static boolean copy_symbols PARAMS ((struct bfd_hash_entry *, PTR));
33 static bfd_reloc_status_type reloc_nil
34 PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
35 static const struct bfd_target *vms_object_p PARAMS ((bfd *abfd));
36 static const struct bfd_target *vms_archive_p PARAMS ((bfd *abfd));
37 static boolean vms_mkobject PARAMS ((bfd *abfd));
38 static boolean vms_write_object_contents PARAMS ((bfd *abfd));
39 static boolean vms_close_and_cleanup PARAMS ((bfd *abfd));
40 static boolean vms_bfd_free_cached_info PARAMS ((bfd *abfd));
41 static boolean vms_new_section_hook PARAMS ((bfd *abfd, asection *section));
42 static boolean vms_get_section_contents
43 PARAMS ((bfd *abfd, asection *section, PTR x1, file_ptr x2,
45 static boolean vms_get_section_contents_in_window
46 PARAMS ((bfd *abfd, asection *section, bfd_window *w, file_ptr offset,
47 bfd_size_type count));
48 static boolean vms_bfd_copy_private_bfd_data PARAMS ((bfd *src, bfd *dest));
49 static boolean vms_bfd_copy_private_section_data
50 PARAMS ((bfd *srcbfd, asection *srcsec, bfd *dstbfd, asection *dstsec));
51 static boolean vms_bfd_copy_private_symbol_data
52 PARAMS ((bfd *ibfd, asymbol *isym, bfd *obfd, asymbol *osym));
53 static boolean vms_bfd_print_private_bfd_data
54 PARAMS ((bfd *abfd, void *file));
55 static char *vms_core_file_failing_command PARAMS ((bfd *abfd));
56 static int vms_core_file_failing_signal PARAMS ((bfd *abfd));
57 static boolean vms_core_file_matches_executable_p
58 PARAMS ((bfd *abfd, bfd *bbfd));
59 static boolean vms_slurp_armap PARAMS ((bfd *abfd));
60 static boolean vms_slurp_extended_name_table PARAMS ((bfd *abfd));
61 static boolean vms_construct_extended_name_table
62 PARAMS ((bfd *abfd, char **tabloc, bfd_size_type *tablen,
64 static void vms_truncate_arname
65 PARAMS ((bfd *abfd, CONST char *pathname, char *arhdr));
66 static boolean vms_write_armap
67 PARAMS ((bfd *arch, unsigned int elength, struct orl *map,
68 unsigned int orl_count, int stridx));
69 static PTR vms_read_ar_hdr PARAMS ((bfd *abfd));
70 static bfd *vms_get_elt_at_index PARAMS ((bfd *abfd, symindex index));
71 static bfd *vms_openr_next_archived_file PARAMS ((bfd *arch, bfd *prev));
72 static boolean vms_update_armap_timestamp PARAMS ((bfd *abfd));
73 static int vms_generic_stat_arch_elt PARAMS ((bfd *abfd, struct stat *stat));
74 static long vms_get_symtab_upper_bound PARAMS ((bfd *abfd));
75 static long vms_get_symtab PARAMS ((bfd *abfd, asymbol **symbols));
76 static void vms_print_symbol
77 PARAMS ((bfd *abfd, PTR file, asymbol *symbol, bfd_print_symbol_type how));
78 static void vms_get_symbol_info
79 PARAMS ((bfd *abfd, asymbol *symbol, symbol_info *ret));
80 static boolean vms_bfd_is_local_label_name PARAMS ((bfd *abfd, const char *));
81 static alent *vms_get_lineno PARAMS ((bfd *abfd, asymbol *symbol));
82 static boolean vms_find_nearest_line
83 PARAMS ((bfd *abfd, asection *section, asymbol **symbols, bfd_vma offset,
84 const char **file, const char **func, unsigned int *line));
85 static asymbol *vms_bfd_make_debug_symbol
86 PARAMS ((bfd *abfd, void *ptr, unsigned long size));
87 static long vms_read_minisymbols
88 PARAMS ((bfd *abfd, boolean dynamic, PTR *minisymsp, unsigned int *sizep));
89 static asymbol *vms_minisymbol_to_symbol
90 PARAMS ((bfd *abfd, boolean dynamic, const PTR minisym, asymbol *sym));
91 static long vms_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
92 static long vms_canonicalize_reloc
93 PARAMS ((bfd *abfd, asection *srcsec, arelent **location,
95 static const struct reloc_howto_struct *vms_bfd_reloc_type_lookup
96 PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
97 static boolean vms_set_arch_mach
98 PARAMS ((bfd *abfd, enum bfd_architecture arch, unsigned long mach));
99 static boolean vms_set_section_contents
100 PARAMS ((bfd *abfd, asection *section, PTR location, file_ptr offset,
101 bfd_size_type count));
102 static int vms_sizeof_headers PARAMS ((bfd *abfd, boolean reloc));
103 static bfd_byte *vms_bfd_get_relocated_section_contents
104 PARAMS ((bfd *abfd, struct bfd_link_info *link_info,
105 struct bfd_link_order *link_order, bfd_byte *data,
106 boolean relocateable, asymbol **symbols));
107 static boolean vms_bfd_relax_section
108 PARAMS ((bfd *abfd, asection *section, struct bfd_link_info *link_info,
110 static boolean vms_bfd_gc_sections
111 PARAMS ((bfd *abfd, struct bfd_link_info *link_info));
112 static struct bfd_link_hash_table *vms_bfd_link_hash_table_create
113 PARAMS ((bfd *abfd));
114 static boolean vms_bfd_link_add_symbols
115 PARAMS ((bfd *abfd, struct bfd_link_info *link_info));
116 static boolean vms_bfd_final_link
117 PARAMS ((bfd *abfd, struct bfd_link_info *link_info));
118 static boolean vms_bfd_link_split_section
119 PARAMS ((bfd *abfd, asection *section));
120 static long vms_get_dynamic_symtab_upper_bound PARAMS ((bfd *abfd));
121 static long vms_canonicalize_dynamic_symtab
122 PARAMS ((bfd *abfd, asymbol **symbols));
123 static long vms_get_dynamic_reloc_upper_bound PARAMS ((bfd *abfd));
124 static long vms_canonicalize_dynamic_reloc
125 PARAMS ((bfd *abfd, arelent **arel, asymbol **symbols));
126 static boolean vms_bfd_merge_private_bfd_data PARAMS ((bfd *ibfd, bfd *obfd));
127 static boolean vms_bfd_set_private_flags PARAMS ((bfd *abfd, flagword flags));
129 #define vms_make_empty_symbol _bfd_vms_make_empty_symbol
131 /*===========================================================================*/
133 const bfd_target vms_alpha_vec =
135 "vms-alpha", /* name */
136 bfd_target_evax_flavour,
137 BFD_ENDIAN_LITTLE, /* data byte order is little */
138 BFD_ENDIAN_LITTLE, /* header byte order is little */
140 (HAS_RELOC | HAS_SYMS
141 | WP_TEXT | D_PAGED), /* object flags */
142 (SEC_ALLOC | SEC_LOAD | SEC_RELOC
143 | SEC_READONLY | SEC_CODE | SEC_DATA
144 | SEC_HAS_CONTENTS | SEC_IN_MEMORY), /* sect flags */
145 0, /* symbol_leading_char */
146 ' ', /* ar_pad_char */
147 15, /* ar_max_namelen */
148 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
149 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
150 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
151 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
152 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
153 bfd_getl16, bfd_getl_signed_16, bfd_putl16,
155 {_bfd_dummy_target, vms_object_p, /* bfd_check_format */
156 vms_archive_p, _bfd_dummy_target},
157 {bfd_false, vms_mkobject, /* bfd_set_format */
158 _bfd_generic_mkarchive, bfd_false},
159 {bfd_false, vms_write_object_contents, /* bfd_write_contents */
160 _bfd_write_archive_contents, bfd_false},
162 BFD_JUMP_TABLE_GENERIC (vms),
163 BFD_JUMP_TABLE_COPY (vms),
164 BFD_JUMP_TABLE_CORE (vms),
165 BFD_JUMP_TABLE_ARCHIVE (vms),
166 BFD_JUMP_TABLE_SYMBOLS (vms),
167 BFD_JUMP_TABLE_RELOCS (vms),
168 BFD_JUMP_TABLE_WRITE (vms),
169 BFD_JUMP_TABLE_LINK (vms),
170 BFD_JUMP_TABLE_DYNAMIC (vms),
177 const bfd_target vms_vax_vec =
179 "vms-vax", /* name */
180 bfd_target_ovax_flavour,
181 BFD_ENDIAN_LITTLE, /* data byte order is little */
182 BFD_ENDIAN_LITTLE, /* header byte order is little */
184 (HAS_RELOC | HAS_SYMS /* object flags */
186 | HAS_LINENO | HAS_DEBUG | HAS_LOCALS),
188 (SEC_ALLOC | SEC_LOAD | SEC_RELOC
189 | SEC_READONLY | SEC_CODE | SEC_DATA
190 | SEC_HAS_CONTENTS | SEC_IN_MEMORY), /* sect flags */
191 0, /* symbol_leading_char */
192 ' ', /* ar_pad_char */
193 15, /* ar_max_namelen */
194 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
195 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
196 bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* data */
197 bfd_getl64, bfd_getl_signed_64, bfd_putl64,
198 bfd_getl32, bfd_getl_signed_32, bfd_putl32,
199 bfd_getl16, bfd_getl_signed_16, bfd_putl16, /* hdrs */
201 {_bfd_dummy_target, vms_object_p, /* bfd_check_format */
202 vms_archive_p, _bfd_dummy_target},
203 {bfd_false, vms_mkobject, /* bfd_set_format */
204 _bfd_generic_mkarchive, bfd_false},
205 {bfd_false, vms_write_object_contents, /* bfd_write_contents */
206 _bfd_write_archive_contents, bfd_false},
208 BFD_JUMP_TABLE_GENERIC (vms),
209 BFD_JUMP_TABLE_COPY (vms),
210 BFD_JUMP_TABLE_CORE (vms),
211 BFD_JUMP_TABLE_ARCHIVE (vms),
212 BFD_JUMP_TABLE_SYMBOLS (vms),
213 BFD_JUMP_TABLE_RELOCS (vms),
214 BFD_JUMP_TABLE_WRITE (vms),
215 BFD_JUMP_TABLE_LINK (vms),
216 BFD_JUMP_TABLE_DYNAMIC (vms),
223 /*===========================================================================*/
225 /* Initialize private data */
228 vms_initialize (abfd)
233 if (abfd->tdata.any != 0)
236 bfd_set_start_address (abfd, (bfd_vma)-1);
238 abfd->tdata.any = ((struct vms_private_data_struct*)
239 bfd_malloc (sizeof (struct vms_private_data_struct)));
240 if (abfd->tdata.any == 0)
250 PRIV(rec_length) = 0;
251 PRIV(file_format) = FF_UNKNOWN;
252 PRIV(fixup_done) = false;
253 PRIV(sections) = NULL;
255 PRIV(stack) = ((struct stack_struct *)
256 bfd_malloc (sizeof (struct stack_struct) * STACKSIZE));
257 if (PRIV(stack) == 0)
260 free (abfd->tdata.any);
266 PRIV(vms_symbol_table) = ((struct bfd_hash_table *)
267 bfd_malloc (sizeof (struct bfd_hash_table)));
268 if (PRIV(vms_symbol_table) == 0)
273 goto vms_init_no_mem1;
276 if (!bfd_hash_table_init (PRIV(vms_symbol_table), _bfd_vms_hash_newfunc))
279 PRIV(location_stack) = ((struct location_struct *)
280 bfd_malloc (sizeof (struct location_struct)
281 * LOCATION_SAVE_SIZE));
282 if (PRIV(location_stack) == 0)
285 free (PRIV(vms_symbol_table));
286 PRIV(vms_symbol_table) = 0;
287 goto vms_init_no_mem2;
290 for (i = 0; i < VMS_SECTION_COUNT; i++)
291 PRIV(vms_section_table)[i] = NULL;
293 PRIV(output_buf) = (unsigned char *) malloc (MAX_OUTREC_SIZE);
294 if (PRIV(output_buf) == 0)
296 free (PRIV(location_stack));
297 PRIV(location_stack) = 0;
298 goto vms_init_no_mem3;
300 PRIV(push_level) = 0;
301 PRIV(pushed_size) = 0;
302 PRIV(length_pos) = 2;
303 PRIV(output_size) = 0;
304 PRIV(output_alignment) = 1;
309 /* Fill symbol->section with section ptr
310 symbol->section is filled with the section index for defined symbols
311 during reading the GSD/EGSD section. But we need the pointer to the
314 It has the correct value for referenced (undefined section) symbols
316 called from bfd_hash_traverse in vms_fixup_sections */
319 fill_section_ptr (entry, sections)
320 struct bfd_hash_entry *entry;
326 sym = ((vms_symbol_entry *)entry)->symbol;
330 vms_debug (6, "fill_section_ptr: sym %p, sec %p\n", sym, sec);
333 /* fill forward references (these contain section number, not section ptr). */
335 if ((unsigned int) sec < priv_section_count)
337 sec = ((vms_symbol_entry *)entry)->symbol->section =
338 ((asection **)sections)[(int)sec];
341 if (strcmp (sym->name, sec->name) == 0)
342 sym->flags |= BSF_SECTION_SYM;
348 set up all pointers and arrays, counters and sizes are fixed now
350 we build a private sections vector for easy access since sections
351 are always referenced by an index number.
353 alloc PRIV(sections) according to abfd->section_count
354 copy abfd->sections to PRIV(sections) */
357 vms_fixup_sections (abfd)
360 if (PRIV(fixup_done))
364 * traverse symbol table and fill in all section pointers
367 /* can't provide section count as argument to fill_section_ptr(). */
368 priv_section_count = PRIV(section_count);
369 bfd_hash_traverse (PRIV(vms_symbol_table), fill_section_ptr,
370 (PTR) (PRIV(sections)));
372 PRIV(fixup_done) = true;
377 /*===========================================================================*/
379 /* Check the format for a file being read.
380 Return a (bfd_target *) if it's an object file or zero if not. */
382 static const struct bfd_target *
388 const struct bfd_target *target_vector = 0;
389 const bfd_arch_info_type *arch = 0;
392 vms_debug (1, "vms_object_p(%p)\n", abfd);
395 if (!vms_initialize (abfd))
397 fprintf (stderr, "vms_initialize () failed !!\n");
401 if (bfd_seek (abfd, 0L, SEEK_SET))
403 bfd_set_error (bfd_error_file_truncated);
412 vms_debug (7, "reading at %08lx\n", bfd_tell(abfd));
414 if (_bfd_vms_next_record (abfd) < 0)
417 vms_debug (2, "next_record failed\n");
419 bfd_set_error (bfd_error_wrong_format);
423 if ((prev_type == EOBJ_S_C_EGSD)
424 && (PRIV(rec_type) != EOBJ_S_C_EGSD))
426 if (vms_fixup_sections (abfd) == false)
429 vms_debug (2, "vms_fixup_sections failed\n");
431 bfd_set_error (bfd_error_wrong_format);
436 prev_type = PRIV(rec_type);
438 if (target_vector == 0)
440 if (prev_type <= OBJ_S_C_MAXRECTYP)
441 target_vector = &vms_vax_vec;
443 target_vector = &vms_alpha_vec;
450 err = _bfd_vms_slurp_hdr (abfd, prev_type);
455 err = _bfd_vms_slurp_eom (abfd, prev_type);
459 err = _bfd_vms_slurp_gsd (abfd, prev_type);
463 err = _bfd_vms_slurp_tir (abfd, prev_type);
467 err = _bfd_vms_slurp_dbg (abfd, prev_type);
471 err = _bfd_vms_slurp_tbt (abfd, prev_type);
474 err = _bfd_vms_slurp_lnk (abfd, prev_type);
482 vms_debug (2, "slurp type %d failed with %d\n", prev_type, err);
484 bfd_set_error (bfd_error_wrong_format);
488 while ((prev_type != EOBJ_S_C_EEOM) && (prev_type != OBJ_S_C_EOM) && (prev_type != OBJ_S_C_EOMW));
490 if (target_vector == &vms_vax_vec)
492 if (vms_fixup_sections (abfd) == false)
495 vms_debug (2, "vms_fixup_sections failed\n");
497 bfd_set_error (bfd_error_wrong_format);
501 /* set arch_info to vax */
503 arch = bfd_scan_arch ("vax");
506 vms_debug (2, "arch is vax\n");
509 else if (target_vector == &vms_alpha_vec)
511 /* set arch_info to alpha */
513 arch = bfd_scan_arch ("alpha");
516 vms_debug (2, "arch is alpha\n");
523 vms_debug (2, "arch not found\n");
525 bfd_set_error (bfd_error_wrong_format);
528 abfd->arch_info = arch;
530 return target_vector;
533 /* Check the format for a file being read.
534 Return a (bfd_target *) if it's an archive file or zero. */
536 static const struct bfd_target *
538 bfd *abfd ATTRIBUTE_UNUSED;
541 vms_debug (1, "vms_archive_p(%p)\n", abfd);
547 /* Set the format of a file being written. */
554 vms_debug (1, "vms_mkobject(%p)\n", abfd);
557 if (!vms_initialize (abfd))
559 fprintf (stderr, "vms_initialize () failed !!\n");
565 const bfd_arch_info_type *arch = bfd_scan_arch ("vax");
567 const bfd_arch_info_type *arch = bfd_scan_arch ("alpha");
571 bfd_set_error(bfd_error_wrong_format);
574 abfd->arch_info = arch;
580 /* Write cached information into a file being written, at bfd_close. */
583 vms_write_object_contents (abfd)
587 vms_debug (1, "vms_write_object_contents(%p)\n", abfd);
590 if (abfd->section_count > 0) /* we have sections */
594 if (_bfd_vms_write_hdr (abfd, OBJ_S_C_HDR) != 0)
596 if (_bfd_vms_write_gsd (abfd, OBJ_S_C_GSD) != 0)
598 if (_bfd_vms_write_tir (abfd, OBJ_S_C_TIR) != 0)
600 if (_bfd_vms_write_tbt (abfd, OBJ_S_C_TBT) != 0)
602 if (_bfd_vms_write_dbg (abfd, OBJ_S_C_DBG) != 0)
604 if (abfd->section_count > 255)
606 if (_bfd_vms_write_eom (abfd, OBJ_S_C_EOMW) != 0)
611 if (_bfd_vms_write_eom (abfd, OBJ_S_C_EOM) != 0)
617 if (_bfd_vms_write_hdr (abfd, EOBJ_S_C_EMH) != 0)
619 if (_bfd_vms_write_gsd (abfd, EOBJ_S_C_EGSD) != 0)
621 if (_bfd_vms_write_tir (abfd, EOBJ_S_C_ETIR) != 0)
623 if (_bfd_vms_write_tbt (abfd, EOBJ_S_C_ETBT) != 0)
625 if (_bfd_vms_write_dbg (abfd, EOBJ_S_C_EDBG) != 0)
627 if (_bfd_vms_write_eom (abfd, EOBJ_S_C_EEOM) != 0)
634 /*-- 4.1, generic -----------------------------------------------------------*/
636 /* Called when the BFD is being closed to do any necessary cleanup. */
639 vms_close_and_cleanup (abfd)
643 vms_section *es, *es1;
647 vms_debug (1, "vms_close_and_cleanup(%p)\n", abfd);
652 if (PRIV(vms_buf) != NULL)
654 free (PRIV(vms_buf));
655 PRIV(vms_buf) = NULL;
659 if (PRIV(output_buf) != 0)
661 free (PRIV(output_buf));
662 PRIV(output_buf) = 0;
665 sec = abfd->sections;
669 free (sec->contents);
673 if (PRIV(sections) != NULL)
675 free (PRIV(sections));
676 PRIV(sections) = NULL;
679 if (PRIV(vms_symbol_table))
681 bfd_hash_table_free (PRIV(vms_symbol_table));
682 PRIV(vms_symbol_table) = 0;
691 if (PRIV(location_stack))
693 free (PRIV(location_stack));
694 PRIV(location_stack) = 0;
697 for (i = 0; i < VMS_SECTION_COUNT; i++)
699 es = PRIV(vms_section_table)[i];
706 PRIV(vms_section_table)[i] = NULL;
709 free (abfd->tdata.any);
710 abfd->tdata.any = NULL;
715 /* Ask the BFD to free all cached information. */
717 vms_bfd_free_cached_info (abfd)
718 bfd *abfd ATTRIBUTE_UNUSED;
721 vms_debug (1, "vms_bfd_free_cached_info(%p)\n", abfd);
726 /* Called when a new section is created. */
729 vms_new_section_hook (abfd, section)
734 vms_debug (1, "vms_new_section_hook (%p, [%d]%s), count %d\n", abfd, section->index, section->name, abfd->section_count);
736 bfd_set_section_alignment(abfd, section, 4);
738 if (abfd->section_count > PRIV(section_count))
740 PRIV(sections) = ((asection **)
741 bfd_realloc (PRIV(sections), abfd->section_count * sizeof (asection *)));
742 if (PRIV(sections) == 0)
744 PRIV(section_count) = abfd->section_count;
747 vms_debug (6, "section_count: %d\n", PRIV(section_count));
749 PRIV(sections)[section->index] = section;
751 vms_debug (7, "%d: %s\n", section->index, section->name);
757 /* Read the contents of a section.
758 buf points to a buffer of buf_size bytes to be filled with
759 section data (starting at offset into section) */
762 vms_get_section_contents (abfd, section, buf, offset, buf_size)
763 bfd *abfd ATTRIBUTE_UNUSED;
764 asection *section ATTRIBUTE_UNUSED;
765 PTR buf ATTRIBUTE_UNUSED;
766 file_ptr offset ATTRIBUTE_UNUSED;
767 bfd_size_type buf_size ATTRIBUTE_UNUSED;
770 vms_debug (1, "vms_get_section_contents(%p, %s, %p, off %ld, size %d)\n",
771 abfd, section->name, buf, offset, (int)buf_size);
774 /* shouldn't be called, since all sections are IN_MEMORY */
779 /* Read the contents of a section.
780 buf points to a buffer of buf_size bytes to be filled with
781 section data (starting at offset into section) */
784 vms_get_section_contents_in_window (abfd, section, w, offset, count)
785 bfd *abfd ATTRIBUTE_UNUSED;
786 asection *section ATTRIBUTE_UNUSED;
787 bfd_window *w ATTRIBUTE_UNUSED;
788 file_ptr offset ATTRIBUTE_UNUSED;
789 bfd_size_type count ATTRIBUTE_UNUSED;
792 vms_debug (1, "vms_get_section_contents_in_window(%p, %s, %p, off %ld, count %d)\n",
793 abfd, section->name, w, offset, (int)count);
796 /* shouldn't be called, since all sections are IN_MEMORY */
801 /*-- Part 4.2, copy private data --------------------------------------------*/
803 /* Called to copy BFD general private data from one object file
807 vms_bfd_copy_private_bfd_data (src, dest)
808 bfd *src ATTRIBUTE_UNUSED;
809 bfd *dest ATTRIBUTE_UNUSED;
812 vms_debug (1, "vms_bfd_copy_private_bfd_data(%p, %p)\n", src, dest);
817 /* Merge private BFD information from the BFD @var{ibfd} to the
818 the output file BFD @var{obfd} when linking. Return <<true>>
819 on success, <<false>> on error. Possible error returns are:
821 o <<bfd_error_no_memory>> -
822 Not enough memory exists to create private data for @var{obfd}. */
825 vms_bfd_merge_private_bfd_data (ibfd, obfd)
826 bfd *ibfd ATTRIBUTE_UNUSED;
827 bfd *obfd ATTRIBUTE_UNUSED;
830 vms_debug (1,"vms_bfd_merge_private_bfd_data(%p, %p)\n", ibfd, obfd);
835 /* Set private BFD flag information in the BFD @var{abfd}.
836 Return <<true>> on success, <<false>> on error. Possible error
839 o <<bfd_error_no_memory>> -
840 Not enough memory exists to create private data for @var{obfd}. */
843 vms_bfd_set_private_flags (abfd, flags)
844 bfd *abfd ATTRIBUTE_UNUSED;
845 flagword flags ATTRIBUTE_UNUSED;
848 vms_debug (1,"vms_bfd_set_private_flags(%p, %lx)\n", abfd, (long)flags);
853 /* Called to copy BFD private section data from one object file
857 vms_bfd_copy_private_section_data (srcbfd, srcsec, dstbfd, dstsec)
858 bfd *srcbfd ATTRIBUTE_UNUSED;
859 asection *srcsec ATTRIBUTE_UNUSED;
860 bfd *dstbfd ATTRIBUTE_UNUSED;
861 asection *dstsec ATTRIBUTE_UNUSED;
864 vms_debug (1, "vms_bfd_copy_private_section_data(%p, %s, %p, %s)\n",
865 srcbfd, srcsec->name, dstbfd, dstsec->name);
870 /* Called to copy BFD private symbol data from one object file
874 vms_bfd_copy_private_symbol_data (ibfd, isym, obfd, osym)
875 bfd *ibfd ATTRIBUTE_UNUSED;
876 asymbol *isym ATTRIBUTE_UNUSED;
877 bfd *obfd ATTRIBUTE_UNUSED;
878 asymbol *osym ATTRIBUTE_UNUSED;
881 vms_debug (1, "vms_bfd_copy_private_symbol_data(%p, %s, %p, %s)\n",
882 ibfd, isym->name, obfd, osym->name);
887 /*-- Part 4.3, core file ----------------------------------------------------*/
889 /* Return a read-only string explaining which program was running
890 when it failed and produced the core file abfd. */
893 vms_core_file_failing_command (abfd)
894 bfd *abfd ATTRIBUTE_UNUSED;
897 vms_debug (1, "vms_core_file_failing_command(%p)\n", abfd);
902 /* Returns the signal number which caused the core dump which
903 generated the file the BFD abfd is attached to. */
906 vms_core_file_failing_signal (abfd)
907 bfd *abfd ATTRIBUTE_UNUSED;
910 vms_debug (1, "vms_core_file_failing_signal(%p)\n", abfd);
915 /* Return true if the core file attached to core_bfd was generated
916 by a run of the executable file attached to exec_bfd, false otherwise. */
919 vms_core_file_matches_executable_p (abfd, bbfd)
920 bfd *abfd ATTRIBUTE_UNUSED;
921 bfd *bbfd ATTRIBUTE_UNUSED;
924 vms_debug (1, "vms_core_file_matches_executable_p(%p, %p)\n", abfd, bbfd);
929 /*-- Part 4.4, archive ------------------------------------------------------*/
931 /* ??? do something with an archive map.
932 Return false on error, true otherwise. */
935 vms_slurp_armap (abfd)
936 bfd *abfd ATTRIBUTE_UNUSED;
939 vms_debug (1, "vms_slurp_armap(%p)\n", abfd);
944 /* ??? do something with an extended name table.
945 Return false on error, true otherwise. */
948 vms_slurp_extended_name_table (abfd)
949 bfd *abfd ATTRIBUTE_UNUSED;
952 vms_debug (1, "vms_slurp_extended_name_table(%p)\n", abfd);
957 /* ??? do something with an extended name table.
958 Return false on error, true otherwise. */
961 vms_construct_extended_name_table (abfd, tabloc, tablen, name)
962 bfd *abfd ATTRIBUTE_UNUSED;
963 char **tabloc ATTRIBUTE_UNUSED;
964 bfd_size_type *tablen ATTRIBUTE_UNUSED;
965 const char **name ATTRIBUTE_UNUSED;
968 vms_debug (1, "vms_construct_extended_name_table(%p)\n", abfd);
973 /* Truncate the name of an archive to match system-dependent restrictions */
976 vms_truncate_arname (abfd, pathname, arhdr)
977 bfd *abfd ATTRIBUTE_UNUSED;
978 CONST char *pathname ATTRIBUTE_UNUSED;
979 char *arhdr ATTRIBUTE_UNUSED;
982 vms_debug (1, "vms_truncate_arname(%p, %s, %s)\n", abfd, pathname, arhdr);
987 /* ??? write archive map */
990 vms_write_armap (arch, elength, map, orl_count, stridx)
991 bfd *arch ATTRIBUTE_UNUSED;
992 unsigned int elength ATTRIBUTE_UNUSED;
993 struct orl *map ATTRIBUTE_UNUSED;
994 unsigned int orl_count ATTRIBUTE_UNUSED;
995 int stridx ATTRIBUTE_UNUSED;
998 vms_debug (1, "vms_write_armap(%p, %d, %p, %d %d)\n",
999 arch, elength, map, orl_count, stridx);
1004 /* Read archive header ??? */
1007 vms_read_ar_hdr (abfd)
1008 bfd * abfd ATTRIBUTE_UNUSED;
1011 vms_debug (1, "vms_read_ar_hdr(%p)\n", abfd);
1016 /* Provided a BFD, @var{archive}, containing an archive and NULL, open
1017 an input BFD on the first contained element and returns that.
1018 Subsequent calls should pass the archive and the previous return value
1019 to return a created BFD to the next contained element.
1020 NULL is returned when there are no more. */
1023 vms_openr_next_archived_file (arch, prev)
1024 bfd *arch ATTRIBUTE_UNUSED;
1025 bfd *prev ATTRIBUTE_UNUSED;
1028 vms_debug (1, "vms_openr_next_archived_file(%p, %p)\n", arch, prev);
1033 /* Return the BFD which is referenced by the symbol in ABFD indexed by
1034 INDEX. INDEX should have been returned by bfd_get_next_mapent. */
1037 vms_get_elt_at_index (abfd, index)
1042 vms_debug (1, "vms_get_elt_at_index(%p, %p)\n", abfd, index);
1044 return _bfd_generic_get_elt_at_index(abfd, index);
1048 -> bfd_generic_stat_arch_elt */
1051 vms_generic_stat_arch_elt (abfd, stat)
1056 vms_debug (1, "vms_generic_stat_arch_elt(%p, %p)\n", abfd, stat);
1058 return bfd_generic_stat_arch_elt(abfd, stat);
1061 /* This is a new function in bfd 2.5 */
1064 vms_update_armap_timestamp (abfd)
1065 bfd *abfd ATTRIBUTE_UNUSED;
1068 vms_debug (1, "vms_update_armap_timestamp(%p)\n", abfd);
1073 /*-- Part 4.5, symbols --------------------------------------------------------*/
1075 /* Return the number of bytes required to store a vector of pointers
1076 to asymbols for all the symbols in the BFD abfd, including a
1077 terminal NULL pointer. If there are no symbols in the BFD,
1078 then return 0. If an error occurs, return -1. */
1081 vms_get_symtab_upper_bound (abfd)
1085 vms_debug (1, "vms_get_symtab_upper_bound(%p), %d symbols\n", abfd, PRIV(gsd_sym_count));
1087 return (PRIV(gsd_sym_count)+1) * sizeof (asymbol *);
1090 /* Copy symbols from hash table to symbol vector
1092 called from bfd_hash_traverse in vms_get_symtab
1093 init counter to 0 if entry == 0 */
1096 copy_symbols (entry, arg)
1097 struct bfd_hash_entry *entry;
1100 bfd *abfd = (bfd *) arg;
1102 if (entry == NULL) /* init counter */
1104 else /* fill vector, inc counter */
1105 PRIV(symcache)[PRIV(symnum)++] = ((vms_symbol_entry *)entry)->symbol;
1110 /* Read the symbols from the BFD abfd, and fills in the vector
1111 location with pointers to the symbols and a trailing NULL.
1113 return # of symbols read */
1116 vms_get_symtab (abfd, symbols)
1121 vms_debug (1, "vms_get_symtab(%p, <ret>)\n", abfd);
1125 (void)copy_symbols((struct bfd_hash_entry *)0, abfd);
1127 /* traverse table and fill symbols vector */
1129 PRIV(symcache) = symbols;
1130 bfd_hash_traverse(PRIV(vms_symbol_table), copy_symbols, (PTR)abfd);
1132 symbols[PRIV(gsd_sym_count)] = NULL;
1134 return PRIV(gsd_sym_count);
1137 /* Create a new asymbol structure for the BFD abfd and return a pointer
1139 This routine is necessary because each back end has private information
1140 surrounding the asymbol. Building your own asymbol and pointing to it
1141 will not create the private information, and will cause problems later on. */
1144 _bfd_vms_make_empty_symbol (abfd)
1147 asymbol *symbol = (asymbol *)bfd_zalloc(abfd, sizeof (asymbol));
1150 vms_debug (1, "_bfd_vms_make_empty_symbol(%p)\n", abfd);
1155 bfd_set_error (bfd_error_no_memory);
1158 symbol->the_bfd = abfd;
1163 /* Print symbol to file according to how. how is one of
1164 bfd_print_symbol_name just print the name
1165 bfd_print_symbol_more print more (???)
1166 bfd_print_symbol_all print all we know, which is not much right now :-) */
1169 vms_print_symbol (abfd, file, symbol, how)
1170 bfd *abfd ATTRIBUTE_UNUSED;
1173 bfd_print_symbol_type how;
1176 vms_debug (1, "vms_print_symbol(%p, %p, %p, %d)\n", abfd, file, symbol, how);
1181 case bfd_print_symbol_name:
1182 case bfd_print_symbol_more:
1183 fprintf ((FILE *)file," %s", symbol->name);
1186 case bfd_print_symbol_all:
1188 CONST char *section_name = symbol->section->name;
1190 bfd_print_symbol_vandf((PTR)file,symbol);
1192 fprintf ((FILE *)file," %-8s %s", section_name, symbol->name);
1199 /* Return information about symbol in ret.
1201 fill type, value and name
1204 B bss segment symbol
1206 D data segment symbol
1208 t a static function symbol
1209 T text segment symbol
1214 vms_get_symbol_info (abfd, symbol, ret)
1215 bfd *abfd ATTRIBUTE_UNUSED;
1222 vms_debug (1, "vms_get_symbol_info(%p, %p, %p)\n", abfd, symbol, ret);
1225 sec = symbol->section;
1230 if (bfd_is_com_section (sec))
1232 else if (bfd_is_abs_section (sec))
1234 else if (bfd_is_und_section (sec))
1236 else if (bfd_is_ind_section (sec))
1238 else if (bfd_get_section_flags (abfd, sec) & SEC_CODE)
1240 else if (bfd_get_section_flags (abfd, sec) & SEC_DATA)
1242 else if (bfd_get_section_flags (abfd, sec) & SEC_ALLOC)
1247 if (ret->type != 'U')
1248 ret->value = symbol->value + symbol->section->vma;
1251 ret->name = symbol->name;
1256 /* Return true if the given symbol sym in the BFD abfd is
1257 a compiler generated local label, else return false. */
1260 vms_bfd_is_local_label_name (abfd, name)
1261 bfd *abfd ATTRIBUTE_UNUSED;
1265 vms_debug (1, "vms_bfd_is_local_label_name(%p, %s)\n", abfd, name);
1267 return name[0] == '$';
1270 /* Get source line number for symbol */
1273 vms_get_lineno (abfd, symbol)
1274 bfd *abfd ATTRIBUTE_UNUSED;
1275 asymbol *symbol ATTRIBUTE_UNUSED;
1278 vms_debug (1, "vms_get_lineno(%p, %p)\n", abfd, symbol);
1283 /* Provided a BFD, a section and an offset into the section, calculate and
1284 return the name of the source file and the line nearest to the wanted
1288 vms_find_nearest_line (abfd, section, symbols, offset, file, func, line)
1289 bfd *abfd ATTRIBUTE_UNUSED;
1290 asection *section ATTRIBUTE_UNUSED;
1291 asymbol **symbols ATTRIBUTE_UNUSED;
1292 bfd_vma offset ATTRIBUTE_UNUSED;
1293 CONST char **file ATTRIBUTE_UNUSED;
1294 CONST char **func ATTRIBUTE_UNUSED;
1295 unsigned int *line ATTRIBUTE_UNUSED;
1298 vms_debug (1, "vms_find_nearest_line(%p, %s, %p, %ld, <ret>, <ret>, <ret>)\n",
1299 abfd, section->name, symbols, (long int)offset);
1304 /* Back-door to allow format-aware applications to create debug symbols
1305 while using BFD for everything else. Currently used by the assembler
1306 when creating COFF files. */
1309 vms_bfd_make_debug_symbol (abfd, ptr, size)
1310 bfd *abfd ATTRIBUTE_UNUSED;
1311 void *ptr ATTRIBUTE_UNUSED;
1312 unsigned long size ATTRIBUTE_UNUSED;
1315 vms_debug (1, "vms_bfd_make_debug_symbol(%p, %p, %ld)\n", abfd, ptr, size);
1320 /* Read minisymbols. For minisymbols, we use the unmodified a.out
1321 symbols. The minisymbol_to_symbol function translates these into
1322 BFD asymbol structures. */
1325 vms_read_minisymbols (abfd, dynamic, minisymsp, sizep)
1329 unsigned int *sizep;
1332 vms_debug (1, "vms_read_minisymbols(%p, %d, %p, %d)\n", abfd, dynamic, minisymsp, *sizep);
1334 return _bfd_generic_read_minisymbols (abfd, dynamic, minisymsp, sizep);
1337 /* Convert a minisymbol to a BFD asymbol. A minisymbol is just an
1338 unmodified a.out symbol. The SYM argument is a structure returned
1339 by bfd_make_empty_symbol, which we fill in here. */
1342 vms_minisymbol_to_symbol (abfd, dynamic, minisym, sym)
1349 vms_debug (1, "vms_minisymbol_to_symbol(%p, %d, %p, %p)\n", abfd, dynamic, minisym, sym);
1351 return _bfd_generic_minisymbol_to_symbol (abfd, dynamic, minisym, sym);
1354 /*-- Part 4.6, relocations --------------------------------------------------*/
1356 /* Return the number of bytes required to store the relocation information
1357 associated with section sect attached to bfd abfd.
1358 If an error occurs, return -1. */
1361 vms_get_reloc_upper_bound (abfd, section)
1362 bfd *abfd ATTRIBUTE_UNUSED;
1363 asection *section ATTRIBUTE_UNUSED;
1366 vms_debug (1, "vms_get_reloc_upper_bound(%p, %s)\n", abfd, section->name);
1371 /* Call the back end associated with the open BFD abfd and translate the
1372 external form of the relocation information attached to sec into the
1373 internal canonical form. Place the table into memory at loc, which has
1374 been preallocated, usually by a call to bfd_get_reloc_upper_bound.
1375 Returns the number of relocs, or -1 on error. */
1378 vms_canonicalize_reloc (abfd, section, location, symbols)
1379 bfd *abfd ATTRIBUTE_UNUSED;
1380 asection *section ATTRIBUTE_UNUSED;
1381 arelent **location ATTRIBUTE_UNUSED;
1382 asymbol **symbols ATTRIBUTE_UNUSED;
1385 vms_debug (1, "vms_canonicalize_reloc(%p, %s, <ret>, <ret>)\n", abfd, section->name);
1390 /*---------------------------------------------------------------------------*/
1391 /* this is just copied from ecoff-alpha, needs to be fixed probably */
1393 /* How to process the various reloc types. */
1395 static bfd_reloc_status_type
1396 reloc_nil (abfd, reloc, sym, data, sec, output_bfd, error_message)
1397 bfd *abfd ATTRIBUTE_UNUSED;
1398 arelent *reloc ATTRIBUTE_UNUSED;
1399 asymbol *sym ATTRIBUTE_UNUSED;
1400 PTR data ATTRIBUTE_UNUSED;
1401 asection *sec ATTRIBUTE_UNUSED;
1402 bfd *output_bfd ATTRIBUTE_UNUSED;
1403 char **error_message ATTRIBUTE_UNUSED;
1406 vms_debug (1, "reloc_nil(abfd %p, output_bfd %p)\n", abfd, output_bfd);
1407 vms_debug (2, "In section %s, symbol %s\n",
1408 sec->name, sym->name);
1409 vms_debug (2, "reloc sym %s, addr %08lx, addend %08lx, reloc is a %s\n",
1410 reloc->sym_ptr_ptr[0]->name,
1411 (unsigned long)reloc->address,
1412 (unsigned long)reloc->addend, reloc->howto->name);
1413 vms_debug (2, "data at %p\n", data);
1414 /* _bfd_hexdump (2, data, bfd_get_reloc_size(reloc->howto),0); */
1417 return bfd_reloc_ok;
1420 /* In case we're on a 32-bit machine, construct a 64-bit "-1" value
1421 from smaller values. Start with zero, widen, *then* decrement. */
1422 #define MINUS_ONE (((bfd_vma)0) - 1)
1424 static reloc_howto_type alpha_howto_table[] =
1426 HOWTO (ALPHA_R_IGNORE, /* type */
1428 0, /* size (0 = byte, 1 = short, 2 = long) */
1430 true, /* pc_relative */
1432 complain_overflow_dont, /* complain_on_overflow */
1433 reloc_nil, /* special_function */
1434 "IGNORE", /* name */
1435 true, /* partial_inplace */
1438 true), /* pcrel_offset */
1440 /* A 64 bit reference to a symbol. */
1441 HOWTO (ALPHA_R_REFQUAD, /* type */
1443 4, /* size (0 = byte, 1 = short, 2 = long) */
1445 false, /* pc_relative */
1447 complain_overflow_bitfield, /* complain_on_overflow */
1448 reloc_nil, /* special_function */
1449 "REFQUAD", /* name */
1450 true, /* partial_inplace */
1451 MINUS_ONE, /* src_mask */
1452 MINUS_ONE, /* dst_mask */
1453 false), /* pcrel_offset */
1455 /* A 21 bit branch. The native assembler generates these for
1456 branches within the text segment, and also fills in the PC
1457 relative offset in the instruction. */
1458 HOWTO (ALPHA_R_BRADDR, /* type */
1460 2, /* size (0 = byte, 1 = short, 2 = long) */
1462 true, /* pc_relative */
1464 complain_overflow_signed, /* complain_on_overflow */
1465 reloc_nil, /* special_function */
1466 "BRADDR", /* name */
1467 true, /* partial_inplace */
1468 0x1fffff, /* src_mask */
1469 0x1fffff, /* dst_mask */
1470 false), /* pcrel_offset */
1472 /* A hint for a jump to a register. */
1473 HOWTO (ALPHA_R_HINT, /* type */
1475 1, /* size (0 = byte, 1 = short, 2 = long) */
1477 true, /* pc_relative */
1479 complain_overflow_dont, /* complain_on_overflow */
1480 reloc_nil, /* special_function */
1482 true, /* partial_inplace */
1483 0x3fff, /* src_mask */
1484 0x3fff, /* dst_mask */
1485 false), /* pcrel_offset */
1487 /* 16 bit PC relative offset. */
1488 HOWTO (ALPHA_R_SREL16, /* type */
1490 1, /* size (0 = byte, 1 = short, 2 = long) */
1492 true, /* pc_relative */
1494 complain_overflow_signed, /* complain_on_overflow */
1495 reloc_nil, /* special_function */
1496 "SREL16", /* name */
1497 true, /* partial_inplace */
1498 0xffff, /* src_mask */
1499 0xffff, /* dst_mask */
1500 false), /* pcrel_offset */
1502 /* 32 bit PC relative offset. */
1503 HOWTO (ALPHA_R_SREL32, /* type */
1505 2, /* size (0 = byte, 1 = short, 2 = long) */
1507 true, /* pc_relative */
1509 complain_overflow_signed, /* complain_on_overflow */
1510 reloc_nil, /* special_function */
1511 "SREL32", /* name */
1512 true, /* partial_inplace */
1513 0xffffffff, /* src_mask */
1514 0xffffffff, /* dst_mask */
1515 false), /* pcrel_offset */
1517 /* A 64 bit PC relative offset. */
1518 HOWTO (ALPHA_R_SREL64, /* type */
1520 4, /* size (0 = byte, 1 = short, 2 = long) */
1522 true, /* pc_relative */
1524 complain_overflow_signed, /* complain_on_overflow */
1525 reloc_nil, /* special_function */
1526 "SREL64", /* name */
1527 true, /* partial_inplace */
1528 MINUS_ONE, /* src_mask */
1529 MINUS_ONE, /* dst_mask */
1530 false), /* pcrel_offset */
1532 /* Push a value on the reloc evaluation stack. */
1533 HOWTO (ALPHA_R_OP_PUSH, /* type */
1535 0, /* size (0 = byte, 1 = short, 2 = long) */
1537 false, /* pc_relative */
1539 complain_overflow_dont, /* complain_on_overflow */
1540 reloc_nil, /* special_function */
1541 "OP_PUSH", /* name */
1542 false, /* partial_inplace */
1545 false), /* pcrel_offset */
1547 /* Store the value from the stack at the given address. Store it in
1548 a bitfield of size r_size starting at bit position r_offset. */
1549 HOWTO (ALPHA_R_OP_STORE, /* type */
1551 4, /* size (0 = byte, 1 = short, 2 = long) */
1553 false, /* pc_relative */
1555 complain_overflow_dont, /* complain_on_overflow */
1556 reloc_nil, /* special_function */
1557 "OP_STORE", /* name */
1558 false, /* partial_inplace */
1560 MINUS_ONE, /* dst_mask */
1561 false), /* pcrel_offset */
1563 /* Subtract the reloc address from the value on the top of the
1564 relocation stack. */
1565 HOWTO (ALPHA_R_OP_PSUB, /* type */
1567 0, /* size (0 = byte, 1 = short, 2 = long) */
1569 false, /* pc_relative */
1571 complain_overflow_dont, /* complain_on_overflow */
1572 reloc_nil, /* special_function */
1573 "OP_PSUB", /* name */
1574 false, /* partial_inplace */
1577 false), /* pcrel_offset */
1579 /* Shift the value on the top of the relocation stack right by the
1581 HOWTO (ALPHA_R_OP_PRSHIFT, /* type */
1583 0, /* size (0 = byte, 1 = short, 2 = long) */
1585 false, /* pc_relative */
1587 complain_overflow_dont, /* complain_on_overflow */
1588 reloc_nil, /* special_function */
1589 "OP_PRSHIFT", /* name */
1590 false, /* partial_inplace */
1593 false), /* pcrel_offset */
1595 /* Hack. Linkage is done by linker. */
1596 HOWTO (ALPHA_R_LINKAGE, /* type */
1598 8, /* size (0 = byte, 1 = short, 2 = long) */
1600 false, /* pc_relative */
1602 complain_overflow_dont, /* complain_on_overflow */
1603 reloc_nil, /* special_function */
1604 "LINKAGE", /* name */
1605 false, /* partial_inplace */
1608 false), /* pcrel_offset */
1610 /* A 32 bit reference to a symbol. */
1611 HOWTO (ALPHA_R_REFLONG, /* type */
1613 2, /* size (0 = byte, 1 = short, 2 = long) */
1615 false, /* pc_relative */
1617 complain_overflow_bitfield, /* complain_on_overflow */
1618 reloc_nil, /* special_function */
1619 "REFLONG", /* name */
1620 true, /* partial_inplace */
1621 0xffffffff, /* src_mask */
1622 0xffffffff, /* dst_mask */
1623 false), /* pcrel_offset */
1625 /* A 64 bit reference to a procedure, written as 32 bit value. */
1626 HOWTO (ALPHA_R_CODEADDR, /* type */
1628 4, /* size (0 = byte, 1 = short, 2 = long) */
1630 false, /* pc_relative */
1632 complain_overflow_signed,/* complain_on_overflow */
1633 reloc_nil, /* special_function */
1634 "CODEADDR", /* name */
1635 false, /* partial_inplace */
1636 0xffffffff, /* src_mask */
1637 0xffffffff, /* dst_mask */
1638 false), /* pcrel_offset */
1642 /* Return a pointer to a howto structure which, when invoked, will perform
1643 the relocation code on data from the architecture noted. */
1645 static const struct reloc_howto_struct *
1646 vms_bfd_reloc_type_lookup (abfd, code)
1647 bfd *abfd ATTRIBUTE_UNUSED;
1648 bfd_reloc_code_real_type code;
1653 vms_debug (1, "vms_bfd_reloc_type_lookup(%p, %d)\t", abfd, code);
1658 case BFD_RELOC_16: alpha_type = ALPHA_R_SREL16; break;
1659 case BFD_RELOC_32: alpha_type = ALPHA_R_REFLONG; break;
1660 case BFD_RELOC_64: alpha_type = ALPHA_R_REFQUAD; break;
1661 case BFD_RELOC_CTOR: alpha_type = ALPHA_R_REFQUAD; break;
1662 case BFD_RELOC_23_PCREL_S2: alpha_type = ALPHA_R_BRADDR; break;
1663 case BFD_RELOC_ALPHA_HINT: alpha_type = ALPHA_R_HINT; break;
1664 case BFD_RELOC_16_PCREL: alpha_type = ALPHA_R_SREL16; break;
1665 case BFD_RELOC_32_PCREL: alpha_type = ALPHA_R_SREL32; break;
1666 case BFD_RELOC_64_PCREL: alpha_type = ALPHA_R_SREL64; break;
1667 case BFD_RELOC_ALPHA_LINKAGE: alpha_type = ALPHA_R_LINKAGE; break;
1668 case BFD_RELOC_ALPHA_CODEADDR: alpha_type = ALPHA_R_CODEADDR; break;
1670 (*_bfd_error_handler) ("reloc (%d) is *UNKNOWN*", code);
1671 return (const struct reloc_howto_struct *) NULL;
1674 vms_debug (2, "reloc is %s\n", alpha_howto_table[alpha_type].name);
1676 return &alpha_howto_table[alpha_type];
1679 /*-- Part 4.7, writing an object file ---------------------------------------*/
1681 /* Set the architecture and machine type in BFD abfd to arch and mach.
1682 Find the correct pointer to a structure and insert it into the arch_info
1686 vms_set_arch_mach (abfd, arch, mach)
1688 enum bfd_architecture arch ATTRIBUTE_UNUSED;
1689 unsigned long mach ATTRIBUTE_UNUSED;
1692 vms_debug (1, "vms_set_arch_mach(%p, %d, %ld)\n", abfd, arch, mach);
1694 abfd->arch_info = bfd_scan_arch("alpha");
1699 /* Sets the contents of the section section in BFD abfd to the data starting
1700 in memory at data. The data is written to the output section starting at
1701 offset offset for count bytes.
1703 Normally true is returned, else false. Possible error returns are:
1704 o bfd_error_no_contents - The output section does not have the
1705 SEC_HAS_CONTENTS attribute, so nothing can be written to it.
1706 o and some more too */
1709 vms_set_section_contents (abfd, section, location, offset, count)
1714 bfd_size_type count;
1717 vms_debug (1, "vms_set_section_contents(%p, sec %s, loc %p, off %ld, count %d)\n",
1718 abfd, section->name, location, (long int)offset, (int)count);
1719 vms_debug (2, "secraw %d, seccooked %d\n", (int)section->_raw_size, (int)section->_cooked_size);
1721 return _bfd_save_vms_section(abfd, section, location, offset, count);
1724 /*-- Part 4.8, linker -------------------------------------------------------*/
1726 /* Get the size of the section headers. */
1729 vms_sizeof_headers (abfd, reloc)
1730 bfd *abfd ATTRIBUTE_UNUSED;
1731 boolean reloc ATTRIBUTE_UNUSED;
1734 vms_debug (1, "vms_sizeof_headers(%p, %s)\n", abfd, (reloc)?"True":"False");
1739 /* Provides default handling of relocation effort for back ends
1740 which can't be bothered to do it efficiently. */
1743 vms_bfd_get_relocated_section_contents (abfd, link_info, link_order, data,
1744 relocateable, symbols)
1745 bfd *abfd ATTRIBUTE_UNUSED;
1746 struct bfd_link_info *link_info ATTRIBUTE_UNUSED;
1747 struct bfd_link_order *link_order ATTRIBUTE_UNUSED;
1748 bfd_byte *data ATTRIBUTE_UNUSED;
1749 boolean relocateable ATTRIBUTE_UNUSED;
1750 asymbol **symbols ATTRIBUTE_UNUSED;
1753 vms_debug (1, "vms_bfd_get_relocated_section_contents(%p, %p, %p, %p, %s, %p)\n",
1754 abfd, link_info, link_order, data, (relocateable)?"True":"False", symbols);
1762 vms_bfd_relax_section (abfd, section, link_info, again)
1763 bfd *abfd ATTRIBUTE_UNUSED;
1764 asection *section ATTRIBUTE_UNUSED;
1765 struct bfd_link_info *link_info ATTRIBUTE_UNUSED;
1766 boolean *again ATTRIBUTE_UNUSED;
1769 vms_debug (1, "vms_bfd_relax_section(%p, %s, %p, <ret>)\n",
1770 abfd, section->name, link_info);
1776 vms_bfd_gc_sections (abfd, link_info)
1777 bfd *abfd ATTRIBUTE_UNUSED;
1778 struct bfd_link_info *link_info ATTRIBUTE_UNUSED;
1781 vms_debug (1, "vms_bfd_gc_sections(%p, %p)\n", abfd, link_info);
1786 /* Create a hash table for the linker. Different backends store
1787 different information in this table. */
1789 static struct bfd_link_hash_table *
1790 vms_bfd_link_hash_table_create (abfd)
1791 bfd *abfd ATTRIBUTE_UNUSED;
1794 vms_debug (1, "vms_bfd_link_hash_table_create(%p)\n", abfd);
1799 /* Add symbols from this object file into the hash table. */
1802 vms_bfd_link_add_symbols (abfd, link_info)
1803 bfd *abfd ATTRIBUTE_UNUSED;
1804 struct bfd_link_info *link_info ATTRIBUTE_UNUSED;
1807 vms_debug (1, "vms_bfd_link_add_symbols(%p, %p)\n", abfd, link_info);
1812 /* Do a link based on the link_order structures attached to each
1813 section of the BFD. */
1816 vms_bfd_final_link (abfd, link_info)
1817 bfd *abfd ATTRIBUTE_UNUSED;
1818 struct bfd_link_info *link_info ATTRIBUTE_UNUSED;
1821 vms_debug (1, "vms_bfd_final_link(%p, %p)\n", abfd, link_info);
1826 /* Should this section be split up into smaller pieces during linking. */
1829 vms_bfd_link_split_section (abfd, section)
1830 bfd *abfd ATTRIBUTE_UNUSED;
1831 asection *section ATTRIBUTE_UNUSED;
1834 vms_debug (1, "vms_bfd_link_split_section(%p, %s)\n", abfd, section->name);
1839 /*-- Part 4.9, dynamic symbols and relocations ------------------------------*/
1841 /* Get the amount of memory required to hold the dynamic symbols. */
1844 vms_get_dynamic_symtab_upper_bound (abfd)
1845 bfd *abfd ATTRIBUTE_UNUSED;
1848 vms_debug (1, "vms_get_dynamic_symtab_upper_bound(%p)\n", abfd);
1854 vms_bfd_print_private_bfd_data (abfd, file)
1855 bfd *abfd ATTRIBUTE_UNUSED;
1856 void *file ATTRIBUTE_UNUSED;
1859 vms_debug (1, "vms_bfd_print_private_bfd_data(%p)\n", abfd);
1864 /* Read in the dynamic symbols. */
1867 vms_canonicalize_dynamic_symtab (abfd, symbols)
1868 bfd *abfd ATTRIBUTE_UNUSED;
1869 asymbol **symbols ATTRIBUTE_UNUSED;
1872 vms_debug (1, "vms_canonicalize_dynamic_symtab(%p, <ret>)\n", abfd);
1877 /* Get the amount of memory required to hold the dynamic relocs. */
1880 vms_get_dynamic_reloc_upper_bound (abfd)
1881 bfd *abfd ATTRIBUTE_UNUSED;
1884 vms_debug (1, "vms_get_dynamic_reloc_upper_bound(%p)\n", abfd);
1889 /* Read in the dynamic relocs. */
1892 vms_canonicalize_dynamic_reloc (abfd, arel, symbols)
1893 bfd *abfd ATTRIBUTE_UNUSED;
1894 arelent **arel ATTRIBUTE_UNUSED;
1895 asymbol **symbols ATTRIBUTE_UNUSED;
1898 vms_debug (1, "vms_canonicalize_dynamic_reloc(%p)\n", abfd);