| 1 | /* Common definitions for backends based on IBM RS/6000 "XCOFF64" files.
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| 2 | Copyright 2000, 2001
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| 3 | Free Software Foundation, Inc.
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| 4 | Contributed by Cygnus Support.
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| 5 |
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| 6 | This file is part of BFD, the Binary File Descriptor library.
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| 7 |
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| 8 | This program is free software; you can redistribute it and/or modify
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| 9 | it under the terms of the GNU General Public License as published by
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| 10 | the Free Software Foundation; either version 2 of the License, or
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| 11 | (at your option) any later version.
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| 12 |
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| 13 | This program is distributed in the hope that it will be useful,
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| 14 | but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 16 | GNU General Public License for more details.
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| 17 |
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| 18 | You should have received a copy of the GNU General Public License
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| 19 | along with this program; if not, write to the Free Software
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| 20 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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| 21 |
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| 22 | /* Internalcoff.h and coffcode.h modify themselves based on this flag. */
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| 23 | #define RS6000COFF_C 1
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| 24 |
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| 25 | #define SELECT_RELOC(internal, howto) \
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| 26 | { \
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| 27 | internal.r_type = howto->type; \
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| 28 | internal.r_size = \
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| 29 | ((howto->complain_on_overflow == complain_overflow_signed \
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| 30 | ? 0x80 \
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| 31 | : 0) \
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| 32 | | (howto->bitsize - 1)); \
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| 33 | }
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| 34 | |
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| 35 |
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| 36 | #define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3)
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| 37 |
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| 38 | #define COFF_LONG_FILENAMES
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| 39 |
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| 40 | #define NO_COFF_SYMBOLS
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| 41 |
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| 42 | #define RTYPE2HOWTO(cache_ptr, dst) _bfd_xcoff_rtype2howto (cache_ptr, dst)
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| 43 |
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| 44 | #define coff_mkobject _bfd_xcoff_mkobject
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| 45 | #define coff_bfd_copy_private_bfd_data _bfd_xcoff_copy_private_bfd_data
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| 46 | #define coff_bfd_is_local_label_name _bfd_xcoff_is_local_label_name
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| 47 | #define coff_bfd_reloc_type_lookup _bfd_xcoff_reloc_type_lookup
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| 48 | #define coff_relocate_section _bfd_ppc_xcoff_relocate_section
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| 49 |
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| 50 | #define CORE_FILE_P _bfd_dummy_target
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| 51 |
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| 52 | #define coff_core_file_failing_command _bfd_nocore_core_file_failing_command
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| 53 | #define coff_core_file_failing_signal _bfd_nocore_core_file_failing_signal
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| 54 | #define coff_core_file_matches_executable_p \
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| 55 | _bfd_nocore_core_file_matches_executable_p
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| 56 |
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| 57 | #ifdef AIX_CORE
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| 58 | #undef CORE_FILE_P
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| 59 | #define CORE_FILE_P rs6000coff_core_p
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| 60 | extern const bfd_target * rs6000coff_core_p ();
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| 61 | extern boolean rs6000coff_core_file_matches_executable_p ();
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| 62 |
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| 63 | #undef coff_core_file_matches_executable_p
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| 64 | #define coff_core_file_matches_executable_p \
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| 65 | rs6000coff_core_file_matches_executable_p
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| 66 |
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| 67 | extern char *rs6000coff_core_file_failing_command PARAMS ((bfd *abfd));
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| 68 | #undef coff_core_file_failing_command
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| 69 | #define coff_core_file_failing_command rs6000coff_core_file_failing_command
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| 70 |
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| 71 | extern int rs6000coff_core_file_failing_signal PARAMS ((bfd *abfd));
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| 72 | #undef coff_core_file_failing_signal
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| 73 | #define coff_core_file_failing_signal rs6000coff_core_file_failing_signal
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| 74 | #endif /* AIX_CORE */
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| 75 |
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| 76 | #ifdef LYNX_CORE
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| 77 |
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| 78 | #undef CORE_FILE_P
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| 79 | #define CORE_FILE_P lynx_core_file_p
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| 80 | extern const bfd_target *lynx_core_file_p PARAMS ((bfd *abfd));
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| 81 |
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| 82 | extern boolean lynx_core_file_matches_executable_p PARAMS ((bfd *core_bfd,
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| 83 | bfd *exec_bfd));
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| 84 | #undef coff_core_file_matches_executable_p
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| 85 | #define coff_core_file_matches_executable_p lynx_core_file_matches_executable_p
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| 86 |
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| 87 | extern char *lynx_core_file_failing_command PARAMS ((bfd *abfd));
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| 88 | #undef coff_core_file_failing_command
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| 89 | #define coff_core_file_failing_command lynx_core_file_failing_command
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| 90 |
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| 91 | extern int lynx_core_file_failing_signal PARAMS ((bfd *abfd));
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| 92 | #undef coff_core_file_failing_signal
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| 93 | #define coff_core_file_failing_signal lynx_core_file_failing_signal
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| 94 |
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| 95 | #endif /* LYNX_CORE */
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| 96 |
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| 97 | #define _bfd_xcoff_bfd_get_relocated_section_contents \
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| 98 | coff_bfd_get_relocated_section_contents
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| 99 | #define _bfd_xcoff_bfd_relax_section coff_bfd_relax_section
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| 100 | #define _bfd_xcoff_bfd_gc_sections coff_bfd_gc_sections
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| 101 | #define _bfd_xcoff_bfd_link_split_section coff_bfd_link_split_section
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| 102 |
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| 103 | /* XCOFF archives do not have anything which corresponds to an
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| 104 | extended name table. */
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| 105 |
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| 106 | #define _bfd_xcoff_slurp_extended_name_table bfd_false
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| 107 | #define _bfd_xcoff_construct_extended_name_table \
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| 108 | ((boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \
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| 109 | bfd_false)
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| 110 | #define _bfd_xcoff_truncate_arname bfd_dont_truncate_arname
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| 111 |
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| 112 | /* We can use the standard get_elt_at_index routine. */
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| 113 |
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| 114 | #define _bfd_xcoff_get_elt_at_index _bfd_generic_get_elt_at_index
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| 115 |
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| 116 | /* XCOFF archives do not have a timestamp. */
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| 117 |
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| 118 | #define _bfd_xcoff_update_armap_timestamp bfd_true
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| 119 |
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| 120 | extern boolean _bfd_xcoff_mkobject PARAMS ((bfd *));
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| 121 | extern boolean _bfd_xcoff_copy_private_bfd_data PARAMS ((bfd *, bfd *));
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| 122 | extern boolean _bfd_xcoff_is_local_label_name PARAMS ((bfd *, const char *));
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| 123 | extern void _bfd_xcoff_rtype2howto
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| 124 | PARAMS ((arelent *, struct internal_reloc *));
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| 125 | extern reloc_howto_type *_bfd_xcoff_reloc_type_lookup
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| 126 | PARAMS ((bfd *, bfd_reloc_code_real_type));
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| 127 | extern boolean _bfd_xcoff_slurp_armap PARAMS ((bfd *));
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| 128 | extern const bfd_target *_bfd_xcoff_archive_p PARAMS ((bfd *));
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| 129 | extern PTR _bfd_xcoff_read_ar_hdr PARAMS ((bfd *));
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| 130 | extern bfd *_bfd_xcoff_openr_next_archived_file PARAMS ((bfd *, bfd *));
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| 131 | extern int _bfd_xcoff_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));
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| 132 | extern boolean _bfd_xcoff_write_armap
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| 133 | PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
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| 134 | extern boolean _bfd_xcoff_write_archive_contents PARAMS ((bfd *));
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| 135 | extern int _bfd_xcoff_sizeof_headers PARAMS ((bfd *, boolean));
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| 136 | extern void _bfd_xcoff_swap_sym_in PARAMS ((bfd *, PTR, PTR));
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| 137 | extern unsigned int _bfd_xcoff_swap_sym_out PARAMS ((bfd *, PTR, PTR));
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| 138 | extern void _bfd_xcoff_swap_aux_in PARAMS ((bfd *, PTR, int, int, int, int, PTR));
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| 139 | extern unsigned int _bfd_xcoff_swap_aux_out PARAMS ((bfd *, PTR, int, int, int, int, PTR));
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| 140 |
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| 141 | #ifndef coff_SWAP_sym_in
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| 142 | #define coff_SWAP_sym_in _bfd_xcoff_swap_sym_in
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| 143 | #define coff_SWAP_sym_out _bfd_xcoff_swap_sym_out
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| 144 | #define coff_SWAP_aux_in _bfd_xcoff_swap_aux_in
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| 145 | #define coff_SWAP_aux_out _bfd_xcoff_swap_aux_out
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| 146 | #endif
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| 147 |
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| 148 | #include "coffcode.h"
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| 149 |
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| 150 | /* The transfer vector that leads the outside world to all of the above. */
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| 151 |
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| 152 | const bfd_target TARGET_SYM =
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| 153 | {
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| 154 | TARGET_NAME,
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| 155 | bfd_target_xcoff_flavour,
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| 156 | BFD_ENDIAN_BIG, /* data byte order is big */
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| 157 | BFD_ENDIAN_BIG, /* header byte order is big */
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| 158 |
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| 159 | (HAS_RELOC | EXEC_P | /* object flags */
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| 160 | HAS_LINENO | HAS_DEBUG | DYNAMIC |
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| 161 | HAS_SYMS | HAS_LOCALS | WP_TEXT),
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| 162 |
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| 163 | (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */
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| 164 | 0, /* leading char */
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| 165 | '/', /* ar_pad_char */
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| 166 | 15, /* ar_max_namelen??? FIXMEmgo */
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| 167 |
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| 168 | bfd_getb64, bfd_getb_signed_64, bfd_putb64,
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| 169 | bfd_getb32, bfd_getb_signed_32, bfd_putb32,
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| 170 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */
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| 171 | bfd_getb64, bfd_getb_signed_64, bfd_putb64,
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| 172 | bfd_getb32, bfd_getb_signed_32, bfd_putb32,
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| 173 | bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */
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| 174 |
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| 175 | {_bfd_dummy_target, coff_object_p, /* bfd_check_format */
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| 176 | _bfd_xcoff_archive_p, CORE_FILE_P},
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| 177 | {bfd_false, coff_mkobject, /* bfd_set_format */
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| 178 | _bfd_generic_mkarchive, bfd_false},
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| 179 | {bfd_false, coff_write_object_contents, /* bfd_write_contents */
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| 180 | _bfd_xcoff_write_archive_contents, bfd_false},
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| 181 |
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| 182 | BFD_JUMP_TABLE_GENERIC (coff),
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| 183 | BFD_JUMP_TABLE_COPY (coff),
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| 184 | BFD_JUMP_TABLE_CORE (coff),
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| 185 | BFD_JUMP_TABLE_ARCHIVE (_bfd_xcoff),
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| 186 | BFD_JUMP_TABLE_SYMBOLS (coff),
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| 187 | BFD_JUMP_TABLE_RELOCS (coff),
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| 188 | BFD_JUMP_TABLE_WRITE (coff),
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| 189 | BFD_JUMP_TABLE_LINK (_bfd_xcoff),
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| 190 | BFD_JUMP_TABLE_DYNAMIC (_bfd_xcoff),
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| 191 |
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| 192 | NULL,
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| 193 |
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| 194 | COFF_SWAP_TABLE
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| 195 | };
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