1 /* Common definitions for backends based on IBM RS/6000 "XCOFF64" files. 2 Copyright 2000, 2001, 2002 3 Free Software Foundation, Inc. 4 Contributed by Cygnus Support. 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 /* Internalcoff.h and coffcode.h modify themselves based on this flag. */ 23 #define RS6000COFF_C 1 24 25 #define SELECT_RELOC(internal, howto) \ 26 { \ 27 internal.r_type = howto->type; \ 28 internal.r_size = \ 29 ((howto->complain_on_overflow == complain_overflow_signed \ 30 ? 0x80 \ 31 : 0) \ 32 | (howto->bitsize - 1)); \ 33 } 34 35 #define COFF_DEFAULT_SECTION_ALIGNMENT_POWER (3) 36 37 #define COFF_LONG_FILENAMES 38 39 #define NO_COFF_SYMBOLS 40 41 #define RTYPE2HOWTO(cache_ptr, dst) _bfd_xcoff_rtype2howto (cache_ptr, dst) 42 43 #define coff_mkobject _bfd_xcoff_mkobject 44 #define coff_bfd_copy_private_bfd_data _bfd_xcoff_copy_private_bfd_data 45 #define coff_bfd_is_local_label_name _bfd_xcoff_is_local_label_name 46 #define coff_bfd_reloc_type_lookup _bfd_xcoff_reloc_type_lookup 47 #define coff_relocate_section _bfd_ppc_xcoff_relocate_section 48 49 #define CORE_FILE_P _bfd_dummy_target 50 51 #define coff_core_file_failing_command _bfd_nocore_core_file_failing_command 52 #define coff_core_file_failing_signal _bfd_nocore_core_file_failing_signal 53 #define coff_core_file_matches_executable_p \ 54 _bfd_nocore_core_file_matches_executable_p 55 56 #ifdef AIX_CORE 57 #undef CORE_FILE_P 58 #define CORE_FILE_P rs6000coff_core_p 59 extern const bfd_target * rs6000coff_core_p (); 60 extern bfd_boolean rs6000coff_core_file_matches_executable_p (); 61 62 #undef coff_core_file_matches_executable_p 63 #define coff_core_file_matches_executable_p \ 64 rs6000coff_core_file_matches_executable_p 65 66 extern char *rs6000coff_core_file_failing_command PARAMS ((bfd *abfd)); 67 #undef coff_core_file_failing_command 68 #define coff_core_file_failing_command rs6000coff_core_file_failing_command 69 70 extern int rs6000coff_core_file_failing_signal PARAMS ((bfd *abfd)); 71 #undef coff_core_file_failing_signal 72 #define coff_core_file_failing_signal rs6000coff_core_file_failing_signal 73 #endif /* AIX_CORE */ 74 75 #ifdef LYNX_CORE 76 77 #undef CORE_FILE_P 78 #define CORE_FILE_P lynx_core_file_p 79 extern const bfd_target *lynx_core_file_p PARAMS ((bfd *abfd)); 80 81 extern bfd_boolean lynx_core_file_matches_executable_p 82 PARAMS ((bfd *core_bfd, bfd *exec_bfd)); 83 #undef coff_core_file_matches_executable_p 84 #define coff_core_file_matches_executable_p lynx_core_file_matches_executable_p 85 86 extern char *lynx_core_file_failing_command PARAMS ((bfd *abfd)); 87 #undef coff_core_file_failing_command 88 #define coff_core_file_failing_command lynx_core_file_failing_command 89 90 extern int lynx_core_file_failing_signal PARAMS ((bfd *abfd)); 91 #undef coff_core_file_failing_signal 92 #define coff_core_file_failing_signal lynx_core_file_failing_signal 93 94 #endif /* LYNX_CORE */ 95 96 #define _bfd_xcoff_bfd_get_relocated_section_contents \ 97 coff_bfd_get_relocated_section_contents 98 #define _bfd_xcoff_bfd_relax_section coff_bfd_relax_section 99 #define _bfd_xcoff_bfd_gc_sections coff_bfd_gc_sections 100 #define _bfd_xcoff_bfd_merge_sections coff_bfd_merge_sections 101 #define _bfd_xcoff_bfd_discard_group bfd_generic_discard_group 102 #define _bfd_xcoff_bfd_link_split_section coff_bfd_link_split_section 103 104 /* XCOFF archives do not have anything which corresponds to an 105 extended name table. */ 106 107 #define _bfd_xcoff_slurp_extended_name_table bfd_false 108 #define _bfd_xcoff_construct_extended_name_table \ 109 ((bfd_boolean (*) PARAMS ((bfd *, char **, bfd_size_type *, const char **))) \ 110 bfd_false) 111 #define _bfd_xcoff_truncate_arname bfd_dont_truncate_arname 112 113 /* We can use the standard get_elt_at_index routine. */ 114 115 #define _bfd_xcoff_get_elt_at_index _bfd_generic_get_elt_at_index 116 117 /* XCOFF archives do not have a timestamp. */ 118 119 #define _bfd_xcoff_update_armap_timestamp bfd_true 120 121 extern bfd_boolean _bfd_xcoff_mkobject PARAMS ((bfd *)); 122 extern bfd_boolean _bfd_xcoff_copy_private_bfd_data PARAMS ((bfd *, bfd *)); 123 extern bfd_boolean _bfd_xcoff_is_local_label_name PARAMS ((bfd *, const char *)); 124 extern void _bfd_xcoff_rtype2howto 125 PARAMS ((arelent *, struct internal_reloc *)); 126 extern reloc_howto_type *_bfd_xcoff_reloc_type_lookup 127 PARAMS ((bfd *, bfd_reloc_code_real_type)); 128 extern bfd_boolean _bfd_xcoff_slurp_armap PARAMS ((bfd *)); 129 extern const bfd_target *_bfd_xcoff_archive_p PARAMS ((bfd *)); 130 extern PTR _bfd_xcoff_read_ar_hdr PARAMS ((bfd *)); 131 extern bfd *_bfd_xcoff_openr_next_archived_file PARAMS ((bfd *, bfd *)); 132 extern int _bfd_xcoff_generic_stat_arch_elt PARAMS ((bfd *, struct stat *)); 133 extern bfd_boolean _bfd_xcoff_write_armap 134 PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int)); 135 extern bfd_boolean _bfd_xcoff_write_archive_contents PARAMS ((bfd *)); 136 extern int _bfd_xcoff_sizeof_headers PARAMS ((bfd *, bfd_boolean)); 137 extern void _bfd_xcoff_swap_sym_in PARAMS ((bfd *, PTR, PTR)); 138 extern unsigned int _bfd_xcoff_swap_sym_out PARAMS ((bfd *, PTR, PTR)); 139 extern void _bfd_xcoff_swap_aux_in PARAMS ((bfd *, PTR, int, int, int, int, PTR)); 140 extern unsigned int _bfd_xcoff_swap_aux_out PARAMS ((bfd *, PTR, int, int, int, int, PTR)); 141 142 #ifndef coff_SWAP_sym_in 143 #define coff_SWAP_sym_in _bfd_xcoff_swap_sym_in 144 #define coff_SWAP_sym_out _bfd_xcoff_swap_sym_out 145 #define coff_SWAP_aux_in _bfd_xcoff_swap_aux_in 146 #define coff_SWAP_aux_out _bfd_xcoff_swap_aux_out 147 #endif 148 149 #include "coffcode.h" 150 151 /* The transfer vector that leads the outside world to all of the above. */ 152 153 const bfd_target TARGET_SYM = 154 { 155 TARGET_NAME, 156 bfd_target_xcoff_flavour, 157 BFD_ENDIAN_BIG, /* data byte order is big */ 158 BFD_ENDIAN_BIG, /* header byte order is big */ 159 160 (HAS_RELOC | EXEC_P | /* object flags */ 161 HAS_LINENO | HAS_DEBUG | DYNAMIC | 162 HAS_SYMS | HAS_LOCALS | WP_TEXT), 163 164 (SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ 165 0, /* leading char */ 166 '/', /* ar_pad_char */ 167 15, /* ar_max_namelen??? FIXMEmgo */ 168 169 bfd_getb64, bfd_getb_signed_64, bfd_putb64, 170 bfd_getb32, bfd_getb_signed_32, bfd_putb32, 171 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */ 172 bfd_getb64, bfd_getb_signed_64, bfd_putb64, 173 bfd_getb32, bfd_getb_signed_32, bfd_putb32, 174 bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */ 175 176 {_bfd_dummy_target, coff_object_p, /* bfd_check_format */ 177 _bfd_xcoff_archive_p, CORE_FILE_P}, 178 {bfd_false, coff_mkobject, /* bfd_set_format */ 179 _bfd_generic_mkarchive, bfd_false}, 180 {bfd_false, coff_write_object_contents, /* bfd_write_contents */ 181 _bfd_xcoff_write_archive_contents, bfd_false}, 182 183 BFD_JUMP_TABLE_GENERIC (coff), 184 BFD_JUMP_TABLE_COPY (coff), 185 BFD_JUMP_TABLE_CORE (coff), 186 BFD_JUMP_TABLE_ARCHIVE (_bfd_xcoff), 187 BFD_JUMP_TABLE_SYMBOLS (coff), 188 BFD_JUMP_TABLE_RELOCS (coff), 189 BFD_JUMP_TABLE_WRITE (coff), 190 BFD_JUMP_TABLE_LINK (_bfd_xcoff), 191 BFD_JUMP_TABLE_DYNAMIC (_bfd_xcoff), 192 193 NULL, 194 195 COFF_SWAP_TABLE 196 }; 197