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Diffstat (limited to 'binutils-2.17/bfd/libecoff.h')
| -rw-r--r-- | binutils-2.17/bfd/libecoff.h | 337 |
1 files changed, 0 insertions, 337 deletions
diff --git a/binutils-2.17/bfd/libecoff.h b/binutils-2.17/bfd/libecoff.h deleted file mode 100644 index 8c5e218e..00000000 --- a/binutils-2.17/bfd/libecoff.h +++ /dev/null @@ -1,337 +0,0 @@ -/* BFD ECOFF object file private structure. - Copyright 1993, 1994, 1995, 1996, 1999, 2001, 2002, 2003, 2004, - 2005 Free Software Foundation, Inc. - Written by Ian Lance Taylor, Cygnus Support. - - This file is part of BFD, the Binary File Descriptor library. - - This program is free software; you can redistribute it and/or modify - it under the terms of the GNU General Public License as published by - the Free Software Foundation; either version 2 of the License, or - (at your option) any later version. - - This program is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - GNU General Public License for more details. - - You should have received a copy of the GNU General Public License - along with this program; if not, write to the Free Software - Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ - -#include "bfdlink.h" - -#ifndef ECOFF_H -#include "coff/ecoff.h" -#endif - -/* This is the backend information kept for ECOFF files. This - structure is constant for a particular backend. The first element - is the COFF backend data structure, so that ECOFF targets can use - the generic COFF code. */ - -#define ecoff_backend(abfd) \ - ((struct ecoff_backend_data *) (abfd)->xvec->backend_data) - -struct ecoff_backend_data -{ - /* COFF backend information. This must be the first field. */ - bfd_coff_backend_data coff; - /* Supported architecture. */ - enum bfd_architecture arch; - /* Initial portion of armap string. */ - const char *armap_start; - /* The page boundary used to align sections in a demand-paged - executable file. E.g., 0x1000. */ - bfd_vma round; - /* TRUE if the .rdata section is part of the text segment, as on the - Alpha. FALSE if .rdata is part of the data segment, as on the - MIPS. */ - bfd_boolean rdata_in_text; - /* Bitsize of constructor entries. */ - unsigned int constructor_bitsize; - /* Reloc to use for constructor entries. */ - reloc_howto_type *constructor_reloc; - /* How to swap debugging information. */ - struct ecoff_debug_swap debug_swap; - /* External reloc size. */ - bfd_size_type external_reloc_size; - /* Reloc swapping functions. */ - void (*swap_reloc_in) (bfd *, void *, struct internal_reloc *); - void (*swap_reloc_out) (bfd *, const struct internal_reloc *, void *); - /* Backend reloc tweaking. */ - void (*adjust_reloc_in) - (bfd *, const struct internal_reloc *, arelent *); - void (*adjust_reloc_out) - (bfd *, const arelent *, struct internal_reloc *); - /* Relocate section contents while linking. */ - bfd_boolean (*relocate_section) - (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, void *); - /* Do final adjustments to filehdr and aouthdr. */ - bfd_boolean (*adjust_headers) - (bfd *, struct internal_filehdr *, struct internal_aouthdr *); - /* Read an element from an archive at a given file position. This - is needed because OSF/1 3.2 uses a weird archive format. */ - bfd *(*get_elt_at_filepos) (bfd *, file_ptr); -}; - -/* This is the target specific information kept for ECOFF files. */ - -#define ecoff_data(abfd) ((abfd)->tdata.ecoff_obj_data) - -typedef struct ecoff_tdata -{ - /* The reloc file position, set by - ecoff_compute_section_file_positions. */ - file_ptr reloc_filepos; - - /* The symbol table file position, set by _bfd_ecoff_mkobject_hook. */ - file_ptr sym_filepos; - - /* The start and end of the text segment. Only valid for an - existing file, not for one we are creating. */ - unsigned long text_start; - unsigned long text_end; - - /* The cached gp value. This is used when relocating. */ - bfd_vma gp; - - /* The maximum size of objects to optimize using gp. This is - typically set by the -G option to the compiler, assembler or - linker. */ - unsigned int gp_size; - - /* The register masks. When linking, all the masks found in the - input files are combined into the masks of the output file. - These are not all used for all targets, but that's OK, because - the relevant ones are the only ones swapped in and out. */ - unsigned long gprmask; - unsigned long fprmask; - unsigned long cprmask[4]; - - /* The ECOFF symbolic debugging information. */ - struct ecoff_debug_info debug_info; - - /* The unswapped ECOFF symbolic information. */ - void * raw_syments; - - /* The canonical BFD symbols. */ - struct ecoff_symbol_struct *canonical_symbols; - - /* A mapping from external symbol numbers to entries in the linker - hash table, used when linking. */ - struct ecoff_link_hash_entry **sym_hashes; - - /* A mapping from reloc symbol indices to sections, used when - linking. */ - asection **symndx_to_section; - - /* TRUE if this BFD was written by the backend linker. */ - bfd_boolean linker; - - /* TRUE if a warning that multiple global pointer values are - needed in the output binary was issued already. */ - bfd_boolean issued_multiple_gp_warning; - - /* Used by find_nearest_line entry point. The structure could be - included directly in this one, but there's no point to wasting - the memory just for the infrequently called find_nearest_line. */ - struct ecoff_find_line *find_line_info; - - /* Whether the .rdata section is in the text segment for this - particular ECOFF file. This is not valid until - ecoff_compute_section_file_positions is called. */ - bfd_boolean rdata_in_text; - -} ecoff_data_type; - -/* Each canonical asymbol really looks like this. */ - -typedef struct ecoff_symbol_struct -{ - /* The actual symbol which the rest of BFD works with */ - asymbol symbol; - - /* The fdr for this symbol. */ - FDR *fdr; - - /* TRUE if this is a local symbol rather than an external one. */ - bfd_boolean local; - - /* A pointer to the unswapped hidden information for this symbol. - This is either a struct sym_ext or a struct ext_ext, depending on - the value of the local field above. */ - void * native; -} ecoff_symbol_type; - -/* We take the address of the first element of an asymbol to ensure that the - macro is only ever applied to an asymbol. */ -#define ecoffsymbol(asymbol) ((ecoff_symbol_type *) (&((asymbol)->the_bfd))) - -/* We need to save the index of an external symbol when we write it - out so that can set the symbol index correctly when we write out - the relocs. */ -#define ecoff_get_sym_index(symbol) ((symbol)->udata.i) -#define ecoff_set_sym_index(symbol, idx) ((symbol)->udata.i = (idx)) - -/* A pointer to this structure is put in the used_by_bfd pointer of - a section to keep track of any per-section data. - The user_by_bfd pointer will be NULL if the information was not - needed. */ - -struct ecoff_section_tdata -{ - /* When producing an executable (i.e., final, non-relocatable link) - on the Alpha, we may need to use multiple global pointer values - to span the entire .lita section. In essence, we allow each - input .lita section to have its own gp value. To support this, - we need to keep track of the gp values that we picked for each - input .lita section . */ - bfd_vma gp; -}; - -/* An accessor macro for the ecoff_section_tdata structure. */ -#define ecoff_section_data(abfd, sec) \ - ((struct ecoff_section_tdata *) (sec)->used_by_bfd) - -/* ECOFF linker hash table entries. */ - -struct ecoff_link_hash_entry -{ - struct bfd_link_hash_entry root; - /* Symbol index in output file. */ - long indx; - /* BFD that ext field value came from. */ - bfd *abfd; - /* ECOFF external symbol information. */ - EXTR esym; - /* Nonzero if this symbol has been written out. */ - char written; - /* Nonzero if this symbol was referred to as small undefined. */ - char small; -}; - -/* ECOFF linker hash table. */ - -struct ecoff_link_hash_table -{ - struct bfd_link_hash_table root; -}; - -/* Make an ECOFF object. */ -extern bfd_boolean _bfd_ecoff_mkobject (bfd *); - -/* Read in the ECOFF symbolic debugging information. */ -extern bfd_boolean _bfd_ecoff_slurp_symbolic_info - (bfd *, asection *, struct ecoff_debug_info *); - -/* Generic ECOFF BFD backend vectors. */ - -extern bfd_boolean _bfd_ecoff_write_object_contents (bfd *); -extern const bfd_target *_bfd_ecoff_archive_p (bfd *); - -#define _bfd_ecoff_close_and_cleanup _bfd_generic_close_and_cleanup -#define _bfd_ecoff_bfd_free_cached_info _bfd_generic_bfd_free_cached_info -extern bfd_boolean _bfd_ecoff_new_section_hook - (bfd *, asection *); -extern bfd_boolean _bfd_ecoff_get_section_contents - (bfd *, asection *, void * location, file_ptr, bfd_size_type); - -#define _bfd_ecoff_bfd_link_split_section _bfd_generic_link_split_section - -extern bfd_boolean _bfd_ecoff_bfd_copy_private_bfd_data - (bfd *, bfd *); -#define _bfd_ecoff_bfd_copy_private_section_data \ - _bfd_generic_bfd_copy_private_section_data - -#define _bfd_ecoff_bfd_copy_private_symbol_data \ - _bfd_generic_bfd_copy_private_symbol_data - -#define _bfd_ecoff_bfd_copy_private_header_data \ - _bfd_generic_bfd_copy_private_header_data - -#define _bfd_ecoff_bfd_print_private_bfd_data \ - _bfd_generic_bfd_print_private_bfd_data - -#define _bfd_ecoff_bfd_merge_private_bfd_data \ - _bfd_generic_bfd_merge_private_bfd_data - -#define _bfd_ecoff_bfd_set_private_flags _bfd_generic_bfd_set_private_flags -extern bfd_boolean _bfd_ecoff_slurp_armap (bfd *); -#define _bfd_ecoff_slurp_extended_name_table _bfd_slurp_extended_name_table -#define _bfd_ecoff_construct_extended_name_table \ - _bfd_archive_bsd_construct_extended_name_table -#define _bfd_ecoff_truncate_arname bfd_dont_truncate_arname -extern bfd_boolean _bfd_ecoff_write_armap - (bfd *, unsigned int, struct orl *, unsigned int, int); -#define _bfd_ecoff_read_ar_hdr _bfd_generic_read_ar_hdr -#define _bfd_ecoff_openr_next_archived_file \ - bfd_generic_openr_next_archived_file -#define _bfd_ecoff_get_elt_at_index _bfd_generic_get_elt_at_index -#define _bfd_ecoff_generic_stat_arch_elt bfd_generic_stat_arch_elt -#define _bfd_ecoff_update_armap_timestamp bfd_true -#define _bfd_ecoff_bfd_is_target_special_symbol \ - ((bfd_boolean (*) (bfd *, asymbol *)) bfd_false) - -extern long _bfd_ecoff_get_symtab_upper_bound (bfd *); -extern long _bfd_ecoff_canonicalize_symtab (bfd *, asymbol **); -extern asymbol *_bfd_ecoff_make_empty_symbol (bfd *); -extern void _bfd_ecoff_print_symbol - (bfd *, void *, asymbol *, bfd_print_symbol_type); -extern void _bfd_ecoff_get_symbol_info - (bfd *, asymbol *, symbol_info *); -extern bfd_boolean _bfd_ecoff_bfd_is_local_label_name - (bfd *, const char *); -#define _bfd_ecoff_get_lineno _bfd_nosymbols_get_lineno -extern bfd_boolean _bfd_ecoff_find_nearest_line - (bfd *, asection *, asymbol **, bfd_vma, const char **, const char **, - unsigned int *); -#define _bfd_ecoff_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol -#define _bfd_ecoff_read_minisymbols _bfd_generic_read_minisymbols -#define _bfd_ecoff_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol -#define _bfd_ecoff_find_inliner_info _bfd_nosymbols_find_inliner_info - -#define _bfd_ecoff_get_reloc_upper_bound coff_get_reloc_upper_bound -extern long _bfd_ecoff_canonicalize_reloc - (bfd *, asection *, arelent **, asymbol **symbols); -/* ecoff_bfd_reloc_type_lookup defined by backend. */ - -extern bfd_boolean _bfd_ecoff_set_arch_mach - (bfd *, enum bfd_architecture, unsigned long); -extern bfd_boolean _bfd_ecoff_set_section_contents - (bfd *, asection *, const void * location, file_ptr, bfd_size_type); - -extern int _bfd_ecoff_sizeof_headers (bfd *, bfd_boolean); -/* ecoff_bfd_get_relocated_section_contents defined by backend. */ -/* ecoff_bfd_relax_section defined by backend. */ -extern struct bfd_link_hash_table *_bfd_ecoff_bfd_link_hash_table_create - (bfd *); -#define _bfd_ecoff_bfd_link_hash_table_free _bfd_generic_link_hash_table_free -extern bfd_boolean _bfd_ecoff_bfd_link_add_symbols - (bfd *, struct bfd_link_info *); -#define _bfd_ecoff_bfd_link_just_syms _bfd_generic_link_just_syms -extern bfd_boolean _bfd_ecoff_bfd_final_link - (bfd *, struct bfd_link_info *); - -/* Hook functions for the generic COFF section reading code. */ - -extern void * _bfd_ecoff_mkobject_hook (bfd *, void *, void *); -#define _bfd_ecoff_set_alignment_hook \ - ((void (*) (bfd *, asection *, void *)) bfd_void) -extern bfd_boolean _bfd_ecoff_set_arch_mach_hook - (bfd *, void *); -extern bfd_boolean _bfd_ecoff_styp_to_sec_flags - (bfd *, void *, const char *, asection *, flagword *); -extern bfd_boolean _bfd_ecoff_slurp_symbol_table (bfd *); - -/* ECOFF auxiliary information swapping routines. These are the same - for all ECOFF targets, so they are defined in ecofflink.c. */ - -extern void _bfd_ecoff_swap_tir_in - (int, const struct tir_ext *, TIR *); -extern void _bfd_ecoff_swap_tir_out - (int, const TIR *, struct tir_ext *); -extern void _bfd_ecoff_swap_rndx_in - (int, const struct rndx_ext *, RNDXR *); -extern void _bfd_ecoff_swap_rndx_out - (int, const RNDXR *, struct rndx_ext *); |