X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Flibecoff.h;h=98e330af3f39f4c8980ceecdc5b53defa29f6ec1;hb=e04f33c09f85b936d544c78b1fa6b1134dfbcecd;hp=456180544cb7d831baa143658da98819469897cf;hpb=72ec28b8afa357cdde70c612b4e0e9f37a34f8e4;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/libecoff.h b/bfd/libecoff.h index 456180544c..98e330af3f 100644 --- a/bfd/libecoff.h +++ b/bfd/libecoff.h @@ -1,22 +1,23 @@ /* BFD ECOFF object file private structure. - Copyright (C) 1993, 94, 95, 96, 97, 1999 Free Software Foundation, Inc. + Copyright (C) 1993-2020 Free Software Foundation, Inc. Written by Ian Lance Taylor, Cygnus Support. -This file is part of BFD, the Binary File Descriptor library. + 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 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 3 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. + 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + 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" @@ -43,10 +44,10 @@ struct ecoff_backend_data /* 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 + /* 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. */ - boolean rdata_in_text; + bfd_boolean rdata_in_text; /* Bitsize of constructor entries. */ unsigned int constructor_bitsize; /* Reloc to use for constructor entries. */ @@ -56,26 +57,29 @@ struct ecoff_backend_data /* External reloc size. */ bfd_size_type external_reloc_size; /* Reloc swapping functions. */ - void (*swap_reloc_in) PARAMS ((bfd *, PTR, struct internal_reloc *)); - void (*swap_reloc_out) PARAMS ((bfd *, const struct internal_reloc *, PTR)); + 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) PARAMS ((bfd *, const struct internal_reloc *, - arelent *)); - void (*adjust_reloc_out) PARAMS ((bfd *, const arelent *, - struct internal_reloc *)); + 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. */ - boolean (*relocate_section) PARAMS ((bfd *output_bfd, struct bfd_link_info *, - bfd *input_bfd, asection *input_section, - bfd_byte *contents, - PTR external_relocs)); + bfd_boolean (*relocate_section) + (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, void *); /* Do final adjustments to filehdr and aouthdr. */ - boolean (*adjust_headers) PARAMS ((bfd *, struct internal_filehdr *, - struct internal_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) PARAMS ((bfd *, file_ptr)); + bfd *(*get_elt_at_filepos) (bfd *, file_ptr); }; +/* ECOFF targets don't support COFF long section names, so this + macro is provided to use as an initialiser for the related + members of the embedded bfd_coff_backend_data struct. */ +#define ECOFF_NO_LONG_SECTION_NAMES (FALSE), _bfd_ecoff_no_long_sections + /* This is the target specific information kept for ECOFF files. */ #define ecoff_data(abfd) ((abfd)->tdata.ecoff_obj_data) @@ -114,7 +118,7 @@ typedef struct ecoff_tdata struct ecoff_debug_info debug_info; /* The unswapped ECOFF symbolic information. */ - PTR raw_syments; + void * raw_syments; /* The canonical BFD symbols. */ struct ecoff_symbol_struct *canonical_symbols; @@ -127,12 +131,12 @@ typedef struct ecoff_tdata linking. */ asection **symndx_to_section; - /* True if this BFD was written by the backend linker. */ - boolean linker; + /* TRUE if this BFD was written by the backend linker. */ + bfd_boolean linker; - /* True if a warning that multiple global pointer values are + /* TRUE if a warning that multiple global pointer values are needed in the output binary was issued already. */ - boolean issued_multiple_gp_warning; + 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 @@ -142,7 +146,7 @@ typedef struct ecoff_tdata /* 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. */ - boolean rdata_in_text; + bfd_boolean rdata_in_text; } ecoff_data_type; @@ -156,16 +160,16 @@ typedef struct ecoff_symbol_struct /* The fdr for this symbol. */ FDR *fdr; - /* true if this is a local symbol rather than an external one. */ - boolean local; + /* 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. */ - PTR native; + void * native; } ecoff_symbol_type; -/* We take the address of the first element of a asymbol to ensure that the +/* 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))) @@ -175,41 +179,13 @@ typedef struct ecoff_symbol_struct #define ecoff_get_sym_index(symbol) ((symbol)->udata.i) #define ecoff_set_sym_index(symbol, idx) ((symbol)->udata.i = (idx)) -/* When generating MIPS embedded PIC code, the linker relaxes the code - to turn PC relative branches into longer code sequences when the PC - relative branch is out of range. This involves reading the relocs - in bfd_relax_section as well as in bfd_final_link, and requires the - code to keep track of which relocs have been expanded. A pointer - to this structure is put in the used_by_bfd pointer of a section to - keep track of this information. The user_by_bfd pointer will be - NULL if the information was not needed. */ +/* 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 { - /* The unswapped relocs for this section. These are stored in - memory so the input file does not have to be read twice. */ - PTR external_relocs; - - /* The contents of the section. These bytes may or may not be saved - in memory, but if it is this is a pointer to them. */ - bfd_byte *contents; - - /* Offset adjustments for PC relative branches. A number other than - 1 is an addend for a PC relative branch, or a switch table entry - which is the difference of two .text locations; this addend - arises because the branch or difference crosses one or more - branches which were expanded into a larger code sequence. A 1 - means that this branch was itself expanded into a larger code - sequence. 1 is not a possible offset, since all offsets must be - multiples of the instruction size, which is 4; also, the only - relocs with non-zero offsets will be PC relative branches or - switch table entries within the same object file. If this field - is NULL, no branches were expanded and no offsets are required. - Otherwise there are as many entries as there are relocs in the - section, and the entry for any reloc that is not PC relative is - zero. */ - long *offsets; - /* 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 @@ -248,33 +224,37 @@ struct ecoff_link_hash_table }; /* Make an ECOFF object. */ -extern boolean _bfd_ecoff_mkobject PARAMS ((bfd *)); +extern bfd_boolean _bfd_ecoff_mkobject (bfd *); /* Read in the ECOFF symbolic debugging information. */ -extern boolean _bfd_ecoff_slurp_symbolic_info - PARAMS ((bfd *, asection *, struct ecoff_debug_info *)); +extern bfd_boolean _bfd_ecoff_slurp_symbolic_info + (bfd *, asection *, struct ecoff_debug_info *); /* Generic ECOFF BFD backend vectors. */ -extern boolean _bfd_ecoff_write_object_contents PARAMS ((bfd *abfd)); -extern const bfd_target *_bfd_ecoff_archive_p PARAMS ((bfd *abfd)); +extern bfd_boolean _bfd_ecoff_write_object_contents (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 boolean _bfd_ecoff_new_section_hook - PARAMS ((bfd *, asection *)); -extern boolean _bfd_ecoff_get_section_contents - PARAMS ((bfd *, asection *, PTR location, file_ptr, bfd_size_type)); +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 +#define _bfd_ecoff_bfd_link_check_relocs _bfd_generic_link_check_relocs -extern boolean _bfd_ecoff_bfd_copy_private_bfd_data PARAMS ((bfd *, bfd *)); +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 @@ -282,76 +262,87 @@ extern boolean _bfd_ecoff_bfd_copy_private_bfd_data PARAMS ((bfd *, bfd *)); _bfd_generic_bfd_merge_private_bfd_data #define _bfd_ecoff_bfd_set_private_flags _bfd_generic_bfd_set_private_flags -extern boolean _bfd_ecoff_slurp_armap PARAMS ((bfd *abfd)); +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 boolean _bfd_ecoff_write_armap - PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int)); +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_write_ar_hdr _bfd_generic_write_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_update_armap_timestamp _bfd_bool_bfd_true +#define _bfd_ecoff_bfd_is_target_special_symbol _bfd_bool_bfd_asymbol_false -extern long _bfd_ecoff_get_symtab_upper_bound PARAMS ((bfd *abfd)); -extern long _bfd_ecoff_get_symtab PARAMS ((bfd *abfd, asymbol **alocation)); -extern asymbol *_bfd_ecoff_make_empty_symbol PARAMS ((bfd *abfd)); +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 - PARAMS ((bfd *, PTR filep, asymbol *, bfd_print_symbol_type)); + (bfd *, void *, asymbol *, bfd_print_symbol_type); extern void _bfd_ecoff_get_symbol_info - PARAMS ((bfd *, asymbol *, symbol_info *)); -extern boolean _bfd_ecoff_bfd_is_local_label_name - PARAMS ((bfd *, const char *)); + (bfd *, asymbol *, symbol_info *); +#define _bfd_ecoff_get_symbol_version_string \ + _bfd_nosymbols_get_symbol_version_string +extern bfd_boolean _bfd_ecoff_bfd_is_local_label_name + (bfd *, const char *); #define _bfd_ecoff_get_lineno _bfd_nosymbols_get_lineno -extern boolean _bfd_ecoff_find_nearest_line - PARAMS ((bfd *, asection *, asymbol **, bfd_vma offset, - const char **filename_ptr, const char **fnname_ptr, - unsigned int *retline_ptr)); +extern bfd_boolean _bfd_ecoff_find_nearest_line + (bfd *, asymbol **, asection *, bfd_vma, + const char **, const char **, unsigned int *, unsigned int *); +#define _bfd_ecoff_find_line _bfd_nosymbols_find_line #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 - PARAMS ((bfd *, asection *, arelent **, asymbol **symbols)); + (bfd *, asection *, arelent **, asymbol **); /* ecoff_bfd_reloc_type_lookup defined by backend. */ -extern boolean _bfd_ecoff_set_arch_mach - PARAMS ((bfd *, enum bfd_architecture, unsigned long machine)); -extern boolean _bfd_ecoff_set_section_contents - PARAMS ((bfd *, asection *, PTR location, file_ptr, bfd_size_type)); +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 PARAMS ((bfd *abfd, boolean reloc)); +extern int _bfd_ecoff_sizeof_headers (bfd *, struct bfd_link_info *); /* 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 - PARAMS ((bfd *)); -extern boolean _bfd_ecoff_bfd_link_add_symbols - PARAMS ((bfd *, struct bfd_link_info *)); -extern boolean _bfd_ecoff_bfd_final_link - PARAMS ((bfd *, struct bfd_link_info *)); + (bfd *); +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 +#define _bfd_ecoff_bfd_copy_link_hash_symbol_type \ + _bfd_generic_copy_link_hash_symbol_type +extern bfd_boolean _bfd_ecoff_bfd_final_link + (bfd *, struct bfd_link_info *); /* Hook functions for the generic COFF section reading code. */ -extern PTR _bfd_ecoff_mkobject_hook PARAMS ((bfd *, PTR filehdr, PTR aouthdr)); -#define _bfd_ecoff_set_alignment_hook \ - ((void (*) PARAMS ((bfd *, asection *, PTR))) bfd_void) -extern boolean _bfd_ecoff_set_arch_mach_hook PARAMS ((bfd *abfd, PTR filehdr)); -extern flagword _bfd_ecoff_styp_to_sec_flags - PARAMS ((bfd *abfd, PTR hdr, const char *name, asection *section)); -extern boolean _bfd_ecoff_slurp_symbol_table PARAMS ((bfd *abfd)); +extern void * _bfd_ecoff_mkobject_hook (bfd *, void *, void *); +extern void _bfd_ecoff_set_alignment_hook + (bfd *, asection *, void *); +extern bfd_boolean _bfd_ecoff_set_arch_mach_hook + (bfd *, void *); +extern bfd_boolean _bfd_ecoff_no_long_sections + (bfd *abfd, int enable); +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 - PARAMS ((int, const struct tir_ext *, TIR *)); + (int, const struct tir_ext *, TIR *); extern void _bfd_ecoff_swap_tir_out - PARAMS ((int, const TIR *, struct tir_ext *)); + (int, const TIR *, struct tir_ext *); extern void _bfd_ecoff_swap_rndx_in - PARAMS ((int, const struct rndx_ext *, RNDXR *)); + (int, const struct rndx_ext *, RNDXR *); extern void _bfd_ecoff_swap_rndx_out - PARAMS ((int, const RNDXR *, struct rndx_ext *)); + (int, const RNDXR *, struct rndx_ext *);