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- /* BFD ECOFF object file private structure.
- Copyright (C) 1993 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., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
- /* 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 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. */
- 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. */
- unsigned long gprmask;
- unsigned long cprmask[4];
-
- /* The size of the unswapped ECOFF symbolic information. */
- bfd_size_type raw_size;
-
- /* The unswapped ECOFF symbolic information. */
- PTR raw_syments;
-
- /* The swapped ECOFF symbolic header. */
- HDRR symbolic_header;
-
- /* Pointers to the unswapped symbolic information. */
- unsigned char *line;
- struct dnr_ext *external_dnr;
- struct pdr_ext *external_pdr;
- struct sym_ext *external_sym;
- struct opt_ext *external_opt;
- union aux_ext *external_aux;
- char *ss;
- char *ssext;
- struct fdr_ext *external_fdr;
- struct rfd_ext *external_rfd;
- struct ext_ext *external_ext;
-
- /* The swapped FDR information. */
- FDR *fdr;
-
- /* The FDR index. This is set for an input BFD to a link so that
- the external symbols can set their FDR index correctly. */
- unsigned int ifdbase;
-
- /* The canonical BFD symbols. */
- struct ecoff_symbol_struct *canonical_symbols;
-
- } ecoff_data_type;
-
- /* This is a hack borrowed from coffcode.h; 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) ((unsigned long) (symbol)->udata)
- #define ecoff_set_sym_index(symbol, idx) ((symbol)->udata = (PTR) (idx))
-
- /* Read in the ECOFF symbolic information. FIXME: If there is ever
- another ECOFF target, this function, and the swapping functions,
- should be called via a target specific vector, as is done with the
- functions in bfd_coff_backend_data. */
- extern boolean ecoff_slurp_symbolic_info PARAMS ((bfd *));
-