Steve Chamberlain
35 years ago
2 changed files with 2742 additions and 0 deletions
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/* coff object file format
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Copyright (C) 1989, 1990, 1991 Free Software Foundation, Inc. |
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This file is part of GAS. |
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GAS is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2, or (at your option) |
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any later version. |
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GAS is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with GAS; see the file COPYING. If not, write to |
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the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ |
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/* $Id$ */ |
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#define OBJ_COFF 1 |
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#include "targ-cpu.h" |
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#ifdef BFD_HEADERS |
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#include "bfd.h" |
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extern bfd *stdoutput; |
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/* This internal_lineno crap is to stop namespace pollution from the
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bfd internal coff headerfile. */ |
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#define internal_lineno bfd_internal_lineno |
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#include "internalcoff.h" |
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#undef internal_lineno |
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#if defined(TC_H8300) |
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#include "coff-h8300.h" |
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#define TARGET_FORMAT "coff-h8300" |
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#elif defined(TC_A29K) |
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#include "coff-a29k.h" |
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#define TARGET_FORMAT "coff-a29k-big" |
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#else |
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help me |
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#endif |
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#else |
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#include "coff.gnu.h" |
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#endif |
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#ifdef USE_NATIVE_HEADERS |
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#include <filehdr.h> |
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#include <aouthdr.h> |
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#include <scnhdr.h> |
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#include <storclass.h> |
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#include <linenum.h> |
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#include <syms.h> |
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#include <reloc.h> |
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#include <sys/types.h> |
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#endif /* USE_NATIVE_HEADERS */ |
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/* Define some processor dependent values according to the processor we are
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on. */ |
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#if defined(TC_H8300) |
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#define BYTE_ORDERING 0 |
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#define FILE_HEADER_MAGIC H8300MAGIC |
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#elif defined(TC_M68K) |
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#define BYTE_ORDERING F_AR32W /* See filehdr.h for more info. */ |
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#ifndef FILE_HEADER_MAGIC |
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#define FILE_HEADER_MAGIC MC68MAGIC /* ... */ |
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#endif /* FILE_HEADER_MAGIC */ |
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#elif defined(TC_I386) |
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#define BYTE_ORDERING F_AR32WR /* See filehdr.h for more info. */ |
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#ifndef FILE_HEADER_MAGIC |
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#define FILE_HEADER_MAGIC I386MAGIC /* ... */ |
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#endif /* FILE_HEADER_MAGIC */ |
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#elif defined(TC_I960) |
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#define BYTE_ORDERING F_AR32WR /* See filehdr.h for more info. */ |
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#ifndef FILE_HEADER_MAGIC |
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#define FILE_HEADER_MAGIC I960ROMAGIC /* ... */ |
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#endif /* FILE_HEADER_MAGIC */ |
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#elif defined(TC_A29K) |
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#define BYTE_ORDERING F_AR32W /* big endian. */ |
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#ifndef FILE_HEADER_MAGIC |
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#define FILE_HEADER_MAGIC SIPFBOMAGIC |
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#endif /* FILE_HEADER_MAGIC */ |
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#else |
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you lose |
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#endif |
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#ifndef OBJ_COFF_MAX_AUXENTRIES |
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#define OBJ_COFF_MAX_AUXENTRIES 1 |
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#endif /* OBJ_COFF_MAX_AUXENTRIES */ |
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extern const short seg_N_TYPE[]; |
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extern const segT N_TYPE_seg[]; |
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/* Magic number of paged executable. */ |
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#define DEFAULT_MAGIC_NUMBER_FOR_OBJECT_FILE 0x8300 |
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#ifndef BFD_HEADERS |
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/* Add these definitions to have a consistent convention for all the
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types used in COFF format. */ |
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#define AOUTHDR struct aouthdr |
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#define AOUTHDRSZ sizeof(AOUTHDR) |
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#endif |
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/* SYMBOL TABLE */ |
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/* targets may also set this */ |
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#ifndef SYMBOLS_NEED_BACKPOINTERS |
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#define SYMBOLS_NEED_BACKPOINTERS 1 |
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#endif /* SYMBOLS_NEED_BACKPOINTERS */ |
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/* Symbol table entry data type */ |
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typedef struct |
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{ |
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struct internal_syment ost_entry; /* Basic symbol */ |
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union internal_auxent ost_auxent[OBJ_COFF_MAX_AUXENTRIES]; /* Auxiliary entry. */ |
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unsigned int ost_flags; /* obj_coff internal use only flags */ |
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} obj_symbol_type; |
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#define DO_NOT_STRIP 0 |
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#define DO_STRIP 1 |
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/* Symbol table macros and constants */ |
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/* Possible and usefull section number in symbol table
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* The values of TEXT, DATA and BSS may not be portable. |
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*/ |
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#define C_ABS_SECTION N_ABS |
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#define C_UNDEF_SECTION N_UNDEF |
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#define C_DEBUG_SECTION N_DEBUG |
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#define C_NTV_SECTION N_TV |
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#define C_PTV_SECTION P_TV |
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#define C_REGISTER_SECTION 4 |
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/*
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* Macros to extract information from a symbol table entry. |
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* This syntaxic indirection allows independence regarding a.out or coff. |
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* The argument (s) of all these macros is a pointer to a symbol table entry. |
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*/ |
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/* Predicates */ |
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/* True if the symbol is external */ |
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#define S_IS_EXTERNAL(s) ((s)->sy_symbol.ost_entry.n_scnum == C_UNDEF_SECTION) |
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/* True if symbol has been defined, ie :
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section > 0 (DATA, TEXT or BSS) |
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section == 0 and value > 0 (external bss symbol) */ |
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#define S_IS_DEFINED(s) ((s)->sy_symbol.ost_entry.n_scnum > C_UNDEF_SECTION || \ |
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((s)->sy_symbol.ost_entry.n_scnum == C_UNDEF_SECTION && \ |
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(s)->sy_symbol.ost_entry.n_value > 0)) |
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/* True if a debug special symbol entry */ |
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#define S_IS_DEBUG(s) ((s)->sy_symbol.ost_entry.n_scnum == C_DEBUG_SECTION) |
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/* True if a symbol is local symbol name */ |
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/* A symbol name whose name begin with ^A is a gas internal pseudo symbol */ |
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#define S_IS_LOCAL(s) (S_GET_NAME(s)[0] == '\001' || \ |
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(s)->sy_symbol.ost_entry.n_scnum == C_REGISTER_SECTION || \ |
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(S_LOCAL_NAME(s) && !flagseen['L'])) |
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/* True if a symbol is not defined in this file */ |
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#define S_IS_EXTERN(s) ((s)->sy_symbol.ost_entry.n_scnum == 0 && (s)->sy_symbol.ost_entry.n_value == 0) |
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/*
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* True if a symbol can be multiply defined (bss symbols have this def |
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* though it is bad practice) |
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*/ |
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#define S_IS_COMMON(s) ((s)->sy_symbol.ost_entry.n_scnum == 0 && (s)->sy_symbol.ost_entry.n_value != 0) |
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/* True if a symbol name is in the string table, i.e. its length is > 8. */ |
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#define S_IS_STRING(s) (strlen(S_GET_NAME(s)) > 8 ? 1 : 0) |
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/* Accessors */ |
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/* The name of the symbol */ |
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#define S_GET_NAME(s) ((char*)(s)->sy_symbol.ost_entry.n_offset) |
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/* The pointer to the string table */ |
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#define S_GET_OFFSET(s) ((s)->sy_symbol.ost_entry.n_offset) |
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/* The zeroes if symbol name is longer than 8 chars */ |
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#define S_GET_ZEROES(s) ((s)->sy_symbol.ost_entry.n_zeroes) |
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/* The value of the symbol */ |
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#define S_GET_VALUE(s) ((unsigned) ((s)->sy_symbol.ost_entry.n_value)) |
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/* The numeric value of the segment */ |
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#define S_GET_SEGMENT(s) s_get_segment(s) |
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/* The data type */ |
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#define S_GET_DATA_TYPE(s) ((s)->sy_symbol.ost_entry.n_type) |
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/* The storage class */ |
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#define S_GET_STORAGE_CLASS(s) ((s)->sy_symbol.ost_entry.n_sclass) |
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/* The number of auxiliary entries */ |
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#define S_GET_NUMBER_AUXILIARY(s) ((s)->sy_symbol.ost_entry.n_numaux) |
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/* Modifiers */ |
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/* Set the name of the symbol */ |
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#define S_SET_NAME(s,v) ((s)->sy_symbol.ost_entry.n_offset = (unsigned long)(v)) |
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/* Set the offset of the symbol */ |
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#define S_SET_OFFSET(s,v) ((s)->sy_symbol.ost_entry.n_offset = (v)) |
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/* The zeroes if symbol name is longer than 8 chars */ |
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#define S_SET_ZEROES(s,v) ((s)->sy_symbol.ost_entry.n_zeroes = (v)) |
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/* Set the value of the symbol */ |
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#define S_SET_VALUE(s,v) ((s)->sy_symbol.ost_entry.n_value = (v)) |
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/* The numeric value of the segment */ |
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#define S_SET_SEGMENT(s,v) ((s)->sy_symbol.ost_entry.n_scnum = SEGMENT_TO_SYMBOL_TYPE(v)) |
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/* The data type */ |
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#define S_SET_DATA_TYPE(s,v) ((s)->sy_symbol.ost_entry.n_type = (v)) |
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/* The storage class */ |
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#define S_SET_STORAGE_CLASS(s,v) ((s)->sy_symbol.ost_entry.n_sclass = (v)) |
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/* The number of auxiliary entries */ |
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#define S_SET_NUMBER_AUXILIARY(s,v) ((s)->sy_symbol.ost_entry.n_numaux = (v)) |
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/* Additional modifiers */ |
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/* The symbol is external (does not mean undefined) */ |
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#define S_SET_EXTERNAL(s) { S_SET_STORAGE_CLASS(s, C_EXT) ; SF_CLEAR_LOCAL(s); } |
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/* Auxiliary entry macros. SA_ stands for symbol auxiliary */ |
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/* Omit the tv related fields */ |
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/* Accessors */ |
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#ifdef BFD_HEADERS |
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#define SA_GET_SYM_TAGNDX(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx.l) |
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#else |
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#define SA_GET_SYM_TAGNDX(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx) |
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#endif |
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#define SA_GET_SYM_LNNO(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_lnno) |
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#define SA_GET_SYM_SIZE(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_size) |
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#define SA_GET_SYM_FSIZE(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_fsize) |
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#define SA_GET_SYM_LNNOPTR(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_lnnoptr) |
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#ifdef BFD_HEADERS |
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#define SA_GET_SYM_ENDNDX(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx.l) |
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#else |
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#define SA_GET_SYM_ENDNDX(s) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx) |
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#endif |
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#define SA_GET_SYM_DIMEN(s,i) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_ary.x_dimen[(i)]) |
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#define SA_GET_FILE_FNAME(s) ((s)->sy_symbol.ost_auxent[0].x_file.x_fname) |
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#define SA_GET_SCN_SCNLEN(s) ((s)->sy_symbol.ost_auxent[0].x_scn.x_scnlen) |
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#define SA_GET_SCN_NRELOC(s) ((s)->sy_symbol.ost_auxent[0].x_scn.x_nreloc) |
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#define SA_GET_SCN_NLINNO(s) ((s)->sy_symbol.ost_auxent[0].x_scn.x_nlinno) |
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/* Modifiers */ |
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#ifdef BFD_HEADERS |
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#define SA_SET_SYM_TAGNDX(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx.l=(v)) |
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#else |
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#define SA_SET_SYM_TAGNDX(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_tagndx=(v)) |
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#endif |
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#define SA_SET_SYM_LNNO(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_lnno=(v)) |
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#define SA_SET_SYM_SIZE(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_lnsz.x_size=(v)) |
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#define SA_SET_SYM_FSIZE(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_misc.x_fsize=(v)) |
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#define SA_SET_SYM_LNNOPTR(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_lnnoptr=(v)) |
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#ifdef BFD_HEADERS |
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#define SA_SET_SYM_ENDNDX(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx.l=(v)) |
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#else |
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#define SA_SET_SYM_ENDNDX(s,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_fcn.x_endndx=(v)) |
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#endif |
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#define SA_SET_SYM_DIMEN(s,i,v) ((s)->sy_symbol.ost_auxent[0].x_sym.x_fcnary.x_ary.x_dimen[(i)]=(v)) |
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#define SA_SET_FILE_FNAME(s,v) strncpy((s)->sy_symbol.ost_auxent[0].x_file.x_fname,(v),FILNMLEN) |
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#define SA_SET_SCN_SCNLEN(s,v) ((s)->sy_symbol.ost_auxent[0].x_scn.x_scnlen=(v)) |
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#define SA_SET_SCN_NRELOC(s,v) ((s)->sy_symbol.ost_auxent[0].x_scn.x_nreloc=(v)) |
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#define SA_SET_SCN_NLINNO(s,v) ((s)->sy_symbol.ost_auxent[0].x_scn.x_nlinno=(v)) |
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/*
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* Internal use only definitions. SF_ stands for symbol flags. |
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* |
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* These values can be assigned to sy_symbol.ost_flags field of a symbolS. |
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* |
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* You'll break i960 if you shift the SYSPROC bits anywhere else. for |
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* more on the balname/callname hack, see tc-i960.h. b.out is done |
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* differently. |
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*/ |
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#define SF_I960_MASK (0x000001ff) /* Bits 0-8 are used by the i960 port. */ |
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#define SF_SYSPROC (0x0000003f) /* bits 0-5 are used to store the sysproc number */ |
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#define SF_IS_SYSPROC (0x00000040) /* bit 6 marks symbols that are sysprocs */ |
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#define SF_BALNAME (0x00000080) /* bit 7 marks BALNAME symbols */ |
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#define SF_CALLNAME (0x00000100) /* bit 8 marks CALLNAME symbols */ |
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#define SF_NORMAL_MASK (0x0000ffff) /* bits 12-15 are general purpose. */ |
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#define SF_STATICS (0x00001000) /* Mark the .text & all symbols */ |
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#define SF_DEFINED (0x00002000) /* Symbol is defined in this file */ |
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#define SF_STRING (0x00004000) /* Symbol name length > 8 */ |
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#define SF_LOCAL (0x00008000) /* Symbol must not be emitted */ |
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#define SF_DEBUG_MASK (0xffff0000) /* bits 16-31 are debug info */ |
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#define SF_FUNCTION (0x00010000) /* The symbol is a function */ |
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#define SF_PROCESS (0x00020000) /* Process symbol before write */ |
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#define SF_TAGGED (0x00040000) /* Is associated with a tag */ |
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#define SF_TAG (0x00080000) /* Is a tag */ |
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#define SF_DEBUG (0x00100000) /* Is in debug or abs section */ |
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#define SF_GET_SEGMENT (0x00200000) /* Get the section of the forward symbol. */ |
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/* All other bits are unused. */ |
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/* Accessors */ |
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#define SF_GET(s) ((s)->sy_symbol.ost_flags) |
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#define SF_GET_NORMAL_FIELD(s) ((s)->sy_symbol.ost_flags & SF_NORMAL_MASK) |
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#define SF_GET_DEBUG_FIELD(s) ((s)->sy_symbol.ost_flags & SF_DEBUG_MASK) |
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#define SF_GET_FILE(s) ((s)->sy_symbol.ost_flags & SF_FILE) |
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#define SF_GET_STATICS(s) ((s)->sy_symbol.ost_flags & SF_STATICS) |
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#define SF_GET_DEFINED(s) ((s)->sy_symbol.ost_flags & SF_DEFINED) |
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#define SF_GET_STRING(s) ((s)->sy_symbol.ost_flags & SF_STRING) |
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#define SF_GET_LOCAL(s) ((s)->sy_symbol.ost_flags & SF_LOCAL) |
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#define SF_GET_FUNCTION(s) ((s)->sy_symbol.ost_flags & SF_FUNCTION) |
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#define SF_GET_PROCESS(s) ((s)->sy_symbol.ost_flags & SF_PROCESS) |
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#define SF_GET_DEBUG(s) ((s)->sy_symbol.ost_flags & SF_DEBUG) |
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#define SF_GET_TAGGED(s) ((s)->sy_symbol.ost_flags & SF_TAGGED) |
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#define SF_GET_TAG(s) ((s)->sy_symbol.ost_flags & SF_TAG) |
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#define SF_GET_GET_SEGMENT(s) ((s)->sy_symbol.ost_flags & SF_GET_SEGMENT) |
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#define SF_GET_I960(s) ((s)->sy_symbol.ost_flags & SF_I960_MASK) /* used by i960 */ |
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#define SF_GET_BALNAME(s) ((s)->sy_symbol.ost_flags & SF_BALNAME) /* used by i960 */ |
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#define SF_GET_CALLNAME(s) ((s)->sy_symbol.ost_flags & SF_CALLNAME) /* used by i960 */ |
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#define SF_GET_IS_SYSPROC(s) ((s)->sy_symbol.ost_flags & SF_IS_SYSPROC) /* used by i960 */ |
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#define SF_GET_SYSPROC(s) ((s)->sy_symbol.ost_flags & SF_SYSPROC) /* used by i960 */ |
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/* Modifiers */ |
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#define SF_SET(s,v) ((s)->sy_symbol.ost_flags = (v)) |
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#define SF_SET_NORMAL_FIELD(s,v)((s)->sy_symbol.ost_flags |= ((v) & SF_NORMAL_MASK)) |
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#define SF_SET_DEBUG_FIELD(s,v) ((s)->sy_symbol.ost_flags |= ((v) & SF_DEBUG_MASK)) |
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#define SF_SET_FILE(s) ((s)->sy_symbol.ost_flags |= SF_FILE) |
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#define SF_SET_STATICS(s) ((s)->sy_symbol.ost_flags |= SF_STATICS) |
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#define SF_SET_DEFINED(s) ((s)->sy_symbol.ost_flags |= SF_DEFINED) |
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#define SF_SET_STRING(s) ((s)->sy_symbol.ost_flags |= SF_STRING) |
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#define SF_SET_LOCAL(s) ((s)->sy_symbol.ost_flags |= SF_LOCAL) |
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#define SF_CLEAR_LOCAL(s) ((s)->sy_symbol.ost_flags &= ~SF_LOCAL) |
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#define SF_SET_FUNCTION(s) ((s)->sy_symbol.ost_flags |= SF_FUNCTION) |
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#define SF_SET_PROCESS(s) ((s)->sy_symbol.ost_flags |= SF_PROCESS) |
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#define SF_SET_DEBUG(s) ((s)->sy_symbol.ost_flags |= SF_DEBUG) |
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#define SF_SET_TAGGED(s) ((s)->sy_symbol.ost_flags |= SF_TAGGED) |
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#define SF_SET_TAG(s) ((s)->sy_symbol.ost_flags |= SF_TAG) |
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#define SF_SET_GET_SEGMENT(s) ((s)->sy_symbol.ost_flags |= SF_GET_SEGMENT) |
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#define SF_SET_I960(s,v) ((s)->sy_symbol.ost_flags |= ((v) & SF_I960_MASK)) /* used by i960 */ |
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#define SF_SET_BALNAME(s) ((s)->sy_symbol.ost_flags |= SF_BALNAME) /* used by i960 */ |
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#define SF_SET_CALLNAME(s) ((s)->sy_symbol.ost_flags |= SF_CALLNAME) /* used by i960 */ |
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#define SF_SET_IS_SYSPROC(s) ((s)->sy_symbol.ost_flags |= SF_IS_SYSPROC) /* used by i960 */ |
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#define SF_SET_SYSPROC(s,v) ((s)->sy_symbol.ost_flags |= ((v) & SF_SYSPROC)) /* used by i960 */ |
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/* File header macro and type definition */ |
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/*
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* File position calculators. Beware to use them when all the |
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* appropriate fields are set in the header. |
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*/ |
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#ifdef OBJ_COFF_OMIT_OPTIONAL_HEADER |
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#define OBJ_COFF_AOUTHDRSZ (0) |
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#else |
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#define OBJ_COFF_AOUTHDRSZ (AOUTHDRSZ) |
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#endif /* OBJ_COFF_OMIT_OPTIONAL_HEADER */ |
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#define H_GET_FILE_SIZE(h) \ |
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(long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \ |
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H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \ |
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H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \ |
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H_GET_RELOCATION_SIZE(h) + H_GET_LINENO_SIZE(h) + \ |
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H_GET_SYMBOL_TABLE_SIZE(h) + \ |
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(h)->string_table_size) |
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#define H_GET_TEXT_FILE_OFFSET(h) \ |
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(long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \ |
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H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ) |
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#define H_GET_DATA_FILE_OFFSET(h) \ |
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(long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \ |
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H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \ |
|||
H_GET_TEXT_SIZE(h)) |
|||
#define H_GET_BSS_FILE_OFFSET(h) 0 |
|||
#define H_GET_RELOCATION_FILE_OFFSET(h) \ |
|||
(long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \ |
|||
H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \ |
|||
H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h)) |
|||
#define H_GET_LINENO_FILE_OFFSET(h) \ |
|||
(long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \ |
|||
H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \ |
|||
H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \ |
|||
H_GET_RELOCATION_SIZE(h)) |
|||
#define H_GET_SYMBOL_TABLE_FILE_OFFSET(h) \ |
|||
(long)(FILHSZ + OBJ_COFF_AOUTHDRSZ + \ |
|||
H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ + \ |
|||
H_GET_TEXT_SIZE(h) + H_GET_DATA_SIZE(h) + \ |
|||
H_GET_RELOCATION_SIZE(h) + H_GET_LINENO_SIZE(h)) |
|||
|
|||
/* Accessors */ |
|||
/* aouthdr */ |
|||
#define H_GET_MAGIC_NUMBER(h) ((h)->aouthdr.magic) |
|||
#define H_GET_VERSION_STAMP(h) ((h)->aouthdr.vstamp) |
|||
#define H_GET_TEXT_SIZE(h) ((h)->aouthdr.tsize) |
|||
#define H_GET_DATA_SIZE(h) ((h)->aouthdr.dsize) |
|||
#define H_GET_BSS_SIZE(h) ((h)->aouthdr.bsize) |
|||
#define H_GET_ENTRY_POINT(h) ((h)->aouthdr.entry) |
|||
#define H_GET_TEXT_START(h) ((h)->aouthdr.text_start) |
|||
#define H_GET_DATA_START(h) ((h)->aouthdr.data_start) |
|||
/* filehdr */ |
|||
#define H_GET_FILE_MAGIC_NUMBER(h) ((h)->filehdr.f_magic) |
|||
#define H_GET_NUMBER_OF_SECTIONS(h) ((h)->filehdr.f_nscns) |
|||
#define H_GET_TIME_STAMP(h) ((h)->filehdr.f_timdat) |
|||
#define H_GET_SYMBOL_TABLE_POINTER(h) ((h)->filehdr.f_symptr) |
|||
#define H_GET_SYMBOL_COUNT(h) ((h)->filehdr.f_nsyms) |
|||
#define H_GET_SYMBOL_TABLE_SIZE(h) (H_GET_SYMBOL_COUNT(h) * SYMESZ) |
|||
#define H_GET_SIZEOF_OPTIONAL_HEADER(h) ((h)->filehdr.f_opthdr) |
|||
#define H_GET_FLAGS(h) ((h)->filehdr.f_flags) |
|||
/* Extra fields to achieve bsd a.out compatibility and for convenience */ |
|||
#define H_GET_RELOCATION_SIZE(h) ((h)->relocation_size) |
|||
#define H_GET_STRING_SIZE(h) ((h)->string_table_size) |
|||
#define H_GET_LINENO_SIZE(h) ((h)->lineno_size) |
|||
|
|||
#ifndef OBJ_COFF_OMIT_OPTIONAL_HEADER |
|||
#define H_GET_HEADER_SIZE(h) (sizeof(FILHDR) \ |
|||
+ sizeof(AOUTHDR)\ |
|||
+ (H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ)) |
|||
#else /* OBJ_COFF_OMIT_OPTIONAL_HEADER */ |
|||
#define H_GET_HEADER_SIZE(h) (sizeof(FILHDR) \ |
|||
+ (H_GET_NUMBER_OF_SECTIONS(h) * SCNHSZ)) |
|||
#endif /* OBJ_COFF_OMIT_OPTIONAL_HEADER */ |
|||
|
|||
#define H_GET_TEXT_RELOCATION_SIZE(h) (text_section_header.s_nreloc * RELSZ) |
|||
#define H_GET_DATA_RELOCATION_SIZE(h) (data_section_header.s_nreloc * RELSZ) |
|||
|
|||
/* Modifiers */ |
|||
/* aouthdr */ |
|||
#define H_SET_MAGIC_NUMBER(h,v) ((h)->aouthdr.magic = (v)) |
|||
#define H_SET_VERSION_STAMP(h,v) ((h)->aouthdr.vstamp = (v)) |
|||
#define H_SET_TEXT_SIZE(h,v) ((h)->aouthdr.tsize = (v)) |
|||
#define H_SET_DATA_SIZE(h,v) ((h)->aouthdr.dsize = (v)) |
|||
#define H_SET_BSS_SIZE(h,v) ((h)->aouthdr.bsize = (v)) |
|||
#define H_SET_ENTRY_POINT(h,v) ((h)->aouthdr.entry = (v)) |
|||
#define H_SET_TEXT_START(h,v) ((h)->aouthdr.text_start = (v)) |
|||
#define H_SET_DATA_START(h,v) ((h)->aouthdr.data_start = (v)) |
|||
/* filehdr */ |
|||
#define H_SET_FILE_MAGIC_NUMBER(h,v) ((h)->filehdr.f_magic = (v)) |
|||
#define H_SET_NUMBER_OF_SECTIONS(h,v) ((h)->filehdr.f_nscns = (v)) |
|||
#define H_SET_TIME_STAMP(h,v) ((h)->filehdr.f_timdat = (v)) |
|||
#define H_SET_SYMBOL_TABLE_POINTER(h,v) ((h)->filehdr.f_symptr = (v)) |
|||
#define H_SET_SYMBOL_TABLE_SIZE(h,v) ((h)->filehdr.f_nsyms = (v)) |
|||
#define H_SET_SIZEOF_OPTIONAL_HEADER(h,v) ((h)->filehdr.f_opthdr = (v)) |
|||
#define H_SET_FLAGS(h,v) ((h)->filehdr.f_flags = (v)) |
|||
/* Extra fields to achieve bsd a.out compatibility and for convinience */ |
|||
#define H_SET_RELOCATION_SIZE(h,t,d) ((h)->relocation_size = (t)+(d)) |
|||
#define H_SET_STRING_SIZE(h,v) ((h)->string_table_size = (v)) |
|||
#define H_SET_LINENO_SIZE(h,v) ((h)->lineno_size = (v)) |
|||
|
|||
/* Segment flipping */ |
|||
#define segment_name(v) (seg_name[(int) (v)]) |
|||
|
|||
typedef struct { |
|||
#ifdef BFD_HEADERS |
|||
struct internal_aouthdr aouthdr; /* a.out header */ |
|||
struct internal_filehdr filehdr; /* File header, not machine dep. */ |
|||
#else |
|||
AOUTHDR aouthdr; /* a.out header */ |
|||
FILHDR filehdr; /* File header, not machine dep. */ |
|||
#endif |
|||
long string_table_size; /* names + '\0' + sizeof(int) */ |
|||
long relocation_size; /* Cumulated size of relocation
|
|||
information for all sections in |
|||
bytes. */ |
|||
long lineno_size; /* Size of the line number information
|
|||
table in bytes */ |
|||
} object_headers; |
|||
|
|||
|
|||
|
|||
struct lineno_list |
|||
{ |
|||
|
|||
struct bfd_internal_lineno line; |
|||
char* frag; /* Frag to which the line number is related */ |
|||
struct lineno_list* next; /* Forward chain pointer */ |
|||
} ; |
|||
|
|||
|
|||
|
|||
|
|||
/* stack stuff */ |
|||
typedef struct { |
|||
unsigned long chunk_size; |
|||
unsigned long element_size; |
|||
unsigned long size; |
|||
char* data; |
|||
unsigned long pointer; |
|||
} stack; |
|||
|
|||
#ifdef __STDC__ |
|||
|
|||
char *stack_pop(stack *st); |
|||
char *stack_push(stack *st, char *element); |
|||
char *stack_top(stack *st); |
|||
stack *stack_init(unsigned long chunk_size, unsigned long element_size); |
|||
void c_dot_file_symbol(char *filename); |
|||
void obj_extra_stuff(object_headers *headers); |
|||
void stack_delete(stack *st); |
|||
|
|||
#ifndef tc_headers_hook |
|||
void tc_headers_hook(object_headers *headers); |
|||
#endif /* tc_headers_hook */ |
|||
|
|||
#ifndef tc_coff_symbol_emit_hook |
|||
void tc_coff_symbol_emit_hook(); /* really tc_coff_symbol_emit_hook(symbolS *symbolP) */ |
|||
#endif /* tc_coff_symbol_emit_hook */ |
|||
|
|||
void c_section_header( |
|||
#ifdef BFD_HEADERS |
|||
struct internal_scnhdr *header, |
|||
#else |
|||
SCNHDR *header, |
|||
#endif |
|||
|
|||
char *name, |
|||
long core_address, |
|||
long size, |
|||
long data_ptr, |
|||
long reloc_ptr, |
|||
long lineno_ptr, |
|||
long reloc_number, |
|||
long lineno_number, |
|||
long alignment); |
|||
|
|||
#else /* __STDC__ */ |
|||
|
|||
char *stack_pop(); |
|||
char *stack_push(); |
|||
char *stack_top(); |
|||
stack *stack_init(); |
|||
void c_dot_file_symbol(); |
|||
void c_section_header(); |
|||
void obj_extra_stuff(); |
|||
void stack_delete(); |
|||
void tc_headers_hook(); |
|||
void tc_coff_symbol_emit_hook(); |
|||
|
|||
#endif /* __STDC__ */ |
|||
|
|||
|
|||
/* sanity check */ |
|||
|
|||
#ifdef TC_I960 |
|||
#ifndef C_LEAFSTAT |
|||
hey! Where is the C_LEAFSTAT definition? i960-coff support is depending on it. |
|||
#endif /* no C_LEAFSTAT */ |
|||
#endif /* TC_I960 */ |
|||
#ifdef BFD_HEADERS |
|||
extern struct internal_scnhdr data_section_header; |
|||
extern struct internal_scnhdr text_section_header; |
|||
#else |
|||
extern SCNHDR data_section_header; |
|||
extern SCNHDR text_section_header; |
|||
#endif |
|||
/*
|
|||
* Local Variables: |
|||
* comment-column: 0 |
|||
* fill-column: 131 |
|||
* End: |
|||
*/ |
|||
|
|||
/* end of obj-coff.h */ |
|||
Loading…
Reference in new issue