/* obj-aout.h, a.out object file format for gas, the assembler.
- Copyright 1989, 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1998, 2000,
- 2002, 2003, 2005 Free Software Foundation, Inc.
+ Copyright (C) 1989-2021 Free Software Foundation, Inc.
This file is part of GAS, the GNU Assembler.
GAS 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,
+ published by the Free Software Foundation; either version 3,
or (at your option) any later version.
GAS is distributed in the hope that it will be useful, but
You should have received a copy of the GNU General Public License
along with GAS; see the file COPYING. If not, write to the Free
- Software Foundation, 59 Temple Place - Suite 330, Boston, MA
- 02111-1307, USA. */
+ Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
+ 02110-1301, USA. */
/* Tag to validate a.out object file format processing */
#define OBJ_AOUT 1
#include "targ-cpu.h"
-#ifdef BFD_ASSEMBLER
-
#include "bfd/libaout.h"
#define OUTPUT_FLAVOR bfd_target_aout_flavour
-#else /* ! BFD_ASSEMBLER */
-
-#ifndef VMS
-#include "aout_gnu.h" /* Needed to define struct nlist. Sigh. */
-#else
-#include "a_out.h"
-#endif
-
-#ifndef AOUT_MACHTYPE
-#define AOUT_MACHTYPE 0
-#endif /* AOUT_MACHTYPE */
-
-extern const short seg_N_TYPE[];
-extern const segT N_TYPE_seg[];
-
-#ifndef DEFAULT_MAGIC_NUMBER_FOR_OBJECT_FILE
-#define DEFAULT_MAGIC_NUMBER_FOR_OBJECT_FILE (OMAGIC)
-#endif /* DEFAULT_MAGIC_NUMBER_FOR_OBJECT_FILE */
-
-#endif /* ! BFD_ASSEMBLER */
-
extern const pseudo_typeS aout_pseudo_table[];
#ifndef obj_pop_insert
/* Symbol table macros and constants */
-#ifdef BFD_ASSEMBLER
-
#define S_SET_OTHER(S,V) \
(aout_symbol (symbol_get_bfdsym (S))->other = (V))
#define S_SET_TYPE(S,T) \
#define S_GET_DESC(S) \
(aout_symbol (symbol_get_bfdsym (S))->desc)
-asection *text_section, *data_section, *bss_section;
+extern asection *text_section, *data_section, *bss_section;
#define obj_frob_symbol(S,PUNT) obj_aout_frob_symbol (S, &PUNT)
#define obj_frob_file_before_fix() obj_aout_frob_file_before_fix ()
#define obj_sec_sym_ok_for_reloc(SEC) 1
-#else
-
-/* We use the sy_obj field to record whether a symbol is weak. */
-#define OBJ_SYMFIELD_TYPE char
-
-/* Macros to extract information from a symbol table entry.
- This syntactic indirection allows independence regarding a.out or coff.
- The argument (s) of all these macros is a pointer to a symbol table entry. */
-
-/* True if the symbol is external. */
-#define S_IS_EXTERNAL(s) ((s)->sy_symbol.n_type & N_EXT)
-
-/* True if symbol has been defined, ie is in N_{TEXT,DATA,BSS,ABS} or N_EXT. */
-#define S_IS_DEFINED(s) \
- (S_GET_TYPE (s) != N_UNDF || S_GET_DESC (s) != 0)
-
-#define S_IS_COMMON(s) \
- (S_GET_TYPE (s) == N_UNDF && S_GET_VALUE (s) != 0)
-
-/* Return true for symbols that should not be reduced to section
- symbols or eliminated from expressions, because they may be
- overridden by the linker. */
-#define S_FORCE_RELOC(s, strict) \
- (!SEG_NORMAL (S_GET_SEGMENT (s)))
-
-#define S_IS_REGISTER(s) ((s)->sy_symbol.n_type == N_REGISTER)
-
-/* True if a debug special symbol entry. */
-#define S_IS_DEBUG(s) ((s)->sy_symbol.n_type & N_STAB)
-/* True if a symbol is local symbol name. */
-#define S_IS_LOCAL(s) \
- ((S_GET_NAME (s) \
- && !S_IS_DEBUG (s) \
- && (strchr (S_GET_NAME (s), '\001') != NULL \
- || strchr (S_GET_NAME (s), '\002') != NULL \
- || (S_LOCAL_NAME(s) && !flag_keep_locals))) \
- || (flag_strip_local_absolute \
- && ! S_IS_EXTERNAL(s) \
- && S_GET_SEGMENT (s) == absolute_section))
-/* True if the symbol has been generated because of a .stabd directive. */
-#define S_IS_STABD(s) (S_GET_NAME(s) == NULL)
-
-/* Accessors. */
-/* The name of the symbol. */
-#define S_GET_NAME(s) ((s)->sy_symbol.n_un.n_name)
-/* The pointer to the string table. */
-#define S_GET_OFFSET(s) ((s)->sy_symbol.n_un.n_strx)
-/* The type of the symbol. */
-#define S_GET_TYPE(s) ((s)->sy_symbol.n_type & N_TYPE)
-/* The numeric value of the segment. */
-#define S_GET_SEGMENT(s) (N_TYPE_seg[S_GET_TYPE(s)])
-/* The n_other expression value. */
-#define S_GET_OTHER(s) ((s)->sy_symbol.n_other)
-/* The n_desc expression value. */
-#define S_GET_DESC(s) ((s)->sy_symbol.n_desc)
-/* Whether the symbol is weak. */
-#define S_GET_WEAK(s) ((s)->sy_obj)
-
-/* Modifiers. */
-/* Assume that a symbol cannot be simultaneously in more than on segment. */
-/* Set segment. */
-#define S_SET_SEGMENT(s,seg) ((s)->sy_symbol.n_type &= ~N_TYPE,(s)->sy_symbol.n_type |= SEGMENT_TO_SYMBOL_TYPE (seg))
-/* The symbol is external. */
-#define S_SET_EXTERNAL(s) ((s)->sy_symbol.n_type |= N_EXT)
-/* The symbol is not external. */
-#define S_CLEAR_EXTERNAL(s) ((s)->sy_symbol.n_type &= ~N_EXT)
-/* Set the name of the symbol. */
-#define S_SET_NAME(s,v) ((s)->sy_symbol.n_un.n_name = (v))
-/* Set the offset in the string table. */
-#define S_SET_OFFSET(s,v) ((s)->sy_symbol.n_un.n_strx = (v))
-/* Set the n_type field. */
-#define S_SET_TYPE(s,t) ((s)->sy_symbol.n_type = (t))
-/* Set the n_other expression value. */
-#define S_SET_OTHER(s,v) ((s)->sy_symbol.n_other = (v))
-/* Set the n_desc expression value. */
-#define S_SET_DESC(s,v) ((s)->sy_symbol.n_desc = (v))
-/* Mark the symbol as weak. This causes n_type to be adjusted when
- the symbol is written out. */
-#define S_SET_WEAK(s) ((s)->sy_obj = 1)
-
-/* File header macro and type definition. */
-
-#define H_GET_FILE_SIZE(h) (H_GET_HEADER_SIZE (h) \
- + H_GET_TEXT_SIZE (h) \
- + H_GET_DATA_SIZE (h) \
- + H_GET_TEXT_RELOCATION_SIZE (h) \
- + H_GET_DATA_RELOCATION_SIZE (h) \
- + H_GET_LINENO_SIZE (h) \
- + H_GET_SYMBOL_TABLE_SIZE (h) \
- + H_GET_STRING_SIZE (h))
-
-#define H_GET_HEADER_SIZE(h) (EXEC_BYTES_SIZE)
-#define H_GET_TEXT_SIZE(h) ((h)->header.a_text)
-#define H_GET_DATA_SIZE(h) ((h)->header.a_data)
-#define H_GET_BSS_SIZE(h) ((h)->header.a_bss)
-#define H_GET_TEXT_RELOCATION_SIZE(h) ((h)->header.a_trsize)
-#define H_GET_DATA_RELOCATION_SIZE(h) ((h)->header.a_drsize)
-#define H_GET_SYMBOL_TABLE_SIZE(h) ((h)->header.a_syms)
-#define H_GET_ENTRY_POINT(h) ((h)->header.a_entry)
-#define H_GET_STRING_SIZE(h) ((h)->string_table_size)
-#define H_GET_LINENO_SIZE(h) (0)
-
-#define H_GET_DYNAMIC(h) ((h)->header.a_info >> 31)
-#define H_GET_VERSION(h) (((h)->header.a_info >> 24) & 0x7f)
-#define H_GET_MACHTYPE(h) (((h)->header.a_info >> 16) & 0xff)
-#define H_GET_MAGIC_NUMBER(h) ((h)->header.a_info & 0xffff)
-
-#define H_SET_DYNAMIC(h,v) ((h)->header.a_info = (((v) << 31) \
- | (H_GET_VERSION (h) << 24) \
- | (H_GET_MACHTYPE (h) << 16) \
- | (H_GET_MAGIC_NUMBER (h))))
-
-#define H_SET_VERSION(h,v) ((h)->header.a_info = ((H_GET_DYNAMIC (h) << 31) \
- | ((v) << 24) \
- | (H_GET_MACHTYPE (h) << 16) \
- | (H_GET_MAGIC_NUMBER (h))))
-
-#define H_SET_MACHTYPE(h,v) ((h)->header.a_info = ((H_GET_DYNAMIC (h) << 31) \
- | (H_GET_VERSION (h) << 24) \
- | ((v) << 16) \
- | (H_GET_MAGIC_NUMBER (h))))
-
-#define H_SET_MAGIC_NUMBER(h,v) ((h)->header.a_info = ((H_GET_DYNAMIC (h) << 31) \
- | (H_GET_VERSION (h) << 24) \
- | (H_GET_MACHTYPE (h) << 16) \
- | ((v))))
-
-#define H_SET_TEXT_SIZE(h,v) ((h)->header.a_text = md_section_align (SEG_TEXT, (v)))
-#define H_SET_DATA_SIZE(h,v) ((h)->header.a_data = md_section_align (SEG_DATA, (v)))
-#define H_SET_BSS_SIZE(h,v) ((h)->header.a_bss = md_section_align (SEG_BSS, (v)))
-
-#define H_SET_RELOCATION_SIZE(h,t,d) (H_SET_TEXT_RELOCATION_SIZE ((h),(t)),\
- H_SET_DATA_RELOCATION_SIZE ((h),(d)))
-
-#define H_SET_TEXT_RELOCATION_SIZE(h,v) ((h)->header.a_trsize = (v))
-#define H_SET_DATA_RELOCATION_SIZE(h,v) ((h)->header.a_drsize = (v))
-#define H_SET_SYMBOL_TABLE_SIZE(h,v) ((h)->header.a_syms = (v) * 12)
-
-#define H_SET_ENTRY_POINT(h,v) ((h)->header.a_entry = (v))
-#define H_SET_STRING_SIZE(h,v) ((h)->string_table_size = (v))
-
-typedef struct
-{
- struct exec header; /* a.out header. */
- long string_table_size; /* names + '\0' + sizeof (int). */
-}
-
-object_headers;
-
-/* Line numbering stuff. */
-#define OBJ_EMIT_LINENO(a, b, c) {;}
-
-struct fix;
-extern void tc_aout_fix_to_chars (char *, struct fix *, relax_addressT);
-
-#endif
-
#define obj_read_begin_hook() {;}
#define obj_symbol_new_hook(s) {;}
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