NetBSD/gnu/usr.bin/gas/struc-symbol.h

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1993-03-21 12:45:37 +03:00
/* struct_symbol.h - Internal symbol structure
Copyright (C) 1987 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 1, or (at your option)
any later version.
GAS 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 GAS; see the file COPYING. If not, write to
the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
$Id: struc-symbol.h,v 1.3 1993/08/02 17:28:40 mycroft Exp $
*/
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#if 0
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#ifndef VMS
#include "a.out.gnu.h" /* Needed to define struct nlist. Sigh. */
#else
#include "a_out.h"
#endif
#endif
#include "a.out.h"
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struct symbol /* our version of an nlist node */
{
struct nlist sy_nlist; /* what we write in .o file (if permitted) */
long unsigned sy_name_offset; /* 4-origin position of sy_name in symbols */
/* part of object file. */
/* 0 for (nameless) .stabd symbols. */
/* Not used until write_object_file() time. */
long int sy_number; /* 24 bit symbol number. */
/* Symbol numbers start at 0 and are */
/* unsigned. */
struct symbol * sy_next; /* forward chain, or NULL */
struct frag * sy_frag; /* NULL or -> frag this symbol attaches to. */
struct symbol *sy_forward; /* value is really that of this other symbol */
};
typedef struct symbol symbolS;
#define sy_name sy_nlist .n_un. n_name
/* Name field always points to a string. */
/* 0 means .stabd-like anonymous symbol. */
#define sy_type sy_nlist. n_type
#define sy_other sy_nlist. n_other
#define sy_desc sy_nlist. n_desc
#define sy_value sy_nlist. n_value
/* Value of symbol is this value + object */
/* file address of sy_frag. */
typedef unsigned valueT; /* The type of n_value. Helps casting. */
/* end: struct_symbol.h */
#ifndef WORKING_DOT_WORD
struct broken_word {
struct broken_word *next_broken_word;/* One of these strucs per .word x-y */
fragS *frag; /* Which frag its in */
char *word_goes_here;/* Where in the frag it is */
fragS *dispfrag; /* where to add the break */
symbolS *add; /* symbol_x */
symbolS *sub; /* - symbol_y */
long addnum; /* + addnum */
int added; /* nasty thing happend yet? */
/* 1: added and has a long-jump */
/* 2: added but uses someone elses long-jump */
struct broken_word *use_jump; /* points to broken_word with a similar
long-jump */
};
extern struct broken_word *broken_words;
#endif