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https://github.com/darlinghq/darling-gdb.git
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6efd877de5
Removed some unneeded files. configure.in: Don't look for te-386bsd.h, which doesn't exist...
120 lines
3.9 KiB
C
120 lines
3.9 KiB
C
/* struct_symbol.h - Internal symbol structure
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Copyright (C) 1987, 1992 Free Software Foundation, Inc.
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This file is part of GAS, the GNU Assembler.
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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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oYou 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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#ifndef __struc_symbol_h__
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#define __struc_symbol_h__
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struct symbol /* our version of an nlist node */
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{
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obj_symbol_type sy_symbol; /* what we write in .o file (if permitted) */
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unsigned long sy_name_offset; /* 4-origin position of sy_name in symbols */
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/* part of object file. */
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/* 0 for (nameless) .stabd symbols. */
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/* Not used until write_object_file() time. */
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long sy_number; /* 24 bit symbol number. */
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/* Symbol numbers start at 0 and are */
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/* unsigned. */
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struct symbol *sy_next; /* forward chain, or NULL */
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#ifdef SYMBOLS_NEED_BACKPOINTERS
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struct symbol *sy_previous; /* backward chain, or NULL */
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#endif /* SYMBOLS_NEED_BACKPOINTERS */
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struct frag *sy_frag; /* NULL or -> frag this symbol attaches to. */
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struct symbol *sy_forward; /* value is really that of this other symbol */
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/* We will probably want to add a sy_segment here soon. */
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};
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typedef struct symbol symbolS;
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typedef unsigned valueT; /* The type of n_value. Helps casting. */
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#ifndef WORKING_DOT_WORD
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struct broken_word
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{
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struct broken_word *next_broken_word; /* One of these strucs per .word x-y */
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fragS *frag; /* Which frag its in */
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char *word_goes_here; /* Where in the frag it is */
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fragS *dispfrag; /* where to add the break */
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symbolS *add; /* symbol_x */
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symbolS *sub; /* - symbol_y */
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long addnum; /* + addnum */
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int added; /* nasty thing happend yet? */
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/* 1: added and has a long-jump */
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/* 2: added but uses someone elses long-jump */
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struct broken_word *use_jump; /* points to broken_word with a similar
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long-jump */
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};
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extern struct broken_word *broken_words;
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#endif /* ndef WORKING_DOT_WORD */
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/*
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* Current means for getting from symbols to segments and vice verse.
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* This will change for infinite-segments support (e.g. COFF).
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*/
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/* #define SYMBOL_TYPE_TO_SEGMENT(symP) ( N_TYPE_seg [(int) (symP)->sy_type & N_TYPE] ) */
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extern segT N_TYPE_seg[]; /* subseg.c */
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#define SEGMENT_TO_SYMBOL_TYPE(seg) ( seg_N_TYPE [(int) (seg)] )
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extern const short seg_N_TYPE[];/* subseg.c */
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#define N_REGISTER 30 /* Fake N_TYPE value for SEG_REGISTER */
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#ifdef SYMBOLS_NEED_BACKPOINTERS
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#if __STDC__ == 1
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void symbol_clear_list_pointers (symbolS * symbolP);
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void symbol_insert (symbolS * addme, symbolS * target, symbolS ** rootP, symbolS ** lastP);
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void symbol_remove (symbolS * symbolP, symbolS ** rootP, symbolS ** lastP);
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void verify_symbol_chain (symbolS * rootP, symbolS * lastP);
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#else /* not __STDC__ */
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void symbol_clear_list_pointers ();
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void symbol_insert ();
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void symbol_remove ();
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void verify_symbol_chain ();
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#endif /* not __STDC__ */
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#define symbol_previous(s) ((s)->sy_previous)
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#else /* SYMBOLS_NEED_BACKPOINTERS */
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#define symbol_clear_list_pointers(clearme) {clearme->sy_next = NULL;}
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#endif /* SYMBOLS_NEED_BACKPOINTERS */
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#if __STDC__ == 1
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void symbol_append (symbolS * addme, symbolS * target, symbolS ** rootP, symbolS ** lastP);
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#else /* not __STDC__ */
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void symbol_append ();
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#endif /* not __STDC__ */
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#define symbol_next(s) ((s)->sy_next)
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#endif /* __struc_symbol_h__ */
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/*
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* Local Variables:
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* comment-column: 0
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* fill-column: 131
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* End:
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*/
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/* end of struc-symbol.h */
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