1991-04-04 18:19:53 +00:00
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/* frags.h - Header file for the frag concept.
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Copyright (C) 1987 Free Software Foundation, Inc.
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1992-02-13 08:33:54 +00:00
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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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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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1991-04-04 18:19:53 +00:00
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extern struct obstack frags;
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1992-02-13 08:33:54 +00:00
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/* Frags ONLY live in this obstack. */
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/* We use obstack_next_free() macro */
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/* so please don't put any other objects */
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/* on this stack! */
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1991-04-04 18:19:53 +00:00
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/*
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* A macro to speed up appending exactly 1 char
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* to current frag.
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*/
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/* JF changed < 1 to <= 1 to avoid a race conditon */
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#define FRAG_APPEND_1_CHAR(datum) \
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{ \
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1992-02-13 08:33:54 +00:00
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if (obstack_room( &frags ) <= 1) {\
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frag_wane (frag_now); \
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frag_new (0); \
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} \
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obstack_1grow( &frags, datum ); \
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}
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1991-04-04 18:19:53 +00:00
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#ifdef __STDC__
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char *frag_more(int nchars);
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void frag_align(int alignment, int fill_character);
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void frag_new(int old_frags_var_max_size);
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void frag_wane(fragS *fragP);
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char *frag_variant(relax_stateT type,
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int max_chars,
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int var,
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relax_substateT subtype,
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symbolS *symbol,
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long offset,
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char *opcode,
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int pcrel_adjust,
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int bsr);
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char *frag_var(relax_stateT type,
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int max_chars,
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int var,
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relax_substateT subtype,
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symbolS *symbol,
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long offset,
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char *opcode);
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#else /* __STDC__ */
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char *frag_more();
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char *frag_var();
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char *frag_variant();
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void frag_align();
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void frag_new();
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void frag_wane();
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#endif /* __STDC__ */
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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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1992-02-13 09:13:54 +00:00
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/* end of frags.h */
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