/*	$OpenBSD: tc.h,v 1.2 1996/03/30 15:29:27 niklas Exp $	*/

/* tc.h - target cpu dependent

   Copyright (C) 1987, 1990, 1991, 1992 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, 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.  */

/* In theory (mine, at least!) the machine dependent part of the assembler
   should only have to include one file.  This one.  -- JF */

extern const pseudo_typeS md_pseudo_table[];

/* JF moved this here from as.h under the theory that nobody except MACHINE.c
   and write.c care about it anyway. */

typedef struct
{
	long	rlx_forward;	/* Forward  reach. Signed number. > 0. */
	long	rlx_backward;	/* Backward reach. Signed number. < 0. */
	unsigned char rlx_length;	/* Bytes length of this address. */
	relax_substateT rlx_more;	/* Next longer relax-state. */
	/* 0 means there is no 'next' relax-state. */
}
relax_typeS;

extern const relax_typeS md_relax_table[]; /* Define it in MACHINE.c */

extern const int md_reloc_size; /* Size of a relocation record */

extern void (*md_emit_relocations)();

#if __STDC__ == 1

char *md_atof(int what_statement_type, char *literalP, int *sizeP);
int md_estimate_size_before_relax(fragS *fragP, segT segment);
int md_parse_option(char **argP, int *cntP, char ***vecP);
long md_pcrel_from(fixS *fixP);
long md_section_align(segT seg, long align);
short tc_coff_fix2rtype(fixS *fixP);
symbolS *md_undefined_symbol(char *name);
void md_apply_fix(fixS *fixP, long val);
void md_assemble(char *str);
void md_begin(void);
void md_convert_frag(object_headers *headers, fragS *fragP);
void md_create_long_jump(char *ptr, long from_addr, long to_addr, fragS *frag, symbolS *to_symbol);
void md_create_short_jump(char *ptr, long from_addr, long to_addr, fragS *frag, symbolS *to_symbol);
void md_end(void);
void md_number_to_chars(char *buf, long val, int n);
void md_operand(expressionS *expressionP);

#ifndef tc_crawl_symbol_chain
void tc_crawl_symbol_chain(object_headers *headers);
#endif /* tc_crawl_symbol_chain */

#ifndef tc_headers_hook
void tc_headers_hook(object_headers *headers);
#endif /* tc_headers_hook */

#else

char *md_atof();
int md_estimate_size_before_relax();
int md_parse_option();
long md_pcrel_from();
long md_section_align();
short tc_coff_fix2rtype();
symbolS *md_undefined_symbol();
void md_apply_fix();
void md_assemble();
void md_begin();
void md_convert_frag();
void md_create_long_jump();
void md_create_short_jump();
void md_end();
void md_number_to_chars();
void md_operand();

#ifndef tc_headers_hook
void tc_headers_hook();
#endif /* tc_headers_hook */

#ifndef tc_crawl_symbol_chain
void tc_crawl_symbol_chain();
#endif /* tc_crawl_symbol_chain */

#endif /* __STDC_ */

/*
 * Local Variables:
 * comment-column: 0
 * fill-column: 131
 * End:
 */

/* end of tc.h */