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/* itbl-ops.h
Copyright (C) 1997 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, 59 Temple Place - Suite 330, Boston, MA
02111-1307, USA. */
/* External functions, constants and defines for itbl support */
#include "ansidecl.h"
#include "targ-cpu.h"
#ifdef HAVE_ITBL_CPU
#include "itbl-cpu.h"
#endif
/* Defaults for definitions required by generic code */
#ifndef ITBL_NUMBER_OF_PROCESSORS
#define ITBL_NUMBER_OF_PROCESSORS 1
#endif
#ifndef ITBL_MAX_BITPOS
#define ITBL_MAX_BITPOS 31
#endif
#ifndef ITBL_TYPE
#define ITBL_TYPE unsigned long
#endif
#ifndef ITBL_IS_INSN
#define ITBL_IS_INSN(insn) 1
#endif
#ifndef ITBL_DECODE_PNUM
#define ITBL_DECODE_PNUM(insn) 0
#endif
#ifndef ITBL_ENCODE_PNUM
#define ITBL_ENCODE_PNUM(pnum) 0
#endif
typedef ITBL_TYPE t_insn;
/* types of entries */
typedef enum
{
e_insn,
e_dreg,
e_regtype0 = e_dreg,
e_creg,
e_greg,
e_addr,
e_nregtypes = e_greg + 1,
e_immed,
e_ntypes,
e_invtype /* invalid type */
} e_type;
typedef enum
{
e_p0,
e_nprocs = NUMBER_OF_PROCESSORS,
e_invproc /* invalid processor */
} e_processor;
/* 0 means an instruction table was not specified. */
extern int itbl_have_entries;
/* These routines are visible to the main part of the assembler */
int itbl_parse PARAMS ((char *insntbl));
void itbl_init PARAMS ((void));
char *itbl_get_field PARAMS ((char **s));
unsigned long itbl_assemble PARAMS ((char *name, char *operands));
int itbl_disassemble PARAMS ((char *str, unsigned long insn));
int itbl_parse PARAMS ((char *tbl)); /* parses insn tbl */
unsigned long itbl_get_reg_val PARAMS ((char *name));
unsigned long itbl_get_val PARAMS ((e_processor processor, e_type type,
char *name));
char *itbl_get_name PARAMS ((e_processor processor, e_type type,
unsigned long val));
/* These routines are called by the table parser used to build the
dynamic list of new processor instructions and registers. */
struct itbl_entry *itbl_add_reg PARAMS ((int yyproc, int yytype,
char *regname, int regnum));
struct itbl_entry *itbl_add_insn PARAMS ((int yyproc, char *name,
unsigned long value, int sbit, int ebit, unsigned long flags));
struct itbl_field *itbl_add_operand PARAMS ((struct itbl_entry * e, int yytype,
int sbit, int ebit, unsigned long flags));
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