[deliverable/binutils-gdb.git] / gas / itbl-ops.h

/* itbl-ops.h
   Copyright 1997, 1999, 2000, 2003, 2005, 2006, 2007
   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 3, 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, 51 Franklin Street - Fifth Floor, Boston, MA
   02110-1301, USA.  */

/* External functions, constants and defines for itbl support */

#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 = ITBL_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 (char *insntbl);
void itbl_init (void);
char *itbl_get_field (char **s);
unsigned long itbl_assemble (char *name, char *operands);
int itbl_disassemble (char *str, unsigned long insn);
int itbl_parse (char *tbl);	/* parses insn tbl */
int itbl_get_reg_val (char *name, unsigned long *pval);
int itbl_get_val (e_processor processor, e_type type, char *name,
		  unsigned long *pval);
char *itbl_get_name (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 (int yyproc, int yytype,
				 char *regname, int regnum);
struct itbl_entry *itbl_add_insn (int yyproc, char *name,
	     unsigned long value, int sbit, int ebit, unsigned long flags);
struct itbl_field *itbl_add_operand (struct itbl_entry * e, int yytype,
				  int sbit, int ebit, unsigned long flags);
Commit	Line	Data
	1	/* itbl-ops.h
	2	Copyright 1997, 1999, 2000, 2003, 2005, 2006, 2007
	3	Free Software Foundation, Inc.
	4
	5	This file is part of GAS, the GNU Assembler.
	6
	7	GAS is free software; you can redistribute it and/or modify
	8	it under the terms of the GNU General Public License as published by
	9	the Free Software Foundation; either version 3, or (at your option)
	10	any later version.
	11
	12	GAS is distributed in the hope that it will be useful,
	13	but WITHOUT ANY WARRANTY; without even the implied warranty of
	14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	15	GNU General Public License for more details.
	16
	17	You should have received a copy of the GNU General Public License
	18	along with GAS; see the file COPYING. If not, write to the Free
	19	Software Foundation, 51 Franklin Street - Fifth Floor, Boston, MA
	20	02110-1301, USA. */
	21
	22	/* External functions, constants and defines for itbl support */
	23
	24	#ifdef HAVE_ITBL_CPU
	25	#include "itbl-cpu.h"
	26	#endif
	27
	28	/* Defaults for definitions required by generic code */
	29	#ifndef ITBL_NUMBER_OF_PROCESSORS
	30	#define ITBL_NUMBER_OF_PROCESSORS 1
	31	#endif
	32
	33	#ifndef ITBL_MAX_BITPOS
	34	#define ITBL_MAX_BITPOS 31
	35	#endif
	36
	37	#ifndef ITBL_TYPE
	38	#define ITBL_TYPE unsigned long
	39	#endif
	40
	41	#ifndef ITBL_IS_INSN
	42	#define ITBL_IS_INSN(insn) 1
	43	#endif
	44
	45	#ifndef ITBL_DECODE_PNUM
	46	#define ITBL_DECODE_PNUM(insn) 0
	47	#endif
	48
	49	#ifndef ITBL_ENCODE_PNUM
	50	#define ITBL_ENCODE_PNUM(pnum) 0
	51	#endif
	52
	53	typedef ITBL_TYPE t_insn;
	54
	55	/* types of entries */
	56	typedef enum
	57	{
	58	e_insn,
	59	e_dreg,
	60	e_regtype0 = e_dreg,
	61	e_creg,
	62	e_greg,
	63	e_addr,
	64	e_nregtypes = e_greg + 1,
	65	e_immed,
	66	e_ntypes,
	67	e_invtype /* invalid type */
	68	} e_type;
	69
	70	typedef enum
	71	{
	72	e_p0,
	73	e_nprocs = ITBL_NUMBER_OF_PROCESSORS,
	74	e_invproc /* invalid processor */
	75	} e_processor;
	76
	77	/* 0 means an instruction table was not specified. */
	78	extern int itbl_have_entries;
	79
	80	/* These routines are visible to the main part of the assembler */
	81
	82	int itbl_parse (char *insntbl);
	83	void itbl_init (void);
	84	char itbl_get_field (char *s);
	85	unsigned long itbl_assemble (char name, char operands);
	86	int itbl_disassemble (char *str, unsigned long insn);
	87	int itbl_parse (char tbl); / parses insn tbl */
	88	int itbl_get_reg_val (char name, unsigned long pval);
	89	int itbl_get_val (e_processor processor, e_type type, char *name,
	90	unsigned long *pval);
	91	char *itbl_get_name (e_processor processor, e_type type, unsigned long val);
	92
	93	/* These routines are called by the table parser used to build the
	94	dynamic list of new processor instructions and registers. */
	95
	96	struct itbl_entry *itbl_add_reg (int yyproc, int yytype,
	97	char *regname, int regnum);
	98	struct itbl_entry itbl_add_insn (int yyproc, char name,
	99	unsigned long value, int sbit, int ebit, unsigned long flags);
	100	struct itbl_field itbl_add_operand (struct itbl_entry e, int yytype,
	101	int sbit, int ebit, unsigned long flags);