[thirdparty/binutils-gdb.git] / include / opcode / pdp11.h

/* PDP-11 opcde list.
   Copyright (C) 2001-2021 Free Software Foundation, Inc.

   This file is part of GDB and GAS.

   GDB and GAS are 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.

   GDB and GAS are 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 GDB or GAS; see the file COPYING3.  If not, write to
   the Free Software Foundation, 51 Franklin Street - Fifth Floor,
   Boston, MA 02110-1301, USA.  */

/* PDP-11 opcode types.  */

#define PDP11_OPCODE_NO_OPS	 0
#define PDP11_OPCODE_REG	 1	/* register */
#define PDP11_OPCODE_OP		 2	/* generic operand */
#define PDP11_OPCODE_REG_OP	 3	/* register and generic operand */
#define PDP11_OPCODE_REG_OP_REV	 4	/* register and generic operand,
					   reversed syntax */
#define PDP11_OPCODE_AC_FOP	 5	/* fpu accumulator and generic float
					   operand */
#define PDP11_OPCODE_OP_OP	 6	/* two generic operands */
#define PDP11_OPCODE_DISPL	 7	/* pc-relative displacement */
#define PDP11_OPCODE_REG_DISPL	 8	/* redister and pc-relative
					   displacement */
#define PDP11_OPCODE_IMM8	 9	/* 8-bit immediate */
#define PDP11_OPCODE_IMM6	10	/* 6-bit immediate */
#define PDP11_OPCODE_IMM3	11	/* 3-bit immediate */
#define PDP11_OPCODE_ILLEGAL	12	/* illegal instruction */
#define PDP11_OPCODE_FOP_AC	13	/* generic float argument, then fpu
					   accumulator */
#define PDP11_OPCODE_FOP	14	/* generic float operand */
#define PDP11_OPCODE_AC_OP	15	/* fpu accumulator and generic int
					   operand */
#define PDP11_OPCODE_OP_AC	16	/* generic int argument, then fpu
					   accumulator */

/*
 * PDP-11 instruction set extensions.
 *
 * Please keep the numbers low, as they are used as indices into
 * an array.
 */

#define PDP11_NONE	 0	/* not in instruction set */
#define PDP11_BASIC	 1	/* basic instruction set (11/20 etc) */
#define PDP11_CSM	 2	/* commercial instruction set */
#define PDP11_CIS	 3	/* commercial instruction set */
#define PDP11_EIS	 4	/* extended instruction set (11/45 etc) */
#define PDP11_FIS	 5	/* KEV11 floating-point instructions */
#define PDP11_FPP	 6	/* FP-11 floating-point instructions */
#define PDP11_LEIS	 7	/* limited extended instruction set
				   (11/40 etc) */
#define PDP11_MFPT	 8	/* move from processor type */
#define PDP11_MPROC	 9	/* multiprocessor instructions: tstset,
				   wrtlck */
#define PDP11_MXPS	10	/* move from/to processor status */
#define PDP11_SPL	11	/* set priority level */
#define PDP11_UCODE	12	/* microcode instructions: ldub, med, xfc */
#define PDP11_EXT_NUM	13	/* total number of extension types */

struct pdp11_opcode
{
  const char *name;
  int opcode;
  int mask;
  int type;
  int extension;
};

extern const struct pdp11_opcode pdp11_opcodes[];
extern const struct pdp11_opcode pdp11_aliases[];
extern const int pdp11_num_opcodes, pdp11_num_aliases;

/* end of pdp11.h */
Commit	Line	Data
e135f41b	1	/* PDP-11 opcde list.
250d07de	2	Copyright (C) 2001-2021 Free Software Foundation, Inc.
e135f41b	3
e4e42b45	4	This file is part of GDB and GAS.
e135f41b	5
e4e42b45 NC	6	GDB and GAS are free software; you can redistribute it and/or modify
	7	it under the terms of the GNU General Public License as published by
	8	the Free Software Foundation; either version 3, or (at your option)
	9	any later version.
e135f41b	10
e4e42b45 NC	11	GDB and GAS are distributed in the hope that it will be useful,
	12	but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	GNU General Public License for more details.
e135f41b	15
e4e42b45 NC	16	You should have received a copy of the GNU General Public License
	17	along with GDB or GAS; see the file COPYING3. If not, write to
	18	the Free Software Foundation, 51 Franklin Street - Fifth Floor,
	19	Boston, MA 02110-1301, USA. */
e135f41b	20
e4e42b45	21	/* PDP-11 opcode types. */
e135f41b NC	22
	23	#define PDP11_OPCODE_NO_OPS 0
	24	#define PDP11_OPCODE_REG 1 /* register */
	25	#define PDP11_OPCODE_OP 2 /* generic operand */
	26	#define PDP11_OPCODE_REG_OP 3 /* register and generic operand */
	27	#define PDP11_OPCODE_REG_OP_REV 4 /* register and generic operand,
	28	reversed syntax */
e4b29ec6	29	#define PDP11_OPCODE_AC_FOP 5 /* fpu accumulator and generic float
e135f41b NC	30	operand */
	31	#define PDP11_OPCODE_OP_OP 6 /* two generic operands */
	32	#define PDP11_OPCODE_DISPL 7 /* pc-relative displacement */
	33	#define PDP11_OPCODE_REG_DISPL 8 /* redister and pc-relative
	34	displacement */
	35	#define PDP11_OPCODE_IMM8 9 /* 8-bit immediate */
	36	#define PDP11_OPCODE_IMM6 10 /* 6-bit immediate */
	37	#define PDP11_OPCODE_IMM3 11 /* 3-bit immediate */
	38	#define PDP11_OPCODE_ILLEGAL 12 /* illegal instruction */
e4b29ec6 AM	39	#define PDP11_OPCODE_FOP_AC 13 /* generic float argument, then fpu
	40	accumulator */
	41	#define PDP11_OPCODE_FOP 14 /* generic float operand */
	42	#define PDP11_OPCODE_AC_OP 15 /* fpu accumulator and generic int
	43	operand */
	44	#define PDP11_OPCODE_OP_AC 16 /* generic int argument, then fpu
	45	accumulator */
e135f41b NC	46
	47	/*
	48	* PDP-11 instruction set extensions.
	49	*
	50	* Please keep the numbers low, as they are used as indices into
	51	* an array.
	52	*/
	53
	54	#define PDP11_NONE 0 /* not in instruction set */
	55	#define PDP11_BASIC 1 /* basic instruction set (11/20 etc) */
	56	#define PDP11_CSM 2 /* commercial instruction set */
	57	#define PDP11_CIS 3 /* commercial instruction set */
	58	#define PDP11_EIS 4 /* extended instruction set (11/45 etc) */
	59	#define PDP11_FIS 5 /* KEV11 floating-point instructions */
	60	#define PDP11_FPP 6 /* FP-11 floating-point instructions */
	61	#define PDP11_LEIS 7 /* limited extended instruction set
	62	(11/40 etc) */
	63	#define PDP11_MFPT 8 /* move from processor type */
	64	#define PDP11_MPROC 9 /* multiprocessor instructions: tstset,
	65	wrtlck */
	66	#define PDP11_MXPS 10 /* move from/to processor status */
	67	#define PDP11_SPL 11 /* set priority level */
	68	#define PDP11_UCODE 12 /* microcode instructions: ldub, med, xfc */
	69	#define PDP11_EXT_NUM 13 /* total number of extension types */
	70
	71	struct pdp11_opcode
	72	{
	73	const char *name;
	74	int opcode;
	75	int mask;
	76	int type;
	77	int extension;
	78	};
	79
	80	extern const struct pdp11_opcode pdp11_opcodes[];
	81	extern const struct pdp11_opcode pdp11_aliases[];
	82	extern const int pdp11_num_opcodes, pdp11_num_aliases;
	83
	84	/* end of pdp11.h */