source: trunk/src/binutils/include/opcode/i370.h@ 1660

/* i370.h -- Header file for S/390 opcode table
   Copyright 1994, 1995, 1998, 1999, 2000 Free Software Foundation, Inc.
   PowerPC version written by Ian Lance Taylor, Cygnus Support
   Rewritten for i370 ESA/390 support, Linas Vepstas <[email protected]>

This file is part of GDB, GAS, and the GNU binutils.

GDB, GAS, and the GNU binutils are free software; you can redistribute
them and/or modify them under the terms of the GNU General Public
License as published by the Free Software Foundation; either version
1, or (at your option) any later version.

GDB, GAS, and the GNU binutils are distributed in the hope that they
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 this file; see the file COPYING.  If not, write to the Free
Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

#ifndef I370_H
#define I370_H

/* The opcode table is an array of struct i370_opcode.  */
typedef union
{
   unsigned int   i[2];
   unsigned short s[4];
   unsigned char  b[8];
}  i370_insn_t;

struct i370_opcode
{
  /* The opcode name.  */
  const char *name;

  /* the length of the instruction */
  char len;

  /* The opcode itself.  Those bits which will be filled in with
     operands are zeroes.  */
  i370_insn_t opcode;

  /* The opcode mask.  This is used by the disassembler.  This is a
     mask containing ones indicating those bits which must match the
     opcode field, and zeroes indicating those bits which need not
     match (and are presumably filled in by operands).  */
  i370_insn_t mask;

  /* One bit flags for the opcode.  These are used to indicate which
     specific processors support the instructions.  The defined values
     are listed below.  */
  unsigned long flags;

  /* An array of operand codes.  Each code is an index into the
     operand table.  They appear in the order which the operands must
     appear in assembly code, and are terminated by a zero.  */
  unsigned char operands[8];
};

/* The table itself is sorted by major opcode number, and is otherwise
   in the order in which the disassembler should consider
   instructions.  */
extern const struct i370_opcode i370_opcodes[];
extern const int i370_num_opcodes;

/* Values defined for the flags field of a struct i370_opcode.  */

/* Opcode is defined for the original 360 architecture.  */
#define I370_OPCODE_360 (0x01)

/* Opcode is defined for the 370 architecture.  */
#define I370_OPCODE_370 (0x02)

/* Opcode is defined for the 370-XA architecture.  */
#define I370_OPCODE_370_XA (0x04)

/* Opcode is defined for the ESA/370 architecture.  */
#define I370_OPCODE_ESA370 (0x08)

/* Opcode is defined for the ESA/390 architecture.  */
#define I370_OPCODE_ESA390 (0x10)

/* Opcode is defined for the ESA/390 w/ BFP facility.  */
#define I370_OPCODE_ESA390_BF (0x20)

/* Opcode is defined for the ESA/390 w/ branch & set authority facility.  */
#define I370_OPCODE_ESA390_BS (0x40)

/* Opcode is defined for the ESA/390 w/ checksum facility.  */
#define I370_OPCODE_ESA390_CK (0x80)

/* Opcode is defined for the ESA/390 w/ compare & move extended facility.  */
#define I370_OPCODE_ESA390_CM (0x100)

/* Opcode is defined for the ESA/390 w/ flt.pt. support extensions facility. */
#define I370_OPCODE_ESA390_FX (0x200)

/* Opcode is defined for the ESA/390 w/ HFP facility. */
#define I370_OPCODE_ESA390_HX (0x400)

/* Opcode is defined for the ESA/390 w/ immediate & relative facility.  */
#define I370_OPCODE_ESA390_IR (0x800)

/* Opcode is defined for the ESA/390 w/ move-inverse facility.  */
#define I370_OPCODE_ESA390_MI (0x1000)

/* Opcode is defined for the ESA/390 w/ program-call-fast facility.  */
#define I370_OPCODE_ESA390_PC (0x2000)

/* Opcode is defined for the ESA/390 w/ perform-locked-op facility.  */
#define I370_OPCODE_ESA390_PL (0x4000)

/* Opcode is defined for the ESA/390 w/ square-root facility.  */
#define I370_OPCODE_ESA390_QR (0x8000)

/* Opcode is defined for the ESA/390 w/ resume-program facility.  */
#define I370_OPCODE_ESA390_RP (0x10000)

/* Opcode is defined for the ESA/390 w/ set-address-space-fast facility.  */
#define I370_OPCODE_ESA390_SA (0x20000)

/* Opcode is defined for the ESA/390 w/ subspace group facility.  */
#define I370_OPCODE_ESA390_SG (0x40000)

/* Opcode is defined for the ESA/390 w/ string facility.  */