sim/common/cgen-types.h

/* Types for Cpu tools GENerated simulators.
   Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
   Contributed by Cygnus Support.

This file is part of GDB, the GNU debugger.

This program 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.

This program 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 this program; if not, write to the Free Software Foundation, Inc.,
59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */

/* This file is not included with cgen-sim.h as it defines types
   needed by sim-base.h.  */

#ifndef CGEN_TYPES_H
#define CGEN_TYPES_H

/* Miscellaneous cgen configury defined here as this file gets
   included soon enough.  */

/* Indicate we support --profile-model.  */
#undef SIM_HAVE_MODEL
#define SIM_HAVE_MODEL

/* Indicate we support --{profile,trace}-{range,function}.  */
#undef SIM_HAVE_ADDR_RANGE
#define SIM_HAVE_ADDR_RANGE

#ifdef __GNUC__
#define HAVE_LONGLONG
#undef DI_FN_SUPPORT
#else
#undef HAVE_LONGLONG
#define DI_FN_SUPPORT
#endif

/* Mode support.  */

/* Common mode types.  */
/* ??? Target specific modes.  */
typedef enum mode_type {
  MODE_VOID, MODE_BI,
  MODE_QI, MODE_HI, MODE_SI, MODE_DI,
  MODE_UQI, MODE_UHI, MODE_USI, MODE_UDI,
  MODE_SF, MODE_DF, MODE_XF, MODE_TF,
  MODE_TARGET_MAX /* = MODE_TF? */,
  /* These are host modes.  */
  MODE_INT, MODE_UINT, MODE_PTR, /*??? MODE_ADDR, MODE_IADDR,*/
  MODE_MAX
} MODE_TYPE;

#define MAX_TARGET_MODES ((int) MODE_TARGET_MAX)
#define MAX_MODES ((int) MODE_MAX)

extern const char *mode_names[];
#define MODE_NAME(m) (mode_names[m])

typedef void VOID;
typedef unsigned char BI;
typedef signed8 QI;
typedef signed16 HI;
typedef signed32 SI;
typedef unsigned8 UQI;
typedef unsigned16 UHI;
typedef unsigned32 USI;

#ifdef HAVE_LONGLONG
typedef signed64 DI;
typedef unsigned64 UDI;
#define GETLODI(di) ((SI) (di))
#define GETHIDI(di) ((SI) ((UDI) (di) >> 32))
#define SETLODI(di, val) ((di) = (((di) & 0xffffffff00000000LL) | (val)))
#define SETHIDI(di, val) ((di) = (((di) & 0xffffffffLL) | (((DI) (val)) << 32)))
#define SETDI(di, hi, lo) ((di) = MAKEDI (hi, lo))
#define MAKEDI(hi, lo) ((((DI) (SI) (hi)) << 32) | ((UDI) (USI) (lo)))
#else
/* DI mode support if "long long" doesn't exist.
   At one point CGEN supported K&R C compilers, and ANSI C compilers without
   "long long".  One can argue the various merits of keeping this in or
   throwing it out.  I went to the trouble of adding it so for the time being
   I'm leaving it in.  */
typedef struct { SI hi,lo; } DI;
typedef DI UDI;
#define GETLODI(di) ((di).lo)
#define GETHIDI(di) ((di).hi)
#define SETLODI(di, val) ((di).lo = (val))
#define SETHIDI(di, val) ((di).hi = (val))
#define SETDI(di, hi, lo) ((di) = MAKEDI (hi, lo))
extern DI make_struct_di (SI, SI);
#define MAKEDI(hi, lo) (make_struct_di ((hi), (lo)))
#endif

/* These are used to record extracted raw data from an instruction, among other
   things.  It must be a host data type, and not a target one.  */
typedef int INT;
typedef unsigned int UINT;

typedef unsigned_address ADDR;  /* FIXME: wip*/
typedef unsigned_address IADDR; /* FIXME: wip*/

/* fp types are in cgen-fpu.h */

#endif /* CGEN_TYPES_H */