sim/common/cgen-types.h

/* Types for Cpu tools GENerated simulators.
   Copyright (C) 1996-2016 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 3 of the License, 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, see <http://www.gnu.org/licenses/>.  */

/* 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,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 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))
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 */