sim/common/cgen-types.h

   1 /* Types for Cpu tools GENerated simulators.
   2    Copyright (C) 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
   3    Contributed by Cygnus Support.
   4
   5 This file is part of GDB, the GNU debugger.
   6
   7 This program 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 2, or (at your option)
  10 any later version.
  11
  12 This program 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 along
  18 with this program; if not, write to the Free Software Foundation, Inc.,
  19 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
  20
  21 /* This file is not included with cgen-sim.h as it defines types
  22    needed by sim-base.h.  */
  23
  24 #ifndef CGEN_TYPES_H
  25 #define CGEN_TYPES_H
  26
  27 /* Miscellaneous cgen configury defined here as this file gets
  28    included soon enough.  */
  29
  30 /* Indicate we support --profile-model.  */
  31 #undef SIM_HAVE_MODEL
  32 #define SIM_HAVE_MODEL
  33
  34 /* Indicate we support --{profile,trace}-{range,function}.  */
  35 #undef SIM_HAVE_ADDR_RANGE
  36 #define SIM_HAVE_ADDR_RANGE
  37
  38 #ifdef __GNUC__
  39 #define HAVE_LONGLONG
  40 #undef DI_FN_SUPPORT
  41 #else
  42 #undef HAVE_LONGLONG
  43 #define DI_FN_SUPPORT
  44 #endif
  45 \f
  46 /* Mode support.  */
  47
  48 /* Common mode types.  */
  49 /* ??? Target specific modes.  */
  50 typedef enum mode_type {
  51   MODE_VM, MODE_BI,
  52   MODE_QI, MODE_HI, MODE_SI, MODE_DI,
  53   MODE_UQI, MODE_UHI, MODE_USI, MODE_UDI,
  54   MODE_SF, MODE_DF, MODE_XF, MODE_TF,
  55   MODE_TARGET_MAX /* = MODE_TF? */,
  56   /* These are host modes.  */
  57   MODE_INT, MODE_UINT, MODE_PTR, /*??? MODE_ADDR, MODE_IADDR,*/
  58   MODE_MAX
  59 } MODE_TYPE;
  60
  61 #define MAX_TARGET_MODES ((int) MODE_TARGET_MAX)
  62 #define MAX_MODES ((int) MODE_MAX)
  63
  64 extern const char *mode_names[];
  65 #define MODE_NAME(m) (mode_names[m])
  66
  67 typedef unsigned char BI;
  68 typedef signed8 QI;
  69 typedef signed16 HI;
  70 typedef signed32 SI;
  71 typedef unsigned8 UQI;
  72 typedef unsigned16 UHI;
  73 typedef unsigned32 USI;
  74
  75 #ifdef HAVE_LONGLONG
  76 typedef signed64 DI;
  77 typedef unsigned64 UDI;
  78 #define GETLODI(di) ((SI) (di))
  79 #define GETHIDI(di) ((SI) ((UDI) (di) >> 32))
  80 #define SETLODI(di, val) ((di) = (((di) & 0xffffffff00000000LL) | (val)))
  81 #define SETHIDI(di, val) ((di) = (((di) & 0xffffffffLL) | (((DI) (val)) << 32)))
  82 #define SETDI(di, hi, lo) ((di) = MAKEDI (hi, lo))
  83 #define MAKEDI(hi, lo) ((((DI) (SI) (hi)) << 32) | ((UDI) (USI) (lo)))
  84 #else
  85 /* DI mode support if "long long" doesn't exist.
  86    At one point CGEN supported K&R C compilers, and ANSI C compilers without
  87    "long long".  One can argue the various merits of keeping this in or
  88    throwing it out.  I went to the trouble of adding it so for the time being
  89    I'm leaving it in.  */
  90 typedef struct { SI hi,lo; } DI;
  91 typedef DI UDI;
  92 #define GETLODI(di) ((di).lo)
  93 #define GETHIDI(di) ((di).hi)
  94 #define SETLODI(di, val) ((di).lo = (val))
  95 #define SETHIDI(di, val) ((di).hi = (val))
  96 #define SETDI(di, hi, lo) ((di) = MAKEDI (hi, lo))
  97 extern DI make_struct_di (SI, SI);
  98 #define MAKEDI(hi, lo) (make_struct_di ((hi), (lo)))
  99 #endif
 100
 101 /* FIXME: Need to provide libraries if these aren't appropriate for target,
 102    or user's needs.  */
 103 typedef float SF;
 104 typedef double DF;
 105 typedef double XF; /* FIXME: configure, provide library */
 106 typedef double TF; /* FIXME: configure, provide library */
 107
 108 /* These are used to record extracted raw data from an instruction, among other
 109    things.  It must be a host data type, and not a target one.  */
 110 typedef int INT;
 111 typedef unsigned int UINT;
 112
 113 typedef unsigned_address ADDR;  /* FIXME: wip*/
 114 typedef unsigned_address IADDR; /* FIXME: wip*/
 115
 116 #endif /* CGEN_TYPES_H */