sim/common/cgen-types.h

   1 /* Types for Cpu tools GENerated simulators.
   2    Copyright (C) 1996-2019 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 3 of the License, or
  10 (at your option) 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
  18 along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 /* This file is not included with cgen-sim.h as it defines types
  21    needed by sim-base.h.  */
  22
  23 #ifndef CGEN_TYPES_H
  24 #define CGEN_TYPES_H
  25
  26 /* Miscellaneous cgen configury defined here as this file gets
  27    included soon enough.  */
  28
  29 /* Indicate we support --{profile,trace}-{range,function}.  */
  30 #undef SIM_HAVE_ADDR_RANGE
  31 #define SIM_HAVE_ADDR_RANGE
  32
  33 #ifdef __GNUC__
  34 #define HAVE_LONGLONG
  35 #undef DI_FN_SUPPORT
  36 #else
  37 #undef HAVE_LONGLONG
  38 #define DI_FN_SUPPORT
  39 #endif
  40 \f
  41 /* Mode support.  */
  42
  43 /* Common mode types.  */
  44 /* ??? Target specific modes.  */
  45 typedef enum mode_type {
  46   MODE_VOID, MODE_BI,
  47   MODE_QI, MODE_HI, MODE_SI, MODE_DI,
  48   MODE_UQI, MODE_UHI, MODE_USI, MODE_UDI,
  49   MODE_SF, MODE_DF, MODE_XF, MODE_TF,
  50   MODE_TARGET_MAX /* = MODE_TF? */,
  51   /* These are host modes.  */
  52   MODE_INT, MODE_UINT, MODE_PTR, /*??? MODE_ADDR, MODE_IADDR,*/
  53   MODE_MAX
  54 } MODE_TYPE;
  55
  56 #define MAX_TARGET_MODES ((int) MODE_TARGET_MAX)
  57 #define MAX_MODES ((int) MODE_MAX)
  58
  59 extern const char * const mode_names[];
  60 #define MODE_NAME(m) (mode_names[m])
  61
  62 typedef void VOID;
  63 typedef unsigned char BI;
  64 typedef signed8 QI;
  65 typedef signed16 HI;
  66 typedef signed32 SI;
  67 typedef unsigned8 UQI;
  68 typedef unsigned16 UHI;
  69 typedef unsigned32 USI;
  70
  71 #ifdef HAVE_LONGLONG
  72 typedef signed64 DI;
  73 typedef unsigned64 UDI;
  74 #define GETLODI(di) ((SI) (di))
  75 #define GETHIDI(di) ((SI) ((UDI) (di) >> 32))
  76 #define SETLODI(di, val) ((di) = (((di) & 0xffffffff00000000LL) | (val)))
  77 #define SETHIDI(di, val) ((di) = (((di) & 0xffffffffLL) | (((DI) (val)) << 32)))
  78 #define MAKEDI(hi, lo) ((((DI) (SI) (hi)) << 32) | ((UDI) (USI) (lo)))
  79 #else
  80 /* DI mode support if "long long" doesn't exist.
  81    At one point CGEN supported K&R C compilers, and ANSI C compilers without
  82    "long long".  One can argue the various merits of keeping this in or
  83    throwing it out.  I went to the trouble of adding it so for the time being
  84    I'm leaving it in.  */
  85 typedef struct { SI hi,lo; } DI;
  86 typedef DI UDI;
  87 #define GETLODI(di) ((di).lo)
  88 #define GETHIDI(di) ((di).hi)
  89 #define SETLODI(di, val) ((di).lo = (val))
  90 #define SETHIDI(di, val) ((di).hi = (val))
  91 extern DI make_struct_di (SI, SI);
  92 #define MAKEDI(hi, lo) (make_struct_di ((hi), (lo)))
  93 #endif
  94
  95 /* These are used to record extracted raw data from an instruction, among other
  96    things.  It must be a host data type, and not a target one.  */
  97 typedef int INT;
  98 typedef unsigned int UINT;
  99
 100 typedef unsigned_address ADDR;  /* FIXME: wip*/
 101 typedef unsigned_address IADDR; /* FIXME: wip*/
 102
 103 /* fp types are in cgen-fpu.h */
 104
 105 #endif /* CGEN_TYPES_H */