sim/common/sim-types.h

   1 /* The common simulator framework for GDB, the GNU Debugger.
   2
   3    Copyright 2002-2019 Free Software Foundation, Inc.
   4
   5    Contributed by Andrew Cagney and Red Hat.
   6
   7    This file is part of GDB.
   8
   9    This program is free software; you can redistribute it and/or modify
  10    it under the terms of the GNU General Public License as published by
  11    the Free Software Foundation; either version 3 of the License, or
  12    (at your option) any later version.
  13
  14    This program is distributed in the hope that it will be useful,
  15    but WITHOUT ANY WARRANTY; without even the implied warranty of
  16    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17    GNU General Public License for more details.
  18
  19    You should have received a copy of the GNU General Public License
  20    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  21
  22
  23 #ifndef SIM_TYPES_H
  24 #define SIM_TYPES_H
  25
  26 #include <stdint.h>
  27
  28 /* INTEGER QUANTITIES:
  29
  30    TYPES:
  31
  32      signed*    signed type of the given size
  33      unsigned*  The corresponding insigned type
  34
  35    SIZES
  36
  37      *NN        Size based on the number of bits
  38      *_NN       Size according to the number of bytes
  39      *_word     Size based on the target architecture's word
  40                 word size (32/64 bits)
  41      *_cell     Size based on the target architecture's
  42                 IEEE 1275 cell size (almost always 32 bits)
  43
  44 */
  45
  46
  47 /* bit based */
  48
  49 #ifdef _MSC_VER
  50 # define UNSIGNED32(X)  (X##ui32)
  51 # define UNSIGNED64(X)  (X##ui64)
  52 # define SIGNED32(X)    (X##i32)
  53 # define SIGNED64(X)    (X##i64)
  54 #else
  55 # define UNSIGNED32(X)  ((unsigned32) X##UL)
  56 # define UNSIGNED64(X)  ((unsigned64) X##ULL)
  57 # define SIGNED32(X)    ((signed32) X##L)
  58 # define SIGNED64(X)    ((signed64) X##LL)
  59 #endif
  60
  61 typedef int8_t signed8;
  62 typedef int16_t signed16;
  63 typedef int32_t signed32;
  64 typedef int64_t signed64;
  65
  66 typedef uint8_t unsigned8;
  67 typedef uint16_t unsigned16;
  68 typedef uint32_t unsigned32;
  69 typedef uint64_t unsigned64;
  70
  71 typedef struct { unsigned64 a[2]; } unsigned128;
  72 typedef struct { signed64 a[2]; } signed128;
  73
  74
  75 /* byte based */
  76
  77 typedef signed8 signed_1;
  78 typedef signed16 signed_2;
  79 typedef signed32 signed_4;
  80 typedef signed64 signed_8;
  81 typedef signed128 signed_16;
  82
  83 typedef unsigned8 unsigned_1;
  84 typedef unsigned16 unsigned_2;
  85 typedef unsigned32 unsigned_4;
  86 typedef unsigned64 unsigned_8;
  87 typedef unsigned128 unsigned_16;
  88
  89
  90 /* Macros for printf.  Usage is restricted to this header.  */
  91 #define SIM_PRI_TB(t, b)        XCONCAT3 (PRI,t,b)
  92
  93
  94 /* for general work, the following are defined */
  95 /* unsigned: >= 32 bits */
  96 /* signed:   >= 32 bits */
  97 /* long:     >= 32 bits, sign undefined */
  98 /* int:      small indicator */
  99
 100 /* target architecture based */
 101 #if (WITH_TARGET_WORD_BITSIZE == 64)
 102 typedef unsigned64 unsigned_word;
 103 typedef signed64 signed_word;
 104 #endif
 105 #if (WITH_TARGET_WORD_BITSIZE == 32)
 106 typedef unsigned32 unsigned_word;
 107 typedef signed32 signed_word;
 108 #endif
 109 #if (WITH_TARGET_WORD_BITSIZE == 16)
 110 typedef unsigned16 unsigned_word;
 111 typedef signed16 signed_word;
 112 #endif
 113
 114 #define PRI_TW(t)       SIM_PRI_TB (t, WITH_TARGET_WORD_BITSIZE)
 115 #define PRIiTW  PRI_TW (i)
 116 #define PRIxTW  PRI_TW (x)
 117
 118
 119 /* Other instructions */
 120 #if (WITH_TARGET_ADDRESS_BITSIZE == 64)
 121 typedef unsigned64 unsigned_address;
 122 typedef signed64 signed_address;
 123 #endif
 124 #if (WITH_TARGET_ADDRESS_BITSIZE == 32)
 125 typedef unsigned32 unsigned_address;
 126 typedef signed32 signed_address;
 127 #endif
 128 #if (WITH_TARGET_ADDRESS_BITSIZE == 16)
 129 typedef unsigned16 unsigned_address;
 130 typedef signed16 signed_address;
 131 #endif
 132 typedef unsigned_address address_word;
 133
 134 #define PRI_TA(t)       SIM_PRI_TB (t, WITH_TARGET_ADDRESS_BITSIZE)
 135 #define PRIiTA  PRI_TA (i)
 136 #define PRIxTA  PRI_TA (x)
 137
 138
 139 /* IEEE 1275 cell size */
 140 #if (WITH_TARGET_CELL_BITSIZE == 64)
 141 typedef unsigned64 unsigned_cell;
 142 typedef signed64 signed_cell;
 143 #endif
 144 #if (WITH_TARGET_CELL_BITSIZE == 32)
 145 typedef unsigned32 unsigned_cell;
 146 typedef signed32 signed_cell;
 147 #endif
 148 typedef signed_cell cell_word; /* cells are normally signed */
 149
 150 #define PRI_TC(t)       SIM_PRI_TB (t, WITH_TARGET_CELL_BITSIZE)
 151 #define PRIiTC  PRI_TC (i)
 152 #define PRIxTC  PRI_TC (x)
 153
 154
 155 /* Floating point registers */
 156 #if (WITH_TARGET_FLOATING_POINT_BITSIZE == 64)
 157 typedef unsigned64 fp_word;
 158 #endif
 159 #if (WITH_TARGET_FLOATING_POINT_BITSIZE == 32)
 160 typedef unsigned32 fp_word;
 161 #endif
 162
 163 #define PRI_TF(t)       SIM_PRI_TB (t, WITH_TARGET_FLOATING_POINT_BITSIZE)
 164 #define PRIiTF  PRI_TF (i)
 165 #define PRIxTF  PRI_TF (x)
 166
 167 #endif