f55b33d51b
Let's assume that the system supports the POSIX int8/16/32/64_t types as this collapses the logic significantly.
147 lines
3.7 KiB
C
147 lines
3.7 KiB
C
/* The common simulator framework for GDB, the GNU Debugger.
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Copyright 2002-2015 Free Software Foundation, Inc.
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Contributed by Andrew Cagney and Red Hat.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef SIM_TYPES_H
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#define SIM_TYPES_H
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#include <stdint.h>
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/* INTEGER QUANTITIES:
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TYPES:
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signed* signed type of the given size
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unsigned* The corresponding insigned type
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SIZES
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*NN Size based on the number of bits
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*_NN Size according to the number of bytes
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*_word Size based on the target architecture's word
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word size (32/64 bits)
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*_cell Size based on the target architecture's
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IEEE 1275 cell size (almost always 32 bits)
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*/
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/* bit based */
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#ifdef _MSC_VER
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# define UNSIGNED32(X) (X##ui32)
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# define UNSIGNED64(X) (X##ui64)
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# define SIGNED32(X) (X##i32)
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# define SIGNED64(X) (X##i64)
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#else
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# define UNSIGNED32(X) ((unsigned32) X##UL)
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# define UNSIGNED64(X) ((unsigned64) X##ULL)
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# define SIGNED32(X) ((signed32) X##L)
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# define SIGNED64(X) ((signed64) X##LL)
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#endif
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typedef int8_t signed8;
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typedef int16_t signed16;
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typedef int32_t signed32;
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typedef int64_t signed64;
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typedef uint8_t unsigned8;
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typedef uint16_t unsigned16;
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typedef uint32_t unsigned32;
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typedef uint64_t unsigned64;
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typedef struct { unsigned64 a[2]; } unsigned128;
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typedef struct { signed64 a[2]; } signed128;
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/* byte based */
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typedef signed8 signed_1;
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typedef signed16 signed_2;
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typedef signed32 signed_4;
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typedef signed64 signed_8;
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typedef signed128 signed_16;
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typedef unsigned8 unsigned_1;
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typedef unsigned16 unsigned_2;
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typedef unsigned32 unsigned_4;
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typedef unsigned64 unsigned_8;
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typedef unsigned128 unsigned_16;
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/* for general work, the following are defined */
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/* unsigned: >= 32 bits */
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/* signed: >= 32 bits */
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/* long: >= 32 bits, sign undefined */
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/* int: small indicator */
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/* target architecture based */
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#if (WITH_TARGET_WORD_BITSIZE == 64)
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typedef unsigned64 unsigned_word;
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typedef signed64 signed_word;
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#endif
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#if (WITH_TARGET_WORD_BITSIZE == 32)
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typedef unsigned32 unsigned_word;
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typedef signed32 signed_word;
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#endif
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#if (WITH_TARGET_WORD_BITSIZE == 16)
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typedef unsigned16 unsigned_word;
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typedef signed16 signed_word;
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#endif
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/* Other instructions */
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#if (WITH_TARGET_ADDRESS_BITSIZE == 64)
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typedef unsigned64 unsigned_address;
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typedef signed64 signed_address;
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#endif
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#if (WITH_TARGET_ADDRESS_BITSIZE == 32)
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typedef unsigned32 unsigned_address;
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typedef signed32 signed_address;
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#endif
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#if (WITH_TARGET_ADDRESS_BITSIZE == 16)
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typedef unsigned16 unsigned_address;
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typedef signed16 signed_address;
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#endif
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typedef unsigned_address address_word;
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/* IEEE 1275 cell size */
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#if (WITH_TARGET_CELL_BITSIZE == 64)
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typedef unsigned64 unsigned_cell;
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typedef signed64 signed_cell;
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#endif
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#if (WITH_TARGET_CELL_BITSIZE == 32)
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typedef unsigned32 unsigned_cell;
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typedef signed32 signed_cell;
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#endif
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typedef signed_cell cell_word; /* cells are normally signed */
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/* Floating point registers */
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#if (WITH_TARGET_FLOATING_POINT_BITSIZE == 64)
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typedef unsigned64 fp_word;
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#endif
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#if (WITH_TARGET_FLOATING_POINT_BITSIZE == 32)
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typedef unsigned32 fp_word;
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#endif
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#endif
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