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authorStan Shebs <shebs@codesourcery.com>1999-04-16 01:34:07 +0000
committerStan Shebs <shebs@codesourcery.com>1999-04-16 01:34:07 +0000
commit071ea11e85eb9d529cc5eb3d35f6247466a21b99 (patch)
tree5deda65b8d7b04d1f4cbc534c3206d328e1267ec /sim/ppc/words.h
parent1730ec6b1848f0f32154277f788fb29f88d8475b (diff)
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Initial creation of sourceware repository
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-/* This file is part of psim (model of the PowerPC(tm) architecture)
-
- Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au>
-
- This library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License
- as published by the Free Software Foundation; either version 2 of
- the License, or (at your option) any later version.
-
- This library 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with this library; if not, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
- --
-
- PowerPC is a trademark of International Business Machines Corporation. */
-
-
-/* Basic type sizes for the PowerPC */
-
-#ifndef _WORDS_H_
-#define _WORDS_H_
-
-/* TYPES:
-
- natural* sign determined by host
- signed* signed type of the given size
- unsigned* The corresponding insigned type
-
- SIZES
-
- *NN Size based on the number of bits
- *_NN Size according to the number of bytes
- *_word Size based on the target architecture's word
- word size (32/64 bits)
-
-*/
-
-
-/* bit based */
-typedef char natural8;
-typedef short natural16;
-typedef long natural32;
-typedef long long natural64;
-
-typedef signed char signed8;
-typedef signed short signed16;
-typedef signed long signed32;
-typedef signed long long signed64;
-
-typedef unsigned char unsigned8;
-typedef unsigned short unsigned16;
-typedef unsigned long unsigned32;
-typedef unsigned long long unsigned64;
-
-
-/* byte based */
-typedef natural8 natural_1;
-typedef natural16 natural_2;
-typedef natural32 natural_4;
-typedef natural64 natural_8;
-
-typedef signed8 signed_1;
-typedef signed16 signed_2;
-typedef signed32 signed_4;
-typedef signed64 signed_8;
-
-typedef unsigned8 unsigned_1;
-typedef unsigned16 unsigned_2;
-typedef unsigned32 unsigned_4;
-typedef unsigned64 unsigned_8;
-
-
-/* for general work, the following are defined */
-/* unsigned: >= 32 bits */
-/* signed: >= 32 bits */
-/* long: >= 32 bits, sign undefined */
-/* int: small indicator */
-
-/* target architecture based */
-#if (WITH_64BIT_TARGET)
-typedef natural64 natural_word;
-typedef unsigned64 unsigned_word;
-typedef signed64 signed_word;
-#else
-typedef natural32 natural_word;
-typedef unsigned32 unsigned_word;
-typedef signed32 signed_word;
-#endif
-
-
-/* Other instructions */
-typedef unsigned32 instruction_word;
-
-#endif /* _WORDS_H_ */