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30efae3a AC |
1 | /* This file is part of psim (model of the PowerPC(tm) architecture) |
2 | ||
f45dd42b | 3 | Copyright (C) 1994-1997, Andrew Cagney <cagney@highland.com.au> |
30efae3a AC |
4 | |
5 | This library is free software; you can redistribute it and/or | |
6 | modify it under the terms of the GNU Library General Public License | |
7 | as published by the Free Software Foundation; either version 2 of | |
8 | the License, or (at your option) any later version. | |
9 | ||
10 | This library is distributed in the hope that it will be useful, but | |
11 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | Library General Public License for more details. | |
14 | ||
15 | You should have received a copy of the GNU Library General Public | |
16 | License along with this library; if not, write to the Free Software | |
17 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
18 | ||
19 | -- | |
20 | ||
21 | PowerPC is a trademark of International Business Machines Corporation. */ | |
22 | ||
23 | ||
24 | /* Basic type sizes for the PowerPC */ | |
25 | ||
d32658fe AC |
26 | #ifndef SIM_TYPES_H |
27 | #define SIM_TYPES_H | |
30efae3a AC |
28 | |
29 | ||
30 | /* INTEGER QUANTITIES: | |
31 | ||
32 | TYPES: | |
33 | ||
34 | natural* sign determined by host | |
35 | signed* signed type of the given size | |
36 | unsigned* The corresponding insigned type | |
37 | ||
38 | SIZES | |
39 | ||
40 | *NN Size based on the number of bits | |
41 | *_NN Size according to the number of bytes | |
42 | *_word Size based on the target architecture's word | |
43 | word size (32/64 bits) | |
44 | *_cell Size based on the target architecture's | |
45 | IEEE 1275 cell size (almost always 32 bits) | |
d32658fe AC |
46 | *_address Fits target address |
47 | ||
48 | NONSPECIFIC | |
49 | ||
50 | address_word | |
51 | Alias for unsigned_address | |
52 | ||
53 | cell_word Alias for signed_cell | |
54 | ||
55 | fp_word Holds a floating point word. | |
30efae3a AC |
56 | |
57 | */ | |
58 | ||
59 | ||
60 | /* bit based */ | |
61 | typedef char natural8; | |
62 | typedef short natural16; | |
63 | typedef long natural32; | |
64 | ||
65 | typedef signed char signed8; | |
66 | typedef signed short signed16; | |
67 | typedef signed long signed32; | |
68 | ||
69 | typedef unsigned char unsigned8; | |
70 | typedef unsigned short unsigned16; | |
71 | typedef unsigned long unsigned32; | |
72 | ||
f45dd42b | 73 | #if defined __GNUC__ || defined _MSC_VER |
30efae3a AC |
74 | #ifdef __GNUC__ |
75 | ||
97f4d183 AC |
76 | /* GDB sometimes likes to make what appear to be signed `0x*L' values |
77 | unsigned by default */ | |
78 | ||
30efae3a AC |
79 | typedef long long natural64; |
80 | typedef signed long long signed64; | |
81 | typedef unsigned long long unsigned64; | |
82 | ||
83 | #define UNSIGNED64(X) (X##ULL) | |
97f4d183 | 84 | #define SIGNED64(X) ((signed64) X##LL) |
30efae3a AC |
85 | |
86 | #define UNSIGNED32(X) (X##UL) | |
97f4d183 | 87 | #define SIGNED32(X) ((signed32) X##L) |
30efae3a | 88 | |
f45dd42b | 89 | #else /* _MSC_VER */ |
30efae3a AC |
90 | |
91 | typedef __int64 natural64; | |
92 | typedef signed __int64 signed64; | |
93 | typedef unsigned __int64 unsigned64; | |
94 | ||
95 | #define UNSIGNED64(X) (X##ui64) | |
96 | #define SIGNED64(X) (X##i64) | |
97 | ||
f45dd42b AC |
98 | #define SIGNED32(X) (X##ui32) |
99 | #define UNSIGNED32(X) (X##i32) | |
30efae3a | 100 | |
f45dd42b | 101 | #endif /* _MSC_VER */ |
412c4e94 AC |
102 | |
103 | typedef struct { unsigned64 a[2]; } unsigned128; | |
104 | typedef struct { signed64 a[2]; } signed128; | |
105 | ||
f45dd42b | 106 | #else /* Not GNUC or _MSC_VER */ |
30efae3a AC |
107 | /* Not supported */ |
108 | #endif | |
109 | ||
110 | /* byte based */ | |
111 | typedef natural8 natural_1; | |
112 | typedef natural16 natural_2; | |
113 | typedef natural32 natural_4; | |
114 | typedef natural64 natural_8; | |
f45dd42b | 115 | /* typedef natural64 natural_8; */ |
30efae3a AC |
116 | |
117 | typedef signed8 signed_1; | |
118 | typedef signed16 signed_2; | |
119 | typedef signed32 signed_4; | |
120 | typedef signed64 signed_8; | |
f45dd42b | 121 | typedef signed128 signed_16; |
30efae3a AC |
122 | |
123 | typedef unsigned8 unsigned_1; | |
124 | typedef unsigned16 unsigned_2; | |
125 | typedef unsigned32 unsigned_4; | |
126 | typedef unsigned64 unsigned_8; | |
f45dd42b | 127 | typedef unsigned128 unsigned_16; |
30efae3a AC |
128 | |
129 | ||
130 | /* for general work, the following are defined */ | |
131 | /* unsigned: >= 32 bits */ | |
132 | /* signed: >= 32 bits */ | |
133 | /* long: >= 32 bits, sign undefined */ | |
134 | /* int: small indicator */ | |
135 | ||
136 | /* target architecture based */ | |
137 | #if (WITH_TARGET_WORD_BITSIZE == 64) | |
138 | typedef natural64 natural_word; | |
139 | typedef unsigned64 unsigned_word; | |
140 | typedef signed64 signed_word; | |
f45dd42b AC |
141 | #endif |
142 | #if (WITH_TARGET_WORD_BITSIZE == 32) | |
30efae3a AC |
143 | typedef natural32 natural_word; |
144 | typedef unsigned32 unsigned_word; | |
145 | typedef signed32 signed_word; | |
146 | #endif | |
147 | ||
148 | ||
149 | /* Other instructions */ | |
412c4e94 | 150 | #if (WITH_TARGET_ADDRESS_BITSIZE == 64) |
97f4d183 AC |
151 | typedef unsigned64 unsigned_address; |
152 | typedef signed64 signed_address; | |
412c4e94 AC |
153 | #endif |
154 | #if (WITH_TARGET_ADDRESS_BITSIZE == 32) | |
97f4d183 AC |
155 | typedef unsigned32 unsigned_address; |
156 | typedef signed32 signed_address; | |
412c4e94 | 157 | #endif |
97f4d183 | 158 | typedef unsigned_address address_word; |
30efae3a | 159 | |
412c4e94 AC |
160 | /* IEEE 1275 cell size */ |
161 | #if (WITH_TARGET_CELL_BITSIZE == 64) | |
162 | typedef natural64 natural_cell; | |
163 | typedef unsigned64 unsigned_cell; | |
164 | typedef signed64 signed_cell; | |
165 | #endif | |
166 | #if (WITH_TARGET_CELL_BITSIZE == 32) | |
30efae3a AC |
167 | typedef natural32 natural_cell; |
168 | typedef unsigned32 unsigned_cell; | |
169 | typedef signed32 signed_cell; | |
412c4e94 | 170 | #endif |
30efae3a | 171 | |
97f4d183 AC |
172 | /* Floating point registers */ |
173 | #if (WITH_TARGET_FLOATING_POINT_BITSIZE == 64) | |
174 | typedef unsigned64 fp_word; | |
175 | #endif | |
176 | #if (WITH_TARGET_FLOATING_POINT_BITSIZE == 32) | |
177 | typedef unsigned32 fp_word; | |
178 | #endif | |
179 | ||
180 | ||
d32658fe | 181 | #endif |