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b85e4829 AC |
1 | /* The common simulator framework for GDB, the GNU Debugger. |
2 | ||
3 | Copyright 2002 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 2 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, write to the Free Software | |
21 | Foundation, Inc., 59 Temple Place - Suite 330, | |
22 | Boston, MA 02111-1307, USA. */ | |
c906108c SS |
23 | |
24 | ||
25 | #ifndef N | |
26 | #error "N must be #defined" | |
27 | #endif | |
28 | ||
29 | #include "symcat.h" | |
30 | ||
31 | /* NOTE: See end of file for #undef */ | |
32 | #define unsigned_N XCONCAT2(unsigned_,N) | |
33 | #define endian_t2h_N XCONCAT2(endian_t2h_,N) | |
34 | #define endian_h2t_N XCONCAT2(endian_h2t_,N) | |
35 | #define _SWAP_N XCONCAT2(_SWAP_,N) | |
36 | #define swap_N XCONCAT2(swap_,N) | |
37 | #define endian_h2be_N XCONCAT2(endian_h2be_,N) | |
38 | #define endian_be2h_N XCONCAT2(endian_be2h_,N) | |
39 | #define endian_h2le_N XCONCAT2(endian_h2le_,N) | |
40 | #define endian_le2h_N XCONCAT2(endian_le2h_,N) | |
41 | #define offset_N XCONCAT2(offset_,N) | |
42 | ||
43 | /* TAGS: endian_t2h_1 endian_t2h_2 endian_t2h_4 endian_t2h_8 endian_t2h_16 */ | |
44 | ||
45 | INLINE_SIM_ENDIAN\ | |
46 | (unsigned_N) | |
47 | endian_t2h_N(unsigned_N raw_in) | |
48 | { | |
49 | if (CURRENT_TARGET_BYTE_ORDER == CURRENT_HOST_BYTE_ORDER) { | |
50 | return raw_in; | |
51 | } | |
52 | else { | |
53 | _SWAP_N(return,raw_in); | |
54 | } | |
55 | } | |
56 | ||
57 | /* TAGS: endian_h2t_1 endian_h2t_2 endian_h2t_4 endian_h2t_8 endian_h2t_16 */ | |
58 | ||
59 | INLINE_SIM_ENDIAN\ | |
60 | (unsigned_N) | |
61 | endian_h2t_N(unsigned_N raw_in) | |
62 | { | |
63 | if (CURRENT_TARGET_BYTE_ORDER == CURRENT_HOST_BYTE_ORDER) { | |
64 | return raw_in; | |
65 | } | |
66 | else { | |
67 | _SWAP_N(return,raw_in); | |
68 | } | |
69 | } | |
70 | ||
71 | /* TAGS: swap_1 swap_2 swap_4 swap_8 swap_16 */ | |
72 | ||
73 | INLINE_SIM_ENDIAN\ | |
74 | (unsigned_N) | |
75 | swap_N(unsigned_N raw_in) | |
76 | { | |
77 | _SWAP_N(return,raw_in); | |
78 | } | |
79 | ||
80 | /* TAGS: endian_h2be_1 endian_h2be_2 endian_h2be_4 endian_h2be_8 endian_h2be_16 */ | |
81 | ||
82 | INLINE_SIM_ENDIAN\ | |
83 | (unsigned_N) | |
84 | endian_h2be_N(unsigned_N raw_in) | |
85 | { | |
86 | if (CURRENT_HOST_BYTE_ORDER == BIG_ENDIAN) { | |
87 | return raw_in; | |
88 | } | |
89 | else { | |
90 | _SWAP_N(return,raw_in); | |
91 | } | |
92 | } | |
93 | ||
94 | /* TAGS: endian_be2h_1 endian_be2h_2 endian_be2h_4 endian_be2h_8 endian_be2h_16 */ | |
95 | ||
96 | INLINE_SIM_ENDIAN\ | |
97 | (unsigned_N) | |
98 | endian_be2h_N(unsigned_N raw_in) | |
99 | { | |
100 | if (CURRENT_HOST_BYTE_ORDER == BIG_ENDIAN) { | |
101 | return raw_in; | |
102 | } | |
103 | else { | |
104 | _SWAP_N(return,raw_in); | |
105 | } | |
106 | } | |
107 | ||
108 | /* TAGS: endian_h2le_1 endian_h2le_2 endian_h2le_4 endian_h2le_8 endian_h2le_16 */ | |
109 | ||
110 | INLINE_SIM_ENDIAN\ | |
111 | (unsigned_N) | |
112 | endian_h2le_N(unsigned_N raw_in) | |
113 | { | |
114 | if (CURRENT_HOST_BYTE_ORDER == LITTLE_ENDIAN) { | |
115 | return raw_in; | |
116 | } | |
117 | else { | |
118 | _SWAP_N(return,raw_in); | |
119 | } | |
120 | } | |
121 | ||
122 | /* TAGS: endian_le2h_1 endian_le2h_2 endian_le2h_4 endian_le2h_8 endian_le2h_16 */ | |
123 | ||
124 | INLINE_SIM_ENDIAN\ | |
125 | (unsigned_N) | |
126 | endian_le2h_N(unsigned_N raw_in) | |
127 | { | |
128 | if (CURRENT_HOST_BYTE_ORDER == LITTLE_ENDIAN) { | |
129 | return raw_in; | |
130 | } | |
131 | else { | |
132 | _SWAP_N(return,raw_in); | |
133 | } | |
134 | } | |
135 | ||
136 | /* TAGS: offset_1 offset_2 offset_4 offset_8 offset_16 */ | |
137 | ||
138 | INLINE_SIM_ENDIAN\ | |
139 | (void*) | |
140 | offset_N (unsigned_N *x, | |
141 | unsigned sizeof_word, | |
142 | unsigned word) | |
143 | { | |
144 | char *in = (char*)x; | |
145 | char *out; | |
146 | unsigned offset = sizeof_word * word; | |
147 | ASSERT (offset + sizeof_word <= sizeof(unsigned_N)); | |
148 | ASSERT (word < (sizeof (unsigned_N) / sizeof_word)); | |
149 | ASSERT ((sizeof (unsigned_N) % sizeof_word) == 0); | |
150 | if (WITH_HOST_BYTE_ORDER == LITTLE_ENDIAN) | |
151 | { | |
152 | out = in + sizeof (unsigned_N) - offset - sizeof_word; | |
153 | } | |
154 | else | |
155 | { | |
156 | out = in + offset; | |
157 | } | |
158 | return out; | |
159 | } | |
160 | ||
161 | ||
162 | /* NOTE: See start of file for #define */ | |
163 | #undef unsigned_N | |
164 | #undef endian_t2h_N | |
165 | #undef endian_h2t_N | |
166 | #undef _SWAP_N | |
167 | #undef swap_N | |
168 | #undef endian_h2be_N | |
169 | #undef endian_be2h_N | |
170 | #undef endian_h2le_N | |
171 | #undef endian_le2h_N | |
172 | #undef offset_N |