1*6ca2c52aSchristos /*  This file is part of the program psim.
2*6ca2c52aSchristos 
3*6ca2c52aSchristos     Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au>
4*6ca2c52aSchristos 
5*6ca2c52aSchristos     This program is free software; you can redistribute it and/or modify
6*6ca2c52aSchristos     it under the terms of the GNU General Public License as published by
7*6ca2c52aSchristos     the Free Software Foundation; either version 3 of the License, or
8*6ca2c52aSchristos     (at your option) any later version.
9*6ca2c52aSchristos 
10*6ca2c52aSchristos     This program is distributed in the hope that it will be useful,
11*6ca2c52aSchristos     but WITHOUT ANY WARRANTY; without even the implied warranty of
12*6ca2c52aSchristos     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
13*6ca2c52aSchristos     GNU General Public License for more details.
14*6ca2c52aSchristos 
15*6ca2c52aSchristos     You should have received a copy of the GNU General Public License
16*6ca2c52aSchristos     along with this program; if not, see <http://www.gnu.org/licenses/>.
17*6ca2c52aSchristos 
18*6ca2c52aSchristos     */
19*6ca2c52aSchristos 
20*6ca2c52aSchristos 
21*6ca2c52aSchristos #ifndef _SIM_ENDIAN_C_
22*6ca2c52aSchristos #define _SIM_ENDIAN_C_
23*6ca2c52aSchristos 
24*6ca2c52aSchristos #include "config.h"
25*6ca2c52aSchristos #include "basics.h"
26*6ca2c52aSchristos 
27*6ca2c52aSchristos 
28*6ca2c52aSchristos #if !defined(_SWAP_1)
29*6ca2c52aSchristos #define _SWAP_1(SET,RAW) SET (RAW)
30*6ca2c52aSchristos #endif
31*6ca2c52aSchristos 
32*6ca2c52aSchristos #if !defined(_SWAP_2) && (WITH_HOST_BYTE_ORDER == LITTLE_ENDIAN) && defined(htons)
33*6ca2c52aSchristos #define _SWAP_2(SET,RAW) SET htons (RAW)
34*6ca2c52aSchristos #endif
35*6ca2c52aSchristos 
36*6ca2c52aSchristos #ifndef	_SWAP_2
37*6ca2c52aSchristos #define _SWAP_2(SET,RAW) SET (((RAW) >> 8) | ((RAW) << 8))
38*6ca2c52aSchristos #endif
39*6ca2c52aSchristos 
40*6ca2c52aSchristos #if !defined(_SWAP_4) && (WITH_HOST_BYTE_ORDER == LITTLE_ENDIAN) && defined(htonl)
41*6ca2c52aSchristos #define _SWAP_4(SET,RAW) SET htonl (RAW)
42*6ca2c52aSchristos #endif
43*6ca2c52aSchristos 
44*6ca2c52aSchristos #ifndef _SWAP_4
45*6ca2c52aSchristos #define	_SWAP_4(SET,RAW) SET (((RAW) << 24) | (((RAW) & 0xff00) << 8) | (((RAW) & 0xff0000) >> 8) | ((RAW) >> 24))
46*6ca2c52aSchristos #endif
47*6ca2c52aSchristos 
48*6ca2c52aSchristos #ifndef _SWAP_8
49*6ca2c52aSchristos #define _SWAP_8(SET,RAW) \
50*6ca2c52aSchristos   union { unsigned_8 dword; unsigned_4 words[2]; } in, out; \
51*6ca2c52aSchristos   in.dword = RAW; \
52*6ca2c52aSchristos   _SWAP_4 (out.words[0] =, in.words[1]); \
53*6ca2c52aSchristos   _SWAP_4 (out.words[1] =, in.words[0]); \
54*6ca2c52aSchristos   SET out.dword;
55*6ca2c52aSchristos #endif
56*6ca2c52aSchristos 
57*6ca2c52aSchristos #define N 1
58*6ca2c52aSchristos #include "sim-endian-n.h"
59*6ca2c52aSchristos #undef N
60*6ca2c52aSchristos 
61*6ca2c52aSchristos #define N 2
62*6ca2c52aSchristos #include "sim-endian-n.h"
63*6ca2c52aSchristos #undef N
64*6ca2c52aSchristos 
65*6ca2c52aSchristos #define N 4
66*6ca2c52aSchristos #include "sim-endian-n.h"
67*6ca2c52aSchristos #undef N
68*6ca2c52aSchristos 
69*6ca2c52aSchristos #define N 8
70*6ca2c52aSchristos #include "sim-endian-n.h"
71*6ca2c52aSchristos #undef N
72*6ca2c52aSchristos 
73*6ca2c52aSchristos #endif /* _SIM_ENDIAN_C_ */
74