1 /* This file is part of the program psim.
3 Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au>
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
23 #error "N must be #defined"
26 /* NOTE: See end of file for #undef */
27 #define unsigned_N XCONCAT2(unsigned_,N)
28 #define endian_t2h_N XCONCAT2(endian_t2h_,N)
29 #define endian_h2t_N XCONCAT2(endian_h2t_,N)
30 #define _SWAP_N XCONCAT2(_SWAP_,N)
31 #define swap_N XCONCAT2(swap_,N)
32 #define endian_h2be_N XCONCAT2(endian_h2be_,N)
33 #define endian_be2h_N XCONCAT2(endian_be2h_,N)
34 #define endian_h2le_N XCONCAT2(endian_h2le_,N)
35 #define endian_le2h_N XCONCAT2(endian_le2h_,N)
36 #define offset_N XCONCAT2(offset_,N)
41 endian_t2h_N(unsigned_N raw_in)
43 if (CURRENT_TARGET_BYTE_ORDER == CURRENT_HOST_BYTE_ORDER) {
47 _SWAP_N(return,raw_in);
54 endian_h2t_N(unsigned_N raw_in)
56 if (CURRENT_TARGET_BYTE_ORDER == CURRENT_HOST_BYTE_ORDER) {
60 _SWAP_N(return,raw_in);
67 swap_N(unsigned_N raw_in)
69 _SWAP_N(return,raw_in);
76 endian_h2be_N(unsigned_N raw_in)
78 if (CURRENT_HOST_BYTE_ORDER == BIG_ENDIAN) {
82 _SWAP_N(return,raw_in);
89 endian_be2h_N(unsigned_N raw_in)
91 if (CURRENT_HOST_BYTE_ORDER == BIG_ENDIAN) {
95 _SWAP_N(return,raw_in);
102 endian_h2le_N(unsigned_N raw_in)
104 if (CURRENT_HOST_BYTE_ORDER == LITTLE_ENDIAN) {
108 _SWAP_N(return,raw_in);
115 endian_le2h_N(unsigned_N raw_in)
117 if (CURRENT_HOST_BYTE_ORDER == LITTLE_ENDIAN) {
121 _SWAP_N(return,raw_in);
129 offset_N(unsigned_N *x,
135 int offset = sizeof_word * word;
136 ASSERT(offset + sizeof_word <= sizeof(unsigned_N));
137 ASSERT(word < (sizeof_word / sizeof(unsigned_N)));
138 ASSERT((sizeof(unsigned_N) % sizeof_word) == 0);
139 if (WITH_HOST_BYTE_ORDER == LITTLE_ENDIAN) {
140 out = in + sizeof(unsigned_N) - offset;
149 /* NOTE: See start of file for #define */