mirror of
https://sourceware.org/git/binutils-gdb.git
synced 2024-12-09 04:21:49 +08:00
71 lines
1.8 KiB
C
71 lines
1.8 KiB
C
/* This file is part of the program psim.
|
|
|
|
Copyright (C) 1994-1995, Andrew Cagney <cagney@highland.com.au>
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 2 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program 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 General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
|
|
*/
|
|
|
|
|
|
#ifndef _ENDIAN_C_
|
|
#define _ENDIAN_C_
|
|
|
|
#ifndef STATIC_INLINE_ENDIAN
|
|
#define STATIC_INLINE_ENDIAN STATIC_INLINE
|
|
#endif
|
|
|
|
|
|
#include "config.h"
|
|
#include "words.h"
|
|
#include "ppc-endian.h"
|
|
#include "sim_callbacks.h"
|
|
|
|
|
|
typedef union {
|
|
unsigned_1 val_1[8];
|
|
unsigned_2 val_2[4];
|
|
unsigned_4 val_4[2];
|
|
unsigned_8 val_8[1];
|
|
} endian_map;
|
|
|
|
#define ENDIAN_N(NAME,BYTE_SIZE) \
|
|
unsigned_##BYTE_SIZE \
|
|
endian_##NAME##_##BYTE_SIZE(unsigned_##BYTE_SIZE raw_in) \
|
|
{ \
|
|
if (CURRENT_TARGET_BYTE_ORDER == CURRENT_HOST_BYTE_ORDER) { \
|
|
return raw_in; \
|
|
} \
|
|
else { \
|
|
endian_map in; \
|
|
endian_map out; \
|
|
int byte_nr; \
|
|
in.val_##BYTE_SIZE[0] = raw_in; \
|
|
for (byte_nr = 0; byte_nr < BYTE_SIZE; byte_nr++) { \
|
|
out.val_1[BYTE_SIZE-1-byte_nr] = in.val_1[byte_nr]; \
|
|
} \
|
|
return out.val_##BYTE_SIZE[0]; \
|
|
} \
|
|
}
|
|
|
|
|
|
ENDIAN_N(h2t, 2)
|
|
ENDIAN_N(h2t, 4)
|
|
ENDIAN_N(h2t, 8)
|
|
ENDIAN_N(t2h, 2)
|
|
ENDIAN_N(t2h, 4)
|
|
ENDIAN_N(t2h, 8)
|
|
|
|
#endif /* _ENDIAN_C_ */
|