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support "big endian", too.

This commit is contained in:
msaitoh 2000-07-21 11:19:10 +00:00
parent d6d63e19fe
commit 116abff968
2 changed files with 21 additions and 4 deletions
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14
sys/lib/libkern/arch/sh3/byte_swap_2.S
View File

@ -1,4 +1,4 @@
/* $NetBSD: byte_swap_2.S,v 1.1 1999/09/13 10:31:37 itojun Exp $ */
/* $NetBSD: byte_swap_2.S,v 1.2 2000/07/21 11:19:10 msaitoh Exp $ */
/*-
* Copyright (C) 1999 SHIMIZU Ryo. All rights reserved.
@ -27,10 +27,18 @@
*/
#include <machine/asm.h>
#include <machine/endian.h>
ENTRY(bswap16)
#if BYTE_ORDER == LITTLE_ENDIAN
ALTENTRY(ntohs)
ALTENTRY(htons)
#endif
rts
swap.b r4,r0
swap.b r4, r0
#if BYTE_ORDER == BIG_ENDIAN
ALTENTRY(ntohs)
ALTENTRY(htons)
#endif
rts
mov r4, r0

11
sys/lib/libkern/arch/sh3/byte_swap_4.S
View File

@ -1,4 +1,4 @@
/* $NetBSD: byte_swap_4.S,v 1.1 1999/09/13 10:31:37 itojun Exp $ */
/* $NetBSD: byte_swap_4.S,v 1.2 2000/07/21 11:19:10 msaitoh Exp $ */
/*-
* Copyright (C) 1999 SHIMIZU Ryo. All rights reserved.
@ -27,11 +27,20 @@
*/
#include <machine/asm.h>
#include <machine/endian.h>
ENTRY(bswap32)
#if BYTE_ORDER == LITTLE_ENDIAN
ALTENTRY(ntohl)
ALTENTRY(htonl)
#endif
swap.b r4,r0
swap.w r0,r0
rts
swap.b r0,r0
#if BYTE_ORDER == BIG_ENDIAN
ALTENTRY(ntohl)
ALTENTRY(htonl)
#endif
rts
mov r4, r0