32 lines
516 B
ArmAsm
32 lines
516 B
ArmAsm
|
/*
|
||
|
|
* Written by Matthias Pfaller, 1996
|
||
|
|
* Public domain.
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <machine/asm.h>
|
||
|
|
|
||
|
|
#if defined(LIBC_SCCS)
|
||
|
|
RCSID("$NetBSD: strncat.S,v 1.1 1996/09/24 09:30:04 matthias Exp $")
|
||
|
|
#endif
|
||
|
|
|
||
|
|
/*
|
||
|
|
* char *
|
||
|
|
* strncat(char *d, const char *s, size_t count)
|
||
|
|
* append string s to d. append not more then count bytes.
|
||
|
|
*/
|
||
|
|
ENTRY(strncat)
|
||
|
|
enter [r4],0
|
||
|
|
movd B_ARG0,tos
|
||
|
|
bsr _strlen
|
||
|
|
adjspd -4
|
||
|
|
addd B_ARG0,r0
|
||
|
|
movd B_ARG1,r1
|
||
|
|
movd r0,r2
|
||
|
|
movd B_ARG2,r0
|
||
|
|
movqd 0,r4
|
||
|
|
movsb u
|
||
|
|
movb r4,0(r2)
|
||
|
|
movd B_ARG0,r0
|
||
|
|
exit [r4]
|
||
|
|
ret 0
|