Update of /cvsroot/linux-mips/linux/arch/mips/lib
In directory usw-pr-cvs1:/tmp/cvs-serv9667
Added Files:
strlen_user.S
Log Message:
Fix symbol name.
--- NEW FILE: strlen_user.S ---
/*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*
* Copyright (c) 1996, 1998, 1999 by Ralf Baechle
* Copyright (c) 1999 Silicon Graphics, Inc.
*/
#include <asm/asm.h>
#include <asm/offset.h>
#include <asm/regdef.h>
#include <asm/sgidefs.h>
#define EX(insn,reg,addr,handler) \
9: insn reg, addr; \
.section __ex_table,"a"; \
PTR 9b, handler; \
.previous
/*
* Return the size of a string (including the ending 0)
*
* Return 0 for error
*/
LEAF(__strlen_user_asm)
lw v0, THREAD_CURDS($28) # pointer ok?
and v0, a0
bltz v0, fault
EXPORT(__strlen_user_nocheck_asm)
move v0, a0
1: EX(lb, t0, (v0), fault)
addiu v0, 1
bnez t0, 1b
subu v0, a0
jr ra
END(__strlen_user_asm)
.section __ex_table,"a"
PTR 1b, fault
.previous
fault: move v0, zero
jr ra
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