strcpy.s revision b1593d50e783f7d66722dde093752b74ffa95176
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
/*
* strcpy(s1, s2)
*
* Copy string s2 to s1. s1 must be large enough. Return s1.
*
* Fast assembler language version of the following C-program strcpy
* which represents the `standard' for the C-library.
*
* char *
* strcpy(s1, s2)
* register char *s1;
* register const char *s2;
* {
* char *os1 = s1;
*
* while(*s1++ = *s2++)
* ;
* return(os1);
* }
*
*/
#include <sys/asm_linkage.h>
#ifdef __sparcv9
#else
#endif
.pushlocals ;\
.align 64
#ifdef __sparcv9
.skip 20
#else
.skip 12
#endif
#ifndef __sparcv9
#endif
1:
.finishup:
ba 1f
.zerobyte:
!! %o5: 0x8080808080808080
!! %o4: 0x0101010101010101
#ifndef __sparcv9
#endif