xref: /titanic_52/usr/src/cmd/vi/port/bcopy.c (revision f6db9f272f0061301cfaa1c0001b7d636eae31f4)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
57c478bd9Sstevel@tonic-gate  * Common Development and Distribution License, Version 1.0 only
67c478bd9Sstevel@tonic-gate  * (the "License").  You may not use this file except in compliance
77c478bd9Sstevel@tonic-gate  * with the License.
87c478bd9Sstevel@tonic-gate  *
97c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
107c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
117c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
127c478bd9Sstevel@tonic-gate  * and limitations under the License.
137c478bd9Sstevel@tonic-gate  *
147c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
157c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
167c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
177c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
187c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
197c478bd9Sstevel@tonic-gate  *
207c478bd9Sstevel@tonic-gate  * CDDL HEADER END
217c478bd9Sstevel@tonic-gate  */
22*f6db9f27Scf46844 /*
23*f6db9f27Scf46844  * Copyright 2005 Sun Microsystems, Inc.  All rights reserved.
24*f6db9f27Scf46844  * Use is subject to license terms.
25*f6db9f27Scf46844  */
26*f6db9f27Scf46844 
277c478bd9Sstevel@tonic-gate /*	Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T	*/
287c478bd9Sstevel@tonic-gate /*	  All Rights Reserved  	*/
297c478bd9Sstevel@tonic-gate 
30*f6db9f27Scf46844 #pragma ident	"%Z%%M%	%I%	%E% SMI"
317c478bd9Sstevel@tonic-gate 
32*f6db9f27Scf46844 void
337c478bd9Sstevel@tonic-gate bcopy(from, to, count)
347c478bd9Sstevel@tonic-gate #ifdef vax
357c478bd9Sstevel@tonic-gate 	unsigned char *from, *to;
367c478bd9Sstevel@tonic-gate 	int count;
377c478bd9Sstevel@tonic-gate {
387c478bd9Sstevel@tonic-gate 
397c478bd9Sstevel@tonic-gate 	asm("	movc3	12(ap),*4(ap),*8(ap)");
407c478bd9Sstevel@tonic-gate }
417c478bd9Sstevel@tonic-gate #else
427c478bd9Sstevel@tonic-gate #ifdef u3b		/* movblkb only works with register args */
43*f6db9f27Scf46844 	unsigned char *from, *to;
44*f6db9f27Scf46844 	int count;
457c478bd9Sstevel@tonic-gate {
467c478bd9Sstevel@tonic-gate 	asm("	movblkb	%r6, %r8, %r7");
477c478bd9Sstevel@tonic-gate }
487c478bd9Sstevel@tonic-gate #else
49*f6db9f27Scf46844 	unsigned char *from, *to;
50*f6db9f27Scf46844 	int count;
517c478bd9Sstevel@tonic-gate {
527c478bd9Sstevel@tonic-gate 	while ((count--) > 0)
537c478bd9Sstevel@tonic-gate 		*to++ = *from++;
547c478bd9Sstevel@tonic-gate }
557c478bd9Sstevel@tonic-gate #endif
567c478bd9Sstevel@tonic-gate #endif
57