use .S version

1 files changed, 61 insertions, 0 deletions

diff --git a/sys/lib/libkern/arch/m68k/strcat.S b/sys/lib/libkern/arch/m68k/strcat.S
new file mode 100644
index 00000000000..0a8b8f08788
--- /dev/null
+++ b/sys/lib/libkern/arch/m68k/strcat.S
@@ -0,0 +1,61 @@
+/*	$NetBSD: strcat.S,v 1.1 1996/04/18 01:53:06 cgd Exp $	*/
+
+/*-
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * the Systems Programming Group of the University of Utah Computer
+ * Science Department.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include "DEFS.h"
+
+#if defined(LIBC_SCCS) && !defined(lint)
+#if 0
+	RCSID("from: @(#)strcpy.s	5.1 (Berkeley) 5/12/90")
+#else
+	RCSID("$NetBSD: strcat.S,v 1.1 1996/04/18 01:53:06 cgd Exp $")
+#endif
+#endif /* LIBC_SCCS and not lint */
+
+ENTRY(strcat)
+	movl	sp@(8),a0		| a0 = fromaddr
+	movl	sp@(4),d0		| return value is toaddr
+	movl	d0,a1			| a1 = toaddr
+slloop:
+	tstb	a1@+			| null?
+	bne	slloop			| no, keep going
+	subql	#1,a1
+scloop:
+	movb	a0@+,a1@+		| copy a byte
+	bne	scloop			| copied non-null, keep going
+	rts