--- src/lib/msun/i387/Attic/s_ilogb.S	2003/06/17 04:26:52	1.2
+++ src/lib/msun/i387/Attic/s_ilogb.S	2004/12/29 11:40:18	1.3
@@ -1,44 +1,17 @@
 /*
- * Copyright (c) 1994 Winning Strategies, Inc.
- * All rights reserved.
- *
- * 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 Winning Strategies, Inc.
- * 4. The name of the author may not be used to endorse or promote products
- *    derived from this software without specific prior written permission
- *
- * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
- */
-
-/*
- * Written by:
- *	J.T. Conklin (jtc@wimsey.com), Winning Strategies, Inc.
+ * Written by J.T. Conklin <jtc@NetBSD.org>.
+ * Public domain.
  */
 
 #include <machine/asm.h>
 
-RCSID("$FreeBSD: src/lib/msun/i387/s_ilogb.S,v 1.7.2.1 2000/07/10 09:16:28 obrien Exp $")
-RCSID("$DragonFly: src/lib/msun/i387/s_ilogb.S,v 1.1 2003/06/16 04:54:02 dillon Exp $")
+#if 0
+RCSID("$NetBSD: s_ilogb.S,v 1.6 2001/06/19 00:26:30 fvdl Exp $")
+#endif
+RCSID("$DragonFly$")
 
 ENTRY(ilogb)
+#ifdef __i386__
 	pushl	%ebp
 	movl	%esp,%ebp
 	subl	$4,%esp
@@ -51,4 +24,12 @@ ENTRY(ilogb)
 	movl	-4(%ebp),%eax
 
 	leave
+#else
+	movsd	%xmm0,-8(%rsp)
+	fldl	-8(%rsp)
+	fxtract
+	fstp	%st
+	fistpl	-8(%rsp)
+	movl	-8(%rsp),%eax
+#endif
 	ret