diff options
Diffstat (limited to 'lib/libc/arch/m68k/gen/fabs.S')
-rw-r--r-- | lib/libc/arch/m68k/gen/fabs.S | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/lib/libc/arch/m68k/gen/fabs.S b/lib/libc/arch/m68k/gen/fabs.S new file mode 100644 index 00000000000..d12fd7dd7bb --- /dev/null +++ b/lib/libc/arch/m68k/gen/fabs.S @@ -0,0 +1,47 @@ +/* $OpenBSD: fabs.S,v 1.8 2011/07/08 22:28:33 martynas 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. 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. + */ + +/* fabs - floating absolute value */ + +#include "DEFS.h" + +ENTRY(fabs) + fmoved sp@(4),fp0 + fjnlt L1 + fnegx fp0 +L1: + fmoved fp0,sp@- + movel sp@+,d0 + movel sp@+,d1 + rts |