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[FreeBSD/releng/10.0.git] / lib / libc / softfloat / negdf2.c
1 /* $NetBSD: negdf2.c,v 1.1 2000/06/06 08:15:07 bjh21 Exp $ */
2
3 /*
4  * Written by Ben Harris, 2000.  This file is in the Public Domain.
5  */
6
7 #include "softfloat-for-gcc.h"
8 #include "milieu.h"
9 #include "softfloat.h"
10
11 #include <sys/cdefs.h>
12 __FBSDID("$FreeBSD$");
13
14 float64 __negdf2(float64);
15
16 float64
17 __negdf2(float64 a)
18 {
19
20         /* libgcc1.c says -a */
21         return a ^ FLOAT64_MANGLE(0x8000000000000000ULL);
22 }