xref: /freebsd/lib/libc/softfloat/negdf2.c (revision e2340276fc734a1f0bd0d2cf16fcfba7936c9462)
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 float64 __negdf2(float64);
13 
14 float64
15 __negdf2(float64 a)
16 {
17 
18 	/* libgcc1.c says -a */
19 	return a ^ FLOAT64_MANGLE(0x8000000000000000ULL);
20 }
21