xref: /freebsd/lib/libc/softfloat/negtf2.c (revision f39bffc62c1395bde25d152c7f68fdf7cbaab414)
1 /* $NetBSD: negtf2.c,v 1.1 2011/01/17 10:08:35 matt Exp $ */
2 
3 /*
4  * Written by Matt Thomas, 2011.  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 #ifdef FLOAT128
15 
16 float128 __negtf2(float128);
17 
18 float128
19 __negtf2(float128 a)
20 {
21 
22 	/* libgcc1.c says -a */
23 	a.high ^= FLOAT64_MANGLE(0x8000000000000000ULL);
24 	return a;
25 }
26 
27 #endif /* FLOAT128 */
28