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      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 #if defined(LIBC_SCCS) && !defined(lint)
     13 __RCSID("$NetBSD: negdf2.c,v 1.1 2000/06/06 08:15:07 bjh21 Exp $");
     14 #endif /* LIBC_SCCS and not lint */
     15 
     16 float64 __negdf2(float64);
     17 
     18 float64
     19 __negdf2(float64 a)
     20 {
     21 
     22 	/* libgcc1.c says -a */
     23 	return a ^ FLOAT64_MANGLE(0x8000000000000000ULL);
     24 }
     25