lib/libc/softfloat/negdf2.c

   1 /* $NetBSD$ */
   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("$NetBSD$");
  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 }