lib/libc/softfloat/negtf2.c

   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 #if defined(LIBC_SCCS) && !defined(lint)
  13 __RCSID("$NetBSD: negtf2.c,v 1.1 2011/01/17 10:08:35 matt Exp $");
  14 #endif /* LIBC_SCCS and not lint */
  15
  16 #ifdef FLOAT128
  17
  18 float128 __negtf2(float128);
  19
  20 float128
  21 __negtf2(float128 a)
  22 {
  23
  24         /* libgcc1.c says -a */
  25         a.high ^= FLOAT64_MANGLE(0x8000000000000000ULL);
  26         return a;
  27 }
  28
  29 #endif /* FLOAT128 */