arch/sparc/math-emu/fnegs.c

   1 /* $Id: fnegs.c,v 1.9 1999/05/28 13:42:06 jj Exp $
   2  * arch/sparc/math-emu/fnegs.c
   3  *
   4  * Copyright (C) 1998 Peter Maydell (pmaydell@chiark.greenend.org.uk)
   5  *
   6  */
   7
   8 int FNEGS(unsigned long *rd, unsigned long *rs2)
   9 {
  10         /* just change the sign bit */
  11         rd[0] = rs2[0] ^ 0x80000000UL;
  12         return 0;
  13 }