/* Software floating-point emulation.   Return !a   Copyright (C) 1997,1999 Free Software Foundation, Inc.   This file is part of the GNU C Library.   Contributed by Richard Henderson (rth@cygnus.com) and		  Jakub Jelinek (jj@ultra.linux.cz).   The GNU C Library is free software; you can redistribute it and/or   modify it under the terms of the GNU Lesser General Public   License as published by the Free Software Foundation; either   version 2.1 of the License, or (at your option) any later version.   The GNU C Library is distributed in the hope that it will be useful,   but WITHOUT ANY WARRANTY; without even the implied warranty of   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU   Lesser General Public License for more details.   You should have received a copy of the GNU Lesser General Public   License along with the GNU C Library; if not, write to the Free   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA   02111-1307 USA.  */#include "soft-fp.h"#include "quad.h"long double _Q_neg(const long double a){  FP_DECL_EX;  long double c = a;  #if (__BYTE_ORDER == __BIG_ENDIAN)  ((UWtype *)&c)[0] ^= (((UWtype)1) << (W_TYPE_SIZE - 1));#elif (__BYTE_ORDER == __LITTLE_ENDIAN) && (W_TYPE_SIZE == 64)  ((UWtype *)&c)[1] ^= (((UWtype)1) << (W_TYPE_SIZE - 1));#elif (__BYTE_ORDER == __LITTLE_ENDIAN) && (W_TYPE_SIZE == 32)  ((UWtype *)&c)[3] ^= (((UWtype)1) << (W_TYPE_SIZE - 1));#else  FP_DECL_Q(A); FP_DECL_Q(C);  FP_UNPACK_Q(A, a);  FP_NEG_Q(C, A);  FP_PACK_Q(c, C);#endif  FP_CLEAR_EXCEPTIONS;  FP_HANDLE_EXCEPTIONS;  return c;}