/* Software floating-point emulation.   Compare a and b, return float condition code.   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"int _Q_cmp(const long double a, const long double b){  FP_DECL_EX;  FP_DECL_Q(A); FP_DECL_Q(B);  int r;  FP_UNPACK_RAW_Q(A, a);  FP_UNPACK_RAW_Q(B, b);  FP_CMP_Q(r, B, A, 3);  if (r == -1) r = 2;  if (r == 3 && (FP_ISSIGNAN_Q(A) || FP_ISSIGNAN_Q(B)))    FP_SET_EXCEPTION(FP_EX_INVALID);  FP_HANDLE_EXCEPTIONS;  return r;}