/* Software floating-point emulation.
   Return 1 if (*a) >= (*b)
   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 _Qp_fge(const long double *a, const long double *b)
{
  FP_DECL_EX;
  FP_DECL_Q(A); FP_DECL_Q(B);
  int r;

  FP_INIT_ROUNDMODE;
  FP_UNPACK_RAW_QP(A, a);
  FP_UNPACK_RAW_QP(B, b);
  FP_CMP_Q(r, B, A, 3);
  if (r == 3)
    FP_SET_EXCEPTION(FP_EX_INVALID);

  QP_HANDLE_EXCEPTIONS(
  	__asm (
"	ldd [%0], %%f52\n"
"	ldd [%0+8], %%f54\n"
"	ldd [%1], %%f56\n"
"	ldd [%1+8], %%f58\n"
"	fcmpeq %%fcc3, %%f52, %%f56\n"
"	" : : "r" (a), "r" (b) : QP_CLOBBER_CC);
	_FPU_GETCW(_fcw);
	r = ((_fcw >> 36) & 1));

  return (r <= 0);
}
