text: /*-
   * Copyright (c) 2002, 2003 David Schultz <das@FreeBSD.ORG>
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   *
   */
  #ifndef MATH_AMD64_FPMATH_H_
  #define MATH_AMD64_FPMATH_H_
  
  union IEEEl2bits {
  	long double	e;
  	struct {
  		unsigned int	manl	:32;
  		unsigned int	manh	:32;
  		unsigned int	exp	:15;
  		unsigned int	sign	:1;
  		unsigned int	junkl	:16;
  		unsigned int	junkh	:32;
  	} bits;
  	struct {
  		unsigned long	man	:64;
  		unsigned int	expsign	:16;
  		unsigned long	junk	:48;
  	} xbits;
  };
  
  #define	LDBL_NBIT	0x80000000
  #define	mask_nbit_l(u)	((u).bits.manh &= ~LDBL_NBIT)
  
  #define	LDBL_MANH_SIZE	32
  #define	LDBL_MANL_SIZE	32
  
  #define	LDBL_TO_ARRAY32(u, a) do {			\
  	(a)[0] = (uint32_t)(u).bits.manl;		\
  	(a)[1] = (uint32_t)(u).bits.manh;		\
  } while (0)
  
  #endif // MATH_AMD64_FPMATH_H_
  