jx = __HI(x);
u.d = x; jx = __HI(u);
	double __ieee754_sinh(double x)#else	double __ieee754_sinh(x)	double x;#endif{		double t,w,h;	int ix,jx;	unsigned lx;    /* High word of |x|. */	jx = __HI(x);	ix = jx&0x7fffffff;    /* x is INF or NaN */	if(ix>=0x7ff00000) return x+x;		h = 0.5;	if (jx<0) h = -h;    /* |x| in [0,22], return sign(x)*0.5*(E+E/(E+1))) */	if (ix < 0x40360000) {		/* |x|<22 */	    if (ix<0x3e300000) 		/* |x|<2**-28 */		if(shuge+x>one) return x;/* sinh(tiny) = tiny with inexact */	    t = fd_expm1(fd_fabs(x));	    if(ix<0x3ff00000) return h*(2.0*t-t*t/(t+one));	    return h*(t+t/(t+one));	}    /* |x| in [22, log(maxdouble)] return 0.5*exp(|x|) */	if (ix < 0x40862E42)  return h*__ieee754_exp(fd_fabs(x));    /* |x| in [log(maxdouble), overflowthresold] */	lx = *( (((*(unsigned*)&one)>>29)) + (unsigned*)&x);	if (ix<0x408633CE || (ix==0x408633ce)&&(lx<=(unsigned)0x8fb9f87d)) {	    w = __ieee754_exp(0.5*fd_fabs(x));	    t = h*w;	    return t*w;	}    /* |x| > overflowthresold, sinh(x) overflow */	return x*shuge;}