Searched refs:xsb (Results 1 - 4 of 4) sorted by relevance

/netbsd-current/lib/libm/src/
H A De_expf.c47 int32_t k,xsb; local
53 xsb = (hx>>31)&1; /* sign bit of x */
61 return (xsb==0)? x:0.0; /* exp(+-inf)={inf,0} */
69 hi = x-ln2HI[xsb]; lo=ln2LO[xsb]; k = 1-xsb-xsb;
71 k = invln2*x+halF[xsb];
H A De_exp.c107 int32_t k,xsb; local
113 xsb = (hx>>31)&1; /* sign bit of x */
123 else return (xsb==0)? x:0.0; /* exp(+-inf)={inf,0} */
132 hi = x-ln2HI[xsb]; lo=ln2LO[xsb]; k = 1-xsb-xsb;
134 k = invln2*x+halF[xsb];
H A Ds_expm1f.c43 int32_t k,xsb; local
48 xsb = hx&0x80000000; /* sign bit of x */
50 if(xsb==0) y=x; else y= -x; /* y = |x| */
60 return (xsb==0)? x:-1.0;/* exp(+-inf)={inf,-1} */
63 if(xsb!=0) { /* x < -27*ln2, return -1.0 with inexact */
72 if(xsb==0)
77 k = invln2*x+((xsb==0)?(float)0.5:(float)-0.5);
H A Ds_expm1.c135 int32_t k,xsb; local
140 xsb = hx&0x80000000; /* sign bit of x */
142 if(xsb==0) y=x; else y= -x; /* y = |x| */
154 else return (xsb==0)? x:-1.0;/* exp(+-inf)={inf,-1} */
158 if(xsb!=0) { /* x < -56*ln2, return -1.0 with inexact */
167 if(xsb==0)
172 k = invln2*x+((xsb==0)?0.5:-0.5);

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