Lines Matching defs:pio2_hi
921 pio2_hi = 1.57079632679489655800e+00, /* 0x3FF921FB, 0x54442D18 */
950 if (ix <= 0x3c600000) return pio2_hi + pio2_lo; /*if|x|<2**-57*/
955 return pio2_hi - (x - (pio2_lo - x * r));
1030 * Let y = (1-x), z = y/2, s := sqrt(z), and pio2_hi+pio2_lo=pi/2;
1033 * = pio2_hi - (2*(s+s*z*R(z)) - pio2_lo)
1034 * For x<=0.98, let pio4_hi = pio2_hi/2, then
1050 pio2_hi = 1.57079632679489655800e+00, /* 0x3FF921FB, 0x54442D18 */
1075 return x * pio2_hi + x * pio2_lo;
1096 t = pio2_hi - (2.0 * (s + s * w) - pio2_lo);
