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Searched refs:pio2_lo (Results 1 - 19 of 19) sorted by relevance

/third_party/jerryscript/jerry-libm/
H A Dacos.c58 #define pio2_lo 6.12323399573676603587e-17 /* 0x3C91A626, 0x33145C07 */ macro
88 return pi + 2.0 * pio2_lo; in acos()
97 return pio2_hi + pio2_lo; in acos()
103 return pio2_hi - (x - (pio2_lo - x * r)); in acos()
112 w = r * s - pio2_lo; in acos()
134 #undef pio2_lo macro
H A Dasin.c43 * Let y = (1-x), z = y/2, s := sqrt(z), and pio2_hi+pio2_lo=pi/2;
46 * = pio2_hi - (2*(s+s*z*R(z)) - pio2_lo)
52 * = pio4_hi+(pio4-2s)-(2s*z*R(z)-pio2_lo)
53 * = pio4_hi+(pio4-2f)-(2s*z*R(z)-(pio2_lo+2c))
63 #define pio2_lo 6.12323399573676603587e-17 /* 0x3C91A626, 0x33145C07 */ macro
90 return x * pio2_hi + x * pio2_lo; in asin()
118 t = pio2_hi - (2.0 * (s + s * w.dbl) - pio2_lo); in asin()
126 p = 2.0 * s * r - (pio2_lo - 2.0 * c); in asin()
143 #undef pio2_lo macro
/third_party/musl/src/math/
H A Dacosf.c20 pio2_lo = 7.5497894159e-08, /* 0x33a22168 */ variable
54 return pio2_hi - (x - (pio2_lo-x*R(x*x))); in acosf()
60 w = R(z)*s-pio2_lo; in acosf()
H A Dasin.c24 * Let y = (1-x), z = y/2, s := sqrt(z), and pio2_hi+pio2_lo=pi/2;
27 * = pio2_hi - (2*(s+s*z*R(z)) - pio2_lo)
33 * = pio4_hi+(pio4-2s)-(2s*z*R(z)-pio2_lo)
34 * = pio4_hi+(pio4-2f)-(2s*z*R(z)-(pio2_lo+2c))
46 pio2_lo = 6.12323399573676603587e-17, /* 0x3C91A626, 0x33145C07 */ variable
95 x = pio2_hi-(2*(s+s*r)-pio2_lo); in asin()
102 x = 0.5*pio2_hi - (2*s*r - (pio2_lo-2*c) - (0.5*pio2_hi-2*f)); in asin()
H A Dacos.c40 pio2_lo = 6.12323399573676603587e-17, /* 0x3C91A626, 0x33145C07 */ variable
84 return pio2_hi - (x - (pio2_lo-x*R(x*x))); in acos()
90 w = R(z)*s-pio2_lo; in acos()
H A D__invtrigl.h5 #define pio2_lo __pio2_lo macro
6 hidden extern const long double pio2_hi, pio2_lo;
H A Dacosl.c50 return pio2_hi - (__invtrigl_R(x*x)*x - pio2_lo + x); in acosl()
56 return 2*(pio2_hi - (__invtrigl_R(z)*s - pio2_lo + s)); in acosl()
H A Datan2l.c80 case 2: return 2*pio2_hi-(z-2*pio2_lo); /* atan(+,-) */ in atan2l()
82 return (z-2*pio2_lo)-2*pio2_hi; /* atan(-,-) */ in atan2l()
H A Dasinl.c60 x = pio2_hi - (2*(s+s*r)-pio2_lo); in asinl()
67 x = 0.5*pio2_hi-(2*s*r - (pio2_lo-2*c) - (0.5*pio2_hi-2*f)); in asinl()
H A D__invtrigl.c20 const long double pio2_lo = -2.50827880633416601173e-20L; variable
54 const long double pio2_lo = 4.33590506506189051239852201302167613e-35L; variable
/third_party/musl/porting/liteos_a/kernel/src/math/
H A Dacosf.c20 pio2_lo = 7.5497894159e-08, /* 0x33a22168 */ variable
54 return pio2_hi - (x - (pio2_lo-x*R(x*x))); in acosf()
60 w = R(z)*s-pio2_lo; in acosf()
H A Dasin.c24 * Let y = (1-x), z = y/2, s := sqrt(z), and pio2_hi+pio2_lo=pi/2;
27 * = pio2_hi - (2*(s+s*z*R(z)) - pio2_lo)
33 * = pio4_hi+(pio4-2s)-(2s*z*R(z)-pio2_lo)
34 * = pio4_hi+(pio4-2f)-(2s*z*R(z)-(pio2_lo+2c))
46 pio2_lo = 6.12323399573676603587e-17, /* 0x3C91A626, 0x33145C07 */ variable
95 x = pio2_hi-(2*(s+s*r)-pio2_lo); in asin()
102 x = 0.5*pio2_hi - (2*s*r - (pio2_lo-2*c) - (0.5*pio2_hi-2*f)); in asin()
H A Dacos.c40 pio2_lo = 6.12323399573676603587e-17, /* 0x3C91A626, 0x33145C07 */ variable
84 return pio2_hi - (x - (pio2_lo-x*R(x*x))); in acos()
90 w = R(z)*s-pio2_lo; in acos()
H A D__invtrigl.h5 #define pio2_lo __pio2_lo macro
6 hidden extern const long double pio2_hi, pio2_lo;
H A Dacosl.c50 return pio2_hi - (__invtrigl_R(x*x)*x - pio2_lo + x); in acosl()
56 return 2*(pio2_hi - (__invtrigl_R(z)*s - pio2_lo + s)); in acosl()
H A Datan2l.c80 case 2: return 2*pio2_hi-(z-2*pio2_lo); /* atan(+,-) */ in atan2l()
82 return (z-2*pio2_lo)-2*pio2_hi; /* atan(-,-) */ in atan2l()
H A Dasinl.c60 x = pio2_hi - (2*(s+s*r)-pio2_lo); in asinl()
67 x = 0.5*pio2_hi-(2*s*r - (pio2_lo-2*c) - (0.5*pio2_hi-2*f)); in asinl()
H A D__invtrigl.c20 const long double pio2_lo = -2.50827880633416601173e-20L; variable
54 const long double pio2_lo = 4.33590506506189051239852201302167613e-35L; variable
/third_party/node/deps/v8/src/base/
H A Dieee754.cc867 pio2_lo = 6.12323399573676603587e-17, /* 0x3C91A626, 0x33145C07 */ in acos() local
890 return pi + 2.0 * pio2_lo; /* acos(-1)= pi */ in acos()
895 if (ix <= 0x3C600000) return pio2_hi + pio2_lo; /*if|x|<2**-57*/ in acos()
900 return pio2_hi - (x - (pio2_lo - x * r)); in acos()
907 w = r * s - pio2_lo; in acos()
975 * Let y = (1-x), z = y/2, s := sqrt(z), and pio2_hi+pio2_lo=pi/2;
978 * = pio2_hi - (2*(s+s*z*R(z)) - pio2_lo)
984 * = pio4_hi+(pio4-2s)-(2s*z*R(z)-pio2_lo)
985 * = pio4_hi+(pio4-2f)-(2s*z*R(z)-(pio2_lo+2c))
996 pio2_lo in asin() local
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