| /bionic/libm/upstream-freebsd/lib/msun/src/ |
| e_acoshf.c | 24 ln2 = 6.9314718246e-01; /* 0x3f317218 */ variable
38 return __ieee754_logf(x)+ln2; /* acosh(huge)=log(2x) */
|
| e_acosh.c | 23 * acosh(x) := log(x)+ln2, if x is large; else
39 ln2 = 6.93147180559945286227e-01; /* 0x3FE62E42, 0xFEFA39EF */ variable
54 return __ieee754_log(x)+ln2; /* acosh(huge)=log(2x) */
|
| s_asinh.c | 22 * := sign(x)*(log(x)+ln2)) for large |x|, else
34 ln2 = 6.93147180559945286227e-01, /* 0x3FE62E42, 0xFEFA39EF */ variable
49 w = __ieee754_log(fabs(x))+ln2;
|
| s_asinhf.c | 24 ln2 = 6.9314718246e-01, /* 0x3f317218 */ variable
39 w = __ieee754_logf(fabsf(x))+ln2;
|
| e_acoshl.c | 57 #define ln2 u_ln2.e macro
60 ln2 = 6.93147180559945309417232121458176568e-1L; /* 0x162e42fefa39ef35793c7673007e6.0p-113 */ variable
79 RETURNI(logl(x)+ln2); /* acosh(huge)=log(2x), or misnormal */
|
| s_asinhl.c | 60 #define ln2 u_ln2.e macro
63 ln2 = 6.93147180559945309417232121458176568e-1L; /* 0x162e42fefa39ef35793c7673007e6.0p-113 */ variable
82 w = logl(fabsl(x))+ln2;
|
| /external/fdlibm/ |
| e_acosh.c | 20 * acosh(x) := ieee_log(x)+ln2, if x is large; else
37 ln2 = 6.93147180559945286227e-01; /* 0x3FE62E42, 0xFEFA39EF */ variable
55 return __ieee754_log(x)+ln2; /* acosh(huge)=ieee_log(2x) */
|
| s_asinh.c | 20 * := sign(x)*(ieee_log(x)+ln2)) for large |x|, else
33 ln2 = 6.93147180559945286227e-01, /* 0x3FE62E42, 0xFEFA39EF */ variable
52 w = __ieee754_log(ieee_fabs(x))+ln2;
|
| /external/chromium_org/v8/third_party/fdlibm/ |
| fdlibm.js | 397 // 3. Finally, log1p(x) = k*ln2 + log1p(f).
399 // Here ln2 is split into two floating point number:
529 // x = k*ln2 + r, |r| <= 0.5*ln2 ~ 0.34658
588 // (i) if x < -56*ln2, return -1.0, (raise inexact if x!=inf)
631 if (hx >= 0x4043687a) { // if |x| ~=> 56 * ln2
639 if (xsb != 0) return -1; // x < -56 * ln2, return -1.
643 if (hx > 0x3fd62e42) { // if |x| > 0.5 * ln2
644 if (hx < 0x3ff0a2b2) { // and |x| < 1.5 * ln2
771 // 0 <= x <= ln2/2 : cosh(x) := 1 + ------------------
[all...] |
