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Help
Searched
refs:kln2
(Results
1 - 6
of
6
) sorted by relevance
/third_party/musl/porting/liteos_a/kernel/src/math/
H
A
D
__expo2f.c
3
/* k is such that k*ln2 has minimal relative error and x -
kln2
> log(FLT_MIN) */
5
static const float
kln2
= 0x1.45c778p+7f;
variable
16
return expf(x -
kln2
) * (sign * scale) * scale;
in __expo2f()
H
A
D
__expo2.c
3
/* k is such that k*ln2 has minimal relative error and x -
kln2
> log(DBL_MIN) */
5
static const double
kln2
= 0x1.62066151add8bp+10;
variable
16
return exp(x -
kln2
) * (sign * scale) * scale;
in __expo2()
/third_party/musl/src/math/
H
A
D
__expo2f.c
3
/* k is such that k*ln2 has minimal relative error and x -
kln2
> log(FLT_MIN) */
5
static const float
kln2
= 0x1.45c778p+7f;
variable
16
return expf(x -
kln2
) * (sign * scale) * scale;
in __expo2f()
H
A
D
__expo2.c
3
/* k is such that k*ln2 has minimal relative error and x -
kln2
> log(DBL_MIN) */
5
static const double
kln2
= 0x1.62066151add8bp+10;
variable
16
return exp(x -
kln2
) * (sign * scale) * scale;
in __expo2()
/third_party/musl/src/complex/
H
A
D
__cexp.c
31
static const double
kln2
= 1246.97177782734161156; /* k * ln2 */
variable
46
* We use exp(x) = exp(x -
kln2
) * 2**k, carefully chosen to
in __frexp_exp()
47
* minimize |exp(
kln2
) - 2**k|. We also scale the exponent of
in __frexp_exp()
51
exp_x = exp(x -
kln2
);
in __frexp_exp()
H
A
D
__cexpf.c
31
static const float
kln2
= 162.88958740F; /* k * ln2 */
variable
44
exp_x = expf(x -
kln2
);
in __frexp_expf()
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