diff options
Diffstat (limited to 'sysdeps/ieee754/ldbl-128/e_jnl.c')
| -rw-r--r-- | sysdeps/ieee754/ldbl-128/e_jnl.c | 44 |
1 files changed, 22 insertions, 22 deletions
diff --git a/sysdeps/ieee754/ldbl-128/e_jnl.c b/sysdeps/ieee754/ldbl-128/e_jnl.c index 98669e6e3e..1ff2a8f5a5 100644 --- a/sysdeps/ieee754/ldbl-128/e_jnl.c +++ b/sysdeps/ieee754/ldbl-128/e_jnl.c @@ -61,20 +61,20 @@ #include <math.h> #include <math_private.h> -static const long double +static const _Float128 invsqrtpi = 5.6418958354775628694807945156077258584405E-1L, two = 2.0e0L, one = 1.0e0L, zero = 0.0L; -long double -__ieee754_jnl (int n, long double x) +_Float128 +__ieee754_jnl (int n, _Float128 x) { u_int32_t se; int32_t i, ix, sgn; - long double a, b, temp, di, ret; - long double z, w; + _Float128 a, b, temp, di, ret; + _Float128 z, w; ieee854_long_double_shape_type u; @@ -110,7 +110,7 @@ __ieee754_jnl (int n, long double x) SET_RESTORE_ROUNDL (FE_TONEAREST); if (x == 0.0L || ix >= 0x7fff0000) /* if x is 0 or inf */ return sgn == 1 ? -zero : zero; - else if ((long double) n <= x) + else if ((_Float128) n <= x) { /* Safe to use J(n+1,x)=2n/x *J(n,x)-J(n-1,x) */ if (ix >= 0x412D0000) @@ -131,8 +131,8 @@ __ieee754_jnl (int n, long double x) * 2 -s+c -c-s * 3 s+c c-s */ - long double s; - long double c; + _Float128 s; + _Float128 c; __sincosl (x, &s, &c); switch (n & 3) { @@ -158,7 +158,7 @@ __ieee754_jnl (int n, long double x) for (i = 1; i < n; i++) { temp = b; - b = b * ((long double) (i + i) / x) - a; /* avoid underflow */ + b = b * ((_Float128) (i + i) / x) - a; /* avoid underflow */ a = temp; } } @@ -178,7 +178,7 @@ __ieee754_jnl (int n, long double x) b = temp; for (a = one, i = 2; i <= n; i++) { - a *= (long double) i; /* a = n! */ + a *= (_Float128) i; /* a = n! */ b *= temp; /* b = (x/2)^n */ } b = b / a; @@ -215,11 +215,11 @@ __ieee754_jnl (int n, long double x) * When Q(k) > 1e17 good for quadruple */ /* determine k */ - long double t, v; - long double q0, q1, h, tmp; + _Float128 t, v; + _Float128 q0, q1, h, tmp; int32_t k, m; - w = (n + n) / (long double) x; - h = 2.0L / (long double) x; + w = (n + n) / (_Float128) x; + h = 2.0L / (_Float128) x; q0 = w; z = w + h; q1 = w * z - 1.0L; @@ -251,7 +251,7 @@ __ieee754_jnl (int n, long double x) if (tmp < 1.1356523406294143949491931077970765006170e+04L) { - for (i = n - 1, di = (long double) (i + i); i > 0; i--) + for (i = n - 1, di = (_Float128) (i + i); i > 0; i--) { temp = b; b *= di; @@ -262,7 +262,7 @@ __ieee754_jnl (int n, long double x) } else { - for (i = n - 1, di = (long double) (i + i); i > 0; i--) + for (i = n - 1, di = (_Float128) (i + i); i > 0; i--) { temp = b; b *= di; @@ -306,13 +306,13 @@ __ieee754_jnl (int n, long double x) } strong_alias (__ieee754_jnl, __jnl_finite) -long double -__ieee754_ynl (int n, long double x) +_Float128 +__ieee754_ynl (int n, _Float128 x) { u_int32_t se; int32_t i, ix; int32_t sign; - long double a, b, temp, ret; + _Float128 a, b, temp, ret; ieee854_long_double_shape_type u; u.value = x; @@ -367,8 +367,8 @@ __ieee754_ynl (int n, long double x) * 2 -s+c -c-s * 3 s+c c-s */ - long double s; - long double c; + _Float128 s; + _Float128 c; __sincosl (x, &s, &c); switch (n & 3) { @@ -397,7 +397,7 @@ __ieee754_ynl (int n, long double x) for (i = 1; i < n && se != 0xffff0000; i++) { temp = b; - b = ((long double) (i + i) / x) * b - a; + b = ((_Float128) (i + i) / x) * b - a; u.value = b; se = u.parts32.w0 & 0xffff0000; a = temp; |