| Index: fusl/src/math/acoshl.c
|
| diff --git a/fusl/src/math/acoshl.c b/fusl/src/math/acoshl.c
|
| index 8d4b43f64cdd899877bf39f43c7657f1f3b3f17c..55800f22b8e81b7f12abb94a65418f2348770b04 100644
|
| --- a/fusl/src/math/acoshl.c
|
| +++ b/fusl/src/math/acoshl.c
|
| @@ -1,29 +1,26 @@
|
| #include "libm.h"
|
|
|
| #if LDBL_MANT_DIG == 53 && LDBL_MAX_EXP == 1024
|
| -long double acoshl(long double x)
|
| -{
|
| - return acosh(x);
|
| +long double acoshl(long double x) {
|
| + return acosh(x);
|
| }
|
| #elif LDBL_MANT_DIG == 64 && LDBL_MAX_EXP == 16384
|
| /* acosh(x) = log(x + sqrt(x*x-1)) */
|
| -long double acoshl(long double x)
|
| -{
|
| - union ldshape u = {x};
|
| - int e = u.i.se & 0x7fff;
|
| +long double acoshl(long double x) {
|
| + union ldshape u = {x};
|
| + int e = u.i.se & 0x7fff;
|
|
|
| - if (e < 0x3fff + 1)
|
| - /* |x| < 2, invalid if x < 1 or nan */
|
| - return log1pl(x-1 + sqrtl((x-1)*(x-1)+2*(x-1)));
|
| - if (e < 0x3fff + 32)
|
| - /* |x| < 0x1p32 */
|
| - return logl(2*x - 1/(x+sqrtl(x*x-1)));
|
| - return logl(x) + 0.693147180559945309417232121458176568L;
|
| + if (e < 0x3fff + 1)
|
| + /* |x| < 2, invalid if x < 1 or nan */
|
| + return log1pl(x - 1 + sqrtl((x - 1) * (x - 1) + 2 * (x - 1)));
|
| + if (e < 0x3fff + 32)
|
| + /* |x| < 0x1p32 */
|
| + return logl(2 * x - 1 / (x + sqrtl(x * x - 1)));
|
| + return logl(x) + 0.693147180559945309417232121458176568L;
|
| }
|
| #elif LDBL_MANT_DIG == 113 && LDBL_MAX_EXP == 16384
|
| // TODO: broken implementation to make things compile
|
| -long double acoshl(long double x)
|
| -{
|
| - return acosh(x);
|
| +long double acoshl(long double x) {
|
| + return acosh(x);
|
| }
|
| #endif
|
|
|