diff options
Diffstat (limited to 'lib/msun/src')
| -rw-r--r-- | lib/msun/src/e_coshf.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/msun/src/e_coshf.c b/lib/msun/src/e_coshf.c index d2368a6..ebd659e 100644 --- a/lib/msun/src/e_coshf.c +++ b/lib/msun/src/e_coshf.c @@ -38,20 +38,20 @@ __ieee754_coshf(float x) if(ix<0x3eb17218) { t = expm1f(fabsf(x)); w = one+t; - if (ix<0x24000000) return w; /* cosh(tiny) = 1 */ + if (ix<0x39800000) return one; /* cosh(tiny) = 1 */ return one+(t*t)/(w+w); } - /* |x| in [0.5*ln2,22], return (exp(|x|)+1/exp(|x|)/2; */ - if (ix < 0x41b00000) { + /* |x| in [0.5*ln2,9], return (exp(|x|)+1/exp(|x|))/2; */ + if (ix < 0x41100000) { t = __ieee754_expf(fabsf(x)); return half*t+half/t; } - /* |x| in [22, log(maxdouble)] return half*exp(|x|) */ - if (ix < 0x42b17180) return half*__ieee754_expf(fabsf(x)); + /* |x| in [9, log(maxfloat)] return half*exp(|x|) */ + if (ix < 0x42b17217) return half*__ieee754_expf(fabsf(x)); - /* |x| in [log(maxdouble), overflowthresold] */ + /* |x| in [log(maxfloat), overflowthresold] */ if (ix<=0x42b2d4fc) { w = __ieee754_expf(half*fabsf(x)); t = half*w; |
