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author | Rich Felker <dalias@aerifal.cx> | 2012-03-19 22:07:43 -0400 |
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committer | Rich Felker <dalias@aerifal.cx> | 2012-03-19 22:07:43 -0400 |
commit | 97721a5508415a2f10eb068e022093811c9ff8be (patch) | |
tree | 88e9ce153895ad949576fa7ce1eeee4b02286479 /src/math/asinhf.c | |
parent | acb744921b73f5a73803e533e5e4a4896d164a26 (diff) | |
parent | 0cbb65479147ecdaa664e88cc2a5a925f3de502f (diff) | |
download | musl-97721a5508415a2f10eb068e022093811c9ff8be.tar.gz |
Merge remote branch 'nsz/master'
Diffstat (limited to 'src/math/asinhf.c')
-rw-r--r-- | src/math/asinhf.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/src/math/asinhf.c b/src/math/asinhf.c index cb6e5b89..efe3af94 100644 --- a/src/math/asinhf.c +++ b/src/math/asinhf.c @@ -16,7 +16,6 @@ #include "libm.h" static const float -one = 1.0000000000e+00, /* 0x3F800000 */ ln2 = 6.9314718246e-01, /* 0x3f317218 */ huge= 1.0000000000e+30; @@ -31,17 +30,17 @@ float asinhf(float x) return x+x; if (ix < 0x31800000) { /* |x| < 2**-28 */ /* return x inexact except 0 */ - if (huge+x > one) + if (huge+x > 1.0f) return x; } if (ix > 0x4d800000) { /* |x| > 2**28 */ w = logf(fabsf(x)) + ln2; } else if (ix > 0x40000000) { /* 2**28 > |x| > 2.0 */ t = fabsf(x); - w = logf(2.0f*t + one/(sqrtf(x*x+one)+t)); + w = logf(2.0f*t + 1.0f/(sqrtf(x*x+1.0f)+t)); } else { /* 2.0 > |x| > 2**-28 */ t = x*x; - w =log1pf(fabsf(x) + t/(one+sqrtf(one+t))); + w =log1pf(fabsf(x) + t/(1.0f+sqrtf(1.0f+t))); } if (hx > 0) return w; |