diff options
Diffstat (limited to 'lib/msun/src/e_sinhf.c')
| -rw-r--r-- | lib/msun/src/e_sinhf.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/lib/msun/src/e_sinhf.c b/lib/msun/src/e_sinhf.c index 0f96b2b..1be2dc3 100644 --- a/lib/msun/src/e_sinhf.c +++ b/lib/msun/src/e_sinhf.c @@ -24,7 +24,7 @@ static const float one = 1.0, shuge = 1.0e37; float __ieee754_sinhf(float x) { - float t,w,h; + float t,h; int32_t ix,jx; GET_FLOAT_WORD(jx,x); @@ -48,11 +48,8 @@ __ieee754_sinhf(float x) if (ix < 0x42b17217) return h*__ieee754_expf(fabsf(x)); /* |x| in [logf(maxfloat), overflowthresold] */ - if (ix<=0x42b2d4fc) { - w = __ieee754_expf((float)0.5*fabsf(x)); - t = h*w; - return t*w; - } + if (ix<=0x42b2d4fc) + return h*2.0F*__ldexp_expf(fabsf(x), -1); /* |x| > overflowthresold, sinh(x) overflow */ return x*shuge; |
