diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/msun/src/e_sinhf.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/lib/msun/src/e_sinhf.c b/lib/msun/src/e_sinhf.c index 7e022b0..50388fa 100644 --- a/lib/msun/src/e_sinhf.c +++ b/lib/msun/src/e_sinhf.c @@ -36,19 +36,19 @@ __ieee754_sinhf(float x) h = 0.5; if (jx<0) h = -h; - /* |x| in [0,22], return sign(x)*0.5*(E+E/(E+1))) */ - if (ix < 0x41b00000) { /* |x|<22 */ - if (ix<0x31800000) /* |x|<2**-28 */ + /* |x| in [0,9], return sign(x)*0.5*(E+E/(E+1))) */ + if (ix < 0x41100000) { /* |x|<9 */ + if (ix<0x39800000) /* |x|<2**-12 */ if(shuge+x>one) return x;/* sinh(tiny) = tiny with inexact */ t = expm1f(fabsf(x)); if(ix<0x3f800000) return h*((float)2.0*t-t*t/(t+one)); return h*(t+t/(t+one)); } - /* |x| in [22, log(maxdouble)] return 0.5*exp(|x|) */ - if (ix < 0x42b17180) return h*__ieee754_expf(fabsf(x)); + /* |x| in [9, logf(maxfloat)] return 0.5*exp(|x|) */ + if (ix < 0x42b17217) return h*__ieee754_expf(fabsf(x)); - /* |x| in [log(maxdouble), overflowthresold] */ + /* |x| in [logf(maxfloat), overflowthresold] */ if (ix<=0x42b2d4fc) { w = __ieee754_expf((float)0.5*fabsf(x)); t = h*w; |
