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| author | Richard Henderson <rth@twiddle.net> | 2012-03-10 08:55:53 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@twiddle.net> | 2012-03-19 06:49:44 -0700 |
| commit | eb92c487b35e26aa1e08815c4480d0bc5cc9f370 (patch) | |
| tree | 99b3d94fcac1b61ea4c23f5575c109508db5e590 /sysdeps/ieee754/dbl-64/e_pow.c | |
| parent | 7d2e8012cfb4fa30086ef330ef1b993cfcc3dd99 (diff) | |
| download | glibc-eb92c487b35e26aa1e08815c4480d0bc5cc9f370.tar.gz glibc-eb92c487b35e26aa1e08815c4480d0bc5cc9f370.tar.xz glibc-eb92c487b35e26aa1e08815c4480d0bc5cc9f370.zip | |
Create and use SET_RESTORE_ROUND{,_NOEX,_53BIT}{,F,L}.
Diffstat (limited to 'sysdeps/ieee754/dbl-64/e_pow.c')
| -rw-r--r-- | sysdeps/ieee754/dbl-64/e_pow.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/sysdeps/ieee754/dbl-64/e_pow.c b/sysdeps/ieee754/dbl-64/e_pow.c index 550633cf9b..f936a72de7 100644 --- a/sysdeps/ieee754/dbl-64/e_pow.c +++ b/sysdeps/ieee754/dbl-64/e_pow.c @@ -85,10 +85,9 @@ __ieee754_pow(double x, double y) { (u.i[HIGH_HALF]==0 && u.i[LOW_HALF]!=0)) && /* 2^-1023< x<= 2^-1023 * 0x1.0000ffffffff */ (v.i[HIGH_HALF]&0x7fffffff) < 0x4ff00000) { /* if y<-1 or y>1 */ - fenv_t env; double retval; - libc_feholdexcept_setround (&env, FE_TONEAREST); + SET_RESTORE_ROUND (FE_TONEAREST); z = log1(x,&aa,&error); /* x^y =e^(y log (X)) */ t = y*134217729.0; @@ -105,7 +104,6 @@ __ieee754_pow(double x, double y) { t = __exp1(a1,a2,1.9e16*error); /* return -10 or 0 if wasn't computed exactly */ retval = (t>0)?t:power1(x,y); - libc_feupdateenv (&env); return retval; } |