diff options
Diffstat (limited to 'sysdeps/powerpc/fpu/feupdateenv.c')
| -rw-r--r-- | sysdeps/powerpc/fpu/feupdateenv.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/sysdeps/powerpc/fpu/feupdateenv.c b/sysdeps/powerpc/fpu/feupdateenv.c index 9faf930..6500ea1 100644 --- a/sysdeps/powerpc/fpu/feupdateenv.c +++ b/sysdeps/powerpc/fpu/feupdateenv.c @@ -35,17 +35,17 @@ __feupdateenv (const fenv_t *envp) exceptions. Leave fraction rounded/inexact and FP result/CC bits unchanged. */ new.l[1] = (old.l[1] & 0x1FFFFF00) | (new.l[1] & 0x1FF80FFF); - + /* If the old env has no enabled exceptions and the new env has any enabled exceptions, then unmask SIGFPE in the MSR FE0/FE1 bits. This will put the hardware into "precise mode" and may cause the FPU to run slower on some hardware. */ if ((old.l[1] & _FPU_MASK_ALL) == 0 && (new.l[1] & _FPU_MASK_ALL) != 0) (void)__fe_nomask_env (); - + /* If the old env had any enabled exceptions and the new env has no enabled exceptions, then mask SIGFPE in the MSR FE0/FE1 bits. This may allow the - FPU to run faster because it always takes the default action and can not + FPU to run faster because it always takes the default action and can not generate SIGFPE. */ if ((old.l[1] & _FPU_MASK_ALL) != 0 && (new.l[1] & _FPU_MASK_ALL) == 0) (void)__fe_mask_env (); |