[PATCH v3 6/6] powerpc: Use generic ilogb/ilogbf and refactor ilogbf128

[Sachin Monga]

> Right, if you may add a R-B it would be helpful.

Can you please rebase it ?

]$ git apply 
~/v3-6-6-powerpc-Use-generic-ilogb-ilogbf-and-refactor-ilogbf128.diff
error: patch failed: sysdeps/powerpc/powerpc64/le/fpu/multiarch/Makefile:90
error: sysdeps/powerpc/powerpc64/le/fpu/multiarch/Makefile: patch does 
not apply

Regards:
Sachin.