Dec 1, 2018

Updated tutorial on Optimized libraries for Linux on Power

A while ago, David Flaherty wrote a nice tutorial about writing optimized libraries for Linux on Power. As time passed, parts of the tutorial became obsolete and needed some love. Earlier in November [I completed this update]( and removed all the obsolete parts, added new sections mentioning glibc's `getauxval()` and GCC's `__builtin_cpu_is()` and attribute ifunc.