__builtin_cmpeqb
Purpose
Compares the corresponding bytes of the given parameters and returns the result.
This built-in function is valid only when -qarch(-mcpu) is set to utilize the POWER9™ technology.
Prototype
signed long long __builtin_cmpeqb (signed long long a, signed long long b);
Usage
If the rightmost byte of a is equal to any byte of b, the result is set to 1 ; otherwise, the result is set to 0.
