$eos:
negq t1, t4 # E : isolate first null byte match
and t1, t4, t4 # E :
- subq t4, 1, t5 # E : build a mask of the bytes upto...
+ subq t4, 1, t5 # E : build a mask of the bytes up to...
or t4, t5, t4 # E : ... and including the null
and t3, t4, t3 # E : mask out char matches after null