uallredx 5
uallreduce 5
ureduce 5
uscan 5
uexscan 5
alltoallw2x 10
icbcastx 4
icbcastx 10
icallreducex 5
icreducex 5
icscatterx 5
icgatherx 5
icallgatherx 5
icbarrierx 5
icallgathervx 5
icgathervx 5
icscattervx 5
icalltoallx 5
