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- Used OpenMP tasking to drive two parallel progress in each SUMMA stage - one to drive the asynchronous broadcast with repeatative polling, second to drive the local spgemm on previously received data - Outdated function call to read triples files fixed in MultTiming
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Fixes Issue# 32
Communication computation overlap is achieved in each SUMMA stage using asynchronous broadcast calls and OpenMP tasks. In each SUMMA stage, four asychronous broadcasts are called; then split the OpenMP threads into two tasks - one for continuous probing to progress communication while rest to drive the local-SpGEMM. MultiwayMerge is used when all SUMMA stages are finished as usual.