Hardware for speculative parallelization of partially-parallel loops in DSM multiprocessors
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abstract
Hardware-based speculative parallelization of non-analyzable codes on distributed modulo scheduling multiprocessors is challenging. A scheme to parallelize codes that have a modest number of cross-iteration dependences is proposed. Simulation results suggest that the scheme is promising: a 16-processor parallel execution of 4 important loops runs 4.2 and 31 times faster than two different serial executions of the loops.
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Proceedings Fifth International Symposium on High-Performance Computer Architecture