LS SIMD is an embedded memory-shared massively parallel machine. In this paper,we present a deep study of data communication optimizations techniques of LS SIMD parallel compiler. First,some conceptions of data layout...LS SIMD is an embedded memory-shared massively parallel machine. In this paper,we present a deep study of data communication optimizations techniques of LS SIMD parallel compiler. First,some conceptions of data layout and data communication are given,and the data communication principle of LS SIMD is analyzed. Second,we propose an optimization algorithm of data communication,and discuss some aspects in detail ,such as the representation of register state space ,decision and generation of inner data communication and batch data communication in PE array.展开更多
文摘LS SIMD is an embedded memory-shared massively parallel machine. In this paper,we present a deep study of data communication optimizations techniques of LS SIMD parallel compiler. First,some conceptions of data layout and data communication are given,and the data communication principle of LS SIMD is analyzed. Second,we propose an optimization algorithm of data communication,and discuss some aspects in detail ,such as the representation of register state space ,decision and generation of inner data communication and batch data communication in PE array.
