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Design and implementation of dual-core MIPS processor for LU decomposition based on FPGA

机译:基于FPGA的LU分解双核MIPS处理器的设计与实现

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Many systems like the control systems and in communication systems, there is usually a demand for matrix inversion solution. This solution requires many operations, which makes it not possible or very hard to meet the needs for real-time constraints. Methods were exists to solve this kind of problems, one of these methods by using the LU decomposition of matrix which is a good alternative to matrix inversion. The LU matrices are two matrices, the L matrix, which is a lower triangular matrix, and the U matrix, which is an upper triangular matrix. In this paper, a design of dual-core processor is used as the hardware of the work and certain software was written to enable the two cores of the dual-core processor to work simultaneously in computing the value of the L matrix and U matrix. The result of this work are compared with other works that using single-core processor, and the results found that the time required in the cores of the dual-core is more less than using single-core. The designed dual-core processor is invoked using the VHDL language.
机译:许多系统,如控制系统和通信系统,通常存在对矩阵反转解决方案的需求。该解决方案需要许多操作,这使得不可能或非常难以满足实时约束的需求。存在方法以解决这种问题,其中一种方法是通过使用矩阵的Lu分解,这是矩阵反转的良好替代方案。 LU矩阵是两个矩阵,L矩阵,其是较低三角形矩阵,以及U矩阵,其是上三角矩阵。在本文中,使用双核处理器的设计作为工作的硬件,并且写入某些软件以使双核处理器的两个核心同时工作,以计算L矩阵和U矩阵的值。将该工作的结果与使用单核处理器的其他作品进行比较,结果发现,双核的核心所需的时间比使用单核更少。使用VHDL语言调用设计的双核处理器。

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