摘要： 基于ARM V8架构的VecOp向量算法库,提出一种基础向量算法在ARM V8平台上实现和优化的方案。从访存对界优化、指令集优化、基本块优化以及向量分支优化4个方面进行精细调优,提升向量算法函数在ARM V8平台上的性能,以实现VecOp算法库在ARM V8平台上的优化。实验结果表明,该方案在ARM V8计算平台上实现的向量算法库性能提升可达到10%~300%。

关键词: 数学函数库, ARM V8架构, 向量算法库, 单指令流多数据, 访存优化

Abstract: Based on the VecOp vector algorithm library of ARM V8 architecture,this paper proposes a scheme of implementing and optimizing the basic vector algorithm lobrary on ARM V8 platform.The optimization is implemented from four aspects: memory access optimization,instruction set optimization,basic block optimization,and vector branch optimization,to improve the performance of vector algorithm functions on ARM V8 platform to optimize VecOp algorithm library on ARM V8 platform.Experimental results show that the performance of the vector algorithm library on the ARM V8 computing platform can be improved by 10%~300%.

Key words: mathematical function library, ARM V8 architecture, vector algorithm library, Single Instruction Multiple Data (SIMD), memory access optimization

中图分类号: 

• TP311