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采用两级软件流水技术的VLIW优化编译器
引用本文:苏伯珙,王剑.采用两级软件流水技术的VLIW优化编译器[J].计算机学报,1992,15(7):491-498,506.
作者姓名:苏伯珙  王剑
作者单位:清华大学计算机科学与技术系,清华大学计算机科学与技术系,清华大学计算机科学与技术系,清华大学计算机科学与技术系 北京 100084,北京 100084,北京 100084,北京 100084
摘    要:本文首先提出一种能够充分开发循环程序指令级细粒度并行性的编译技术——两级软件流水,该技术基于URPR软件流水算法,把资源分配和代码优化有机地结合起来;然后叙述采用两级软件流水的VLIW优化编译器;最后给出一个FFT内层循环编译过程的实例及初步实验结果.

关 键 词:超长指令字  软件流水  编译程序

A VLIW OPTIMIZING COMPILER ADOPTING TWO-LEVEL SOFTWARE PIPELINING TECHNIQUE
Su Bogong,Wang Jian,Wu Yimin and Tang Zhizhong.A VLIW OPTIMIZING COMPILER ADOPTING TWO-LEVEL SOFTWARE PIPELINING TECHNIQUE[J].Chinese Journal of Computers,1992,15(7):491-498,506.
Authors:Su Bogong  Wang Jian  Wu Yimin and Tang Zhizhong
Abstract:In this paper, a new optimizing compilation technique, two-level software pipelining, is first presented in .which resource allocation and code optimization are phase-coupled. Two-level software pipelining technique is based on URPR algorithm, and it can fully exploit fine-grained parallelism within a program. Then a VLIW optimizing compiler adopting two-level software pipelining is described. Finally, a compilation example of the FFT innermost loop and the experimental results are discussed.
Keywords:Optimizing compiler  software pipelining  VLIW architectuse and Finegrained pasallelism  
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