POSTER: Reducing the Burden of Parallel Loop Schedulers for Many-Core Processors

被引:1
|
作者
Arif, Mahwish [1 ]
Vandierendonck, Hans [1 ]
机构
[1] Queens Univ Belfast, Belfast, Antrim, North Ireland
基金
英国工程与自然科学研究理事会;
关键词
D O I
10.1145/3200691.3178517
中图分类号
TP31 [计算机软件];
学科分类号
081202 ; 0835 ;
摘要
This work proposes a low-overhead half-barrier pattern to schedule fine-grain parallel loops and considers its integration in the Intel OpenMP and Cilkplus schedulers. Experimental evaluation demonstrates that the scheduling overhead of our techniques is 43% lower than Intel OpenMP and 12.1 x lower than Cilk. We observe 22% speedup on 48 threads, with a peak of 2.8 x speedup.
引用
收藏
页码:383 / 384
页数:2
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