<abstract xmlns="http://www.w3.org/1999/xhtml"><p> In the process of ocean development, the technology for maritime communication system is a hot research field, of which information security is vital for the normal operation of the whole system, and that is also one of the difficulties in the research of maritime communication system. In this paper, a kind of maritime communication cryptographic SOC(system on chip) is introduced, and its compiler framework is put forward through analysis of working mode and problems faced by compiler front end. Then, a loop unrolling factor calculating algorithm based on queue theory, named UFBOQ (unrolling factor based on queue), is proposed to make parallel optimization in the compiler frontend with consideration of the instruction memory capacity limit. Finally, the scalar replacement method is used to optimize unrolled code to solve the memory access latency on the parallel computing efficiency, for continuous data storage characteristics of cryptographic algorithm. The UFBOQ algorithm and scalar replacement prove effective and appropriate, of which the effect achieves the linear speedup.</p></abstract>

In the process of ocean development, the technology for maritime communication system is a hot research field, of which information security is vital for the normal operation of the whole system, and that is also one of the difficulties in the research of maritime communication system. In this paper, a kind of maritime communication cryptographic SOC(system on chip) is introduced, and its compiler framework is put forward through analysis of working mode and problems faced by compiler front end. Then, a loop unrolling factor calculating algorithm based on queue theory, named UFBOQ (unrolling factor based on queue), is proposed to make parallel optimization in the compiler frontend with consideration of the instruction memory capacity limit. Finally, the scalar replacement method is used to optimize unrolled code to solve the memory access latency on the parallel computing efficiency, for continuous data storage characteristics of cryptographic algorithm. The UFBOQ algorithm and scalar replacement prove effective and appropriate, of which the effect achieves the linear speedup.

Research on the Maritime Communication Cryptographic Chip’s Compiler Optimization

Polish Maritime Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

In the process of ocean development, the technology for maritime communication system is a hot research field, of which information security is vital for the...

Research on the Maritime Communication Cryptographic Chip’s Compiler Optimization

Data publikacji: 13 wrz 2017

Zakres stron: 60 - 65

DOI: https://doi.org/10.1515/pomr-2017-0065

Słowa kluczowe
Maritime Communication Encryption System, Cryptographic SOC, Compiler Frontend, Loop Unrolling

© 2017

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Research on the Maritime Communication Cryptographic Chip’s Compiler Optimization

Data publikacji: 13 wrz 2017

Zakres stron: 60 - 65

DOI: https://doi.org/10.1515/pomr-2017-0065

Słowa kluczoweMaritime Communication Encryption System, Cryptographic SOC, Compiler Frontend, Loop Unrolling

© 2017

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Słowa kluczowe
Maritime Communication Encryption System, Cryptographic SOC, Compiler Frontend, Loop Unrolling