异步片上网络自动生成与模拟方法的分析

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1、广东工业大学硕士学位论文ABSTRACTWiththerapiddevelopmentofsemiconductorintegrationtechnology,thefeaturesizesofthetransistorsshrinkrapidly,moreandmorecircuitsofcomplexfunctionswereintegratedonsinglesilicon．Thecircuittechniquesfacedaseriesofproblems，suchasclockskewcausedbyth

2、eglobal，clockjitter,clockpowerconsumptionanddesigncomplexity．Inrecentyears，globallyasynchronouslocallysynchronousbasedonsystemson—chipbecomeahottopic，consideredasanewdesignapproach．AsynchronousNetwork-on—Chipbecomethemainstreamasynchronouschipinterconnectsarch

3、itecturefornext—generationchipsystemsbecauseofitsscalability,highmodularity,highconcurrency,clocklocalizationandotheradvantages．Inthispaper,theasynchronousNetwork-on-Chipwasconsideredasourtargetandtheasynchronouschipnetworkofkeyissues(networktopology,synchrono

4、us／asynchronousinterfaces，qualityofservice，routingalgorithms，anddesignautomation，etc．)wereanalyzedindetail．TheasynchronousNoCautomaticgenerationmethodwereresearchedindetailandexploredin-depth．First，theadvantageswereanalyzedabouttheasynchronousNoCrelativetoconv

5、entionalsynchronous，andtheknowledgeofasynchronousdesignwasintroducedinthispaper．Then，westarttheresearchasynchronousNoCfromon—chipnetworktopology,exchange，routingalgorithms，etc．andputforwardalargenumberofadvantageswhichdoesnothaveinsynchronousNoCfinally．ANoCdes

6、ignprocessbasedonIPlibrarywasproposed，onthebasisofseveralNoCdesignprocesswereanalyzedandexplored．Itwasdesignedbyusingcommunicationsandcomputingseparation，combinedwithIPreusetechnology,makingbetweenfunctionalmodulesindependentofeachother．Theautomaticgenerationm

7、ethodforapplication·-specificnetwork-·on·-chipwasresearchedonthebasisofIPlibrarydesignprocess．Themethodusesconventional2DMeshtopologyasaresearchplatform，anetwork-on·chipwasgeneratedautomaticallyfromtheapplicationoftheinput，mapping，routeassignment，automaticgene

8、rationoffoursteps．Finally,Wefocusonparticleswarmoptimization(particleswarmoptimization，PSO)andGeneticAlgorithm(geneticIIAbstractalgorithm，GA)hybridoptimizationmappingandallocations