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Application-Specific Microarchitectural Customizations …：应用程序特定的结构设置….ppt

Application-Specific Microarchitectural Customizations …：应用程序特定的结构设置….ppt

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页数：17页

时间：2020-06-08

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1、CustomizableEmbeddedSystemArchitecturesPeterPetrovandAlexOrailogluUniversityofCalifornia,SanDiegoEmbeddedProcessorsMarketEmbeddedprocessorsoccupymorethan90%oftheentireprocessormarketAlargenumberofelectronicproductsrequirehigh-end32/64-bitsembeddedprocessorsEmbeddedProcessorsMarketE

2、mbeddedprocessorsoccupymorethan90%oftheentireprocessormarketAlargenumberofelectronicproductsrequirehigh-end32/64-bitsembeddedprocessorsCellphonesDSPcomputationSpeechcodecsWirelessprotocolsAutomotiveEnginecontrolAutomatictransmissionABS,GPSMultimediaDVD/MP3/CDVideogamesDigitalcamera

3、sApplicationRequirementsDesigncostTime-to-marketFlexibilityGeneralembeddedprocessorarchitecturesintroducedtosatisfytheseconstraints!ApplicationRequirementsDesigncostTime-to-marketFlexibilityGeneralembeddedprocessorarchitecturesintroducedtosatisfytheseconstraints!DeterministicPerfor

4、mancePowerconsumptionPerformanceProcessorarchitectureNewArchitecturalParadigmFPGAASICPDesigncostTime-to-market Flexibility DeterminismPower PerformanceDesigncost Time-to-market FlexibilityDeterminism Power PerformanceDesigncost Time-to-market FlexibilityDeterminism Power Performan

5、ceNewArchitecturalParadigmFPGAASICPDeterminism Power PerformanceDesigncost Time-to-market FlexibilityASCPApplication-SpecificCustomizableEmbeddedProcessorHelpspreservethebenefitsofgeneralityAlleviatesthedrawbacksofgeneral-purposeprocessorsStaticvs.DynamicOptimizationsinGeneralPur

6、poseProcessorsApplicationApplication InformationISAMicro-ArchitectureHardwarefordynamicresolutionStrengths:ExecutioninformationavailableOptimizesinstructioninstancesLimitedprocessingpowerRun-time“training”requiresstorageLimitedapplicationknowledgeWeaknesses:Globalprograminformation

7、available“Unlimited”processingpoweravailableStrengths:ISAusedforinformationtransferNorun-timeinformationWeaknesses:Compiler OptimizationsArchitectural OptimizationsDynamicallyCustomizable EmbeddedProcessorsCompilersforstaticextractionArchitecturalRuntimeincorporationASCL“shapes”the

8、processorbymatchingcompile

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