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1、附录一、英文原文Hardware/SoftwareDesignandDevelopmentProcessEverettLumpkinandMichaelGabrickDelphiCorporation,ElectronicsandSafetyDivisionINTRODUCTIONProcessandtechnologyadvancementsinthesemiconductorindustryhavehelpedtorevolutionizeautomotiveandconsumerelectronics.AsMoor
2、e’sLawpredicted,theincreaseincomplexityandoperatingfrequenciesoftoday’sintegratedcircuitshaveenabledthecreationofsystemapplicationsoncethoughttobeimpossible.Andsystemssuchascameracellphones,automotiveinfotainmentsystems,advancedpowertraincontrollersandhandheldper
3、sonalcomputershavebeenrealizedasaresult.Inadditiontotheincreasesinprocesstechnology,theElectronicDesignAutomation(EDA)industryhashelpedtotransformthewaysemiconductorintegratedcircuits(IC)andsubsequentsoftwareapplicationsaredesignedandverified.Thistransformationha
4、soccurredintheformofdesignabstraction,wheretheimplementationcontinuestobeperformedathigherlevelsthroughtheinnovationofdesignautomationtools.Anexampleofthistrendistheevolutionofsoftwaredevelopmentfromtheearlydaysofmachine-levelprogrammingtotheC++andJavasoftwarewri
5、ttentoday.Thecreationoftheassemblerallowedtheprogrammertomovealevelabovemachinelanguage,whichincreasedtheefficiencyofcodegenerationanddocumentation,butstilltiedtheprogrammertotheunderlyinghardwarearchitecture.Likewise,thedawnofC/C++compilers,debuggersandlinkershe
6、lpedtomovetheabstractionlayerfurtherawayfromtheunderlyinghardware,makingthesoftwarecompletelyplatformindependent,easiertoread,easiertodebugandmoreefficienttomanage.However,ashifttohigherlevelsofsoftwareabstractionhasnottranslatedtoareductionincomplexityorhumanres
7、ources.Onthecontrary,asintegratedsystemshavebecomemorefeaturerich,thecomplexityoftheoperatingsystemandcorrespondingapplicationshaveincreasedrapidly,ashavethecostsassociatedwiththesoftwareimplementationandverificationactivities.Certainlytheadvancementsinembeddedso
8、ftwaretoolssuchasstaticcodecheckers,debuggersandhardwareemulatorshavehelpedtosolvesomeofthesoftwareverificationproblems,butsoftwareverificationactivitieshavebe
