Hot Chips IA64 Tutorial, part 1

Knies , Intel, IA64 Processor DivisionWei Li , Intel, Microcomputer Software LabsDr. Jesse Fang, Intel, Microprocessor ResearchLabsHot Chips 1999Dr. Dr. Allan IA64 Architecture and CompilersAllan D. KniesIA-64 Architecture and Performance GroupIntel Corporationallan knies @ intel .comHot Chips 1999.TutorialIA-64 Application ArchitectureProvide background for some of the architecturaldecisionsapplication architectureProvide introduction and overviewDescribe software and performance usage modelsMention relevant design issuesShow an example of IA-64 feature usage (C -> asmHot Chips 1999)–––Provide a description of the major features of the IA-64Objectives for This TutorialIA-64 history and strategy IA-64 history and strategyIA-64 application architecture overviewC -> IA-64 exampleReference slides (included, but not covered)Hot Chips 1999Agenda for This TutorialTwo concurrent 64-bit architecture developments:IAX at Intel from 1991Conventional 64-bit RISCWideword at HP Labs from 1987Unconventional 64-bit VLIW derivativeIA-64 definition started in 1994Extensive participation of Intel and HP architects, compilerwriters, micro-architects, logic/circuit designersSeveral customers also participated as definition partnersCurrently there are 3 generations of microprocessors indifferent stages of designHot Chips 1999––•–•–IA-64 Definition HistoryExtracting parallelism is difficultExisting architectures contain limitations that ...