向量编程：SIMD

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1、第七讲向量编程：SIMD使用SDK开发CELLBE程序使用Simulator运行CELLBE程序SIMD计算与CELLBE编程SIMD编程SDK3.0DocumentationSuppliedas:PDFs,ManPages,READMEs,XHTML(foraccessibility)Locatedin:/opt/cell/sdk/docs-subdirectoriesusedfordifferentpartsoftheSDKGNUtoolchainincludesaGCCcompilerandutilitiesthatoptimizecodefortheCe

2、llBEprocessorThespu-gcccompilerforcreatinganSPUbinaryTheppu32-embedsputoolTheppu-gcccompilerTheppu-embedsputoolwhichenablesanSPUbinarytobelinkedwithaPPUbinaryintoasingleexecutableprogramTheppu32-gcccompilerforcompilingthePPUbinaryandlinkingitwiththeSPUbinaryHands-onExamples:/opt/cell

3、_class/Hands-on-30/BuildProcess：CompilingwithintheSDKTopofbuildenvironmentis/opt/cell/sdk/IncludesthebuildenvironmentfilesREADME_build_env.txtProvidesdetailsonthebuildenvironmentfeatures,includingfiles,structureandvariables.make.footerSpecifiesallofthebuildrulesneededtoproperlybuildC

4、BEAbinariesMustbeincludedinallSDKMakefiles(referencedrelativelyif$CELL_TOPisnotdefined)Includesmake.headermake.headerSpecifiesdefinitionsneededtoprocesstheMakefilesIncludesmake.envmake.envSpecifiesthedefaultcompilersandtoolstobeusedbymakemake.footerandmake.headershouldnotbemodifiedCo

5、mmonMakefilevariablesDIRSlistofsubdirectoriestobuildfirstPROGRAM_ppuPROGRAMS_ppu32-bitPPUprogram(orlistofprograms)tobuild.PROGRAM_ppu64PROGRAMS_ppu6464-bitPPUprogram(orlistofprograms)tobuild.PROGRAM_spuPROGRAMS_spuSPUprogram(orlistofprograms)tobuild.Ifwrittenasastandalonebinary,canru

6、nwithoutbeingembeddedinaPPUprogram.LIBRARY_embedLIBRARY_embed64CreatesalinkedlibraryfromanSPUprogramtobeembeddedintoa32-bitor64-bitPPUprogram.OBJSOBJS_Listofobjectsfortheprograms(oronespecificprogram).Bydefault,allobjectsinthecurrentdirectoryarelinkedintothebinary.IMPORTSIMP

7、ORTS_Listoflibrariestolinkintheprograms(oronespecificprogram).AlsousedbythePPUprogramstoembedtheSPUlinkedlibrary.DirectoryLayoutandExamplesofMakefileBuildingTheCodeEnvironmentsetupSettheCELL_TOPenvironmentvariablesothatthemakefilesystemcanbefound:exportCELL_TOP=/opt/cell/sdk

8、/make.footer