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大小:1.12 MB
页数:310页
时间:2019-07-04
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1、CompilerBuildingTutorialLet’sBuildaCompiler1.9October10,2012JackW.CrenshawiiContents1Introduction11.1Introduction.......................................11.2Thecradle........................................32ExpressionParsing72.1Gettingstarted........................
2、..............72.2Singledigits.......................................72.3Binaryexpressions...................................82.4Generalexpressions...................................102.5Usingthestack.....................................112.6Multiplicationanddivisio
3、n...............................112.7Parentheses.......................................132.8Unaryminus.......................................142.9Awordaboutoptimization...............................153Moreexpressions173.1Introduction................................
4、.......173.2Variables........................................173.3Functions........................................183.4Moreonerrorhandling.................................203.5Assignmentstatements.................................203.6Multi-charactertokens..........
5、.......................213.7Whitespace.......................................224Interpreters314.1Introduction.......................................314.2Theinterpreter.....................................334.3Alittlephilosophy...................................355Co
6、ntrolconstructs415.1Introduction.......................................415.2Theplan.........................................41iiiCONTENTS5.3Somegroundwork....................................435.4TheIFstatement....................................445.5TheWHILEstatemen
7、t.................................475.6TheLOOPstatement..................................485.7TheRepeat-Untilstatement...............................485.8TheFORloop......................................495.9TheDOstatement....................................515.10The
8、BREAKstatement.................................525.11Conclusion.......................................556BooleanExpressions636.1Introducti
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