Description: this a souce code about the principle of complier.it involves every procedure of the principle of complier:accidence analysis,LL1 gramer analysis,lexeme analysis,middle code generate,middle code optimaze.(integer expression optimaze,common expression optimaze,loop constant expression optimaze).generate middle code to object code .Execute the object code .It is describe the complier principle and how to do in detail.It is a best example of the main point of teaching and class design.It is also a reference for the fans of the gramer.This is the part of the middle code grenerate.I wish to be passed my account as soon as possible to communicating with others,to be the good friend with others.
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