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PL0编译器TurboPascal版再现

(********************* PL0 编译程序Turbo Pascal代码 *********************)
  program pl0(fa,fa1,fa2);
  (* PL0 compile with code generation *)
  
  label 99;
   (* Turbo Pascal do not support goto between different
   blocks so, the 'goto' command in getch are replaced
   by procedure exitp !! in another way, 'label 99' do
   not work !! Lin Wei 2001 *)
  
  const norw=13; (* of reserved words *)
   txmax=100; (* length of...[ 查看全文 ]

2016-02-19 标签:

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