| 摘要 |
<p>PROBLEM TO BE SOLVED: To perform efficient decompile.SOLUTION: An input/output analysis part 121 analyzes an input instruction and stores information concerned with the input instruction in an instruction information table 35, and after ending the analysis of the input instruction, an arithmetic instruction analysis part 122 performs arithmetic instruction analysis for storing information concerned with an arithmetic instruction in the instruction information table 35. After end of the arithmetic instruction analysis, the input/output analysis part 121 performs output instruction analysis for storing information concerned with an output instruction in the instruction information table 35, and after end of the output instruction analysis, a conversion part 123 generates device elements in a ladder diagram on the basis of the instruction information table 35.</p> |
