aliasing problem 中文意思是什麼
aliasing problem
解釋
假信號問題-
In both cases we can derive data dependences from reaching definitions and uses information obtained by data flow analysis. at schedule time true register dependencies are known, so register analysis does not involve any complication. but for memory dependencies we have to deal with the problem of aliasing ( addresses are computed during execution )
而對于存儲器訪問指令而言，其相關性分析則相對復雜得多，關鍵問題是必須解決存儲器訪問地址的別名問題（ aliasingproblem ） ，即必須判斷出對存儲器的兩次訪問是否針對同一個地址單元，然後在此基礎上進行存儲器訪問的數據相關性分析。
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