Fine grain translation discrimination method and apparatus

A method for determining if writes to a memory page are directed to target instructions which have been translated to host instructions in a computer which translates instructions from a target instruction set to a host instruction set, including the steps of detecting a write to a memory page stori...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: B. GRIBSTAD, J. BANNING, H.P. ANVIN
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A method for determining if writes to a memory page are directed to target instructions which have been translated to host instructions in a computer which translates instructions from a target instruction set to a host instruction set, including the steps of detecting a write to a memory page storing target instructions which have been translated to host instructions, detecting whether a sub-area of the memory page to which the write is addressed stores target instructions which have been translated, and invalidating host instructions translated from addressed target instructions.