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Operating Systems: Concurrent and Distributed Software Design
book

Operating Systems: Concurrent and Distributed Software Design

by Jean Bacon, Tim Harris
March 2003
Intermediate to advanced content levelIntermediate to advanced
912 pages
27h 17m
English
Pearson Business
Content preview from Operating Systems: Concurrent and Distributed Software Design

26.7. Extensible virtual machines

The final form of extensibility that we will consider is in managing the services that are offered by a programming language runtime environment such as the Java Virtual Machine. There are many conceptual analogies between an OS and such a system: both are involved with presenting application programmers with an abstraction over the underlying facilities of a machine and in providing some form of isolation between its components. They differ in that the interface provided by software-based VMs is generally offered at a higher level, for example in terms of a bytecode instruction set with operations for method invocation, object allocation and so forth rather than for manipulating words in memory. The JVM has ...

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Publisher Resources

ISBN: 0321117891Purchase book