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A JIT compiler is a bit more. When the program is executed the JIT may decide to just interpret the code of a function and not compile it at all. It can selecti
by LinaLauneBaer 13y ago
A JIT compiler is a bit more. When the program is executed the JIT may decide to just interpret the code of a function and not compile it at all. It can selectively transform parts of the code to a better representation. Code that is executed frequently may be compiled by the JIT into a more suitable representation. There are also multi-staged JITs (JRuby - see my other comment).