Compiler Optimization Comparison Chart
This section presents a comparison chart of the Jikes RVM against the following JVMs.
Inlining
| Category | Optimization | RVM | IBM JDK v6 r0 |
|---|---|---|---|
| Inlining | Trivial Inlining |  |
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| Call graph inlining | |
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| Tail recursion elimination | |
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| Virtual call guard optimizations | |
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| Local optimizations | Local data flow analyses and optimization | |
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| Register usage optimization | |
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| Simplification of Java idioms | |
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| Control flow optimizations | Code reordering, splitting and removal | |
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| Loop reduction and inversion |  |
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| Loop invariant code motion | (disabled) |
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| Loop striding | |
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| Loop unrolling | (disabled) |
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| Loop peeling | |
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| Loop versioning | (disabled) |
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| Loop specialization | |
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| Exception directed optimization | |
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| Switch analysis | |
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| Global optimizations | Global flow analyses and optimization |  |
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| Partial redundancy elimination | (disabled) |
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| Escape analysis | |
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| GC and memory allocation optimizations | |
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| Synchronization optimizations | |
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| Native code generation | Small optimization based on architecture characteristics | |
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