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Target release: 0.1.4
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=====================
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* CFG-based liveness analysis and dead code elimination
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* global copy and constant propagation
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* jitruby (in case copyright issues are resolved)
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* sync jitplus with jit (jump tables, compile driver, debug)
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* fix catch/throw within finally
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* get rid of manual rules
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* add direct conversion opcodes to/from float32 and float64
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* add rounding towards zero
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* try to be smarter with %rax for variadic functions on x86-64
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Target Release: 0.2.0
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=====================
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* linear scan register allocation
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* improve exception handling
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* align function prolog and basic blocks
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* support cross-compilation
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Long-Term Tasks
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===============
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* comprehensive test suite
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* ports to ppc, arm, sparc, alpha, coldfire, mips...
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* more optimizations:
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** redundancy elimination
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** alias analysis
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** strength reduction
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** loop optimization
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** array data type, ABCD
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* tree-based IR and instruction selection ?
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* instruction scheduling ?
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* finish ELF writer/reader
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