WATaBoy: JIT-Ing Game Boy Instructions to WASM Beats a Native Interpreter

According to Hacker News, WATaBoy is a novel approach to Game Boy emulation that compiles Game Boy instructions to WebAssembly using just-in-time compilation. The surprising result: the WASM-compiled version runs faster than a traditional native interpreter. The project demonstrates how modern compilation techniques can unlock unexpected performance gains, even for retro gaming platforms that have been optimized for decades.

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