JavaScript JITs

Explore the intricacies of JavaScript Just-In-Time (JIT) compilers in this JSConf 2011 talk by David Mandelin and David Anderson. Delve into key concepts including objects, type compilers, and ESI, while examining performance considerations and the semantic gap in JavaScript execution. Gain insights into the Flexure and Lineup systems, and receive valuable suggestions for optimizing JavaScript code. This technical presentation offers a deep dive into the inner workings of JavaScript engines, providing developers with a comprehensive understanding of JIT compilation techniques and their impact on code performance.