Introducing new JavaScript optimizations, WebAssembly, SharedArrayBuffer, and Atomics in EdgeHTML 16 JavaScript performance has always been a core area of focus for our team. Every release, we look for opportunities to improve end users’ browsing experience on real workloads with shorter start-up time, faster execution, and leaner memory usage. These efforts are guided by invaluable ongoing customer feedback and telemetry data. In this blog post, we will share a few new performance enhancements in the Chakra JavaScript engine, as well as updates on the availability of on-by-default WebAssembly, SharedArrayBuffer and Atomics support in Chakra and Microsoft Edge in EdgeHTML 16 with the Windows 10 Fall Creators Update. More memory savings from deferring/re-deferring functions In EdgeHTML 15, Chakra introduced the capability to re-defer functions. To briefly recap Chakra’s deferral/re-deferral pipeline, at start-up time Chakra performs a quick pre-parsing pass to check [ more... ]

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