After the release of ECMAScript 2015, a.k.a. ES6, the ECMAScript Language Specification is evolving rapidly: it’s getting many new features that will help developing web applications, with a new release planned every year. Last week, Firefox Nightly 54 reached 100% … Continue reading
SIMD.js is a new API for performing SIMD (Single Instruction Multiple Data) computations in JavaScript which is being developed by Google, Intel, Mozilla, and others. For example, it defines a new Float32x4 type which represents 4 float32 values packed up … Continue reading
There are several different ways to represent floating-point numbers in computers: most architectures now use the IEEE754 standards, representing double precision numbers with 64 bits (a.k.a double, or float64) and single precision numbers with 32 bits (a.k.a float32). As its … Continue reading
Today we enabled IonMonkey, our newest JavaScript JIT, in Firefox 18. IonMonkey is a huge step forward for our JavaScript performance and our compiler architecture. But also, it’s been a highly focused, year-long project on behalf of the IonMonkey team, … Continue reading
Firefox 16 will be the first version to support incremental garbage collection. This is a major feature, over a year in the making, that makes Firefox smoother and less laggy. With incremental GC, Firefox responds more quickly to mouse clicks … Continue reading
