Microsoft announces asm.js optimizations | Luke Wagner's Blog

The Microsoft Chakra team has announced on the IE blog that asm.js optimizations are In Development. We at Mozilla are very excited for IE to join Firefox in providing predictable, top-tier performance on asm.js code and from my discussions with the Chakra team, I expect this will be the case. What does “asm.js optimizations” mean? Given this announcement, it’s natural to ask what exactly “asm.js

[Rockridge]

asm.jsは、もともとahead-of-time（AOT）でのコンパイルのみを想定していたが、実環境における利用状況の分析が進み、just-in-time（JIT）でのコンパイルとのハイブリッドが有効と判明した。今後「asm.js最適化」はその方向へ。

[kazuhooku]

Mozilla側の反応