I would say that Highway [1] comes close. Can't say anything about ISPC because in gamedev work it never even came into consideration for multiple platforms. 1

I would say that Highway [1] comes close. Can't say anything about ISPC because in gamedev work it never even came into consideration for multiple platforms. 1. https://google.github.io/highway/en/master/ https://google.github.io/highway/en/master/