When trying to use CPUInfo on Emscripten, I get the following linker error:

error: undefined symbol: cpuinfo_emscripten_init
warning: To disable errors for undefined symbols use `-s ERROR_ON_UNDEFINED_SYMBOLS=0`

Indeed, no file in this repository provides an implementation for function cpuinfo_emscripten_init.

I've seen that XNNPACK guys contributed this function, but where i

When I click on the "Home page " button, the I-Nex page doesn't open in my web navigator (Mozilla Firefox on Linux Mint MATE 19.3).
If I click on the Mail button, nothing happens too.

Self-explanatory, people in the IRC were iffy about it. The code that uses Nimterop should still be kept but guarded under a when branch.