undefined | Better HN

0 pointsmy1235y ago0 comments

It's because Qemu is several orders of magnitude slower, it's not even in the same class of solution.

FEX is an experimental open-source solution at https://github.com/FEX-Emu/FEX, but it's still in heavy development.

0 comments

> Qemu is several orders of magnitude slower, it's not even in the same class of solution

Why? QEMU has a JIT

my123OP5y ago

Long story... Qemu's JIT is really not what you want for high performance. TCG is much more geared towards portability as a goal.

j / k navigate · click thread line to collapse

> Qemu is several orders of magnitude slower, it's not even in the same class of solution

Why? QEMU has a JIT

my123OP5y ago

Long story... Qemu's JIT is really not what you want for high performance. TCG is much more geared towards portability as a goal.

j / k navigate · click thread line to collapse