dougqh2
Re:A Deep Introduction to JIT Compilers: JITs are not very Just-in-time
on Monday July 06, 2020 @11:38AM (#23749032)
Former Azul employee here
Absolutely correct that LLVM is a fair amount slower than C1 or C2. Azul augmented our JITs with a compilation recording & replay mechanism to combat the general start-up problems posed by JITs (including Falcon).
For those who are curious, here's my presentation on the topic: https://2018.jpoint.ru/en/talks/63npsyjpokmukqsag80oia/.