Re: [v8-users] Why does a combination of optimization flags(--always-opt --turbo) and code caching show bad performance?

2017-04-24 Thread Jin Chul Kim
Thanks Jakob and Jochen! Could you please answer the further questions? 1. Regarding code caching, does it keep native code or IR which will be translated into native code after loading? 2. May I know the limitations in code caching? 2017년 4월 21일 금요일 오후 11시 3분 2초 UTC+9, Jakob Kummerow 님의 말: >

Re: [v8-users] Why does a combination of optimization flags(--always-opt --turbo) and code caching show bad performance?

2017-04-21 Thread Jakob Kummerow
As Jochen already said on chromium-dev, --always-opt does not make things faster. This is expected. The purpose of the flag is to flush out certain kinds of bugs when running tests, at the cost of a big slowdown. Code caching has limits. It cannot cache everything. The default configuration is