Confirmed users
110
edits
DevTools/Performance/JIT: Difference between revisions
Jump to navigation
Jump to search
no edit summary
(Created page with " == Overview == When approaching the upper bounds of squeezing out performance, the more relevant the platform details become. We want to expose engine-level information on...") |
No edit summary |
||
| Line 16: | Line 16: | ||
* Optimizing new ES.* features in Spider Monkey | * Optimizing new ES.* features in Spider Monkey | ||
* Finding how to optimize hot areas of code (advanced usage) | * Finding how to optimize hot areas of code (advanced usage) | ||
Frameworks (React, Ember, PlayCanvas, jQuery, Three.js) | |||
Environments (Shumway, J2ME.js) | |||
SIMD? | |||
* Ensuring functions stay at the highest level of optimization (more important than using better optimization strategies per optimization site) | * Ensuring functions stay at the highest level of optimization (more important than using better optimization strategies per optimization site) | ||
* Guide web developers to optimize their web app with low-hanging-fruit, without needing engine knowledge | * Guide web developers to optimize their web app with low-hanging-fruit, without needing engine knowledge | ||
| Line 62: | Line 62: | ||
* [http://mrale.ph/irhydra/2/ IRHydra (V8, Dart)] | * [http://mrale.ph/irhydra/2/ IRHydra (V8, Dart)] | ||
* [https://developer.chrome.com/devtools/docs/cpu-profiling Chrome DevTools (V8)] | * [https://developer.chrome.com/devtools/docs/cpu-profiling Chrome DevTools (V8)] | ||
No documentation regarding the deopt icons, and the tooltips they use are still pretty cryptic; some deopts I've seen: | |||
Reference to a variable that requires dynamic lookup | Reference to a variable that requires dynamic lookup | ||
ForInStatement is not fast case | ForInStatement is not fast case | ||