π Node [[20200720132822 javascript_engines_the_good_parts]]
JavaScript Engines: The Good Parts
tags
: [[JavaScript]]
source
Notes
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Steps for JavaScript interpretation:
- Source code -> parser -> AST
- AST -> interpreter -> bytecode
- interpreter -> optimizer -> optimized code
- V8 interpreter takes profiling data on βhotβ functions, optimizes that code
- SpiderMonkey partially optimizes code and then further optimizes code based on hot code
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