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A comment on The Baseline Interpreter: A Faster JavaScript Interpreter in Firefox 70. Parent comment

Re:The Baseline Interpreter: A Faster JavaScript Interpreter... by leeoniya on Friday August 30, 2019 @03:27PM (#20841770)
i always wondered why it wasn't possible to use a js app in "record" mode and then export any witnessed type & profiling information from the JIT and deliver it alongside the source (like a sourcemap).
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Re:The Baseline Interpreter: A Faster JavaScript Interpreter... by antiuniverse on Friday August 30, 2019 @04:24PM (#20842323)
That might be considered an example of profile-guided optimization: https://en.wikipedia.org/wiki/Profile-guided_optimization
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Re:The Baseline Interpreter: A Faster JavaScript Interpreter... by leeoniya on Friday August 30, 2019 @05:36PM (#20842947)
yes, i was going to say PGO :)
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