It's not small integer division that is being benchmarked, the JIT compiler has ... | Hacker News

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		bonzini on April 24, 2020 \| parent \| context \| favorite \| on: Which is better on Android: divide by 2 or shift b... It's not small integer division that is being benchmarked, the JIT compiler has reduced it to an addition, a conditional move and a right shift. This sequence is then benchmarked against the right shift.

saagarjha on April 24, 2020 [–]

ART is an AOT complier, is it not?

monocasa on April 24, 2020 | [–]

It's both AOT and JIT.

https://source.android.com/devices/tech/dalvik/jit-compiler

pjmlp on April 25, 2020 | | [–]

With a PGO cache updated across execution runs and devices (since Android 10 PGO data is shared across the Play Store).

ignoramous on April 30, 2020 | | [–]

For anyone like me wondering what a PGO is: https://source.android.com/devices/tech/perf/pgo

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