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I'm quite sure Apple has a tool for profiling iOS applications. ARM has PMU (Performance Measuring Unit) as part of the architecture, for exactly this sort of t

by zeusk 7y ago

I'm quite sure Apple has a tool for profiling iOS applications. ARM has PMU (Performance Measuring Unit) as part of the architecture, for exactly this sort of testing.

saagarjha 7y ago
Instruments probably has this available; I know they do for Intel processors. Edit: Just checked, and my A10 shows a small but standard set of PMCs, many of which show up here: https://opensource.apple.com/source/xnu/xnu-4903.221.2/osfmk/arm64/kpc.c https://opensource.apple.com/source/xnu/xnu-4903.221.2/osfmk...