Re: [PATCH] arm64: Allow CONFIG_AUTOFDO_CLANG to be selected

2024-11-14 Thread Rong Xu
Hi Yabin, Thanks for working to enable this on ARM64 and test the performance on Android! Please see my comments below. Thanks, -Rong On Thu, Nov 14, 2024 at 9:11 PM Yabin Cui wrote: > > Select ARCH_SUPPORTS_AUTOFDO_CLANG to allow AUTOFDO_CLANG to be > selected. > > On ARM64, ETM traces can be

[PATCH] arm64: Allow CONFIG_AUTOFDO_CLANG to be selected

2024-11-14 Thread Yabin Cui
Select ARCH_SUPPORTS_AUTOFDO_CLANG to allow AUTOFDO_CLANG to be selected. On ARM64, ETM traces can be recorded and converted to AutoFDO profiles. Experiments on Android show 4% improvement in cold app startup time and 13% improvement in binder benchmarks. Signed-off-by: Yabin Cui --- Documentat