Skip to content
Snippets Groups Projects
Forked from VideoLAN / dav1d
Source project has a limited visibility.
Janne Grunau's avatar
Janne Grunau authored
Runtime detection on Linux using HWCAP_CPUID for user space access to
the CPU feature registers. See
https://www.kernel.org/doc/html/latest/arm64/cpu-feature-registers.html

Runtime detection on MacOS using sysctlbyname("hw.cpufamily") and matching
known ARMv8.4-A CPUs. MacOS unfortunately doesn't expose a flag for this
feature.
a10bbd1f
Name Last commit Last update