Function core::arch::x86_64::_xgetbv

1.27.0 · source · [−]

pub unsafe fn _xgetbv(xcr_no: u32) -> u64

Available on (x86 or x86-64) and target feature xsave and x86-64 only.

Expand description

Reads the contents of the extended control register XCR specified in xcr_no.