Function core::arch::x86_64::_xgetbv1.27.0[−][src]

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

This is supported on (non-crate feature miri-test-libstd or test or doctest) and x86-64 and target feature xsave only.

Expand description

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