xgetbv
xcr0 = xgetbv(XCR_XFEATURE_ENABLED_MASK);
ghcb_set_xcr0(ghcb, xgetbv(XCR_XFEATURE_ENABLED_MASK));
ghcb_set_xcr0(ghcb, xgetbv(XCR_XFEATURE_ENABLED_MASK));
return xgetbv(XCR_XFEATURE_IN_USE_MASK);
kvm_host.xcr0 = xgetbv(XCR_XFEATURE_ENABLED_MASK);
BUILD_READ_U64_SAFE_HELPERS(xgetbv)
GUEST_ASSERT((xgetbv(0) & XFEATURE_MASK_XTILE) == XFEATURE_MASK_XTILE);
(xgetbv(0) & kvm_cpu_supported_xcr0() & xf_mask) == xf_mask) {
initial_xcr0 = xgetbv(0);
if (*(uint64_t *)get_fpx_sw_bytes(xbuf1) == xgetbv(0))