ZCR_EL2
(unlikely(is_hyp_ctxt(vcpu)) ? ZCR_EL2 : ZCR_EL1)
sve_cond_update_zcr_vq(__vcpu_sys_reg(vcpu, ZCR_EL2), SYS_ZCR_EL2);
zcr_el2 = __vcpu_sys_reg(vcpu, ZCR_EL2);
p->regval = __vcpu_sys_reg(vcpu, ZCR_EL2);
__vcpu_assign_sys_reg(vcpu, ZCR_EL2, vq - 1);
EL2_REG_FILTERED(ZCR_EL2, access_zcr_el2, reset_val, 0,
REG_FEAT(ZCR_EL2, ID_AA64PFR0_EL1, SVE, IMP),
REG_FEAT(ZCR_EL2, ID_AA64PFR0_EL1, SVE, IMP),
SYS_REG(ZCR_EL2),
MAPPED_EL2_SYSREG(ZCR_EL2, ZCR_EL1);