VCPU_REGS_R10
gprs[VCPU_REGS_R10] = vcpu->vc_gueststate.vg_r10;
gprs[VCPU_REGS_R10] = vcpu->vc_gueststate.vg_r10;
vcpu->vc_gueststate.vg_r10 = gprs[VCPU_REGS_R10];
vcpu->vc_gueststate.vg_r10 = gprs[VCPU_REGS_R10];
vmsa->v_r10 = gprs[VCPU_REGS_R10];
case VCPU_REGS_R10: return "R10";