6 x86 registers used by a processor for program debugging: DR0…DR7 (DR4 and DR5 as obsolete synonyms for DR6 and DR7); accessed by variants of the MOV instruction that can only be executed at privilege level zero
6 x86 registers used by a processor for program debugging: DR0…DR7 (DR4 and DR5 as obsolete synonyms for DR6 and DR7); accessed by variants of the MOV instruction that can only be executed at privilege level zero (en)