1 lgdt [0] 2 lidt [0x100] 3 sgdt [0x1000] 4 sidt [0x2004] 5 fstenv [0x4] 6 fsave [0x800] 7 invlpg [0xffff0000] 8 fxsave [0x200] 9 fxrstor [0x400] 10 prefetchnta [0x4] 11 prefetcht0 [0x8] 12 prefetcht1 [0xC] 13 prefetcht2 [0x10] 14 prefetch [0x50] 15 prefetchw [0x60] 16
