1shr(8) g3<1>UD g3<8,8,1>UD 0x00000001UD { align1 }; 2shr(16) g8<1>UD g4<8,8,1>UD 0x00000001UD { align1 compr }; 3shr(1) g8.4<1>UD g8.4<0,1,0>UD 0x00000004UD { align1 nomask }; 4