ALIGNR — Packed Align Right
Opcode/InstructionOp/En64/32 bit Mode SupportCPUID Feature FlagDescription
NP 0F 3A 0F /r ib1 PALIGNR mm1, mm2/m64, imm8AV/VSSSE3Concatenate destination and source operands, extract byte-aligned result shifted to the right by constant value in imm8 into mm1.
66 0F 3A 0F /r ib PALIGNR xmm1, xmm2/m128, imm8AV/VSSSE3Concatenate destination and source operands, extract byte-aligned result shifted to the right by constant value in imm8 into xmm1.
VEX.128.66.0F3A.WIG 0F /r ib VPALIGNR xmm1, xmm2, xmm3/m128, imm8BV/VAVXConcatenate xmm2 and xmm3/m128, extract byte aligned result shifted to the right by constant value in imm8 and result is stored in xmm1.


alignr은 있는데 alignl은 없음.

1사이클 도는거 최소 3사이클 이상 먹게 짜야됨 ㅇㅅㅇ