insn_jr
[insn_jr] = {M(mm_pool32a_op, 0, 0, 0, mm_jalr_op, mm_pool32axf_op), RS},
[insn_jr] = {M(spec_op, 0, 0, 0, 0, jr_op), RS},
[insn_jr] = {M(spec_op, 0, 0, 0, 0, jalr_op), RS},
u32 insn_jr; /* jr t1 */