DST_OP           1342 kernel/bpf/verifier.c 	return !is_reg64(env, insn, insn->dst_reg, NULL, DST_OP);
DST_OP           1397 kernel/bpf/verifier.c 		if (t == DST_OP)
DST_OP           4996 kernel/bpf/verifier.c 		err = check_reg_arg(env, insn->dst_reg, DST_OP);
DST_OP           6038 kernel/bpf/verifier.c 	err = check_reg_arg(env, insn->dst_reg, DST_OP);
DST_OP           8523 kernel/bpf/verifier.c 			if (is_reg64(env, &insn, insn.dst_reg, NULL, DST_OP)) {