index.index = op->u.index;
memcpy(insn->data, &index, sizeof(index));
ret = bytecode_push(&ctx->bytecode, insn, 1, insn_len);
index.index = op->u.index;
memcpy(insn->data, &index, sizeof(index));
ret = bytecode_push(&ctx->bytecode, insn, 1, insn_len);