Function remove_zero_point

src/simplify_qdq.cpp:574–594

};

void remove_zero_point(module& m)
{
    for(auto ins : iterator_for(m))
    {
        if(ins->name() != "dequantizelinear")
            continue;
        if(ins->inputs().size() != 3)
            continue;
        auto zp = ins->inputs().at(2);
        if(not zp->can_eval())
            continue;
        auto a       = zp->eval();
        bool is_zero = false;
        a.visit([&](auto t) {
            is_zero = std::all_of(t.begin(), t.end(), [](auto x) { return float_equal(x, 0); });
        });
        if(not is_zero)
            continue;
        m.replace_instruction(ins, ins->get_operator(), ins->inputs().at(0), ins->inputs().at(1));
    }
}

void add_int4_pack_unpack_pair(module& m)
{