poseidon2_perm.hpp

Go to the documentation of this file.

#pragma once
 
#include <string_view>
 
#include "barretenberg/common/op_count.hpp"
#include "barretenberg/relations/relation_parameters.hpp"
#include "barretenberg/relations/relation_types.hpp"
#include "barretenberg/vm2/generated/columns.hpp"
 
namespace bb::avm2 {
 
template <typename FF_> class optimized_poseidon2_permImpl {
  public:
    using FF = FF_;
 
    static constexpr std::array<size_t, 265> SUBRELATION_PARTIAL_LENGTHS = {
        3, 3, 3, 3, 3, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
        7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
        7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
        7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
        7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
        7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
        7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7,
        7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 3, 3, 3, 3
    };
 
    template <typename AllEntities> inline static bool skip(const AllEntities& in)
    {
        using C = ColumnAndShifts;
 
        return (in.get(C::poseidon2_perm_sel)).is_zero();
    }
 
    template <typename ContainerOverSubrelations, typename AllEntities>
    void static accumulate(ContainerOverSubrelations& evals,
                           const AllEntities& in,
                           [[maybe_unused]] const RelationParameters<FF>&,
                           [[maybe_unused]] const FF& scaling_factor);
};
 
template <typename FF> class optimized_poseidon2_perm : public Relation<optimized_poseidon2_permImpl<FF>> {
  public:
    static constexpr const std::string_view NAME = "poseidon2_perm";
 
    static std::string get_subrelation_label(size_t index)
    {
        switch (index) {}
        return std::to_string(index);
    }
};
 
} // namespace bb::avm2