action_packing_validator_interface.h

 
#ifndef BF_P4C_PHV_ACTION_PACKING_VALIDATOR_INTERFACE_H_
#define BF_P4C_PHV_ACTION_PACKING_VALIDATOR_INTERFACE_H_
 
#include <optional>
 
#include "backends/tofino/bf-p4c/phv/action_source_tracker.h"
#include "backends/tofino/bf-p4c/phv/utils/utils.h"
#include "lib/cstring.h"
#include "lib/ordered_set.h"
 
namespace PHV {
 
class ActionPackingValidatorInterface {
 public:
    struct Result {
        enum class Code { OK, BAD, UNKNOWN };
        Code code = Code::UNKNOWN;
        cstring err = cstring::empty;
        ordered_set<const SuperCluster::SliceList *> *invalid_packing =
            new ordered_set<const SuperCluster::SliceList *>();
        std::optional<const IR::MAU::Action *> invalid_action = std::nullopt;
        Result() = default;
        explicit Result(Code code, cstring err = cstring::empty) : code(code), err(err) {}
    };
 
    virtual Result can_pack(
        const ordered_set<const SuperCluster::SliceList *> &slice_lists,
        const ordered_set<const SuperCluster::SliceList *> &can_be_further_split = {},
        const bool loose_mode = false) const = 0;
};
 
}  // namespace PHV
 
#endif /* BF_P4C_PHV_ACTION_PACKING_VALIDATOR_INTERFACE_H_ */