memoize_min_stage.h

 
#ifndef BACKENDS_TOFINO_BF_P4C_PHV_ANALYSIS_MEMOIZE_MIN_STAGE_H_
#define BACKENDS_TOFINO_BF_P4C_PHV_ANALYSIS_MEMOIZE_MIN_STAGE_H_
 
#include "backends/tofino/bf-p4c/mau/table_dependency_graph.h"
#include "backends/tofino/bf-p4c/mau/table_summary.h"
#include "backends/tofino/bf-p4c/phv/mau_backtracker.h"
#include "backends/tofino/bf-p4c/phv/phv_fields.h"
 
// MemoizeStage save table stage mapping to static vairables of PhvInfo object,
// both physical stage and min stage.
class MemoizeStage : public Inspector {
 private:
    const DependencyGraph &dg;          // for min stages
    const MauBacktracker &backtracker;  // for physical stages
 
    profile_t init_apply(const IR::Node *root) override;
    bool preorder(const IR::MAU::Table *tbl) override;
 
 public:
    explicit MemoizeStage(const DependencyGraph &d, const MauBacktracker &backtracker)
        : dg(d), backtracker(backtracker) {}
};
 
#endif /*  BACKENDS_TOFINO_BF_P4C_PHV_ANALYSIS_MEMOIZE_MIN_STAGE_H_  */