matchActionTableMetrics.h

/*
Collects match-action table metrics by inspecting each table's
properties and extracting the number of actions, as well as unwrapping
each key field and extracting its bit width.
*/
 
#ifndef FRONTENDS_P4_METRICS_MATCHACTIONTABLEMETRICS_H_
#define FRONTENDS_P4_METRICS_MATCHACTIONTABLEMETRICS_H_
 
#include "frontends/p4/metrics/metricsStructure.h"
#include "frontends/p4/typeChecking/typeChecker.h"
#include "ir/ir.h"
 
namespace P4 {
 
class MatchActionTableMetricsPass : public Inspector {
 private:
    unsigned keySize(const IR::KeyElement *keyElement);
    TypeMap *typeMap;
    MatchActionTableMetrics &metrics;
 
 public:
    explicit MatchActionTableMetricsPass(TypeMap *map, Metrics &metricsRef)
        : typeMap(map), metrics(metricsRef.matchActionTableMetrics) {
        setName("MatchActionTableMetricsPass");
    }
 
    void postorder(const IR::P4Table *table) override;
    void postorder(const IR::P4Program * /*program*/) override;
};
 
}  // namespace P4
 
#endif /* FRONTENDS_P4_METRICS_MATCHACTIONTABLEMETRICS_H_ */