container_size_extractor.h

 
#ifndef BF_P4C_LOGGING_CONTAINER_SIZE_EXTRACTOR_H_
#define BF_P4C_LOGGING_CONTAINER_SIZE_EXTRACTOR_H_
 
#include "backends/tofino/bf-p4c/logging/constrained_fields.h"
#include "backends/tofino/bf-p4c/phv/pragma/pa_container_size.h"
 
class ContainerSizeExtractor {
 public:
    static void extract(const PragmaContainerSize &pragma, ConstrainedFieldMap &dst);
 
 protected:
    static void applyConstraintToField(ConstrainedField &field, const std::vector<int> &layout);
 
    static bool isLoggableOnField(const std::vector<int> &layout);
 
    static unsigned getFieldSize(const ConstrainedField &field);
 
    static std::vector<le_bitrange> computeSlicing(unsigned fieldSize,
                                                   const std::vector<int> &layout);
 
    static void updateFieldSlicesWithSlicing(const std::vector<le_bitrange> &slicing,
                                             ConstrainedField &field);
 
    static std::vector<ConstrainedSlice *> getSortedSlicePointers(
        const std::vector<le_bitrange> &slicing, ConstrainedField &field);
 
    static void applyConstraintToSlices(std::vector<ConstrainedSlice *> &slices,
                                        const std::vector<int> &layout);
};
 
#endif  // BF_P4C_LOGGING_CONTAINER_SIZE_EXTRACTOR_H_