liverange_opti_utils.h

 
#ifndef BACKENDS_TOFINO_BF_P4C_PHV_UTILS_LIVERANGE_OPTI_UTILS_H_
#define BACKENDS_TOFINO_BF_P4C_PHV_UTILS_LIVERANGE_OPTI_UTILS_H_
 
#include "backends/tofino/bf-p4c/phv/analysis/dominator_tree.h"
#include "backends/tofino/bf-p4c/phv/utils/slice_alloc.h"
#include "ir/ir.h"
 
namespace PHV {
class Transaction;
}

bool hasParserUse(const PHV::UnitSet &doms);

ordered_set<std::pair<const IR::BFN::Unit *, const IR::BFN::Unit *>> canFUnitsReachGUnits(
    const PHV::UnitSet &f_units, const PHV::UnitSet &g_units,
    const ordered_map<gress_t, FlowGraph> &flowGraph);

void getTrimmedDominators(PHV::UnitSet &candidates, const BuildDominatorTree &domTree);

ordered_map<gress_t, FlowGraph> update_flowgraph(const PHV::UnitSet &g_units,
                                                 const PHV::UnitSet &f_units,
                                                 const ordered_map<gress_t, FlowGraph> &flgraphs,
                                                 const PHV::Transaction &transact, bool &canUseARA);
 
#endif /*  BACKENDS_TOFINO_BF_P4C_PHV_UTILS_LIVERANGE_OPTI_UTILS_H_  */