torc/utils/ArchitectureBrowser.hpp

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// Torc - Copyright 2011 University of Southern California.  All Rights Reserved.
// $HeadURL: https://torc-isi.svn.sourceforge.net/svnroot/torc-isi/branches/staging/0.9/src/torc/utils/ArchitectureBrowser.hpp $
// $Id: ArchitectureBrowser.hpp 10 2011-10-12 18:40:16Z nsteiner $

// This program is free software: you can redistribute it and/or modify it under the terms of the 
// GNU General Public License as published by the Free Software Foundation, either version 3 of the 
// License, or (at your option) any later version.
// 
// This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; 
// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See 
// the GNU General Public License for more details.
// 
// You should have received a copy of the GNU General Public License along with this program.  If 
// not, see <http://www.gnu.org/licenses/>.

/// \file
/// \brief ArchitectureBrowser class for exploring database contents.

#ifndef TORC_UTILS_ARCHITECTUREBROWSER_HPP
#define TORC_UTILS_ARCHITECTUREBROWSER_HPP

#include <iostream>
#include <iomanip>
#include <map>
#include <sstream>
#include "torc/architecture/DDB.hpp"
#include "torc/architecture/DDBStreamHelper.hpp"
#include "torc/architecture/OutputStreamHelpers.hpp"
#include <boost/regex.hpp>
#include <boost/lexical_cast.hpp>
#include <boost/algorithm/string/case_conv.hpp>


namespace torc {

/// \brief Utility class for exploring database contents.
class ArchitectureBrowser {
    
protected:
    /// \brief Imported type name.
    typedef std::string string;
    /// \brief Imported type name.
    typedef architecture::DDB DDB;
    /// \brief Imported type name.
    typedef architecture::PrimitiveDef PrimitiveDef;
    /// \brief Imported type name.
    typedef architecture::Segments Segments;
    /// \brief Imported type name.
    typedef architecture::Sites Sites;
    /// \brief Imported type name.
    typedef architecture::Tiles Tiles;
    /// \brief Imported type name.
    typedef architecture::ArcUsage ArcUsage;
    /// \brief Imported type name.
    typedef architecture::WireUsage WireUsage;
    /// \brief Imported type name.
    typedef architecture::Tilewire Tilewire;
    /// \brief Imported type name.
    typedef architecture::TilewireVector TilewireVector;
    /// \brief Imported type name.
    typedef architecture::WireInfo WireInfo;
    /// \brief Imported type name.
    typedef architecture::xilinx::TileIndex TileIndex;
    /// \brief Imported type name.
    typedef architecture::xilinx::TileCount TileCount;
    /// \brief Imported type name.
    typedef architecture::xilinx::WireIndex WireIndex;
    /// \brief Imported type name.
    typedef architecture::xilinx::TileTypeIndex TileTypeIndex;
    /// \brief Imported type name.
    typedef architecture::xilinx::SiteIndex SiteIndex;
    /// \brief Type for member function pointers.
    typedef void (ArchitectureBrowser::*BrowserFunction)(const std::string& x);
    
    /// \brief Database Reference.
    DDB& mDB;
    /// \brief Segments reference from the database.
    const Segments& mSegments;
    /// \brief Site data reference from the database.
    const Sites& mSites;
    /// \brief Tile data reference from the database.
    const Tiles& mTiles;
    /// \brief Pip usage information from the database.
    ArcUsage& mArcUsage;
    /// \brief Wire usage information from the database.
    WireUsage& mWireUsage;
    
    /// \brief Regular expression for Tilewire form.
    static boost::regex sTilewireRegEx;
    /// \brief Regular expression for nonnegative integers.
    static boost::regex sIndexRegEx;
    /// \brief Regular expression for a name.
    static boost::regex sNameRegEx;
    
    /// \brief Enumeration of menu selection options.
    enum EFunctionMap {
        eNotDefined, eQuit, eBit, eClear, eDetail, eFind, eGoto, eSinks,
        eInstances, eRoute, eSources, eWires, eTypes, eEquations, eeXtent, eMap, 
        eSites, eSitePins, eSegment, eSiteTypes, eDeviceSummary, eTiles, eSiteDetail, eSitesOfType
    };

    /// \brief Mapping from function to index.
    std::map<string, EFunctionMap> mFunctionMap;
    
    
    
public:
    /// \brief Constructor.
    ArchitectureBrowser(DDB& inDB) : mDB(inDB), mSegments(inDB.getSegments()), 
        mSites(inDB.getSites()), mTiles(inDB.getTiles()), 
        mArcUsage(inDB.getArcUsage()), mWireUsage(inDB.getWireUsage()) {
        setupFunctionMap();
    }
    /// \brief Destructor.
    ~ArchitectureBrowser() {}
public:
    /// \brief Function to begin an interactive browsing session.
    void browse() {
        using std::cout;
        using std::cin;
        using std::endl;
        
        BrowserFunction getFilteredTileListRef = &ArchitectureBrowser::getFilteredTileList;
        BrowserFunction getTilewireDetailRef = &ArchitectureBrowser::getTilewireDetail;
        BrowserFunction displayFullSegmentRef = &ArchitectureBrowser::displayFullSegment;
        BrowserFunction getWireListForTileTypeRef = &ArchitectureBrowser::getWireListForTileType;
        BrowserFunction displaySegmentSourcesRef = &ArchitectureBrowser::displaySegmentSources;
        BrowserFunction displaySegmentSinksRef = &ArchitectureBrowser::displaySegmentSinks;
        BrowserFunction getFilteredSiteListRef = &ArchitectureBrowser::getFilteredSiteList;
        BrowserFunction getSiteDetailRef = &ArchitectureBrowser::getSiteDetail;
        BrowserFunction displaySitesOfTypeRef = &ArchitectureBrowser::displaySitesOfType;
        
        string function;
        string userinput;
        Tilewire tw;
        while (true) {
            printFullMenu();
            cin >> function;
            switch (mFunctionMap[function]) {
                case eQuit:
                    cout << "Bye!" << endl << endl;
                    return;
                    break;
                case eDeviceSummary:
                    cout << "Device Summary." << endl;
                    deviceSummary();
                    break;
                case eTiles:
                    //cout << "Tile List." << endl;
                    functionPrompt("Enter regexp filter (\".*\" to match all tiles), q to quit",
                        getFilteredTileListRef);
                    break;
                case eWires:
                    functionPrompt("Enter tile type index, tile type name or tile name, q to quit", 
                        getWireListForTileTypeRef);
                    break;
                case eDetail:
                    functionPrompt("Enter wire@tile, q to quit", getTilewireDetailRef);
                    break;  
                case eSegment:
                    functionPrompt("Enter wire@tile, q to quit", displayFullSegmentRef);
                    break;
                case eSources:
                    functionPrompt("Enter wire@tile, q to quit", displaySegmentSourcesRef);
                    break;
                case eSinks:
                    functionPrompt("Enter wire@tile, q to quit", displaySegmentSinksRef);
                    break;
                case eSites:
                    //cout << "Site List." << endl;
                    functionPrompt("Enter regexp filter (\".*\" to match all sites), q to quit",
                        getFilteredSiteListRef);
                    break;
                case eSiteDetail:
                    functionPrompt("Enter site name or index, q to quit", getSiteDetailRef);
                    break;
                case eSiteTypes:
                    cout << "List site types: " << endl;
                    enumerateSiteTypes();
                    break;
                case eSitesOfType:
                    functionPrompt("Enter site type name, q to quit", displaySitesOfTypeRef);
                    break;
                    
                    
                    
                case eBit:
                    cout << "Bit - Nothing here yet." << endl;
                    break;
                case eClear:
                    cout << "Clear - Nothing here yet." << endl;
                    break;
                case eFind:
                    cout << "Enter tile index: ";
                    cin >> userinput;
                    //findIndexInformation(userinput);
                    break;
                case eGoto:
                    cout << "Enter wire@tile: " << endl;
                    cin >> userinput;
                    //enumerateTileWireSinks(userinput);
                    break;
                case eInstances:
                    cout << "Enter tile type: ";
                    cin >> userinput;
                    //enumerateTileInstances(userinput);
                    break;
                case eRoute:
                    cout << "Route - Not yet supported" << endl;
                    //cout << "Route - Supports routing to a single sink." << endl;
                    //routeToSingleSink();
                    break;
                case eTypes:
                    cout << "Available tile types:" << endl;
                    //enumerateTileTypes();
                    break;
                case eEquations:
                    cout << "Equations - Nothing here yet." << endl;
                    break;
                case eeXtent:
                    cout << "Enter wire@tile: ";
                    cin >> userinput;
                    //enumerateTilewireReach(userinput);
                    break;
                case eMap:
                    cout << "Displaying tilemap:" << endl;
                    //displayTilemap();
                    break;
                case eSitePins:
                    cout << "Enter site: ";
                    cin >> userinput;
                    //enumerateSitePins(userinput);
                    break;
                default:
                    cout << "Invalid Function: " << function << endl;
            }
        }
    }
    /// \brief Secondary menu loop to remain in a particular function.
    void functionPrompt(const char* inPrompt, BrowserFunction f) {
        using std::cout;
        using std::endl;
        using std::cin;
        string userinput;
        while (true) {
            cout << endl << inPrompt << "> ";
            cin >> userinput;
            switch (mFunctionMap[userinput]) {
                case eQuit:
                    return;
                default:
                    (this->*f)(userinput);
                    break;
            }
        }
    }
    /// \brief A brief summary of device information.
    void deviceSummary() {
        using std::cout;
        using std::endl;
        cout << "Name: " << mDB.getDeviceName() << endl;
        cout << "Family: " << mDB.getFamilyName() << endl;
        cout << "Speed grades:";
        for (unsigned int i =0; i < mDB.getSpeedGrades().size(); i++) {
            cout << " " << mDB.getSpeedGrades()[i];
        }
        cout << endl;
        
        cout << "Total tiles: " << mTiles.getTileCount() << endl;
        cout << "Family tile type count: " << mTiles.getTileTypeCount() << endl;
        cout << "Tilemap dimensions: " << mTiles.getRowCount() << " " 
            << mTiles.getColCount() << endl;
        cout << "Wire use: " << mWireUsage.getWireUsageCount() << endl;
        cout << "Arc use: " << mArcUsage.getArcUsageCount() << endl;
    }
    /// \brief List all tiles.
    void getTileList() {
        using std::cout;
        using std::endl;
        std::ios_base::fmtflags saveflags = cout.flags();
        
        for (TileIndex i(0); i < mTiles.getTileCount(); i++) {
            const architecture::TileInfo& ti = mTiles.getTileInfo(i);
            cout << std::setw(6) << i << " type " << std::setw(3) << ti.getTypeIndex() << " " 
                << "(" << std::setw(3) << ti.getRow() << "," << std::setw(3) << ti.getCol() 
                << ")  " << ti.getName() << endl;
        }
        cout.flags(saveflags);
    }
    /// \brief Filtered list of all tiles.
    void getFilteredTileList(const string& inString) {
        using std::cout;
        using std::endl;
        std::ios_base::fmtflags saveflags = cout.flags();
        
        // Replace all asterisks in the input string with regex wildcards (".*")
        std::string userPattern = regex_replace(inString, boost::regex("(?<!\\.)\\*"), ".*");
        
        // Build regex
        boost::regex sTileNameRegEx(userPattern, boost::regex::perl | boost::regex::icase
                                                    | boost::regex::no_except);
        // Check regex syntax
        if (sTileNameRegEx.empty()) {
            cout << "Bad regular expression. Try again." << endl;
            return;
        }
        
        // Print matching sites
        boost::smatch smatches;
        int matchCount = 0;
        for (TileIndex i(0); i < mTiles.getTileCount(); i++) {
            const architecture::TileInfo& ti = mTiles.getTileInfo(i);
            if (regex_match(std::string(ti.getName()), smatches, sTileNameRegEx)) {
                matchCount++;
                cout << std::setw(6) << i << " type " << std::setw(3) << ti.getTypeIndex() << " " 
                    << "(" << std::setw(3) << ti.getRow() << "," << std::setw(3) << ti.getCol() 
                    << ")  " << ti.getName() << endl;
            }
        }
        
        // Output # matches
        cout << endl << matchCount << " match" << (matchCount == 1 ? "." : "es.") << endl;
        
        cout.flags(saveflags);
    }
    /// \brief List of all sites.
    void getSiteList() {
        using std::cout;
        using std::endl;
        std::ios_base::fmtflags saveflags = cout.flags();
        
        for (SiteIndex i(0); i < mSites.getSiteCount(); i++) {
            const architecture::Site& site = mSites.getSite(i);
            cout << std::setw(7) << i << " " << site.getName() << endl;
        }
        cout.flags(saveflags);
    }
    /// \brief Filtered list of all sites.
    void getFilteredSiteList(const string& inString) {
        using std::cout;
        using std::endl;
        std::ios_base::fmtflags saveflags = cout.flags();
        
        // Replace all asterisks in the input string with regex wildcards (".*")
        std::string userPattern = regex_replace(inString, boost::regex("(?<!\\.)\\*"), ".*");
        
        // Build regex
        boost::regex sSiteNameRegEx(userPattern, boost::regex::perl | boost::regex::icase
                                                    | boost::regex::no_except);
        // Check regex syntax
        if (sSiteNameRegEx.empty()) {
            cout << "Bad regular expression. Try again." << endl;
            return;
        }
        
        // Print matching sites
        boost::smatch smatches;
        int matchCount = 0;
        for (SiteIndex i(0); i < mSites.getSiteCount(); i++) {
            const architecture::Site& site = mSites.getSite(i);
            if (regex_match(site.getName(), smatches, sSiteNameRegEx)) {
                matchCount++;
                cout << std::setw(7) << i << " " << site.getName() << endl;
            }
        }
        
        // Output # matches
        cout << endl << matchCount << " match" << (matchCount == 1 ? "." : "es.") << endl;
        
        cout.flags(saveflags);
    }
    /// brief Site detail function.
    void getSiteDetail(const string& inString) {
        using std::cout;
        using std::endl;
        std::ios_base::fmtflags saveflags = cout.flags();
        SiteIndex siteIndex(0);
        std::string siteName;
        boost::smatch smatches;
        if (regex_match(inString, smatches, ArchitectureBrowser::sIndexRegEx)) {
            siteIndex = boost::lexical_cast<SiteIndex>(smatches[1]);
            if (siteIndex >= mSites.getSiteCount()) {
                cout << "Site index " << siteIndex << " out of range! " 
                    << mSites.getSiteCount() << endl;
                return;
            }
        } else if (regex_match(inString, smatches, ArchitectureBrowser::sNameRegEx)) {
            siteIndex = mSites.findSiteIndex(inString);
            if (siteIndex == SiteIndex(-1)) {
                cout << "Site not found: " << inString << endl;
                return;
            }
        } else {
            cout << "Input invalid: " << inString << endl;
            return;
        }
        const architecture::Site& site = mSites.getSite(siteIndex);
        cout << "Site: " << site.getName() << endl;
        cout << "\tTile: " << mTiles.getTileInfo(site.getTileIndex()).getName()
            << " (" << site.getTileIndex() << ") " << endl;
        cout << "\tFlags: " << std::hex << site.getFlags() << endl;
        cout << std::dec << "\tPinMapPtr" << endl << "\t\t";
        for (unsigned int i = 0; i < (site.getPinMapPtr())->getSize(); i++) {
            cout << " " << (*site.getPinMapPtr())[i];
        }
        cout << endl;
        const PrimitiveDef& primDef = *site.getPrimitiveDefPtr();
        cout << "\tPrimitive Definition: " << primDef.getName() << endl;
        cout.flags(saveflags);
        
    }
    /// brief Sites of a particular type function.
    void displaySitesOfType(const string& inString) {
        using std::cout;
        using std::endl;
        std::ios_base::fmtflags saveflags = cout.flags();
        
        for (SiteIndex i(0); i < mSites.getSiteCount(); i++) {
            const architecture::Site& site = mSites.getSite(i);
            const PrimitiveDef* siteTypePtr = site.getPrimitiveDefPtr();
            if (siteTypePtr->getName() == inString)
                cout << std::setw(7) << i << " " << site.getName() << endl;
        }
        
        cout.flags(saveflags);
    }
    /// \brief Tilewire detail function.
    void getTilewireDetail(const string& inString) {
        using std::cout;
        using std::endl;
        Tilewire tw = stringToTilewire(inString);
        if (tw == Tilewire::sInvalid) {
            cout << "Specified tilewire not found: " << inString << endl;
            return;
        }
        TileTypeIndex tti = mTiles.getTileInfo(tw.getTileIndex()).getTypeIndex();
        architecture::ExtendedWireInfo ewi(mDB, tw);
        cout << ewi << endl;
        const architecture::WireInfo& wireinfo = mTiles.getWireInfo(tti, tw.getWireIndex());
        cout << "\toffset: " << wireinfo.getArcOffset() << endl;
        cout << "\tattributes: ";
        cout << (wireinfo.isHidden() ? "HIDDEN " : "");
        cout << (wireinfo.isInput() ? "INPUT " : "");
        cout << (wireinfo.isOutput() ? "OUTPUT " : "");
        cout << (wireinfo.isRemote() ? "REMOTE " : "");
        cout << (wireinfo.isGlobal() ? "GLOBAL " : "");
        cout << (wireinfo.isRemoteNodeCapable() ? "REMOTE_NODE_CAPABLE " : "");
        cout << (wireinfo.isRemoteArcCapable() ? "REMOTE_ARC_CAPABLE " : "") << endl;
        const architecture::WireArray& sinks = wireinfo.getSinks();
        cout << "\tsinks: ";
        for (uint32_t i = 0; i < sinks.getSize(); i++) cout << sinks[i] << " "; cout << endl;
        
        const architecture::WireArray& sources = wireinfo.getSources();
        cout << "\tsources: ";
        for (uint32_t i = 0; i < sources.getSize(); i++) cout << sources[i] << " "; cout << endl;
        
        const architecture::WireArray& isinks = wireinfo.getIrregularSinks();
        cout << "\tirregular sinks: ";
        for (uint32_t i = 0; i < isinks.getSize(); i++) cout << isinks[i] << " "; cout << endl;
        
        const architecture::WireArray& isources = wireinfo.getIrregularSources();
        cout << "\tirregular sources: ";
        for (uint32_t i = 0; i < isources.getSize(); i++) cout << isources[i] << " "; cout << endl;
        
        const architecture::WireArray& tsinks = wireinfo.getTiedSinks();
        cout << "\ttied sinks: ";
        for (uint32_t i = 0; i < tsinks.getSize(); i++) cout << tsinks[i] << " "; cout << endl;
        
        const architecture::WireArray& tsources = wireinfo.getTiedSources();
        cout << "\ttied sources: ";
        for (uint32_t i = 0; i < tsources.getSize(); i++) cout << tsources[i] << " "; cout << endl;

        /// \todo SegmentReference with internal segment data?
        
        architecture::TilewireVector segmentwires;
        mDB.expandSegment(tw, segmentwires);
        cout << "\t";
        for (uint32_t i = 0; i < segmentwires.size(); i++) cout << segmentwires[i] << " ";
        cout << endl;
    }
    /// \brief Display source Tilewires of a segment.
    void displaySegmentSources(const string& inString) {
        using std::cout;
        using std::endl;
        
        Tilewire tw = stringToTilewire(inString);
        if (tw == Tilewire::sInvalid) {
            cout << inString << " is not a valid Tilewire" << endl;
            return;
        }
        architecture::TilewireVector segmentWires;
        architecture::TilewireVector sourceWires;
        cout << "Sources for segment containing: " << inString << endl;
        mDB.expandSegment(tw, segmentWires);
        for (uint32_t i = 0; i < segmentWires.size(); i++) {
            architecture::ExtendedWireInfo ewi(mDB, segmentWires[i]);
            cout << "|\t" << ewi << endl;
            sourceWires.clear();
            mDB.expandTilewireSources(segmentWires[i], sourceWires);
            for (uint32_t j = 0; j < sourceWires.size(); j++) {
                architecture::ExtendedWireInfo ewi2(mDB, sourceWires[j]);
                cout << "|<--\t\t" << ewi2 << endl;
            }
        }
    }
    /// \brief Display sink Tilewires of a segment.
    void displaySegmentSinks(const string& inString) {
        using std::cout;
        using std::endl;
        
        Tilewire tw = stringToTilewire(inString);
        if (tw == Tilewire::sInvalid) {
            cout << inString << " is not a valid Tilewire" << endl;
            return;
        }
        architecture::TilewireVector segmentWires;
        architecture::TilewireVector sinkWires;
        cout << "Sinks for segment containing: " << inString << endl;
        mDB.expandSegment(tw, segmentWires);
        for (uint32_t i = 0; i < segmentWires.size(); i++) {
            architecture::ExtendedWireInfo ewi(mDB, segmentWires[i]);
            cout << "|\t" << ewi << endl;
            sinkWires.clear();
            mDB.expandTilewireSinks(segmentWires[i], sinkWires);
            for (uint32_t j = 0; j < sinkWires.size(); j++) {
                architecture::ExtendedWireInfo ewi2(mDB, sinkWires[j]);
                cout << "|-->\t\t" << ewi2 << endl;
            }
        }
    }
    /// \brief Display segment connectivity.
    void displayFullSegment(const string& inString) {
        using std::cout;
        using std::endl;
        
        std::map<string, std::vector<string> > sourcemap;
        std::map<string, std::vector<string> > sinkmap;
        std::vector<string> segmentstrings;
        
        Tilewire tw = stringToTilewire(inString);
        if (tw == Tilewire::sInvalid) {
            cout << inString << " is not a valid Tilewire" << std::endl;
            return;
        }
        architecture::TilewireVector segmentwires;
        architecture::TilewireVector arcwires;
        mDB.expandSegment(tw, segmentwires);
        for (uint32_t i = 0; i < segmentwires.size(); i++) {
            architecture::ExtendedWireInfo ewi(mDB, segmentwires[i]);
            std::stringstream segwire;
            segwire << ewi;
            string segwirestring = segwire.str();
            segmentstrings.push_back(segwirestring);
            
            sinkmap[segwirestring] = std::vector<string>();
            sourcemap[segwirestring] = std::vector<string>();

            arcwires.clear();
            mDB.expandTilewireSinks(segmentwires[i], arcwires);
            for (uint32_t j = 0; j < arcwires.size(); j++) {
                architecture::ExtendedWireInfo ewi2(mDB, arcwires[j]);
                std::stringstream arcwire;
                arcwire << ewi2;
                
                sinkmap[segwirestring].push_back(arcwire.str());
            }
            arcwires.clear();
            mDB.expandTilewireSources(segmentwires[i], arcwires);
            for (uint32_t j = 0; j < arcwires.size(); j++) {
                architecture::ExtendedWireInfo ewi2(mDB, arcwires[j]);
                std::stringstream arcwire;
                arcwire << ewi2;
                
                sourcemap[segwirestring].push_back(arcwire.str());
            }
        }
        cout << "Displaying segment containing: " << inString << endl;
        /*for (uint32_t i = 0; i < segmentstrings.size(); i++) {
            //cout << "\t\t" << segmentstrings[i] << endl;
            for (uint32_t j = 0; j < sourcemap[segmentstrings[i]].size(); j++) {
                cout << "|<--\t" << sourcemap[segmentstrings[i]][j] << endl;
            }
            cout << "|\t\t" << segmentstrings[i] << endl;
            for (uint32_t j = 0; j < sinkmap[segmentstrings[i]].size(); j++) {
                cout << "|-->\t\t\t" << sinkmap[segmentstrings[i]][j] << endl;
            }
        }*/
        for (uint32_t i = 0; i < segmentstrings.size(); i++) {
            cout << "|" << endl << "| " << segmentstrings[i] << endl;
            
            for (uint32_t j = 0; j < sourcemap[segmentstrings[i]].size(); j++) {
                cout << "|  <--- " << sourcemap[segmentstrings[i]][j] << endl;
            }
            for (uint32_t j = 0; j < sinkmap[segmentstrings[i]].size(); j++) {
                cout << "|  ---> " << sinkmap[segmentstrings[i]][j] << endl;
            }
        }
        
    }
    /// \brief Display segment connectivity.
    void displayFullSegmentFANCY(const string& inString) {
        using std::cout;
        using std::endl;
        
        std::map<string, std::vector<string> > sourcemap;
        std::map<string, std::vector<string> > sinkmap;
        std::vector<string> segmentstrings;
        
        Tilewire tw = stringToTilewire(inString);
        architecture::TilewireVector segmentwires;
        architecture::TilewireVector arcwires;
        mDB.expandSegment(tw, segmentwires);
        for (uint32_t i = 0; i < segmentwires.size(); i++) {
            architecture::ExtendedWireInfo ewi(mDB, segmentwires[i]);
            std::stringstream segwire;
            
            segwire << ewi;
            string segwirestring = segwire.str();
            segmentstrings.push_back(segwirestring);
            
            sinkmap[segwirestring] = std::vector<string>();
            sourcemap[segwirestring] = std::vector<string>();

            arcwires.clear();
            mDB.expandTilewireSinks(segmentwires[i], arcwires);
            for (uint32_t j = 0; j < arcwires.size(); j++) {
                architecture::ExtendedWireInfo ewi2(mDB, arcwires[j]);
                std::stringstream arcwire;
                
                arcwire << ewi2;
                
                sinkmap[segwirestring].push_back(arcwire.str());
            }
            arcwires.clear();
            mDB.expandTilewireSources(segmentwires[i], arcwires);
            for (uint32_t j = 0; j < arcwires.size(); j++) {
                architecture::ExtendedWireInfo ewi2(mDB, arcwires[j]);
                std::stringstream arcwire;
                
                arcwire << ewi2;
                
                sourcemap[segwirestring].push_back(arcwire.str());
            }
        }
        
        uint32_t sourcewidth = 0;
        uint32_t segwidth = 0;
        uint32_t sinkwidth = 0;
        
        std::map<string, std::vector<string> >::iterator e;
        std::map<string, std::vector<string> >::iterator p;
        
        e = sourcemap.end();
        for (p = sourcemap.begin(); p != e; p++) {
            // get length of longest string
            for (uint32_t j = 0; j < p->second.size(); j++) {
                if (p->second[j].size() > sourcewidth) sourcewidth = p->second[j].size();
            }
        }
        e = sinkmap.end();
        for (p = sinkmap.begin(); p != e; p++) {
            // get length of longest string
            for (uint32_t j = 0; j < p->second.size(); j++) {
                if (p->second[j].size() > sinkwidth) sinkwidth = p->second[j].size();
            }
        }
        for (uint32_t i = 0; i < segmentstrings.size(); i++) {
            if (segmentstrings[i].size() > segwidth) segwidth = segmentstrings[i].size();
        }
        sourcewidth += 2;
        segwidth += 2;
        sinkwidth += 2;
        
        for (uint32_t i = 0; i < segmentstrings.size(); i++) {
            std::map<string, std::vector<string> >::iterator p;
            p = sourcemap.find(segmentstrings[i]);
            if (p != sourcemap.end() && p->second.size() > 0) {
                for (uint32_t j = 0; j < p->second.size() - 1; j++) {
                    cout << " " << p->second[j];
                    for (uint32_t k = p->second[j].size(); k < sourcewidth; k++) cout << " ";
                    cout << "|" << endl;
                }
                cout << " " << p->second[p->second.size() - 1];
                for (uint32_t k = p->second[p->second.size() - 1].size();
                    k < sourcewidth; k++) cout << " ";
                cout << "+ ";
            } else {
                for (uint32_t k = 0; k < sourcewidth + 3; k++) cout << " "; 
            }
            
            cout << segmentstrings[i];
            for (uint32_t k = segmentstrings[i].size(); k < segwidth; k++) cout << " ";
            p = sinkmap.find(segmentstrings[i]);
            if (p != sinkmap.end()) {
                if (p->second.size() > 0) cout << " + " << p->second[0] << endl;
                else cout << endl;
                for (uint32_t j = 1; j < p->second.size(); j++) {
                    for (uint32_t k = 0; k < sourcewidth + segwidth + 4; k++) cout << " ";
                    cout << "| " << p->second[j] << endl;
                }
            }
        }
        
    }
    /// \brief List all wires for a given tile type.
    void getWireListForTileType(const string& inString) {
        using std::cout;
        using std::endl;
        
        TileTypeIndex tileType(0);
        TileIndex tileIndex(0);
        string tileTypeName;
        string tileName;
        
        boost::smatch smatches;
        if (regex_match(inString, smatches, ArchitectureBrowser::sIndexRegEx)) {
            tileType = boost::lexical_cast<TileTypeIndex>(smatches[1]);
            if (tileType >= mTiles.getTileTypeCount()) {
                cout << "Type index " << tileType << " out of range! " 
                    << mTiles.getTileTypeCount() << endl;
                return;
            }
            tileTypeName = mTiles.getTileTypeName(tileType);
        } else if (regex_match(inString, smatches, ArchitectureBrowser::sNameRegEx)) {
            bool flag = false;
            tileTypeName = smatches[1];
            for ( ; tileType < mTiles.getTileTypeCount(); tileType++) {
                if (tileTypeName == mTiles.getTileTypeName(tileType)) {
                    flag = true;
                    break;
                }
            }
            tileName = tileTypeName;
            for ( ; tileIndex < mTiles.getTileCount(); tileIndex++) {
                const architecture::TileInfo& tileInfo = mTiles.getTileInfo(tileIndex);
                if (tileTypeName == tileInfo.getName()) {
                    tileType = tileInfo.getTypeIndex();
                    tileTypeName = mTiles.getTileTypeName(tileType);
                    flag = true;
                    break;
                }
            }
            if (!flag) {
                cout << inString << " not found." << endl;
                return;
            }
        } else {
            cout << "Input invalid: " << inString << endl;
            return;
        }
        
        const architecture::Array<const architecture::WireInfo>& wireInfoArray = 
            mTiles.getWireInfo(tileType);
        
        cout << "Wires for tile type: " << tileTypeName << " (" << tileType << ")" << endl;
        for (uint32_t i = 0; i < wireInfoArray.getSize(); i++) {
            const WireInfo& wireInfo = wireInfoArray[i];
            cout << "\t" << i << ": " << wireInfo.getName();
            cout << (wireInfo.isHidden() ? "  (HIDDEN) " : "");
            cout << (wireInfo.isInput() ? "  (INPUT) " : "");
            cout << (wireInfo.isOutput() ? "  (OUTPUT) " : "");
            cout << (wireInfo.isRemote() ? "  (REMOTE) " : "");
            cout << (wireInfo.isGlobal() ? "  (GLOBAL) " : "");
            cout << (wireInfo.isRemoteNodeCapable() ? "  (REMOTE_NODE_CAPABLE) " : "");
            cout << (wireInfo.isRemoteArcCapable() ? "  (REMOTE_ARC_CAPABLE) " : "");
            cout << endl;
        }
    }
    void enumerateSiteTypes() {
        using std::cout;
        using std::endl;
        cout << "Device Site Types:" << endl;
        
        const architecture::Array<const PrimitiveDef>& siteTypes = mSites.getSiteTypes();
        for (uint32_t i = 0; i < siteTypes.getSize(); i++) {
            cout << siteTypes[i].getName() << endl;
        }
    }
public:
    /// \brief Convert user input to a Tilewire.
    Tilewire stringToTilewire(const string& inString) {
        TileIndex tile;
        WireIndex wire;
        
        boost::smatch smatches;
        boost::smatch smatches2;
        if (regex_match(inString, smatches, ArchitectureBrowser::sTilewireRegEx)) {
            // wire@tile form
            string tilePart = smatches[2];
            boost::to_upper(tilePart);
            if (regex_match(tilePart, smatches2, ArchitectureBrowser::sIndexRegEx)) {
                tile = boost::lexical_cast<TileIndex>(smatches2[1]);
            } else if (regex_match(tilePart, smatches2, ArchitectureBrowser::sNameRegEx)) {
                tile = mTiles.findTileIndex(tilePart);
            } else {
                return Tilewire::sInvalid;
            }
            if (tile >= mTiles.getTileCount()) return Tilewire::sInvalid;
            TileTypeIndex tti = mTiles.getTileInfo(tile).getTypeIndex();
            string wirePart = smatches[1];
            boost::to_upper(wirePart);
            if (regex_match(wirePart, smatches2, ArchitectureBrowser::sIndexRegEx)) {
                wire = boost::lexical_cast<WireIndex>(smatches2[1]);
            } else if (regex_match(wirePart, smatches2, ArchitectureBrowser::sNameRegEx)) {
                wire = mTiles.findWireIndex(tti, wirePart);
            } else {
                return Tilewire::sInvalid;
            }
            if (wire >= mTiles.getWireInfo(tti).getSize()) return Tilewire::sInvalid;
            return Tilewire(tile, wire);
        }
        else {
            return Tilewire::sInvalid;
        }
    }
    /// \brief Print the full menu of browser functions.
    void printFullMenu();
    /// \brief Prepare function map to lookup what the user asks for.
    void setupFunctionMap();
    
};

} // namespace torc

#endif // TORC_UTILS_ARCHITECTUREBROWSER_HPP

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