torc/physical/Design.hpp

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// Torc - Copyright 2011 University of Southern California.  All Rights Reserved.
// $HeadURL: https://svn.east.isi.edu/torc/trunk/src/torc/physical/Design.hpp $
// $Id: Design.hpp 380 2011-02-23 04:05:26Z 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 Header for the Design class.

#ifndef TORC_PHYSICAL_DESIGN_HPP
#define TORC_PHYSICAL_DESIGN_HPP

#include "torc/physical/Circuit.hpp"
#include "torc/physical/Module.hpp"
#include <string>

namespace torc {
namespace physical {

    /// \brief Physical netlist design.
    /// \details The design is the top-level entity.  It consists of an arbitrary number of 
    ///     modules, instances, and nets.
    /// \details Design objects must be created by the Factory class.
    class Design : public Circuit {
    // friends
        /// \brief The Factory class has direct access to our internals.
        friend class Factory;
    protected:
    // types
        /// \brief Imported type name.
        typedef std::string string;
    // members
        /// \brief Vector of module shared pointers.
        ModuleSharedPtrVector mModules;
        /// \brief The target device specified for this design.
        string mDevice;
        /// \brief The device package specified for this design.
        string mPackage;
        /// \brief The device speed grade specified for this design.
        string mSpeedGrade;
        /// \brief The XDL version specified for this design.
        string mXdlVersion;
    // constructors
        /// \brief Protected constructor.  Designs must be created by the Factory.
        /// \param inName The design name.
        /// \param inDevice The design device.
        /// \param inPackage The device package.
        /// \param inSpeedGrade The device speed grade.
        /// \param inXdlVersion The design XDL version.
        Design(const string& inName, const string& inDevice, const string& inPackage, 
            const string& inSpeedGrade, const string& inXdlVersion) : Circuit(inName), 
            mDevice(inDevice), mPackage(inPackage), mSpeedGrade(inSpeedGrade), 
            mXdlVersion(inXdlVersion) {}
    public:
    // types
        /// \brief Constant iterator for Module shared pointers.
        typedef ModuleSharedPtrVector::const_iterator ModuleSharedPtrConstIterator;
        /// \brief Non-constant iterator for Module shared pointers.
        typedef ModuleSharedPtrVector::iterator ModuleSharedPtrIterator;
    // functions
        /// \brief Find a design module by name.
        /// \param inName The module name to look for.
        /// \returns an iterator for the specified module, or modulesEnd() if the name was not 
        ///     found.
        ModuleSharedPtrIterator findModule(const string& inName) {
            NameComparator predicate(inName);
            return std::find_if(modulesBegin(), modulesEnd(), predicate);
        }
        /// \brief Add a module to the design.
        /// \param inModulePtr The module to add.
        /// \returns true if the module was added, or false if a module with the same name already 
        ///     exists in the design.
        bool addModule(ModuleSharedPtr& inModulePtr) {
            /// \todo Acquire mutex.
            ModuleSharedPtrVector::iterator e = mModules.end();
            ModuleSharedPtrVector::iterator result = findModule(inModulePtr->getName());
            if(result == e) mModules.push_back(inModulePtr);
            inModulePtr->setParentWeakPtr(mSelfWeakPtr);
            return result == e; // return true if we added the module
            /// \todo Release mutex.
        }
        /// \brief Remove a module from the design.
        /// \param inModulePtr The module to remove.
        /// \returns true if the module was remove, or false if the module did not exist.
        bool removeModule(ModuleSharedPtr& inModulePtr) {
            /// \todo Acquire mutex.
            ModuleSharedPtrVector::iterator e = mModules.end();
            ModuleSharedPtrVector::iterator result = std::find(mModules.begin(), e, inModulePtr);
            if(result == e) return false;
            mModules.erase(result);
            /// \todo Release mutex.
            return true;
        }
    // accessors
        /// \brief Returns the target device for this design.
        const string& getDevice(void) const { return mDevice; }
        /// \brief Returns the device package for this design.
        const string& getPackage(void) const { return mPackage; }
        /// \brief Returns the device speed grade for this design.
        const string& getSpeedGrade(void) const { return mSpeedGrade; }
        /// \brief Returns the XDL version for this design.
        const string& getXdlVersion(void) const { return mXdlVersion; }
        /// \brief Sets the target device for this design.
        void setDevice(const string& inDevice) { mDevice = inDevice; }
        /// \brief Sets the device package for this design.
        void setPackage(const string& inPackage) { mPackage = inPackage; }
        /// \brief Sets the device speed grade for this design.
        void setSpeedGrade(const string& inSpeedGrade) { mSpeedGrade = inSpeedGrade; }
        /// \brief Sets the XDL version for this design.
        void setXdlVersion(const string& inXdlVersion) { mXdlVersion = inXdlVersion; }
        /// \brief Returns the number of modules in the design.
        size_t getModuleCount(void) const { return mModules.size(); }
    // iterators
        /// \brief Returns the begin constant iterator for modules.
        ModuleSharedPtrConstIterator modulesBegin(void) const { return mModules.begin(); }
        /// \brief Returns the end constant iterator for modules.
        ModuleSharedPtrConstIterator modulesEnd(void) const { return mModules.end(); }
        /// \brief Returns the begin non-constant iterator for modules.
        ModuleSharedPtrIterator modulesBegin(void) { return mModules.begin(); }
        /// \brief Returns the end non-constant iterator for modules.
        ModuleSharedPtrIterator modulesEnd(void) { return mModules.end(); }
    };

    /// \brief Shared pointer encapsulation of a Design.
    typedef boost::shared_ptr<Design> DesignSharedPtr;

    /// \brief Vector of Design shared pointers.
    typedef std::vector<DesignSharedPtr> DesignSharedPtrVector;

} // namespace physical
} // namespace torc

#endif // TORC_PHYSICAL_DESIGN_HPP

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