+}
+
+QList<QString> GroupBlock::getExternalResources() {
+
+ QList<QString> list;
+ foreach(AbstractBlock* block, blocks) {
+ list.append(block->getExternalResources());
+ }
+ return list;
+}
+
+void GroupBlock::generateVHDL(const QString& path) throw(Exception) {
+
+ QString coreFile = "";
+
+ coreFile = path;
+ coreFile.append(Parameters::normalizeName(name));
+ coreFile.append(".vhd");
+
+ QFile vhdlCore(coreFile);
+
+ if (!vhdlCore.open(QIODevice::WriteOnly)) {
+ throw(Exception(VHDLFILE_NOACCESS));
+ }
+
+ cout << "generate VHDL of block " << qPrintable(name) << " in " << qPrintable(coreFile) << endl;
+ QTextStream outCore(&vhdlCore);
+
+ QDomElement dummyElt;
+ try {
+ generateComments(outCore,dummyElt,"");
+ generateLibraries(outCore,dummyElt);
+ generateEntity(outCore);
+ generateArchitecture(outCore,dummyElt);
+
+ foreach(AbstractBlock* block, blocks) {
+ block->generateVHDL(path);
+ }
+ }
+ catch(Exception err) {
+ throw(err);
+ }
+
+ vhdlCore.close();
+}
+
+
+void GroupBlock::generateComments(QTextStream& out, QDomElement &elt, QString coreFile) throw(Exception) {
+ out << " -- VHDL generated automatically for " << name << " --" << endl << endl;
+}
+
+void GroupBlock::generateLibraries(QTextStream& out, QDomElement &elt) throw(Exception) {
+
+ out << "library IEEE;" << endl;
+ out << "use IEEE.STD_LOGIC_1164.all;" << endl;
+ out << "use IEEE.numeric_std.all;" << endl;
+
+}
+
+void GroupBlock::generateEntityOrComponentBody(QTextStream& out, int indentLevel, bool hasController) throw(Exception) {
+
+ int i;
+ QString indent = "";
+ for(i=0;i<indentLevel;i++) {
+ indent += " ";
+ }
+
+ QList<BlockParameter*> listGenerics = getGenericParameters();
+ QList<AbstractInterface*> listInputs = getInputs();
+ QList<AbstractInterface*> listOutputs = getOutputs();
+ QList<AbstractInterface*> listBidirs = getBidirs();
+
+ if (!listGenerics.isEmpty()) {
+ out << indent << " generic (" << endl;
+ for(i=0;i<listGenerics.size()-1;i++) {
+ out << indent << " " << listGenerics.at(i)->toVHDL(BlockParameter::Entity, 0) << endl;
+ }
+ out << indent << " " << listGenerics.at(i)->toVHDL(BlockParameter::Entity,BlockParameter::NoComma) << endl;
+ out << indent << " );" << endl;
+ }
+
+ out << indent << " port (" << endl;
+
+ // Generation of the clk & rst signals
+ out << indent << " -- clk/rst" << endl;
+ foreach(AbstractInterface* iface, listInputs) {
+ if(iface->getPurpose() == AbstractInterface::Clock || iface->getPurpose() == AbstractInterface::Reset) {
+ out << indent << " " << iface->getName() << " : in std_logic;" << endl;
+ }
+ }
+
+ int count = 0;
+ foreach(AbstractInterface* iface, getInterfaces()) {
+ if((iface->getPurpose() == AbstractInterface::Data)||(iface->getPurpose() == AbstractInterface::Control)) count++;
+ }
+ // Generation of the data/control signals
+
+ int flag = 0;
+ bool first = true;
+
+ foreach(AbstractInterface* iface, listInputs) {
+ if(iface->getPurpose() == AbstractInterface::Data) {
+ if (first) {
+ out << indent << " -- input data ports" << endl;
+ first = false;
+ }
+ count--;
+ if (count == 0) flag = AbstractInterface::NoComma;
+ out << indent << " " << iface->toVHDL(AbstractInterface::Entity, flag) << endl;
+ }
+ }
+ first = true;
+ foreach(AbstractInterface* iface, listInputs) {
+ if(iface->getPurpose() == AbstractInterface::Control) {
+ if (first) {
+ out << indent << " -- input control ports" << endl;
+ first = false;
+ }
+ count--;
+ if (count == 0) flag = AbstractInterface::NoComma;
+ out << indent << " " << iface->toVHDL(AbstractInterface::Entity, flag) << endl;
+ }
+ }
+ first = true;
+ foreach(AbstractInterface* iface, listOutputs) {
+ if(iface->getPurpose() == AbstractInterface::Data) {
+ if (first) {
+ out << indent << " -- output data ports" << endl;
+ first = false;
+ }
+ count--;
+ if (count == 0) flag = AbstractInterface::NoComma;
+ out << indent << " " << iface->toVHDL(AbstractInterface::Entity, flag) << endl;
+ }
+ }
+ first = true;
+ foreach(AbstractInterface* iface, listOutputs) {
+ if(iface->getPurpose() == AbstractInterface::Control) {
+ if (first) {
+ out << indent << " -- output control ports" << endl;
+ first = false;
+ }
+ count--;
+ if (count == 0) flag = AbstractInterface::NoComma;
+ out << indent << " " << iface->toVHDL(AbstractInterface::Entity, flag) << endl;
+ }
+ }
+ first = true;
+ foreach(AbstractInterface* iface, listBidirs) {
+ if(iface->getPurpose() == AbstractInterface::Data) {
+ if (first) {
+ out << indent << " -- bidirs data ports" << endl;
+ first = false;
+ }
+ count--;
+ if (count == 0) flag = AbstractInterface::NoComma;
+ out << indent << " " << iface->toVHDL(AbstractInterface::Entity, flag) << endl;
+ }
+ }
+ out << indent << " );" << endl << endl;
+}
+
+void GroupBlock::generateArchitecture(QTextStream& out, QDomElement &elt) throw(Exception) {
+
+ int i;
+
+ out << "architecture rtl of " << name << " is " << endl << endl;
+
+ // generate type for delays, if needed.
+ QList<int> modWidth;
+ foreach(AbstractBlock* block, blocks) {
+ QList<AbstractInterface*> listCtlInputs = block->getControlInputs();
+ foreach(AbstractInterface* iface, listCtlInputs) {
+ ConnectedInterface* connCtlIface = AI_TO_CON(iface);
+ AbstractInputModifier* modifier = connCtlIface->getInputModifier();
+ if (modifier != NULL) {
+ ConnectedInterface* connIface = AI_TO_CON(connCtlIface->getAssociatedIface());
+ int w = connIface->getWidth();
+ if (w == -1) throw(Exception(INVALID_VALUE));
+ if (!modWidth.contains(w)) {
+ modWidth.append(w);
+ }
+ }
+ }
+ }
+ if (modWidth.size() > 0) {
+
+ out << " -- types for modified inputs" << endl;
+ out << " type vector_of_std_logic is array (natural range <>) of std_logic;" << endl;
+ foreach(int w, modWidth) {
+ QString mw = "";
+ mw.setNum(w);
+ QString mwm1 = "";
+ mwm1.setNum(w-1);
+ out << " type vector_of_std_logic_vector"<< mw << " is array (natural range <>) of std_logic_vector(" << mwm1 << " downto 0);" << endl;
+ }
+ out << endl;
+ }
+
+
+ // generate the components
+ foreach(AbstractBlock* block, blocks) {
+ try {
+ block->generateComponent(out,false);
+ }
+ catch(Exception e) {
+ throw(e);
+ }
+ }
+
+ out << endl;
+ // generate signals
+ out << " ----------------------------" << endl;
+ out << " -- SIGNALS" << endl;
+ out << " ----------------------------" << endl << endl;
+
+ // signals to synchronize inputs
+ out << " -- signals to synchronize inputs" << endl;
+ foreach(AbstractInterface* iface, getInputs()) {
+ if ((iface->getPurpose() == AbstractInterface::Data)||(iface->getPurpose() == AbstractInterface::Control)) {
+ QString name = iface->toVHDL(AbstractInterface::Signal,0);
+ name.replace(" : ","_sync : ");
+ out << " signal " << name<< endl;
+ }
+ }
+ out << endl;
+
+ // "normal" signals
+ foreach(AbstractBlock* block, blocks) {
+ try {
+ out << " -- signals from output ports of " << block->getName() << endl;
+ QList<AbstractInterface*> listOutputs = block->getOutputs();
+ foreach(AbstractInterface* iface, listOutputs) {
+ if ((iface->getPurpose() == AbstractInterface::Data)||(iface->getPurpose() == AbstractInterface::Control)) {
+ out << " signal " << iface->toVHDL(AbstractInterface::Signal,0) << endl;
+ }
+ else if (block->getName() == "clkrstgen") {
+ if ((iface->getPurpose() == AbstractInterface::Clock)||(iface->getPurpose() == AbstractInterface::Reset)) {
+ out << " signal " << iface->toVHDL(AbstractInterface::Signal,0) << endl;
+ }
+ }
+ }
+ }
+ catch(Exception e) {
+ throw(e);
+ }
+ out << endl;
+ }
+
+ // signal for modifiers
+ foreach(AbstractBlock* block, blocks) {
+ bool hasModif = false;
+ QList<AbstractInterface*> listCtlInputs = block->getControlInputs();
+
+ foreach(AbstractInterface* iface, listCtlInputs) {
+ ConnectedInterface* connCtlIface = AI_TO_CON(iface);
+ AbstractInputModifier* modifier = connCtlIface->getInputModifier();
+ if (modifier != NULL) {
+ hasModif = true;
+ break;
+ }
+ }
+ if (hasModif) {
+ try {
+ out << " -- signals for modified input ports of " << block->getName() << endl;
+ foreach(AbstractInterface* iface, listCtlInputs) {
+ ConnectedInterface* connCtlIface = AI_TO_CON(iface);
+ AbstractInputModifier* modifier = connCtlIface->getInputModifier();
+ if (modifier != NULL) {
+ out << modifier->toVHDL(AbstractInputModifier::Signal,0) << endl;
+ }
+ }
+ }
+ catch(Exception e) {
+ throw(e);
+ }
+ out << endl;
+ }
+ }
+
+ out << "begin" << endl;
+
+ // generate signals that goes to the output ports
+
+ out << " -- connections to output ports of " << name << endl;
+ QList<AbstractInterface*> listOutputs = getOutputs();
+ foreach(AbstractInterface* iface, listOutputs) {
+ if ((iface->getPurpose() == AbstractInterface::Data)||(iface->getPurpose() == AbstractInterface::Control)) {
+ ConnectedInterface* connIface = AI_TO_CON(iface);
+ ConnectedInterface* fromIface = connIface->getConnectedFrom();
+ out << " " << connIface->getName() << " <= " << fromIface->toVHDL(AbstractInterface::Instance,0) << ";" << endl;
+ }
+ }
+
+ out << endl;
+
+
+
+ // generate instances
+ foreach(AbstractBlock* block, blocks) {
+ try {
+ out << " " << block->getName() << "_1 : " << block->getName() << endl;
+
+ QList<BlockParameter*> listGenerics = block->getGenericParameters();
+ QList<AbstractInterface*> listInputs = block->getInputs();
+ QList<AbstractInterface*> listOutputs = block->getOutputs();
+ QList<AbstractInterface*> listBidirs = block->getBidirs();
+
+ if (!listGenerics.isEmpty()) {
+ out << " generic map (" << endl;
+ for(i=0;i<listGenerics.size()-1;i++) {
+ out << " " << listGenerics.at(i)->toVHDL(BlockParameter::Instance, BlockParameter::NoComma) << "," << endl;
+ }
+ out << " " << listGenerics.at(i)->toVHDL(BlockParameter::Instance,BlockParameter::NoComma) << endl;
+ out << " )" << endl;
+ }
+
+ out << " port map (" << endl;
+ QString portMap = "";
+
+ for(i=0;i<listInputs.size();i++) {
+ ConnectedInterface* connIface = AI_TO_CON(listInputs.at(i));
+ ConnectedInterface* fromIface = connIface->getConnectedFrom();
