add clk/rst to groups

[blast.git] / GroupBlock.cpp

diff --git a/GroupBlock.cpp b/GroupBlock.cpp
index b515b543aae9f1e8643de694235d224e31163097..422cf97691442c25f63aeeb451ca91c5e9c4ede6 100644 (file)
--- a/GroupBlock.cpp
+++ b/GroupBlock.cpp
@@ -2,6 +2,7 @@
 #include "BlockParameterGeneric.h"
 #include "AbstractInterface.h"
 #include "ConnectedInterface.h"
+#include "GroupInterface.h"
 #include "string.h"
 #include <sstream>
 
@@ -17,6 +18,12 @@ GroupBlock::GroupBlock(GroupBlock *_parent) throw(Exception) :  AbstractBlock()
   else {
     topGroup = true;
     name = QString("top_group");
+    // creating external clk/rst interfaces
+    GroupInterface* clk = new GroupInterface(this,"ext_clk", AbstractInterface::Input, AbstractInterface::Clock);
+    GroupInterface* rst = new GroupInterface(this,"ext_reset", AbstractInterface::Input, AbstractInterface::Reset);
+    addInterface(clk);
+    addInterface(rst);
+    // creating clkrstgen block : done in Dispatcher since this has no access to library
   }
   parent = _parent;
   if (parent != NULL) {
@@ -239,5 +246,154 @@ void GroupBlock::computeOutputPattern(int nbExec) throw(Exception) {
     }
     setPatternComputed(true);
   }
+}
+
+void GroupBlock::generateVHDL(const QString& path) throw(Exception) {
+
+  QString coreFile = "";
+
+  coreFile = path;
+  coreFile.append(normalizeName(name));
+  coreFile.append(".vhd");
+
+  QFile vhdlCore(coreFile);
+
+  if (!vhdlCore.open(QIODevice::WriteOnly)) {
+    throw(Exception(VHDLFILE_NOACCESS));
+  }
+
+  QTextStream outCore(&vhdlCore);
+
+  try {
+    generateComments(outCore);
+    generateLibraries(outCore);
+    generateEntity(outCore);
+    generateArchitecture(outCore);
+  }
+  catch(Exception err) {
+    throw(err);
+  }
+
+  vhdlCore.close();
+}
+
+
+void GroupBlock::generateComments(QTextStream& out) throw(Exception) {
+  out << " -- VHDL generated automatically for " << name << " --" << endl << endl;
+}
+
+void GroupBlock::generateLibraries(QTextStream& out) throw(Exception) {
+
+  out << "library IEEE;" << endl;
+  out << "use IEEE.STD_LOGIC_1164.all;" << endl;
+  out << "use IEEE.numeric_std.all;" << endl;
+
+}
+
+void GroupBlock::generateEntity(QTextStream& out) throw(Exception) {
+
+  int i;
+
+  out << "entity " << name << " is " << endl;
+
+  QList<BlockParameter*> listGenerics = getGenericParameters();
+  QList<AbstractInterface*> listInputs = getInputs();
+  QList<AbstractInterface*> listOutputs = getOutputs();
+  QList<AbstractInterface*> listBidirs = getBidirs();
+
+  if (!listGenerics.isEmpty()) {
+    out << "  generic (" << endl;
+    for(i=0;i<listGenerics.size()-1;i++) {
+      out << "    " << listGenerics.at(i)->toVHDL(BlockParameter::Entity, 0) << endl;
+    }
+    out << "    " << listGenerics.at(i)->toVHDL(BlockParameter::Entity,BlockParameter::NoComma) << endl;
+    out << "    );" << endl;
+  }
+
+  out << "  port (" << endl;
+
+  // Generation of the clk & rst signals
+  out << "    -- clk/rst" << endl;
+  foreach(AbstractInterface* iface, listInputs) {
+    if(iface->getPurpose() == AbstractInterface::Clock || iface->getPurpose() == AbstractInterface::Reset) {
+      out << "    " << 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 << "    -- input data ports" << endl;
+        first = false;
+      }
+      count--;
+      if (count == 0) flag = AbstractInterface::NoComma;
+      out << "    " << iface->toVHDL(AbstractInterface::Entity, flag) << endl;
+    }
+  }
+  first = true;
+  foreach(AbstractInterface* iface, listInputs) {
+    if(iface->getPurpose() == AbstractInterface::Control) {
+      if (first) {
+        out << "    -- input control ports" << endl;
+        first = false;
+      }
+      count--;
+      if (count == 0) flag = AbstractInterface::NoComma;
+      out << "    " << iface->toVHDL(AbstractInterface::Entity, flag) << endl;
+    }
+  }
+  first = true;
+  foreach(AbstractInterface* iface, listOutputs) {
+    if(iface->getPurpose() == AbstractInterface::Data) {
+      if (first) {
+        out << "    -- output data ports" << endl;
+        first = false;
+      }
+      count--;
+      if (count == 0) flag = AbstractInterface::NoComma;
+      out << "    " << iface->toVHDL(AbstractInterface::Entity, flag) << endl;
+    }
+  }
+  first = true;
+  foreach(AbstractInterface* iface, listOutputs) {
+    if(iface->getPurpose() == AbstractInterface::Control) {
+      if (first) {
+        out << "    -- output control ports" << endl;
+        first = false;
+      }
+      count--;
+      if (count == 0) flag = AbstractInterface::NoComma;
+      out << "    " << iface->toVHDL(AbstractInterface::Entity, flag) << endl;
+    }
+  }
+  first = true;
+  foreach(AbstractInterface* iface, listBidirs) {
+    if(iface->getPurpose() == AbstractInterface::Data) {
+      if (first) {
+        out << "    -- bidirs data ports" << endl;
+        first = false;
+      }
+      count--;
+      if (count == 0) flag = AbstractInterface::NoComma;
+      out << "    " << iface->toVHDL(AbstractInterface::Entity, flag) << endl;
+    }
+  }
+  out << "    );" << endl << endl;
+  out << "end " << name << ";" << endl << endl;
+
+}
+
+void GroupBlock::generateArchitecture(QTextStream& out) throw(Exception) {
 
 }
+