changed VHDL converter

[blast.git] / Graph.cpp

diff --git a/Graph.cpp b/Graph.cpp
index d3fd276d6dc9e6191a5485863cb4e0aae6f0ac9d..4b24181bbf023f8a0a318eaaf36b3ac824bab28f 100644 (file)
--- a/Graph.cpp
+++ b/Graph.cpp
@@ -24,7 +24,7 @@ GroupBlock* Graph::createChildGroupBlock(GroupBlock* parent) {
   return b;
 }
 
-bool Graph::removeGroupBlock(GroupBlock *group) {
+void Graph::removeGroupBlock(GroupBlock *group) {
   group->removeAllBlocks();
   GroupBlock* parent = AB_TO_GRP(group->getParent());
   parent->removeBlock(group);
@@ -88,8 +88,7 @@ FunctionalBlock* Graph::createSourceBlock(ReferenceBlock* ref) {
 
 FunctionalBlock* Graph::duplicateSourceBlock(FunctionalBlock *block) {
 
-  ReferenceBlock* ref = block->getReference();
-  GroupBlock* group = AB_TO_GRP(block->getParent());
+  ReferenceBlock* ref = block->getReference();  
 
   // adding to the graph
   FunctionalBlock* newBlock = createSourceBlock(ref);
@@ -108,12 +107,16 @@ bool Graph::removeSourceBlock(FunctionalBlock *block) {
   return true;
 }
 
-bool Graph::createPatterns() {
-  bool ok = true;
+void Graph::createPatterns() throw(Exception) {
+  
   foreach(AbstractBlock* block, sources) {
     FunctionalBlock* funBlock = AB_TO_FUN(block);
-    ok = funBlock->createPatterns();
-    if (!ok) return false;
+    try {
+      funBlock->createPatterns();
+    }
+    catch(Exception e) {
+      throw(e);      
+    }
   }
   
   foreach(AbstractBlock* block, groups) {
@@ -121,12 +124,15 @@ bool Graph::createPatterns() {
     foreach(AbstractBlock* inBlock, group->getBlocks()) {
       if (inBlock->isFunctionalBlock()) {
         FunctionalBlock* funBlock = AB_TO_FUN(inBlock);
-        ok = funBlock->createPatterns();
-        if (!ok) return false;
+        try {
+          funBlock->createPatterns();
+        }
+        catch(Exception e) {
+          throw(e);
+        }
       }
     }
-  }
-  return true;
+  }  
 }
 
 void Graph::resetPatternComputed() {
@@ -141,3 +147,45 @@ void Graph::resetPatternComputed() {
     }
   }
 }
+
+void Graph::computeOutputPatterns(int nbExec) throw(Exception) {
+  
+  try {
+    createPatterns();
+  }
+  catch(Exception e) {
+    throw(e);    
+  }
+
+  resetPatternComputed();  
+  // search for all block that are generators.
+  QList<FunctionalBlock*> generators;
+  generators.append(sources);
+  foreach(AbstractBlock* block, groups) {    
+    GroupBlock* group = AB_TO_GRP(block);    
+    foreach(AbstractBlock* inBlock, group->getBlocks()) {
+      FunctionalBlock* funBlock = AB_TO_FUN(inBlock);
+      if ((inBlock->isFunctionalBlock()) && (inBlock->isGeneratorBlock())) {
+        generators.append(funBlock);
+      }
+    }    
+  }
+  // search for maximum PP length
+  int maxPP = 0;
+  foreach(FunctionalBlock* block, generators) {    
+    if (block->getProductionPatternLength() > maxPP) maxPP = block->getProductionPatternLength();
+  }
+  // compute output for generators
+  int maxExecLen = maxPP*nbExec;
+  foreach(FunctionalBlock* block, generators) {    
+    int d = block->getProductionPatternLength();
+    block->computeOutputPattern((maxExecLen+d-1)/d);
+  }
+  // compute output for top group
+  try {
+    topGroup->computeOutputPattern();
+  }
+  catch(Exception e) {
+    throw(e);
+  }
+}