started adding delta comput

[blast.git] / FunctionalBlock.cpp

diff --git a/FunctionalBlock.cpp b/FunctionalBlock.cpp
index 93e83775a979f3eb3bd9af7dc66c306a555ab092..5731794da37211ed6872f1b7c88ca3c703e74a79 100644 (file)
--- a/FunctionalBlock.cpp
+++ b/FunctionalBlock.cpp
@@ -18,7 +18,14 @@ FunctionalBlock::FunctionalBlock(GroupBlock *_parent, ReferenceBlock *_reference
   nbConsumingPorts = 0;\r
   productionPattern = NULL;\r
   lengthPP = 0;\r
-  nbProducingPorts = 0;  \r
+  nbProducingPorts = 0;\r
+  if (reference->getImplementations().isEmpty()) {\r
+    implementation = NULL;\r
+    cout << "block has no implementation" << endl;\r
+  }\r
+  else {\r
+    implementation = reference->getImplementations().at(0);\r
+  }\r
 }\r
 \r
 \r
@@ -106,7 +113,69 @@ QString FunctionalBlock::getReferenceHashMd5() {
     return ((ReferenceBlock *)reference)->getHashMd5();\r
 }\r
 \r
-void FunctionalBlock::computeOutputPattern(int nbExec) {\r
+bool FunctionalBlock::createPatterns() {\r
+  evaluator = new ArithmeticEvaluator();\r
+  bool ok = true;\r
+  ok = ok & createDelta();\r
+  if (ok) ok = ok & createConsumptionPattern();\r
+  if (ok) ok = ok & createProductionCounter();\r
+  if (ok) ok = ok & createProductionPattern();\r
+  delete evaluator;\r
+  return ok;\r
+}\r
+\r
+bool FunctionalBlock::createDelta() {\r
+  QString delta = implementation->getDelta();\r
+  cout << "delta for " << qPrintable(name) << " = " << qPrintable(delta) << endl;\r
+  \r
+  // look for parameter names\r
+  QHash<QString,double> vars;\r
+  QRegularExpression re("[$][a-zA-Z0-9_]+");\r
+  QRegularExpressionMatchIterator matcher = re.globalMatch(delta);\r
+  while(matcher.hasNext()) {\r
+    QRegularExpressionMatch m = matcher.next();\r
+    QString var = m.captured(0);\r
+    cout << qPrintable(var) << endl;\r
+    vars.insert(var,0.0);    \r
+  }\r
+  QHashIterator<QString,double> iterV(vars);\r
+  while (iterV.hasNext()) {\r
+    iterV.next();\r
+    QString var = iterV.key();\r
+    QString paramName = var.remove(0,1);\r
+    BlockParameter* param = reference->getParameterFromName(paramName);\r
+    cout << "param = " << qPrintable(param->getStringValue()) << endl;\r
+    if (param == NULL) {\r
+      cerr << "found an unknown parameter in delta"<< endl;\r
+      return false;\r
+    }\r
+    bool ok;\r
+    int val = param->getIntValue(&ok);\r
+    vars.insert(var,(double)val);\r
+  }\r
+  cout << "set expr " << endl;\r
+  evaluator->setExpression(delta);\r
+  cout << "set vars " << endl;\r
+  evaluator->setVariablesValue(vars);\r
+  double result = evaluator->evaluate();\r
+  cout << "delta = " << result << endl;\r
+   \r
+  return true;\r
+}\r
+\r
+bool FunctionalBlock::createConsumptionPattern() {\r
+  return true;\r
+}\r
+\r
+bool FunctionalBlock::createProductionPattern() {\r
+  return true;\r
+}\r
+\r
+bool FunctionalBlock::createProductionCounter() {\r
+  return true;\r
+}\r
+\r
+bool FunctionalBlock::computeOutputPattern(int nbExec) {\r
   \r
   /* case 1: the block is a generator for which output pattern\r
      must be computed for a nbExec following executions\r
@@ -137,11 +206,24 @@ void FunctionalBlock::computeOutputPattern(int nbExec) {
       else {\r
         if (in.size() < minLen) minLen = in.size();\r
       }\r
-      inputPattern[idIface] = new char[in.size()];\r
-      int i = 0;\r
-      foreach(char c, in) inputPattern[idIface][i++] = c;\r
+      if (in.size() > 0) {\r
+        inputPattern[idIface] = new char[in.size()];\r
+        int i = 0;\r
+        foreach(char c, in) inputPattern[idIface][i++] = c;\r
+      }\r
+      else {\r
+        inputPattern[idIface] = NULL;\r
+      }\r
       idIface += 1;      \r
     }\r
+    // if some patterns are not available, ens now, returning false\r
+    if (minLen == 0) {\r
+      for(int i=0;i<nbConsumingPorts; i++) {\r
+        if (inputPattern[i] != NULL) delete [] inputPattern[i];\r
+      }\r
+      delete [] inputPattern;\r
+      return false;\r
+    }\r
     // initialize the output pattern    \r
     char** outputPattern = NULL;\r
     outputPattern = new char*[nbProducingPorts];\r
@@ -237,6 +319,7 @@ void FunctionalBlock::computeOutputPattern(int nbExec) {
     }\r
     delete [] outputPattern;\r
   }\r
+  return true;\r
 }\r
 \r
 bool FunctionalBlock::isValidDataGroup(char** pattern, int nbPorts, int clock) {\r