clkconvert OP compute done

[blast.git] / SpecialBlock.cpp

diff --git a/SpecialBlock.cpp b/SpecialBlock.cpp
index 8c7cc1025ed0ea1887d594f3e41173838aeaa9f5..be9452ecf2d6f61017f0fd67fd0bbc246326ffb8 100644 (file)
--- a/SpecialBlock.cpp
+++ b/SpecialBlock.cpp
@@ -1,7 +1,7 @@
 #include "SpecialBlock.h"\r
 #include "FunctionalInterface.h"\r
 \r
-SpecialBlock::SpecialBlock(int _type, GroupBlock* _parent, ReferenceBlock* _reference, bool createIfaces) throw(Exception) : FunctionalBlock(_parent, _reference, createIfaces) {\r
+SpecialBlock::SpecialBlock(Graph *_graph, int _type, GroupBlock* _parent, ReferenceBlock* _reference, bool createIfaces) throw(Exception) : FunctionalBlock(_graph, _parent, _reference, createIfaces) {\r
   specialType = _type;\r
 }\r
 \r
@@ -58,7 +58,7 @@ void SpecialBlock::checkInputPatternCompatibilitySource() throw(Exception) {
 }\r
 void SpecialBlock::computeOutputPatternSource(int nbExec) throw(Exception) {\r
 \r
-  cout << "computing output pattern of " << qPrintable(name) << " for " << nbExec << " executions" << endl;\r
+  cout << "computing output pattern of special block " << qPrintable(name) << " for " << nbExec << " executions" << endl;\r
   foreach(AbstractInterface* iface, getControlOutputs()) {\r
     FunctionalInterface* connIface = AI_TO_FUN(iface);\r
     // create output pattern\r
@@ -68,7 +68,7 @@ void SpecialBlock::computeOutputPatternSource(int nbExec) throw(Exception) {
     // assign pattern to interface\r
     connIface->setOutputPattern(pattern);\r
     // store it in QMap\r
-    outputPattern.insert(connIface,pattern);\r
+    outputPattern.insert(connIface,pattern);    \r
   }\r
   setOutputPatternComputed(true);\r
 }\r
@@ -79,8 +79,87 @@ void SpecialBlock::computeOutputPatternSink(int nbExec) throw(Exception) {
 }\r
 \r
 void SpecialBlock::checkInputPatternCompatibilityClockConvert() throw(Exception) {\r
+  static QString fctName = "SpecialBlock::checkInputPatternCompatibilityClockConvert()";\r
+#ifdef DEBUG_FCTNAME\r
+  cout << "call to " << qPrintable(fctName) << endl;\r
+#endif\r
+  // just create input pattern\r
+  try {\r
+    createInputPattern();\r
+  }\r
+  catch(Exception e) {\r
+    throw(e);\r
+  }\r
 }\r
+\r
 void SpecialBlock::computeOutputPatternClockConvert(int nbExec) throw(Exception) {\r
+  static QString fctName = "SpecialBlock::computeOutputPatternClockConvert()";\r
+#ifdef DEBUG_FCTNAME\r
+  cout << "call to " << qPrintable(fctName) << endl;\r
+#endif\r
+  cout << "computing output pattern of special block " << qPrintable(name) << endl;\r
+\r
+  /* CAUTION: it is assumed that all clock domain converters are using\r
+   * a clk_in and clk_out signals for input and output clocks.\r
+   */\r
+  AbstractInterface* clkIn = getIfaceFromName("clk_in");\r
+  AbstractInterface* clkOut = getIfaceFromName("clk_out");\r
+  cout << "freq clk_in = " << clkIn->getClockFrequency() << endl;\r
+  cout << "freq clk_out = " << clkOut->getClockFrequency() << endl;  \r
+  double periodIn = 1000.0/clkIn->getClockFrequency();\r
+  double periodOut = 1000.0/clkOut->getClockFrequency();\r
+  cout << "period clk_in = " << periodIn << endl;\r
+  cout << "period clk_out = " << periodOut << endl;\r
+  // starts with 1 data in FIFO\r
+  int latency = 1+(int)((periodIn+5.0*periodOut)/periodOut);\r
+  QList<char> pattern;\r
+  for(int i=0;i<latency;i++) {\r
+    pattern.append(0);\r
+  }\r
+  int inFifo = 1;\r
+  int idIn = 1;\r
+  int idOut = 1;\r
+  while (idIn < lengthIP) {\r
+    double tIn = (double)idIn * periodIn;\r
+    double tOut = (double)idOut * periodOut;\r
+    if (fabs(tIn-tOut) < 0.001) {\r
+      if (inFifo > 0) {\r
+        pattern.append(1);\r
+      }\r
+      else {\r
+        pattern.append(0);\r
+        inFifo ++;\r
+      }\r
+      idIn ++;\r
+      idOut ++;\r
+    }\r
+    else if (tIn < tOut) {\r
+      inFifo++;\r
+      idIn ++;\r
+    }\r
+    else {\r
+      if (inFifo > 0) {\r
+        pattern.append(1);\r
+        inFifo--;\r
+      }\r
+      else {\r
+        pattern.append(0);\r
+      }\r
+      idOut++;\r
+    }\r
+  }\r
+  foreach(char c, pattern) cout << (int)c;\r
+  cout << endl;\r
+\r
+  // initialize the output pattern\r
+  lengthOP = pattern.size();\r
+  foreach(AbstractInterface* iface, getControlOutputs()) {\r
+    FunctionalInterface* connIface = AI_TO_FUN(iface);    \r
+    QList<char>* pat = new QList<char>(pattern);\r
+    connIface->setOutputPattern(pat);\r
+    outputPattern.insert(connIface,pat);\r
+  }\r
+  cout << "output pattern computed" << endl;\r
 }\r
 \r
 \r