ext: add the source code for DSENT

This patch adds a tool called DSENT to the ext/ directory.  DSENT
is a tool that models power and area for on-chip networks.  The next
patch adds a script for using the tool.

1 files changed, 64 insertions, 0 deletions

diff --git a/ext/dsent/DSENT.h b/ext/dsent/DSENT.h
new file mode 100644
index 000000000..42abb98e1
--- /dev/null
+++ b/ext/dsent/DSENT.h
@@ -0,0 +1,64 @@
+#ifndef __DSENT_DSENT_H__
+#define __DSENT_DSENT_H__
+
+// For DSENT operations
+#include "libutil/OptionParser.h"
+#include "libutil/Calculator.h"
+#include "util/CommonType.h"
+#include "util/Config.h"
+#include "util/Result.h"
+#include "model/Model.h"
+#include "model/ModelGen.h"
+
+// For timing optimization
+#include "model/ElectricalModel.h"
+#include "model/timing_graph/ElectricalNet.h"
+#include "model/timing_graph/ElectricalTimingTree.h"
+#include "model/timing_graph/ElectricalTimingOptimizer.h"
+#include "model/PortInfo.h"
+
+namespace DSENT
+{
+    using LibUtil::OptionParser;
+    using LibUtil::Calculator;
+
+    class DSENT
+    {
+        protected:
+            class DSENTCalculator : public Calculator
+            {
+                public:
+                    DSENTCalculator();
+                    virtual ~DSENTCalculator();
+        
+                protected:
+                    virtual double getEnvVar(const String& var_name_) const;
+            }; // class DSENTCalculator
+
+        public:
+            static void run(int argc_, char** argv_);
+
+        protected:
+            static void setRuntimeOptions(OptionParser* option_parser_);
+            static void initialize(int argc_, char** argv_);
+            static void buildModel();
+            static void processQuery();
+            static const void* processQuery(const String& query_str_, bool is_print_);
+            static void finalize();
+
+            static void performTimingOpt();
+            static void reportTiming();
+
+            static void processEvaluate();
+
+        protected:
+            static Model* ms_model_;
+
+            static bool ms_is_verbose_;
+
+    }; // class DSENT
+
+} // namespace DSENT
+
+#endif // __DSENT_DSENT_H__
+