Major changes to how SimObjects are created and initialized. Almost all

creation and initialization now happens in python.  Parameter objects
are generated and initialized by python.  The .ini file is now solely for
debugging purposes and is not used in construction of the objects in any
way.

--HG--
extra : convert_revision : 7e722873e417cb3d696f2e34c35ff488b7bff4ed

src/sim/serialize.cc

@@ -46,7 +46,6 @@
 #include "base/str.hh"
 #include "base/trace.hh"
 #include "sim/eventq.hh"
-#include "sim/param.hh"
 #include "sim/serialize.hh"
 #include "sim/sim_events.hh"
 #include "sim/sim_exit.hh"
@@ -59,6 +58,101 @@ using namespace std;
 
 extern SimObject *resolveSimObject(const string &);
 
+//
+// The base implementations use to_number for parsing and '<<' for
+// displaying, suitable for integer types.
+//
+template <class T>
+bool
+parseParam(const string &s, T &value)
+{
+    return to_number(s, value);
+}
+
+template <class T>
+void
+showParam(ostream &os, const T &value)
+{
+    os << value;
+}
+
+//
+// Template specializations:
+// - char (8-bit integer)
+// - floating-point types
+// - bool
+// - string
+//
+
+// Treat 8-bit ints (chars) as ints on output, not as chars
+template <>
+void
+showParam(ostream &os, const char &value)
+{
+    os << (int)value;
+}
+
+
+template <>
+void
+showParam(ostream &os, const unsigned char &value)
+{
+    os << (unsigned int)value;
+}
+
+
+// Use sscanf() for FP types as to_number() only handles integers
+template <>
+bool
+parseParam(const string &s, float &value)
+{
+    return (sscanf(s.c_str(), "%f", &value) == 1);
+}
+
+template <>
+bool
+parseParam(const string &s, double &value)
+{
+    return (sscanf(s.c_str(), "%lf", &value) == 1);
+}
+
+template <>
+bool
+parseParam(const string &s, bool &value)
+{
+    const string &ls = to_lower(s);
+
+    if (ls == "true") {
+        value = true;
+        return true;
+    }
+
+    if (ls == "false") {
+        value = false;
+        return true;
+    }
+
+    return false;
+}
+
+// Display bools as strings
+template <>
+void
+showParam(ostream &os, const bool &value)
+{
+    os << (value ? "true" : "false");
+}
+
+
+// String requires no processing to speak of
+template <>
+bool
+parseParam(const string &s, string &value)
+{
+    value = s;
+    return true;
+}
+
 int Serializable::ckptMaxCount = 0;
 int Serializable::ckptCount = 0;
 int Serializable::ckptPrevCount = -1;