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-rw-r--r--sim/param.cc57
1 files changed, 21 insertions, 36 deletions
diff --git a/sim/param.cc b/sim/param.cc
index 8284983a8..1ae11fdd2 100644
--- a/sim/param.cc
+++ b/sim/param.cc
@@ -88,53 +88,41 @@ BaseParam::die(const string &err) const
// Integer types all use to_number for parsing and '<<' for
// displaying
//
-#define INT_PARAM(type) \
-bool \
-parseParam(const string &s, type &value) \
-{ \
- return to_number(s, value); \
-} \
- \
-void \
-showParam(ostream &os, type value) \
-{ \
- os << value; \
-}
-
-INT_PARAM(unsigned long long)
-INT_PARAM(signed long long)
-INT_PARAM(unsigned long)
-INT_PARAM(signed long)
-INT_PARAM(unsigned int)
-INT_PARAM(signed int)
-INT_PARAM(unsigned short)
-INT_PARAM(signed short)
-INT_PARAM(unsigned char)
-INT_PARAM(signed char)
-
-#undef INT_PARAM
+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;
+}
//
// Floating-point types
//
+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);
}
-void showParam(ostream &os, float value) { os << value; }
-void showParam(ostream &os, double value) { os << value; }
-
//
// bool
//
+template <>
bool
parseParam(const string &s, bool &value)
{
@@ -154,8 +142,9 @@ parseParam(const string &s, bool &value)
}
+template <>
void
-showParam(ostream &os, bool value)
+showParam(ostream &os, const bool &value)
{
os << (value ? "true" : "false");
}
@@ -164,6 +153,7 @@ showParam(ostream &os, bool value)
//
// string
//
+template <>
bool
parseParam(const string &s, string &value)
{
@@ -171,13 +161,6 @@ parseParam(const string &s, string &value)
return true;
}
-
-void
-showParam(ostream &os, const string &value)
-{
- os << value;
-}
-
//
// End of parseParam/showParam definitions. Now we move on to
// incorporate them into the Param/VectorParam parse() and showValue()
@@ -274,6 +257,8 @@ template VectorParam<type>;
// instantiate all four methods (parse/show, scalar/vector) for basic
// types that can use the above templates
#define INSTANTIATE_PARAM_TEMPLATES(type, typestr) \
+template bool parseParam<type>(const string &s, type &value); \
+template void showParam<type>(ostream &os, const type &value); \
template void Param<type>::parse(const string &); \
template void VectorParam<type>::parse(const string &); \
template void Param<type>::showValue(ostream &) const; \