-//===-- Support/StatisticReporter.h - Easy way to expose stats ---*- C++ -*-==//
+//===-- Support/Statistic.h - Easy way to expose stats ----------*- C++ -*-===//
//
// This file defines the 'Statistic' class, which is designed to be an easy way
// to expose various success metrics from passes. These statistics are printed
//
//===----------------------------------------------------------------------===//
-#ifndef SUPPORT_STATISTIC_REPORTER_H
-#define SUPPORT_STATISTIC_REPORTER_H
+#ifndef SUPPORT_STATISTIC_H
+#define SUPPORT_STATISTIC_H
#include <iosfwd>
-// DebugFlag - This boolean is set to true if the '-debug' command line option
-// is specified. This should probably not be referenced directly, instead, use
-// the DEBUG macro below.
-//
-extern bool DebugFlag;
-
-// DEBUG macro - This macro should be used by passes to emit debug information.
-// In the '-debug' option is specified on the commandline, and if this is a
-// debug build, then the code specified as the option to the macro will be
-// executed. Otherwise it will not be. Example:
-//
-// DEBUG(cerr << "Bitset contains: " << Bitset << "\n");
-//
-#ifdef NDEBUG
-#define DEBUG(X)
-#else
-#define DEBUG(X) \
- do { if (DebugFlag) { X; } } while (0)
-#endif
-
-
// StatisticBase - Nontemplated base class for Statistic<> class...
class StatisticBase {
const char *Name;
+ const char *Desc;
+ static unsigned NumStats;
protected:
- StatisticBase(const char *name) : Name(name) {}
+ StatisticBase(const char *name, const char *desc) : Name(name), Desc(desc) {
+ ++NumStats; // Keep track of how many stats are created...
+ }
virtual ~StatisticBase() {}
// destroy - Called by subclass dtor so that we can still invoke virtual
virtual bool hasSomeData() const { return Value != DataType(); }
public:
// Normal constructor, default initialize data item...
- Statistic(const char *name) : StatisticBase(name), Value(DataType()) {}
+ Statistic(const char *name, const char *desc)
+ : StatisticBase(name, desc), Value(DataType()) {}
// Constructor to provide an initial value...
- Statistic(const DataType &Val, const char *name)
- : StatisticBase(name), Value(Val) {}
+ Statistic(const DataType &Val, const char *name, const char *desc)
+ : StatisticBase(name, desc), Value(Val) {}
// Print information when destroyed, iff command line option is specified
~Statistic() { destroy(); }
// Allow use of this class as the value itself...
- inline operator DataType() const { return Value; }
- inline const DataType &operator=(DataType Val) { Value = Val; return Value; }
- inline const DataType &operator++() { return ++Value; }
- inline DataType operator++(int) { return Value++; }
- inline const DataType &operator+=(const DataType &V) { return Value += V; }
- inline const DataType &operator-=(const DataType &V) { return Value -= V; }
+ operator DataType() const { return Value; }
+ const Statistic &operator=(DataType Val) { Value = Val; return *this; }
+ const Statistic &operator++() { ++Value; return *this; }
+ DataType operator++(int) { return Value++; }
+ const Statistic &operator+=(const DataType &V) { Value += V; return *this; }
+ const Statistic &operator-=(const DataType &V) { Value -= V; return *this; }
};
#endif