#include <algorithm>
#include <cassert>
+#ifdef __SUNPRO_CC
+#include <math.h>
+#endif
#include <cmath>
#include <functional>
#include <iosfwd>
#include "base/intmath.hh"
#include "base/refcnt.hh"
#include "base/str.hh"
-#include "base/stats/bin.hh"
#include "base/stats/flags.hh"
#include "base/stats/visit.hh"
#include "base/stats/types.hh"
-#include "config/stats_binning.hh"
#include "sim/host.hh"
class Callback;
-/** The current simulated cycle. */
+/** The current simulated tick. */
extern Tick curTick;
/* A namespace for all of the Statistics */
StatData();
virtual ~StatData();
- /**
- * @return true if the stat is binned.
- */
- virtual bool binned() const = 0;
-
/**
* Reset the corresponding stat to the default state.
*/
public:
ScalarStatData(Stat &stat) : s(stat) {}
- virtual bool binned() const { return s.binned(); }
virtual bool check() const { return s.check(); }
virtual Counter value() const { return s.value(); }
virtual Result result() const { return s.result(); }
public:
VectorStatData(Stat &stat) : s(stat) {}
- virtual bool binned() const { return s.binned(); }
virtual bool check() const { return s.check(); }
virtual bool zero() const { return s.zero(); }
virtual void reset() { s.reset(); }
public:
DistStatData(Stat &stat) : s(stat) {}
- virtual bool binned() const { return s.binned(); }
virtual bool check() const { return s.check(); }
virtual void reset() { s.reset(); }
virtual bool zero() const { return s.zero(); }
{
protected:
Stat &s;
- typedef typename Stat::bin_t bin_t;
public:
VectorDistStatData(Stat &stat) : s(stat) {}
- virtual bool binned() const { return bin_t::binned; }
virtual bool check() const { return s.check(); }
virtual void reset() { s.reset(); }
virtual size_t size() const { return s.size(); }
{
protected:
Stat &s;
- typedef typename Stat::bin_t bin_t;
public:
Vector2dStatData(Stat &stat) : s(stat) {}
- virtual bool binned() const { return bin_t::binned; }
virtual bool check() const { return s.check(); }
virtual void reset() { s.reset(); }
virtual bool zero() const { return s.zero(); }
}
};
-
class DataAccess
{
protected:
public:
Wrap()
{
- map(new Data<Child>(*this));
+ this->map(new Data<Child>(*this));
}
/**
};
/**
- * Templatized storage and interface to a per-cycle average stat. This keeps
- * a current count and updates a total (count * cycles) when this count
- * changes. This allows the quick calculation of a per cycle count of the item
+ * Templatized storage and interface to a per-tick average stat. This keeps
+ * a current count and updates a total (count * ticks) when this count
+ * changes. This allows the quick calculation of a per tick count of the item
* being watched. This is good for keeping track of residencies in structures
* among other things.
- * @todo add lateny to the stat and fix binning.
*/
struct AvgStor
{
public:
/** The paramaters for this storage type */
- struct Params
- {
- /**
- * The current count. We stash this here because the current
- * value is not a binned value.
- */
- Counter current;
- };
+ struct Params { };
private:
- /** The total count for all cycles. */
+ /** The current count. */
+ Counter current;
+ /** The total count for all tick. */
mutable Result total;
- /** The cycle that current last changed. */
+ /** The tick that current last changed. */
mutable Tick last;
public:
/**
* Build and initializes this stat storage.
*/
- AvgStor(Params &p) : total(0), last(0) { p.current = Counter(); }
+ AvgStor(Params &p) : current(0), total(0), last(0) { }
/**
* Set the current count to the one provided, update the total and last
* @param p The parameters for this storage.
*/
void set(Counter val, Params &p) {
- total += p.current * (curTick - last);
+ total += current * (curTick - last);
last = curTick;
- p.current = val;
+ current = val;
}
/**
* @param val The amount to increment.
* @param p The parameters for this storage.
*/
- void inc(Counter val, Params &p) { set(p.current + val, p); }
+ void inc(Counter val, Params &p) { set(current + val, p); }
/**
* Deccrement the current count by the provided value, calls set.
* @param val The amount to decrement.
* @param p The parameters for this storage.
*/
- void dec(Counter val, Params &p) { set(p.current - val, p); }
+ void dec(Counter val, Params &p) { set(current - val, p); }
/**
* Return the current count.
* @param p The parameters for this storage.
* @return The current count.
*/
- Counter value(const Params &p) const { return p.current; }
+ Counter value(const Params &p) const { return current; }
/**
* Return the current average.
*/
Result result(const Params &p) const
{
- total += p.current * (curTick - last);
+ total += current * (curTick - last);
last = curTick;
- return (Result)(total + p.current) / (Result)(curTick + 1);
+ return (Result)(total + current) / (Result)(curTick + 1);
}
/**
/**
* Implementation of a scalar stat. The type of stat is determined by the
- * Storage template. The storage for this stat is held within the Bin class.
- * This allows for breaking down statistics across multiple bins easily.
+ * Storage template.
*/
-template <class Storage, class Bin>
+template <class Stor>
class ScalarBase : public DataAccess
{
public:
+ typedef Stor Storage;
+
/** Define the params of the storage class. */
- typedef typename Storage::Params params_t;
- /** Define the bin type. */
- typedef typename Bin::template Bin<Storage> bin_t;
+ typedef typename Storage::Params Params;
protected:
- /** The bin of this stat. */
- bin_t bin;
+ /** The storage of this stat. */
+ char storage[sizeof(Storage)] __attribute__ ((aligned (8)));
+
/** The parameters for this stat. */
- params_t params;
+ Params params;
protected:
/**
- * Retrieve the storage from the bin.
- * @return The storage object for this stat.
+ * Retrieve the storage.
+ * @param index The vector index to access.
+ * @return The storage object at the given index.
*/
- Storage *data() { return bin.data(params); }
+ Storage *
+ data()
+ {
+ return reinterpret_cast<Storage *>(storage);
+ }
+
/**
- * Retrieve a const pointer to the storage from the bin.
- * @return A const pointer to the storage object for this stat.
+ * Retrieve a const pointer to the storage.
+ * for the given index.
+ * @param index The vector index to access.
+ * @return A const pointer to the storage object at the given index.
*/
- const Storage *data() const
+ const Storage *
+ data() const
{
- bin_t *_bin = const_cast<bin_t *>(&bin);
- params_t *_params = const_cast<params_t *>(¶ms);
- return _bin->data(*_params);
+ return reinterpret_cast<const Storage *>(storage);
+ }
+
+ void
+ doInit()
+ {
+ new (storage) Storage(params);
+ setInit();
}
public:
* Create and initialize this stat, register it with the database.
*/
ScalarBase()
- {
- bin.init(params);
- }
+ { }
public:
// Common operators for stats
* @return 1.
*/
size_t size() const { return 1; }
- /**
- * Return true if stat is binned.
- *@return True is stat is binned.
- */
- bool binned() const { return bin_t::binned; }
- bool check() const { return bin.initialized(); }
+ bool check() const { return true; }
/**
* Reset stat value to default
*/
- void reset() { bin.reset(); }
+ void reset() { data()->reset(); }
Counter value() { return data()->value(params); }
{
public:
virtual void visit(Visit &visitor) { visitor.visit(*this); }
- virtual bool binned() const { return false; }
virtual std::string str() const { return to_string(value()); }
virtual size_t size() const { return 1; }
virtual bool zero() const { return value() == 0; }
Result total() const { return proxy->total(); };
size_t size() const { return proxy->size(); }
- bool binned() const { return proxy->binned(); }
std::string str() const { return proxy->str(); }
bool zero() const { return proxy->zero(); }
bool check() const { return proxy != NULL; }
// Vector Statistics
//
//////////////////////////////////////////////////////////////////////
-template <class Storage, class Bin>
-class ScalarProxy;
-
-/**
- * Implementation of a vector of stats. The type of stat is determined by the
- * Storage class. @sa ScalarBase
- */
-template <class Storage, class Bin>
-class VectorBase : public DataAccess
-{
- public:
- /** Define the params of the storage class. */
- typedef typename Storage::Params params_t;
- /** Define the bin type. */
- typedef typename Bin::template VectorBin<Storage> bin_t;
-
- protected:
- /** The bin of this stat. */
- bin_t bin;
- /** The parameters for this stat. */
- params_t params;
-
- protected:
- /**
- * Retrieve the storage from the bin for the given index.
- * @param index The vector index to access.
- * @return The storage object at the given index.
- */
- Storage *data(int index) { return bin.data(index, params); }
- /**
- * Retrieve a const pointer to the storage from the bin
- * for the given index.
- * @param index The vector index to access.
- * @return A const pointer to the storage object at the given index.
- */
- const Storage *data(int index) const
- {
- bin_t *_bin = const_cast<bin_t *>(&bin);
- params_t *_params = const_cast<params_t *>(¶ms);
- return _bin->data(index, *_params);
- }
-
- public:
- void value(VCounter &vec) const
- {
- vec.resize(size());
- for (int i = 0; i < size(); ++i)
- vec[i] = data(i)->value(params);
- }
-
- /**
- * Copy the values to a local vector and return a reference to it.
- * @return A reference to a vector of the stat values.
- */
- void result(VResult &vec) const
- {
- vec.resize(size());
- for (int i = 0; i < size(); ++i)
- vec[i] = data(i)->result(params);
- }
-
- /**
- * @return True is stat is binned.
- */
- bool binned() const { return bin_t::binned; }
-
- /**
- * Return a total of all entries in this vector.
- * @return The total of all vector entries.
- */
- Result total() const {
- Result total = 0.0;
- for (int i = 0; i < size(); ++i)
- total += data(i)->result(params);
- return total;
- }
-
- /**
- * @return the number of elements in this vector.
- */
- size_t size() const { return bin.size(); }
-
- bool zero() const
- {
- for (int i = 0; i < size(); ++i)
- if (data(i)->zero())
- return true;
- return false;
- }
-
- bool check() const { return bin.initialized(); }
- void reset() { bin.reset(); }
-
- public:
- VectorBase() {}
-
- /** Friend this class with the associated scalar proxy. */
- friend class ScalarProxy<Storage, Bin>;
-
- /**
- * Return a reference (ScalarProxy) to the stat at the given index.
- * @param index The vector index to access.
- * @return A reference of the stat.
- */
- ScalarProxy<Storage, Bin> operator[](int index);
-
- void update(StatData *data) {}
-};
-
-const StatData * getStatData(const void *stat);
/**
* A proxy class to access the stat at a given index in a VectorBase stat.
* Behaves like a ScalarBase.
*/
-template <class Storage, class Bin>
+template <class Stat>
class ScalarProxy
{
- public:
- /** Define the params of the storage class. */
- typedef typename Storage::Params params_t;
- /** Define the bin type. */
- typedef typename Bin::template VectorBin<Storage> bin_t;
-
private:
- /** Pointer to the bin in the parent VectorBase. */
- bin_t *bin;
- /** Pointer to the params in the parent VectorBase. */
- params_t *params;
+ /** Pointer to the parent Vector. */
+ Stat *stat;
+
/** The index to access in the parent VectorBase. */
int index;
- /** Keep a pointer to the original stat so was can get data */
- void *stat;
-
- protected:
- /**
- * Retrieve the storage from the bin.
- * @return The storage from the bin for this stat.
- */
- Storage *data() { return bin->data(index, *params); }
- /**
- * Retrieve a const pointer to the storage from the bin.
- * @return A const pointer to the storage for this stat.
- */
- const Storage *data() const
- {
- bin_t *_bin = const_cast<bin_t *>(bin);
- params_t *_params = const_cast<params_t *>(params);
- return _bin->data(index, *_params);
- }
public:
/**
* Return the current value of this stat as its base type.
* @return The current value.
*/
- Counter value() const { return data()->value(*params); }
+ Counter value() const { return stat->data(index)->value(stat->params); }
/**
* Return the current value of this statas a result type.
* @return The current value.
*/
- Result result() const { return data()->result(*params); }
+ Result result() const { return stat->data(index)->result(stat->params); }
public:
/**
* Create and initialize this proxy, do not register it with the database.
- * @param b The bin to use.
* @param p The params to use.
* @param i The index to access.
*/
- ScalarProxy(bin_t &b, params_t &p, int i, void *s)
- : bin(&b), params(&p), index(i), stat(s) {}
+ ScalarProxy(Stat *s, int i)
+ : stat(s), index(i)
+ {
+ assert(stat);
+ }
+
/**
* Create a copy of the provided ScalarProxy.
* @param sp The proxy to copy.
*/
ScalarProxy(const ScalarProxy &sp)
- : bin(sp.bin), params(sp.params), index(sp.index), stat(sp.stat) {}
+ : stat(sp.stat), index(sp.index)
+ {}
+
/**
* Set this proxy equal to the provided one.
* @param sp The proxy to copy.
* @return A reference to this proxy.
*/
const ScalarProxy &operator=(const ScalarProxy &sp) {
- bin = sp.bin;
- params = sp.params;
- index = sp.index;
stat = sp.stat;
+ index = sp.index;
return *this;
}
* Increment the stat by 1. This calls the associated storage object inc
* function.
*/
- void operator++() { data()->inc(1, *params); }
+ void operator++() { stat->data(index)->inc(1, stat->params); }
/**
* Decrement the stat by 1. This calls the associated storage object dec
* function.
*/
- void operator--() { data()->dec(1, *params); }
+ void operator--() { stat->data(index)->dec(1, stat->params); }
/** Increment the stat by 1. */
void operator++(int) { ++*this; }
* @param v The new value.
*/
template <typename U>
- void operator=(const U &v) { data()->set(v, *params); }
+ void operator=(const U &v) { stat->data(index)->set(v, stat->params); }
/**
* Increment the stat by the given value. This calls the associated
* @param v The value to add.
*/
template <typename U>
- void operator+=(const U &v) { data()->inc(v, *params); }
+ void operator+=(const U &v) { stat->data(index)->inc(v, stat->params); }
/**
* Decrement the stat by the given value. This calls the associated
* @param v The value to substract.
*/
template <typename U>
- void operator-=(const U &v) { data()->dec(v, *params); }
+ void operator-=(const U &v) { stat->data(index)->dec(v, stat->params); }
/**
* Return the number of elements, always 1 for a scalar.
*/
size_t size() const { return 1; }
- /**
- * Return true if stat is binned.
- *@return false since Proxies aren't printed/binned
- */
- bool binned() const { return false; }
-
/**
* This stat has no state. Nothing to reset
*/
void reset() { }
public:
- const StatData *statData() const { return getStatData(stat); }
- std::string str() const
+ std::string
+ str() const
{
- return csprintf("%s[%d]", this->statData()->name, index);
+ return csprintf("%s[%d]", stat->str(), index);
}
};
-template <class Storage, class Bin>
-inline ScalarProxy<Storage, Bin>
-VectorBase<Storage, Bin>::operator[](int index)
+/**
+ * Implementation of a vector of stats. The type of stat is determined by the
+ * Storage class. @sa ScalarBase
+ */
+template <class Stor>
+class VectorBase : public DataAccess
{
- assert (index >= 0 && index < size());
- return ScalarProxy<Storage, Bin>(bin, params, index, this);
-}
+ public:
+ typedef Stor Storage;
-template <class Storage, class Bin>
-class VectorProxy;
+ /** Define the params of the storage class. */
+ typedef typename Storage::Params Params;
-template <class Storage, class Bin>
-class Vector2dBase : public DataAccess
-{
- public:
- typedef typename Storage::Params params_t;
- typedef typename Bin::template VectorBin<Storage> bin_t;
+ /** Proxy type */
+ typedef ScalarProxy<VectorBase<Storage> > Proxy;
+
+ friend class ScalarProxy<VectorBase<Storage> >;
protected:
- size_t x;
- size_t y;
- bin_t bin;
- params_t params;
+ /** The storage of this stat. */
+ Storage *storage;
+ size_t _size;
+
+ /** The parameters for this stat. */
+ Params params;
protected:
- Storage *data(int index) { return bin.data(index, params); }
- const Storage *data(int index) const
+ /**
+ * Retrieve the storage.
+ * @param index The vector index to access.
+ * @return The storage object at the given index.
+ */
+ Storage *data(int index) { return &storage[index]; }
+
+ /**
+ * Retrieve a const pointer to the storage.
+ * @param index The vector index to access.
+ * @return A const pointer to the storage object at the given index.
+ */
+ const Storage *data(int index) const { return &storage[index]; }
+
+ void
+ doInit(int s)
{
- bin_t *_bin = const_cast<bin_t *>(&bin);
- params_t *_params = const_cast<params_t *>(¶ms);
- return _bin->data(index, *_params);
+ assert(s > 0 && "size must be positive!");
+ assert(!storage && "already initialized");
+ _size = s;
+
+ char *ptr = new char[_size * sizeof(Storage)];
+ storage = reinterpret_cast<Storage *>(ptr);
+
+ for (int i = 0; i < _size; ++i)
+ new (&storage[i]) Storage(params);
+
+ setInit();
}
public:
- Vector2dBase() {}
+ void value(VCounter &vec) const
+ {
+ vec.resize(size());
+ for (int i = 0; i < size(); ++i)
+ vec[i] = data(i)->value(params);
+ }
- void update(Vector2dData *data)
+ /**
+ * Copy the values to a local vector and return a reference to it.
+ * @return A reference to a vector of the stat values.
+ */
+ void result(VResult &vec) const
{
- int size = this->size();
- data->cvec.resize(size);
- for (int i = 0; i < size; ++i)
- data->cvec[i] = this->data(i)->value(params);
+ vec.resize(size());
+ for (int i = 0; i < size(); ++i)
+ vec[i] = data(i)->result(params);
}
- std::string ysubname(int i) const { return (*this->y_subnames)[i]; }
+ /**
+ * Return a total of all entries in this vector.
+ * @return The total of all vector entries.
+ */
+ Result total() const {
+ Result total = 0.0;
+ for (int i = 0; i < size(); ++i)
+ total += data(i)->result(params);
+ return total;
+ }
+
+ /**
+ * @return the number of elements in this vector.
+ */
+ size_t size() const { return _size; }
+
+ bool
+ zero() const
+ {
+ for (int i = 0; i < size(); ++i)
+ if (data(i)->zero())
+ return false;
+ return true;
+ }
- friend class VectorProxy<Storage, Bin>;
- VectorProxy<Storage, Bin> operator[](int index);
+ bool
+ check() const
+ {
+ return storage != NULL;
+ }
- size_t size() const { return bin.size(); }
- bool zero() const { return data(0)->value(params) == 0.0; }
+ void
+ reset()
+ {
+ for (int i = 0; i < size(); ++i)
+ data(i)->reset();
+ }
+
+ public:
+ VectorBase()
+ : storage(NULL)
+ {}
+
+ ~VectorBase()
+ {
+ if (!storage)
+ return;
+
+ for (int i = 0; i < _size; ++i)
+ data(i)->~Storage();
+ delete [] reinterpret_cast<char *>(storage);
+ }
/**
- * Reset stat value to default
+ * Return a reference (ScalarProxy) to the stat at the given index.
+ * @param index The vector index to access.
+ * @return A reference of the stat.
*/
- void reset() { bin.reset(); }
+ Proxy
+ operator[](int index)
+ {
+ assert (index >= 0 && index < size());
+ return Proxy(this, index);
+ }
- bool check() { return bin.initialized(); }
+ void update(StatData *data) {}
};
-template <class Storage, class Bin>
+template <class Stat>
class VectorProxy
{
- public:
- typedef typename Storage::Params params_t;
- typedef typename Bin::template VectorBin<Storage> bin_t;
-
private:
- bin_t *bin;
- params_t *params;
+ Stat *stat;
int offset;
int len;
- void *stat;
private:
- mutable VResult *vec;
+ mutable VResult vec;
- Storage *data(int index) {
+ typename Stat::Storage *
+ data(int index)
+ {
assert(index < len);
- return bin->data(offset + index, *params);
+ return stat->data(offset + index);
}
- const Storage *data(int index) const {
- bin_t *_bin = const_cast<bin_t *>(bin);
- params_t *_params = const_cast<params_t *>(params);
- return _bin->data(offset + index, *_params);
+ const typename Stat::Storage *
+ data(int index) const
+ {
+ assert(index < len);
+ return const_cast<Stat *>(stat)->data(offset + index);
}
public:
- const VResult &result() const {
- if (vec)
- vec->resize(size());
- else
- vec = new VResult(size());
+ const VResult &
+ result() const
+ {
+ vec.resize(size());
for (int i = 0; i < size(); ++i)
- (*vec)[i] = data(i)->result(*params);
+ vec[i] = data(i)->result(stat->params);
- return *vec;
+ return vec;
}
- Result total() const {
- Result total = 0.0;
+ Result
+ total() const
+ {
+ Result total = 0;
for (int i = 0; i < size(); ++i)
- total += data(i)->result(*params);
+ total += data(i)->result(stat->params);
return total;
}
public:
- VectorProxy(bin_t &b, params_t &p, int o, int l, void *s)
- : bin(&b), params(&p), offset(o), len(l), stat(s), vec(NULL)
+ VectorProxy(Stat *s, int o, int l)
+ : stat(s), offset(o), len(l)
{
}
VectorProxy(const VectorProxy &sp)
- : bin(sp.bin), params(sp.params), offset(sp.offset), len(sp.len),
- stat(sp.stat), vec(NULL)
+ : stat(sp.stat), offset(sp.offset), len(sp.len)
{
}
- ~VectorProxy()
+ const VectorProxy &
+ operator=(const VectorProxy &sp)
{
- if (vec)
- delete vec;
- }
-
- const VectorProxy &operator=(const VectorProxy &sp)
- {
- bin = sp.bin;
- params = sp.params;
+ stat = sp.stat;
offset = sp.offset;
len = sp.len;
- stat = sp.stat;
- if (vec)
- delete vec;
- vec = NULL;
return *this;
}
- ScalarProxy<Storage, Bin> operator[](int index)
+ ScalarProxy<Stat> operator[](int index)
{
assert (index >= 0 && index < size());
- return ScalarProxy<Storage, Bin>(*bin, *params, offset + index, stat);
+ return ScalarProxy<Stat>(stat, offset + index);
}
size_t size() const { return len; }
- /**
- * Return true if stat is binned.
- *@return false since Proxies aren't printed/binned
- */
- bool binned() const { return false; }
-
/**
* This stat has no state. Nothing to reset.
*/
void reset() { }
};
-template <class Storage, class Bin>
-inline VectorProxy<Storage, Bin>
-Vector2dBase<Storage, Bin>::operator[](int index)
+template <class Stor>
+class Vector2dBase : public DataAccess
{
- int offset = index * y;
- assert (index >= 0 && offset < size());
- return VectorProxy<Storage, Bin>(bin, params, offset, y, this);
-}
+ public:
+ typedef Stor Storage;
+ typedef typename Storage::Params Params;
+ typedef VectorProxy<Vector2dBase<Storage> > Proxy;
+ friend class ScalarProxy<Vector2dBase<Storage> >;
+ friend class VectorProxy<Vector2dBase<Storage> >;
+
+ protected:
+ size_t x;
+ size_t y;
+ size_t _size;
+ Storage *storage;
+ Params params;
+
+ protected:
+ Storage *data(int index) { return &storage[index]; }
+ const Storage *data(int index) const { return &storage[index]; }
+
+ void
+ doInit(int _x, int _y)
+ {
+ assert(_x > 0 && _y > 0 && "sizes must be positive!");
+ assert(!storage && "already initialized");
+
+ Vector2dData *statdata = dynamic_cast<Vector2dData *>(find());
+
+ x = _x;
+ y = _y;
+ statdata->x = _x;
+ statdata->y = _y;
+ _size = x * y;
+
+ char *ptr = new char[_size * sizeof(Storage)];
+ storage = reinterpret_cast<Storage *>(ptr);
+
+ for (int i = 0; i < _size; ++i)
+ new (&storage[i]) Storage(params);
+
+ setInit();
+ }
+
+ public:
+ Vector2dBase()
+ : storage(NULL)
+ {}
+
+ ~Vector2dBase()
+ {
+ if (!storage)
+ return;
+
+ for (int i = 0; i < _size; ++i)
+ data(i)->~Storage();
+ delete [] reinterpret_cast<char *>(storage);
+ }
+
+ void
+ update(Vector2dData *newdata)
+ {
+ int size = this->size();
+ newdata->cvec.resize(size);
+ for (int i = 0; i < size; ++i)
+ newdata->cvec[i] = data(i)->value(params);
+ }
+
+ std::string ysubname(int i) const { return (*this->y_subnames)[i]; }
+
+ Proxy
+ operator[](int index)
+ {
+ int offset = index * y;
+ assert (index >= 0 && offset + index < size());
+ return Proxy(this, offset, y);
+ }
+
+
+ size_t
+ size() const
+ {
+ return _size;
+ }
+
+ bool
+ zero() const
+ {
+ return data(0)->zero();
+#if 0
+ for (int i = 0; i < size(); ++i)
+ if (!data(i)->zero())
+ return false;
+ return true;
+#endif
+ }
+
+ /**
+ * Reset stat value to default
+ */
+ void
+ reset()
+ {
+ for (int i = 0; i < size(); ++i)
+ data(i)->reset();
+ }
+
+ bool
+ check()
+ {
+ return storage != NULL;
+ }
+};
//////////////////////////////////////////////////////////////////////
//
VCounter cvec;
public:
- /**
- * Construct this storage with the supplied params.
- * @param params The parameters.
- */
DistStor(const Params ¶ms)
- : min_val(INT_MAX), max_val(INT_MIN), underflow(Counter()),
- overflow(Counter()), sum(Counter()), squares(Counter()),
- samples(Counter()), cvec(params.size)
+ : cvec(params.size)
{
reset();
}
else if (val > params.max)
overflow += number;
else {
- int index = (int)floor((val - params.min) / params.bucket_size);
+ int index = (int)std::floor((val - params.min) / params.bucket_size);
assert(index < size(params));
cvec[index] += number;
}
};
/**
- * Templatized storage for distribution that calculates per cycle mean and
+ * Templatized storage for distribution that calculates per tick mean and
* variance.
*/
struct AvgFancy
* Implementation of a distribution stat. The type of distribution is
* determined by the Storage template. @sa ScalarBase
*/
-template <class Storage, class Bin>
+template <class Stor>
class DistBase : public DataAccess
{
public:
+ typedef Stor Storage;
/** Define the params of the storage class. */
- typedef typename Storage::Params params_t;
- /** Define the bin type. */
- typedef typename Bin::template Bin<Storage> bin_t;
+ typedef typename Storage::Params Params;
protected:
- /** The bin of this stat. */
- bin_t bin;
+ /** The storage for this stat. */
+ char storage[sizeof(Storage)] __attribute__ ((aligned (8)));
+
/** The parameters for this stat. */
- params_t params;
+ Params params;
protected:
/**
- * Retrieve the storage from the bin.
+ * Retrieve the storage.
* @return The storage object for this stat.
*/
- Storage *data() { return bin.data(params); }
+ Storage *data()
+ {
+ return reinterpret_cast<Storage *>(storage);
+ }
+
/**
- * Retrieve a const pointer to the storage from the bin.
+ * Retrieve a const pointer to the storage.
* @return A const pointer to the storage object for this stat.
*/
- const Storage *data() const
+ const Storage *
+ data() const
+ {
+ return reinterpret_cast<const Storage *>(storage);
+ }
+
+ void
+ doInit()
{
- bin_t *_bin = const_cast<bin_t *>(&bin);
- params_t *_params = const_cast<params_t *>(¶ms);
- return _bin->data(*_params);
+ new (storage) Storage(params);
+ setInit();
}
public:
base->data.fancy = Storage::fancy;
data()->update(&(base->data), params);
}
- /**
- * @return True is stat is binned.
- */
- bool binned() const { return bin_t::binned; }
+
/**
* Reset stat value to default
*/
- void reset()
+ void
+ reset()
{
- bin.reset();
+ data()->reset();
}
- bool check() { return bin.initialized(); }
+ bool
+ check()
+ {
+ return true;
+ }
};
-template <class Storage, class Bin>
+template <class Stat>
class DistProxy;
-template <class Storage, class Bin>
+template <class Stor>
class VectorDistBase : public DataAccess
{
public:
- typedef typename Storage::Params params_t;
- typedef typename Bin::template VectorBin<Storage> bin_t;
+ typedef Stor Storage;
+ typedef typename Storage::Params Params;
+ typedef DistProxy<VectorDistBase<Storage> > Proxy;
+ friend class DistProxy<VectorDistBase<Storage> >;
protected:
- bin_t bin;
- params_t params;
+ Storage *storage;
+ size_t _size;
+ Params params;
protected:
- Storage *data(int index) { return bin.data(index, params); }
- const Storage *data(int index) const
+ Storage *
+ data(int index)
{
- bin_t *_bin = const_cast<bin_t *>(&bin);
- params_t *_params = const_cast<params_t *>(¶ms);
- return _bin->data(index, *_params);
+ return &storage[index];
+ }
+
+ const Storage *
+ data(int index) const
+ {
+ return &storage[index];
+ }
+
+ void
+ doInit(int s)
+ {
+ assert(s > 0 && "size must be positive!");
+ assert(!storage && "already initialized");
+ _size = s;
+
+ char *ptr = new char[_size * sizeof(Storage)];
+ storage = reinterpret_cast<Storage *>(ptr);
+
+ for (int i = 0; i < _size; ++i)
+ new (&storage[i]) Storage(params);
+
+ setInit();
}
public:
- VectorDistBase() {}
+ VectorDistBase()
+ : storage(NULL)
+ {}
- friend class DistProxy<Storage, Bin>;
- DistProxy<Storage, Bin> operator[](int index);
- const DistProxy<Storage, Bin> operator[](int index) const;
+ ~VectorDistBase()
+ {
+ if (!storage)
+ return ;
+
+ for (int i = 0; i < _size; ++i)
+ data(i)->~Storage();
+ delete [] reinterpret_cast<char *>(storage);
+ }
+
+ Proxy operator[](int index);
+
+ size_t
+ size() const
+ {
+ return _size;
+ }
+
+ bool
+ zero() const
+ {
+ return false;
+#if 0
+ for (int i = 0; i < size(); ++i)
+ if (!data(i)->zero(params))
+ return false;
+ return true;
+#endif
+ }
- size_t size() const { return bin.size(); }
- bool zero() const { return false; }
- /**
- * Return true if stat is binned.
- *@return True is stat is binned.
- */
- bool binned() const { return bin_t::binned; }
/**
* Reset stat value to default
*/
- void reset() { bin.reset(); }
+ void
+ reset()
+ {
+ for (int i = 0; i < size(); ++i)
+ data(i)->reset();
+ }
+
+ bool
+ check()
+ {
+ return storage != NULL;
+ }
- bool check() { return bin.initialized(); }
- void update(VectorDistData *base)
+ void
+ update(VectorDistData *base)
{
int size = this->size();
base->data.resize(size);
}
};
-template <class Storage, class Bin>
+template <class Stat>
class DistProxy
{
- public:
- typedef typename Storage::Params params_t;
- typedef typename Bin::template Bin<Storage> bin_t;
- typedef VectorDistBase<Storage, Bin> base_t;
-
private:
- union {
- base_t *stat;
- const base_t *cstat;
- };
+ Stat *stat;
int index;
protected:
- Storage *data() { return stat->data(index); }
- const Storage *data() const { return cstat->data(index); }
+ typename Stat::Storage *data() { return stat->data(index); }
+ const typename Stat::Storage *data() const { return stat->data(index); }
public:
- DistProxy(const VectorDistBase<Storage, Bin> &s, int i)
- : cstat(&s), index(i) {}
+ DistProxy(Stat *s, int i)
+ : stat(s), index(i)
+ {}
+
DistProxy(const DistProxy &sp)
- : cstat(sp.cstat), index(sp.index) {}
- const DistProxy &operator=(const DistProxy &sp) {
- cstat = sp.cstat; index = sp.index; return *this;
+ : stat(sp.stat), index(sp.index)
+ {}
+
+ const DistProxy &operator=(const DistProxy &sp)
+ {
+ stat = sp.stat;
+ index = sp.index;
+ return *this;
}
public:
template <typename U>
- void sample(const U &v, int n = 1) { data()->sample(v, n, cstat->params); }
+ void
+ sample(const U &v, int n = 1)
+ {
+ data()->sample(v, n, stat->params);
+ }
+
+ size_t
+ size() const
+ {
+ return 1;
+ }
+
+ bool
+ zero() const
+ {
+ return data()->zero(stat->params);
+ }
- size_t size() const { return 1; }
- bool zero() const { return data()->zero(cstat->params); }
- /**
- * Return true if stat is binned.
- *@return false since Proxies are not binned/printed.
- */
- bool binned() const { return false; }
/**
* Proxy has no state. Nothing to reset.
*/
void reset() { }
};
-template <class Storage, class Bin>
-inline DistProxy<Storage, Bin>
-VectorDistBase<Storage, Bin>::operator[](int index)
+template <class Storage>
+inline typename VectorDistBase<Storage>::Proxy
+VectorDistBase<Storage>::operator[](int index)
{
assert (index >= 0 && index < size());
- return DistProxy<Storage, Bin>(*this, index);
-}
-
-template <class Storage, class Bin>
-inline const DistProxy<Storage, Bin>
-VectorDistBase<Storage, Bin>::operator[](int index) const
-{
- assert (index >= 0 && index < size());
- return DistProxy<Storage, Bin>(*this, index);
+ return typename VectorDistBase<Storage>::Proxy(this, index);
}
#if 0
-template <class Storage, class Bin>
+template <class Storage>
Result
-VectorDistBase<Storage, Bin>::total(int index) const
+VectorDistBase<Storage>::total(int index) const
{
int total = 0;
- for (int i=0; i < x_size(); ++i) {
- total += data(i)->result(*params);
+ for (int i = 0; i < x_size(); ++i) {
+ total += data(i)->result(stat->params);
}
}
#endif
* @return The total of the result vector.
*/
virtual Result total() const = 0;
- /**
- * Return true if stat is binned.
- *@return True is stat is binned.
- */
- virtual bool binned() const = 0;
/**
*
virtual Result total() const { return data->result(); };
virtual size_t size() const { return 1; }
- /**
- * Return true if stat is binned.
- *@return True is stat is binned.
- */
- virtual bool binned() const { return data->binned(); }
/**
*
virtual std::string str() const { return data->name; }
};
-template <class Storage, class Bin>
+template <class Stat>
class ScalarProxyNode : public Node
{
private:
- const ScalarProxy<Storage, Bin> proxy;
+ const ScalarProxy<Stat> proxy;
mutable VResult vresult;
public:
- ScalarProxyNode(const ScalarProxy<Storage, Bin> &p)
- : proxy(p), vresult(1) { }
- virtual const VResult &result() const
+ ScalarProxyNode(const ScalarProxy<Stat> &p)
+ : proxy(p), vresult(1)
+ { }
+
+ virtual const VResult &
+ result() const
{
vresult[0] = proxy.result();
return vresult;
}
- virtual Result total() const { return proxy.result(); };
- virtual size_t size() const { return 1; }
- /**
- * Return true if stat is binned.
- *@return True is stat is binned.
- */
- virtual bool binned() const { return proxy.binned(); }
+ virtual Result
+ total() const
+ {
+ return proxy.result();
+ }
+
+ virtual size_t
+ size() const
+ {
+ return 1;
+ }
/**
*
*/
- virtual std::string str() const { return proxy.str(); }
+ virtual std::string
+ str() const
+ {
+ return proxy.str();
+ }
};
class VectorStatNode : public Node
virtual Result total() const { return data->total(); };
virtual size_t size() const { return data->size(); }
- /**
- * Return true if stat is binned.
- *@return True is stat is binned.
- */
- virtual bool binned() const { return data->binned(); }
virtual std::string str() const { return data->name; }
};
const VResult &result() const { return vresult; }
virtual Result total() const { return vresult[0]; };
virtual size_t size() const { return 1; }
-
- /**
- * Return true if stat is binned.
- *@return False since constants aren't binned.
- */
- virtual bool binned() const { return false; }
-
virtual std::string str() const { return to_string(vresult[0]); }
};
return vresult;
}
- Result total() const {
- Op op;
- return op(l->total());
+ Result total() const
+ {
+ const VResult &vec = this->result();
+ Result total = 0;
+ for (int i = 0; i < size(); i++)
+ total += vec[i];
+ return total;
}
virtual size_t size() const { return l->size(); }
- /**
- * Return true if child of node is binned.
- *@return True if child of node is binned.
- */
- virtual bool binned() const { return l->binned(); }
virtual std::string str() const
{
return vresult;
}
- Result total() const {
- Op op;
- return op(l->total(), r->total());
+ Result total() const
+ {
+ const VResult &vec = this->result();
+ Result total = 0;
+ for (int i = 0; i < size(); i++)
+ total += vec[i];
+ return total;
}
virtual size_t size() const {
return ls;
}
}
- /**
- * Return true if any children of node are binned
- *@return True if either child of node is binned.
- */
- virtual bool binned() const { return (l->binned() || r->binned()); }
virtual std::string str() const
{
}
virtual size_t size() const { return 1; }
- /**
- * Return true if child of node is binned.
- *@return True if child of node is binned.
- */
- virtual bool binned() const { return l->binned(); }
virtual std::string str() const
{
//////////////////////////////////////////////////////////////////////
/**
* @defgroup VisibleStats "Statistic Types"
- * These are the statistics that are used in the simulator. By default these
- * store counters and don't use binning, but are templatized to accept any type
- * and any Bin class.
+ * These are the statistics that are used in the simulator.
* @{
*/
-/**
- * This is an easy way to assign all your stats to be binned or not
- * binned. If the typedef is NoBin, nothing is binned. If it is
- * MainBin, then all stats are binned under that Bin.
- */
-#if STATS_BINNING
-typedef MainBin DefaultBin;
-#else
-typedef NoBin DefaultBin;
-#endif
-
/**
* This is a simple scalar statistic, like a counter.
* @sa Stat, ScalarBase, StatStor
*/
-template <class Bin = DefaultBin>
-class Scalar
- : public Wrap<Scalar<Bin>,
- ScalarBase<StatStor, Bin>,
- ScalarStatData>
+template<int N = 0>
+class Scalar : public Wrap<Scalar<N>, ScalarBase<StatStor>, ScalarStatData>
{
public:
/** The base implementation. */
- typedef ScalarBase<StatStor, Bin> Base;
+ typedef ScalarBase<StatStor> Base;
Scalar()
{
- this->setInit();
+ this->doInit();
}
/**
void operator=(const U &v) { Base::operator=(v); }
};
-class Value
- : public Wrap<Value,
- ValueBase,
- ScalarStatData>
+class Value : public Wrap<Value, ValueBase, ScalarStatData>
{
public:
/** The base implementation. */
};
/**
- * A stat that calculates the per cycle average of a value.
+ * A stat that calculates the per tick average of a value.
* @sa Stat, ScalarBase, AvgStor
*/
-template <class Bin = DefaultBin>
-class Average
- : public Wrap<Average<Bin>,
- ScalarBase<AvgStor, Bin>,
- ScalarStatData>
+template<int N = 0>
+class Average : public Wrap<Average<N>, ScalarBase<AvgStor>, ScalarStatData>
{
public:
/** The base implementation. */
- typedef ScalarBase<AvgStor, Bin> Base;
+ typedef ScalarBase<AvgStor> Base;
Average()
{
- this->setInit();
+ this->doInit();
}
/**
* A vector of scalar stats.
* @sa Stat, VectorBase, StatStor
*/
-template <class Bin = DefaultBin>
-class Vector
- : public WrapVec<Vector<Bin>,
- VectorBase<StatStor, Bin>,
- VectorStatData>
+template<int N = 0>
+class Vector : public WrapVec<Vector<N>, VectorBase<StatStor>, VectorStatData>
{
public:
/** The base implementation. */
- typedef ScalarBase<StatStor, Bin> Base;
+ typedef ScalarBase<StatStor> Base;
/**
* Set this vector to have the given size.
* @return A reference to this stat.
*/
Vector &init(size_t size) {
- this->bin.init(size, this->params);
- this->setInit();
-
+ this->doInit(size);
return *this;
}
};
* A vector of Average stats.
* @sa Stat, VectorBase, AvgStor
*/
-template <class Bin = DefaultBin>
+template<int N = 0>
class AverageVector
- : public WrapVec<AverageVector<Bin>,
- VectorBase<AvgStor, Bin>,
- VectorStatData>
+ : public WrapVec<AverageVector<N>, VectorBase<AvgStor>, VectorStatData>
{
public:
/**
* @return A reference to this stat.
*/
AverageVector &init(size_t size) {
- this->bin.init(size, this->params);
- this->setInit();
-
+ this->doInit(size);
return *this;
}
};
* A 2-Dimensional vecto of scalar stats.
* @sa Stat, Vector2dBase, StatStor
*/
-template <class Bin = DefaultBin>
+template<int N = 0>
class Vector2d
- : public WrapVec2d<Vector2d<Bin>,
- Vector2dBase<StatStor, Bin>,
- Vector2dStatData>
+ : public WrapVec2d<Vector2d<N>, Vector2dBase<StatStor>, Vector2dStatData>
{
public:
- Vector2d &init(size_t _x, size_t _y) {
- this->statData()->x = this->x = _x;
- this->statData()->y = this->y = _y;
- this->bin.init(this->x * this->y, this->params);
- this->setInit();
-
+ Vector2d &init(size_t x, size_t y) {
+ this->doInit(x, y);
return *this;
}
};
* A simple distribution stat.
* @sa Stat, DistBase, DistStor
*/
-template <class Bin = DefaultBin>
+template<int N = 0>
class Distribution
- : public Wrap<Distribution<Bin>,
- DistBase<DistStor, Bin>,
- DistStatData>
+ : public Wrap<Distribution<N>, DistBase<DistStor>, DistStatData>
{
public:
/** Base implementation. */
- typedef DistBase<DistStor, Bin> Base;
+ typedef DistBase<DistStor> Base;
/** The Parameter type. */
- typedef typename DistStor::Params Params;
+ typedef DistStor::Params Params;
public:
/**
this->params.max = max;
this->params.bucket_size = bkt;
this->params.size = (int)rint((max - min) / bkt + 1.0);
- this->bin.init(this->params);
- this->setInit();
-
+ this->doInit();
return *this;
}
};
* Calculates the mean and variance of all the samples.
* @sa Stat, DistBase, FancyStor
*/
-template <class Bin = DefaultBin>
+template<int N = 0>
class StandardDeviation
- : public Wrap<StandardDeviation<Bin>,
- DistBase<FancyStor, Bin>,
- DistStatData>
+ : public Wrap<StandardDeviation<N>, DistBase<FancyStor>, DistStatData>
{
public:
/** The base implementation */
- typedef DistBase<DistStor, Bin> Base;
+ typedef DistBase<DistStor> Base;
/** The parameter type. */
- typedef typename DistStor::Params Params;
+ typedef DistStor::Params Params;
public:
/**
* Construct and initialize this distribution.
*/
StandardDeviation() {
- this->bin.init(this->params);
- this->setInit();
+ this->doInit();
}
};
/**
- * Calculates the per cycle mean and variance of the samples.
+ * Calculates the per tick mean and variance of the samples.
* @sa Stat, DistBase, AvgFancy
*/
-template <class Bin = DefaultBin>
+template<int N = 0>
class AverageDeviation
- : public Wrap<AverageDeviation<Bin>,
- DistBase<AvgFancy, Bin>,
- DistStatData>
+ : public Wrap<AverageDeviation<N>, DistBase<AvgFancy>, DistStatData>
{
public:
/** The base implementation */
- typedef DistBase<DistStor, Bin> Base;
+ typedef DistBase<DistStor> Base;
/** The parameter type. */
- typedef typename DistStor::Params Params;
+ typedef DistStor::Params Params;
public:
/**
*/
AverageDeviation()
{
- this->bin.init(this->params);
- this->setInit();
+ this->doInit();
}
};
* A vector of distributions.
* @sa Stat, VectorDistBase, DistStor
*/
-template <class Bin = DefaultBin>
+template<int N = 0>
class VectorDistribution
- : public WrapVec<VectorDistribution<Bin>,
- VectorDistBase<DistStor, Bin>,
+ : public WrapVec<VectorDistribution<N>,
+ VectorDistBase<DistStor>,
VectorDistStatData>
{
public:
/** The base implementation */
- typedef VectorDistBase<DistStor, Bin> Base;
+ typedef VectorDistBase<DistStor> Base;
/** The parameter type. */
- typedef typename DistStor::Params Params;
+ typedef DistStor::Params Params;
public:
/**
this->params.max = max;
this->params.bucket_size = bkt;
this->params.size = (int)rint((max - min) / bkt + 1.0);
- this->bin.init(size, this->params);
- this->setInit();
-
+ this->doInit(size);
return *this;
}
};
* This is a vector of StandardDeviation stats.
* @sa Stat, VectorDistBase, FancyStor
*/
-template <class Bin = DefaultBin>
+template<int N = 0>
class VectorStandardDeviation
- : public WrapVec<VectorStandardDeviation<Bin>,
- VectorDistBase<FancyStor, Bin>,
+ : public WrapVec<VectorStandardDeviation<N>,
+ VectorDistBase<FancyStor>,
VectorDistStatData>
{
public:
/** The base implementation */
- typedef VectorDistBase<FancyStor, Bin> Base;
+ typedef VectorDistBase<FancyStor> Base;
/** The parameter type. */
- typedef typename DistStor::Params Params;
+ typedef DistStor::Params Params;
public:
/**
* @return A reference to this distribution.
*/
VectorStandardDeviation &init(int size) {
- this->bin.init(size, this->params);
- this->setInit();
-
+ this->doInit(size);
return *this;
}
};
* This is a vector of AverageDeviation stats.
* @sa Stat, VectorDistBase, AvgFancy
*/
-template <class Bin = DefaultBin>
+template<int N = 0>
class VectorAverageDeviation
- : public WrapVec<VectorAverageDeviation<Bin>,
- VectorDistBase<AvgFancy, Bin>,
+ : public WrapVec<VectorAverageDeviation<N>,
+ VectorDistBase<AvgFancy>,
VectorDistStatData>
{
public:
/** The base implementation */
- typedef VectorDistBase<AvgFancy, Bin> Base;
+ typedef VectorDistBase<AvgFancy> Base;
/** The parameter type. */
- typedef typename DistStor::Params Params;
+ typedef DistStor::Params Params;
public:
/**
* @return A reference to this distribution.
*/
VectorAverageDeviation &init(int size) {
- this->bin.init(size, this->params);
- this->setInit();
-
+ this->doInit(size);
return *this;
}
};
*/
size_t size() const;
- /**
- * Return true if Formula is binned. i.e. any of its children
- * nodes are binned
- * @return True if Formula is binned.
- */
- bool binned() const;
-
bool check() const { return true; }
/**
public:
FormulaStatData(Stat &stat) : s(stat) {}
- virtual bool binned() const { return s.binned(); }
virtual bool zero() const { return s.zero(); }
virtual void reset() { s.reset(); }
virtual size_t size() const { return formula.size(); }
virtual const VResult &result() const { formula.result(vec); return vec; }
virtual Result total() const { return formula.total(); }
- virtual bool binned() const { return formula.binned(); }
virtual std::string str() const { return formula.str(); }
};
* Create a new ScalarStatNode.
* @param s The ScalarStat to place in a node.
*/
- template <class Bin>
- Temp(const Scalar<Bin> &s)
+ template <int N>
+ Temp(const Scalar<N> &s)
: node(new ScalarStatNode(s.statData())) { }
/**
* Create a new ScalarStatNode.
* @param s The ScalarStat to place in a node.
*/
- template <class Bin>
- Temp(const Average<Bin> &s)
+ template <int N>
+ Temp(const Average<N> &s)
: node(new ScalarStatNode(s.statData())) { }
/**
* Create a new VectorStatNode.
* @param s The VectorStat to place in a node.
*/
- template <class Bin>
- Temp(const Vector<Bin> &s)
+ template <int N>
+ Temp(const Vector<N> &s)
: node(new VectorStatNode(s.statData())) { }
/**
* Create a new ScalarProxyNode.
* @param p The ScalarProxy to place in a node.
*/
- template <class Storage, class Bin>
- Temp(const ScalarProxy<Storage, Bin> &p)
- : node(new ScalarProxyNode<Storage, Bin>(p)) { }
+ template <class Stat>
+ Temp(const ScalarProxy<Stat> &p)
+ : node(new ScalarProxyNode<Stat>(p)) { }
/**
* Create a ConstNode
*/
void check();
+void dump();
void reset();
void registerResetCallback(Callback *cb);
projects / gem5.git / blobdiff